diff options
Diffstat (limited to 'drivers/staging/westbridge/astoria/api/src/cyasstorage.c')
| -rw-r--r-- | drivers/staging/westbridge/astoria/api/src/cyasstorage.c | 4125 |
1 files changed, 0 insertions, 4125 deletions
diff --git a/drivers/staging/westbridge/astoria/api/src/cyasstorage.c b/drivers/staging/westbridge/astoria/api/src/cyasstorage.c deleted file mode 100644 index 7abd6a35e828..000000000000 --- a/drivers/staging/westbridge/astoria/api/src/cyasstorage.c +++ /dev/null @@ -1,4125 +0,0 @@ -/* Cypress West Bridge API source file (cyasstorage.c) -## =========================== -## Copyright (C) 2010 Cypress Semiconductor -## -## This program is free software; you can redistribute it and/or -## modify it under the terms of the GNU General Public License -## as published by the Free Software Foundation; either version 2 -## of the License, or (at your option) any later version. -## -## This program is distributed in the hope that it will be useful, -## but WITHOUT ANY WARRANTY; without even the implied warranty of -## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -## GNU General Public License for more details. -## -## You should have received a copy of the GNU General Public License -## along with this program; if not, write to the Free Software -## Foundation, Inc., 51 Franklin Street, Fifth Floor -## Boston, MA 02110-1301, USA. -## =========================== -*/ - -/* -* Storage Design -* -* The storage module is fairly straight forward once the -* DMA and LOWLEVEL modules have been designed. The -* storage module simple takes requests from the user, queues -* the associated DMA requests for action, and then sends -* the low level requests to the West Bridge firmware. -* -*/ - -#include "../../include/linux/westbridge/cyashal.h" -#include "../../include/linux/westbridge/cyasstorage.h" -#include "../../include/linux/westbridge/cyaserr.h" -#include "../../include/linux/westbridge/cyasdevice.h" -#include "../../include/linux/westbridge/cyaslowlevel.h" -#include "../../include/linux/westbridge/cyasdma.h" -#include "../../include/linux/westbridge/cyasregs.h" - -/* Map a pre-V1.2 media type to the V1.2+ bus number */ -cy_as_return_status_t -cy_an_map_bus_from_media_type(cy_as_device *dev_p, - cy_as_media_type type, cy_as_bus_number_t *bus) -{ - cy_as_return_status_t ret = CY_AS_ERROR_SUCCESS; - uint8_t code = (uint8_t)(1 << type); - if (!dev_p || (dev_p->sig != CY_AS_DEVICE_HANDLE_SIGNATURE)) - return CY_AS_ERROR_INVALID_HANDLE; - - if (!cy_as_device_is_configured(dev_p)) - return CY_AS_ERROR_NOT_CONFIGURED; - - if (!cy_as_device_is_firmware_loaded(dev_p)) - return CY_AS_ERROR_NO_FIRMWARE; - - - if (dev_p->media_supported[0] & code) { - if (dev_p->media_supported[1] & code) { - /* - * this media type could be supported on multiple - * buses. so, report an address resolution error. - */ - ret = CY_AS_ERROR_ADDRESS_RESOLUTION_ERROR; - } else - *bus = 0; - } else { - if (dev_p->media_supported[1] & code) - *bus = 1; - else - ret = CY_AS_ERROR_NO_SUCH_MEDIA; - } - - return ret; -} - -static uint16_t -create_address(cy_as_bus_number_t bus, uint32_t device, uint8_t unit) -{ - cy_as_hal_assert(bus >= 0 && bus < CY_AS_MAX_BUSES); - cy_as_hal_assert(device < 16); - - return (uint16_t)(((uint8_t)bus << 12) | (device << 8) | unit); -} - -cy_as_media_type -cy_as_storage_get_media_from_address(uint16_t v) -{ - cy_as_media_type media = cy_as_media_max_media_value; - - switch (v & 0xFF) { - case 0x00: - break; - case 0x01: - media = cy_as_media_nand; - break; - case 0x02: - media = cy_as_media_sd_flash; - break; - case 0x04: - media = cy_as_media_mmc_flash; - break; - case 0x08: - media = cy_as_media_ce_ata; - break; - case 0x10: - media = cy_as_media_sdio; - break; - default: - cy_as_hal_assert(0); - break; - } - - return media; -} - -cy_as_bus_number_t -cy_as_storage_get_bus_from_address(uint16_t v) -{ - cy_as_bus_number_t bus = (cy_as_bus_number_t)((v >> 12) & 0x0f); - cy_as_hal_assert(bus >= 0 && bus < CY_AS_MAX_BUSES); - return bus; -} - -uint32_t -cy_as_storage_get_device_from_address(uint16_t v) -{ - return (uint32_t)((v >> 8) & 0x0f); -} - -static uint8_t -get_unit_from_address(uint16_t v) -{ - return (uint8_t)(v & 0xff); -} - -static cy_as_return_status_t -cy_as_map_bad_addr(uint16_t val) -{ - cy_as_return_status_t ret = CY_AS_ERROR_INVALID_RESPONSE; - - switch (val) { - case 0: - ret = CY_AS_ERROR_NO_SUCH_BUS; - break; - case 1: - ret = CY_AS_ERROR_NO_SUCH_DEVICE; - break; - case 2: - ret = CY_AS_ERROR_NO_SUCH_UNIT; - break; - case 3: - ret = CY_AS_ERROR_INVALID_BLOCK; - break; - } - - return ret; -} - -static void -my_storage_request_callback(cy_as_device *dev_p, - uint8_t context, - cy_as_ll_request_response *req_p, - cy_as_ll_request_response *resp_p, - cy_as_return_status_t ret) -{ - uint16_t val; - uint16_t addr; - cy_as_bus_number_t bus; - uint32_t device; - cy_as_device_handle h = (cy_as_device_handle)dev_p; - cy_as_dma_end_point *ep_p = NULL; - - (void)resp_p; - (void)context; - (void)ret; - - switch (cy_as_ll_request_response__get_code(req_p)) { - case CY_RQT_MEDIA_CHANGED: - cy_as_ll_send_status_response(dev_p, - CY_RQT_STORAGE_RQT_CONTEXT, CY_AS_ERROR_SUCCESS, 0); - - /* Media has either been inserted or removed */ - addr = cy_as_ll_request_response__get_word(req_p, 0); - - bus = cy_as_storage_get_bus_from_address(addr); - device = cy_as_storage_get_device_from_address(addr); - - /* Clear the entry for this device to force re-query later */ - cy_as_hal_mem_set(&(dev_p->storage_device_info[bus][device]), 0, - sizeof(dev_p->storage_device_info[bus][device])); - - val = cy_as_ll_request_response__get_word(req_p, 1); - if (dev_p->storage_event_cb_ms) { - if (val == 1) - dev_p->storage_event_cb_ms(h, bus, - device, cy_as_storage_removed, 0); - else - dev_p->storage_event_cb_ms(h, bus, - device, cy_as_storage_inserted, 0); - } else if (dev_p->storage_event_cb) { - if (val == 1) - dev_p->storage_event_cb(h, bus, - cy_as_storage_removed, 0); - else - dev_p->storage_event_cb(h, bus, - cy_as_storage_inserted, 0); - } - - break; - - case CY_RQT_ANTIOCH_CLAIM: - cy_as_ll_send_status_response(dev_p, - CY_RQT_STORAGE_RQT_CONTEXT, CY_AS_ERROR_SUCCESS, 0); - if (dev_p->storage_event_cb || dev_p->storage_event_cb_ms) { - val = cy_as_ll_request_response__get_word(req_p, 0); - if (dev_p->storage_event_cb_ms) { - if (val & 0x0100) - dev_p->storage_event_cb_ms(h, 0, 0, - cy_as_storage_antioch, 0); - if (val & 0x0200) - dev_p->storage_event_cb_ms(h, 1, 0, - cy_as_storage_antioch, 0); - } else { - if (val & 0x01) - dev_p->storage_event_cb(h, - cy_as_media_nand, - cy_as_storage_antioch, 0); - if (val & 0x02) - dev_p->storage_event_cb(h, - cy_as_media_sd_flash, - cy_as_storage_antioch, 0); - if (val & 0x04) - dev_p->storage_event_cb(h, - cy_as_media_mmc_flash, - cy_as_storage_antioch, 0); - if (val & 0x08) - dev_p->storage_event_cb(h, - cy_as_media_ce_ata, - cy_as_storage_antioch, 0); - } - } - break; - - case CY_RQT_ANTIOCH_RELEASE: - cy_as_ll_send_status_response(dev_p, - CY_RQT_STORAGE_RQT_CONTEXT, CY_AS_ERROR_SUCCESS, 0); - val = cy_as_ll_request_response__get_word(req_p, 0); - if (dev_p->storage_event_cb_ms) { - if (val & 0x0100) - dev_p->storage_event_cb_ms(h, 0, 0, - cy_as_storage_processor, 0); - if (val & 0x0200) - dev_p->storage_event_cb_ms(h, 1, 0, - cy_as_storage_processor, 0); - } else if (dev_p->storage_event_cb) { - if (val & 0x01) - dev_p->storage_event_cb(h, - cy_as_media_nand, - cy_as_storage_processor, 0); - if (val & 0x02) - dev_p->storage_event_cb(h, - cy_as_media_sd_flash, - cy_as_storage_processor, 0); - if (val & 0x04) - dev_p->storage_event_cb(h, - cy_as_media_mmc_flash, - cy_as_storage_processor, 0); - if (val & 0x08) - dev_p->storage_event_cb(h, - cy_as_media_ce_ata, - cy_as_storage_processor, 0); - } - break; - - - case CY_RQT_SDIO_INTR: - cy_as_ll_send_status_response(dev_p, - CY_RQT_STORAGE_RQT_CONTEXT, CY_AS_ERROR_SUCCESS, 0); - val = cy_as_ll_request_response__get_word(req_p, 0); - if (dev_p->storage_event_cb_ms) { - if (val & 0x0100) - dev_p->storage_event_cb_ms(h, 1, 0, - cy_as_sdio_interrupt, 0); - else - dev_p->storage_event_cb_ms(h, 0, 0, - cy_as_sdio_interrupt, 0); - - } else if (dev_p->storage_event_cb) { - dev_p->storage_event_cb(h, - cy_as_media_sdio, cy_as_sdio_interrupt, 0); - } - break; - - case CY_RQT_P2S_DMA_START: - /* Do the DMA setup for the waiting operation. */ - cy_as_ll_send_status_response(dev_p, - CY_RQT_STORAGE_RQT_CONTEXT, CY_AS_ERROR_SUCCESS, 0); - cy_as_device_set_p2s_dma_start_recvd(dev_p); - if (dev_p->storage_oper == cy_as_op_read) { - ep_p = CY_AS_NUM_EP(dev_p, CY_AS_P2S_READ_ENDPOINT); - cy_as_dma_end_point_set_stopped(ep_p); - cy_as_dma_kick_start(dev_p, CY_AS_P2S_READ_ENDPOINT); - } else { - ep_p = CY_AS_NUM_EP(dev_p, CY_AS_P2S_WRITE_ENDPOINT); - cy_as_dma_end_point_set_stopped(ep_p); - cy_as_dma_kick_start(dev_p, CY_AS_P2S_WRITE_ENDPOINT); - } - break; - - default: - cy_as_hal_print_message("invalid request received " - "on storage context\n"); - val = req_p->box0; - cy_as_ll_send_data_response(dev_p, CY_RQT_STORAGE_RQT_CONTEXT, - CY_RESP_INVALID_REQUEST, sizeof(val), &val); - break; - } -} - -static cy_as_return_status_t -is_storage_active(cy_as_device *dev_p) -{ - if (!cy_as_device_is_configured(dev_p)) - return CY_AS_ERROR_NOT_CONFIGURED; - - if (!cy_as_device_is_firmware_loaded(dev_p)) - return CY_AS_ERROR_NO_FIRMWARE; - - if (dev_p->storage_count == 0) - return CY_AS_ERROR_NOT_RUNNING; - - if (cy_as_device_is_in_suspend_mode(dev_p)) - return CY_AS_ERROR_IN_SUSPEND; - - return