Merge "drivers/stm32mp_pmic: register PMIC resources as secure or not" into integration
diff --git a/Makefile b/Makefile
index becbf03..65ebb93 100644
--- a/Makefile
+++ b/Makefile
@@ -659,6 +659,10 @@
SDEI_SUPPORT is enabled")
endif
+ifeq ($(COT_DESC_IN_DTB),1)
+ $(info CoT in device tree is an experimental feature)
+endif
+
# If pointer authentication is used in the firmware, make sure that all the
# registers associated to it are also saved and restored.
# Not doing it would leak the value of the keys used by EL3 to EL1 and S-EL1.
@@ -903,6 +907,7 @@
$(eval $(call assert_boolean,ENCRYPT_BL32))
$(eval $(call assert_boolean,ERRATA_SPECULATIVE_AT))
$(eval $(call assert_boolean,RAS_TRAP_LOWER_EL_ERR_ACCESS))
+$(eval $(call assert_boolean,COT_DESC_IN_DTB))
$(eval $(call assert_numeric,ARM_ARCH_MAJOR))
$(eval $(call assert_numeric,ARM_ARCH_MINOR))
@@ -983,6 +988,7 @@
$(eval $(call add_define,USE_SPINLOCK_CAS))
$(eval $(call add_define,ERRATA_SPECULATIVE_AT))
$(eval $(call add_define,RAS_TRAP_LOWER_EL_ERR_ACCESS))
+$(eval $(call add_define,COT_DESC_IN_DTB))
ifeq (${SANITIZE_UB},trap)
$(eval $(call add_define,MONITOR_TRAPS))
diff --git a/docs/about/maintainers.rst b/docs/about/maintainers.rst
index bf29186..ea9a4f5 100644
--- a/docs/about/maintainers.rst
+++ b/docs/about/maintainers.rst
@@ -320,6 +320,14 @@
:F: docs/plat/meson-axg.rst
:F: plat/amlogic/axg/
+Arm FPGA platform port
+^^^^^^^^^^^^^^^^^^^^^^
+:M: Andre Przywara <andre.przywara@arm.com>
+:G: `Andre-ARM`_
+:M: Javier Almansa Sobrino <Javier.AlmansaSobrino@arm.com>
+:G: `javieralso-arm`_
+:F: plat/arm/board/arm_fpga
+
Arm System Guidance for Infrastructure / Mobile FVP platforms
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
:M: Nariman Poushin <nariman.poushin@linaro.org>
diff --git a/docs/components/cot-binding.rst b/docs/components/cot-binding.rst
index cc69d79..46915db 100644
--- a/docs/components/cot-binding.rst
+++ b/docs/components/cot-binding.rst
@@ -1,23 +1,23 @@
Chain of trust bindings
=======================
-The device tree allows to describes the chain of trust with the help of
-certificates and images nodes, which in turn contains number of sub-nodes
-(i.e. certificate and image) mentioning properties for every certificate
-and image respectively.
-Also, this binding allows to describe OID of non-volatile counters, memory
-mapped address and size of non-volatile counter register.
+The device tree allows to describe the chain of trust with the help of
+'cot' node which contain 'manifests' and 'images' as sub-nodes.
+'manifests' and 'images' nodes contains number of sub-nodes (i.e. 'certificate'
+and 'image' nodes) mentioning properties of the certificate and image respectively.
-Convention used in this document
---------------------------------
+Also, device tree describes 'non-volatile-counters' node which contains number of
+sub-nodes mentioning properties of all non-volatile-counters used in the chain of trust.
-This document follows the conventions described in the Device-tree
-Specification
+cot
+------------------------------------------------------------------
+This is root node which contains 'manifests' and 'images' as sub-nodes
-certificates, certificate and extension node bindings definition
+
+Manifests and Certificate node bindings definition
----------------------------------------------------------------
-- Certificates node
+- Manifests node
Description: Container of certificate nodes.
PROPERTIES
@@ -27,20 +27,24 @@
Value type: <string>
- Definition: must be "arm, certificate-descriptors"
+ Definition: must be "arm, cert-descs"
- Certificate node
- Description: Describes certificate properties which are used
- during the authentication process.
+ Description:
+
+ Describes certificate properties which are used
+ during the authentication process.
PROPERTIES
- root-certificate
- Usage: Required for the certificate with no parent.
- In other words, Certificates which are validated
- using root of trust public key.
+ Usage:
- Value type: <boolean>
+ Required for the certificate with no parent.
+ In other words, certificates which are validated
+ using root of trust public key.
+
+ Value type: <boolean>
- image-id
Usage: Required for every certificate with unique id.
@@ -48,99 +52,121 @@
Value type: <u32>
- parent
- Usage: It refers to their parent image, which typically contains
- information to authenticate the certificate.
- This property is required for all non-root certificates.
+ Usage:
- This property is not required for root-certificates
- as it is validated using root of trust public key
- provided by platform.
+ It refers to their parent image, which typically contains
+ information to authenticate the certificate.
+ This property is required for all non-root certificates.
+
+ This property is not required for root-certificates
+ as root-certificates are validated using root of trust
+ public key provided by platform.
Value type: <phandle>
- signing-key
- Usage: This property is used to refer extension node present in
- parent certificate and it is required property for all non-
- root certificates which are authenticated using public-key
- present in parent certificate.
+ Usage:
- This property is not required for root-certificates
- as root-certificates are validated using root of trust
- public key provided by platform.
+ This property is used to refer public key node present in
+ parent certificate node and it is required property for all
+ non-root certificates which are authenticated using public-key
+ present in parent certificate.
+
+ This property is not required for root-certificates
+ as root-certificates are validated using root of trust
+ public key provided by platform.
Value type: <phandle>
- antirollback-counter
- Usage: This property is used by all certificates which are protected
- against rollback attacks using a non-volatile counter and it
- is optional property.
+ Usage:
- This property is used to refer trusted or non-trusted
- non-volatile counter node.
+ This property is used by all certificates which are
+ protected against rollback attacks using a non-volatile
+ counter and it is an optional property.
+
+ This property is used to refer one of the non-volatile
+ counter sub-node present in 'non-volatile counters' node.
Value type: <phandle>
+
SUBNODES
+ - Description:
- - extensions node
- Description: This is sub-node of certificate node.
- Describes OIDs present in the certificate which will
- be used during authentication process to extract
- hash/public key information from this certificate.
- OIDs in extension node are represented using number of
- sub-nodes which contains 'oid' as property
+ Hash and public key information present in the certificate
+ are shown by these nodes.
- PROPERTIES
+ - public key node
+ Description: Provide public key information in the certificate.
- - oid
- Usage: This property provides the Object ID of an extension
- provided in the certificate.
+ PROPERTIES
+
+ - oid
+ Usage:
- Value type: <string>
+ This property provides the Object ID of public key
+ provided in the certificate which the help of which
+ public key information can be extracted.
+
+ Value type: <string>
+
+ - hash node
+ Description: Provide the hash information in the certificate.
+
+ PROPERTIES
+
+ - oid
+ Usage:
+
+ This property provides the Object ID of hash provided in
+ the certificate which the help of which hash information
+ can be extracted.
+
+ Value type: <string>
Example:
.. code:: c
- certificates {
- compatible = "arm, certificate-descriptors”
+ cot {
+ manifests {
+ compatible = "arm, cert-descs”
trusted-key-cert: trusted-key-cert {
- root-certificate;
- image-id = <TRUSTED_KEY_CERT_ID>;
- antirollback-counter = <&trusted_nv_counter>;
- extensions {
- trusted-world-pk: trusted-world-pk {
- oid = TRUSTED_WORLD_PK_OID;
- };
- non-trusted-world-pk: non-trusted-world-pk {
- oid = NON_TRUSTED_WORLD_PK_OID;
- };
- };
- };
+ root-certificate;
+ image-id = <TRUSTED_KEY_CERT_ID>;
+ antirollback-counter = <&trusted_nv_counter>;
- scp_fw_key_cert: scp_fw_key_cert {
- image-id = <SCP_FW_KEY_CERT_ID>;
- parent = <&trusted-key-cert>;
- signing-key = <&trusted_world_pk>;
- antirollback-counter = <&trusted_nv_counter>;
- extensions {
- scp_fw_content_pk: scp_fw_content_pk {
- oid = SCP_FW_CONTENT_CERT_PK_OID;
- };
- };
- };
+ trusted-world-pk: trusted-world-pk {
+ oid = TRUSTED_WORLD_PK_OID;
+ };
+ non-trusted-world-pk: non-trusted-world-pk {
+ oid = NON_TRUSTED_WORLD_PK_OID;
+ };
+ };
- .
- .
- .
+ scp_fw_key_cert: scp_fw_key_cert {
+ image-id = <SCP_FW_KEY_CERT_ID>;
+ parent = <&trusted-key-cert>;
+ signing-key = <&trusted_world_pk>;
+ antirollback-counter = <&trusted_nv_counter>;
- next-cert {
+ scp_fw_content_pk: scp_fw_content_pk {
+ oid = SCP_FW_CONTENT_CERT_PK_OID;
+ };
+ };
+ .
+ .
+ .
- };
+ next-certificate {
+
+ };
+ };
};
-Images and image node bindings definition
+Images and Image node bindings definition
-----------------------------------------
- Images node
@@ -153,11 +179,13 @@
Value type: <string>
- Definition: must be "arm, image-descriptors"
+ Definition: must be "arm, img-descs"
- Image node
- Description: Describes image properties which will be used during
- authentication process.
+ Description:
+
+ Describes image properties which will be used during
+ authentication process.
PROPERTIES
@@ -167,35 +195,41 @@
Value type: <u32>
- parent
- Usage: Required for every image to provide a reference to
- it's parent image, which contains the necessary information
- to authenticate it.
+ Usage:
+
+ Required for every image to provide a reference to
+ its parent image, which contains the necessary information
+ to authenticate it.
Value type: <phandle>
- hash
- Usage: Required for all images which are validated using
- hash method. This property is used to refer extension
- node present in parent certificate and it is required
- property for all images.
+ Usage:
+
+ Required for all images which are validated using
+ hash method. This property is used to refer hash
+ node present in parent certificate node.
Value type: <phandle>
- Note: Currently, all images are validated using "hash"
- method. In future, there may be multiple methods can
- be used to validate the image.
+ Note:
+
+ Currently, all images are validated using 'hash'
+ method. In future, there may be multiple methods can
+ be used to validate the image.
Example:
.. code:: c
- images {
- compatible = "arm, imgage-descriptors";
+ cot {
+ images {
+ compatible = "arm, img-descs";
scp_bl2_image {
- image-id = <SCP_BL2_IMAGE_ID>;
- parent = <&scp_fw_content_cert>;
- hash = <&scp_fw_hash>;
+ image-id = <SCP_BL2_IMAGE_ID>;
+ parent = <&scp_fw_content_cert>;
+ hash = <&scp_fw_hash>;
};
.
@@ -203,7 +237,9 @@
.
next-img {
+
};
+ };
};
non-volatile counter node binding definition
@@ -226,8 +262,10 @@
Value type: <u32>
+ Definition:
+
- Definition: Must be set according to address size
- of non-volatile counter register
+ Must be set according to address size
+ of non-volatile counter register
- #size-cells
Usage: required
@@ -243,14 +281,18 @@
PROPERTIES
- reg
- Usage: Register base address of non-volatile counter and it is required
- property.
+ Usage:
+
+ Register base address of non-volatile counter and it is required
+ property.
Value type: <u32>
- oid
- Usage: This property provides the Object ID of non-volatile counter
- provided in the certificate and it is required property.
+ Usage:
+
+ This property provides the Object ID of non-volatile counter
+ provided in the certificate and it is required property.
Value type: <string>
@@ -280,8 +322,7 @@
Future update to chain of trust binding
---------------------------------------
-This binding document need to be revisited to generalise some terminologies
-like Object IDs, extensions etc which are currently specific to X.509
-certificates.
+This binding document needs to be revisited to generalise some terminologies
+which are currently specific to X.509 certificates for e.g. Object IDs.
-*Copyright (c) 2020, Arm Limited and Contributors. All rights reserved.*
+*Copyright (c) 2020, Arm Limited. All rights reserved.*
diff --git a/docs/getting_started/build-options.rst b/docs/getting_started/build-options.rst
index 81903e1..bfc50df 100644
--- a/docs/getting_started/build-options.rst
+++ b/docs/getting_started/build-options.rst
@@ -648,6 +648,13 @@
configuration device tree, instead of static structure in the code base.
This is currently an experimental feature.
+- ``COT_DESC_IN_DTB``: This flag determines whether to create COT descriptors
+ at runtime using fconf. If this flag is enabled, COT descriptors are
+ statically captured in tb_fw_config file in the form of device tree nodes
+ and properties. Currently, COT descriptors used by BL2 are moved to the
+ device tree and COT descriptors used by BL1 are retained in the code
+ base statically. This is currently an experimental feature.
+
- ``SDEI_IN_FCONF``: This flag determines whether to configure SDEI setup in
runtime using firmware configuration framework. The platform specific SDEI
shared and private events configuration is retrieved from device tree rather
diff --git a/docs/plat/marvell/armada/build.rst b/docs/plat/marvell/armada/build.rst
index bec0bcb..da4ba56 100644
--- a/docs/plat/marvell/armada/build.rst
+++ b/docs/plat/marvell/armada/build.rst
@@ -79,10 +79,12 @@
- LLC_SRAM
- Flag defining the LLC (L3) cache SRAM support. The feature is
- disabled by default (``LLC_ENABLE=0``).
- When LLC SRAM is enabled, the secure payload (BL32) is loaded into this
- SRAM area instead of the DRAM.
+ Flag enabling the LLC (L3) cache SRAM support. The LLC SRAM is activated and used
+ by Trusted OS (OP-TEE OS, BL32). The TF-A only prepares CCU address translation windows
+ for SRAM address range at BL31 execution stage with window target set to DRAM-0.
+ When Trusted OS activates LLC SRAM, the CCU window target is changed to SRAM.
+ There is no reason to enable this feature if OP-TEE OS built with CFG_WITH_PAGER=n.
+ Only set LLC_SRAM=1 if OP-TEE OS is built with CFG_WITH_PAGER=y.
- MARVELL_SECURE_BOOT
diff --git a/drivers/arm/gic/v3/gic-x00.c b/drivers/arm/gic/v3/gic-x00.c
index c1a9f0d..cc97174 100644
--- a/drivers/arm/gic/v3/gic-x00.c
+++ b/drivers/arm/gic/v3/gic-x00.c
@@ -1,5 +1,6 @@
/*
* Copyright (c) 2017-2019, ARM Limited and Contributors. All rights reserved.
+ * Copyright (c) 2020, NVIDIA Corporation. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
@@ -20,26 +21,27 @@
#include "gicv3_private.h"
/* GIC-600 specific register offsets */
-#define GICR_PWRR 0x24
-#define IIDR_MODEL_ARM_GIC_600 0x0200043b
+#define GICR_PWRR 0x24
+#define IIDR_MODEL_ARM_GIC_600 (0x0200043b)
+#define IIDR_MODEL_ARM_GIC_600AE (0x0300043b)
/* GICR_PWRR fields */
-#define PWRR_RDPD_SHIFT 0
-#define PWRR_RDAG_SHIFT 1
-#define PWRR_RDGPD_SHIFT 2
-#define PWRR_RDGPO_SHIFT 3
+#define PWRR_RDPD_SHIFT 0
+#define PWRR_RDAG_SHIFT 1
+#define PWRR_RDGPD_SHIFT 2
+#define PWRR_RDGPO_SHIFT 3
-#define PWRR_RDPD (1 << PWRR_RDPD_SHIFT)
-#define PWRR_RDAG (1 << PWRR_RDAG_SHIFT)
-#define PWRR_RDGPD (1 << PWRR_RDGPD_SHIFT)
-#define PWRR_RDGPO (1 << PWRR_RDGPO_SHIFT)
+#define PWRR_RDPD (1 << PWRR_RDPD_SHIFT)
+#define PWRR_RDAG (1 << PWRR_RDAG_SHIFT)
+#define PWRR_RDGPD (1 << PWRR_RDGPD_SHIFT)
+#define PWRR_RDGPO (1 << PWRR_RDGPO_SHIFT)
/*
* Values to write to GICR_PWRR register to power redistributor
* for operating through the core (GICR_PWRR.RDAG = 0)
*/
-#define PWRR_ON (0 << PWRR_RDPD_SHIFT)
-#define PWRR_OFF (1 << PWRR_RDPD_SHIFT)
+#define PWRR_ON (0 << PWRR_RDPD_SHIFT)
+#define PWRR_OFF (1 << PWRR_RDPD_SHIFT)
#if GICV3_SUPPORT_GIC600
@@ -115,7 +117,8 @@
{
uint32_t reg = mmio_read_32(gicr_base + GICR_IIDR);
- return (reg & IIDR_MODEL_MASK) == IIDR_MODEL_ARM_GIC_600;
+ return (((reg & IIDR_MODEL_MASK) == IIDR_MODEL_ARM_GIC_600) ||
+ ((reg & IIDR_MODEL_MASK) == IIDR_MODEL_ARM_GIC_600AE));
}
#endif
diff --git a/drivers/io/io_storage.c b/drivers/io/io_storage.c
index b8c1d64..ba6f094 100644
--- a/drivers/io/io_storage.c
+++ b/drivers/io/io_storage.c
@@ -34,8 +34,7 @@
/* Return a boolean value indicating whether a device connector is valid */
static int is_valid_dev_connector(const io_dev_connector_t *dev_con)
{
- int result = (dev_con != NULL) && (dev_con->dev_open != NULL);
- return result;
+ return (dev_con != NULL) && (dev_con->dev_open != NULL);
}
@@ -43,10 +42,10 @@
static int is_valid_dev(const uintptr_t dev_handle)
{
const io_dev_info_t *dev = (io_dev_info_t *)dev_handle;
- int result = (dev != NULL) && (dev->funcs != NULL) &&
+
+ return (dev != NULL) && (dev->funcs != NULL) &&
(dev->funcs->type != NULL) &&
(dev->funcs->type() < IO_TYPE_MAX);
- return result;
}
@@ -54,9 +53,9 @@
static int is_valid_entity(const uintptr_t handle)
{
const io_entity_t *entity = (io_entity_t *)handle;
- int result = (entity != NULL) &&
+
+ return (entity != NULL) &&
(is_valid_dev((uintptr_t)entity->dev_handle));
- return result;
}
@@ -74,12 +73,10 @@
static int dev_open(const io_dev_connector_t *dev_con, const uintptr_t dev_spec,
io_dev_info_t **dev_info)
{
- int result;
assert(dev_info != NULL);
assert(is_valid_dev_connector(dev_con));
- result = dev_con->dev_open(dev_spec, dev_info);
- return result;
+ return dev_con->dev_open(dev_spec, dev_info);
}
@@ -163,11 +160,9 @@
int io_dev_open(const io_dev_connector_t *dev_con, const uintptr_t dev_spec,
uintptr_t *handle)
{
- int result;
assert(handle != NULL);
- result = dev_open(dev_con, dev_spec, (io_dev_info_t **)handle);
- return result;
+ return dev_open(dev_con, dev_spec, (io_dev_info_t **)handle);
}
diff --git a/drivers/marvell/cache_llc.c b/drivers/marvell/cache_llc.c
index 836aae7..4b06b47 100644
--- a/drivers/marvell/cache_llc.c
+++ b/drivers/marvell/cache_llc.c
@@ -111,28 +111,36 @@
}
#if LLC_SRAM
-void llc_sram_enable(int ap_index)
+int llc_sram_enable(int ap_index, int size)
{
- uint32_t tc, way;
+ uint32_t tc, way, ways_to_allocate;
uint32_t way_addr;
+ if ((size <= 0) || (size > LLC_SIZE) || (size % LLC_WAY_SIZE))
+ return -1;
+
+ llc_enable(ap_index, 1);
+ llc_inv_all(ap_index);
+
+ ways_to_allocate = size / LLC_WAY_SIZE;
+
/* Lockdown all available ways for all traffic classes */
for (tc = 0; tc < LLC_TC_NUM; tc++)
- mmio_write_32(LLC_TCN_LOCK(ap_index, tc), LLC_WAY_MASK);
+ mmio_write_32(LLC_TCN_LOCK(ap_index, tc), LLC_ALL_WAYS_MASK);
/* Clear the high bits of SRAM address */
mmio_write_32(LLC_BANKED_MNT_AHR(ap_index), 0);
way_addr = PLAT_MARVELL_TRUSTED_RAM_BASE;
- for (way = 0; way < LLC_WAYS; way++) {
+ for (way = 0; way < ways_to_allocate; way++) {
/* Trigger allocation block command */
mmio_write_32(LLC_BLK_ALOC(ap_index),
LLC_BLK_ALOC_BASE_ADDR(way_addr) |
- LLC_BLK_ALOC_WAY_DATA_CLR |
+ LLC_BLK_ALOC_WAY_DATA_SET |
LLC_BLK_ALOC_WAY_ID(way));
way_addr += LLC_WAY_SIZE;
}
- llc_enable(ap_index, 1);
+ return 0;
}
void llc_sram_disable(int ap_index)
@@ -146,4 +154,36 @@
/* Invalidate all ways */
llc_inv_all(ap_index);
}
+
+int llc_sram_test(int ap_index, int size, char *msg)
+{
+ uintptr_t addr, end_addr;
+ uint32_t data = 0;
+
+ if ((size <= 0) || (size > LLC_SIZE))
+ return -1;
+
+ INFO("=== LLC SRAM WRITE test %s\n", msg);
+ for (addr = PLAT_MARVELL_TRUSTED_RAM_BASE,
+ end_addr = PLAT_MARVELL_TRUSTED_RAM_BASE + size;
+ addr < end_addr; addr += 4) {
+ mmio_write_32(addr, addr);
+ }
+ INFO("=== LLC SRAM WRITE test %s PASSED\n", msg);
+ INFO("=== LLC SRAM READ test %s\n", msg);
+ for (addr = PLAT_MARVELL_TRUSTED_RAM_BASE,
+ end_addr = PLAT_MARVELL_TRUSTED_RAM_BASE + size;
+ addr < end_addr; addr += 4) {
+ data = mmio_read_32(addr);
+ if (data != addr) {
+ INFO("=== LLC SRAM READ test %s FAILED @ 0x%08lx)\n",
+ msg, addr);
+ return -1;
+ }
+ }
+ INFO("=== LLC SRAM READ test %s PASSED (last read = 0x%08x)\n",
+ msg, data);
+ return 0;
+}
+
#endif /* LLC_SRAM */
diff --git a/drivers/marvell/comphy/phy-comphy-cp110.c b/drivers/marvell/comphy/phy-comphy-cp110.c
index 2760f46..1d5b6f5 100644
--- a/drivers/marvell/comphy/phy-comphy-cp110.c
+++ b/drivers/marvell/comphy/phy-comphy-cp110.c
@@ -11,6 +11,7 @@
#include <common/debug.h>
#include <drivers/delay_timer.h>
+#include <mg_conf_cm3/mg_conf_cm3.h>
#include <lib/mmio.h>
#include <lib/spinlock.h>
@@ -2231,6 +2232,7 @@
uint32_t comphy_mode)
{
uint32_t mask, data;
+ uint8_t ap_nr, cp_nr;
uintptr_t comphy_addr = comphy_addr =
COMPHY_ADDR(comphy_base, comphy_index);
@@ -2247,6 +2249,10 @@
reg_set(comphy_addr + COMMON_PHY_CFG1_REG, data, mask);
debug_exit();
+ /* Start AP Firmware */
+ mvebu_cp110_get_ap_and_cp_nr(&ap_nr, &cp_nr, comphy_base);
+ mg_start_ap_fw(cp_nr, comphy_index);
+
return 0;
}
diff --git a/drivers/marvell/mg_conf_cm3/mg_conf_cm3.c b/drivers/marvell/mg_conf_cm3/mg_conf_cm3.c
new file mode 100644
index 0000000..98e1896
--- /dev/null
+++ b/drivers/marvell/mg_conf_cm3/mg_conf_cm3.c
@@ -0,0 +1,97 @@
+/*
+ * Copyright (C) 2019 Marvell International Ltd.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ * https://spdx.org/licenses
+ */
+
+#include <a8k_plat_def.h>
+#include <arch_helpers.h>
+#include <common/debug.h>
+#include <lib/mmio.h>
+#include <mss_scp_bl2_format.h>
+
+/* CONFI REGISTERS */
+#define MG_CM3_CONFI_BASE(CP) (MVEBU_CP_REGS_BASE(CP) + 0x100000)
+#define MG_CM3_SRAM_BASE(CP) MG_CM3_CONFI_BASE(CP)
+#define MG_CM3_CONFI_GLOB_CFG_REG(CP) (MG_CM3_CONFI_BASE(CP) + 0x2B500)
+#define CM3_CPU_EN_BIT BIT(28)
+#define MG_CM3_MG_INT_MFX_REG(CP) (MG_CM3_CONFI_BASE(CP) + 0x2B054)
+#define CM3_SYS_RESET_BIT BIT(0)
+
+#define MG_CM3_SHARED_MEM_BASE(CP) (MG_CM3_SRAM_BASE(CP) + 0x1FC00ULL)
+
+#define MG_SRAM_SIZE 0x20000 /* 128KB */
+
+#define MG_ACK_TIMEOUT 10
+
+/**
+ * struct ap_sharedmem_ctrl - used to pass information between the HOST and CM3
+ * @init_done: Set by CM3 when ap_proces initialzied. Host check if CM3 set
+ * this flag to confirm that the process is running
+ * @lane_nr: Set by Host to mark which comphy lane should be configure. E.g.:
+ * - A8K development board uses comphy lane 2 for eth0
+ * - CN913x development board uses comphy lane 4 for eth0
+ */
+struct ap_sharedmem_ctrl {
+ uint32_t init_done;
+ uint32_t lane_nr;
+};
+
+int mg_image_load(uintptr_t src_addr, uint32_t size, int cp_index)
+{
+ uintptr_t mg_regs = MG_CM3_SRAM_BASE(cp_index);
+
+ if (size > MG_SRAM_SIZE) {
+ ERROR("image is too big to fit into MG CM3 memory\n");
+ return 1;
+ }
+
+ NOTICE("Loading MG image from address 0x%lx Size 0x%x to MG at 0x%lx\n",
+ src_addr, size, mg_regs);
+
+ /* Copy image to MG CM3 SRAM */
+ memcpy((void *)mg_regs, (void *)src_addr, size);
+
+ /* Don't release MG CM3 from reset - it will be done by next step
+ * bootloader (e.g. U-Boot), when appriopriate device-tree setup (which
+ * has enabeld 802.3. auto-neg) will be choosen.
