mirror of
https://github.com/ARM-software/arm-trusted-firmware.git
synced 2025-04-16 01:24:27 +00:00
stm32mp1: update platform files to use MMC devices
Signed-off-by: Yann Gautier <yann.gautier@st.com>
This commit is contained in:
Yann Gautier
parent
a3d39cc763
commit
aec7de4175
5 changed files with 191 additions and 4 deletions
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@ -8,12 +8,18 @@
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#include <assert.h>
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#include <boot_api.h>
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#include <debug.h>
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#include <io_block.h>
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#include <io_driver.h>
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#include <io_dummy.h>
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#include <io_mmc.h>
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#include <io_stm32image.h>
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#include <io_storage.h>
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#include <mmc.h>
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#include <mmio.h>
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#include <partition.h>
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#include <platform.h>
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#include <platform_def.h>
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#include <stm32_sdmmc2.h>
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#include <stm32mp1_private.h>
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#include <stm32mp1_rcc.h>
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#include <string.h>
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@ -24,6 +30,50 @@ static const io_dev_connector_t *dummy_dev_con;
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static uintptr_t dummy_dev_handle;
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static uintptr_t dummy_dev_spec;
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static uintptr_t image_dev_handle;
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static io_block_spec_t gpt_block_spec = {
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.offset = 0,
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.length = 34 * MMC_BLOCK_SIZE, /* Size of GPT table */
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};
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uint32_t block_buffer[MMC_BLOCK_SIZE] __aligned(MMC_BLOCK_SIZE);
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static const io_block_dev_spec_t mmc_block_dev_spec = {
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/* It's used as temp buffer in block driver */
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.buffer = {
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.offset = (size_t)&block_buffer,
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.length = MMC_BLOCK_SIZE,
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},
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.ops = {
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.read = mmc_read_blocks,
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.write = NULL,
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},
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.block_size = MMC_BLOCK_SIZE,
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};
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static uintptr_t storage_dev_handle;
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static const io_dev_connector_t *mmc_dev_con;
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#define IMG_IDX_BL33 0
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static const struct stm32image_part_info bl33_partition_spec = {
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.name = BL33_IMAGE_NAME,
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.binary_type = BL33_BINARY_TYPE,
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};
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static struct stm32image_device_info stm32image_dev_info_spec = {
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.lba_size = MMC_BLOCK_SIZE,
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.part_info[IMG_IDX_BL33] = {
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.name = BL33_IMAGE_NAME,
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.binary_type = BL33_BINARY_TYPE,
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},
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};
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static io_block_spec_t stm32image_block_spec;
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static const io_dev_connector_t *stm32image_dev_con;
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static const io_block_spec_t bl32_block_spec = {
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.offset = BL32_BASE,
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.length = STM32MP1_BL32_SIZE
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@ -35,6 +85,8 @@ static const io_block_spec_t bl2_block_spec = {
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};
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static int open_dummy(const uintptr_t spec);
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static int open_image(const uintptr_t spec);
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static int open_storage(const uintptr_t spec);
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struct plat_io_policy {
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uintptr_t *dev_handle;
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@ -53,6 +105,21 @@ static const struct plat_io_policy policies[] = {
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.image_spec = (uintptr_t)&bl32_block_spec,
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.check = open_dummy
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},
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[BL33_IMAGE_ID] = {
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.dev_handle = &image_dev_handle,
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.image_spec = (uintptr_t)&bl33_partition_spec,
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.check = open_image
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},
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[GPT_IMAGE_ID] = {
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.dev_handle = &storage_dev_handle,
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.image_spec = (uintptr_t)&gpt_block_spec,
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.check = open_storage
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},
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[STM32_IMAGE_ID] = {
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.dev_handle = &storage_dev_handle,
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.image_spec = (uintptr_t)&stm32image_block_spec,