CY_AS_ERROR_SUCCESS; -} - -static void -cy_as_storage_func_callback(cy_as_device *dev_p, - uint8_t context, - cy_as_ll_request_response *rqt, - cy_as_ll_request_response *resp, - cy_as_return_status_t ret); - -static cy_as_return_status_t -my_handle_response_no_data(cy_as_device *dev_p, - cy_as_ll_request_response *req_p, - cy_as_ll_request_response *reply_p) -{ - cy_as_return_status_t ret = CY_AS_ERROR_SUCCESS; - - if (cy_as_ll_request_response__get_code(reply_p) != - CY_RESP_SUCCESS_FAILURE) { - ret = CY_AS_ERROR_INVALID_RESPONSE; - goto destroy; - } - - ret = cy_as_ll_request_response__get_word(reply_p, 0); - -destroy: - cy_as_ll_destroy_request(dev_p, req_p); - cy_as_ll_destroy_response(dev_p, reply_p); - - return ret; -} - -static cy_as_return_status_t -my_handle_response_storage_start(cy_as_device *dev_p, - cy_as_ll_request_response *req_p, - cy_as_ll_request_response *reply_p, - cy_as_return_status_t ret) -{ - if (ret != CY_AS_ERROR_SUCCESS) - goto destroy; - - if (cy_as_ll_request_response__get_code(reply_p) != - CY_RESP_SUCCESS_FAILURE) { - ret = CY_AS_ERROR_INVALID_RESPONSE; - goto destroy; - } - - ret = cy_as_ll_request_response__get_word(reply_p, 0); - if (dev_p->storage_count > 0 && ret == - CY_AS_ERROR_ALREADY_RUNNING) - ret = CY_AS_ERROR_SUCCESS; - - ret = cy_as_dma_enable_end_point(dev_p, - CY_AS_P2S_WRITE_ENDPOINT, cy_true, cy_as_direction_in); - if (ret != CY_AS_ERROR_SUCCESS) - goto destroy; - - ret = cy_as_dma_set_max_dma_size(dev_p, - CY_AS_P2S_WRITE_ENDPOINT, CY_AS_STORAGE_EP_SIZE); - if (ret != CY_AS_ERROR_SUCCESS) - goto destroy; - - ret = cy_as_dma_enable_end_point(dev_p, - CY_AS_P2S_READ_ENDPOINT, cy_true, cy_as_direction_out); - if (ret != CY_AS_ERROR_SUCCESS) - goto destroy; - - ret = cy_as_dma_set_max_dma_size(dev_p, - CY_AS_P2S_READ_ENDPOINT, CY_AS_STORAGE_EP_SIZE); - if (ret != CY_AS_ERROR_SUCCESS) - goto destroy; - - cy_as_ll_register_request_callback(dev_p, - CY_RQT_STORAGE_RQT_CONTEXT, my_storage_request_callback); - - /* Create the request/response used for storage reads and writes. */ - dev_p->storage_rw_req_p = cy_as_ll_create_request(dev_p, - 0, CY_RQT_STORAGE_RQT_CONTEXT, 5); - if (dev_p->storage_rw_req_p == 0) { - ret = CY_AS_ERROR_OUT_OF_MEMORY; - goto destroy; - } - - dev_p->storage_rw_resp_p = cy_as_ll_create_response(dev_p, 5); - if (dev_p->storage_rw_resp_p == 0) { - cy_as_ll_destroy_request(dev_p, dev_p->storage_rw_req_p); - ret = CY_AS_ERROR_OUT_OF_MEMORY; - } - -destroy: - cy_as_ll_destroy_request(dev_p, req_p); - cy_as_ll_destroy_response(dev_p, reply_p); - - /* Increment the storage count only if - * the above functionality succeeds.*/ - if (ret == CY_AS_ERROR_SUCCESS) { - if (dev_p->storage_count == 0) { - cy_as_hal_mem_set(dev_p->storage_device_info, - 0, sizeof(dev_p->storage_device_info)); - dev_p->is_storage_only_mode = cy_false; - } - - dev_p->storage_count++; - } - - cy_as_device_clear_s_s_s_pending(dev_p); - - return ret; -} - -cy_as_return_status_t -cy_as_storage_start(cy_as_device_handle handle, - cy_as_function_callback cb, - uint32_t client) -{ - cy_as_ll_request_response *req_p, *reply_p; - cy_as_return_status_t ret = CY_AS_ERROR_SUCCESS; - cy_as_device *dev_p = (cy_as_device *)handle; - - if (!dev_p || (dev_p->sig != CY_AS_DEVICE_HANDLE_SIGNATURE)) - return CY_AS_ERROR_INVALID_HANDLE; - - if (!cy_as_device_is_configured(dev_p)) - return CY_AS_ERROR_NOT_CONFIGURED; - - if (!cy_as_device_is_firmware_loaded(dev_p)) - return CY_AS_ERROR_NO_FIRMWARE; - - if (cy_as_device_is_in_suspend_mode(dev_p)) - return CY_AS_ERROR_IN_SUSPEND; - - if (cy_as_device_is_s_s_s_pending(dev_p)) - return CY_AS_ERROR_STARTSTOP_PENDING; - - cy_as_device_set_s_s_s_pending(dev_p); - - if (dev_p->storage_count == 0) { - /* Create the request to send to the West Bridge device */ - req_p = cy_as_ll_create_request(dev_p, - CY_RQT_START_STORAGE, CY_RQT_STORAGE_RQT_CONTEXT, 1); - if (req_p == 0) { - cy_as_device_clear_s_s_s_pending(dev_p); - return CY_AS_ERROR_OUT_OF_MEMORY; - } - - /* Reserve space for the reply, the reply data - * will not exceed one word */ - reply_p = cy_as_ll_create_response(dev_p, 1); - if (reply_p == 0) { - cy_as_device_clear_s_s_s_pending(dev_p); - cy_as_ll_destroy_request(dev_p, req_p); - return CY_AS_ERROR_OUT_OF_MEMORY; - } - - if (cb == 0) { - ret = cy_as_ll_send_request_wait_reply(dev_p, - req_p, reply_p); - if (ret != CY_AS_ERROR_SUCCESS) - goto destroy; - - return my_handle_response_storage_start(dev_p, - req_p, reply_p, ret); - } else { - ret = cy_as_misc_send_request(dev_p, cb, client, - CY_FUNCT_CB_STOR_START, 0, dev_p->func_cbs_stor, - CY_AS_REQUEST_RESPONSE_EX, req_p, reply_p, - cy_as_storage_func_callback); - - if (ret != CY_AS_ERROR_SUCCESS) - goto destroy; - - /* The request and response are freed as - * part of the FuncCallback */ - return ret; - } - -destroy: - cy_as_ll_destroy_request(dev_p, req_p); - cy_as_ll_destroy_response(dev_p, reply_p); - } else { - dev_p->storage_count++; - if (cb) - cb(handle, ret, client, CY_FUNCT_CB_STOR_START, 0); - } - - cy_as_device_clear_s_s_s_pending(dev_p); - - return ret; -} -EXPORT_SYMBOL(cy_as_storage_start); - -static cy_as_return_status_t -my_handle_response_storage_stop(cy_as_device *dev_p, - cy_as_ll_request_response *req_p, - cy_as_ll_request_response *reply_p, - cy_as_return_status_t ret) -{ - if (ret != CY_AS_ERROR_SUCCESS) - goto destroy; - - if (cy_as_ll_request_response__get_code(reply_p) != - CY_RESP_SUCCESS_FAILURE) { - ret = CY_AS_ERROR_INVALID_RESPONSE; - goto destroy; - } - -destroy: - cy_as_ll_destroy_request(dev_p, req_p); - cy_as_ll_destroy_response(dev_p, reply_p); - - if (ret == CY_AS_ERROR_SUCCESS) { - cy_as_ll_destroy_request(dev_p, dev_p->storage_rw_req_p); - cy_as_ll_destroy_response(dev_p, dev_p->storage_rw_resp_p); - dev_p->storage_count--; - } - - cy_as_device_clear_s_s_s_pending(dev_p); - - return ret; -} -cy_as_return_status_t -cy_as_storage_stop(cy_as_device_handle handle, - cy_as_function_callback cb, - uint32_t client) -{ - cy_as_ll_request_response *req_p , *reply_p; - cy_as_return_status_t ret = CY_AS_ERROR_SUCCESS; - - cy_as_device *dev_p = (cy_as_device *)handle; - - if (!dev_p || (dev_p->sig != CY_AS_DEVICE_HANDLE_SIGNATURE)) - return CY_AS_ERROR_INVALID_HANDLE; - - ret = is_storage_active(dev_p); - if (ret != CY_AS_ERROR_SUCCESS) - return ret; - - if (cy_as_device_is_storage_async_pending(dev_p)) - return CY_AS_ERROR_ASYNC_PENDING; - - if (cy_as_device_is_s_s_s_pending(dev_p)) - return CY_AS_ERROR_STARTSTOP_PENDING; - - cy_as_device_set_s_s_s_pending(dev_p); - - if (dev_p->storage_count == 1) { - - /* Create the request to send to the West Bridge device */ - req_p = cy_as_ll_create_request(dev_p, - CY_RQT_STOP_STORAGE, CY_RQT_STORAGE_RQT_CONTEXT, 0); - if (req_p == 0) { - cy_as_device_clear_s_s_s_pending(dev_p); - return CY_AS_ERROR_OUT_OF_MEMORY; - } - - /* Reserve space for the reply, the reply data - * will not exceed one word */ - reply_p = cy_as_ll_create_response(dev_p, 1); - if (reply_p == 0) { - cy_as_device_clear_s_s_s_pending(dev_p); - cy_as_ll_destroy_request(dev_p, req_p); - return CY_AS_ERROR_OUT_OF_MEMORY; - } - - if (cb == 0) { - ret = cy_as_ll_send_request_wait_reply(dev_p, - req_p, reply_p); - if (ret != CY_AS_ERROR_SUCCESS) - goto destroy; - - return my_handle_response_storage_stop(dev_p, - req_p, reply_p, ret); - } else { - ret = cy_as_misc_send_request(dev_p, cb, client, - CY_FUNCT_CB_STOR_STOP, 0, dev_p->func_cbs_stor, - CY_AS_REQUEST_RESPONSE_EX, req_p, reply_p, - cy_as_storage_func_callback); - - if (ret != CY_AS_ERROR_SUCCESS) - goto destroy; - - /* The request and response are freed - * as part of the MiscFuncCallback */ - return ret; - } - -destroy: - cy_as_ll_destroy_request(dev_p, req_p); - cy_as_ll_destroy_response(dev_p, reply_p); - } else if (dev_p->storage_count > 1) { - dev_p->storage_count--; - if (cb) - cb(handle, ret, client, CY_FUNCT_CB_STOR_STOP, 0); - } - - cy_as_device_clear_s_s_s_pending(dev_p); - - return ret; -} -EXPORT_SYMBOL(cy_as_storage_stop); - -cy_as_return_status_t -cy_as_storage_register_callback(cy_as_device_handle handle, - cy_as_storage_event_callback callback) -{ - cy_as_device *dev_p = (cy_as_device *)handle; - if (!dev_p || (dev_p->sig != CY_AS_DEVICE_HANDLE_SIGNATURE)) - return CY_AS_ERROR_INVALID_HANDLE; - - if (!cy_as_device_is_configured(dev_p)) - return CY_AS_ERROR_NOT_CONFIGURED; - - if (!cy_as_device_is_firmware_loaded(dev_p)) - return CY_AS_ERROR_NO_FIRMWARE; - - if (dev_p->storage_count == 0) - return CY_AS_ERROR_NOT_RUNNING; - - dev_p->storage_event_cb = NULL; - dev_p->storage_event_cb_ms = callback; - - return CY_AS_ERROR_SUCCESS; -} -EXPORT_SYMBOL(cy_as_storage_register_callback); - - -static cy_as_return_status_t -my_handle_response_storage_claim(cy_as_device *dev_p, - cy_as_ll_request_response *req_p, - cy_as_ll_request_response *reply_p) -{ - cy_as_return_status_t ret = CY_AS_ERROR_SUCCESS; - - if (cy_as_ll_request_response__get_code(reply_p) == - CY_RESP_NO_SUCH_ADDRESS) { - ret = cy_as_map_bad_addr( - cy_as_ll_request_response__get_word(reply_p, 3)); - goto destroy; - } - - if (cy_as_ll_request_response__get_code(reply_p) != - CY_RESP_MEDIA_CLAIMED_RELEASED) { - ret = CY_AS_ERROR_INVALID_RESPONSE; - goto destroy; - } - - /* The response must be about the address I am - * trying to claim or the firmware is broken */ - if ((cy_as_storage_get_bus_from_address( - cy_as_ll_request_response__get_word(req_p, 0)) != - cy_as_storage_get_bus_from_address( - cy_as_ll_request_response__get_word(reply_p, 