+ */
+
+ return 0;
+}
+
+void mg_start_ap_fw(int cp_nr, uint8_t comphy_index)
+{
+ volatile struct ap_sharedmem_ctrl *ap_shared_ctrl =
+ (void *)MG_CM3_SHARED_MEM_BASE(cp_nr);
+ int timeout = MG_ACK_TIMEOUT;
+
+ if (mmio_read_32(MG_CM3_CONFI_GLOB_CFG_REG(cp_nr)) & CM3_CPU_EN_BIT) {
+ VERBOSE("cm3 already running\n");
+ return; /* cm3 already running */
+ }
+
+ /*
+ * Mark which comphy lane should be used - it will be read via shared
+ * mem by ap process
+ */
+ ap_shared_ctrl->lane_nr = comphy_index;
+ /* Make sure it took place before enabling cm3 */
+ dmbst();
+
+ mmio_setbits_32(MG_CM3_CONFI_GLOB_CFG_REG(cp_nr), CM3_CPU_EN_BIT);
+ mmio_setbits_32(MG_CM3_MG_INT_MFX_REG(cp_nr), CM3_SYS_RESET_BIT);
+
+ /* Check for ap process initialization by fw */
+ while (ap_shared_ctrl->init_done != 1 && timeout--)
+ VERBOSE("Waiting for ap process ack, timeout %d\n", timeout);
+
+ if (timeout == 0) {
+ ERROR("AP process failed, disabling cm3\n");
+ mmio_clrbits_32(MG_CM3_MG_INT_MFX_REG(cp_nr),
+ CM3_SYS_RESET_BIT);
+ mmio_clrbits_32(MG_CM3_CONFI_GLOB_CFG_REG(cp_nr),
+ CM3_CPU_EN_BIT);
+ }
+}
diff --git a/drivers/marvell/mg_conf_cm3/mg_conf_cm3.h b/drivers/marvell/mg_conf_cm3/mg_conf_cm3.h
new file mode 100644
index 0000000..e2756de
--- /dev/null
+++ b/drivers/marvell/mg_conf_cm3/mg_conf_cm3.h
@@ -0,0 +1,9 @@
+/*
+ * Copyright (C) 2019 Marvell International Ltd.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ * https://spdx.org/licenses
+ */
+
+void mg_start_ap_fw(int cp_nr, uint8_t comphy_index);
+int mg_image_load(uintptr_t src_addr, uint32_t size, int cp_index);
diff --git a/fdts/corstone700.dts b/fdts/corstone700.dtsi
similarity index 88%
rename from fdts/corstone700.dts
rename to fdts/corstone700.dtsi
index 851f5e6..2372207 100644
--- a/fdts/corstone700.dts
+++ b/fdts/corstone700.dtsi
@@ -1,22 +1,18 @@
/*
- * Copyright (c) 2019-2020, Arm Limited and Contributors. All rights reserved.
+ * Copyright (c) 2020, Arm Limited. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
-/dts-v1/;
+#include <dt-bindings/interrupt-controller/arm-gic.h>
/ {
- model = "corstone700";
compatible = "arm,Corstone-700";
interrupt-parent = <&gic>;
#address-cells = <1>;
#size-cells = <1>;
- chosen {
- bootargs = "console=ttyAMA0 \
- loglevel=9";
- };
+ chosen { };
cpus {
#address-cells = <1>;
@@ -28,7 +24,6 @@
reg = <0>;
next-level-cache = <&L2_0>;
};
-
};
memory@80000000 {
@@ -99,7 +94,21 @@
<1 14 0xf08>,
<1 11 0xf08>,
<1 10 0xf08>;
+ };
+
+ refclk: refclk@1a220000 {
+ compatible = "arm,armv7-timer-mem";
+ reg = <0x1a220000 0x1000>;
+ #address-cells = <1>;
+ #size-cells = <1>;
+ ranges;
+
+ frame@1a230000 {
+ frame-number = <0>;
+ interrupts = <0 2 0xf04>;
+ reg = <0x1a230000 0x1000>;
};
+ };
mbox_es0mhu0: mhu@1b000000 {
compatible = "arm,mhuv2","arm,primecell";
@@ -149,5 +158,4 @@
<0x1A010314 0x4>;
reg-names = "rstreg", "streg";
};
-
};
diff --git a/fdts/corstone700_fpga.dts b/fdts/corstone700_fpga.dts
new file mode 100644
index 0000000..814d6a8
--- /dev/null
+++ b/fdts/corstone700_fpga.dts
@@ -0,0 +1,27 @@
+/*
+ * Copyright (c) 2020, Arm Limited. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+/dts-v1/;
+
+#include "corstone700.dtsi"
+
+/ {
+ model = "corstone700-fpga";
+
+ ethernet: eth@40100000 {
+ compatible = "smsc,lan9115";
+ reg = <0x40100000 0x10000>;
+ phy-mode = "mii";
+ interrupt-parent = <&gic>;
+ interrupts = <GIC_SPI 116 IRQ_TYPE_LEVEL_HIGH>;
+ reg-io-width = <2>;
+ smsc,irq-push-pull;
+ };
+};
+
+&refclk {
+ clock-frequency = <32000000>;
+};
diff --git a/fdts/corstone700_fvp.dts b/fdts/corstone700_fvp.dts
new file mode 100644
index 0000000..3b1202d
--- /dev/null
+++ b/fdts/corstone700_fvp.dts
@@ -0,0 +1,40 @@
+/*
+ * Copyright (c) 2020, Arm Limited. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+/dts-v1/;
+
+#include "corstone700.dtsi"
+
+/ {
+ model = "corstone700-fvp";
+
+ /*
+ * Intel StrataFlash J3 NOR flash: 2 x 16-bit interleaved components
+ * Flash total size: 32 MB
+ * Allocated flash space: 8 MB
+ */
+
+ flash@8500000 {
+ compatible = "cfi-flash";
+ reg = <0x8500000 0x800000>;
+ bank-width = <4>;
+ device-width= <2>;
+ };
+
+ ethernet: eth@4010000 {
+ compatible = "smsc,lan91c111";
+ reg = <0x40100000 0x10000>;
+ phy-mode = "mii";
+ interrupt-parent = <&gic>;
+ interrupts = <GIC_SPI 116 0xf04>;
+ reg-io-width = <2>;
+ smsc,irq-push-pull;
+ };
+};
+
+&refclk {
+ clock-frequency = <50000000>;
+};
diff --git a/fdts/cot_descriptors.dtsi b/fdts/cot_descriptors.dtsi
new file mode 100644
index 0000000..753d56a
--- /dev/null
+++ b/fdts/cot_descriptors.dtsi
@@ -0,0 +1,318 @@
+/*
+ * Copyright (c) 2020, ARM Limited. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#include <tools_share/tbbr_oid.h>
+#include <common/tbbr/tbbr_img_def.h>
+
+cot {
+ manifests {
+ compatible = "arm, cert-descs";
+
+ trusted_boot_fw_cert: trusted_boot_fw_cert {
+ root-certificate;
+ image-id =<TRUSTED_BOOT_FW_CERT_ID>;
+ antirollback-counter = <&trusted_nv_counter>;
+
+ tb_fw_hash: tb_fw_hash {
+ oid = TRUSTED_BOOT_FW_HASH_OID;
+ };
+ tb_fw_config_hash: tb_fw_config_hash {
+ oid = TRUSTED_BOOT_FW_CONFIG_HASH_OID;
+ };
+ hw_config_hash: hw_config_hash {
+ oid = HW_CONFIG_HASH_OID;
+ };
+ fw_config_hash: fw_config_hash {
+ oid = FW_CONFIG_HASH_OID;
+ };
+ };
+
+ trusted_key_cert: trusted_key_cert {
+ root-certificate;
+ image-id = <TRUSTED_KEY_CERT_ID>;
+ antirollback-counter = <&trusted_nv_counter>;
+
+ trusted_world_pk: trusted_world_pk {
+ oid = TRUSTED_WORLD_PK_OID;
+ };
+ non_trusted_world_pk: non_trusted_world_pk {
+ oid = NON_TRUSTED_WORLD_PK_OID;
+ };
+ };
+
+ scp_fw_key_cert: scp_fw_key_cert {
+ image-id = <SCP_FW_KEY_CERT_ID>;
+ parent = <&trusted_key_cert>;
+ signing-key = <&trusted_world_pk>;
+ antirollback-counter = <&trusted_nv_counter>;
+
+ scp_fw_content_pk: scp_fw_content_pk {
+ oid = SCP_FW_CONTENT_CERT_PK_OID;
+ };
+ };
+
+ scp_fw_content_cert: scp_fw_content_cert {
+ image-id = <SCP_FW_CONTENT_CERT_ID>;
+ parent = <&scp_fw_key_cert>;
+ signing-key = <&scp_fw_content_pk>;
+ antirollback-counter = <&trusted_nv_counter>;
+
+ scp_fw_hash: scp_fw_hash {
+ oid = SCP_FW_HASH_OID;
+ };
+ };
+
+ soc_fw_key_cert: soc_fw_key_cert {
+ image-id = <SOC_FW_KEY_CERT_ID>;
+ parent = <&trusted_key_cert>;
+ signing-key = <&trusted_world_pk>;
+ antirollback-counter = <&trusted_nv_counter>;
+ soc_fw_content_pk: soc_fw_content_pk {
+ oid = SOC_FW_CONTENT_CERT_PK_OID;
+ };
+ };
+
+ soc_fw_content_cert: soc_fw_content_cert {
+ image-id = <SOC_FW_CONTENT_CERT_ID>;
+ parent = <&soc_fw_key_cert>;
+ signing-key = <&soc_fw_content_pk>;
+ antirollback-counter = <&trusted_nv_counter>;
+
+ soc_fw_hash: soc_fw_hash {
+ oid = SOC_AP_FW_HASH_OID;
+ };
+ soc_fw_config_hash: soc_fw_config_hash {
+ oid = SOC_FW_CONFIG_HASH_OID;
+ };
+ };
+
+ trusted_os_fw_key_cert: trusted_os_fw_key_cert {
+ image-id = <TRUSTED_OS_FW_KEY_CERT_ID>;
+ parent = <&trusted_key_cert>;
+ signing-key = <&trusted_world_pk>;
+ antirollback-counter = <&trusted_nv_counter>;
+
+ tos_fw_content_pk: tos_fw_content_pk {
+ oid = TRUSTED_OS_FW_CONTENT_CERT_PK_OID;
+ };
+ };
+
+ trusted_os_fw_content_cert: trusted_os_fw_content_cert {
+ image-id = <TRUSTED_OS_FW_CONTENT_CERT_ID>;
+ parent = <&trusted_os_fw_key_cert>;
+ signing-key = <&tos_fw_content_pk>;
+ antirollback-counter = <&trusted_nv_counter>;
+
+ tos_fw_hash: tos_fw_hash {
+ oid = TRUSTED_OS_FW_HASH_OID;
+ };
+ tos_fw_extra1_hash: tos_fw_extra1_hash {
+ oid = TRUSTED_OS_FW_EXTRA1_HASH_OID;
+ };
+ tos_fw_extra2_hash: tos_fw_extra2_hash {
+ oid = TRUSTED_OS_FW_EXTRA2_HASH_OID;
+ };
+ tos_fw_config_hash: tos_fw_config_hash {
+ oid = TRUSTED_OS_FW_CONFIG_HASH_OID;
+ };
+ };
+
+ non_trusted_fw_key_cert: non_trusted_fw_key_cert {
+ image-id = <NON_TRUSTED_FW_KEY_CERT_ID>;
+ parent = <&trusted_key_cert>;
+ signing-key = <&non_trusted_world_pk>;
+ antirollback-counter = <&non_trusted_nv_counter>;
+
+ nt_fw_content_pk: nt_fw_content_pk {
+ oid = NON_TRUSTED_FW_CONTENT_CERT_PK_OID;
+ };
+ };
+
+ non_trusted_fw_content_cert: non_trusted_fw_content_cert {
+ image-id = <NON_TRUSTED_FW_CONTENT_CERT_ID>;
+ parent = <&non_trusted_fw_key_cert>;
+ signing-key = <&nt_fw_content_pk>;
+ antirollback-counter = <&non_trusted_nv_counter>;
+
+ nt_world_bl_hash: nt_world_bl_hash {
+ oid = NON_TRUSTED_WORLD_BOOTLOADER_HASH_OID;
+ };
+ nt_fw_config_hash: nt_fw_config_hash {
+ oid = NON_TRUSTED_FW_CONFIG_HASH_OID;
+ };
+ };
+
+#if defined(SPD_spmd)
+ sp_content_cert: sp_content_cert {
+ image-id = <SP_CONTENT_CERT_ID>;
+ parent = <&trusted_key_cert>;
+ signing-key = <&trusted_world_pk>;
+ antirollback-counter = <&trusted_nv_counter>;
+
+ sp_pkg1_hash: sp_pkg1_hash {
+ oid = SP_PKG1_HASH_OID;
+ };
+ sp_pkg2_hash: sp_pkg2_hash {
+ oid = SP_PKG2_HASH_OID;
+ };
+ sp_pkg3_hash: sp_pkg3_hash {
+ oid = SP_PKG3_HASH_OID;
+ };
+ sp_pkg4_hash: sp_pkg4_hash {
+ oid = SP_PKG4_HASH_OID;
+ };
+ sp_pkg5_hash: sp_pkg5_hash {
+ oid = SP_PKG5_HASH_OID;
+ };
+ sp_pkg6_hash: sp_pkg6_hash {
+ oid = SP_PKG6_HASH_OID;
+ };
+ sp_pkg7_hash: sp_pkg7_hash {
+ oid = SP_PKG7_HASH_OID;
+ };
+ sp_pkg8_hash: sp_pkg8_hash {
+ oid = SP_PKG8_HASH_OID;
+ };
+ };
+#endif
+ };
+
+ images {
+ compatible = "arm, img-descs";
+
+ hw_config {
+ image-id = <HW_CONFIG_ID>;
+ parent = <&trusted_boot_fw_cert>;
+ hash = <&hw_config_hash>;
+ };
+
+ tb_fw_config {
+ image-id = <TB_FW_CONFIG_ID>;
+ parent = <&trusted_boot_fw_cert>;
+ hash = <&tb_fw_config_hash>;
+ };
+
+ scp_bl2_image {
+ image-id = <SCP_BL2_IMAGE_ID>;
+ parent = <&scp_fw_content_cert>;
+ hash = <&scp_fw_hash>;
+ };
+
+ bl31_image {
+ image-id = <BL31_IMAGE_ID>;
+ parent = <&soc_fw_content_cert>;
+ hash = <&soc_fw_hash>;
+ };
+
+ soc_fw_config {
+ image-id = <SOC_FW_CONFIG_ID>;
+ parent = <&soc_fw_content_cert>;
+ hash = <&soc_fw_config_hash>;
+ };
+
+ bl32_image {
+ image-id = <BL32_IMAGE_ID>;
+ parent = <&trusted_os_fw_content_cert>;
+ hash = <&tos_fw_hash>;
+ };
+
+ bl32_extra1_image {
+ image-id = <BL32_EXTRA1_IMAGE_ID>;
+ parent = <&trusted_os_fw_content_cert>;
+ hash = <&tos_fw_extra1_hash>;
+ };
+
+ bl32_extra2_image {
+ image-id = <BL32_EXTRA2_IMAGE_ID>;
+ parent = <&trusted_os_fw_content_cert>;
+ hash = <&tos_fw_extra2_hash>;
+ };
+
+ tos_fw_config {
+ image-id = <TOS_FW_CONFIG_ID>;
+ parent = <&trusted_os_fw_content_cert>;
+ hash = <&tos_fw_config_hash>;
+ };
+
+ bl33_image {
+ image-id = <BL33_IMAGE_ID>;
+ parent = <&non_trusted_fw_content_cert>;
+ hash = <&nt_world_bl_hash>;
+ };
+
+ nt_fw_config {
+ image-id = <NT_FW_CONFIG_ID>;
+ parent = <&non_trusted_fw_content_cert>;
+ hash = <&nt_fw_config_hash>;
+ };
+
+#if defined(SPD_spmd)
+ sp_pkg1 {
+ image-id = <SP_CONTENT_CERT_ID + 1>;
+ parent = <&sp_content_cert>;
+ hash = <&sp_pkg1_hash>;
+ };
+
+ sp_pkg2 {
+ image-id = <SP_CONTENT_CERT_ID + 2>;
+ parent = <&sp_content_cert>;
+ hash = <&sp_pkg2_hash>;
+ };
+
+ sp_pkg3 {
+ image-id = <SP_CONTENT_CERT_ID + 3>;
+ parent = <&sp_content_cert>;
+ hash = <&sp_pkg3_hash>;
+ };
+
+ sp_pkg4 {
+ image-id = <SP_CONTENT_CERT_ID + 4>;
+ parent = <&sp_content_cert>;
+ hash = <&sp_pkg4_hash>;
+ };
+
+ sp_pkg5 {
+ image-id = <SP_CONTENT_CERT_ID + 5>;
+ parent = <&sp_content_cert>;
+ hash = <&sp_pkg5_hash>;
+ };
+
+ sp_pkg6 {
+ image-id = <SP_CONTENT_CERT_ID + 6>;
+ parent = <&sp_content_cert>;
+ hash = <&sp_pkg6_hash>;
+ };
+
+ sp_pkg7 {
+ image-id = <SP_CONTENT_CERT_ID + 7>;
+ parent = <&sp_content_cert>;
+ hash = <&sp_pkg7_hash>;
+ };
+
+ sp_pkg8 {
+ image-id = <SP_CONTENT_CERT_ID + 8>;
+ parent = <&sp_content_cert>;
+ hash = <&sp_pkg8_hash>;
+ };
+#endif
+ };
+};
+
+non-volatile-counters {
+ compatible = "arm, non-volatile-counter";
+
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ counters {
+ trusted_nv_counter: trusted_nv_counter {
+ oid = TRUSTED_FW_NVCOUNTER_OID;
+ };
+ non_trusted_nv_counter: non_trusted_nv_counter {
+ oid = NON_TRUSTED_FW_NVCOUNTER_OID;
+ };
+ };
+};
diff --git a/include/common/tbbr/tbbr_img_def.h b/include/common/tbbr/tbbr_img_def.h
index 1f9aab1..e057891 100644
--- a/include/common/tbbr/tbbr_img_def.h
+++ b/include/common/tbbr/tbbr_img_def.h
@@ -11,6 +11,14 @@
#if defined(SPD_spmd)
#define SP_CONTENT_CERT_ID MAX_IMAGE_IDS
+#define SP_PKG1_ID (MAX_IMAGE_IDS + 1)
+#define SP_PKG2_ID (MAX_IMAGE_IDS + 2)
+#define SP_PKG3_ID (MAX_IMAGE_IDS + 3)
+#define SP_PKG4_ID (MAX_IMAGE_IDS + 4)
+#define SP_PKG5_ID (MAX_IMAGE_IDS + 5)
+#define SP_PKG6_ID (MAX_IMAGE_IDS + 6)
+#define SP_PKG7_ID (MAX_IMAGE_IDS + 7)
+#define SP_PKG8_ID (MAX_IMAGE_IDS + 8)
#define MAX_SP_IDS U(8)
#define MAX_NUMBER_IDS (MAX_IMAGE_IDS + MAX_SP_IDS + U(1))
#else
diff --git a/include/drivers/marvell/cache_llc.h b/include/drivers/marvell/cache_llc.h
index b326474..d6dd653 100644
--- a/include/drivers/marvell/cache_llc.h
+++ b/include/drivers/marvell/cache_llc.h
@@ -41,7 +41,7 @@
#define LLC_BLK_ALOC_WAY_DATA_DSBL (0x0 << 6)
#define LLC_BLK_ALOC_WAY_DATA_CLR (0x1 << 6)
#define LLC_BLK_ALOC_WAY_DATA_SET (0x3 << 6)
-#define LLC_BLK_ALOC_BASE_ADDR(addr) ((addr) & (LLC_WAY_SIZE - 1))
+#define LLC_BLK_ALOC_BASE_ADDR(addr) ((addr) & ~(LLC_WAY_SIZE - 1))
#ifndef __ASSEMBLER__
void llc_cache_sync(int ap_index);
@@ -53,8 +53,9 @@
int llc_is_exclusive(int ap_index);
void llc_runtime_enable(int ap_index);
#if LLC_SRAM
-void llc_sram_enable(int ap_index);
+int llc_sram_enable(int ap_index, int size);
void llc_sram_disable(int ap_index);
+int llc_sram_test(int ap_index, int size, char *msg);
#endif /* LLC_SRAM */
#endif /* __ASSEMBLY__ */
diff --git a/include/lib/libfdt/fdt.h b/include/lib/libfdt/fdt.h
index ef7c86b..eb9edb7 100644
--- a/include/lib/libfdt/fdt.h
+++ b/include/lib/libfdt/fdt.h
@@ -1,55 +1,10 @@
+/* SPDX-License-Identifier: (GPL-2.0-or-later OR BSD-2-Clause) */
#ifndef FDT_H
#define FDT_H
/*
* libfdt - Flat Device Tree manipulation
* Copyright (C) 2006 David Gibson, IBM Corporation.