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.check = open_storage
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}
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};
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static int open_dummy(const uintptr_t spec)
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@ -60,6 +127,16 @@ static int open_dummy(const uintptr_t spec)
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return io_dev_init(dummy_dev_handle, 0);
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}
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static int open_image(const uintptr_t spec)
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{
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return io_dev_init(image_dev_handle, 0);
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}
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static int open_storage(const uintptr_t spec)
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{
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return io_dev_init(storage_dev_handle, 0);
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}
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static void print_boot_device(boot_api_context_t *boot_context)
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{
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switch (boot_context->boot_interface_selected) {
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@ -149,6 +226,9 @@ static void print_reset_reason(void)
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void stm32mp1_io_setup(void)
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{
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int io_result __unused;
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struct stm32_sdmmc2_params params;
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struct mmc_device_info device_info;
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uintptr_t mmc_default_instance;
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boot_api_context_t *boot_context =
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(boot_api_context_t *)stm32mp1_get_boot_ctx_address();
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@ -168,6 +248,93 @@ void stm32mp1_io_setup(void)
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io_result = io_dev_open(dummy_dev_con, dummy_dev_spec,
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&dummy_dev_handle);
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assert(io_result == 0);
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switch (boot_context->boot_interface_selected) {
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case BOOT_API_CTX_BOOT_INTERFACE_SEL_FLASH_SD:
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case BOOT_API_CTX_BOOT_INTERFACE_SEL_FLASH_EMMC:
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dmb();
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memset(¶ms, 0, sizeof(struct stm32_sdmmc2_params));
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if (boot_context->boot_interface_selected ==
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BOOT_API_CTX_BOOT_INTERFACE_SEL_FLASH_EMMC) {
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device_info.mmc_dev_type = MMC_IS_EMMC;
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mmc_default_instance = STM32MP1_SDMMC2_BASE;
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} else {
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device_info.mmc_dev_type = MMC_IS_SD;
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mmc_default_instance = STM32MP1_SDMMC1_BASE;
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}
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switch (boot_context->boot_interface_instance) {
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case 1:
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params.reg_base = STM32MP1_SDMMC1_BASE;
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break;
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case 2:
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params.reg_base = STM32MP1_SDMMC2_BASE;
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break;
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case 3:
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params.reg_base = STM32MP1_SDMMC3_BASE;
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break;
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default:
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WARN("SDMMC instance not found, using default\n");
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params.reg_base = mmc_default_instance;
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break;
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}
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params.device_info = &device_info;
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stm32_sdmmc2_mmc_init(¶ms);
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/* Open MMC as a block device to read GPT table */
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io_result = register_io_dev_block(&mmc_dev_con);
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if (io_result != 0) {
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panic();
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}
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io_result = io_dev_open(mmc_dev_con,
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(uintptr_t)&mmc_block_dev_spec,
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&storage_dev_handle);
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assert(io_result == 0);
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partition_init(GPT_IMAGE_ID);
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io_result = io_dev_close(storage_dev_handle);
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assert(io_result == 0);
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stm32image_dev_info_spec.device_size =
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stm32_sdmmc2_mmc_get_device_size();
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stm32image_dev_info_spec.part_info[IMG_IDX_BL33].part_offset =
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get_partition_entry(BL33_IMAGE_NAME)->start;
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stm32image_dev_info_spec.part_info[IMG_IDX_BL33].bkp_offset =
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get_partition_entry(BL33_IMAGE_NAME)->length;
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stm32image_block_spec.offset = 0;
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stm32image_block_spec.length =
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get_partition_entry(BL33_IMAGE_NAME)->length;
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/*
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* Re-open MMC with io_mmc, for better perfs compared to
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* io_block.