0))) || - (cy_as_storage_get_device_from_address( - cy_as_ll_request_response__get_word(req_p, 0)) != - cy_as_storage_get_device_from_address( - cy_as_ll_request_response__get_word(reply_p, 0)))) { - ret = CY_AS_ERROR_INVALID_RESPONSE; - goto destroy; - } - - if (cy_as_ll_request_response__get_word(reply_p, 1) != 1) - ret = CY_AS_ERROR_NOT_ACQUIRED; - -destroy: - cy_as_ll_destroy_request(dev_p, req_p); - cy_as_ll_destroy_response(dev_p, reply_p); - - return ret; -} - -static cy_as_return_status_t -my_storage_claim(cy_as_device *dev_p, - void *data, - cy_as_bus_number_t bus, - uint32_t device, - uint16_t req_flags, - cy_as_function_callback cb, - uint32_t client) -{ - cy_as_ll_request_response *req_p , *reply_p; - cy_as_return_status_t ret = CY_AS_ERROR_SUCCESS; - - if (!dev_p || (dev_p->sig != CY_AS_DEVICE_HANDLE_SIGNATURE)) - return CY_AS_ERROR_INVALID_HANDLE; - - ret = is_storage_active(dev_p); - if (ret != CY_AS_ERROR_SUCCESS) - return ret; - - if (dev_p->mtp_count > 0) - return CY_AS_ERROR_NOT_VALID_IN_MTP; - - /* Create the request to send to the West Bridge device */ - req_p = cy_as_ll_create_request(dev_p, - CY_RQT_CLAIM_STORAGE, CY_RQT_STORAGE_RQT_CONTEXT, 1); - if (req_p == 0) - return CY_AS_ERROR_OUT_OF_MEMORY; - - cy_as_ll_request_response__set_word(req_p, - 0, create_address(bus, device, 0)); - - /* Reserve space for the reply, the reply data will - * not exceed one word */ - reply_p = cy_as_ll_create_response(dev_p, 4); - if (reply_p == 0) { - cy_as_ll_destroy_request(dev_p, req_p); - return CY_AS_ERROR_OUT_OF_MEMORY; - } - - if (cb == 0) { - ret = cy_as_ll_send_request_wait_reply(dev_p, req_p, reply_p); - if (ret != CY_AS_ERROR_SUCCESS) - goto destroy; - - return my_handle_response_storage_claim(dev_p, req_p, reply_p); - } else { - ret = cy_as_misc_send_request(dev_p, cb, client, - CY_FUNCT_CB_STOR_CLAIM, data, dev_p->func_cbs_stor, - req_flags, req_p, reply_p, - cy_as_storage_func_callback); - - if (ret != CY_AS_ERROR_SUCCESS) - goto destroy; - - /* The request and response are freed as part of - * the MiscFuncCallback */ - return ret; - } - -destroy: - cy_as_ll_destroy_request(dev_p, req_p); - cy_as_ll_destroy_response(dev_p, reply_p); - - return ret; -} - -cy_as_return_status_t -cy_as_storage_claim(cy_as_device_handle handle, - cy_as_bus_number_t bus, - uint32_t device, - cy_as_function_callback cb, - uint32_t client) -{ - cy_as_device *dev_p = (cy_as_device *)handle; - - if (bus < 0 || bus >= CY_AS_MAX_BUSES) - return CY_AS_ERROR_NO_SUCH_BUS; - - return my_storage_claim(dev_p, NULL, bus, device, - CY_AS_REQUEST_RESPONSE_MS, cb, client); -} -EXPORT_SYMBOL(cy_as_storage_claim); - -static cy_as_return_status_t -my_handle_response_storage_release(cy_as_device *dev_p, - cy_as_ll_request_response *req_p, - cy_as_ll_request_response *reply_p) -{ - cy_as_return_status_t ret = CY_AS_ERROR_SUCCESS; - - if (cy_as_ll_request_response__get_code(reply_p) == - CY_RESP_NO_SUCH_ADDRESS) { - ret = cy_as_map_bad_addr( - cy_as_ll_request_response__get_word(reply_p, 3)); - goto destroy; - } - - if (cy_as_ll_request_response__get_code(reply_p) != - CY_RESP_MEDIA_CLAIMED_RELEASED) { - ret = CY_AS_ERROR_INVALID_RESPONSE; - goto destroy; - } - - /* The response must be about the address I am - * trying to release or the firmware is broken */ - if ((cy_as_storage_get_bus_from_address( - cy_as_ll_request_response__get_word(req_p, 0)) != - cy_as_storage_get_bus_from_address( - cy_as_ll_request_response__get_word(reply_p, 0))) || - (cy_as_storage_get_device_from_address( - cy_as_ll_request_response__get_word(req_p, 0)) != - cy_as_storage_get_device_from_address( - cy_as_ll_request_response__get_word(reply_p, 0)))) { - ret = CY_AS_ERROR_INVALID_RESPONSE; - goto destroy; - } - - - if (cy_as_ll_request_response__get_word(reply_p, 1) != 0) - ret = CY_AS_ERROR_NOT_RELEASED; - -destroy: - cy_as_ll_destroy_request(dev_p, req_p); - cy_as_ll_destroy_response(dev_p, reply_p); - - return ret; -} - -static cy_as_return_status_t -my_storage_release(cy_as_device *dev_p, - void *data, - cy_as_bus_number_t bus, - uint32_t device, - uint16_t req_flags, - cy_as_function_callback cb, - uint32_t client) -{ - cy_as_ll_request_response *req_p , *reply_p; - cy_as_return_status_t ret = CY_AS_ERROR_SUCCESS; - - if (!dev_p || (dev_p->sig != CY_AS_DEVICE_HANDLE_SIGNATURE)) - return CY_AS_ERROR_INVALID_HANDLE; - - ret = is_storage_active(dev_p); - if (ret != CY_AS_ERROR_SUCCESS) - return ret; - - if (dev_p->mtp_count > 0) - return CY_AS_ERROR_NOT_VALID_IN_MTP; - - /* Create the request to send to the West Bridge device */ - req_p = cy_as_ll_create_request(dev_p, CY_RQT_RELEASE_STORAGE, - CY_RQT_STORAGE_RQT_CONTEXT, 1); - if (req_p == 0) - return CY_AS_ERROR_OUT_OF_MEMORY; - - cy_as_ll_request_response__set_word( - req_p, 0, create_address(bus, device, 0)); - - /* Reserve space for the reply, the reply - * data will not exceed one word */ - reply_p = cy_as_ll_create_response(dev_p, 4); - if (reply_p == 0) { - cy_as_ll_destroy_request(dev_p, req_p); - return CY_AS_ERROR_OUT_OF_MEMORY; - } - - if (cb == 0) { - ret = cy_as_ll_send_request_wait_reply(dev_p, req_p, reply_p); - if (ret != CY_AS_ERROR_SUCCESS) - goto destroy; - - return my_handle_response_storage_release( - dev_p, req_p, reply_p); - } else { - ret = cy_as_misc_send_request(dev_p, cb, client, - CY_FUNCT_CB_STOR_RELEASE, data, dev_p->func_cbs_stor, - req_flags, req_p, reply_p, - cy_as_storage_func_callback); - - if (ret != CY_AS_ERROR_SUCCESS) - goto destroy; - - /* The request and response are freed as - * part of the MiscFuncCallback */ - return ret; - } - -destroy: - cy_as_ll_destroy_request(dev_p, req_p); - cy_as_ll_destroy_response(dev_p, reply_p); - - return ret; -} - -cy_as_return_status_t -cy_as_storage_release(cy_as_device_handle handle, - cy_as_bus_number_t bus, - uint32_t device, - cy_as_function_callback cb, - uint32_t client) -{ - cy_as_device *dev_p = (cy_as_device *)handle; - - if (bus < 0 || bus >= CY_AS_MAX_BUSES) - return CY_AS_ERROR_NO_SUCH_BUS; - - return my_storage_release(dev_p, NULL, bus, device, - CY_AS_REQUEST_RESPONSE_MS, cb, client); -} -EXPORT_SYMBOL(cy_as_storage_release); - -static cy_as_return_status_t -my_handle_response_storage_query_bus(cy_as_device *dev_p, - cy_as_ll_request_response *req_p, - cy_as_ll_request_response *reply_p, - uint32_t *count) -{ - cy_as_return_status_t ret = CY_AS_ERROR_SUCCESS; - uint8_t code = cy_as_ll_request_response__get_code(reply_p); - uint16_t v; - - if (code == CY_RESP_NO_SUCH_ADDRESS) { - ret = CY_AS_ERROR_NO_SUCH_BUS; - goto destroy; - } - - if (code != CY_RESP_BUS_DESCRIPTOR) { - ret = CY_AS_ERROR_INVALID_RESPONSE; - goto destroy; - } - - /* - * verify that the response corresponds to the bus that was queried. - */ - if (cy_as_storage_get_bus_from_address( - cy_as_ll_request_response__get_word(req_p, 0)) != - cy_as_storage_get_bus_from_address( - cy_as_ll_request_response__get_word(reply_p, 0))) { - ret = CY_AS_ERROR_INVALID_RESPONSE; - goto destroy; - } - - v = cy_as_ll_request_response__get_word(reply_p, 1); - if (req_p->flags & CY_AS_REQUEST_RESPONSE_MS) { - /* - * this request is only for the count of devices - * on the bus. there is no need to check the media type. - */ - if (v) - *count = 1; - else - *count = 0; - } else { - /* - * this request is for the count of devices of a - * particular type. we need to check whether the media - * type found matches the queried type. - */ - cy_as_media_type queried = (cy_as_media_type) - cy_as_ll_request_response__get_word(req_p, 1); - cy_as_media_type found = - cy_as_storage_get_media_from_address(v); - - if (queried == found) - *count = 1; - else - *count = 0; - } - -destroy: - cy_as_ll_destroy_request(dev_p, req_p); - cy_as_ll_destroy_response(dev_p, reply_p); - - return ret; -} - -cy_as_return_status_t -my_storage_query_bus(cy_as_device *dev_p, - cy_as_bus_number_t bus, - cy_as_media_type type, - uint16_t req_flags, - uint32_t *count, - cy_as_function_callback cb, - uint32_t client) -{ - cy_as_return_status_t ret; - cy_as_ll_request_response *req_p, *reply_p; - cy_as_funct_c_b_type cb_type = CY_FUNCT_CB_STOR_QUERYBUS; - - if (!dev_p || (dev_p->sig != CY_AS_DEVICE_HANDLE_SIGNATURE)) - return CY_AS_ERROR_INVALID_HANDLE; - - ret = is_storage_active(dev_p); - if (ret != CY_AS_ERROR_SUCCESS) - return ret; - - /* Create the request to send to the Antioch device */ - req_p = cy_as_ll_create_request(dev_p, - CY_RQT_QUERY_BUS, CY_RQT_STORAGE_RQT_CONTEXT, 2); - if (req_p == 0) - return CY_AS_ERROR_OUT_OF_MEMORY; - - cy_as_ll_request_response__set_word(req_p, - 0, create_address(bus, 0, 0)); - cy_as_ll_request_response__set_word(req_p, 1, (uint16_t)type); - - /* Reserve space for the reply, the reply data - * will not exceed two words. */ - reply_p = cy_as_ll_create_response(dev_p, 2); - if (reply_p == 0) { - cy_as_ll_destroy_request(dev_p, req_p); - return CY_AS_ERROR_OUT_OF_MEMORY; - } - - if (cb == 0) { - ret = cy_as_ll_send_request_wait_reply(dev_p, - req_p, reply_p); - if (ret != CY_AS_ERROR_SUCCESS) - goto destroy; - - req_p->flags |= req_flags; - return my_handle_response_storage_query_bus(dev_p, - req_p, reply_p, count); - } else { - if (req_flags == CY_AS_REQUEST_RESPONSE_EX) - cb_type = CY_FUNCT_CB_STOR_QUERYMEDIA; - - ret = cy_as_misc_send_request(dev_p, cb, client, cb_type, - count, dev_p->func_cbs_stor, req_flags, - req_p, reply_p, cy_as_storage_func_callback); - - if (ret != CY_AS_ERROR_SUCCESS) - goto destroy; - - /* The request and response are freed as part of - * the MiscFuncCallback */ - return ret; - } - -destroy: - cy_as_ll_destroy_request(dev_p, req_p); - cy_as_ll_destroy_response(dev_p, reply_p); - - return ret; -} - -cy_as_return_status_t -cy_as_storage_query_bus(cy_as_device_handle handle, - cy_as_bus_number_t bus, - uint32_t *count, - cy_as_function_callback cb, - uint32_t client) -{ - cy_as_device *dev_p = (cy_as_device *)handle; - - return my_storage_query_bus(dev_p, bus, cy_as_media_max_media_value, - CY_AS_REQUEST_RESPONSE_MS, count, cb, client); -} -EXPORT_SYMBOL(cy_as_storage_query_bus); - -cy_as_return_status_t -cy_as_storage_query_media(cy_as_device_handle handle, - cy_as_media_type type, - uint32_t *count, - cy_as_function_callback cb, - uint32_t client) -{ - cy_as_return_status_t ret = CY_AS_ERROR_SUCCESS; - cy_as_bus_number_t bus; - - cy_as_device *dev_p = (cy_as_device *)handle; - - if (!dev_p || (dev_p->sig != CY_AS_DEVICE_HANDLE_SIGNATURE)) - return CY_AS_ERROR_INVALID_HANDLE; - - ret = is_storage_active(dev_p); - if (ret != CY_AS_ERROR_SUCCESS) - return ret; - - ret = cy_an_map_bus_from_media_type(dev_p, type, &bus); - if (ret != CY_AS_ERROR_SUCCESS) - return ret; - - return my_storage_query_bus(dev_p, bus, type, CY_AS_REQUEST_RESPONSE_EX, - count, cb, client); -} -EXPORT_SYMBOL(cy_as_storage_query_media); - -static cy_as_return_status_t -my_handle_response_storage_query_device(cy_as_device *dev_p, - cy_as_ll_request_response *req_p, - cy_as_ll_request_response *reply_p, - void *data_p) -{ - cy_as_return_status_t ret = CY_AS_ERROR_SUCCESS; - uint16_t v; - cy_as_bus_number_t bus; - cy_as_media_type type; - uint32_t device; - cy_bool removable; - cy_bool writeable; - cy_bool locked; - uint16_t block_size; - uint32_t number_units; - uint32_t number_eus; - - if (cy_as_ll_request_response__get_code(reply_p) - == CY_RESP_NO_SUCH_ADDRESS) { - ret = cy_as_map_bad_addr( - cy_as_ll_request_response__get_word(reply_p, 3)); - goto destroy; - } - - if (cy_as_ll_request_response__get_code(reply_p) != - CY_RESP_DEVICE_DESCRIPTOR) { - ret = CY_AS_ERROR_INVALID_RESPONSE; - goto destroy; - } - - /* Unpack the response */ - v = cy_as_ll_request_response__get_word(reply_p, 0); - type = cy_as_storage_get_media_from_address(v); - bus = cy_as_storage_get_bus_from_address(v); - device = cy_as_storage_get_device_from_address(v); - - block_size = cy_as_ll_request_response__get_word(reply_p, 1); - - v = cy_as_ll_request_response__get_word(reply_p, 2); - removable = (v & 0x8000) ? cy_true : cy_false; - writeable = (v & 0x0100) ? cy_true : cy_false; - locked = (v & 0x0200) ? cy_true : cy_false; - number_units = (v & 0xff); - - number_eus = (cy_as_ll_request_response__get_word(reply_p, 3) << 16) - | cy_as_ll_request_response__get_word(reply_p, 4); - - /* Store the results based on the version of originating function */ - if (req_p->flags & CY_AS_REQUEST_RESPONSE_MS) { - cy_as_storage_query_device_data *store_p = - (cy_as_storage_query_device_data *)data_p; - - /* Make sure the response is about the address we asked - * about - if not, firmware error */ - if ((bus != store_p->bus) || (device != store_p->device)) { - ret = CY_AS_ERROR_INVALID_RESPONSE; - goto destroy; - } - - store_p->desc_p.type = type; - store_p->desc_p.removable = removable; - store_p->desc_p.writeable = writeable; - store_p->desc_p.block_size = block_size; - store_p->desc_p.number_units = number_units; - store_p->desc_p.locked = locked; - store_p->desc_p.erase_unit_size = number_eus; - dev_p->storage_device_info[bus][device] = store_p->desc_p; - } else { - cy_as_storage_query_device_data_dep *store_p = - (cy_as_storage_query_device_data_dep *)data_p; - - /* Make sure the response is about the address we asked - * about - if not, firmware error */ - if ((type != store_p->type) || (device != store_p->device)) { - ret = CY_AS_ERROR_INVALID_RESPONSE; - goto destroy; - } - - store_p->desc_p.type = type; - store_p->desc_p.removable = removable; - store_p->desc_p.writeable = writeable; - store_p->desc_p.block_size = block_size; - store_p->desc_p.number_units = number_units; - store_p->desc_p.locked = locked; - store_p->desc_p.erase_unit_size = number_eus; - dev_p->storage_device_info[bus][device] = store_p->desc_p; - } - -destroy: - cy_as_ll_destroy_request(dev_p, req_p); - cy_as_ll_destroy_response(dev_p, reply_p); - - return ret; -} - -static cy_as_return_status_t -my_storage_query_device(cy_as_device *dev_p, - void *data_p, - uint16_t req_flags, - cy_as_bus_number_t bus, - uint32_t device, - cy_as_function_callback cb, - uint32_t client) -{ - cy_as_ll_request_response *req_p , *reply_p; - cy_as_return_status_t ret = CY_AS_ERROR_SUCCESS; - - if (!dev_p || (dev_p->sig != CY_AS_DEVICE_HANDLE_SIGNATURE)) - return CY_AS_ERROR_INVALID_HANDLE; - - ret = is_storage_active(dev_p); - if (ret != CY_AS_ERROR_SUCCESS) - return ret; - - /* Create the request to send to the Antioch device */ - req_p = cy_as_ll_create_request(dev_p, - CY_RQT_QUERY_DEVICE, CY_RQT_STORAGE_RQT_CONTEXT, 1); - if (req_p == 0) - return CY_AS_ERROR_OUT_OF_MEMORY; - - cy_as_ll_request_response__set_word(req_p, 0, - create_address(bus, device, 0)); - - /* Reserve space for the reply, the reply data - * will not exceed five words. */ - reply_p = cy_as_ll_create_response(dev_p, 5); - if (reply_p == 0) { - cy_as_ll_destroy_request(dev_p, req_p); - return CY_AS_ERROR_OUT_OF_MEMORY; - } - - if (cb == 0) { - ret = cy_as_ll_send_request_wait_reply(dev_p, req_p, reply_p); - if (ret != CY_AS_ERROR_SUCCESS) - goto destroy; - - req_p->flags |= req_flags; - return my_handle_response_storage_query_device(dev_p, - req_p, reply_p, data_p); - } else { - - ret = cy_as_misc_send_request(dev_p, cb, client, - CY_FUNCT_CB_STOR_QUERYDEVICE, data_p, - dev_p->func_cbs_stor, req_flags, req_p, - reply_p, cy_as_storage_func_callback); - - if (ret != CY_AS_ERROR_SUCCESS) - goto destroy; - - /* The request and response are freed as part of the - * MiscFuncCallback */ - return ret; - } - -destroy: - cy_as_ll_destroy_request(dev_p, req_p); - cy_as_ll_destroy_response(dev_p, reply_p); - - return ret; -} - -cy_as_return_status_t -cy_as_storage_query_device(cy_as_device_handle handle, - cy_as_storage_query_device_data *data_p, - cy_as_function_callback cb, - uint32_t client) -{ - cy_as_device *dev_p = (cy_as_device *)handle; - return my_storage_query_device(dev_p, data_p, - CY_AS_REQUEST_RESPONSE_MS, data_p->bus, - data_p->device, cb, client); -} -EXPORT_SYMBOL(cy_as_storage_query_device); - -static cy_as_return_status_t -my_handle_response_storage_query_unit(cy_as_device *dev_p, - cy_as_ll_request_response *req_p, - cy_as_ll_request_response *reply_p, - void *data_p) -{ - cy_as_return_status_t ret = CY_AS_ERROR_SUCCESS; - cy_as_bus_number_t bus; - uint32_t device; - uint32_t unit; - cy_as_media_type type; - uint16_t block_size; - uint32_t start_block; - uint32_t unit_size; - uint16_t v; - - if (cy_as_ll_request_response__get_code(reply_p) == - CY_RESP_NO_SUCH_ADDRESS) { - ret = cy_as_map_bad_addr( - cy_as_ll_request_response__get_word(reply_p, 3)); - goto destroy; - } - - if (cy_as_ll_request_response__get_code(reply_p) != - CY_RESP_UNIT_DESCRIPTOR) { - ret = CY_AS_ERROR_INVALID_RESPONSE; - goto destroy; - } - - /* Unpack the response */ - v = cy_as_ll_request_response__get_word(reply_p, 0); - bus = cy_as_storage_get_bus_from_address(v); - device = cy_as_storage_get_device_from_address(v); - unit = get_unit_from_address(v); - - type = cy_as_storage_get_media_from_address( - cy_as_ll_request_response__get_word(reply_p, 1)); - - block_size = cy_as_ll_request_response__get_word(reply_p, 2); - start_block = cy_as_ll_request_response__get_word(reply_p, 3) - | (cy_as_ll_request_response__get_word(reply_p, 4) << 16); - unit_size = cy_as_ll_request_response__get_word(reply_p, 5) - | (cy_as_ll_request_response__get_word(reply_p, 6) << 16); - - /* Store the results based on the version of - * originating function */ - if (req_p->flags & CY_AS_REQUEST_RESPONSE_MS) { - cy_as_storage_query_unit_data *store_p = - (cy_as_storage_query_unit_data *)data_p; - - /* Make sure the response is about the address we - * asked about - if not, firmware error */ - if (bus != store_p->bus || device != store_p->device || - unit != store_p->unit) { - ret = CY_AS_ERROR_INVALID_RESPONSE; - goto destroy; - } - - store_p->desc_p.type = type; - store_p->desc_p.block_size = block_size; - store_p->desc_p.start_block = start_block; - store_p->desc_p.unit_size = unit_size; - } else { - cy_as_storage_query_unit_data_dep *store_p = - (cy_as_storage_query_unit_data_dep *)data_p; - - /* Make sure the response is about the media type we asked - * about - if not, firmware error */ - if ((type != store_p->type) || (device != store_p->device) || - (unit != store_p->unit)) { - ret = CY_AS_ERROR_INVALID_RESPONSE; - goto destroy; - } - - store_p->desc_p.type = type; - store_p->desc_p.block_size = block_size; - store_p->desc_p.start_block = start_block; - store_p->desc_p.unit_size = unit_size; - } - - dev_p->storage_device_info[bus][device].type = type; - dev_p->storage_device_info[bus][device].block_size = block_size; - -destroy: - cy_as_ll_destroy_request(dev_p, req_p); - cy_as_ll_destroy_response(dev_p, reply_p); - - return ret; -} - -static cy_as_return_status_t -my_storage_query_unit(cy_as_device *dev_p, - void *data_p, - uint16_t req_flags, - cy_as_bus_number_t bus, - uint32_t device, - uint32_t unit, - cy_as_function_callback cb, - uint32_t client) -{ - cy_as_ll_request_response *req_p , *reply_p; - cy_as_return_status_t ret = CY_AS_ERROR_SUCCESS; - - if (!dev_p || (dev_p->sig != CY_AS_DEVICE_HANDLE_SIGNATURE)) - return