* Copyright 2012 Kim Phillips, Freescale Semiconductor.
- *
- * libfdt is dual licensed: you can use it either under the terms of
- * the GPL, or the BSD license, at your option.
- *
- * a) This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of the
- * License, or (at your option) any later version.
- *
- * This library is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public
- * License along with this library; if not, write to the Free
- * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston,
- * MA 02110-1301 USA
- *
- * Alternatively,
- *
- * b) Redistribution and use in source and binary forms, with or
- * without modification, are permitted provided that the following
- * conditions are met:
- *
- * 1. Redistributions of source code must retain the above
- * copyright notice, this list of conditions and the following
- * disclaimer.
- * 2. Redistributions in binary form must reproduce the above
- * copyright notice, this list of conditions and the following
- * disclaimer in the documentation and/or other materials
- * provided with the distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND
- * CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
- * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
- * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
- * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
- * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
- * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
- * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
- * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
- * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef __ASSEMBLER__
@@ -90,7 +45,7 @@
char data[0];
};
-#endif /* !__ASSEMBLER__ */
+#endif /* !__ASSEMBLER__*/
#define FDT_MAGIC 0xd00dfeed /* 4: version, 4: total size */
#define FDT_TAGSIZE sizeof(fdt32_t)
diff --git a/include/lib/libfdt/libfdt.h b/include/lib/libfdt/libfdt.h
index c8c00fa..48f375c 100644
--- a/include/lib/libfdt/libfdt.h
+++ b/include/lib/libfdt/libfdt.h
@@ -1,54 +1,9 @@
+/* SPDX-License-Identifier: (GPL-2.0-or-later OR BSD-2-Clause) */
#ifndef LIBFDT_H
#define LIBFDT_H
/*
* libfdt - Flat Device Tree manipulation
* Copyright (C) 2006 David Gibson, IBM Corporation.
- *
- * libfdt is dual licensed: you can use it either under the terms of
- * the GPL, or the BSD license, at your option.
- *
- * a) This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of the
- * License, or (at your option) any later version.
- *
- * This library is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public
- * License along with this library; if not, write to the Free
- * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston,
- * MA 02110-1301 USA
- *
- * Alternatively,
- *
- * b) Redistribution and use in source and binary forms, with or
- * without modification, are permitted provided that the following
- * conditions are met:
- *
- * 1. Redistributions of source code must retain the above
- * copyright notice, this list of conditions and the following
- * disclaimer.
- * 2. Redistributions in binary form must reproduce the above
- * copyright notice, this list of conditions and the following
- * disclaimer in the documentation and/or other materials
- * provided with the distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND
- * CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
- * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
- * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
- * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
- * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
- * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
- * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
- * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
- * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include <libfdt_env.h>
@@ -90,8 +45,9 @@
/* Error codes: codes for bad device tree blobs */
#define FDT_ERR_TRUNCATED 8
- /* FDT_ERR_TRUNCATED: Structure block of the given device tree
- * ends without an FDT_END tag. */
+ /* FDT_ERR_TRUNCATED: FDT or a sub-block is improperly
+ * terminated (overflows, goes outside allowed bounds, or
+ * isn't properly terminated). */
#define FDT_ERR_BADMAGIC 9
/* FDT_ERR_BADMAGIC: Given "device tree" appears not to be a
* device tree at all - it is missing the flattened device
@@ -137,7 +93,15 @@
/* FDT_ERR_NOPHANDLES: The device tree doesn't have any
* phandle available anymore without causing an overflow */
+#define FDT_ERR_BADFLAGS 18
+ /* FDT_ERR_BADFLAGS: The function was passed a flags field that
+ * contains invalid flags or an invalid combination of flags. */
+
-#define FDT_ERR_MAX 17
+#define FDT_ERR_MAX 18
+
+/* constants */
+#define FDT_MAX_PHANDLE 0xfffffffe
+ /* Valid values for phandles range from 1 to 2^32-2. */
/**********************************************************************/
/* Low-level functions (you probably don't need these) */
@@ -153,6 +117,61 @@
uint32_t fdt_next_tag(const void *fdt, int offset, int *nextoffset);
+/*
+ * Alignment helpers:
+ * These helpers access words from a device tree blob. They're
+ * built to work even with unaligned pointers on platforms (ike
+ * ARM) that don't like unaligned loads and stores
+ */
+
+static inline uint32_t fdt32_ld(const fdt32_t *p)
+{
+ const uint8_t *bp = (const uint8_t *)p;
+
+ return ((uint32_t)bp[0] << 24)
+ | ((uint32_t)bp[1] << 16)
+ | ((uint32_t)bp[2] << 8)
+ | bp[3];
+}
+
+static inline void fdt32_st(void *property, uint32_t value)
+{
+ uint8_t *bp = (uint8_t *)property;
+
+ bp[0] = value >> 24;
+ bp[1] = (value >> 16) & 0xff;
+ bp[2] = (value >> 8) & 0xff;
+ bp[3] = value & 0xff;
+}
+
+static inline uint64_t fdt64_ld(const fdt64_t *p)
+{
+ const uint8_t *bp = (const uint8_t *)p;
+
+ return ((uint64_t)bp[0] << 56)
+ | ((uint64_t)bp[1] << 48)
+ | ((uint64_t)bp[2] << 40)
+ | ((uint64_t)bp[3] << 32)
+ | ((uint64_t)bp[4] << 24)
+ | ((uint64_t)bp[5] << 16)
+ | ((uint64_t)bp[6] << 8)
+ | bp[7];
+}
+
+static inline void fdt64_st(void *property, uint64_t value)
+{
+ uint8_t *bp = (uint8_t *)property;
+
+ bp[0] = value >> 56;
+ bp[1] = (value >> 48) & 0xff;
+ bp[2] = (value >> 40) & 0xff;
+ bp[3] = (value >> 32) & 0xff;
+ bp[4] = (value >> 24) & 0xff;
+ bp[5] = (value >> 16) & 0xff;
+ bp[6] = (value >> 8) & 0xff;
+ bp[7] = value & 0xff;
+}
+
/**********************************************************************/
/* Traversal functions */
/**********************************************************************/
@@ -195,7 +214,7 @@
* ...
* }
*
- * if ((node < 0) && (node != -FDT_ERR_NOT_FOUND)) {
+ * if ((node < 0) && (node != -FDT_ERR_NOTFOUND)) {
* Error handling
* }
*
@@ -213,7 +232,7 @@
/* General functions */
/**********************************************************************/
#define fdt_get_header(fdt, field) \
- (fdt32_to_cpu(((const struct fdt_header *)(fdt))->field))
+ (fdt32_ld(&((const struct fdt_header *)(fdt))->field))
#define fdt_magic(fdt) (fdt_get_header(fdt, magic))
#define fdt_totalsize(fdt) (fdt_get_header(fdt, totalsize))
#define fdt_off_dt_struct(fdt) (fdt_get_header(fdt, off_dt_struct))
@@ -244,18 +263,32 @@
#undef fdt_set_hdr_
/**
- * fdt_check_header - sanity check a device tree or possible device tree
+ * fdt_header_size - return the size of the tree's header
+ * @fdt: pointer to a flattened device tree
+ */
+size_t fdt_header_size(const void *fdt);
+
+/**
+ * fdt_header_size_ - internal function which takes a version number
+ */
+size_t fdt_header_size_(uint32_t version);
+
+/**
+ * fdt_check_header - sanity check a device tree header
+
* @fdt: pointer to data which might be a flattened device tree
*
* fdt_check_header() checks that the given buffer contains what
- * appears to be a flattened device tree with sane information in its
- * header.
+ * appears to be a flattened device tree, and that the header contains
+ * valid information (to the extent that can be determined from the
+ * header alone).
*
* returns:
* 0, if the buffer appears to contain a valid device tree
* -FDT_ERR_BADMAGIC,
* -FDT_ERR_BADVERSION,
- * -FDT_ERR_BADSTATE, standard meanings, as above
+ * -FDT_ERR_BADSTATE,
+ * -FDT_ERR_TRUNCATED, standard meanings, as above
*/
int fdt_check_header(const void *fdt);
@@ -284,6 +317,24 @@
/* Read-only functions */
/**********************************************************************/
+int fdt_check_full(const void *fdt, size_t bufsize);
+
+/**
+ * fdt_get_string - retrieve a string from the strings block of a device tree
+ * @fdt: pointer to the device tree blob
+ * @stroffset: offset of the string within the strings block (native endian)
+ * @lenp: optional pointer to return the string's length
+ *
+ * fdt_get_string() retrieves a pointer to a single string from the
+ * strings block of the device tree blob at fdt, and optionally also
+ * returns the string's length in *lenp.
+ *
+ * returns:
+ * a pointer to the string, on success
+ * NULL, if stroffset is out of bounds, or doesn't point to a valid string
+ */
+const char *fdt_get_string(const void *fdt, int stroffset, int *lenp);
+
/**
* fdt_string - retrieve a string from the strings block of a device tree
* @fdt: pointer to the device tree blob
@@ -294,11 +345,25 @@
*
* returns:
* a pointer to the string, on success
- * NULL, if stroffset is out of bounds
+ * NULL, if stroffset is out of bounds, or doesn't point to a valid string
*/
const char *fdt_string(const void *fdt, int stroffset);
/**
+ * fdt_find_max_phandle - find and return the highest phandle in a tree
+ * @fdt: pointer to the device tree blob
+ * @phandle: return location for the highest phandle value found in the tree
+ *
+ * fdt_find_max_phandle() finds the highest phandle value in the given device
+ * tree. The value returned in @phandle is only valid if the function returns
+ * success.
+ *
+ * returns:
+ * 0 on success or a negative error code on failure
+ */
+int fdt_find_max_phandle(const void *fdt, uint32_t *phandle);
+
+/**
* fdt_get_max_phandle - retrieves the highest phandle in a tree
* @fdt: pointer to the device tree blob
*
@@ -306,14 +371,41 @@
* device tree. This will ignore badly formatted phandles, or phandles
* with a value of 0 or -1.
*
+ * This function is deprecated in favour of fdt_find_max_phandle().
+ *
* returns:
* the highest phandle on success
* 0, if no phandle was found in the device tree
* -1, if an error occurred
*/
-uint32_t fdt_get_max_phandle(const void *fdt);
+static inline uint32_t fdt_get_max_phandle(const void *fdt)
+{
+ uint32_t phandle;
+ int err;
+
+ err = fdt_find_max_phandle(fdt, &phandle);
+ if (err < 0)
+ return (uint32_t)-1;
+
+ return phandle;
+}
/**
+ * fdt_generate_phandle - return a new, unused phandle for a device tree blob
+ * @fdt: pointer to the device tree blob
+ * @phandle: return location for the new phandle
+ *
+ * Walks the device tree blob and looks for the highest phandle value. On
+ * success, the new, unused phandle value (one higher than the previously
+ * highest phandle value in the device tree blob) will be returned in the
+ * @phandle parameter.
+ *
+ * Returns:
+ * 0 on success or a negative error-code on failure
+ */
+int fdt_generate_phandle(const void *fdt, uint32_t *phandle);
+
+/**
* fdt_num_mem_rsv - retrieve the number of memory reserve map entries
* @fdt: pointer to the device tree blob
*
@@ -503,7 +595,7 @@
* ...
* }
*
- * if ((property < 0) && (property != -FDT_ERR_NOT_FOUND)) {
+ * if ((property < 0) && (property != -FDT_ERR_NOTFOUND)) {
* Error handling
* }
*
@@ -606,7 +698,7 @@
/**
* fdt_getprop_by_offset - retrieve the value of a property at a given offset
* @fdt: pointer to the device tree blob
- * @ffset: offset of the property to read
+ * @offset: offset of the property to read
* @namep: pointer to a string variable (will be overwritten) or NULL
* @lenp: pointer to an integer variable (will be overwritten) or NULL
*
@@ -1090,7 +1182,7 @@
*
* returns:
* 0 <= n < FDT_MAX_NCELLS, on success
- * 2, if the node has no #address-cells property
+ * 1, if the node has no #size-cells property
* -FDT_ERR_BADNCELLS, if the node has a badly formatted or invalid
* #size-cells property
* -FDT_ERR_BADMAGIC,
@@ -1297,7 +1389,45 @@
/* Sequential write functions */
/**********************************************************************/
+/* fdt_create_with_flags flags */
+#define FDT_CREATE_FLAG_NO_NAME_DEDUP 0x1
+ /* FDT_CREATE_FLAG_NO_NAME_DEDUP: Do not try to de-duplicate property
+ * names in the fdt. This can result in faster creation times, but
+ * a larger fdt. */
+
+#define FDT_CREATE_FLAGS_ALL (FDT_CREATE_FLAG_NO_NAME_DEDUP)
+
+/**
+ * fdt_create_with_flags - begin creation of a new fdt
+ * @fdt: pointer to memory allocated where fdt will be created
+ * @bufsize: size of the memory space at fdt
+ * @flags: a valid combination of FDT_CREATE_FLAG_ flags, or 0.
+ *
+ * fdt_create_with_flags() begins the process of creating a new fdt with
+ * the sequential write interface.
+ *
+ * fdt creation process must end with fdt_finished() to produce a valid fdt.
+ *
+ * returns:
+ * 0, on success
+ * -FDT_ERR_NOSPACE, bufsize is insufficient for a minimal fdt
+ * -FDT_ERR_BADFLAGS, flags is not valid
+ */
+int fdt_create_with_flags(void *buf, int bufsize, uint32_t flags);
+
+/**
+ * fdt_create - begin creation of a new fdt
+ * @fdt: pointer to memory allocated where fdt will be created
+ * @bufsize: size of the memory space at fdt
+ *
+ * fdt_create() is equivalent to fdt_create_with_flags() with flags=0.
+ *
+ * returns:
+ * 0, on success
+ * -FDT_ERR_NOSPACE, bufsize is insufficient for a minimal fdt
+ */
int fdt_create(void *buf, int bufsize);
+
int fdt_resize(void *fdt, void *buf, int bufsize);
int fdt_add_reservemap_entry(void *fdt, uint64_t addr, uint64_t size);
int fdt_finish_reservemap(void *fdt);
@@ -1313,10 +1443,13 @@
fdt64_t tmp = cpu_to_fdt64(val);
return fdt_property(fdt, name, &tmp, sizeof(tmp));
}
+
+#ifndef SWIG /* Not available in Python */
static inline int fdt_property_cell(void *fdt, const char *name, uint32_t val)
{
return fdt_property_u32(fdt, name, val);
}
+#endif
/**
* fdt_property_placeholder - add a new property and return a ptr to its value
@@ -1766,6 +1899,43 @@
fdt_appendprop((fdt), (nodeoffset), (name), (str), strlen(str)+1)
/**
+ * fdt_appendprop_addrrange - append a address range property
+ * @fdt: pointer to the device tree blob
+ * @parent: offset of the parent node
+ * @nodeoffset: offset of the node to add a property at
+ * @name: name of property
+ * @addr: start address of a given range
+ * @size: size of a given range
+ *
+ * fdt_appendprop_addrrange() appends an address range value (start
+ * address and size) to the value of the named property in the given
+ * node, or creates a new property with that value if it does not
+ * already exist.
+ * If "name" is not specified, a default "reg" is used.
+ * Cell sizes are determined by parent's #address-cells and #size-cells.
+ *
+ * This function may insert data into the blob, and will therefore
+ * change the offsets of some existing nodes.
+ *
+ * returns:
+ * 0, on success
+ * -FDT_ERR_BADLAYOUT,
+ * -FDT_ERR_BADMAGIC,
+ * -FDT_ERR_BADNCELLS, if the node has a badly formatted or invalid
+ * #address-cells property
+ * -FDT_ERR_BADOFFSET, nodeoffset did not point to FDT_BEGIN_NODE tag
+ * -FDT_ERR_BADSTATE,
+ * -FDT_ERR_BADSTRUCTURE,
+ * -FDT_ERR_BADVERSION,
+ * -FDT_ERR_BADVALUE, addr or size doesn't fit to respective cells size
+ * -FDT_ERR_NOSPACE, there is insufficient free space in the blob to
+ * contain a new property
+ * -FDT_ERR_TRUNCATED, standard meanings
+ */
+int fdt_appendprop_addrrange(void *fdt, int parent, int nodeoffset,
+ const char *name, uint64_t addr, uint64_t size);
+
+/**
* fdt_delprop - delete a property
* @fdt: pointer to the device tree blob
* @nodeoffset: offset of the node whose property to nop
diff --git a/include/lib/libfdt/libfdt_env.h b/include/lib/libfdt/libfdt_env.h
index bd24746..73b6d40 100644
--- a/include/lib/libfdt/libfdt_env.h
+++ b/include/lib/libfdt/libfdt_env.h
@@ -1,61 +1,18 @@
+/* SPDX-License-Identifier: (GPL-2.0-or-later OR BSD-2-Clause) */
#ifndef LIBFDT_ENV_H
#define LIBFDT_ENV_H
/*
* libfdt - Flat Device Tree manipulation
* Copyright (C) 2006 David Gibson, IBM Corporation.
* Copyright 2012 Kim Phillips, Freescale Semiconductor.
- *
- * libfdt is dual licensed: you can use it either under the terms of
- * the GPL, or the BSD license, at your option.
- *
- * a) This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of the
- * License, or (at your option) any later version.
- *
- * This library is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public
- * License along with this library; if not, write to the Free
- * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston,
- * MA 02110-1301 USA
- *
- * Alternatively,
- *
- * b) Redistribution and use in source and binary forms, with or
- * without modification, are permitted provided that the following
- * conditions are met:
- *
- * 1. Redistributions of source code must retain the above
- * copyright notice, this list of conditions and the following
- * disclaimer.
- * 2. Redistributions in binary form must reproduce the above
- * copyright notice, this list of conditions and the following
- * disclaimer in the documentation and/or other materials
- * provided with the distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND
- * CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
- * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
- * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
- * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
- * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
- * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
- * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
- * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
- * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
+#include <stdbool.h>
#include <stddef.h>
#include <stdint.h>
#include <stdlib.h>
#include <string.h>
+#include <limits.h>
#ifdef __CHECKER__
#define FDT_FORCE __attribute__((force))
diff --git a/include/plat/arm/common/arm_def.h b/include/plat/arm/common/arm_def.h
index 5c11e5f..680d354 100644
--- a/include/plat/arm/common/arm_def.h
+++ b/include/plat/arm/common/arm_def.h
@@ -350,14 +350,15 @@
* and limit. Leave enough space of BL2 meminfo.
*/
#define ARM_FW_CONFIG_BASE (ARM_BL_RAM_BASE + sizeof(meminfo_t))
-#define ARM_FW_CONFIG_LIMIT (ARM_BL_RAM_BASE + PAGE_SIZE)
+#define ARM_FW_CONFIG_LIMIT ((ARM_BL_RAM_BASE + PAGE_SIZE) \
+ + (PAGE_SIZE / 2U))
/*
* Boot parameters passed from BL2 to BL31/BL32 are stored here
*/
-#define ARM_BL2_MEM_DESC_BASE ARM_FW_CONFIG_LIMIT
-#define ARM_BL2_MEM_DESC_LIMIT (ARM_BL2_MEM_DESC_BASE + \
- (PAGE_SIZE / 2U))
+#define ARM_BL2_MEM_DESC_BASE (ARM_FW_CONFIG_LIMIT)
+#define ARM_BL2_MEM_DESC_LIMIT (ARM_BL2_MEM_DESC_BASE \
+ + (PAGE_SIZE / 2U))
/*
* Define limit of firmware configuration memory:
diff --git a/lib/libfdt/fdt.c b/lib/libfdt/fdt.c
index 7855a17..c28fcc1 100644
--- a/lib/libfdt/fdt.c
+++ b/lib/libfdt/fdt.c
@@ -1,52 +1,7 @@
+// SPDX-License-Identifier: (GPL-2.0-or-later OR BSD-2-Clause)
/*
* libfdt - Flat Device Tree manipulation
* Copyright (C) 2006 David Gibson, IBM Corporation.
- *
- * libfdt is dual licensed: you can use it either under the terms of
- * the GPL, or the BSD license, at your option.
- *
- * a) This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of the
- * License, or (at your option) any later version.
- *
- * This library is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public
- * License along with this library; if not, write to the Free
- * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston,
- * MA 02110-1301 USA
- *
- * Alternatively,
- *
- * b) Redistribution and use in source and binary forms, with or
- * without modification, are permitted provided that the following
- * conditions are met:
- *
- * 1. Redistributions of source code must retain the above
- * copyright notice, this list of conditions and the following
- * disclaimer.
- * 2. Redistributions in binary form must reproduce the above
- * copyright notice, this list of conditions and the following
- * disclaimer in the documentation and/or other materials
- * provided with the distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND
- * CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
- * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
- * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
- * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
- * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
- * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
- * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
- * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
- * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "libfdt_env.h"
@@ -55,21 +10,124 @@
#include "libfdt_internal.h"
-int fdt_check_header(const void *fdt)
+/*
+ * Minimal sanity check for a read-only tree. fdt_ro_probe_() checks
+ * that the given buffer contains what appears to be a flattened
+ * device tree with sane information in its header.