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*/
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io_result = register_io_dev_mmc(&mmc_dev_con);
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assert(io_result == 0);
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io_result = io_dev_open(mmc_dev_con, 0, &storage_dev_handle);
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assert(io_result == 0);
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io_result = register_io_dev_stm32image(&stm32image_dev_con);
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assert(io_result == 0);
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io_result = io_dev_open(stm32image_dev_con,
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(uintptr_t)&stm32image_dev_info_spec,
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&image_dev_handle);
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assert(io_result == 0);
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break;
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default:
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ERROR("Boot interface %d not supported\n",
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boot_context->boot_interface_selected);
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break;
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}
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}
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/*
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@ -1,5 +1,5 @@
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/*
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* Copyright (c) 2017, STMicroelectronics - All Rights Reserved
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* Copyright (c) 2017-2018, STMicroelectronics - All Rights Reserved
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*
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* SPDX-License-Identifier: BSD-3-Clause
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*/
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@ -8,6 +8,7 @@
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#define __BOOT_API_H
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#include <stdint.h>
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#include <stdio.h>
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/*
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* Possible value of boot context field 'boot_interface_sel'
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@ -229,7 +230,9 @@ typedef struct {
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*/
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uint8_t ecc_pubk[BOOT_API_ECDSA_PUB_KEY_LEN_IN_BYTES];
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/* Pad up to 256 byte total size */
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uint8_t pad[84];
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uint8_t pad[83];
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/* Add binary type information */
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uint8_t binary_type;
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} __packed boot_api_image_header_t;
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#endif /* __BOOT_API_H */
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@ -26,6 +26,7 @@
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/* SSBL = second stage boot loader */
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#define BL33_IMAGE_NAME "ssbl"
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#define BL33_BINARY_TYPE U(0x0)
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#define STM32MP1_PRIMARY_CPU U(0x0)
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@ -39,6 +40,7 @@
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#define MAX_IO_DEVICES 4
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#define MAX_IO_HANDLES 4
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#define MAX_IO_BLOCK_DEVICES 1
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/*******************************************************************************
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* BL2 specific defines.
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@ -14,8 +14,15 @@ STM32_TF_VERSION ?= 0
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# Not needed for Cortex-A7
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WORKAROUND_CVE_2017_5715:= 0
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# Number of TF-A copies in the device
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STM32_TF_A_COPIES := 2
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$(eval $(call add_define,STM32_TF_A_COPIES))
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PLAT_PARTITION_MAX_ENTRIES := $(shell echo $$(($(STM32_TF_A_COPIES) + 1)))
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$(eval $(call add_define,PLAT_PARTITION_MAX_ENTRIES))
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PLAT_INCLUDES := -Iplat/st/stm32mp1/include/
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PLAT_INCLUDES += -Iinclude/common/tbbr
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PLAT_INCLUDES += -Iinclude/drivers/partition
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PLAT_INCLUDES += -Iinclude/drivers/st
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# Device tree
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@ -56,11 +63,19 @@ PLAT_BL_COMMON_SOURCES += ${LIBFDT_SRCS} \
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plat/st/stm32mp1/stm32mp1_helper.S \
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plat/st/stm32mp1/stm32mp1_security.c
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BL2_SOURCES += drivers/io/io_dummy.c \
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BL2_SOURCES += drivers/io/io_block.c \
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drivers/io/io_dummy.c \
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drivers/io/io_storage.c \
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drivers/st/io/io_stm32image.c \
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plat/st/stm32mp1/bl2_io_storage.c \
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plat/st/stm32mp1/bl2_plat_setup.c
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BL2_SOURCES += drivers/mmc/mmc.c \
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drivers/partition/gpt.c \
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drivers/partition/partition.c \
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drivers/st/io/io_mmc.c \
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drivers/st/mmc/stm32_sdmmc2.c
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BL2_SOURCES += drivers/st/ddr/stm32mp1_ddr.c \
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drivers/st/ddr/stm32mp1_ram.c
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@ -22,7 +22,7 @@
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#define VER_MINOR 1
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#define VER_VARIANT 0
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#define HEADER_VERSION_V1 0x1
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#define TF_BINARY_TYPE 0x0
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#define TF_BINARY_TYPE 0x10
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/* Default option : bit0 => no signature */
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#define HEADER_DEFAULT_OPTION (__cpu_to_le32(0x00000001))
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