diff options
author | Biju Das <biju.das.jz@bp.renesas.com> | 2020-12-16 10:05:41 +0000 |
---|---|---|
committer | Biju Das <biju.das.jz@bp.renesas.com> | 2021-01-13 13:03:48 +0000 |
commit | 2ddb55752b9da7ebf6c725d2e1e2bb04c82c76b9 (patch) | |
tree | 1c55c5c8ededd2dc07e5087be27c8eda62ed9892 /drivers/renesas/rcar | |
parent | b28c29d0084e1380333881d718ebeb0ef65b10a5 (diff) | |
download | trusted-firmware-a-2ddb55752b9da7ebf6c725d2e1e2bb04c82c76b9.tar.gz |
drivers: renesas: io: Move to common
Move io driver code to common directory, so that the same
code can be re-used by both R-Car Gen3 and RZ/G2 platforms.
Signed-off-by: Biju Das <biju.das.jz@bp.renesas.com>
Reviewed-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>
Change-Id: Ic661e415c91a1fbfd5eee3bba86466037e51574b
Diffstat (limited to 'drivers/renesas/rcar')
-rw-r--r-- | drivers/renesas/rcar/io/io_common.h | 16 | ||||
-rw-r--r-- | drivers/renesas/rcar/io/io_emmcdrv.c | 179 | ||||
-rw-r--r-- | drivers/renesas/rcar/io/io_emmcdrv.h | 13 | ||||
-rw-r--r-- | drivers/renesas/rcar/io/io_memdrv.c | 154 | ||||
-rw-r--r-- | drivers/renesas/rcar/io/io_memdrv.h | 13 | ||||
-rw-r--r-- | drivers/renesas/rcar/io/io_private.h | 20 | ||||
-rw-r--r-- | drivers/renesas/rcar/io/io_rcar.c | 654 | ||||
-rw-r--r-- | drivers/renesas/rcar/io/io_rcar.h | 14 |
8 files changed, 0 insertions, 1063 deletions
diff --git a/drivers/renesas/rcar/io/io_common.h b/drivers/renesas/rcar/io/io_common.h deleted file mode 100644 index 6eb77777a9..0000000000 --- a/drivers/renesas/rcar/io/io_common.h +++ /dev/null @@ -1,16 +0,0 @@ -/* - * Copyright (c) 2015-2017, Renesas Electronics Corporation. All rights reserved. - * - * SPDX-License-Identifier: BSD-3-Clause - */ - -#ifndef IO_COMMON_H -#define IO_COMMON_H - -typedef struct io_drv_spec { - size_t offset; - size_t length; - uint32_t partition; -} io_drv_spec_t; - -#endif /* IO_COMMON_H */ diff --git a/drivers/renesas/rcar/io/io_emmcdrv.c b/drivers/renesas/rcar/io/io_emmcdrv.c deleted file mode 100644 index c2b5f7c089..0000000000 --- a/drivers/renesas/rcar/io/io_emmcdrv.c +++ /dev/null @@ -1,179 +0,0 @@ -/* - * Copyright (c) 2015-2021, Renesas Electronics Corporation. All rights reserved. - * - * SPDX-License-Identifier: BSD-3-Clause - */ - -#include <string.h> - -#include <common/debug.h> -#include <drivers/io/io_driver.h> -#include <drivers/io/io_storage.h> - -#include "emmc_config.h" -#include "emmc_def.h" -#include "emmc_hal.h" -#include "emmc_std.h" -#include "io_common.h" -#include "io_emmcdrv.h" -#include "io_private.h" - -static int32_t emmcdrv_dev_open(const uintptr_t spec __attribute__ ((unused)), - io_dev_info_t **dev_info); -static int32_t emmcdrv_dev_close(io_dev_info_t *dev_info); - -typedef struct { - uint32_t in_use; - uintptr_t base; - signed long long file_pos; - EMMC_PARTITION_ID partition; -} file_state_t; - -static file_state_t current_file = { 0 }; - -static EMMC_PARTITION_ID emmcdrv_bootpartition = PARTITION_ID_USER; - -static io_type_t device_type_emmcdrv(void) -{ - return IO_TYPE_MEMMAP; -} - -static int32_t emmcdrv_block_seek(io_entity_t *entity, int32_t mode, - signed long long offset) -{ - if (mode != IO_SEEK_SET) { - return IO_FAIL; - } - - ((file_state_t *) entity->info)->file_pos = offset; - - return IO_SUCCESS; -} - -static int32_t emmcdrv_block_read(io_entity_t *entity, uintptr_t buffer, - size_t length, size_t *length_read) -{ - file_state_t *fp = (file_state_t *) entity->info; - uint32_t sector_add, sector_num, emmc_dma = 0; - int32_t result = IO_SUCCESS; - - sector_add = current_file.file_pos >> EMMC_SECTOR_SIZE_SHIFT; - sector_num = (length + EMMC_SECTOR_SIZE - 1U) >> EMMC_SECTOR_SIZE_SHIFT; - - NOTICE("BL2: Load dst=0x%lx