CY_AS_ERROR_INVALID_HANDLE; - - ret = is_storage_active(dev_p); - if (ret != CY_AS_ERROR_SUCCESS) - return ret; - - /* Create the request to send to the West Bridge device */ - req_p = cy_as_ll_create_request(dev_p, - CY_RQT_QUERY_UNIT, CY_RQT_STORAGE_RQT_CONTEXT, 1); - if (req_p == 0) - return CY_AS_ERROR_OUT_OF_MEMORY; - - if (device > 255) - return CY_AS_ERROR_NO_SUCH_DEVICE; - - if (unit > 255) - return CY_AS_ERROR_NO_SUCH_UNIT; - - cy_as_ll_request_response__set_word(req_p, 0, - create_address(bus, device, (uint8_t)unit)); - - /* Reserve space for the reply, the reply data - * will be of seven words. */ - reply_p = cy_as_ll_create_response(dev_p, 7); - if (reply_p == 0) { - cy_as_ll_destroy_request(dev_p, req_p); - return CY_AS_ERROR_OUT_OF_MEMORY; - } - - if (cb == 0) { - ret = cy_as_ll_send_request_wait_reply(dev_p, req_p, reply_p); - if (ret != CY_AS_ERROR_SUCCESS) - goto destroy; - - req_p->flags |= req_flags; - return my_handle_response_storage_query_unit(dev_p, - req_p, reply_p, data_p); - } else { - - ret = cy_as_misc_send_request(dev_p, cb, client, - CY_FUNCT_CB_STOR_QUERYUNIT, data_p, - dev_p->func_cbs_stor, req_flags, req_p, reply_p, - cy_as_storage_func_callback); - - if (ret != CY_AS_ERROR_SUCCESS) - goto destroy; - - /* The request and response are freed - * as part of the MiscFuncCallback */ - return ret; - } - -destroy: - cy_as_ll_destroy_request(dev_p, req_p); - cy_as_ll_destroy_response(dev_p, reply_p); - - return ret; -} - -cy_as_return_status_t -cy_as_storage_query_unit(cy_as_device_handle handle, - cy_as_storage_query_unit_data *data_p, - cy_as_function_callback cb, - uint32_t client) -{ - cy_as_device *dev_p = (cy_as_device *)handle; - return my_storage_query_unit(dev_p, data_p, CY_AS_REQUEST_RESPONSE_MS, - data_p->bus, data_p->device, data_p->unit, cb, client); -} -EXPORT_SYMBOL(cy_as_storage_query_unit); - -static cy_as_return_status_t -cy_as_get_block_size(cy_as_device *dev_p, - cy_as_bus_number_t bus, - uint32_t device, - cy_as_function_callback cb) -{ - cy_as_ll_request_response *req_p , *reply_p; - cy_as_return_status_t ret = CY_AS_ERROR_SUCCESS; - - /* Create the request to send to the West Bridge device */ - req_p = cy_as_ll_create_request(dev_p, CY_RQT_QUERY_DEVICE, - CY_RQT_STORAGE_RQT_CONTEXT, 1); - if (req_p == 0) - return CY_AS_ERROR_OUT_OF_MEMORY; - - cy_as_ll_request_response__set_word(req_p, 0, - create_address(bus, device, 0)); - - reply_p = cy_as_ll_create_response(dev_p, 4); - if (reply_p == 0) { - cy_as_ll_destroy_request(dev_p, req_p); - return CY_AS_ERROR_OUT_OF_MEMORY; - } - - if (cb == 0) { - ret = cy_as_ll_send_request_wait_reply(dev_p, req_p, reply_p); - if (ret != CY_AS_ERROR_SUCCESS) - goto destroy; - - if (cy_as_ll_request_response__get_code(reply_p) - == CY_RESP_NO_SUCH_ADDRESS) { - ret = CY_AS_ERROR_NO_SUCH_BUS; - goto destroy; - } - - if (cy_as_ll_request_response__get_code(reply_p) != - CY_RESP_DEVICE_DESCRIPTOR) { - ret = CY_AS_ERROR_INVALID_RESPONSE; - goto destroy; - } - - /* Make sure the response is about the media type we asked - * about - if not, firmware error */ - if ((cy_as_storage_get_bus_from_address - (cy_as_ll_request_response__get_word(reply_p, 0)) - != bus) || (cy_as_storage_get_device_from_address - (cy_as_ll_request_response__get_word(reply_p, 0)) - != device)) { - ret = CY_AS_ERROR_INVALID_RESPONSE; - goto destroy; - } - - - dev_p->storage_device_info[bus][device].block_size = - cy_as_ll_request_response__get_word(reply_p, 1); - } else - ret = CY_AS_ERROR_INVALID_REQUEST; - -destroy: - cy_as_ll_destroy_request(dev_p, req_p); - cy_as_ll_destroy_response(dev_p, reply_p); - - return ret; -} - -cy_as_return_status_t -my_storage_device_control( - cy_as_device *dev_p, - cy_as_bus_number_t bus, - uint32_t device, - cy_bool card_detect_en, - cy_bool write_prot_en, - cy_as_storage_card_detect config_detect, - cy_as_function_callback cb, - uint32_t client) -{ - cy_as_ll_request_response *req_p , *reply_p; - cy_as_return_status_t ret; - cy_bool use_gpio = cy_false; - - (void)device; - - if (!dev_p || (dev_p->sig != CY_AS_DEVICE_HANDLE_SIGNATURE)) - return CY_AS_ERROR_INVALID_HANDLE; - - if (!cy_as_device_is_configured(dev_p)) - return CY_AS_ERROR_NOT_CONFIGURED; - - if (!cy_as_device_is_firmware_loaded(dev_p)) - return CY_AS_ERROR_NO_FIRMWARE; - - if (cy_as_device_is_in_suspend_mode(dev_p)) - return CY_AS_ERROR_IN_SUSPEND; - - if (bus < 0 || bus >= CY_AS_MAX_BUSES) - return CY_AS_ERROR_NO_SUCH_BUS; - - if (device >= CY_AS_MAX_STORAGE_DEVICES) - return CY_AS_ERROR_NO_SUCH_DEVICE; - - /* If SD is not supported on the specified bus, - * then return ERROR */ - if ((dev_p->media_supported[bus] == 0) || - (dev_p->media_supported[bus] & (1<<cy_as_media_nand))) - return CY_AS_ERROR_NOT_SUPPORTED; - - if (config_detect == cy_as_storage_detect_GPIO) - use_gpio = cy_true; - else if (config_detect == cy_as_storage_detect_SDAT_3) - use_gpio = cy_false; - else - return CY_AS_ERROR_INVALID_PARAMETER; - - /* Create the request to send to the West Bridge device */ - req_p = cy_as_ll_create_request(dev_p, - CY_RQT_SD_INTERFACE_CONTROL, CY_RQT_STORAGE_RQT_CONTEXT, 2); - if (req_p == 0) - return CY_AS_ERROR_OUT_OF_MEMORY; - - cy_as_ll_request_response__set_word(req_p, - 0, create_address(bus, device, 0)); - cy_as_ll_request_response__set_word(req_p, - 1, (((uint16_t)card_detect_en << 8) | - ((uint16_t)use_gpio << 1) | (uint16_t)write_prot_en)); - - reply_p = cy_as_ll_create_response(dev_p, 1); - if (reply_p == 0) { - cy_as_ll_destroy_request(dev_p, req_p); - return CY_AS_ERROR_OUT_OF_MEMORY; - } - - if (cb == 0) { - ret = cy_as_ll_send_request_wait_reply(dev_p, req_p, reply_p); - if (ret != CY_AS_ERROR_SUCCESS) - goto destroy; - - if (cy_as_ll_request_response__get_code(reply_p) != - CY_RESP_SUCCESS_FAILURE) { - ret = CY_AS_ERROR_INVALID_RESPONSE; - goto destroy; - } - - ret = cy_as_ll_request_response__get_word(reply_p, 0); - } else { - - ret = cy_as_misc_send_request(dev_p, cb, client, - CY_FUNCT_CB_STOR_DEVICECONTROL, - 0, dev_p->func_cbs_stor, CY_AS_REQUEST_RESPONSE_EX, - req_p, reply_p, cy_as_storage_func_callback); - - if (ret != CY_AS_ERROR_SUCCESS) - goto destroy; - - /* The request and response are freed as part of the - * MiscFuncCallback */ - return ret; - } -destroy: - cy_as_ll_destroy_request(dev_p, req_p); - cy_as_ll_destroy_response(dev_p, reply_p); - - return ret; -} - -cy_as_return_status_t -cy_as_storage_device_control(cy_as_device_handle handle, - cy_as_bus_number_t bus, - uint32_t device, - cy_bool card_detect_en, - cy_bool write_prot_en, - cy_as_storage_card_detect config_detect, - cy_as_function_callback cb, - uint32_t client) -{ - cy_as_device *dev_p = (cy_as_device *)handle; - - return my_storage_device_control(dev_p, bus, device, card_detect_en, - write_prot_en, config_detect, cb, client); -} -EXPORT_SYMBOL(cy_as_storage_device_control); - -static void -cy_as_async_storage_callback(cy_as_device *dev_p, - cy_as_end_point_number_t ep, void *buf_p, uint32_t size, - cy_as_return_status_t ret) -{ - cy_as_storage_callback_dep cb; - cy_as_storage_callback cb_ms; - - (void)size; - (void)buf_p; - (void)ep; - - cy_as_device_clear_storage_async_pending(dev_p); - - /* - * if the LL request callback has already been called, - * the user callback has to be called from here. - */ - if (!dev_p->storage_wait) { - cy_as_hal_assert(dev_p->storage_cb != NULL || - dev_p->storage_cb_ms != NULL); - cb = dev_p->storage_cb; - cb_ms = dev_p->storage_cb_ms; - - dev_p->storage_cb = 0; - dev_p->storage_cb_ms = 0; - - if (ret == CY_AS_ERROR_SUCCESS) - ret = dev_p->storage_error; - - if (cb_ms) { - cb_ms((cy_as_device_handle)dev_p, - dev_p->storage_bus_index, - dev_p->storage_device_index, - dev_p->storage_unit, - dev_p->storage_block_addr, - dev_p->storage_oper, ret); - } else { - cb((cy_as_device_handle)dev_p, - dev_p->storage_device_info - [dev_p->storage_bus_index] - [dev_p->storage_device_index].type, - dev_p->storage_device_index, - dev_p->storage_unit, - dev_p->storage_block_addr, - dev_p->storage_oper, ret); - } - } else - dev_p->storage_error = ret; -} - -static void -cy_as_async_storage_reply_callback( - cy_as_device *dev_p, - uint8_t context, - cy_as_ll_request_response *rqt, - cy_as_ll_request_response *resp, - cy_as_return_status_t ret) -{ - cy_as_storage_callback_dep cb; - cy_as_storage_callback cb_ms; - uint8_t reqtype; - (void)rqt; - (void)context; - - reqtype = cy_as_ll_request_response__get_code(rqt); - - if (ret == CY_AS_ERROR_SUCCESS) { - if (cy_as_ll_request_response__get_code(resp) == - CY_RESP_ANTIOCH_DEFERRED_ERROR) { - ret = cy_as_ll_request_response__get_word - (resp, 0) & 0x00FF; - } else if (cy_as_ll_request_response__get_code(resp) != - CY_RESP_SUCCESS_FAILURE) { - ret = CY_AS_ERROR_INVALID_RESPONSE; - } - } - - if (ret != CY_AS_ERROR_SUCCESS) { - if (reqtype == CY_RQT_READ_BLOCK) - cy_as_dma_cancel(dev_p, - dev_p->storage_read_endpoint, ret); - else - cy_as_dma_cancel(dev_p, - dev_p->storage_write_endpoint, ret); - } - - dev_p->storage_wait = cy_false; - - /* - * if the DMA callback has already been called, the - * user callback has to be called from here. - */ - if (!cy_as_device_is_storage_async_pending(dev_p)) { - cy_as_hal_assert(dev_p->storage_cb != NULL || - dev_p->storage_cb_ms != NULL); - cb = dev_p->storage_cb; - cb_ms = dev_p->storage_cb_ms; - - dev_p->storage_cb = 0; - dev_p->storage_cb_ms = 0; - - if (ret == CY_AS_ERROR_SUCCESS) - ret = dev_p->storage_error; - - if (cb_ms) { - cb_ms((cy_as_device_handle)dev_p, - dev_p->storage_bus_index, - dev_p->storage_device_index, - dev_p->storage_unit, - dev_p->storage_block_addr, - dev_p->storage_oper, ret); - } else { - cb((cy_as_device_handle)dev_p, - dev_p->storage_device_info - [dev_p->storage_bus_index] - [dev_p->storage_device_index].type, - dev_p->storage_device_index, - dev_p->storage_unit, - dev_p->storage_block_addr, - dev_p->storage_oper, ret); - } - } else - dev_p->storage_error = ret; -} - -static cy_as_return_status_t -cy_as_storage_async_oper(cy_as_device *dev_p, cy_as_end_point_number_t ep, - uint8_t reqtype, uint16_t req_flags, cy_as_bus_number_t bus, - uint32_t device, uint32_t unit, uint32_t block, void *data_p, - uint16_t num_blocks, cy_as_storage_callback_dep callback, - cy_as_storage_callback callback_ms) -{ - uint32_t mask; - cy_as_ll_request_response *req_p , *reply_p; - cy_as_return_status_t ret = CY_AS_ERROR_SUCCESS; - - ret = is_storage_active(dev_p); - if (ret != CY_AS_ERROR_SUCCESS) - return ret; - - if (bus < 0 || bus >= CY_AS_MAX_BUSES) - return CY_AS_ERROR_NO_SUCH_BUS; - - if (device >= CY_AS_MAX_STORAGE_DEVICES) - return CY_AS_ERROR_NO_SUCH_DEVICE; - - if (unit > 255) - return CY_AS_ERROR_NO_SUCH_UNIT; - - /* We are supposed to return success if the number of - * blocks is zero - */ - if (num_blocks == 0) { - if (callback_ms) - callback_ms((cy_as_device_handle)dev_p, - bus, device, unit, block, - ((reqtype == CY_RQT_WRITE_BLOCK) - ? cy_as_op_write : cy_as_op_read), - CY_AS_ERROR_SUCCESS); - else - callback((cy_as_device_handle)dev_p, - dev_p->storage_device_info[bus][device].type, - device, unit, block, - ((reqtype == CY_RQT_WRITE_BLOCK) ? - cy_as_op_write : cy_as_op_read), - CY_AS_ERROR_SUCCESS); - - return CY_AS_ERROR_SUCCESS; - } - - if (dev_p->storage_device_info[bus][device].block_size == 0) - return CY_AS_ERROR_QUERY_DEVICE_NEEDED; - - /* - * since async operations can be triggered by interrupt - * code, we must insure that we do not get multiple - * async operations going at one time and protect this - * test and set operation from interrupts. also need to - * check for pending async MTP writes - */ - mask = cy_as_hal_disable_interrupts(); - if ((cy_as_device_is_storage_async_pending(dev_p)) || - (dev_p->storage_wait) || - (cy_as_device_is_usb_async_pending(dev_p, 6))) { - cy_as_hal_enable_interrupts(mask); - return CY_AS_ERROR_ASYNC_PENDING; - } - - cy_as_device_set_storage_async_pending(dev_p); - cy_as_device_clear_p2s_dma_start_recvd(dev_p); - cy_as_hal_enable_interrupts(mask); - - /* - * storage information about the currently outstanding request - */ - dev_p->storage_cb = callback; - dev_p->storage_cb_ms = callback_ms; - dev_p->storage_bus_index = bus; - dev_p->storage_device_index = device; - dev_p->storage_unit = unit; - dev_p->storage_block_addr = block; - - /* Initialise the request to send to the West Bridge. */ - req_p = dev_p->storage_rw_req_p; - cy_as_ll_init_request(req_p, reqtype, CY_RQT_STORAGE_RQT_CONTEXT, 5); - - /* Initialise the space for reply from the West Bridge. */ - reply_p = dev_p->storage_rw_resp_p; - cy_as_ll_init_response(reply_p, 5); - - /* Remember which version of the API originated the request */ - req_p->flags |= req_flags; - - /* Setup the DMA request and adjust the storage - * operation if we are reading */ - if (reqtype == CY_RQT_READ_BLOCK) { - ret = cy_as_dma_queue_request(dev_p, ep, data_p, - dev_p->storage_device_info[bus][device].block_size - * num_blocks, cy_false, cy_true, - cy_as_async_storage_callback); - dev_p->storage_oper = cy_as_op_read; - } else if (reqtype == CY_RQT_WRITE_BLOCK) { - ret = cy_as_dma_queue_request(dev_p, ep, data_p, - dev_p->storage_device_info[bus][device].block_size * - num_blocks, cy_false, cy_false, - cy_as_async_storage_callback); - dev_p->storage_oper = cy_as_op_write; - } - - if (ret != CY_AS_ERROR_SUCCESS) { - cy_as_device_clear_storage_async_pending(dev_p); - return ret; - } - - cy_as_ll_request_response__set_word(req_p, - 0, create_address(bus, (uint8_t)device, (uint8_t)unit)); - cy_as_ll_request_response__set_word(req_p, - 1, (uint16_t)((block >> 16) & 0xffff)); - cy_as_ll_request_response__set_word(req_p, - 2, (uint16_t)(block & 0xffff)); - cy_as_ll_request_response__set_word(req_p, - 3, (uint16_t)((num_blocks >> 8) & 0x00ff)); - cy_as_ll_request_response__set_word(req_p, - 4, (uint16_t)((num_blocks << 8) & 0xff00)); - - /* Set the burst mode flag. */ - if (dev_p->is_storage_only_mode) - req_p->data[4] |= 0x0001; - - /* Send the request and wait for completion - * of storage request */ - dev_p->storage_wait = cy_true; - ret = cy_as_ll_send_request(dev_p, req_p, reply_p, - cy_true, cy_as_async_storage_reply_callback); - if (ret != CY_AS_ERROR_SUCCESS) { - cy_as_dma_cancel(dev_p, ep, CY_AS_ERROR_CANCELED); - cy_as_device_clear_storage_async_pending(dev_p); - } - - return ret; -} - -static void -cy_as_sync_storage_callback(cy_as_device *dev_p, - cy_as_end_point_number_t ep, void *buf_p, - uint32_t size, cy_as_return_status_t err) -{ - (void)ep; - (void)buf_p; - (void)size; - - dev_p->storage_error = err; -} - -static void -cy_as_sync_storage_reply_callback( - cy_as_device *dev_p, - uint8_t context, - cy_as_ll_request_response *rqt, - cy_as_ll_request_response *resp, - cy_as_return_status_t ret) -{ - uint8_t reqtype; - (void)rqt; - - reqtype = cy_as_ll_request_response__get_code(rqt); - - if (cy_as_ll_request_response__get_code(resp) == - CY_RESP_ANTIOCH_DEFERRED_ERROR) { - ret = cy_as_ll_request_response__get_word(resp, 0) & 0x00FF; - - if (ret != CY_AS_ERROR_SUCCESS) { - if (reqtype == CY_RQT_READ_BLOCK) - cy_as_dma_cancel(dev_p, - dev_p->storage_read_endpoint, ret); - else - cy_as_dma_cancel(dev_p, - dev_p->storage_write_endpoint, ret); - } - } else if (cy_as_ll_request_response__get_code(resp) != - CY_RESP_SUCCESS_FAILURE) { - ret = CY_AS_ERROR_INVALID_RESPONSE; - } - - dev_p->storage_wait = cy_false; - dev_p->storage_error = ret; - - /* Wake any threads/processes that are waiting on - * the read/write completion. */ - cy_as_hal_wake(&dev_p->context[context]->channel); -} - -static cy_as_return_status_t -cy_as_storage_sync_oper(cy_as_device *dev_p, - cy_as_end_point_number_t ep, uint8_t reqtype, - cy_as_bus_number_t bus, uint32_t device, - uint32_t unit, uint32_t block, void *data_p, - uint16_t num_blocks) -{ - cy_as_ll_request_response *req_p , *reply_p; - cy_as_return_status_t ret = CY_AS_ERROR_SUCCESS; - cy_as_context *ctxt_p; - uint32_t loopcount = 200; - - ret = is_storage_active(dev_p); - if (ret != CY_AS_ERROR_SUCCESS) - return ret; - - if (bus < 0 || bus >= CY_AS_MAX_BUSES) - return CY_AS_ERROR_NO_SUCH_BUS; - - if (device >= CY_AS_MAX_STORAGE_DEVICES) - return CY_AS_ERROR_NO_SUCH_DEVICE; - - if (unit > 255) - return CY_AS_ERROR_NO_SUCH_UNIT; - - if ((cy_as_device_is_storage_async_pending(dev_p)) || - (dev_p->storage_wait)) - return CY_AS_ERROR_ASYNC_PENDING; - - /* Also need to check for pending Async MTP writes */ - if (cy_as_device_is_usb_async_pending(dev_p, 6)) - return CY_AS_ERROR_ASYNC_PENDING; - - /* We are supposed to return success if the number of - * blocks is zero - */ - if (num_blocks == 0) - return CY_AS_ERROR_SUCCESS; - - if (dev_p->storage_device_info[bus][device].block_size == 0) { - /* - * normally, a given device has been queried via - * the query device call before a read request is issued. - * therefore, this normally will not be run. - */ - ret = cy_as_get_block_size(dev_p, bus, device, 0); - if (ret != CY_AS_ERROR_SUCCESS) - return ret; - } - - /* Initialise the request to send to the West Bridge. */ - req_p = dev_p->storage_rw_req_p; - cy_as_ll_init_request(req_p, reqtype, - CY_RQT_STORAGE_RQT_CONTEXT, 5); - - /* Initialise the space for reply from - * the West Bridge. */ - reply_p = dev_p->storage_rw_resp_p; - cy_as_ll_init_response(reply_p, 5); - cy_as_device_clear_p2s_dma_start_recvd(dev_p); - - /* Setup the DMA request */ - if (reqtype == CY_RQT_READ_BLOCK) { - ret = cy_as_dma_queue_request(dev_p, ep, data_p, - dev_p->storage_device_info[bus][device].block_size * - num_blocks, cy_false, - cy_true, cy_as_sync_storage_callback); - dev_p->storage_oper = cy_as_op_read; - } else if (reqtype == CY_RQT_WRITE_BLOCK) { - ret = cy_as_dma_queue_request(dev_p, ep, data_p, - dev_p->storage_device_info[bus][device].block_size * - num_blocks, cy_false, cy_false, - cy_as_sync_storage_callback); - dev_p->storage_oper = cy_as_op_write; - } - - if (ret != CY_AS_ERROR_SUCCESS) - return ret; - - cy_as_ll_request_response__set_word(req_p, 0, - create_address(bus, (uint8_t)device, (uint8_t)unit)); - cy_as_ll_request_response__set_word(req_p, 1, - (uint16_t)((block >> 16) & 0xffff)); - cy_as_ll_request_response__set_word(req_p, 2, - (uint16_t)(block & 0xffff)); - cy_as_ll_request_response__set_word(req_p, 3, - (uint16_t)((num_blocks >> 8) & 0x00ff)); - cy_as_ll_request_response__set_word(req_p, 4, - (uint16_t)((num_blocks << 8) & 0xff00)); - - /* Set the burst mode flag. */ - if (dev_p->is_storage_only_mode) - req_p->data[4] |= 0x0001; - - /* Send the request and wait for - * completion of storage request */ - dev_p->storage_wait = cy_true; - ret = cy_as_ll_send_request(dev_p, req_p, reply_p, cy_true, - cy_as_sync_storage_reply_callback); - if (ret != CY_AS_ERROR_SUCCESS) { - cy_as_dma_cancel(dev_p, ep, CY_AS_ERROR_CANCELED); - } else { - /* Setup the DMA request */ - ctxt_p = dev_p->context[CY_RQT_STORAGE_RQT_CONTEXT]; - ret = cy_as_dma_drain_queue(dev_p, ep, cy_false); - - while (loopcount-- > 0) { - if (dev_p->storage_wait == cy_false) - break; - cy_as_hal_sleep_on(&ctxt_p->channel, 10); - } - - if (dev_p->storage_wait == cy_true) { - dev_p->storage_wait = cy_false; - cy_as_ll_remove_request(dev_p, ctxt_p, req_p, cy_true); - ret = CY_AS_ERROR_TIMEOUT; - } - - if (ret == CY_AS_ERROR_SUCCESS) - ret = dev_p->storage_error; - } - - return ret; -} - -cy_as_return_status_t -cy_as_storage_read(cy_as_device_handle handle, - cy_as_bus_number_t bus, uint32_t device, - uint32_t unit, uint32_t block, - void *data_p, uint16_t num_blocks) -{ - cy_as_device *dev_p = (cy_as_device *)handle; - - if (!dev_p || (dev_p->sig != CY_AS_DEVICE_HANDLE_SIGNATURE)) - return CY_AS_ERROR_INVALID_HANDLE; - - return cy_as_storage_sync_oper(dev_p, dev_p->storage_read_endpoint, - CY_RQT_READ_BLOCK, bus, device, - unit, block, data_p, num_blocks); -} -EXPORT_SYMBOL(cy_as_storage_read); - -cy_as_return_status_t -cy_as_storage_write(cy_as_device_handle handle, - cy_as_bus_number_t bus, uint32_t device, - uint32_t unit, uint32_t block, void *data_p, - uint16_t num_blocks) -{ - cy_as_device *dev_p = (cy_as_device *)handle; - - if (!dev_p || (dev_p->sig != CY_AS_DEVICE_HANDLE_SIGNATURE)) - return CY_AS_ERROR_INVALID_HANDLE; - - if (dev_p->mtp_turbo_active) - return CY_AS_ERROR_NOT_VALID_DURING_MTP; - - return cy_as_storage_sync_oper(dev_p, - dev_p->storage_write_endpoint, - CY_RQT_WRITE_BLOCK, bus, device, - unit, block, data_p, num_blocks); -} -EXPORT_SYMBOL(cy_as_storage_write); - -cy_as_return_status_t -cy_as_storage_read_async(cy_as_device_handle handle, - cy_as_bus_number_t bus, uint32_t device, uint32_t unit, - uint32_t block, void *data_p, uint16_t num_blocks, - cy_as_storage_callback callback) -{ - cy_as_device *dev_p = (cy_as_device *)handle; - - if (!dev_p || (dev_p->sig != CY_AS_DEVICE_HANDLE_SIGNATURE)) - return CY_AS_ERROR_INVALID_HANDLE; - - if (callback == 0) - return CY_AS_ERROR_NULL_CALLBACK; - - return cy_as_storage_async_oper(dev_p, - dev_p->storage_read_endpoint, CY_RQT_READ_BLOCK, - CY_AS_REQUEST_RESPONSE_MS, bus, device, unit, - block, data_p, num_blocks, NULL, callback); -} -EXPORT_SYMBOL(cy_as_storage_read_async); - -cy_as_return_status_t -cy_as_storage_write_async(cy_as_device_handle handle, - cy_as_bus_number_t bus, uint32_t device, uint32_t unit, - uint32_t block, void *data_p, uint16_t num_blocks, - cy_as_storage_callback callback) -{ - cy_as_device *dev_p = (cy_as_device *)handle; - - if (!dev_p || (dev_p->sig != CY_AS_DEVICE_HANDLE_SIGNATURE)) - return CY_AS_ERROR_INVALID_HANDLE; - - if (callback == 0) - return CY_AS_ERROR_NULL_CALLBACK; - - if (dev_p->mtp_turbo_active) - return CY_AS_ERROR_NOT_VALID_DURING_MTP; - - return cy_as_storage_async_oper(dev_p, - dev_p->storage_write_endpoint, CY_RQT_WRITE_BLOCK, - CY_AS_REQUEST_RESPONSE_MS, bus, device, unit, block, - data_p, num_blocks, NULL, callback); -} -EXPORT_SYMBOL(cy_as_storage_write_async); - -static void -my_storage_cancel_callback( - cy_as_device *dev_p, - uint8_t context, - cy_as_ll_request_response *rqt, - cy_as_ll_request_response *resp, - cy_as_return_status_t stat) -{ - (void)context; - (void)stat; - - /* Nothing to do here, except free up the - * request and response structures. */ - cy_as_ll_destroy_response(dev_p, resp); - cy_as_ll_destroy_request(dev_p, rqt); -} - - -cy_as_return_status_t -cy_as_storage_cancel_async(cy_as_device_handle handle) -{ - cy_as_return_status_t ret; - cy_as_ll_request_response *req_p , *reply_p; - - cy_as_device *dev_p = (cy_as_device *)handle; - if (!dev_p || (dev_p->sig != CY_AS_DEVICE_HANDLE_SIGNATURE)) - return CY_AS_ERROR_INVALID_HANDLE; - - ret = is_storage_active(dev_p); - if (ret != CY_AS_ERROR_SUCCESS) - return ret; - - if (!cy_as_device_is_storage_async_pending(dev_p)) - return CY_AS_ERROR_ASYNC_NOT_PENDING; - - /* - * create and send a mailbox request to firmware - * asking it to abort processing of the current - * P2S operation. the rest of the cancel processing will be - * driven through the callbacks for the read/write call. - */ - req_p = cy_as_ll_create_request(dev_p, CY_RQT_ABORT_P2S_XFER, - CY_RQT_GENERAL_RQT_CONTEXT, 1); - if (req_p == 0) - return CY_AS_ERROR_OUT_OF_MEMORY; - - reply_p = cy_as_ll_create_response(dev_p, 1); - if (reply_p == 0) { - cy_as_ll_destroy_request(dev_p, req_p); - return CY_AS_ERROR_OUT_OF_MEMORY; - } - - ret = cy_as_ll_send_request(dev_p, req_p, - reply_p, cy_false, my_storage_cancel_callback); - if (ret) { - cy_as_ll_destroy_request(dev_p, req_p); - cy_as_ll_destroy_response(dev_p, reply_p); - } - - return CY_AS_ERROR_SUCCESS; -} -EXPORT_SYMBOL(cy_as_storage_cancel_async); - -/* - * This function does all the API side clean-up associated with - * CyAsStorageStop, without any communication with the firmware. - */ -void cy_as_storage_cleanup(cy_as_device *dev_p) -{ - if (dev_p->storage_count) { - cy_as_ll_destroy_request(dev_p, dev_p->storage_rw_req_p); - cy_as_ll_destroy_response(dev_p, dev_p->storage_rw_resp_p); - dev_p->storage_count = 0; - cy_as_device_clear_scsi_messages(dev_p); - cy_as_hal_mem_set(dev_p->storage_device_info, - 0, sizeof(dev_p->storage_device_info)); - - cy_as_device_clear_storage_async_pending(dev_p); - dev_p->storage_cb = 0; - dev_p->storage_cb_ms = 0; - dev_p->storage_wait = cy_false; - } -} - -static cy_as_return_status_t -my_handle_response_sd_reg_read( - cy_as_device *dev_p, - cy_as_ll_request_response *req_p, - cy_as_ll_request_response *reply_p, - cy_as_storage_sd_reg_read_data *info) -{ - cy_as_return_status_t ret = CY_AS_ERROR_SUCCESS; - uint8_t resp_type, i; - uint16_t resp_len; - uint8_t length = info->length; - uint8_t *data_p = info->buf_p; - - resp_type = cy_as_ll_request_response__get_code(reply_p); - if (resp_type == CY_RESP_SD_REGISTER_DATA) { - uint16_t *resp_p = reply_p->data + 1; - uint16_t temp; - - resp_len = cy_as_ll_request_response__get_word(reply_p, 0); - cy_as_hal_assert(resp_len >= length); - - /* - * copy the values into the output buffer after doing the - * necessary bit shifting. the bit shifting is required because - * the data comes out of the west bridge with a 6 bit offset. - */ - i = 0; - while (length) { - temp = ((resp_p[i] << 6) | (resp_p[i + 1] >> 10)); - i++; - - *data_p++ = (uint8_t)(temp >> 8); - length--; - - if (length) { - *data_p++ = (uint8_t)(temp & 0xFF); - length--; - } - } - } else { - if (resp_type == CY_RESP_SUCCESS_FAILURE) - ret = cy_as_ll_request_response__get_word(reply_p, 0); - else - ret = CY_AS_ERROR_INVALID_RESPONSE; - } - - cy_as_ll_destroy_response(dev_p, reply_p); - cy_as_ll_destroy_request(dev_p, req_p); - - return ret; -} - -cy_as_return_status_t -cy_as_storage_sd_register_read( - cy_as_device_handle handle, - cy_as_bus_number_t bus, - uint8_t device, - cy_as_sd_card_reg_type reg_type, - cy_as_storage_sd_reg_read_data *data_p, - cy_as_function_callback cb, - uint32_t client) -{ - cy_as_ll_request_response *req_p , *reply_p; - cy_as_return_status_t ret = CY_AS_ERROR_SUCCESS; - uint8_t length; - - /* - * sanity checks required before sending the request to the - * firmware. - */ - cy_as_device *dev_p = (cy_as_device *)handle; - if (!dev_p || (dev_p->sig != CY_AS_DEVICE_HANDLE_SIGNATURE)) - return CY_AS_ERROR_INVALID_HANDLE; - - ret = is_storage_active(dev_p); - if (ret != CY_AS_ERROR_SUCCESS) - return ret; - - if (device >= CY_AS_MAX_STORAGE_DEVICES) - return CY_AS_ERROR_NO_SUCH_DEVICE; - - if (reg_type > cy_as_sd_reg_CSD) - return CY_AS_ERROR_INVALID_PARAMETER; - - /* If SD/MMC media is not supported on the - * addressed bus, return error. */ - if ((dev_p->media_supported[bus] & (1 << cy_as_media_sd_flash)) == 0) - return CY_AS_ERROR_INVALID_PARAMETER; - - /* - * find the amount of data to be returned. this will be the minimum of - * the actual data length, and the length requested. - */ - switch (reg_type) { - case cy_as_sd_reg_OCR: - length = CY_AS_SD_REG_OCR_LENGTH; - break; - case cy_as_sd_reg_CID: - length = CY_AS_SD_REG_CID_LENGTH; - break; - case cy_as_sd_reg_CSD: - length = CY_AS_SD_REG_CSD_LENGTH; - break; - - default: - length = 0; - cy_as_hal_assert(0); - } - - if (length < data_p->length) - data_p->length = length; - length = data_p->length; - - /* Create the request to send to the West Bridge device */ - req_p = cy_as_ll_create_request(dev_p, CY_RQT_SD_REGISTER_READ, - CY_RQT_STORAGE_RQT_CONTEXT, 1); - if (req_p == 0) - return CY_AS_ERROR_OUT_OF_MEMORY; - - cy_as_ll_request_response__set_word(req_p, 0, - (create_address(bus, device, 0) | (uint16_t)reg_type)); - - reply_p = cy_as_ll_create_response(dev_p, - CY_AS_SD_REG_MAX_RESP_LENGTH); - if (reply_p == 0) { - cy_as_ll_destroy_request(dev_p, req_p); - return CY_AS_ERROR_OUT_OF_MEMORY; - } - - if (cb == 0) { - ret = cy_as_ll_send_request_wait_reply(dev_p, req_p, reply_p); - if (ret != CY_AS_ERROR_SUCCESS) - goto destroy; - - return my_handle_response_sd_reg_read(dev_p, - req_p, reply_p, data_p); - } else { - ret = cy_as_misc_send_request(dev_p, cb, client, - CY_FUNCT_CB_STOR_SDREGISTERREAD, data_p, - dev_p->func_cbs_stor, CY_AS_REQUEST_RESPONSE_EX, - req_p, reply_p, cy_as_storage_func_callback); - - if (ret != CY_AS_ERROR_SUCCESS) - goto destroy; - - /* The request and response are freed as part of the - * MiscFuncCallback */ - return ret; - } - -destroy: - cy_as_ll_destroy_request(dev_p, req_p); - cy_as_ll_destroy_response(dev_p, reply_p); - - return ret; -} -EXPORT_SYMBOL(cy_as_storage_sd_register_read); - -cy_as_return_status_t -cy_as_storage_create_p_partition( - /* Handle to the device of interest */ - cy_as_device_handle handle, - cy_as_bus_number_t bus, - uint32_t device, - /* of P-port only partition in blocks */ - uint32_t size, - cy_as_function_callback cb, - uint32_t