+ */
+int32_t fdt_ro_probe_(const void *fdt)
{
+ uint32_t totalsize = fdt_totalsize(fdt);
+
+ if (can_assume(VALID_DTB))
+ return totalsize;
+
if (fdt_magic(fdt) == FDT_MAGIC) {
/* Complete tree */
- if (fdt_version(fdt) < FDT_FIRST_SUPPORTED_VERSION)
- return -FDT_ERR_BADVERSION;
- if (fdt_last_comp_version(fdt) > FDT_LAST_SUPPORTED_VERSION)
- return -FDT_ERR_BADVERSION;
+ if (!can_assume(LATEST)) {
+ if (fdt_version(fdt) < FDT_FIRST_SUPPORTED_VERSION)
+ return -FDT_ERR_BADVERSION;
+ if (fdt_last_comp_version(fdt) >
+ FDT_LAST_SUPPORTED_VERSION)
+ return -FDT_ERR_BADVERSION;
+ }
} else if (fdt_magic(fdt) == FDT_SW_MAGIC) {
/* Unfinished sequential-write blob */
- if (fdt_size_dt_struct(fdt) == 0)
+ if (!can_assume(VALID_INPUT) && fdt_size_dt_struct(fdt) == 0)
return -FDT_ERR_BADSTATE;
} else {
return -FDT_ERR_BADMAGIC;
+ }
+
+ if (totalsize < INT32_MAX)
+ return totalsize;
+ else
+ return -FDT_ERR_TRUNCATED;
+}
+
+static int check_off_(uint32_t hdrsize, uint32_t totalsize, uint32_t off)
+{
+ return (off >= hdrsize) && (off <= totalsize);
+}
+
+static int check_block_(uint32_t hdrsize, uint32_t totalsize,
+ uint32_t base, uint32_t size)
+{
+ if (!check_off_(hdrsize, totalsize, base))
+ return 0; /* block start out of bounds */
+ if ((base + size) < base)
+ return 0; /* overflow */
+ if (!check_off_(hdrsize, totalsize, base + size))
+ return 0; /* block end out of bounds */
+ return 1;
+}
+
+size_t fdt_header_size_(uint32_t version)
+{
+ if (version <= 1)
+ return FDT_V1_SIZE;
+ else if (version <= 2)
+ return FDT_V2_SIZE;
+ else if (version <= 3)
+ return FDT_V3_SIZE;
+ else if (version <= 16)
+ return FDT_V16_SIZE;
+ else
+ return FDT_V17_SIZE;
+}
+
+size_t fdt_header_size(const void *fdt)
+{
+ return can_assume(LATEST) ? FDT_V17_SIZE :
+ fdt_header_size_(fdt_version(fdt));
+}
+
+int fdt_check_header(const void *fdt)
+{
+ size_t hdrsize;
+
+ if (fdt_magic(fdt) != FDT_MAGIC)
+ return -FDT_ERR_BADMAGIC;
+ if (!can_assume(LATEST)) {
+ if ((fdt_version(fdt) < FDT_FIRST_SUPPORTED_VERSION)
+ || (fdt_last_comp_version(fdt) >
+ FDT_LAST_SUPPORTED_VERSION))
+ return -FDT_ERR_BADVERSION;
+ if (fdt_version(fdt) < fdt_last_comp_version(fdt))
+ return -FDT_ERR_BADVERSION;
}
+ hdrsize = fdt_header_size(fdt);
+ if (!can_assume(VALID_DTB)) {
+
+ if ((fdt_totalsize(fdt) < hdrsize)
+ || (fdt_totalsize(fdt) > INT_MAX))
+ return -FDT_ERR_TRUNCATED;
+
+ /* Bounds check memrsv block */
+ if (!check_off_(hdrsize, fdt_totalsize(fdt),
+ fdt_off_mem_rsvmap(fdt)))
+ return -FDT_ERR_TRUNCATED;
+ }
+
+ if (!can_assume(VALID_DTB)) {
+ /* Bounds check structure block */
+ if (!can_assume(LATEST) && fdt_version(fdt) < 17) {
+ if (!check_off_(hdrsize, fdt_totalsize(fdt),
+ fdt_off_dt_struct(fdt)))
+ return -FDT_ERR_TRUNCATED;
+ } else {
+ if (!check_block_(hdrsize, fdt_totalsize(fdt),
+ fdt_off_dt_struct(fdt),
+ fdt_size_dt_struct(fdt)))
+ return -FDT_ERR_TRUNCATED;
+ }
+
+ /* Bounds check strings block */
+ if (!check_block_(hdrsize, fdt_totalsize(fdt),
+ fdt_off_dt_strings(fdt),
+ fdt_size_dt_strings(fdt)))
+ return -FDT_ERR_TRUNCATED;
+ }
return 0;
}
@@ -78,12 +136,13 @@
{
unsigned absoffset = offset + fdt_off_dt_struct(fdt);
- if ((absoffset < offset)
- || ((absoffset + len) < absoffset)
- || (absoffset + len) > fdt_totalsize(fdt))
- return NULL;
+ if (!can_assume(VALID_INPUT))
+ if ((absoffset < offset)
+ || ((absoffset + len) < absoffset)
+ || (absoffset + len) > fdt_totalsize(fdt))
+ return NULL;
- if (fdt_version(fdt) >= 0x11)
+ if (can_assume(LATEST) || fdt_version(fdt) >= 0x11)
if (((offset + len) < offset)
|| ((offset + len) > fdt_size_dt_struct(fdt)))
return NULL;
@@ -100,7 +159,7 @@
*nextoffset = -FDT_ERR_TRUNCATED;
tagp = fdt_offset_ptr(fdt, offset, FDT_TAGSIZE);
- if (!tagp)
+ if (!can_assume(VALID_DTB) && !tagp)
return FDT_END; /* premature end */
tag = fdt32_to_cpu(*tagp);
offset += FDT_TAGSIZE;
@@ -112,18 +171,19 @@
do {
p = fdt_offset_ptr(fdt, offset++, 1);
} while (p && (*p != '\0'));
- if (!p)
+ if (!can_assume(VALID_DTB) && !p)
return FDT_END; /* premature end */
break;
case FDT_PROP:
lenp = fdt_offset_ptr(fdt, offset, sizeof(*lenp));
- if (!lenp)
+ if (!can_assume(VALID_DTB) && !lenp)
return FDT_END; /* premature end */
/* skip-name offset, length and value */
offset += sizeof(struct fdt_property) - FDT_TAGSIZE
+ fdt32_to_cpu(*lenp);
- if (fdt_version(fdt) < 0x10 && fdt32_to_cpu(*lenp) >= 8 &&
+ if (!can_assume(LATEST) &&
+ fdt_version(fdt) < 0x10 && fdt32_to_cpu(*lenp) >= 8 &&
((offset - fdt32_to_cpu(*lenp)) % 8) != 0)
offset += 4;
break;
@@ -146,6 +206,8 @@
int fdt_check_node_offset_(const void *fdt, int offset)
{
+ if (can_assume(VALID_INPUT))
+ return offset;
if ((offset < 0) || (offset % FDT_TAGSIZE)
|| (fdt_next_tag(fdt, offset, &offset) != FDT_BEGIN_NODE))
return -FDT_ERR_BADOFFSET;
@@ -244,7 +306,7 @@
int fdt_move(const void *fdt, void *buf, int bufsize)
{
- FDT_CHECK_HEADER(fdt);
+ FDT_RO_PROBE(fdt);
if (fdt_totalsize(fdt) > bufsize)
return -FDT_ERR_NOSPACE;
diff --git a/lib/libfdt/fdt_addresses.c b/lib/libfdt/fdt_addresses.c
index eff4dbc..9a82cd0 100644
--- a/lib/libfdt/fdt_addresses.c
+++ b/lib/libfdt/fdt_addresses.c
@@ -1,52 +1,8 @@
+// SPDX-License-Identifier: (GPL-2.0-or-later OR BSD-2-Clause)
/*
* libfdt - Flat Device Tree manipulation
* Copyright (C) 2014 David Gibson <david@gibson.dropbear.id.au>
- *
- * libfdt is dual licensed: you can use it either under the terms of
- * the GPL, or the BSD license, at your option.
- *
- * a) This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of the
- * License, or (at your option) any later version.
- *
- * This library is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public
- * License along with this library; if not, write to the Free
- * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston,
- * MA 02110-1301 USA
- *
- * Alternatively,
- *
- * b) Redistribution and use in source and binary forms, with or
- * without modification, are permitted provided that the following
- * conditions are met:
- *
- * 1. Redistributions of source code must retain the above
- * copyright notice, this list of conditions and the following
- * disclaimer.
- * 2. Redistributions in binary form must reproduce the above
- * copyright notice, this list of conditions and the following
- * disclaimer in the documentation and/or other materials
- * provided with the distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND
- * CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
- * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
- * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
- * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
- * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
- * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
- * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
- * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
- * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ * Copyright (C) 2018 embedded brains GmbH
*/
#include "libfdt_env.h"
@@ -55,42 +11,91 @@
#include "libfdt_internal.h"
-int fdt_address_cells(const void *fdt, int nodeoffset)
+static int fdt_cells(const void *fdt, int nodeoffset, const char *name)
{
- const fdt32_t *ac;
- int val;
+ const fdt32_t *c;
+ uint32_t val;
int len;
- ac = fdt_getprop(fdt, nodeoffset, "#address-cells", &len);
- if (!ac)
- return 2;
+ c = fdt_getprop(fdt, nodeoffset, name, &len);
+ if (!c)
+ return len;
- if (len != sizeof(*ac))
+ if (len != sizeof(*c))
return -FDT_ERR_BADNCELLS;
- val = fdt32_to_cpu(*ac);
- if ((val <= 0) || (val > FDT_MAX_NCELLS))
+ val = fdt32_to_cpu(*c);
+ if (val > FDT_MAX_NCELLS)
return -FDT_ERR_BADNCELLS;
+ return (int)val;
+}
+
+int fdt_address_cells(const void *fdt, int nodeoffset)
+{
+ int val;
+
+ val = fdt_cells(fdt, nodeoffset, "#address-cells");
+ if (val == 0)
+ return -FDT_ERR_BADNCELLS;
+ if (val == -FDT_ERR_NOTFOUND)
+ return 2;
return val;
}
int fdt_size_cells(const void *fdt, int nodeoffset)
{
- const fdt32_t *sc;
int val;
- int len;
- sc = fdt_getprop(fdt, nodeoffset, "#size-cells", &len);
- if (!sc)
- return 2;
+ val = fdt_cells(fdt, nodeoffset, "#size-cells");
+ if (val == -FDT_ERR_NOTFOUND)
+ return 1;
+ return val;
+}
+
+/* This function assumes that [address|size]_cells is 1 or 2 */
+int fdt_appendprop_addrrange(void *fdt, int parent, int nodeoffset,
+ const char *name, uint64_t addr, uint64_t size)
+{
+ int addr_cells, size_cells, ret;
+ uint8_t data[sizeof(fdt64_t) * 2], *prop;
- if (len != sizeof(*sc))
+ ret = fdt_address_cells(fdt, parent);
+ if (ret < 0)
+ return ret;
+ addr_cells = ret;
+
+ ret = fdt_size_cells(fdt, parent);
+ if (ret < 0)
+ return ret;
+ size_cells = ret;
+
+ /* check validity of address */
+ prop = data;
+ if (addr_cells == 1) {
+ if ((addr > UINT32_MAX) || ((UINT32_MAX + 1 - addr) < size))
+ return -FDT_ERR_BADVALUE;
+
+ fdt32_st(prop, (uint32_t)addr);
+ } else if (addr_cells == 2) {
+ fdt64_st(prop, addr);
+ } else {
return -FDT_ERR_BADNCELLS;
+ }
- val = fdt32_to_cpu(*sc);
- if ((val < 0) || (val > FDT_MAX_NCELLS))
+ /* check validity of size */
+ prop += addr_cells * sizeof(fdt32_t);
+ if (size_cells == 1) {
+ if (size > UINT32_MAX)
+ return -FDT_ERR_BADVALUE;
+
+ fdt32_st(prop, (uint32_t)size);
+ } else if (size_cells == 2) {
+ fdt64_st(prop, size);
+ } else {
return -FDT_ERR_BADNCELLS;
+ }
- return val;
+ return fdt_appendprop(fdt, nodeoffset, name, data,
+ (addr_cells + size_cells) * sizeof(fdt32_t));
}
diff --git a/lib/libfdt/fdt_empty_tree.c b/lib/libfdt/fdt_empty_tree.c
index f2ae9b7..49d54d4 100644
--- a/lib/libfdt/fdt_empty_tree.c
+++ b/lib/libfdt/fdt_empty_tree.c
@@ -1,52 +1,7 @@
+// SPDX-License-Identifier: (GPL-2.0-or-later OR BSD-2-Clause)
/*
* libfdt - Flat Device Tree manipulation
* Copyright (C) 2012 David Gibson, IBM Corporation.
- *
- * libfdt is dual licensed: you can use it either under the terms of
- * the GPL, or the BSD license, at your option.
- *
- * a) This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of the
- * License, or (at your option) any later version.
- *
- * This library is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public
- * License along with this library; if not, write to the Free
- * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston,
- * MA 02110-1301 USA
- *
- * Alternatively,
- *
- * b) Redistribution and use in source and binary forms, with or
- * without modification, are permitted provided that the following
- * conditions are met:
- *
- * 1. Redistributions of source code must retain the above
- * copyright notice, this list of conditions and the following
- * disclaimer.
- * 2. Redistributions in binary form must reproduce the above
- * copyright notice, this list of conditions and the following
- * disclaimer in the documentation and/or other materials
- * provided with the distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND
- * CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
- * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
- * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
- * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
- * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
- * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
- * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
- * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
- * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "libfdt_env.h"
diff --git a/lib/libfdt/fdt_overlay.c b/lib/libfdt/fdt_overlay.c
index bf75388..b310e49 100644
--- a/lib/libfdt/fdt_overlay.c
+++ b/lib/libfdt/fdt_overlay.c
@@ -1,53 +1,8 @@
+// SPDX-License-Identifier: (GPL-2.0-or-later OR BSD-2-Clause)
/*
* libfdt - Flat Device Tree manipulation
* Copyright (C) 2016 Free Electrons
* Copyright (C) 2016 NextThing Co.
- *
- * libfdt is dual licensed: you can use it either under the terms of
- * the GPL, or the BSD license, at your option.
- *
- * a) This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of the
- * License, or (at your option) any later version.
- *
- * This library is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public
- * License along with this library; if not, write to the Free
- * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston,
- * MA 02110-1301 USA
- *
- * Alternatively,
- *
- * b) Redistribution and use in source and binary forms, with or
- * without modification, are permitted provided that the following
- * conditions are met:
- *
- * 1. Redistributions of source code must retain the above
- * copyright notice, this list of conditions and the following
- * disclaimer.
- * 2. Redistributions in binary form must reproduce the above
- * copyright notice, this list of conditions and the following
- * disclaimer in the documentation and/or other materials
- * provided with the distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND
- * CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
- * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
- * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
- * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
- * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
- * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
- * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
- * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
- * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "libfdt_env.h"
@@ -93,11 +48,11 @@
* @pathp: pointer which receives the path of the target (or NULL)
*
* overlay_get_target() retrieves the target offset in the base
- * device tree of a fragment, no matter how the actual targetting is
+ * device tree of a fragment, no matter how the actual targeting is
* done (through a phandle or a path)
*
* returns:
- * the targetted node offset in the base device tree
+ * the targeted node offset in the base device tree
* Negative error code on error
*/
static int overlay_get_target(const void *fdt, const void *fdto,
@@ -697,7 +652,7 @@
int len = 0, namelen;
const char *name;
- FDT_CHECK_HEADER(fdt);
+ FDT_RO_PROBE(fdt);
for (;;) {
name = fdt_get_name(fdt, nodeoffset, &namelen);
@@ -778,26 +733,36 @@
/* keep end marker to avoid strlen() */
e = path + path_len;
- /* format: /<fragment-name>/__overlay__/<relative-subnode-path> */
-
if (*path != '/')
return -FDT_ERR_BADVALUE;
/* get fragment name first */
s = strchr(path + 1, '/');
- if (!s)
- return -FDT_ERR_BADOVERLAY;
+ if (!s) {
+ /* Symbol refers to something that won't end
+ * up in the target tree */
+ continue;
+ }
frag_name = path + 1;
frag_name_len = s - path - 1;
/* verify format; safe since "s" lies in \0 terminated prop */
len = sizeof("/__overlay__/") - 1;
- if ((e - s) < len || memcmp(s, "/__overlay__/", len))
- return -FDT_ERR_BADOVERLAY;
-
- rel_path = s + len;
- rel_path_len = e - rel_path;
+ if ((e - s) > len && (memcmp(s, "/__overlay__/", len) == 0)) {
+ /* /<fragment-name>/__overlay__/<relative-subnode-path> */
+ rel_path = s + len;
+ rel_path_len = e - rel_path - 1;
+ } else if ((e - s) == len
+ && (memcmp(s, "/__overlay__", len - 1) == 0)) {
+ /* /<fragment-name>/__overlay__ */
+ rel_path = "";
+ rel_path_len = 0;
+ } else {
+ /* Symbol refers to something that won't end
+ * up in the target tree */
+ continue;
+ }
/* find the fragment index in which the symbol lies */
ret = fdt_subnode_offset_namelen(fdto, 0, frag_name,
@@ -863,11 +828,15 @@
int fdt_overlay_apply(void *fdt, void *fdto)
{
- uint32_t delta = fdt_get_max_phandle(fdt);
+ uint32_t delta;
int ret;
- FDT_CHECK_HEADER(fdt);
- FDT_CHECK_HEADER(fdto);
+ FDT_RO_PROBE(fdt);
+ FDT_RO_PROBE(fdto);
+
+ ret = fdt_find_max_phandle(fdt, &delta);
+ if (ret)
+ goto err;
ret = overlay_adjust_local_phandles(fdto, delta);
if (ret)
diff --git a/lib/libfdt/fdt_ro.c b/lib/libfdt/fdt_ro.c
index dfb3236..e03570a 100644
--- a/lib/libfdt/fdt_ro.c
+++ b/lib/libfdt/fdt_ro.c
@@ -1,52 +1,7 @@
+// SPDX-License-Identifier: (GPL-2.0-or-later OR BSD-2-Clause)
/*
* libfdt - Flat Device Tree manipulation
* Copyright (C) 2006 David Gibson, IBM Corporation.
- *
- * libfdt is dual licensed: you can use it either under the terms of
- * the GPL, or the BSD license, at your option.
- *
- * a) This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of the
- * License, or (at your option) any later version.
- *
- * This library is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public
- * License along with this library; if not, write to the Free
- * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston,
- * MA 02110-1301 USA
- *
- * Alternatively,
- *
- * b) Redistribution and use in source and binary forms, with or
- * without modification, are permitted provided that the following
- * conditions are met:
- *
- * 1. Redistributions of source code must retain the above
- * copyright notice, this list of conditions and the following
- * disclaimer.