src=(p:%d)0x%llx(%d) len=0x%lx(%d)\n", - buffer, - current_file.partition, current_file.file_pos, - sector_add, length, sector_num); - - if ((buffer + length - 1U) <= (uintptr_t)UINT32_MAX) { - emmc_dma = LOADIMAGE_FLAGS_DMA_ENABLE; - } - - if (emmc_read_sector((uint32_t *) buffer, sector_add, sector_num, - emmc_dma) != EMMC_SUCCESS) { - result = IO_FAIL; - } - - *length_read = length; - fp->file_pos += (signed long long)length; - - return result; -} - -static int32_t emmcdrv_block_open(io_dev_info_t *dev_info, - const uintptr_t spec, io_entity_t *entity) -{ - const io_drv_spec_t *block_spec = (io_drv_spec_t *) spec; - - if (current_file.in_use != 0U) { - WARN("mmc_block: Only one open spec at a time\n"); - return IO_RESOURCES_EXHAUSTED; - } - - current_file.file_pos = 0; - current_file.in_use = 1; - - if (emmcdrv_bootpartition == PARTITION_ID_USER) { - emmcdrv_bootpartition = mmc_drv_obj.boot_partition_en; - if ((emmcdrv_bootpartition == PARTITION_ID_BOOT_1) || - (emmcdrv_bootpartition == PARTITION_ID_BOOT_2)) { - current_file.partition = emmcdrv_bootpartition; - - NOTICE("BL2: eMMC boot from partition %d\n", - emmcdrv_bootpartition); - goto done; - } - return IO_FAIL; - } - - if ((block_spec->partition == PARTITION_ID_USER) || - (block_spec->partition == PARTITION_ID_BOOT_1) || - (block_spec->partition == PARTITION_ID_BOOT_2)) { - current_file.partition = block_spec->partition; - } else { - current_file.partition = emmcdrv_bootpartition; - } - -done: - if (emmc_select_partition(current_file.partition) != EMMC_SUCCESS) { - return IO_FAIL; - } - - entity->info = (uintptr_t) ¤t_file; - - return IO_SUCCESS; -} - -static int32_t emmcdrv_block_close(io_entity_t *entity) -{ - memset((void *)¤t_file, 0, sizeof(current_file)); - entity->info = 0U; - - return IO_SUCCESS; -} - -static const io_dev_funcs_t emmcdrv_dev_funcs = { - .type = &device_type_emmcdrv, - .open = &emmcdrv_block_open, - .seek = &emmcdrv_block_seek, - .size = NULL, - .read = &emmcdrv_block_read, - .write = NULL, - .close = &emmcdrv_block_close, - .dev_init = NULL, - .dev_close = &emmcdrv_dev_close -}; - -static const io_dev_info_t emmcdrv_dev_info = { - .funcs = &emmcdrv_dev_funcs, - .info = (uintptr_t) 0 -}; - -static const io_dev_connector_t emmcdrv_dev_connector = { - &emmcdrv_dev_open, -}; - -static int32_t emmcdrv_dev_open(const uintptr_t spec __attribute__ ((unused)), - io_dev_info_t **dev_info) -{ - *dev_info = (io_dev_info_t *) &emmcdrv_dev_info; - - return IO_SUCCESS; -} - -static int32_t emmcdrv_dev_close(io_dev_info_t *dev_info) -{ - return IO_SUCCESS; -} - -int32_t rcar_register_io_dev_emmcdrv(const io_dev_connector_t **dev_con) -{ - int32_t rc; - - rc = io_register_device(&emmcdrv_dev_info); - if (rc == IO_SUCCESS) { - *dev_con = &emmcdrv_dev_connector; - } - - return rc; -} diff --git a/drivers/renesas/rcar/io/io_emmcdrv.h b/drivers/renesas/rcar/io/io_emmcdrv.h deleted file mode 100644 index 95070f24b6..0000000000 --- a/drivers/renesas/rcar/io/io_emmcdrv.h +++ /dev/null @@ -1,13 +0,0 @@ -/* - * Copyright (c) 2015-2017, Renesas Electronics Corporation. All rights reserved. - * - * SPDX-License-Identifier: BSD-3-Clause - */ - -#ifndef IO_EMMCDRV_H -#define IO_EMMCDRV_H - -struct io_dev_connector; -int32_t rcar_register_io_dev_emmcdrv(const io_dev_connector_t **connector); - -#endif /* IO_EMMCDRV_H */ diff --git a/drivers/renesas/rcar/io/io_memdrv.c b/drivers/renesas/rcar/io/io_memdrv.c deleted file mode 100644 index 1f31c0fb93..0000000000 --- a/drivers/renesas/rcar/io/io_memdrv.c +++ /dev/null @@ -1,154 +0,0 @@ -/* - * Copyright (c) 2015-2021, Renesas Electronics Corporation. All rights reserved. - * - * SPDX-License-Identifier: BSD-3-Clause - */ - -#include <string.h> - -#include <common/debug.h> -#include <drivers/io/io_driver.h> -#include <drivers/io/io_storage.h> - -#include "io_common.h" -#include "io_memdrv.h" -#include "io_private.h" -#include "rcar_def.h" - -extern void rcar_dma_exec(uintptr_t dst, uint32_t src, uint32_t len); - -static int32_t memdrv_dev_open(const uintptr_t dev __attribute__ ((unused)), - io_dev_info_t **dev_info); -static int32_t memdrv_dev_close(io_dev_info_t *dev_info); - -/* - * As we need to be able to keep state for seek, only one file can be open - * at a time. Make this a structure and point to the entity->info. When we - * can malloc memory we can change this to support more open files. - */ -typedef struct { - uint32_t in_use; - uintptr_t base; - signed long long file_pos; -} file_state_t; - -static file_state_t current_file = { 0 }; - -static io_type_t device_type_memdrv(void) -{ - return IO_TYPE_MEMMAP; -} - -static int32_t memdrv_block_open(io_dev_info_t *dev_info, const uintptr_t spec, - io_entity_t *entity) -{ - const io_drv_spec_t *block_spec = (io_drv_spec_t *) spec; - - /* - * Since we need to track open state for seek() we only allow one open - * spec at a time. When we have dynamic memory we can malloc and set - * entity->info. - */ - if (current_file.in_use != 0U) { - return IO_RESOURCES_EXHAUSTED; - } - - /* File cursor offset for seek and incremental reads etc. */ - current_file.base = block_spec->offset; - current_file.file_pos = 0; - current_file.in_use = 1; - - entity->info = (uintptr_t) ¤t_file; - - return IO_SUCCESS; -} - -static int32_t memdrv_block_seek(io_entity_t *entity, int32_t mode, - signed long long offset) -{ - if (mode != IO_SEEK_SET) { - return IO_FAIL; - } - - ((file_state_t *) entity->info)->file_pos = offset; - - return IO_SUCCESS; -} - -static int32_t memdrv_block_read(io_entity_t *entity, uintptr_t buffer, - size_t length, size_t *cnt) -{ - file_state_t *fp; - - fp = (file_state_t *) entity->info; - - NOTICE("BL2: dst=0x%lx src=0x%llx len=%ld(0x%lx)\n", - buffer, (unsigned long long)fp->base + - (unsigned long long)fp->file_pos, length, length); - - if (FLASH_MEMORY_SIZE < (fp->file_pos + (signed long long)length)) { - ERROR("BL2: check load image (source address)\n"); - return IO_FAIL; - } - - rcar_dma_exec(buffer, fp->base + (uintptr_t)fp->file_pos, length); - fp->file_pos += (signed long long)length; - *cnt = length; - - return IO_SUCCESS; -} - -static int32_t memdrv_block_close(io_entity_t *entity) -{ - entity->info = 0U; - - memset((void *)¤t_file, 0, sizeof(current_file)); - - return IO_SUCCESS; -} - -static const io_dev_funcs_t memdrv_dev_funcs = { - .type = &device_type_memdrv, - .open = &memdrv_block_open, - .seek = &memdrv_block_seek, - .size = NULL, - .read = &memdrv_block_read, - .write = NULL, - .close = &memdrv_block_close, - .dev_init = NULL, - .dev_close = &memdrv_dev_close, -}; - -static const io_dev_info_t memdrv_dev_info = { - .funcs = &memdrv_dev_funcs, - .info = 0, -}; - -static const io_dev_connector_t memdrv_dev_connector = { - .dev_open = &memdrv_dev_open -}; - -static int32_t memdrv_dev_open(const uintptr_t dev __attribute__ ((unused)), - io_dev_info_t **dev_info) -{ - *dev_info = (io_dev_info_t *) &memdrv_dev_info; - - return IO_SUCCESS; -} - -static int32_t memdrv_dev_close(io_dev_info_t *dev_info) -{ - return IO_SUCCESS; -} - -int32_t rcar_register_io_dev_memdrv(const io_dev_connector_t **dev_con) -{ - int32_t result; - - result = io_register_device(&memdrv_dev_info); - if (result == IO_SUCCESS) { - *dev_con = &memdrv_dev_connector; - } - - return result; -} diff --git a/drivers/renesas/rcar/io/io_memdrv.h b/drivers/renesas/rcar/io/io_memdrv.h deleted file mode 100644 index 90e68123ee..0000000000 --- a/drivers/renesas/rcar/io/io_memdrv.h +++ /dev/null @@ -1,13 +0,0 @@ -/* - * Copyright (c) 2015-2017, Renesas Electronics