feat(plat/qemu): add SPMD support with SPMC at S-EL1
Adds support for SPMD with SPMC at S-EL1. A new config option SPMC_OPTEE
is added to support loading the special OP-TEE images when configured
with SPD=spmd. With or without SPMC_OPTEE. It should still be possible
to load another BL32 payload implementing a SPMC, provided that entry
point is the same as load address, that is, BL32_BASE.
Signed-off-by: Jens Wiklander <jens.wiklander@linaro.org>
Change-Id: Ie61dcd1ee564688baee1b575030e63dc2bb85121
diff --git a/plat/qemu/common/qemu_bl2_mem_params_desc.c b/plat/qemu/common/qemu_bl2_mem_params_desc.c
index f8b9066..5af3a22 100644
--- a/plat/qemu/common/qemu_bl2_mem_params_desc.c
+++ b/plat/qemu/common/qemu_bl2_mem_params_desc.c
@@ -1,5 +1,5 @@
/*
- * Copyright (c) 2017-2019, ARM Limited and Contributors. All rights reserved.
+ * Copyright (c) 2017-2021, ARM Limited and Contributors. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
@@ -116,7 +116,7 @@
SET_STATIC_PARAM_HEAD(image_info, PARAM_EP, VERSION_2,
image_info_t, IMAGE_ATTRIB_SKIP_LOADING),
-#if defined(SPD_opteed) || defined(AARCH32_SP_OPTEE)
+#if defined(SPD_opteed) || defined(AARCH32_SP_OPTEE) || defined(SPMC_OPTEE)
.image_info.image_base = QEMU_OPTEE_PAGEABLE_LOAD_BASE,
.image_info.image_max_size = QEMU_OPTEE_PAGEABLE_LOAD_SIZE,
#endif
diff --git a/plat/qemu/common/qemu_bl2_setup.c b/plat/qemu/common/qemu_bl2_setup.c
index 3e289fc..2c0da15 100644
--- a/plat/qemu/common/qemu_bl2_setup.c
+++ b/plat/qemu/common/qemu_bl2_setup.c
@@ -1,5 +1,5 @@
/*
- * Copyright (c) 2015-2019, ARM Limited and Contributors. All rights reserved.
+ * Copyright (c) 2015-2021, ARM Limited and Contributors. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
@@ -144,16 +144,20 @@
{
int err = 0;
bl_mem_params_node_t *bl_mem_params = get_bl_mem_params_node(image_id);
-#if defined(SPD_opteed) || defined(AARCH32_SP_OPTEE)
+#if defined(SPD_opteed) || defined(AARCH32_SP_OPTEE) || defined(SPMC_OPTEE)
bl_mem_params_node_t *pager_mem_params = NULL;
bl_mem_params_node_t *paged_mem_params = NULL;
#endif
+#if defined(SPD_spmd)
+ unsigned int mode_rw = MODE_RW_64;
+ uint64_t pagable_part = 0;
+#endif
assert(bl_mem_params);
switch (image_id) {
case BL32_IMAGE_ID:
-#if defined(SPD_opteed) || defined(AARCH32_SP_OPTEE)
+#if defined(SPD_opteed) || defined(AARCH32_SP_OPTEE) || defined(SPMC_OPTEE)
pager_mem_params = get_bl_mem_params_node(BL32_EXTRA1_IMAGE_ID);
assert(pager_mem_params);
@@ -166,21 +170,30 @@
if (err != 0) {
WARN("OPTEE header parse error.\n");
}
+#if defined(SPD_spmd)
+ mode_rw = bl_mem_params->ep_info.args.arg0;
+ pagable_part = bl_mem_params->ep_info.args.arg1;
+#endif
+#endif
-#if defined(SPD_opteed)
+#if defined(SPD_spmd)
+ bl_mem_params->ep_info.args.arg0 = ARM_PRELOADED_DTB_BASE;
+ bl_mem_params->ep_info.args.arg1 = pagable_part;
+ bl_mem_params->ep_info.args.arg2 = mode_rw;
+ bl_mem_params->ep_info.args.arg3 = 0;
+#elif defined(SPD_opteed)
/*
* OP-TEE expect to receive DTB address in x2.
* This will be copied into x2 by dispatcher.
*/
bl_mem_params->ep_info.args.arg3 = ARM_PRELOADED_DTB_BASE;
-#else /* case AARCH32_SP_OPTEE */
+#elif defined(AARCH32_SP_OPTEE)
bl_mem_params->ep_info.args.arg0 =
bl_mem_params->ep_info.args.arg1;
bl_mem_params->ep_info.args.arg1 = 0;
bl_mem_params->ep_info.args.arg2 = ARM_PRELOADED_DTB_BASE;
bl_mem_params->ep_info.args.arg3 = 0;
#endif
-#endif
bl_mem_params->ep_info.spsr = qemu_get_spsr_for_bl32_entry();
break;
diff --git a/plat/qemu/common/qemu_spmd_manifest.c b/plat/qemu/common/qemu_spmd_manifest.c
new file mode 100644
index 0000000..fd46e26
--- /dev/null
+++ b/plat/qemu/common/qemu_spmd_manifest.c
@@ -0,0 +1,31 @@
+/*
+ * Copyright (c) 2021, ARM Limited and Contributors. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#include <assert.h>
+
+#include <services/spm_core_manifest.h>
+
+#include <plat/common/platform.h>
+#include <platform_def.h>
+
+int plat_spm_core_manifest_load(spmc_manifest_attribute_t *manifest,
+ const void *pm_addr)
+{
+ entry_point_info_t *ep_info = bl31_plat_get_next_image_ep_info(SECURE);
+
+ assert(ep_info != NULL);
+ assert(manifest != NULL);
+
+ manifest->major_version = 1;
+ manifest->minor_version = 0;
+ manifest->exec_state = ep_info->args.arg2;
+ manifest->load_address = BL32_BASE;
+ manifest->entrypoint = BL32_BASE;
+ manifest->binary_size = BL32_LIMIT - BL32_BASE;
+ manifest->spmc_id = 0x8000;
+
+ return 0;
+}