- * 2. Redistributions in binary form must reproduce the above
- * copyright notice, this list of conditions and the following
- * disclaimer in the documentation and/or other materials
- * provided with the distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND
- * CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
- * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
- * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
- * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
- * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
- * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
- * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
- * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
- * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "libfdt_env.h"
@@ -76,60 +31,169 @@
return 0;
}
+const char *fdt_get_string(const void *fdt, int stroffset, int *lenp)
+{
+ int32_t totalsize;
+ uint32_t absoffset;
+ size_t len;
+ int err;
+ const char *s, *n;
+
+ if (can_assume(VALID_INPUT)) {
+ s = (const char *)fdt + fdt_off_dt_strings(fdt) + stroffset;
+
+ if (lenp)
+ *lenp = strlen(s);
+ return s;
+ }
+ totalsize = fdt_ro_probe_(fdt);
+ err = totalsize;
+ if (totalsize < 0)
+ goto fail;
+
+ err = -FDT_ERR_BADOFFSET;
+ absoffset = stroffset + fdt_off_dt_strings(fdt);
+ if (absoffset >= totalsize)
+ goto fail;
+ len = totalsize - absoffset;
+
+ if (fdt_magic(fdt) == FDT_MAGIC) {
+ if (stroffset < 0)
+ goto fail;
+ if (can_assume(LATEST) || fdt_version(fdt) >= 17) {
+ if (stroffset >= fdt_size_dt_strings(fdt))
+ goto fail;
+ if ((fdt_size_dt_strings(fdt) - stroffset) < len)
+ len = fdt_size_dt_strings(fdt) - stroffset;
+ }
+ } else if (fdt_magic(fdt) == FDT_SW_MAGIC) {
+ if ((stroffset >= 0)
+ || (stroffset < -fdt_size_dt_strings(fdt)))
+ goto fail;
+ if ((-stroffset) < len)
+ len = -stroffset;
+ } else {
+ err = -FDT_ERR_INTERNAL;
+ goto fail;
+ }
+
+ s = (const char *)fdt + absoffset;
+ n = memchr(s, '\0', len);
+ if (!n) {
+ /* missing terminating NULL */
+ err = -FDT_ERR_TRUNCATED;
+ goto fail;
+ }
+
+ if (lenp)
+ *lenp = n - s;
+ return s;
+
+fail:
+ if (lenp)
+ *lenp = err;
+ return NULL;
+}
+
const char *fdt_string(const void *fdt, int stroffset)
{
- return (const char *)fdt + fdt_off_dt_strings(fdt) + stroffset;
+ return fdt_get_string(fdt, stroffset, NULL);
}
static int fdt_string_eq_(const void *fdt, int stroffset,
const char *s, int len)
{
- const char *p = fdt_string(fdt, stroffset);
+ int slen;
+ const char *p = fdt_get_string(fdt, stroffset, &slen);
- return (strlen(p) == len) && (memcmp(p, s, len) == 0);
+ return p && (slen == len) && (memcmp(p, s, len) == 0);
}
-uint32_t fdt_get_max_phandle(const void *fdt)
+int fdt_find_max_phandle(const void *fdt, uint32_t *phandle)
{
- uint32_t max_phandle = 0;
- int offset;
+ uint32_t max = 0;
+ int offset = -1;
- for (offset = fdt_next_node(fdt, -1, NULL);;
- offset = fdt_next_node(fdt, offset, NULL)) {
- uint32_t phandle;
+ while (true) {
+ uint32_t value;
- if (offset == -FDT_ERR_NOTFOUND)
- return max_phandle;
+ offset = fdt_next_node(fdt, offset, NULL);
+ if (offset < 0) {
+ if (offset == -FDT_ERR_NOTFOUND)
+ break;
- if (offset < 0)
- return (uint32_t)-1;
+ return offset;
+ }
- phandle = fdt_get_phandle(fdt, offset);
- if (phandle == (uint32_t)-1)
- continue;
+ value = fdt_get_phandle(fdt, offset);
- if (phandle > max_phandle)
- max_phandle = phandle;
+ if (value > max)
+ max = value;
}
+ if (phandle)
+ *phandle = max;
+
+ return 0;
+}
+
+int fdt_generate_phandle(const void *fdt, uint32_t *phandle)
+{
+ uint32_t max;
+ int err;
+
+ err = fdt_find_max_phandle(fdt, &max);
+ if (err < 0)
+ return err;
+
+ if (max == FDT_MAX_PHANDLE)
+ return -FDT_ERR_NOPHANDLES;
+
+ if (phandle)
+ *phandle = max + 1;
+
return 0;
}
+static const struct fdt_reserve_entry *fdt_mem_rsv(const void *fdt, int n)
+{
+ int offset = n * sizeof(struct fdt_reserve_entry);
+ int absoffset = fdt_off_mem_rsvmap(fdt) + offset;
+
+ if (!can_assume(VALID_INPUT)) {
+ if (absoffset < fdt_off_mem_rsvmap(fdt))
+ return NULL;
+ if (absoffset > fdt_totalsize(fdt) -
+ sizeof(struct fdt_reserve_entry))
+ return NULL;
+ }
+ return fdt_mem_rsv_(fdt, n);
+}
+
int fdt_get_mem_rsv(const void *fdt, int n, uint64_t *address, uint64_t *size)
{
- FDT_CHECK_HEADER(fdt);
- *address = fdt64_to_cpu(fdt_mem_rsv_(fdt, n)->address);
- *size = fdt64_to_cpu(fdt_mem_rsv_(fdt, n)->size);
+ const struct fdt_reserve_entry *re;
+
+ FDT_RO_PROBE(fdt);
+ re = fdt_mem_rsv(fdt, n);
+ if (!can_assume(VALID_INPUT) && !re)
+ return -FDT_ERR_BADOFFSET;
+
+ *address = fdt64_ld(&re->address);
+ *size = fdt64_ld(&re->size);
return 0;
}
int fdt_num_mem_rsv(const void *fdt)
{
- int i = 0;
+ int i;
+ const struct fdt_reserve_entry *re;
- while (fdt64_to_cpu(fdt_mem_rsv_(fdt, i)->size) != 0)
- i++;
- return i;
+ for (i = 0; (re = fdt_mem_rsv(fdt, i)) != NULL; i++) {
+ if (fdt64_ld(&re->size) == 0)
+ return i;
+ }
+ return -FDT_ERR_TRUNCATED;
}
static int nextprop_(const void *fdt, int offset)
@@ -161,7 +225,7 @@
{
int depth;
- FDT_CHECK_HEADER(fdt);
+ FDT_RO_PROBE(fdt);
for (depth = 0;
(offset >= 0) && (depth >= 0);
@@ -187,7 +251,7 @@
const char *p = path;
int offset = 0;
- FDT_CHECK_HEADER(fdt);
+ FDT_RO_PROBE(fdt);
/* see if we have an alias */
if (*path != '/') {
@@ -237,13 +301,13 @@
const char *nameptr;
int err;
- if (((err = fdt_check_header(fdt)) != 0)
+ if (((err = fdt_ro_probe_(fdt)) < 0)
|| ((err = fdt_check_node_offset_(fdt, nodeoffset)) < 0))
goto fail;
nameptr = nh->name;
- if (fdt_version(fdt) < 0x10) {
+ if (!can_assume(LATEST) && fdt_version(fdt) < 0x10) {
/*
* For old FDT versions, match the naming conventions of V16:
* give only the leaf name (after all /). The actual tree
@@ -294,7 +358,8 @@
int err;
const struct fdt_property *prop;
- if ((err = fdt_check_prop_offset_(fdt, offset)) < 0) {
+ if (!can_assume(VALID_INPUT) &&
+ (err = fdt_check_prop_offset_(fdt, offset)) < 0) {
if (lenp)
*lenp = err;
return NULL;
@@ -303,7 +368,7 @@
prop = fdt_offset_ptr_(fdt, offset);
if (lenp)
- *lenp = fdt32_to_cpu(prop->len);
+ *lenp = fdt32_ld(&prop->len);
return prop;
}
@@ -315,7 +380,7 @@
/* Prior to version 16, properties may need realignment
* and this API does not work. fdt_getprop_*() will, however. */
- if (fdt_version(fdt) < 0x10) {
+ if (!can_assume(LATEST) && fdt_version(fdt) < 0x10) {
if (lenp)
*lenp = -FDT_ERR_BADVERSION;
return NULL;
@@ -336,11 +401,12 @@
(offset = fdt_next_property_offset(fdt, offset))) {
const struct fdt_property *prop;
- if (!(prop = fdt_get_property_by_offset_(fdt, offset, lenp))) {
+ prop = fdt_get_property_by_offset_(fdt, offset, lenp);
+ if (!can_assume(LIBFDT_FLAWLESS) && !prop) {
offset = -FDT_ERR_INTERNAL;
break;
}
- if (fdt_string_eq_(fdt, fdt32_to_cpu(prop->nameoff),
+ if (fdt_string_eq_(fdt, fdt32_ld(&prop->nameoff),
name, namelen)) {
if (poffset)
*poffset = offset;
@@ -361,7 +427,7 @@
{
/* Prior to version 16, properties may need realignment
* and this API does not work. fdt_getprop_*() will, however. */
- if (fdt_version(fdt) < 0x10) {
+ if (!can_assume(LATEST) && fdt_version(fdt) < 0x10) {
if (lenp)
*lenp = -FDT_ERR_BADVERSION;
return NULL;
@@ -392,8 +458,8 @@
return NULL;
/* Handle realignment */
- if (fdt_version(fdt) < 0x10 && (poffset + sizeof(*prop)) % 8 &&
- fdt32_to_cpu(prop->len) >= 8)
+ if (!can_assume(LATEST) && fdt_version(fdt) < 0x10 &&
+ (poffset + sizeof(*prop)) % 8 && fdt32_ld(&prop->len) >= 8)
return prop->data + 4;
return prop->data;
}
@@ -406,12 +472,27 @@
prop = fdt_get_property_by_offset_(fdt, offset, lenp);
if (!prop)
return NULL;
- if (namep)
- *namep = fdt_string(fdt, fdt32_to_cpu(prop->nameoff));
+ if (namep) {
+ const char *name;
+ int namelen;
+
+ if (!can_assume(VALID_INPUT)) {
+ name = fdt_get_string(fdt, fdt32_ld(&prop->nameoff),
+ &namelen);
+ if (!name) {
+ if (lenp)
+ *lenp = namelen;
+ return NULL;
+ }
+ *namep = name;
+ } else {
+ *namep = fdt_string(fdt, fdt32_ld(&prop->nameoff));
+ }
+ }
/* Handle realignment */
- if (fdt_version(fdt) < 0x10 && (offset + sizeof(*prop)) % 8 &&
- fdt32_to_cpu(prop->len) >= 8)
+ if (!can_assume(LATEST) && fdt_version(fdt) < 0x10 &&
+ (offset + sizeof(*prop)) % 8 && fdt32_ld(&prop->len) >= 8)
return prop->data + 4;
return prop->data;
}
@@ -436,7 +517,7 @@
return 0;
}
- return fdt32_to_cpu(*php);
+ return fdt32_ld(php);
}
const char *fdt_get_alias_namelen(const void *fdt,
@@ -462,7 +543,7 @@
int offset, depth, namelen;
const char *name;
- FDT_CHECK_HEADER(fdt);
+ FDT_RO_PROBE(fdt);
if (buflen < 2)
return -FDT_ERR_NOSPACE;
@@ -514,7 +595,7 @@
int offset, depth;
int supernodeoffset = -FDT_ERR_INTERNAL;
- FDT_CHECK_HEADER(fdt);
+ FDT_RO_PROBE(fdt);
if (supernodedepth < 0)
return -FDT_ERR_NOTFOUND;
@@ -536,10 +617,12 @@
}
}
- if ((offset == -FDT_ERR_NOTFOUND) || (offset >= 0))
- return -FDT_ERR_BADOFFSET;
- else if (offset == -FDT_ERR_BADOFFSET)
- return -FDT_ERR_BADSTRUCTURE;
+ if (!can_assume(VALID_INPUT)) {
+ if ((offset == -FDT_ERR_NOTFOUND) || (offset >= 0))
+ return -FDT_ERR_BADOFFSET;
+ else if (offset == -FDT_ERR_BADOFFSET)
+ return -FDT_ERR_BADSTRUCTURE;
+ }
return offset; /* error from fdt_next_node() */
}
@@ -551,7 +634,8 @@
err = fdt_supernode_atdepth_offset(fdt, nodeoffset, 0, &nodedepth);
if (err)
- return (err < 0) ? err : -FDT_ERR_INTERNAL;
+ return (can_assume(LIBFDT_FLAWLESS) || err < 0) ? err :
+ -FDT_ERR_INTERNAL;
return nodedepth;
}
@@ -573,7 +657,7 @@
const void *val;
int len;
- FDT_CHECK_HEADER(fdt);
+ FDT_RO_PROBE(fdt);
/* FIXME: The algorithm here is pretty horrible: we scan each
* property of a node in fdt_getprop(), then if that didn't
@@ -599,7 +683,7 @@
if ((phandle == 0) || (phandle == -1))
return -FDT_ERR_BADPHANDLE;
- FDT_CHECK_HEADER(fdt);
+ FDT_RO_PROBE(fdt);
/* FIXME: The algorithm here is pretty horrible: we
* potentially scan each property of a node in
@@ -752,7 +836,7 @@
{
int offset, err;
- FDT_CHECK_HEADER(fdt);
+ FDT_RO_PROBE(fdt);
/* FIXME: The algorithm here is pretty horrible: we scan each
* property of a node in fdt_node_check_compatible(), then if
diff --git a/lib/libfdt/fdt_rw.c b/lib/libfdt/fdt_rw.c
index 9b82905..93e4a2b 100644
--- a/lib/libfdt/fdt_rw.c
+++ b/lib/libfdt/fdt_rw.c
@@ -1,52 +1,7 @@
+// SPDX-License-Identifier: (GPL-2.0-or-later OR BSD-2-Clause)
/*
* libfdt - Flat Device Tree manipulation
* Copyright (C) 2006 David Gibson, IBM Corporation.
- *
- * libfdt is dual licensed: you can use it either under the terms of
- * the GPL, or the BSD license, at your option.
- *
- * a) This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of the
- * License, or (at your option) any later version.
- *
- * This library is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public
- * License along with this library; if not, write to the Free
- * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston,
- * MA 02110-1301 USA
- *
- * Alternatively,
- *
- * b) Redistribution and use in source and binary forms, with or
- * without modification, are permitted provided that the following
- * conditions are met:
- *
- * 1. Redistributions of source code must retain the above
- * copyright notice, this list of conditions and the following
- * disclaimer.
- * 2. Redistributions in binary form must reproduce the above
- * copyright notice, this list of conditions and the following
- * disclaimer in the documentation and/or other materials
- * provided with the distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND
- * CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
- * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
- * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
- * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
- * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
- * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
- * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
- * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
- * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "libfdt_env.h"
@@ -67,29 +22,31 @@
(fdt_off_dt_strings(fdt) + fdt_size_dt_strings(fdt)));
}
-static int fdt_rw_check_header_(void *fdt)
+static int fdt_rw_probe_(void *fdt)
{
- FDT_CHECK_HEADER(fdt);
+ if (can_assume(VALID_DTB))
+ return 0;
+ FDT_RO_PROBE(fdt);
- if (fdt_version(fdt) < 17)
+ if (!can_assume(LATEST) && fdt_version(fdt) < 17)
return -FDT_ERR_BADVERSION;
if (fdt_blocks_misordered_(fdt, sizeof(struct fdt_reserve_entry),
fdt_size_dt_struct(fdt)))
return -FDT_ERR_BADLAYOUT;
- if (fdt_version(fdt) > 17)
+ if (!can_assume(LATEST) && fdt_version(fdt) > 17)
fdt_set_version(fdt, 17);
return 0;
}
-#define FDT_RW_CHECK_HEADER(fdt) \
+#define FDT_RW_PROBE(fdt) \
{ \
int err_; \
- if ((err_ = fdt_rw_check_header_(fdt)) != 0) \
+ if ((err_ = fdt_rw_probe_(fdt)) != 0) \
return err_; \
}
-static inline int fdt_data_size_(void *fdt)
+static inline unsigned int fdt_data_size_(void *fdt)
{
return fdt_off_dt_strings(fdt) + fdt_size_dt_strings(fdt);
}
@@ -97,15 +54,16 @@
static int fdt_splice_(void *fdt, void *splicepoint, int oldlen, int newlen)
{
char *p = splicepoint;
- char *end = (char *)fdt + fdt_data_size_(fdt);
+ unsigned int dsize = fdt_data_size_(fdt);
+ size_t soff = p - (char *)fdt;
- if (((p + oldlen) < p) || ((p + oldlen) > end))
+ if ((oldlen < 0) || (soff + oldlen < soff) || (soff + oldlen > dsize))
return -FDT_ERR_BADOFFSET;
- if ((p < (char *)fdt) || ((end - oldlen + newlen) < (char *)fdt))
+ if ((p < (char *)fdt) || (dsize + newlen < oldlen))
return -FDT_ERR_BADOFFSET;
- if ((end - oldlen + newlen) > ((char *)fdt + fdt_totalsize(fdt)))
+ if (dsize - oldlen + newlen > fdt_totalsize(fdt))
return -FDT_ERR_NOSPACE;
- memmove(p + newlen, p + oldlen, end - p - oldlen);
+ memmove(p + newlen, p + oldlen, ((char *)fdt + dsize) - (p + oldlen));
return 0;
}
@@ -136,6 +94,14 @@
return 0;
}
+/* Must only be used to roll back in case of error */
+static void fdt_del_last_string_(void *fdt, const char *s)
+{
+ int newlen = strlen(s) + 1;
+
+ fdt_set_size_dt_strings(fdt, fdt_size_dt_strings(fdt) - newlen);
+}
+
static int fdt_splice_string_(void *fdt, int newlen)
{
void *p = (char *)fdt
@@ -149,7 +115,16 @@
return 0;
}
-static int fdt_find_add_string_(void *fdt, const char *s)
+/**
+ * fdt_find_add_string_() - Find or allocate a string
+ *
+ * @fdt: pointer to the device tree to check/adjust
+ * @s: string to find/add
+ * @allocated: Set to 0 if the string was found, 1 if not found and so
+ * allocated. Ignored if can_assume(NO_ROLLBACK)
+ * @return offset of string in the string table (whether found or added)
+ */
+static int fdt_find_add_string_(void *fdt, const char *s, int *allocated)
{
char *strtab = (char *)fdt + fdt_off_dt_strings(fdt);
const char *p;
@@ -157,6 +132,9 @@
int len = strlen(s) + 1;
int err;
+ if (!can_assume(NO_ROLLBACK))
+ *allocated = 0;
+
p = fdt_find_string_(strtab, fdt_size_dt_strings(fdt), s);
if (p)
/* found it */
@@ -167,6 +145,9 @@
if (err)
return err;
+ if (!can_assume(NO_ROLLBACK))
+ *allocated = 1;
+
memcpy(new, s, len);
return (new - strtab);
}
@@ -176,7 +157,7 @@
struct fdt_reserve_entry *re;
int err;
- FDT_RW_CHECK_HEADER(fdt);
+ FDT_RW_PROBE(fdt);
re = fdt_mem_rsv_w_(fdt, fdt_num_mem_rsv(fdt));
err = fdt_splice_mem_rsv_(fdt, re, 0, 1);
@@ -192,7 +173,7 @@
{
struct fdt_reserve_entry *re = fdt_mem_rsv_w_(fdt, n);
- FDT_RW_CHECK_HEADER(fdt);
+ FDT_RW_PROBE(fdt);
if (n >= fdt_num_mem_rsv(fdt))
return -FDT_ERR_NOTFOUND;
@@ -225,11 +206,12 @@
int nextoffset;
int namestroff;
int err;
+ int allocated;
if ((nextoffset = fdt_check_node_offset_(fdt, nodeoffset)) < 0)
return nextoffset;
- namestroff = fdt_find_add_string_(fdt, name);
+ namestroff = fdt_find_add_string_(fdt, name, &allocated);
if (namestroff < 0)
return namestroff;
@@ -237,8 +219,12 @@
proplen = sizeof(**prop) + FDT_TAGALIGN(len);
err = fdt_splice_struct_(fdt, *prop, 0, proplen);
- if (err)
+ if (err) {
+ /* Delete the string if we failed to add it */
+ if (!can_assume(NO_ROLLBACK) && allocated)
+ fdt_del_last_string_(fdt, name);
return err;
+ }
(*prop)->tag = cpu_to_fdt32(FDT_PROP);
(*prop)->nameoff = cpu_to_fdt32(namestroff);
@@ -252,7 +238,7 @@
int oldlen, newlen;
int err;
- FDT_RW_CHECK_HEADER(fdt);
+ FDT_RW_PROBE(fdt);
namep = (char *)(uintptr_t)fdt_get_name(fdt, nodeoffset, &oldlen);
if (!namep)
@@ -275,7 +261,7 @@
struct fdt_property *prop;
int err;
- FDT_RW_CHECK_HEADER(fdt);
+ FDT_RW_PROBE(fdt);
err = fdt_resize_property_(fdt, nodeoffset, name, len, &prop);
if (err == -FDT_ERR_NOTFOUND)
@@ -308,7 +294,7 @@
struct fdt_property *prop;
int err, oldlen, newlen;
- FDT_RW_CHECK_HEADER(fdt);
+ FDT_RW_PROBE(fdt);
prop = fdt_get_property_w(fdt, nodeoffset, name, &oldlen);
if (prop) {
@@ -334,7 +320,7 @@
struct fdt_property *prop;
int len, proplen;
- FDT_RW_CHECK_HEADER(fdt);
+ FDT_RW_PROBE(fdt);
prop = fdt_get_property_w(fdt, nodeoffset, name, &len);
if (!prop)
@@ -354,7 +340,7 @@
uint32_t tag;
fdt32_t *endtag;
- FDT_RW_CHECK_HEADER(fdt);
+ FDT_RW_PROBE(fdt);
offset = fdt_subnode_offset_namelen(fdt, parentoffset, name, namelen);
if (offset >= 0)
@@ -394,7 +380,7 @@
{
int endoffset;
- FDT_RW_CHECK_HEADER(fdt);
+ FDT_RW_PROBE(fdt);
endoffset = fdt_node_end_offset_(fdt, nodeoffset);
if (endoffset < 0)
@@ -435,12 +421,12 @@
const char *fdtend = fdtstart + fdt_totalsize(fdt);
char *tmp;
- FDT_CHECK_HEADER(fdt);
+ FDT_RO_PROBE(fdt);
mem_rsv_size = (fdt_num_mem_rsv(fdt)+1)
* sizeof(struct fdt_reserve_entry);
- if (fdt_version(fdt) >= 17) {
+ if (can_assume(LATEST) || fdt_version(fdt) >= 17) {
struct_size = fdt_size_dt_struct(fdt);
} else {
struct_size = 0;
@@ -450,7 +436,8 @@
return struct_size;
}
- if (!fdt_blocks_misordered_(fdt, mem_rsv_size, struct_size)) {
+ if (can_assume(LIBFDT_ORDER) ||
+ !fdt_blocks_misordered_(fdt, mem_rsv_size, struct_size)) {
/* no further work necessary */
err = fdt_move(fdt, buf, bufsize);
if (err)
@@ -494,7 +481,7 @@
{
int mem_rsv_size;
- FDT_RW_CHECK_HEADER(fdt);
+ FDT_RW_PROBE(fdt);
mem_rsv_size = (fdt_num_mem_rsv(fdt)+1)
* sizeof(struct fdt_reserve_entry);
diff --git a/lib/libfdt/fdt_strerror.c b/lib/libfdt/fdt_strerror.c
index 9677a18..768db66 100644
--- a/lib/libfdt/fdt_strerror.c
+++ b/lib/libfdt/fdt_strerror.c
@@ -1,51 +1,7 @@
+// SPDX-License-Identifier: (GPL-2.0-or-later OR BSD-2-Clause)
/*
* libfdt - Flat Device Tree manipulation
* Copyright (C) 2006 David Gibson, IBM Corporation.
- *
- * libfdt is dual licensed: you can use it either under the terms of
- * the GPL, or the BSD license, at your option.
- *
- * a) This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of the
- * License, or (at your option) any later version.
- *
- * This library is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public
- * License along with this library; if not, write to the Free
- * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston,
- * MA 02110-1301 USA
- *
- * Alternatively,
- *
- * b) Redistribution and use in source and binary forms, with or
- * without modification, are permitted provided that the following
- * conditions are met:
- *
- * 1. Redistributions of source code must retain the above
- * copyright notice, this list of conditions and the following
- * disclaimer.
- * 2. Redistributions in binary form must reproduce the above
- * copyright notice, this list of conditions and the following
- * disclaimer in the documentation and/or other materials
- * provided with the distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND
- * CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
- * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
- * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
- * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
- * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
- * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
- * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
- * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
* EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "libfdt_env.h"
@@ -82,6 +38,7 @@
FDT_ERRTABENT(FDT_ERR_BADVALUE),
FDT_ERRTABENT(FDT_ERR_BADOVERLAY),
FDT_ERRTABENT(FDT_ERR_NOPHANDLES),
+ FDT_ERRTABENT(FDT_ERR_BADFLAGS),
};
#define FDT_ERRTABSIZE (sizeof(fdt_errtable) / sizeof(fdt_errtable[0]))
diff --git a/lib/libfdt/fdt_sw.c b/lib/libfdt/fdt_sw.c
index 6d33cc2..26759d5 100644
--- a/lib/libfdt/fdt_sw.c
+++ b/lib/libfdt/fdt_sw.c
@@ -1,52 +1,7 @@
+// SPDX-License-Identifier: (GPL-2.0-or-later OR BSD-2-Clause)
/*
* libfdt - Flat Device Tree manipulation
* Copyright (C) 2006 David Gibson, IBM Corporation.
- *
- * libfdt is dual licensed: you can use it either under the terms of
- * the GPL, or the BSD license, at your option.
- *
- * a) This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of the
- * License, or (at your option) any later version.
- *
- * This library is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public
- * License along with this library; if not, write to the Free
- * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston,
- * MA 02110-1301 USA
- *
- * Alternatively,
- *
- * b) Redistribution and use in source and binary forms, with or
- * without modification, are permitted provided that the following
- * conditions are met:
- *
- * 1. Redistributions of source code must retain the above
- * copyright notice, this list of conditions and the following
- * disclaimer.
