Merge changes from topic "mb/refactor-evlog" into integration
* changes:
refactor(qemu): pass platform metadata as a function's argument
refactor(imx8m): pass platform metadata as a function's argument
refactor(fvp): pass platform metadata as a function's argument
refactor(measured-boot): accept metadata as a function's argument
diff --git a/drivers/measured_boot/event_log/event_log.c b/drivers/measured_boot/event_log/event_log.c
index d661c35..6f2898d 100644
--- a/drivers/measured_boot/event_log/event_log.c
+++ b/drivers/measured_boot/event_log/event_log.c
@@ -14,8 +14,6 @@
#include <drivers/auth/crypto_mod.h>
#include <drivers/measured_boot/event_log/event_log.h>
-#include <plat/common/platform.h>
-
#if TPM_ALG_ID == TPM_ALG_SHA512
#define CRYPTO_MD_ID CRYPTO_MD_SHA512
#elif TPM_ALG_ID == TPM_ALG_SHA384
@@ -32,9 +30,6 @@
/* Pointer to the first byte past end of the Event Log buffer */
static uintptr_t log_end;
-/* Pointer to event_log_metadata_t */
-static const event_log_metadata_t *plat_metadata_ptr;
-
/* TCG_EfiSpecIdEvent */
static const id_event_headers_t id_event_header = {
.header = {
@@ -173,10 +168,6 @@
void event_log_init(uint8_t *event_log_start, uint8_t *event_log_finish)
{
event_log_buf_init(event_log_start, event_log_finish);
-
- /* Get pointer to platform's event_log_metadata_t structure */
- plat_metadata_ptr = plat_event_log_get_metadata();
- assert(plat_metadata_ptr != NULL);
}
void event_log_write_specid_event(void)
@@ -276,16 +267,19 @@
* @param[in] data_base Address of data
* @param[in] data_size Size of data
* @param[in] data_id Data ID
+ * @param[in] metadata_ptr Event Log metadata
* @return:
* 0 = success
* < 0 = error
*/
int event_log_measure_and_record(uintptr_t data_base, uint32_t data_size,
- uint32_t data_id)
+ uint32_t data_id,
+ const event_log_metadata_t *metadata_ptr)
{
unsigned char hash_data[CRYPTO_MD_MAX_SIZE];
int rc;
- const event_log_metadata_t *metadata_ptr = plat_metadata_ptr;
+
+ assert(metadata_ptr != NULL);
/* Get the metadata associated with this image. */
while ((metadata_ptr->id != EVLOG_INVALID_ID) &&
diff --git a/include/drivers/measured_boot/event_log/event_log.h b/include/drivers/measured_boot/event_log/event_log.h
index eb0e2b1..794d613 100644
--- a/include/drivers/measured_boot/event_log/event_log.h
+++ b/include/drivers/measured_boot/event_log/event_log.h
@@ -115,13 +115,13 @@
void event_log_write_specid_event(void);
void event_log_write_header(void);
void dump_event_log(uint8_t *log_addr, size_t log_size);
-const event_log_metadata_t *plat_event_log_get_metadata(void);
int event_log_measure(uintptr_t data_base, uint32_t data_size,
unsigned char hash_data[CRYPTO_MD_MAX_SIZE]);
void event_log_record(const uint8_t *hash, uint32_t event_type,
const event_log_metadata_t *metadata_ptr);
int event_log_measure_and_record(uintptr_t data_base, uint32_t data_size,
- uint32_t data_id);
+ uint32_t data_id,
+ const event_log_metadata_t *metadata_ptr);
size_t event_log_get_cur_size(uint8_t *event_log_start);
#endif /* EVENT_LOG_H */
diff --git a/plat/arm/board/fvp/fvp_bl2_measured_boot.c b/plat/arm/board/fvp/fvp_bl2_measured_boot.c
index e938e24..29b6619 100644
--- a/plat/arm/board/fvp/fvp_bl2_measured_boot.c
+++ b/plat/arm/board/fvp/fvp_bl2_measured_boot.c
@@ -125,7 +125,8 @@
/* Calculate image hash and record data in Event Log */
int err = event_log_measure_and_record((uintptr_t)base, (uint32_t)size,
- critical_data_id);
+ critical_data_id,
+ fvp_event_log_metadata);
if (err != 0) {
ERROR("%s%s critical data (%i)\n",
"Failed to ", "record", err);
diff --git a/plat/arm/board/fvp/fvp_common_measured_boot.c b/plat/arm/board/fvp/fvp_common_measured_boot.c
index 93aa055..b5b8f10 100644
--- a/plat/arm/board/fvp/fvp_common_measured_boot.c
+++ b/plat/arm/board/fvp/fvp_common_measured_boot.c
@@ -16,11 +16,6 @@
extern event_log_metadata_t fvp_event_log_metadata[];
extern struct rss_mboot_metadata fvp_rss_mboot_metadata[];
-const event_log_metadata_t *plat_event_log_get_metadata(void)