Corporation. All rights reserved. - * - * SPDX-License-Identifier: BSD-3-Clause - */ - -#ifndef IO_MEMDRV_H -#define IO_MEMDRV_H - -struct io_dev_connector; -int32_t rcar_register_io_dev_memdrv(const io_dev_connector_t **connector); - -#endif /* IO_MEMDRV_H */ diff --git a/drivers/renesas/rcar/io/io_private.h b/drivers/renesas/rcar/io/io_private.h deleted file mode 100644 index 207523a73e..0000000000 --- a/drivers/renesas/rcar/io/io_private.h +++ /dev/null @@ -1,20 +0,0 @@ -/* - * Copyright (c) 2015-2017, Renesas Electronics Corporation. All rights reserved. - * - * SPDX-License-Identifier: BSD-3-Clause - */ - -#ifndef IO_PRIVATE_H -#define IO_PRIVATE_H - -/* - * Return codes reported by 'io_*' APIs - * The value of fail should not overlap with define of the errno. - * The errno is in "include/lib/stdlib/sys/errno.h". - */ -#define IO_SUCCESS (0) -#define IO_FAIL (-0x81) -#define IO_NOT_SUPPORTED (-0x82) -#define IO_RESOURCES_EXHAUSTED (-0x83) - -#endif /* IO_PRIVATE_H */ diff --git a/drivers/renesas/rcar/io/io_rcar.c b/drivers/renesas/rcar/io/io_rcar.c deleted file mode 100644 index c3e8319de4..0000000000 --- a/drivers/renesas/rcar/io/io_rcar.c +++ /dev/null @@ -1,654 +0,0 @@ -/* - * Copyright (c) 2015-2021, Renesas Electronics Corporation. All rights reserved. - * - * SPDX-License-Identifier: BSD-3-Clause - */ - -#include <errno.h> -#include <stdint.h> -#include <string.h> - -#include <arch_helpers.h> -#include <common/bl_common.h> -#include <common/debug.h> -#include <drivers/auth/auth_mod.h> -#include <drivers/io/io_driver.h> -#include <drivers/io/io_storage.h> -#include <lib/mmio.h> -#include <plat/common/platform.h> -#include <tools_share/firmware_image_package.h> -#include <tools_share/uuid.h> - -#include "io_rcar.h" -#include "io_common.h" -#include "io_private.h" -#include <platform_def.h> - -extern int32_t plat_get_drv_source(uint32_t id, uintptr_t *dev, - uintptr_t *image_spec); - -static int32_t rcar_dev_open(const uintptr_t dev_spec __attribute__ ((unused)), - io_dev_info_t **dev_info); -static int32_t rcar_dev_close(io_dev_info_t *dev_info); - -typedef struct { - const int32_t name; - const uint32_t offset; - const uint32_t attr; -} plat_rcar_name_offset_t; - -typedef struct { - /* - * Put position above the struct to allow {0} on static init. - * It is a workaround for a known bug in GCC - * http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53119 - */ - uint32_t position; - uint32_t no_load; - uintptr_t offset; - uint32_t size; - uintptr_t dst; - uintptr_t partition; /* for eMMC */ - /* RCAR_EMMC_PARTITION_BOOT_0 */ - /* RCAR_EMMC_PARTITION_BOOT_1 */ - /* RCAR_EMMC_PARTITION_USER */ -} file_state_t; - -#define RCAR_GET_FLASH_ADR(a, b) ((uint32_t)((0x40000U * (a)) + (b))) -#define RCAR_ATTR_SET_CALCADDR(a) ((a) & 0xF) -#define RCAR_ATTR_SET_ISNOLOAD(a) (((a) & 0x1) << 16U) -#define RCAR_ATTR_SET_CERTOFF(a) (((a) & 0xF) << 8U) -#define RCAR_ATTR_SET_ALL(a, b, c) ((uint32_t)(RCAR_ATTR_SET_CALCADDR(a) |\ - RCAR_ATTR_SET_ISNOLOAD(b) |\ - RCAR_ATTR_SET_CERTOFF(c))) - -#define RCAR_ATTR_GET_CALCADDR(a) ((a) & 0xFU) -#define RCAR_ATTR_GET_ISNOLOAD(a) (((a) >> 16) & 0x1U) -#define RCAR_ATTR_GET_CERTOFF(a) ((uint32_t)(((a) >> 8) & 0xFU)) - -#define RCAR_MAX_BL3X_IMAGE (8U) -#define RCAR_SECTOR6_CERT_OFFSET (0x400U) -#define RCAR_SDRAM_certESS (0x43F00000U) -#define RCAR_CERT_SIZE (0x800U) -#define RCAR_CERT_INFO_SIZE_OFFSET (0x264U) -#define RCAR_CERT_INFO_DST_OFFSET (0x154U) -#define RCAR_CERT_INFO_SIZE_OFFSET1 (0x364U) -#define RCAR_CERT_INFO_DST_OFFSET1 (0x1D4U) -#define RCAR_CERT_INFO_SIZE_OFFSET2 (0x464U) -#define RCAR_CERT_INFO_DST_OFFSET2 (0x254U) -#define RCAR_CERT_LOAD (1U) - -#define RCAR_FLASH_CERT_HEADER RCAR_GET_FLASH_ADR(6U, 0U) -#define RCAR_EMMC_CERT_HEADER (0x00030000U) - -#define RCAR_COUNT_LOAD_BL33 (2U) -#define RCAR_COUNT_LOAD_BL33X (3U) - -static const plat_rcar_name_offset_t name_offset[] = { - {BL31_IMAGE_ID, 0U, RCAR_ATTR_SET_ALL(0, 0, 0)}, - - /* BL3-2 is optional in the platform */ - {BL32_IMAGE_ID, 0U, RCAR_ATTR_SET_ALL(1, 0, 1)}, - {BL33_IMAGE_ID, 0U, RCAR_ATTR_SET_ALL(2, 0, 2)}, - {BL332_IMAGE_ID, 0U, RCAR_ATTR_SET_ALL(3, 0, 3)}, - {BL333_IMAGE_ID, 0U, RCAR_ATTR_SET_ALL(4, 0, 4)}, - {BL334_IMAGE_ID, 0U, RCAR_ATTR_SET_ALL(5, 0, 5)}, - {BL335_IMAGE_ID, 0U, RCAR_ATTR_SET_ALL(6, 0, 6)}, - {BL336_IMAGE_ID, 0U, RCAR_ATTR_SET_ALL(7, 0, 7)}, - {BL337_IMAGE_ID, 0U, RCAR_ATTR_SET_ALL(8, 0, 8)}, - {BL338_IMAGE_ID, 0U, RCAR_ATTR_SET_ALL(9, 0, 9)}, -}; - -#if TRUSTED_BOARD_BOOT -static const plat_rcar_name_offset_t cert_offset[] = { - /* Certificates */ - {TRUSTED_KEY_CERT_ID, 0U, RCAR_ATTR_SET_ALL(0, 1, 0)}, - {SOC_FW_KEY_CERT_ID, 0U, RCAR_ATTR_SET_ALL(0, 1, 0)}, - {TRUSTED_OS_FW_KEY_CERT_ID, 0U, RCAR_ATTR_SET_ALL(0, 1, 0)}, - {NON_TRUSTED_FW_KEY_CERT_ID, 0U, RCAR_ATTR_SET_ALL(0, 1, 0)}, - {SOC_FW_CONTENT_CERT_ID, 0U, RCAR_ATTR_SET_ALL(0, 1, 0)}, - {TRUSTED_OS_FW_CONTENT_CERT_ID, 0U, RCAR_ATTR_SET_ALL(0, 1, 1)}, - {NON_TRUSTED_FW_CONTENT_CERT_ID, 0U, RCAR_ATTR_SET_ALL(0, 1, 2)}, - {BL332_CERT_ID, 0U, RCAR_ATTR_SET_ALL(0, 1, 3)}, - {BL333_CERT_ID, 0U, RCAR_ATTR_SET_ALL(0, 1, 4)}, - {BL334_CERT_ID, 0U, RCAR_ATTR_SET_ALL(0, 1, 5)}, - {BL335_CERT_ID, 0U, RCAR_ATTR_SET_ALL(0, 1, 6)}, - {BL336_CERT_ID, 0U, RCAR_ATTR_SET_ALL(0, 1, 7)}, - {BL337_CERT_ID, 0U, RCAR_ATTR_SET_ALL(0, 1, 8)}, - {BL338_CERT_ID, 0U, RCAR_ATTR_SET_ALL(0, 1, 9)}, -}; -#endif /* TRUSTED_BOARD_BOOT */ - -static file_state_t current_file = { 0 }; - -static uintptr_t rcar_handle, rcar_spec; -static uint64_t rcar_image_header[RCAR_MAX_BL3X_IMAGE + 2U] = { 0U }; -static uint64_t rcar_image_header_prttn[RCAR_MAX_BL3X_IMAGE + 2U] = { 0U }; -static uint64_t rcar_image_number = { 0U }; -static uint32_t rcar_cert_load = { 0U }; - -static io_type_t device_type_rcar(void) -{ - return IO_TYPE_FIRMWARE_IMAGE_PACKAGE; -} - -int32_t rcar_get_certificate(const int32_t name, uint32_t *cert) -{ -#if TRUSTED_BOARD_BOOT - int32_t i; - - for (i = 0; i < ARRAY_SIZE(cert_offset); i++) { - if (name != cert_offset[i].name) { - continue; - } - - *cert = RCAR_CERT_SIZE; - *cert *= RCAR_ATTR_GET_CERTOFF(cert_offset[i].attr); - *cert += RCAR_SDRAM_certESS; - return 0; - } -#endif - return -EINVAL; -} - -static int32_t file_to_offset(const int32_t name, uintptr_t *offset, - uint32_t *cert, uint32_t *no_load, - uintptr_t *partition) -{ - uint32_t addr; - int32_t i; - - for (i = 0; i < ARRAY_SIZE(name_offset); i++) { - if (name != name_offset[i].name) { - continue; - } - - addr = RCAR_ATTR_GET_CALCADDR(name_offset[i].attr); - if (rcar_image_number + 2U < addr) { - continue; - } - - *offset = rcar_image_header[addr]; - *cert = RCAR_CERT_SIZE; - *cert *= RCAR_ATTR_GET_CERTOFF(name_offset[i].attr); - *cert += RCAR_SDRAM_certESS; - *no_load = RCAR_ATTR_GET_ISNOLOAD(name_offset[i].attr); - *partition = rcar_image_header_prttn[addr]; - return IO_SUCCESS; - } - -#if TRUSTED_BOARD_BOOT - for (i = 0; i < ARRAY_SIZE(cert_offset); i++) { - if (name != cert_offset[i].name) { - continue; - } - - *no_load = RCAR_ATTR_GET_ISNOLOAD(cert_offset[i].attr); - *partition = 0U; - *offset = 0U; - *cert = 0U; - return IO_SUCCESS; - } -#endif - return -EINVAL; -} - -#define RCAR_BOOT_KEY_CERT_NEW (0xE6300F00U) -#define RCAR_CERT_MAGIC_NUM (0xE291F358U) - -void rcar_read_certificate(uint64_t cert, uint32_t *len, uintptr_t *dst) -{ - uint32_t seed, val, info_1, info_2; - uintptr_t size, dsth, dstl; - - cert &= 0xFFFFFFFFU; - - seed = mmio_read_32(RCAR_BOOT_KEY_CERT_NEW); - val = mmio_read_32(RCAR_BOOT_KEY_CERT_NEW + 0xC); - info_1 = (val >> 18) & 0x3U; - val = mmio_read_32(cert + 0xC); - info_2 = (val >> 21) & 0x3; - - if (seed == RCAR_CERT_MAGIC_NUM) { - if (info_1 != 1) { - ERROR("BL2: Cert is invalid.