- * 2. Redistributions in binary form must reproduce the above
- * copyright notice, this list of conditions and the following
- * disclaimer in the documentation and/or other materials
- * provided with the distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND
- * CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
- * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
- * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
- * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
- * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
- * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
- * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
- * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
- * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "libfdt_env.h"
@@ -55,21 +10,87 @@
#include "libfdt_internal.h"
-static int fdt_sw_check_header_(void *fdt)
+static int fdt_sw_probe_(void *fdt)
{
- if (fdt_magic(fdt) != FDT_SW_MAGIC)
- return -FDT_ERR_BADMAGIC;
- /* FIXME: should check more details about the header state */
+ if (!can_assume(VALID_INPUT)) {
+ if (fdt_magic(fdt) == FDT_MAGIC)
+ return -FDT_ERR_BADSTATE;
+ else if (fdt_magic(fdt) != FDT_SW_MAGIC)
+ return -FDT_ERR_BADMAGIC;
+ }
+
return 0;
}
-#define FDT_SW_CHECK_HEADER(fdt) \
+#define FDT_SW_PROBE(fdt) \
{ \
int err; \
- if ((err = fdt_sw_check_header_(fdt)) != 0) \
+ if ((err = fdt_sw_probe_(fdt)) != 0) \
return err; \
}
+/* 'memrsv' state: Initial state after fdt_create()
+ *
+ * Allowed functions:
+ * fdt_add_reservmap_entry()
+ * fdt_finish_reservemap() [moves to 'struct' state]
+ */
+static int fdt_sw_probe_memrsv_(void *fdt)
+{
+ int err = fdt_sw_probe_(fdt);
+ if (err)
+ return err;
+
+ if (!can_assume(VALID_INPUT) && fdt_off_dt_strings(fdt) != 0)
+ return -FDT_ERR_BADSTATE;
+ return 0;
+}
+
+#define FDT_SW_PROBE_MEMRSV(fdt) \
+ { \
+ int err; \
+ if ((err = fdt_sw_probe_memrsv_(fdt)) != 0) \
+ return err; \
+ }
+
+/* 'struct' state: Enter this state after fdt_finish_reservemap()
+ *
+ * Allowed functions:
+ * fdt_begin_node()
+ * fdt_end_node()
+ * fdt_property*()
+ * fdt_finish() [moves to 'complete' state]
+ */
+static int fdt_sw_probe_struct_(void *fdt)
+{
+ int err = fdt_sw_probe_(fdt);
+ if (err)
+ return err;
+
+ if (!can_assume(VALID_INPUT) &&
+ fdt_off_dt_strings(fdt) != fdt_totalsize(fdt))
+ return -FDT_ERR_BADSTATE;
+ return 0;
+}
+
+#define FDT_SW_PROBE_STRUCT(fdt) \
+ { \
+ int err; \
+ if ((err = fdt_sw_probe_struct_(fdt)) != 0) \
+ return err; \
+ }
+
+static inline uint32_t sw_flags(void *fdt)
+{
+ /* assert: (fdt_magic(fdt) == FDT_SW_MAGIC) */
+ return fdt_last_comp_version(fdt);
+}
+
+/* 'complete' state: Enter this state after fdt_finish()
+ *
+ * Allowed functions: none
+ */
+
static void *fdt_grab_space_(void *fdt, size_t len)
{
int offset = fdt_size_dt_struct(fdt);
@@ -85,38 +106,59 @@
return fdt_offset_ptr_w_(fdt, offset);
}
-int fdt_create(void *buf, int bufsize)
+int fdt_create_with_flags(void *buf, int bufsize, uint32_t flags)
{
+ const size_t hdrsize = FDT_ALIGN(sizeof(struct fdt_header),
+ sizeof(struct fdt_reserve_entry));
void *fdt = buf;
- if (bufsize < sizeof(struct fdt_header))
+ if (bufsize < hdrsize)
return -FDT_ERR_NOSPACE;
+ if (flags & ~FDT_CREATE_FLAGS_ALL)
+ return -FDT_ERR_BADFLAGS;
+
memset(buf, 0, bufsize);
+ /*
+ * magic and last_comp_version keep intermediate state during the fdt
+ * creation process, which is replaced with the proper FDT format by
+ * fdt_finish().
+ *
+ * flags should be accessed with sw_flags().
+ */
fdt_set_magic(fdt, FDT_SW_MAGIC);
fdt_set_version(fdt, FDT_LAST_SUPPORTED_VERSION);
- fdt_set_last_comp_version(fdt, FDT_FIRST_SUPPORTED_VERSION);
+ fdt_set_last_comp_version(fdt, flags);
+
fdt_set_totalsize(fdt, bufsize);
- fdt_set_off_mem_rsvmap(fdt, FDT_ALIGN(sizeof(struct fdt_header),
- sizeof(struct fdt_reserve_entry)));
+ fdt_set_off_mem_rsvmap(fdt, hdrsize);
fdt_set_off_dt_struct(fdt, fdt_off_mem_rsvmap(fdt));
- fdt_set_off_dt_strings(fdt, bufsize);
+ fdt_set_off_dt_strings(fdt, 0);
return 0;
}
+int fdt_create(void *buf, int bufsize)
+{
+ return fdt_create_with_flags(buf, bufsize, 0);
+}
+
int fdt_resize(void *fdt, void *buf, int bufsize)
{
size_t headsize, tailsize;
char *oldtail, *newtail;
- FDT_SW_CHECK_HEADER(fdt);
+ FDT_SW_PROBE(fdt);
- headsize = fdt_off_dt_struct(fdt);
+ headsize = fdt_off_dt_struct(fdt) + fdt_size_dt_struct(fdt);
tailsize = fdt_size_dt_strings(fdt);
+ if (!can_assume(VALID_DTB) &&
+ headsize + tailsize > fdt_totalsize(fdt))
+ return -FDT_ERR_INTERNAL;
+
if ((headsize + tailsize) > bufsize)
return -FDT_ERR_NOSPACE;
@@ -133,8 +175,9 @@
memmove(buf, fdt, headsize);
}
- fdt_set_off_dt_strings(buf, bufsize);
fdt_set_totalsize(buf, bufsize);
+ if (fdt_off_dt_strings(buf))
+ fdt_set_off_dt_strings(buf, bufsize);
return 0;
}
@@ -144,10 +187,7 @@
struct fdt_reserve_entry *re;
int offset;
- FDT_SW_CHECK_HEADER(fdt);
-
- if (fdt_size_dt_struct(fdt))
- return -FDT_ERR_BADSTATE;
+ FDT_SW_PROBE_MEMRSV(fdt);
offset = fdt_off_dt_struct(fdt);
if ((offset + sizeof(*re)) > fdt_totalsize(fdt))
@@ -164,16 +204,23 @@
int fdt_finish_reservemap(void *fdt)
{
- return fdt_add_reservemap_entry(fdt, 0, 0);
+ int err = fdt_add_reservemap_entry(fdt, 0, 0);
+
+ if (err)
+ return err;
+
+ fdt_set_off_dt_strings(fdt, fdt_totalsize(fdt));
+ return 0;
}
int fdt_begin_node(void *fdt, const char *name)
{
struct fdt_node_header *nh;
- int namelen = strlen(name) + 1;
+ int namelen;
- FDT_SW_CHECK_HEADER(fdt);
+ FDT_SW_PROBE_STRUCT(fdt);
+ namelen = strlen(name) + 1;
nh = fdt_grab_space_(fdt, sizeof(*nh) + FDT_TAGALIGN(namelen));
if (! nh)
return -FDT_ERR_NOSPACE;
@@ -187,7 +234,7 @@
{
fdt32_t *en;
- FDT_SW_CHECK_HEADER(fdt);
+ FDT_SW_PROBE_STRUCT(fdt);
en = fdt_grab_space_(fdt, FDT_TAGSIZE);
if (! en)
@@ -197,19 +244,13 @@
return 0;
}
-static int fdt_find_add_string_(void *fdt, const char *s)
+static int fdt_add_string_(void *fdt, const char *s)
{
char *strtab = (char *)fdt + fdt_totalsize(fdt);
- const char *p;
int strtabsize = fdt_size_dt_strings(fdt);
int len = strlen(s) + 1;
int struct_top, offset;
- p = fdt_find_string_(strtab - strtabsize, strtabsize, s);
- if (p)
- return p - strtab;
-
- /* Add it */
offset = -strtabsize - len;
struct_top = fdt_off_dt_struct(fdt) + fdt_size_dt_struct(fdt);
if (fdt_totalsize(fdt) + offset < struct_top)
@@ -220,20 +261,56 @@
return offset;
}
+/* Must only be used to roll back in case of error */
+static void fdt_del_last_string_(void *fdt, const char *s)
+{
+ int strtabsize = fdt_size_dt_strings(fdt);
+ int len = strlen(s) + 1;
+
+ fdt_set_size_dt_strings(fdt, strtabsize - len);
+}
+
+static int fdt_find_add_string_(void *fdt, const char *s, int *allocated)
+{
+ char *strtab = (char *)fdt + fdt_totalsize(fdt);
+ int strtabsize = fdt_size_dt_strings(fdt);
+ const char *p;
+
+ *allocated = 0;
+
+ p = fdt_find_string_(strtab - strtabsize, strtabsize, s);
+ if (p)
+ return p - strtab;
+
+ *allocated = 1;
+
+ return fdt_add_string_(fdt, s);
+}
+
int fdt_property_placeholder(void *fdt, const char *name, int len, void **valp)
{
struct fdt_property *prop;
int nameoff;
+ int allocated;
- FDT_SW_CHECK_HEADER(fdt);
+ FDT_SW_PROBE_STRUCT(fdt);
- nameoff = fdt_find_add_string_(fdt, name);
+ /* String de-duplication can be slow, _NO_NAME_DEDUP skips it */
+ if (sw_flags(fdt) & FDT_CREATE_FLAG_NO_NAME_DEDUP) {
+ allocated = 1;
+ nameoff = fdt_add_string_(fdt, name);
+ } else {
+ nameoff = fdt_find_add_string_(fdt, name, &allocated);
+ }
if (nameoff == 0)
return -FDT_ERR_NOSPACE;
prop = fdt_grab_space_(fdt, sizeof(*prop) + FDT_TAGALIGN(len));
- if (! prop)
+ if (! prop) {
+ if (allocated)
+ fdt_del_last_string_(fdt, name);
return -FDT_ERR_NOSPACE;
+ }
prop->tag = cpu_to_fdt32(FDT_PROP);
prop->nameoff = cpu_to_fdt32(nameoff);
@@ -262,7 +339,7 @@
uint32_t tag;
int offset, nextoffset;
- FDT_SW_CHECK_HEADER(fdt);
+ FDT_SW_PROBE_STRUCT(fdt);
/* Add terminator */
end = fdt_grab_space_(fdt, sizeof(*end));
@@ -295,6 +372,10 @@
/* Finally, adjust the header */
fdt_set_totalsize(fdt, newstroffset + fdt_size_dt_strings(fdt));
+
+ /* And fix up fields that were keeping intermediate state. */
+ fdt_set_last_comp_version(fdt, FDT_FIRST_SUPPORTED_VERSION);
fdt_set_magic(fdt, FDT_MAGIC);
+
return 0;
}
diff --git a/lib/libfdt/fdt_wip.c b/lib/libfdt/fdt_wip.c
index 534c1cb..f64139e 100644
--- a/lib/libfdt/fdt_wip.c
+++ b/lib/libfdt/fdt_wip.c
@@ -1,52 +1,7 @@
+// SPDX-License-Identifier: (GPL-2.0-or-later OR BSD-2-Clause)
/*
* libfdt - Flat Device Tree manipulation
* Copyright (C) 2006 David Gibson, IBM Corporation.
- *
- * libfdt is dual licensed: you can use it either under the terms of
- * the GPL, or the BSD license, at your option.
- *
- * a) This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of the
- * License, or (at your option) any later version.
- *
- * This library is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public
- * License along with this library; if not, write to the Free
- * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston,
- * MA 02110-1301 USA
- *
- * Alternatively,
- *
- * b) Redistribution and use in source and binary forms, with or
- * without modification, are permitted provided that the following
- * conditions are met:
- *
- * 1. Redistributions of source code must retain the above
- * copyright notice, this list of conditions and the following
- * disclaimer.
- * 2. Redistributions in binary form must reproduce the above
- * copyright notice, this list of conditions and the following
- * disclaimer in the documentation and/or other materials
- * provided with the distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND
- * CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
- * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
- * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
- * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
- * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
- * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
- * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
- * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
- * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "libfdt_env.h"
diff --git a/lib/libfdt/libfdt_internal.h b/lib/libfdt/libfdt_internal.h
index 7681e19..d4e0bd4 100644
--- a/lib/libfdt/libfdt_internal.h
+++ b/lib/libfdt/libfdt_internal.h
@@ -1,65 +1,21 @@
+/* SPDX-License-Identifier: (GPL-2.0-or-later OR BSD-2-Clause) */
#ifndef LIBFDT_INTERNAL_H
#define LIBFDT_INTERNAL_H
/*
* libfdt - Flat Device Tree manipulation
* Copyright (C) 2006 David Gibson, IBM Corporation.
- *
- * libfdt is dual licensed: you can use it either under the terms of
- * the GPL, or the BSD license, at your option.
- *
- * a) This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of the
- * License, or (at your option) any later version.
- *
- * This library is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public
- * License along with this library; if not, write to the Free
- * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston,
- * MA 02110-1301 USA
- *
- * Alternatively,
- *
- * b) Redistribution and use in source and binary forms, with or
- * without modification, are permitted provided that the following
- * conditions are met:
- *
- * 1. Redistributions of source code must retain the above
- * copyright notice, this list of conditions and the following
- * disclaimer.
- * 2. Redistributions in binary form must reproduce the above
- * copyright notice, this list of conditions and the following
- * disclaimer in the documentation and/or other materials
- * provided with the distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND
- * CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
- * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
- * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
- * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
- * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
- * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
- * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
- * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
- * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include <fdt.h>
#define FDT_ALIGN(x, a) (((x) + (a) - 1) & ~((a) - 1))
#define FDT_TAGALIGN(x) (FDT_ALIGN((x), FDT_TAGSIZE))
-#define FDT_CHECK_HEADER(fdt) \
- { \
- int err_; \
- if ((err_ = fdt_check_header(fdt)) != 0) \
- return err_; \
+int32_t fdt_ro_probe_(const void *fdt);
+#define FDT_RO_PROBE(fdt) \
+ { \
+ int32_t totalsize_; \
+ if ((totalsize_ = fdt_ro_probe_(fdt)) < 0) \
+ return totalsize_; \
}
int fdt_check_node_offset_(const void *fdt, int offset);
@@ -92,4 +48,126 @@
#define FDT_SW_MAGIC (~FDT_MAGIC)
+/**********************************************************************/
+/* Checking controls */
+/**********************************************************************/
+
+#ifndef FDT_ASSUME_MASK
+#define FDT_ASSUME_MASK 0
+#endif
+
+/*
+ * Defines assumptions which can be enabled. Each of these can be enabled
+ * individually. For maximum safety, don't enable any assumptions!
+ *
+ * For minimal code size and no safety, use ASSUME_PERFECT at your own risk.
+ * You should have another method of validating the device tree, such as a
+ * signature or hash check before using libfdt.
+ *
+ * For situations where security is not a concern it may be safe to enable
+ * ASSUME_SANE.
+ */
+enum {
+ /*
+ * This does essentially no checks. Only the latest device-tree
+ * version is correctly handled. Inconsistencies or errors in the device
+ * tree may cause undefined behaviour or crashes. Invalid parameters
+ * passed to libfdt may do the same.
+ *
+ * If an error occurs when modifying the tree it may leave the tree in
+ * an intermediate (but valid) state. As an example, adding a property
+ * where there is insufficient space may result in the property name
+ * being added to the string table even though the property itself is
+ * not added to the struct section.
+ *
+ * Only use this if you have a fully validated device tree with
+ * the latest supported version and wish to minimise code size.
+ */
+ ASSUME_PERFECT = 0xff,
+
+ /*
+ * This assumes that the device tree is sane. i.e. header metadata
+ * and basic hierarchy are correct.
+ *
+ * With this assumption enabled, normal device trees produced by libfdt
+ * and the compiler should be handled safely. Malicious device trees and
+ * complete garbage may cause libfdt to behave badly or crash. Truncated
+ * device trees (e.g. those only partially loaded) can also cause
+ * problems.
+ *
+ * Note: Only checks that relate exclusively to the device tree itself
+ * (not the parameters passed to libfdt) are disabled by this
+ * assumption. This includes checking headers, tags and the like.
+ */
+ ASSUME_VALID_DTB = 1 << 0,
+
+ /*
+ * This builds on ASSUME_VALID_DTB and further assumes that libfdt
+ * functions are called with valid parameters, i.e. not trigger
+ * FDT_ERR_BADOFFSET or offsets that are out of bounds. It disables any
+ * extensive checking of parameters and the device tree, making various
+ * assumptions about correctness.
+ *
+ * It doesn't make sense to enable this assumption unless
+ * ASSUME_VALID_DTB is also enabled.
+ */
+ ASSUME_VALID_INPUT = 1 << 1,
+
+ /*
+ * This disables checks for device-tree version and removes all code
+ * which handles older versions.
+ *
+ * Only enable this if you know you have a device tree with the latest
+ * version.
+ */
+ ASSUME_LATEST = 1 << 2,
+
+ /*
+ * This assumes that it is OK for a failed addition to the device tree,
+ * due to lack of space or some other problem, to skip any rollback
+ * steps (such as dropping the property name from the string table).
+ * This is safe to enable in most circumstances, even though it may
+ * leave the tree in a sub-optimal state.
+ */
+ ASSUME_NO_ROLLBACK = 1 << 3,
+
+ /*
+ * This assumes that the device tree components appear in a 'convenient'
+ * order, i.e. the memory reservation block first, then the structure
+ * block and finally the string block.
+ *
+ * This order is not specified by the device-tree specification,
+ * but is expected by libfdt. The device-tree compiler always created
+ * device trees with this order.
+ *
+ * This assumption disables a check in fdt_open_into() and removes the
+ * ability to fix the problem there. This is safe if you know that the
+ * device tree is correctly ordered. See fdt_blocks_misordered_().
+ */
+ ASSUME_LIBFDT_ORDER = 1 << 4,
+
+ /*
+ * This assumes that libfdt itself does not have any internal bugs. It
+ * drops certain checks that should never be needed unless libfdt has an
+ * undiscovered bug.
+ *
+ * This can generally be considered safe to enable.
+ */
+ ASSUME_LIBFDT_FLAWLESS = 1 << 5,
+};
+
+/**
+ * can_assume_() - check if a particular assumption is enabled
+ *
+ * @mask: Mask to check (ASSUME_...)
+ * @return true if that assumption is enabled, else false
+ */
+static inline bool can_assume_(int mask)
+{
+ return FDT_ASSUME_MASK & mask;
+}
+
+/** helper macros for checking assumptions */
+#define can_assume(_assume) can_assume_(ASSUME_ ## _assume)
+
#endif /* LIBFDT_INTERNAL_H */
diff --git a/make_helpers/defaults.mk b/make_helpers/defaults.mk
index 6db228f..9a6fd58 100644
--- a/make_helpers/defaults.mk
+++ b/make_helpers/defaults.mk
@@ -305,3 +305,6 @@
# Trap RAS error record access from lower EL
RAS_TRAP_LOWER_EL_ERR_ACCESS := 0
+
+# Build option to create cot descriptors using fconf
+COT_DESC_IN_DTB := 0
diff --git a/plat/arm/board/arm_fpga/fpga_def.h b/plat/arm/board/arm_fpga/fpga_def.h
index 0378729..5f1951f 100644
--- a/plat/arm/board/arm_fpga/fpga_def.h
+++ b/plat/arm/board/arm_fpga/fpga_def.h
@@ -18,7 +18,7 @@
* that are present will still be indexed appropriately regardless of any empty
* entries in the array used to represent the topology.