-{
- return fvp_event_log_metadata;
-}
-
struct rss_mboot_metadata *plat_rss_mboot_get_metadata(void)
{
return fvp_rss_mboot_metadata;
@@ -34,7 +29,8 @@
/* Calculate image hash and record data in Event Log */
err = event_log_measure_and_record(image_data->image_base,
image_data->image_size,
- image_id);
+ image_id,
+ fvp_event_log_metadata);
if (err != 0) {
ERROR("%s%s image id %u (%i)\n",
"Failed to ", "record in event log", image_id, err);
diff --git a/plat/imx/imx8m/imx8m_measured_boot.c b/plat/imx/imx8m/imx8m_measured_boot.c
index ec61606..e9ea2d8 100644
--- a/plat/imx/imx8m/imx8m_measured_boot.c
+++ b/plat/imx/imx8m/imx8m_measured_boot.c
@@ -24,17 +24,13 @@
{ EVLOG_INVALID_ID, NULL, (unsigned int)(-1) } /* Terminator */
};
-const event_log_metadata_t *plat_event_log_get_metadata(void)
-{
- return imx8m_event_log_metadata;
-}
-
int plat_mboot_measure_image(unsigned int image_id, image_info_t *image_data)
{
/* Calculate image hash and record data in Event Log */
int err = event_log_measure_and_record(image_data->image_base,
image_data->image_size,
- image_id);
+ image_id,
+ imx8m_event_log_metadata);
if (err != 0) {
ERROR("%s%s image id %u (%i)\n",
"Failed to ", "record", image_id, err);
diff --git a/plat/qemu/qemu/platform.mk b/plat/qemu/qemu/platform.mk
index 6becc32..dfc5de2 100644
--- a/plat/qemu/qemu/platform.mk
+++ b/plat/qemu/qemu/platform.mk
@@ -109,7 +109,6 @@
endif
BL2_SOURCES += plat/qemu/qemu/qemu_measured_boot.c \
- plat/qemu/qemu/qemu_common_measured_boot.c \
plat/qemu/qemu/qemu_helpers.c \
${EVENT_LOG_SOURCES}
diff --git a/plat/qemu/qemu/qemu_common_measured_boot.c b/plat/qemu/qemu/qemu_common_measured_boot.c
deleted file mode 100644
index 41f7f87..0000000
--- a/plat/qemu/qemu/qemu_common_measured_boot.c
+++ /dev/null
@@ -1,34 +0,0 @@
-/*
- * Copyright (c) 2022, Linaro.
- *
- * SPDX-License-Identifier: BSD-3-Clause
- */
-
-#include <assert.h>
-#include <stdint.h>
-
-#include <common/desc_image_load.h>
-#include <drivers/measured_boot/event_log/event_log.h>
-#include <plat/common/platform.h>
-
-extern event_log_metadata_t qemu_event_log_metadata[];
-
-const event_log_metadata_t *plat_event_log_get_metadata(void)
-{
- return qemu_event_log_metadata;
-}
-
-int plat_mboot_measure_image(unsigned int image_id, image_info_t *image_data)
-{
- /* Calculate image hash and record data in Event Log */
- int err = event_log_measure_and_record(image_data->image_base,
- image_data->image_size,
- image_id);
- if (err != 0) {
- ERROR("%s%s image id %u (%i)\n",
- "Failed to ", "record", image_id, err);
- return err;
- }
-
- return 0;
-}
diff --git a/plat/qemu/qemu/qemu_measured_boot.c b/plat/qemu/qemu/qemu_measured_boot.c
index d9e475a..122bb23 100644
--- a/plat/qemu/qemu/qemu_measured_boot.c
+++ b/plat/qemu/qemu/qemu_measured_boot.c
@@ -9,6 +9,7 @@
#include <drivers/measured_boot/event_log/event_log.h>
#include <plat/common/common_def.h>
+#include <plat/common/platform.h>
#include <tools_share/tbbr_oid.h>
#include "../common/qemu_private.h"
@@ -17,8 +18,8 @@
static uint8_t event_log[PLAT_EVENT_LOG_MAX_SIZE];
static uint64_t event_log_base;
-/* FVP table with platform specific image IDs, names and PCRs */
-const event_log_metadata_t qemu_event_log_metadata[] = {
+/* QEMU table with platform specific image IDs, names and PCRs */
+static const event_log_metadata_t qemu_event_log_metadata[] = {
{ BL31_IMAGE_ID, EVLOG_BL31_STRING, PCR_0 },
{ BL32_IMAGE_ID, EVLOG_BL32_STRING, PCR_0 },
{ BL32_EXTRA1_IMAGE_ID, EVLOG_BL32_EXTRA1_STRING, PCR_0 },
@@ -101,3 +102,19 @@
dump_event_log((uint8_t *)event_log_base, event_log_cur_size);
}
+
+int plat_mboot_measure_image(unsigned int image_id, image_info_t *image_data)
+{
+ /* Calculate image hash and record data in Event Log */
+ int err = event_log_measure_and_record(image_data->image_base,
+ image_data->image_size,
+ image_id,
+ qemu_event_log_metadata);
+ if (err != 0) {
+ ERROR("%s%s image id %u (%i)\n",
+ "Failed to ", "record", image_id, err);
+ return err;
+ }
+
+ return 0;
+}