diff options
Diffstat (limited to 'drivers/renesas/rcar/io/io_emmcdrv.c')
| -rw-r--r-- | drivers/renesas/rcar/io/io_emmcdrv.c | 173 |
1 files changed, 0 insertions, 173 deletions
diff --git a/drivers/renesas/rcar/io/io_emmcdrv.c b/drivers/renesas/rcar/io/io_emmcdrv.c deleted file mode 100644 index 84240d260..000000000 --- a/drivers/renesas/rcar/io/io_emmcdrv.c +++ /dev/null @@ -1,173 +0,0 @@ -/* - * Copyright (c) 2015-2019, 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_emmcdrv.h" -#include "io_private.h" -#include "emmc_config.h" -#include "emmc_hal.h" -#include "emmc_std.h" -#include "emmc_def.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 ((PARTITION_ID_BOOT_1 == emmcdrv_bootpartition) || - (PARTITION_ID_BOOT_2 == emmcdrv_bootpartition)) { - current_file.partition = emmcdrv_bootpartition; - - NOTICE("BL2: eMMC boot from partition %d\n", - emmcdrv_bootpartition); - goto done; - } - return IO_FAIL; - } - - if ((PARTITION_ID_USER == block_spec->partition) || - (PARTITION_ID_BOOT_1 == block_spec->partition) || - (PARTITION_ID_BOOT_2 == block_spec->partition)) - 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; -} |