\n"); - *dst = 0; - *len = 0; - return; - } - - if (info_2 > 2) { - ERROR("BL2: Cert is invalid.\n"); - *dst = 0; - *len = 0; - return; - } - - switch (info_2) { - case 2: - size = cert + RCAR_CERT_INFO_SIZE_OFFSET2; - dstl = cert + RCAR_CERT_INFO_DST_OFFSET2; - break; - case 1: - size = cert + RCAR_CERT_INFO_SIZE_OFFSET1; - dstl = cert + RCAR_CERT_INFO_DST_OFFSET1; - break; - case 0: - size = cert + RCAR_CERT_INFO_SIZE_OFFSET; - dstl = cert + RCAR_CERT_INFO_DST_OFFSET; - break; - } - - *len = mmio_read_32(size) * 4U; - dsth = dstl + 4U; - *dst = ((uintptr_t) mmio_read_32(dsth) << 32) + - ((uintptr_t) mmio_read_32(dstl)); - return; - } - - size = cert + RCAR_CERT_INFO_SIZE_OFFSET; - *len = mmio_read_32(size) * 4U; - dstl = cert + RCAR_CERT_INFO_DST_OFFSET; - dsth = dstl + 4U; - *dst = ((uintptr_t) mmio_read_32(dsth) << 32) + - ((uintptr_t) mmio_read_32(dstl)); -} - -static int32_t check_load_area(uintptr_t dst, uintptr_t len) -{ - uint32_t legacy = dst + len <= UINT32_MAX - 1 ? 1 : 0; - uintptr_t dram_start, dram_end; - uintptr_t prot_start, prot_end; - int32_t result = IO_SUCCESS; - - dram_start = legacy ? DRAM1_BASE : DRAM_40BIT_BASE; - - dram_end = legacy ? DRAM1_BASE + DRAM1_SIZE : - DRAM_40BIT_BASE + DRAM_40BIT_SIZE; - - prot_start = legacy ? DRAM_PROTECTED_BASE : DRAM_40BIT_PROTECTED_BASE; - - prot_end = prot_start + DRAM_PROTECTED_SIZE; - - if (dst < dram_start || dst > dram_end - len) { - ERROR("BL2: dst address is on the protected area.\n"); - result = IO_FAIL; - goto done; - } - - /* load image is within SDRAM protected area */ - if (dst >= prot_start && dst < prot_end) { - ERROR("BL2: dst address is on the protected area.\n"); - result = IO_FAIL; - } - - if (dst < prot_start && dst > prot_start - len) { - ERROR("BL2: loaded data is on the protected area.\n"); - result = IO_FAIL; - } -done: - if (result == IO_FAIL) { - ERROR("BL2: Out of range : dst=0x%lx len=0x%lx\n", dst, len); - } - - return result; -} - -static int32_t load_bl33x(void) -{ - static int32_t loaded = IO_NOT_SUPPORTED; - uintptr_t dst, partition, handle; - uint32_t noload, cert, len, i; - uintptr_t offset; - int32_t rc; - size_t cnt; - const int32_t img[] = { - BL33_IMAGE_ID, - BL332_IMAGE_ID, - BL333_IMAGE_ID, - BL334_IMAGE_ID, - BL335_IMAGE_ID, - BL336_IMAGE_ID, - BL337_IMAGE_ID, - BL338_IMAGE_ID - }; - - if (loaded != IO_NOT_SUPPORTED) { - return loaded; - } - - for (i = 1; i < rcar_image_number; i++) { - rc = file_to_offset(img[i], &offset, &cert, &noload, - &partition); - if (rc != IO_SUCCESS) { - WARN("%s: failed to get offset\n", __func__); - loaded = IO_FAIL; - return loaded; - } - - rcar_read_certificate((uint64_t) cert, &len, &dst); - ((io_drv_spec_t *) rcar_spec)->partition = partition; - - rc = io_open(rcar_handle, rcar_spec, &handle); - if (rc != IO_SUCCESS) { - WARN("%s: Failed to open FIP (%i)\n", __func__, rc); - loaded = IO_FAIL; - return loaded; - } - - rc = io_seek(handle, IO_SEEK_SET, offset); - if (rc != IO_SUCCESS) { - WARN("%s: failed to seek\n", __func__); - loaded = IO_FAIL; - return loaded; - } - - rc = check_load_area(dst, len); - if (rc != IO_SUCCESS) { - WARN("%s: check load area\n", __func__); - loaded = IO_FAIL; - return loaded; - } - - rc = io_read(handle, dst, len, &cnt); - if (rc != IO_SUCCESS) { - WARN("%s: failed to read\n", __func__); - loaded = IO_FAIL; - return loaded; - } -#if TRUSTED_BOARD_BOOT - rc = auth_mod_verify_img(img[i], (void *)dst, len); - if (rc != 0) { - memset((void *)dst, 0x00, len); - loaded = IO_FAIL; - return loaded; - } -#endif - io_close(handle); - } - - loaded = IO_SUCCESS; - - return loaded; -} - -static int32_t rcar_dev_init(io_dev_info_t *dev_info, const uintptr_t name) -{ - uint64_t header[64] __aligned(FLASH_TRANS_SIZE_UNIT) = {0UL}; - uintptr_t handle; - ssize_t offset; - uint32_t i; - int32_t rc; - size_t cnt; - - /* Obtain a reference to the image by querying the platform layer */ - rc = plat_get_drv_source(name, &rcar_handle, &rcar_spec); - if (rc != IO_SUCCESS) { - WARN("Failed to obtain reference to img %ld (%i)\n", name, rc); - return IO_FAIL; - } - - if (rcar_cert_load == RCAR_CERT_LOAD) { - return IO_SUCCESS; - } - - rc = io_open(rcar_handle, rcar_spec, &handle); - if (rc != IO_SUCCESS) { - WARN("Failed to access img %ld (%i)\n", name, rc); - return IO_FAIL; - } - - /* - * get start address list - * [0] address num - * [1] BL33-1 image address - * [2] BL33-2 image address - * [3] BL33-3 image address - * [4] BL33-4 image address - * [5] BL33-5 image address - * [6] BL33-6 image address - * [7] BL33-7 image address - * [8] BL33-8 image address - */ - offset = name == EMMC_DEV_ID ? RCAR_EMMC_CERT_HEADER : - RCAR_FLASH_CERT_HEADER; - rc = io_seek(handle, IO_SEEK_SET, offset); - if (rc != IO_SUCCESS) { - WARN("Firmware Image Package header failed to seek\n"); - goto error; - } -#if RCAR_BL2_DCACHE == 1 - inv_dcache_range((uint64_t) header, sizeof(header)); -#endif - rc = io_read(handle, (uintptr_t) &header, sizeof(header), &cnt); - if (rc != IO_SUCCESS) { - WARN("Firmware Image Package header failed to read\n"); - goto error; - } - - rcar_image_number = header[0]; - for (i = 0; i < rcar_image_number + 2; i++) { - rcar_image_header[i] = header[i * 2 + 1]; - rcar_image_header_prttn[i] = header[i * 2 + 2]; - } - - if (rcar_image_number == 0 || rcar_image_number > RCAR_MAX_BL3X_IMAGE) { - WARN("Firmware Image Package header check failed.\n"); - goto error; - } - - rc = io_seek(handle, IO_SEEK_SET, offset + RCAR_SECTOR6_CERT_OFFSET); - if (rc != IO_SUCCESS) { - WARN("Firmware Image Package header failed to seek cert\n"); - goto error; - } -#if RCAR_BL2_DCACHE == 1 - inv_dcache_range(RCAR_SDRAM_certESS, - RCAR_CERT_SIZE * (2 + rcar_image_number)); -#endif - rc = io_read(handle, RCAR_SDRAM_certESS, - RCAR_CERT_SIZE * (2 + rcar_image_number), &cnt); - if (rc != IO_SUCCESS) { - WARN("cert file read error.\n"); - goto error; - } - - rcar_cert_load = RCAR_CERT_LOAD; -error: - - if (rc != IO_SUCCESS) { - rc = IO_FAIL; - } - - io_close(handle); - - return rc; - -} - -static int32_t rcar_file_open(io_dev_info_t *info, const uintptr_t file_spec, - io_entity_t *entity) -{ - const io_drv_spec_t *spec = (io_drv_spec_t *) file_spec; - uintptr_t partition, offset, dst; - uint32_t noload, cert, len; - int32_t rc; - - /* - * Only one file open at a time. We need to track state (ie, file - * cursor position). Since the header lives at offset zero, this entry - * should never be zero in an active file. - * Once the system supports dynamic memory allocation we will allow more - * than one open file at a time. - */ - if (current_file.offset != 0U) { - WARN("%s: Only one open file at a time.\n", __func__); - return IO_RESOURCES_EXHAUSTED; - } - - rc = file_to_offset(spec->offset, &offset, &cert, &noload, &partition); - if (rc != IO_SUCCESS) { - WARN("Failed to open file name %ld (%i)\n", spec->offset, rc); - return IO_FAIL; - } - - if (noload != 0U) { - current_file.offset = 1; - current_file.dst = 0; - current_file.size = 1; - current_file.position = 0; - current_file.no_load = noload; - current_file.partition = 0; - entity->info = (uintptr_t) ¤t_file; - - return IO_SUCCESS; - } - - rcar_read_certificate((uint64_t) cert, &len, &dst); - - /* Baylibre: HACK */ - if (spec->offset == BL31_IMAGE_ID && len < RCAR_TRUSTED_SRAM_SIZE) { - WARN("%s,%s\n", "r-car