Djam/arm-trusted-firmware
1
0
Fork 0
mirror of https://github.com/ARM-software/arm-trusted-firmware.git synced 2025-04-17 10:04:26 +00:00
Code Issues Projects Releases Packages Wiki Activity Actions

Merge "feat(tc): provide a mock mbedtls-random generation function" into integration

Browse source
This commit is contained in:
Sandrine Bailleux 2023-12-05 15:21:00 +01:00 • committed by TrustedFirmware Code Review
commit c9484b4f24
2 changed files with 30 additions and 5 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

6
plat/arm/board/tc/plat_tc_mbedtls_config.h
View file

@ -22,11 +22,7 @@
#endif
#define MBEDTLS_PSA_CRYPTO_C
#define MBEDTLS_HMAC_DRBG_C
#define MBEDTLS_ENTROPY_C
#define MBEDTLS_NO_DEFAULT_ENTROPY_SOURCES
#define MBEDTLS_NO_PLATFORM_ENTROPY
#define MBEDTLS_TEST_NULL_ENTROPY
#define MBEDTLS_PSA_CRYPTO_EXTERNAL_RNG
#define MBEDTLS_ECP_C
#define MBEDTLS_ECP_DP_SECP384R1_ENABLED

29
plat/arm/board/tc/tc_bl31_setup.c
View file

@ -9,6 +9,7 @@
#include <libfdt.h>
#include <tc_plat.h>
#include <arch_helpers.h>
#include <common/bl_common.h>
#include <common/debug.h>
#include <drivers/arm/css/css_mhu_doorbell.h>
@ -19,6 +20,34 @@
#include <plat/arm/common/plat_arm.h>
#include <plat/common/platform.h>
#include <psa/crypto_platform.h>
#include <psa/crypto_types.h>
#include <psa/crypto_values.h>
#ifdef PLATFORM_TEST_TFM_TESTSUITE
/*
* We pretend using an external RNG (through MBEDTLS_PSA_CRYPTO_EXTERNAL_RNG
* mbedTLS config option) so we need to provide an implementation of
* mbedtls_psa_external_get_random(). Provide a fake one, since we do not
* actually use any of external RNG and this function is only needed during
* the execution of TF-M testsuite during exporting the public part of the
* delegated attestation key.
*/
psa_status_t mbedtls_psa_external_get_random(
mbedtls_psa_external_random_context_t *context,
uint8_t *output, size_t output_size,
size_t *output_length)
{
for (size_t i = 0U; i < output_size; i++) {
output[i] = (uint8_t)(read_cntpct_el0() & 0xFFU);
}
*output_length = output_size;
return PSA_SUCCESS;
}
#endif /* PLATFORM_TEST_TFM_TESTSUITE */
static scmi_channel_plat_info_t tc_scmi_plat_info[] = {
{
.scmi_mbx_mem = CSS_SCMI_PAYLOAD_BASE,