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feat(qemu): support TRP for RME

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When an external RMM is not provided during make invocation, include the
Test Realm Payload (TRP) to the FIP.

Change-Id: I15d396cf268a08d79da63075aadb4172238eb225
Signed-off-by: Jean-Philippe Brucker <jean-philippe@linaro.org>
This commit is contained in:
Jean-Philippe Brucker 2023-09-07 19:06:44 +01:00
parent 8ffe0b2ede
commit ebe82a392f
4 changed files with 81 additions and 0 deletions
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13
plat/qemu/common/qemu_common.c
View file

@ -141,6 +141,19 @@ static const mmap_region_t plat_qemu_mmap[] = {
};
#endif
#ifdef IMAGE_RMM
const mmap_region_t plat_qemu_mmap[] = {
MAP_DEVICE0,
#ifdef MAP_DEVICE1
MAP_DEVICE1,
#endif
#ifdef MAP_DEVICE2
MAP_DEVICE2,
#endif
{0}
};
#endif
/*******************************************************************************
* Returns QEMU platform specific memory map regions.
******************************************************************************/

48
plat/qemu/common/trp/qemu_trp_setup.c Normal file
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@ -0,0 +1,48 @@
/*
* Copyright (c) 2024, Arm Limited. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
#include <common/bl_common.h>
#include <platform_def.h>
#include <services/rmm_core_manifest.h>
#include <services/rmmd_svc.h>
#include <services/trp/platform_trp.h>
#include <trp_helpers.h>
#include "../qemu_private.h"
/*******************************************************************************
* Received from boot manifest and populated here
******************************************************************************/
extern uint32_t trp_boot_manifest_version;
static int qemu_trp_process_manifest(struct rmm_manifest *manifest)
{
/* padding field on the manifest must be RES0 */
assert(manifest->padding == 0U);
/* Verify the Boot Manifest Version. Only the Major is considered */
if (RMMD_MANIFEST_VERSION_MAJOR !=
RMMD_GET_MANIFEST_VERSION_MAJOR(manifest->version)) {
return E_RMM_BOOT_MANIFEST_VERSION_NOT_SUPPORTED;
}
trp_boot_manifest_version = manifest->version;
flush_dcache_range((uintptr_t)manifest, sizeof(struct rmm_manifest));
return 0;
}
void trp_early_platform_setup(struct rmm_manifest *manifest)
{
int rc;
rc = qemu_trp_process_manifest(manifest);
if (rc != 0) {
trp_boot_abort(rc);
}
qemu_console_init();
}

12
plat/qemu/common/trp/trp-qemu-common.mk Normal file
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@ -0,0 +1,12 @@
#
# Copyright (c) 2024, Arm Limited and Contributors. All rights reserved.
#
# SPDX-License-Identifier: BSD-3-Clause
#
# TRP source files common to QEMU platforms
RMM_SOURCES += plat/qemu/common/trp/qemu_trp_setup.c \
plat/common/aarch64/platform_mp_stack.S \
plat/qemu/common/aarch64/plat_helpers.S
INCLUDES += -Iinclude/services/trp

8
plat/qemu/qemu/trp/trp-qemu.mk Normal file
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@ -0,0 +1,8 @@
#
# Copyright (c) 2024, Arm Limited. All rights reserved.
#
# SPDX-License-Identifier: BSD-3-Clause
#
include plat/qemu/common/trp/trp-qemu-common.mk