ignoring the BL31 size from certificate", - "using RCAR_TRUSTED_SRAM_SIZE instead"); - len = RCAR_TRUSTED_SRAM_SIZE; - } - - current_file.partition = partition; - current_file.no_load = noload; - current_file.offset = offset; - current_file.position = 0; - current_file.size = len; - current_file.dst = dst; - entity->info = (uintptr_t) ¤t_file; - - return IO_SUCCESS; -} - -static int32_t rcar_file_len(io_entity_t *entity, size_t *length) -{ - *length = ((file_state_t *) entity->info)->size; - - NOTICE("%s: len: 0x%08lx\n", __func__, *length); - - return IO_SUCCESS; -} - -static int32_t rcar_file_read(io_entity_t *entity, uintptr_t buffer, - size_t length, size_t *cnt) -{ - file_state_t *fp = (file_state_t *) entity->info; - ssize_t offset = fp->offset + fp->position; - uintptr_t handle; - int32_t rc; - -#ifdef SPD_NONE - static uint32_t load_bl33x_counter = 1; -#else - static uint32_t load_bl33x_counter; -#endif - if (current_file.no_load != 0U) { - *cnt = length; - return IO_SUCCESS; - } - - ((io_drv_spec_t *) rcar_spec)->partition = fp->partition; - - rc = io_open(rcar_handle, rcar_spec, &handle); - if (rc != IO_SUCCESS) { - WARN("Failed to open FIP (%i)\n", rc); - return IO_FAIL; - } - - rc = io_seek(handle, IO_SEEK_SET, offset); - if (rc != IO_SUCCESS) { - WARN("%s: failed to seek\n", __func__); - goto error; - } - - if (load_bl33x_counter == RCAR_COUNT_LOAD_BL33) { - rc = check_load_area(buffer, length); - if (rc != IO_SUCCESS) { - WARN("%s: load area err\n", __func__); - goto error; - } - } - - rc = io_read(handle, buffer, length, cnt); - if (rc != IO_SUCCESS) { - WARN("Failed to read payload (%i)\n", rc); - goto error; - } - - fp->position += *cnt; - io_close(handle); - - load_bl33x_counter += 1; - if (load_bl33x_counter == RCAR_COUNT_LOAD_BL33X) { - return load_bl33x(); - } - - return IO_SUCCESS; -error: - io_close(handle); - return IO_FAIL; -} - -static int32_t rcar_file_close(io_entity_t *entity) -{ - if (current_file.offset != 0U) { - memset(¤t_file, 0, sizeof(current_file)); - } - - entity->info = 0U; - - return IO_SUCCESS; -} - -static const io_dev_funcs_t rcar_dev_funcs = { - .type = &device_type_rcar, - .open = &rcar_file_open, - .seek = NULL, - .size = &rcar_file_len, - .read = &rcar_file_read, - .write = NULL, - .close = &rcar_file_close, - .dev_init = &rcar_dev_init, - .dev_close = &rcar_dev_close, -}; - -static const io_dev_info_t rcar_dev_info = { - .funcs = &rcar_dev_funcs, - .info = (uintptr_t) 0 -}; - -static const io_dev_connector_t rcar_dev_connector = { - .dev_open = &rcar_dev_open -}; - -static int32_t rcar_dev_open(const uintptr_t dev_spec __attribute__ ((unused)), - io_dev_info_t **dev_info) -{ - *dev_info = (io_dev_info_t *) &rcar_dev_info; - - return IO_SUCCESS; -} - -static int32_t rcar_dev_close(io_dev_info_t *dev_info) -{ - rcar_handle = 0; - rcar_spec = 0; - - return IO_SUCCESS; -} - -int32_t rcar_register_io_dev(const io_dev_connector_t **dev_con) -{ - int32_t result; - - result = io_register_device(&rcar_dev_info); - if (result == IO_SUCCESS) { - *dev_con = &rcar_dev_connector; - } - - return result; -} diff --git a/drivers/renesas/rcar/io/io_rcar.h b/drivers/renesas/rcar/io/io_rcar.h deleted file mode 100644 index c26a617678..0000000000 --- a/drivers/renesas/rcar/io/io_rcar.h +++ /dev/null @@ -1,14 +0,0 @@ -/* - * Copyright (c) 2015-2017, Renesas Electronics Corporation. All rights reserved. - * - * SPDX-License-Identifier: BSD-3-Clause - */ - -#ifndef IO_RCAR_H -#define IO_RCAR_H - -int32_t rcar_register_io_dev(const io_dev_connector_t **dev_con); -int32_t rcar_get_certificate(const int32_t name, uint32_t *cert); -void rcar_read_certificate(uint64_t cert, uint32_t *size, uintptr_t *dest); - -#endif /* IO_RCAR_H */ |