*/
-#define FPGA_MAX_CLUSTER_COUNT 2
+#define FPGA_MAX_CLUSTER_COUNT 4
#define FPGA_MAX_CPUS_PER_CLUSTER 8
#define FPGA_MAX_PE_PER_CPU 4
diff --git a/plat/arm/board/arm_fpga/platform.mk b/plat/arm/board/arm_fpga/platform.mk
index 34e50ea..e57912c 100644
--- a/plat/arm/board/arm_fpga/platform.mk
+++ b/plat/arm/board/arm_fpga/platform.mk
@@ -24,15 +24,10 @@
$(error "TRUSTED_BOARD_BOOT must be disabled")
endif
-ifndef PRELOADED_BL33_BASE
-$(error "PRELOADED_BL33_BASE is not set")
-endif
+PRELOADED_BL33_BASE := 0x80080000
-ifndef FPGA_PRELOADED_DTB_BASE
-$(error "FPGA_PRELOADED_DTB_BASE is not set")
-else
+FPGA_PRELOADED_DTB_BASE := 0x80070000
$(eval $(call add_define,FPGA_PRELOADED_DTB_BASE))
-endif
# Treating this as a memory-constrained port for now
USE_COHERENT_MEM := 0
@@ -64,7 +59,10 @@
lib/cpus/aarch64/neoverse_zeus.S \
lib/cpus/aarch64/cortex_hercules_ae.S \
lib/cpus/aarch64/cortex_a65.S \
- lib/cpus/aarch64/cortex_a65ae.S
+ lib/cpus/aarch64/cortex_a65ae.S \
+ lib/cpus/aarch64/cortex_klein.S \
+ lib/cpus/aarch64/cortex_matterhorn.S
+
# AArch64/AArch32 cores
FPGA_CPU_LIBS += lib/cpus/aarch64/cortex_a55.S \
lib/cpus/aarch64/cortex_a75.S
diff --git a/plat/arm/board/corstone700/corstone700_helpers.S b/plat/arm/board/corstone700/common/corstone700_helpers.S
similarity index 100%
rename from plat/arm/board/corstone700/corstone700_helpers.S
rename to plat/arm/board/corstone700/common/corstone700_helpers.S
diff --git a/plat/arm/board/corstone700/corstone700_plat.c b/plat/arm/board/corstone700/common/corstone700_plat.c
similarity index 86%
rename from plat/arm/board/corstone700/corstone700_plat.c
rename to plat/arm/board/corstone700/common/corstone700_plat.c
index e2ade70..629f076 100644
--- a/plat/arm/board/corstone700/corstone700_plat.c
+++ b/plat/arm/board/corstone700/common/corstone700_plat.c
@@ -18,6 +18,7 @@
const mmap_region_t plat_arm_mmap[] = {
ARM_MAP_SHARED_RAM,
+ ARM_MAP_NS_SHARED_RAM,
ARM_MAP_NS_DRAM1,
CORSTONE700_MAP_DEVICE,
{0}
@@ -33,5 +34,6 @@
unsigned int plat_get_syscnt_freq2(void)
{
- return CORSTONE700_TIMER_BASE_FREQUENCY;
+ /* Returning the Generic Timer Frequency */
+ return SYS_COUNTER_FREQ_IN_TICKS;
}
diff --git a/plat/arm/board/corstone700/corstone700_pm.c b/plat/arm/board/corstone700/common/corstone700_pm.c
similarity index 100%
rename from plat/arm/board/corstone700/corstone700_pm.c
rename to plat/arm/board/corstone700/common/corstone700_pm.c
diff --git a/plat/arm/board/corstone700/corstone700_security.c b/plat/arm/board/corstone700/common/corstone700_security.c
similarity index 100%
rename from plat/arm/board/corstone700/corstone700_security.c
rename to plat/arm/board/corstone700/common/corstone700_security.c
diff --git a/plat/arm/board/corstone700/corstone700_stack_protector.c b/plat/arm/board/corstone700/common/corstone700_stack_protector.c
similarity index 100%
rename from plat/arm/board/corstone700/corstone700_stack_protector.c
rename to plat/arm/board/corstone700/common/corstone700_stack_protector.c
diff --git a/plat/arm/board/corstone700/corstone700_topology.c b/plat/arm/board/corstone700/common/corstone700_topology.c
similarity index 100%
rename from plat/arm/board/corstone700/corstone700_topology.c
rename to plat/arm/board/corstone700/common/corstone700_topology.c
diff --git a/plat/arm/board/corstone700/drivers/mhu/mhu.c b/plat/arm/board/corstone700/common/drivers/mhu/mhu.c
similarity index 100%
rename from plat/arm/board/corstone700/drivers/mhu/mhu.c
rename to plat/arm/board/corstone700/common/drivers/mhu/mhu.c
diff --git a/plat/arm/board/corstone700/drivers/mhu/mhu.h b/plat/arm/board/corstone700/common/drivers/mhu/mhu.h
similarity index 100%
rename from plat/arm/board/corstone700/drivers/mhu/mhu.h
rename to plat/arm/board/corstone700/common/drivers/mhu/mhu.h
diff --git a/plat/arm/board/corstone700/include/platform_def.h b/plat/arm/board/corstone700/common/include/platform_def.h
similarity index 93%
rename from plat/arm/board/corstone700/include/platform_def.h
rename to plat/arm/board/corstone700/common/include/platform_def.h
index 7799cec..c92086c 100644
--- a/plat/arm/board/corstone700/include/platform_def.h
+++ b/plat/arm/board/corstone700/common/include/platform_def.h
@@ -67,6 +67,9 @@
#define ARM_BL_RAM_SIZE (PLAT_ARM_TRUSTED_SRAM_SIZE - \
ARM_SHARED_RAM_SIZE)
+#define ARM_NS_SHARED_RAM_BASE ARM_TRUSTED_SRAM_BASE + UL(0x00100000)
+#define ARM_NS_SHARED_RAM_SIZE 0x00300000
+
/*
* SP_MIN is the only BL image in SRAM. Allocate the whole of SRAM (excluding
* the page reserved for fw_configs) to BL32
@@ -111,7 +114,13 @@
#define ARM_SYS_CNTCTL_BASE UL(0x1a200000)
#define ARM_SYS_CNTREAD_BASE UL(0x1a210000)
#define ARM_SYS_TIMCTL_BASE UL(0x1a220000)
-#define CORSTONE700_TIMER_BASE_FREQUENCY UL(24000000)
+
+#ifdef TARGET_PLATFORM_FVP
+#define SYS_COUNTER_FREQ_IN_TICKS UL(50000000) /* 50MHz */
+#else
+#define SYS_COUNTER_FREQ_IN_TICKS UL(32000000) /* 32MHz */
+#endif
+
#define CORSTONE700_IRQ_TZ_WDOG 32
#define CORSTONE700_IRQ_SEC_SYS_TIMER 34
@@ -140,7 +149,7 @@
#define PLAT_ARM_TRUSTED_MAILBOX_BASE ARM_TRUSTED_SRAM_BASE
#define PLAT_ARM_NSTIMER_FRAME_ID U(1)
-#define PLAT_ARM_NS_IMAGE_OFFSET (ARM_DRAM1_BASE + UL(0x8000000))
+#define PLAT_ARM_NS_IMAGE_BASE (ARM_NS_SHARED_RAM_BASE)
#define PLAT_PHY_ADDR_SPACE_SIZE (1ULL << 32)
#define PLAT_VIRT_ADDR_SPACE_SIZE (1ULL << 32)
@@ -162,7 +171,12 @@
#define ARM_MAP_SHARED_RAM MAP_REGION_FLAT( \
ARM_SHARED_RAM_BASE, \
ARM_SHARED_RAM_SIZE, \
- MT_DEVICE | MT_RW | MT_SECURE)
+ MT_MEMORY | MT_RW | MT_SECURE)
+
+#define ARM_MAP_NS_SHARED_RAM MAP_REGION_FLAT( \
+ ARM_NS_SHARED_RAM_BASE, \
+ ARM_NS_SHARED_RAM_SIZE, \
+ MT_MEMORY | MT_RW | MT_NS)
#define ARM_MAP_NS_DRAM1 MAP_REGION_FLAT( \
ARM_NS_DRAM1_BASE, \
diff --git a/plat/arm/board/corstone700/platform.mk b/plat/arm/board/corstone700/platform.mk
index a4d4f22..3398fba 100644
--- a/plat/arm/board/corstone700/platform.mk
+++ b/plat/arm/board/corstone700/platform.mk
@@ -4,6 +4,11 @@
# SPDX-License-Identifier: BSD-3-Clause
#
+# Making sure the corstone700 platform type is specified
+ifeq ($(filter ${TARGET_PLATFORM}, fpga fvp),)
+ $(error TARGET_PLATFORM must be fpga or fvp)
+endif
+
CORSTONE700_CPU_LIBS += lib/cpus/aarch32/cortex_a32.S
BL32_SOURCES += plat/arm/common/aarch32/arm_helpers.S \
@@ -12,11 +17,11 @@
lib/xlat_tables/aarch32/xlat_tables.c \
lib/xlat_tables/xlat_tables_common.c \
${CORSTONE700_CPU_LIBS} \
- plat/arm/board/corstone700/drivers/mhu/mhu.c
+ plat/arm/board/corstone700/common/drivers/mhu/mhu.c
-PLAT_INCLUDES := -Iplat/arm/board/corstone700/include \
+PLAT_INCLUDES := -Iplat/arm/board/corstone700/common/include \
-Iinclude/plat/arm/common \
- -Iplat/arm/board/corstone700/drivers/mhu
+ -Iplat/arm/board/corstone700/common/drivers/mhu
NEED_BL32 := yes
@@ -30,13 +35,14 @@
override NEED_BL1 := no
override NEED_BL2 := no
override NEED_BL2U := no
+override NEED_BL33 := yes
#TFA for Corstone700 starts from BL32
override RESET_TO_SP_MIN := 1
#Device tree
-CORSTONE700_HW_CONFIG_DTS := fdts/corstone700.dts
-CORSTONE700_HW_CONFIG := ${BUILD_PLAT}/fdts/${PLAT}.dtb
+CORSTONE700_HW_CONFIG_DTS := fdts/corstone700_${TARGET_PLATFORM}.dts
+CORSTONE700_HW_CONFIG := ${BUILD_PLAT}/fdts/corstone700_${TARGET_PLATFORM}.dtb
FDT_SOURCES += ${CORSTONE700_HW_CONFIG_DTS}
$(eval CORSTONE700_HW_CONFIG := ${BUILD_PLAT}/$(patsubst %.dts,%.dtb,$(CORSTONE700_HW_CONFIG_DTS)))
@@ -49,4 +55,8 @@
$(error "ARM_PRELOADED_DTB_BASE must be set if ARM_LINUX_KERNEL_AS_BL33 is used.")
endif
$(eval $(call add_define,ARM_PRELOADED_DTB_BASE))
+
+# Adding TARGET_PLATFORM as a GCC define (-D option)
+$(eval $(call add_define,TARGET_PLATFORM_$(call uppercase,${TARGET_PLATFORM})))
+
include plat/arm/board/common/board_common.mk
diff --git a/plat/arm/board/corstone700/sp_min/sp_min-corstone700.mk b/plat/arm/board/corstone700/sp_min/sp_min-corstone700.mk
index acee6c3..75dc0f1 100644
--- a/plat/arm/board/corstone700/sp_min/sp_min-corstone700.mk
+++ b/plat/arm/board/corstone700/sp_min/sp_min-corstone700.mk
@@ -7,17 +7,17 @@
# SP_MIN source files specific to FVP platform
BL32_SOURCES += drivers/cfi/v2m/v2m_flash.c \
lib/utils/mem_region.c \
- plat/arm/board/corstone700/corstone700_helpers.S \
- plat/arm/board/corstone700/corstone700_topology.c \
- plat/arm/board/corstone700/corstone700_security.c \
- plat/arm/board/corstone700/corstone700_plat.c \
- plat/arm/board/corstone700/corstone700_pm.c \
+ plat/arm/board/corstone700/common/corstone700_helpers.S \
+ plat/arm/board/corstone700/common/corstone700_topology.c \
+ plat/arm/board/corstone700/common/corstone700_security.c \
+ plat/arm/board/corstone700/common/corstone700_plat.c \
+ plat/arm/board/corstone700/common/corstone700_pm.c \
plat/arm/board/corstone700/sp_min/corstone700_sp_min_setup.c \
${CORSTONE700_GIC_SOURCES}
ifneq (${ENABLE_STACK_PROTECTOR},0)
ifneq (${ENABLE_STACK_PROTECTOR},none)
- BL32_SOURCES += plat/arm/board/corstone700/corstone700_stack_protector.c
+ BL32_SOURCES += plat/arm/board/corstone700/common/corstone700_stack_protector.c
endif
endif
diff --git a/plat/arm/board/fvp/fdts/fvp_fw_config.dts b/plat/arm/board/fvp/fdts/fvp_fw_config.dts
index 09f2730..9fb566b 100644
--- a/plat/arm/board/fvp/fdts/fvp_fw_config.dts
+++ b/plat/arm/board/fvp/fdts/fvp_fw_config.dts
@@ -14,7 +14,7 @@
tb_fw-config {
load-address = <0x0 0x4001300>;
- max-size = <0x200>;
+ max-size = <0x1800>;
id = <TB_FW_CONFIG_ID>;
};
diff --git a/plat/arm/board/fvp/fdts/fvp_tb_fw_config.dts b/plat/arm/board/fvp/fdts/fvp_tb_fw_config.dts
index 9cffad3..8b9e41c 100644
--- a/plat/arm/board/fvp/fdts/fvp_tb_fw_config.dts
+++ b/plat/arm/board/fvp/fdts/fvp_tb_fw_config.dts
@@ -85,4 +85,22 @@
load-address = <0x7100000>;
};
};
+
+#if COT_DESC_IN_DTB
+ #include "cot_descriptors.dtsi"
+#endif
+
+};
+
+#if COT_DESC_IN_DTB
+
+#include "../fvp_def.h"
+
+&trusted_nv_counter {
+ reg = <TFW_NVCTR_BASE>;
+};
+
+&non_trusted_nv_counter {
+ reg = <NTFW_CTR_BASE>;
};
+#endif
diff --git a/plat/arm/board/fvp/include/platform_def.h b/plat/arm/board/fvp/include/platform_def.h
index 7222c55..f8fb821 100644
--- a/plat/arm/board/fvp/include/platform_def.h
+++ b/plat/arm/board/fvp/include/platform_def.h
@@ -120,7 +120,7 @@
#if TRUSTED_BOARD_BOOT
# define PLAT_ARM_MAX_BL2_SIZE (UL(0x1D000) - FVP_BL2_ROMLIB_OPTIMIZATION)
#else
-# define PLAT_ARM_MAX_BL2_SIZE (UL(0x12000) - FVP_BL2_ROMLIB_OPTIMIZATION)
+# define PLAT_ARM_MAX_BL2_SIZE (UL(0x13000) - FVP_BL2_ROMLIB_OPTIMIZATION)
#endif
#if RESET_TO_BL31
diff --git a/plat/arm/board/juno/jmptbl.i b/plat/arm/board/juno/jmptbl.i
index 20ed2c7..393a648 100644
--- a/plat/arm/board/juno/jmptbl.i
+++ b/plat/arm/board/juno/jmptbl.i
@@ -29,6 +29,8 @@
fdt fdt_get_alias_namelen
fdt fdt_path_offset
fdt fdt_path_offset_namelen
+fdt fdt_address_cells
+fdt fdt_size_cells
fdt fdt_get_name
fdt fdt_get_alias
fdt fdt_node_offset_by_phandle
diff --git a/plat/common/plat_spmd_manifest.c b/plat/common/plat_spmd_manifest.c
index 455b980..e65980b 100644
--- a/plat/common/plat_spmd_manifest.c
+++ b/plat/common/plat_spmd_manifest.c
@@ -128,7 +128,13 @@
*/
pm_base = (uintptr_t)pm_addr;
pm_base_align = page_align(pm_base, UP);
- mapped_size = pm_base_align - pm_base;
+
+ if (pm_base == pm_base_align) {
+ /* Page aligned */
+ mapped_size = PAGE_SIZE;
+ } else {
+ mapped_size = pm_base_align - pm_base;
+ }
/* Check space within the page at least maps the FDT header */
if (mapped_size < sizeof(struct fdt_header)) {
diff --git a/plat/marvell/armada/a3k/common/include/platform_def.h b/plat/marvell/armada/a3k/common/include/platform_def.h
index 7f8f79a..61c7dfe 100644
--- a/plat/marvell/armada/a3k/common/include/platform_def.h
+++ b/plat/marvell/armada/a3k/common/include/platform_def.h
@@ -83,9 +83,11 @@
#define PLAT_MARVELL_TRUSTED_ROM_BASE PLAT_MARVELL_ATF_LOAD_ADDR
/* 4 MB for FIP image */
#define PLAT_MARVELL_TRUSTED_ROM_SIZE 0x00400000
-/* Reserve 16M for SCP (Secure PayLoad) Trusted DRAM */
+/* Reserve 12M for SCP (Secure PayLoad) Trusted RAM
+ * OP-TEE SHMEM follows this region
+ */
#define PLAT_MARVELL_TRUSTED_RAM_BASE 0x04400000
-#define PLAT_MARVELL_TRUSTED_RAM_SIZE 0x01000000 /* 16 MB */
+#define PLAT_MARVELL_TRUSTED_RAM_SIZE 0x00C00000 /* 12 MB DRAM */
/*
* PLAT_ARM_MAX_BL1_RW_SIZE is calculated using the current BL1 RW debug size
diff --git a/plat/marvell/armada/a8k/a70x0/board/marvell_plat_config.c b/plat/marvell/armada/a8k/a70x0/board/marvell_plat_config.c
index 7d30ebe..a409261 100644
--- a/plat/marvell/armada/a8k/a70x0/board/marvell_plat_config.c
+++ b/plat/marvell/armada/a8k/a70x0/board/marvell_plat_config.c
@@ -103,7 +103,10 @@
{0x00000000f2000000, 0x4000000, IO_0_TID}, /* IO window */
#else
#if LLC_SRAM
- {PLAT_MARVELL_LLC_SRAM_BASE, PLAT_MARVELL_LLC_SRAM_SIZE, SRAM_TID},
+ /* This entry is prepared for OP-TEE OS that enables the LLC SRAM
+ * and changes the window target to SRAM_TID.
+ */
+ {PLAT_MARVELL_LLC_SRAM_BASE, PLAT_MARVELL_LLC_SRAM_SIZE, DRAM_0_TID},
#endif
{0x00000000f2000000, 0xe000000, IO_0_TID},
{0x00000000c0000000, 0x30000000, IO_0_TID}, /* IO window */
diff --git a/plat/marvell/armada/a8k/a70x0_amc/board/marvell_plat_config.c b/plat/marvell/armada/a8k/a70x0_amc/board/marvell_plat_config.c
index 7fc33f1..3b68e91 100644
--- a/plat/marvell/armada/a8k/a70x0_amc/board/marvell_plat_config.c
+++ b/plat/marvell/armada/a8k/a70x0_amc/board/marvell_plat_config.c
@@ -94,7 +94,10 @@
{0x00000000f2000000, 0x4000000, IO_0_TID}, /* IO window */
#else
#if LLC_SRAM
- {PLAT_MARVELL_LLC_SRAM_BASE, PLAT_MARVELL_LLC_SRAM_SIZE, SRAM_TID},
+ /* This entry is prepared for OP-TEE OS that enables the LLC SRAM
+ * and changes the window target to SRAM_TID.
+ */
+ {PLAT_MARVELL_LLC_SRAM_BASE, PLAT_MARVELL_LLC_SRAM_SIZE, DRAM_0_TID},
#endif
{0x00000000f2000000, 0xe000000, IO_0_TID},
{0x00000000c0000000, 0x30000000, IO_0_TID}, /* IO window */
diff --git a/plat/marvell/armada/a8k/a80x0/board/marvell_plat_config.c b/plat/marvell/armada/a8k/a80x0/board/marvell_plat_config.c
index 856c07a..4ccda14 100644
--- a/plat/marvell/armada/a8k/a80x0/board/marvell_plat_config.c
+++ b/plat/marvell/armada/a8k/a80x0/board/marvell_plat_config.c
@@ -132,7 +132,10 @@
{0x00000000f2000000, 0x4000000, IO_0_TID}, /* IO window */
#else
#if LLC_SRAM
- {PLAT_MARVELL_LLC_SRAM_BASE, PLAT_MARVELL_LLC_SRAM_SIZE, SRAM_TID},
+ /* This entry is prepared for OP-TEE OS that enables the LLC SRAM
+ * and changes the window target to SRAM_TID.
+ */
+ {PLAT_MARVELL_LLC_SRAM_BASE, PLAT_MARVELL_LLC_SRAM_SIZE, DRAM_0_TID},
#endif
{0x00000000f2000000, 0xe000000, IO_0_TID}, /* IO window */
{0x00000000c0000000, 0x30000000, IO_0_TID}, /* IO window */
diff --git a/plat/marvell/armada/a8k/a80x0_mcbin/board/marvell_plat_config.c b/plat/marvell/armada/a8k/a80x0_mcbin/board/marvell_plat_config.c
index 0edc977..75a1b0c 100644
--- a/plat/marvell/armada/a8k/a80x0_mcbin/board/marvell_plat_config.c
+++ b/plat/marvell/armada/a8k/a80x0_mcbin/board/marvell_plat_config.c
@@ -78,12 +78,8 @@
/* CP1 (MCI0) internal regs */
{0x00000000f4000000, 0x2000000, MCI_0_TID},
#ifndef IMAGE_BLE
- /* PCIe0 and SPI1_CS0 (RUNIT) on CP1*/
- {0x00000000f9000000, 0x2000000, MCI_0_TID},
- /* PCIe1 on CP1*/
- {0x00000000fb000000, 0x1000000, MCI_0_TID},
- /* PCIe2 on CP1*/
- {0x00000000fc000000, 0x1000000, MCI_0_TID},
+ /* PCIe0-2 and SPI1_CS0 (RUNIT) on CP1*/
+ {0x00000000f9000000, 0x4000000, MCI_0_TID},
/* MCI 0 indirect window */
{MVEBU_MCI_REG_BASE_REMAP(0), 0x100000, MCI_0_TID},
/* MCI 1 indirect window */
@@ -166,7 +162,10 @@
{0x00000000f2000000, 0x4000000, IO_0_TID}, /* IO window */
#else
#if LLC_SRAM
- {PLAT_MARVELL_LLC_SRAM_BASE, PLAT_MARVELL_LLC_SRAM_SIZE, SRAM_TID},
+ /* This entry is prepared for OP-TEE OS that enables the LLC SRAM
+ * and changes the window target to SRAM_TID.
+ */
+ {PLAT_MARVELL_LLC_SRAM_BASE, PLAT_MARVELL_LLC_SRAM_SIZE, DRAM_0_TID},
#endif
{0x00000000f2000000, 0xe000000, IO_0_TID}, /* IO window */
{0x00000000c0000000, 0x30000000, IO_0_TID}, /* IO window */
diff --git a/plat/marvell/armada/a8k/common/a8k_common.mk b/plat/marvell/armada/a8k/common/a8k_common.mk
index dcbf9a6..0446b8d 100644
--- a/plat/marvell/armada/a8k/common/a8k_common.mk
+++ b/plat/marvell/armada/a8k/common/a8k_common.mk
@@ -85,7 +85,8 @@
$(MARVELL_DRV_BASE)/ccu.c \
$(MARVELL_DRV_BASE)/cache_llc.c \
$(MARVELL_DRV_BASE)/comphy/phy-comphy-cp110.c \
- $(MARVELL_DRV_BASE)/mc_trustzone/mc_trustzone.c
+ $(MARVELL_DRV_BASE)/mc_trustzone/mc_trustzone.c \
+ $(MARVELL_DRV_BASE)/mg_conf_cm3/mg_conf_cm3.c
BL31_PORTING_SOURCES := $(BOARD_DIR)/board/marvell_plat_config.c
diff --git a/plat/marvell/armada/a8k/common/include/platform_def.h b/plat/marvell/armada/a8k/common/include/platform_def.h
index b26e3ea..944a151 100644
--- a/plat/marvell/armada/a8k/common/include/platform_def.h
+++ b/plat/marvell/armada/a8k/common/include/platform_def.h
@@ -96,11 +96,13 @@
#define PLAT_MARVELL_TRUSTED_ROM_BASE PLAT_MARVELL_ATF_LOAD_ADDR
/* 4 MB for FIP image */
#define PLAT_MARVELL_TRUSTED_ROM_SIZE 0x00400000
-/* Reserve 16M for SCP (Secure PayLoad) Trusted RAM */
+/* Reserve 12MB for SCP (Secure PayLoad) Trusted RAM
+ * OP-TEE 4MB SHMEM follows this region
+ */
#define PLAT_MARVELL_TRUSTED_RAM_BASE 0x04400000
-#define PLAT_MARVELL_TRUSTED_RAM_SIZE 0x01000000 /* 16 MB DRAM */
+#define PLAT_MARVELL_TRUSTED_RAM_SIZE 0x00C00000 /* 12 MB DRAM */
-#define PLAT_MARVELL_LLC_SRAM_BASE PLAT_MARVELL_TRUSTED_RAM_BASE
+#define PLAT_MARVELL_LLC_SRAM_BASE 0x05400000
#define PLAT_MARVELL_LLC_SRAM_SIZE 0x00100000 /* 1 MB SRAM */
/*
diff --git a/plat/marvell/armada/common/aarch64/marvell_bl2_mem_params_desc.c b/plat/marvell/armada/common/aarch64/marvell_bl2_mem_params_desc.c
index 6a8e11c..8d909dc 100644
--- a/plat/marvell/armada/common/aarch64/marvell_bl2_mem_params_desc.c
+++ b/plat/marvell/armada/common/aarch64/marvell_bl2_mem_params_desc.c
@@ -100,6 +100,45 @@
.next_handoff_image_id = BL33_IMAGE_ID,
},
+
+ /*
+ * Fill BL32 external 1 related information.
+ * A typical use for extra1 image is with OP-TEE
+ * where it is the pager image.
+ */
+ {
+ .image_id = BL32_EXTRA1_IMAGE_ID,
+
+ SET_STATIC_PARAM_HEAD(ep_info, PARAM_EP,
+ VERSION_2, entry_point_info_t, SECURE | NON_EXECUTABLE),
+
+ SET_STATIC_PARAM_HEAD(image_info, PARAM_EP,
+ VERSION_2, image_info_t, IMAGE_ATTRIB_SKIP_LOADING),
+ .image_info.image_base = BL32_BASE,
+ .image_info.image_max_size = BL32_LIMIT - BL32_BASE,
+
+ .next_handoff_image_id = INVALID_IMAGE_ID,
+ },
+
+ /*
+ * Fill BL32 external 2 related information.
+ * A typical use for extra2 image is with OP-TEE,
+ * where it is the paged image.
+ */
+ {
+ .image_id = BL32_EXTRA2_IMAGE_ID,
+
+ SET_STATIC_PARAM_HEAD(ep_info, PARAM_EP,
+ VERSION_2, entry_point_info_t, SECURE | NON_EXECUTABLE),
+
+ SET_STATIC_PARAM_HEAD(image_info, PARAM_EP,
+ VERSION_2, image_info_t, IMAGE_ATTRIB_SKIP_LOADING),
+#ifdef SPD_opteed
+ .image_info.image_base = MARVELL_OPTEE_PAGEABLE_LOAD_BASE,
+ .image_info.image_max_size = MARVELL_OPTEE_PAGEABLE_LOAD_SIZE,
+#endif
+ .next_handoff_image_id = INVALID_IMAGE_ID,
+ },
# endif /* BL32_BASE */
/* Fill BL33 related information */
diff --git a/plat/marvell/armada/common/marvell_bl2_setup.c b/plat/marvell/armada/common/marvell_bl2_setup.c
index 3c1c391..3dfa82e 100644
--- a/plat/marvell/armada/common/marvell_bl2_setup.c
+++ b/plat/marvell/armada/common/marvell_bl2_setup.c
@@ -17,6 +17,9 @@
#include <drivers/console.h>
#include <lib/utils.h>
+#ifdef SPD_opteed
+#include <optee_utils.h>
+#endif
#include <marvell_def.h>
#include <plat_marvell.h>
@@ -97,9 +100,29 @@
int err = 0;
bl_mem_params_node_t *bl_mem_params = get_bl_mem_params_node(image_id);
+#ifdef SPD_opteed
+ bl_mem_params_node_t *pager_mem_params = NULL;
+ bl_mem_params_node_t *paged_mem_params = NULL;
+#endif /* SPD_opteed */
assert(bl_mem_params);
switch (image_id) {
+ case BL32_IMAGE_ID:
+#ifdef SPD_opteed
+ pager_mem_params = get_bl_mem_params_node(BL32_EXTRA1_IMAGE_ID);
+ assert(pager_mem_params);
+
+ paged_mem_params = get_bl_mem_params_node(BL32_EXTRA2_IMAGE_ID);
+ assert(paged_mem_params);
+
+ err = parse_optee_header(&bl_mem_params->ep_info,
+ &pager_mem_params->image_info,
+ &paged_mem_params->image_info);
+ if (err != 0)
+ WARN("OPTEE header parse error.\n");
+#endif /* SPD_opteed */
+ bl_mem_params->ep_info.spsr = marvell_get_spsr_for_bl32_entry();
+ break;
case BL33_IMAGE_ID:
/* BL33 expects to receive the primary CPU MPID (through r0) */
diff --git a/plat/marvell/armada/common/marvell_common.mk b/plat/marvell/armada/common/marvell_common.mk
index fcc97ac..2e96e2f 100644
--- a/plat/marvell/armada/common/marvell_common.mk
+++ b/plat/marvell/armada/common/marvell_common.mk
@@ -22,15 +22,7 @@
$(eval $(call add_define,LLC_SRAM))
# Enable/Disable LLC
-ifeq (${LLC_SRAM}, 0)
LLC_ENABLE := 1
-else
-# When LLC_SRAM=1, the entire LLC converted to SRAM and enabled at BL1.
-# All existing cases activating LLC at BL31 stage should be disabled.
-# The below assignment does not allow changing the LLC_ENABLE
-# value in the command line.
-LLC_ENABLE = 0
-endif
$(eval $(call add_define,LLC_ENABLE))
include lib/xlat_tables_v2/xlat_tables.mk
@@ -66,6 +58,10 @@
$(MARVELL_PLAT_BASE)/common/aarch64/marvell_bl2_mem_params_desc.c \
$(MARVELL_PLAT_BASE)/common/marvell_image_load.c
+ifeq (${SPD},opteed)
+PLAT_INCLUDES += -Iinclude/lib
+BL2_SOURCES += lib/optee/optee_utils.c
+endif
BL31_SOURCES += $(MARVELL_PLAT_BASE)/common/marvell_bl31_setup.c \
$(MARVELL_PLAT_BASE)/common/marvell_pm.c \
@@ -77,6 +73,15 @@
# PSCI functionality
$(eval $(call add_define,CONFIG_ARM64))
+# Add the build options to pack Trusted OS Extra1 and Trusted OS Extra2 images
+# in the FIP if the platform requires.
+ifneq ($(BL32_EXTRA1),)
+$(eval $(call TOOL_ADD_IMG,bl32_extra1,--tos-fw-extra1))
+endif
+ifneq ($(BL32_EXTRA2),)
+$(eval $(call TOOL_ADD_IMG,bl32_extra2,--tos-fw-extra2))
+endif
+
# MSS (SCP) build
ifeq (${MSS_SUPPORT}, 1)
include $(MARVELL_PLAT_BASE)/common/mss/mss_common.mk
diff --git a/plat/marvell/armada/common/marvell_io_storage.c b/plat/marvell/armada/common/marvell_io_storage.c
index 065f956..2627ba4 100644
--- a/plat/marvell/armada/common/marvell_io_storage.c
+++ b/plat/marvell/armada/common/marvell_io_storage.c
@@ -43,6 +43,15 @@
static const io_uuid_spec_t bl32_uuid_spec = {
.uuid = UUID_SECURE_PAYLOAD_BL32,
};
+
+static const io_uuid_spec_t bl32_extra1_uuid_spec = {
+ .uuid = UUID_SECURE_PAYLOAD_BL32_EXTRA1,
+};
+
+static const io_uuid_spec_t bl32_extra2_uuid_spec = {
+ .uuid = UUID_SECURE_PAYLOAD_BL32_EXTRA2,
+};
+
static const io_uuid_spec_t bl33_uuid_spec = {
.uuid = UUID_NON_TRUSTED_FIRMWARE_BL33,
};
@@ -83,6 +92,16 @@
(uintptr_t)&bl32_uuid_spec,
open_fip
},
+ [BL32_EXTRA1_IMAGE_ID] = {
+ &fip_dev_handle,
+ (uintptr_t)&bl32_extra1_uuid_spec,
+ open_fip
+ },
+ [BL32_EXTRA2_IMAGE_ID] = {
+ &fip_dev_handle,
+ (uintptr_t)&bl32_extra2_uuid_spec,
+ open_fip
+ },
[BL33_IMAGE_ID] = {
&fip_dev_handle,
(uintptr_t)&bl33_uuid_spec,
diff --git a/plat/marvell/armada/common/mss/mss_scp_bl2_format.h b/plat/marvell/armada/common/mss/mss_scp_bl2_format.h
index 7150f0a..74dddc6 100644
--- a/plat/marvell/armada/common/mss/mss_scp_bl2_format.h
+++ b/plat/marvell/armada/common/mss/mss_scp_bl2_format.h
@@ -13,7 +13,6 @@
#define HEADER_VERSION 0x1
#define MSS_IDRAM_SIZE 0x10000 /* 64KB */
-#define MG_SRAM_SIZE 0x20000 /* 128KB */
/* Types definitions */
typedef struct file_header {
diff --git a/plat/marvell/armada/common/mss/mss_scp_bootloader.c b/plat/marvell/armada/common/mss/mss_scp_bootloader.c
index 4473d81..adf570e 100644
--- a/plat/marvell/armada/common/mss/mss_scp_bootloader.c
+++ b/plat/marvell/armada/common/mss/mss_scp_bootloader.c
@@ -12,6 +12,7 @@
#include <arch_helpers.h>
#include <common/debug.h>
#include <drivers/delay_timer.h>
+#include <mg_conf_cm3/mg_conf_cm3.h>
#include <lib/mmio.h>
#include <plat_pm_trace.h>
@@ -42,8 +43,6 @@
#define MSS_HANDSHAKE_TIMEOUT 50
-#define MG_CM3_SRAM_BASE(CP) (MVEBU_CP_REGS_BASE(CP) + 0x100000)
-
static int mss_check_image_ready(volatile struct mss_pm_ctrl_block *mss_pm_crtl)
{
int timeout = MSS_HANDSHAKE_TIMEOUT;
@@ -61,28 +60,6 @@
return 0;
}
-static int mg_image_load(uintptr_t src_addr, uint32_t size, uintptr_t mg_regs)
-{
- if (size > MG_SRAM_SIZE) {
- ERROR("image is too big to fit into MG CM3 memory\n");
- return 1;
- }
-
- NOTICE("Loading MG image from address 0x%lx Size 0x%x to MG at 0x%lx\n",
- src_addr, size, mg_regs);
-
- /* Copy image to MG CM3 SRAM */
- memcpy((void *)mg_regs, (void *)src_addr, size);
-
- /*
- * Don't release MG CM3 from reset - it will be done by next step
- * bootloader (e.g. U-Boot), when appriopriate device-tree setup (which
- * has enabeld 802.3. auto-neg) will be choosen.
- */
-
- return 0;
-}
-
static int mss_image_load(uint32_t src_addr, uint32_t size, uintptr_t mss_regs)
{
uint32_t i, loop_num, timeout;
@@ -258,8 +235,7 @@
break;
}
NOTICE("Load image to CP%d MG\n", cp_index);
- ret = mg_image_load(single_img, image_size,
- MG_CM3_SRAM_BASE(cp_index));
+ ret = mg_image_load(single_img, image_size, cp_index);
if (ret != 0) {
ERROR("SCP Image load failed\n");
return -1;
diff --git a/tools/fiptool/fiptool.c b/tools/fiptool/fiptool.c
index 80b498e..8c5b04a 100644
--- a/tools/fiptool/fiptool.c
+++ b/tools/fiptool/fiptool.c
@@ -24,17 +24,17 @@
#define OPT_ALIGN 2
static int info_cmd(int argc, char *argv[]);
-static void info_usage(void);
+static void info_usage(int);
static int create_cmd(int argc, char *argv[]);
-static void create_usage(void);
+static void create_usage(int);
static int update_cmd(int argc, char *argv[]);
-static void update_usage(void);
+static void update_usage(int);
static int unpack_cmd(int argc, char *argv[]);
-static void unpack_usage(void);
+static void unpack_usage(int);
static int remove_cmd(int argc, char *argv[]);
-static void remove_usage(void);
+static void remove_usage(int);
static int version_cmd(int argc, char *argv[]);
-static void version_usage(void);
+static void version_usage(int);
static int help_cmd(int argc, char *argv[]);
static void usage(void);
@@ -448,7 +448,7 @@
fip_toc_header_t toc_header;
if (argc != 2)
- info_usage();
+ info_usage(EXIT_FAILURE);
argc--, argv++;
parse_fip(argv[0], &toc_header);
@@ -487,10 +487,10 @@
return 0;
}
-static void info_usage(void)
+static void info_usage(int exit_status)
{
printf("fiptool info FIP_FILENAME\n");
- exit(1);
+ exit(exit_status);
}
static int pack_images(const char *filename, uint64_t toc_flags, unsigned long align)
@@ -669,7 +669,7 @@
unsigned long align = 1;
if (argc < 2)
- create_usage();
+ create_usage(EXIT_FAILURE);
opts = fill_common_opts(opts, &nr_opts, required_argument);
opts = add_opt(opts, &nr_opts, "plat-toc-flags", required_argument,
@@ -710,7 +710,7 @@
if (memcmp(&uuid, &uuid_null, sizeof(uuid_t)) == 0 ||
filename[0] == '\0')
- create_usage();
+ create_usage(EXIT_FAILURE);
desc = lookup_image_desc_from_uuid(&uuid);
if (desc == NULL) {
@@ -722,7 +722,7 @@
break;
}
default:
- create_usage();
+ create_usage(EXIT_FAILURE);
}
}
argc -= optind;
@@ -730,7 +730,7 @@
free(opts);
if (argc == 0)
- create_usage();
+ create_usage(EXIT_SUCCESS);
update_fip();
@@ -738,7 +738,7 @@
return 0;
}
-static void create_usage(void)
+static void create_usage(int exit_status)
{
toc_entry_t *toc_entry = toc_entries;
@@ -753,7 +753,7 @@
for (; toc_entry->cmdline_name != NULL; toc_entry++)
printf(" --%-16s FILENAME\t%s\n", toc_entry->cmdline_name,
toc_entry->name);
- exit(1);
+ exit(exit_status);
}
static int update_cmd(int argc, char *argv[])
@@ -767,7 +767,7 @@
int pflag = 0;
if (argc < 2)
- update_usage();
+ update_usage(EXIT_FAILURE);
opts = fill_common_opts(opts, &nr_opts, required_argument);
opts = add_opt(opts, &nr_opts, "align", required_argument, OPT_ALIGN);
@@ -807,7 +807,7 @@
if (memcmp(&uuid, &uuid_null, sizeof(uuid_t)) == 0 ||
filename[0] == '\0')
- update_usage();
+ update_usage(EXIT_FAILURE);
desc = lookup_image_desc_from_uuid(&uuid);
if (desc == NULL) {
@@ -825,7 +825,7 @@
snprintf(outfile, sizeof(outfile), "%s", optarg);
break;
default:
- update_usage();
+ update_usage(EXIT_FAILURE);
}
}
argc -= optind;
@@ -833,7 +833,7 @@
free(opts);
if (argc == 0)
- update_usage();
+ update_usage(EXIT_SUCCESS);
if (outfile[0] == '\0')
snprintf(outfile, sizeof(outfile), "%s", argv[0]);
@@ -851,7 +851,7 @@
return 0;
}
-static void update_usage(void)
+static void update_usage(int exit_status)
{
toc_entry_t *toc_entry = toc_entries;
@@ -867,7 +867,7 @@
for (; toc_entry->cmdline_name != NULL; toc_entry++)
printf(" --%-16s FILENAME\t%s\n", toc_entry->cmdline_name,
toc_entry->name);
- exit(1);
+ exit(exit_status);
}
static int unpack_cmd(int argc, char *argv[])
@@ -880,7 +880,7 @@
int unpack_all = 1;
if (argc < 2)
- unpack_usage();
+ unpack_usage(EXIT_FAILURE);
opts = fill_common_opts(opts, &nr_opts, required_argument);
opts = add_opt(opts, &nr_opts, "blob", required_argument, 'b');
@@ -915,7 +915,7 @@
if (memcmp(&uuid, &uuid_null, sizeof(uuid_t)) == 0 ||
filename[0] == '\0')
- unpack_usage();
+ unpack_usage(EXIT_FAILURE);
desc = lookup_image_desc_from_uuid(&uuid);
if (desc == NULL) {
@@ -934,7 +934,7 @@
snprintf(outdir, sizeof(outdir), "%s", optarg);
break;
default:
- unpack_usage();
+ unpack_usage(EXIT_FAILURE);
}
}
argc -= optind;
@@ -942,7 +942,7 @@
free(opts);
if (argc == 0)
- unpack_usage();
+ unpack_usage(EXIT_SUCCESS);
parse_fip(argv[0], NULL);
@@ -986,7 +986,7 @@
return 0;
}
-static void unpack_usage(void)
+static void unpack_usage(int exit_status)
{
toc_entry_t *toc_entry = toc_entries;
@@ -1003,7 +1003,7 @@
toc_entry->name);
printf("\n");
printf("If no options are provided, all images will be unpacked.\n");
- exit(1);
+ exit(exit_status);
}
static int remove_cmd(int argc, char *argv[])
@@ -1017,7 +1017,7 @@
int fflag = 0;
if (argc < 2)
- remove_usage();
+ remove_usage(EXIT_FAILURE);
opts = fill_common_opts(opts, &nr_opts, no_argument);
opts = add_opt(opts, &nr_opts, "align", required_argument, OPT_ALIGN);
@@ -1053,7 +1053,7 @@
filename, sizeof(filename));
if (memcmp(&uuid, &uuid_null, sizeof(uuid_t)) == 0)
- remove_usage();
+ remove_usage(EXIT_FAILURE);
desc = lookup_image_desc_from_uuid(&uuid);
if (desc == NULL) {
@@ -1071,7 +1071,7 @@
snprintf(outfile, sizeof(outfile), "%s", optarg);
break;
default:
- remove_usage();
+ remove_usage(EXIT_FAILURE);
}
}
argc -= optind;
@@ -1079,7 +1079,7 @@
free(opts);
if (argc == 0)
- remove_usage();
+ remove_usage(EXIT_SUCCESS);
if (outfile[0] != '\0' && access(outfile, F_OK) == 0 && !fflag)
log_errx("File %s already exists, use --force to overwrite it",
@@ -1110,7 +1110,7 @@
return 0;
}
-static void remove_usage(void)
+static void remove_usage(int exit_status)
{
toc_entry_t *toc_entry = toc_entries;
@@ -1126,7 +1126,7 @@
for (; toc_entry->cmdline_name != NULL; toc_entry++)
printf(" --%-16s\t%s\n", toc_entry->cmdline_name,
toc_entry->name);
- exit(1);
+ exit(exit_status);
}
static int version_cmd(int argc, char *argv[])
@@ -1140,10 +1140,10 @@
return 0;
}
-static void version_usage(void)
+static void version_usage(int exit_status)
{
printf("fiptool version\n");
- exit(1);
+ exit(exit_status);
}
static int help_cmd(int argc, char *argv[])
@@ -1157,7 +1157,7 @@
for (i = 0; i < NELEM(cmds); i++) {
if (strcmp(cmds[i].name, argv[0]) == 0 &&
cmds[i].usage != NULL)
- cmds[i].usage();
+ cmds[i].usage(EXIT_SUCCESS);
}
if (i == NELEM(cmds))
printf("No help for subcommand '%s'\n", argv[0]);
@@ -1178,7 +1178,7 @@
printf(" remove\tRemove images from FIP.\n");
printf(" version\tShow fiptool version.\n");
printf(" help\t\tShow help for given command.\n");
- exit(1);
+ exit(EXIT_SUCCESS);
}
int main(int argc, char *argv[])
diff --git a/tools/fiptool/fiptool.h b/tools/fiptool/fiptool.h
index af3fcbd..88c4a7e 100644
--- a/tools/fiptool/fiptool.h
+++ b/tools/fiptool/fiptool.h
@@ -48,7 +48,7 @@
typedef struct cmd {
char *name;
int (*handler)(int, char **);
- void (*usage)(void);
+ void (*usage)(int);
} cmd_t;
#endif /* FIPTOOL_H */
diff --git a/tools/marvell/doimage/doimage.c b/tools/marvell/doimage/doimage.c
index 82fd375..e08b820 100644
--- a/tools/marvell/doimage/doimage.c
+++ b/tools/marvell/doimage/doimage.c
@@ -51,7 +51,7 @@
/* Number of address pairs in control array */
#define CP_CTRL_EL_ARRAY_SZ 32
-#define VERSION_STRING "Marvell(C) doimage utility version 3.2"
+#define VERSION_STRING "Marvell(C) doimage utility version 3.3"
/* A8K definitions */
@@ -303,7 +303,7 @@
MBEDTLS_RSA_PKCS_V21, MBEDTLS_MD_SHA256);
/* First compute the SHA256 hash for the input blob */
- mbedtls_sha256(input, ilen, hash, 0);
+ mbedtls_sha256_ret(input, ilen, hash, 0);
/* Then calculate the hash signature */
rval = mbedtls_rsa_rsassa_pss_sign(mbedtls_pk_rsa(*pk_ctx),
@@ -354,6 +354,7 @@
mbedtls_pk_context pk_ctx;
unsigned char hash[32];
int rval;
+ unsigned char *pkey = (unsigned char *)pub_key;
/* Not sure this is required,
* but it's safer to start with empty buffer
@@ -373,8 +374,7 @@
}
/* Check ability to read the public key */
- rval = mbedtls_pk_parse_public_key(&pk_ctx, pub_key,
- MAX_RSA_DER_BYTE_LEN);
+ rval = mbedtls_pk_parse_subpubkey(&pkey, pub_key + klen, &pk_ctx);
if (rval != 0) {
fprintf(stderr, " Failed in pk_parse_public_key (%#x)!\n",
rval);
@@ -387,7 +387,7 @@
MBEDTLS_MD_SHA256);
/* Compute the SHA256 hash for the input buffer */
- mbedtls_sha256(input, ilen, hash, 0);
+ mbedtls_sha256_ret(input, ilen, hash, 0);
rval = mbedtls_rsa_rsassa_pss_verify(mbedtls_pk_rsa(pk_ctx),
mbedtls_ctr_drbg_random,
@@ -458,7 +458,7 @@
/* compute SHA-256 digest of the results
* and use it as the init vector (IV)
*/
- mbedtls_sha256(IV, AES_BLOCK_SZ, digest, 0);
+ mbedtls_sha256_ret(IV, AES_BLOCK_SZ, digest, 0);
memcpy(IV, digest, AES_BLOCK_SZ);
mbedtls_aes_setkey_enc(&aes_ctx, opts.sec_opts->aes_key,
AES_KEY_BIT_LEN);
@@ -880,11 +880,13 @@
fname);
return 1;
}
+
/* Data in the output buffer is aligned to the buffer end */
der_buf_start = output_buf + sizeof(output_buf) - output_len;
/* In the header DER data is aligned
* to the start of appropriate field
*/
+ bzero(out_der_key, MAX_RSA_DER_BYTE_LEN);
memcpy(out_der_key, der_buf_start, output_len);
} /* for every private key file */
@@ -899,8 +901,10 @@
fprintf(stderr, "Failed to sign CSK keys block!\n");
return 1;
}
+
/* Check that everything is correct */
- if (verify_rsa_signature(sec_ext.kak_key, MAX_RSA_DER_BYTE_LEN,
+ if (verify_rsa_signature(sec_ext.kak_key,
+ MAX_RSA_DER_BYTE_LEN,
&sec_ext.csk_keys[0][0],
sizeof(sec_ext.csk_keys),
opts.sec_opts->kak_key_file,
@@ -1333,7 +1337,7 @@
goto error;
}
- mbedtls_sha256(sec_entry->kak_key,
+ mbedtls_sha256_ret(sec_entry->kak_key,
MAX_RSA_DER_BYTE_LEN, hash, 0);
fprintf(stdout,
">>>>>>>>>> KAK KEY HASH >>>>>>>>>>\n");
@@ -1559,13 +1563,9 @@
int write_boot_image(uint8_t *buf, uint32_t image_size, FILE *out_fd)
{
- int aligned_size;
int written;
- /* Image size must be aligned to 4 bytes */
- aligned_size = (image_size + 3) & (~0x3);
-
- written = fwrite(buf, aligned_size, 1, out_fd);
+ written = fwrite(buf, image_size, 1, out_fd);
if (written != 1) {
fprintf(stderr, "Error: Failed to write boot image\n");
goto error;
@@ -1587,7 +1587,7 @@
int ext_cnt = 0;
int opt;
int ret = 0;
- int image_size;
+ int image_size, file_size;
uint8_t *image_buf = NULL;
int read;
size_t len;
@@ -1683,16 +1683,18 @@
goto main_exit;
}
- /* Read the input file to buffer */
- image_size = get_file_size(in_file);
- image_buf = calloc((image_size + AES_BLOCK_SZ - 1) &
- ~(AES_BLOCK_SZ - 1), 1);
+ /* Read the input file to buffer
+ * Always align the image to 16 byte boundary
+ */
+ file_size = get_file_size(in_file);
+ image_size = (file_size + AES_BLOCK_SZ - 1) & ~(AES_BLOCK_SZ - 1);
+ image_buf = calloc(image_size, 1);
if (image_buf == NULL) {
fprintf(stderr, "Error: failed allocating input buffer\n");
return 1;
}
- read = fread(image_buf, image_size, 1, in_fd);
+ read = fread(image_buf, file_size, 1, in_fd);
if (read != 1) {
fprintf(stderr, "Error: failed to read input file\n");
goto main_exit;