client) -{ - cy_as_ll_request_response *req_p, *reply_p; - cy_as_return_status_t ret = CY_AS_ERROR_SUCCESS; - cy_as_device *dev_p = (cy_as_device *)handle; - - if (!dev_p || (dev_p->sig != CY_AS_DEVICE_HANDLE_SIGNATURE)) - return CY_AS_ERROR_INVALID_HANDLE; - - ret = is_storage_active(dev_p); - if (ret != CY_AS_ERROR_SUCCESS) - return ret; - - /* Partitions cannot be created or deleted while - * the USB stack is active. */ - if (dev_p->usb_count) - return CY_AS_ERROR_USB_RUNNING; - - /* Create the request to send to the West Bridge device */ - req_p = cy_as_ll_create_request(dev_p, CY_RQT_PARTITION_STORAGE, - CY_RQT_STORAGE_RQT_CONTEXT, 3); - - if (req_p == 0) - return CY_AS_ERROR_OUT_OF_MEMORY; - - /* Reserve space for the reply, the reply - * data will not exceed one word */ - reply_p = cy_as_ll_create_response(dev_p, 1); - if (reply_p == 0) { - cy_as_ll_destroy_request(dev_p, req_p); - return CY_AS_ERROR_OUT_OF_MEMORY; - } - cy_as_ll_request_response__set_word(req_p, 0, - create_address(bus, (uint8_t)device, 0x00)); - cy_as_ll_request_response__set_word(req_p, 1, - (uint16_t)((size >> 16) & 0xffff)); - cy_as_ll_request_response__set_word(req_p, 2, - (uint16_t)(size & 0xffff)); - - if (cb == 0) { - ret = cy_as_ll_send_request_wait_reply(dev_p, req_p, reply_p); - if (ret != CY_AS_ERROR_SUCCESS) - goto destroy; - - return my_handle_response_no_data(dev_p, req_p, reply_p); - } else { - ret = cy_as_misc_send_request(dev_p, cb, client, - CY_FUNCT_CB_STOR_PARTITION, 0, dev_p->func_cbs_stor, - CY_AS_REQUEST_RESPONSE_EX, req_p, reply_p, - cy_as_storage_func_callback); - - if (ret != CY_AS_ERROR_SUCCESS) - goto destroy; - - /* The request and response are freed as part of the - * FuncCallback */ - return ret; - - } - -destroy: - cy_as_ll_destroy_request(dev_p, req_p); - cy_as_ll_destroy_response(dev_p, reply_p); - - return ret; -} -EXPORT_SYMBOL(cy_as_storage_create_p_partition); - -cy_as_return_status_t -cy_as_storage_remove_p_partition( - cy_as_device_handle handle, - cy_as_bus_number_t bus, - uint32_t device, - cy_as_function_callback cb, - uint32_t client) -{ - cy_as_ll_request_response *req_p, *reply_p; - cy_as_return_status_t ret = CY_AS_ERROR_SUCCESS; - cy_as_device *dev_p = (cy_as_device *)handle; - - if (!dev_p || (dev_p->sig != CY_AS_DEVICE_HANDLE_SIGNATURE)) - return CY_AS_ERROR_INVALID_HANDLE; - - ret = is_storage_active(dev_p); - if (ret != CY_AS_ERROR_SUCCESS) - return ret; - - /* Partitions cannot be created or deleted while - * the USB stack is active. */ - if (dev_p->usb_count) - return CY_AS_ERROR_USB_RUNNING; - - /* Create the request to send to the West Bridge device */ - req_p = cy_as_ll_create_request(dev_p, CY_RQT_PARTITION_ERASE, - CY_RQT_STORAGE_RQT_CONTEXT, 1); - if (req_p == 0) - return CY_AS_ERROR_OUT_OF_MEMORY; - - /* Reserve space for the reply, the reply - * data will not exceed one word */ - reply_p = cy_as_ll_create_response(dev_p, 1); - if (reply_p == 0) { - cy_as_ll_destroy_request(dev_p, req_p); - return CY_AS_ERROR_OUT_OF_MEMORY; - } - - cy_as_ll_request_response__set_word(req_p, - 0, create_address(bus, (uint8_t)device, 0x00)); - - if (cb == 0) { - ret = cy_as_ll_send_request_wait_reply(dev_p, req_p, reply_p); - if (ret != CY_AS_ERROR_SUCCESS) - goto destroy; - - return my_handle_response_no_data(dev_p, req_p, reply_p); - } else { - ret = cy_as_misc_send_request(dev_p, cb, client, - CY_FUNCT_CB_NODATA, 0, dev_p->func_cbs_stor, - CY_AS_REQUEST_RESPONSE_EX, req_p, reply_p, - cy_as_storage_func_callback); - - if (ret != CY_AS_ERROR_SUCCESS) - goto destroy; - - /* The request and response are freed - * as part of the FuncCallback */ - return ret; - - } - -destroy: - cy_as_ll_destroy_request(dev_p, req_p); - cy_as_ll_destroy_response(dev_p, reply_p); - - return ret; -} -EXPORT_SYMBOL(cy_as_storage_remove_p_partition); - -static cy_as_return_status_t -my_handle_response_get_transfer_amount(cy_as_device *dev_p, - cy_as_ll_request_response *req_p, - cy_as_ll_request_response *reply_p, - cy_as_m_s_c_progress_data *data) -{ - cy_as_return_status_t ret = CY_AS_ERROR_SUCCESS; - uint8_t code = cy_as_ll_request_response__get_code(reply_p); - uint16_t v1, v2; - - if (code != CY_RESP_TRANSFER_COUNT) { - ret = CY_AS_ERROR_INVALID_RESPONSE; - goto destroy; - } - - v1 = cy_as_ll_request_response__get_word(reply_p, 0); - v2 = cy_as_ll_request_response__get_word(reply_p, 1); - data->wr_count = (uint32_t)((v1 << 16) | v2); - - v1 = cy_as_ll_request_response__get_word(reply_p, 2); - v2 = cy_as_ll_request_response__get_word(reply_p, 3); - data->rd_count = (uint32_t)((v1 << 16) | v2); - -destroy: - cy_as_ll_destroy_request(dev_p, req_p); - cy_as_ll_destroy_response(dev_p, reply_p); - - return ret; -} - -cy_as_return_status_t -cy_as_storage_get_transfer_amount( - cy_as_device_handle handle, - cy_as_bus_number_t bus, - uint32_t device, - cy_as_m_s_c_progress_data *data_p, - cy_as_function_callback cb, - uint32_t client - ) -{ - cy_as_ll_request_response *req_p, *reply_p; - cy_as_return_status_t ret = CY_AS_ERROR_SUCCESS; - cy_as_device *dev_p = (cy_as_device *)handle; - - if (!dev_p || (dev_p->sig != CY_AS_DEVICE_HANDLE_SIGNATURE)) - return CY_AS_ERROR_INVALID_HANDLE; - - ret = is_storage_active(dev_p); - if (ret != CY_AS_ERROR_SUCCESS) - return ret; - - /* Check if the firmware image supports this feature. */ - if ((dev_p->media_supported[0]) && (dev_p->media_supported[0] - == (1 << cy_as_media_nand))) - return CY_AS_ERROR_NOT_SUPPORTED; - - /* Create the request to send to the West Bridge device */ - req_p = cy_as_ll_create_request(dev_p, CY_RQT_GET_TRANSFER_AMOUNT, - CY_RQT_STORAGE_RQT_CONTEXT, 1); - if (req_p == 0) - return CY_AS_ERROR_OUT_OF_MEMORY; - - /* Reserve space for the reply, the reply data - * will not exceed four words. */ - reply_p = cy_as_ll_create_response(dev_p, 4); - if (reply_p == 0) { - cy_as_ll_destroy_request(dev_p, req_p); - return CY_AS_ERROR_OUT_OF_MEMORY; - } - - cy_as_ll_request_response__set_word(req_p, 0, - create_address(bus, (uint8_t)device, 0x00)); - - if (cb == 0) { - ret = cy_as_ll_send_request_wait_reply(dev_p, req_p, reply_p); - if (ret != CY_AS_ERROR_SUCCESS) - goto destroy; - - return my_handle_response_get_transfer_amount(dev_p, - req_p, reply_p, data_p); - } else { - ret = cy_as_misc_send_request(dev_p, cb, client, - CY_FUNCT_CB_STOR_GETTRANSFERAMOUNT, (void *)data_p, - dev_p->func_cbs_stor, CY_AS_REQUEST_RESPONSE_EX, - req_p, reply_p, cy_as_storage_func_callback); - - if (ret != CY_AS_ERROR_SUCCESS) - goto destroy; - - /* The request and response are freed as part of the - * FuncCallback */ - return ret; - } - -destroy: - cy_as_ll_destroy_request(dev_p, req_p); - cy_as_ll_destroy_response(dev_p, reply_p); - - return ret; - -} -EXPORT_SYMBOL(cy_as_storage_get_transfer_amount); - -cy_as_return_status_t -cy_as_storage_erase( - cy_as_device_handle handle, - cy_as_bus_number_t bus, - uint32_t device, - uint32_t erase_unit, - uint16_t num_erase_units, - cy_as_function_callback cb, - uint32_t client - ) -{ - cy_as_ll_request_response *req_p, *reply_p; - cy_as_return_status_t ret = CY_AS_ERROR_SUCCESS; - cy_as_device *dev_p = (cy_as_device *)handle; - - if (!dev_p || (dev_p->sig != CY_AS_DEVICE_HANDLE_SIGNATURE)) - return CY_AS_ERROR_INVALID_HANDLE; - - ret = is_storage_active(dev_p); - if (ret != CY_AS_ERROR_SUCCESS) - return ret; - - if (bus < 0 || bus >= CY_AS_MAX_BUSES) - return CY_AS_ERROR_NO_SUCH_BUS; - - if (device >= CY_AS_MAX_STORAGE_DEVICES) - return CY_AS_ERROR_NO_SUCH_DEVICE; - - if (dev_p->storage_device_info[bus][device].block_size == 0) - return CY_AS_ERROR_QUERY_DEVICE_NEEDED; - - /* If SD is not supported on the specified bus, then return ERROR */ - if (dev_p->storage_device_info[bus][device].type != - cy_as_media_sd_flash) - return CY_AS_ERROR_NOT_SUPPORTED; - - if (num_erase_units == 0) - return CY_AS_ERROR_SUCCESS; - - /* Create the request to send to the West Bridge device */ - req_p = cy_as_ll_create_request(dev_p, CY_RQT_ERASE, - CY_RQT_STORAGE_RQT_CONTEXT, 5); - - if (req_p == 0) - return CY_AS_ERROR_OUT_OF_MEMORY; - - /* Reserve space for the reply, the reply - * data will not exceed four words. */ - reply_p = cy_as_ll_create_response(dev_p, 4); - if (reply_p == 0) { - cy_as_ll_destroy_request(dev_p, req_p); - return CY_AS_ERROR_OUT_OF_MEMORY; - } - - cy_as_ll_request_response__set_word(req_p, 0, - create_address(bus, (uint8_t)device, 0x00)); - cy_as_ll_request_response__set_word(req_p, 1, - (uint16_t)((erase_unit >> 16) & 0xffff)); - cy_as_ll_request_response__set_word(req_p, 2, - (uint16_t)(erase_unit & 0xffff)); - cy_as_ll_request_response__set_word(req_p, 3, - (uint16_t)((num_erase_units >> 8) & 0x00ff)); - cy_as_ll_request_response__set_word(req_p, 4, - (uint16_t)((num_erase_units << 8) & 0xff00)); - - if (cb == 0) { - ret = cy_as_ll_send_request_wait_reply(dev_p, req_p, reply_p); - if (ret != CY_AS_ERROR_SUCCESS) - goto destroy; - - ret = my_handle_response_no_data(dev_p, req_p, reply_p); - - /* If error = "invalid response", this (very likely) means - * that we are not using the SD-only firmware module which - * is the only one supporting storage_erase. in this case - * force a "non supported" error code */ - if (ret == CY_AS_ERROR_INVALID_RESPONSE) - ret = CY_AS_ERROR_NOT_SUPPORTED; - - return ret; - } else { - ret = cy_as_misc_send_request(dev_p, cb, client, - CY_FUNCT_CB_STOR_ERASE, 0, dev_p->func_cbs_stor, - CY_AS_REQUEST_RESPONSE_EX, req_p, reply_p, - cy_as_storage_func_callback); - - if (ret != CY_AS_ERROR_SUCCESS) - goto destroy; - - /* The request and response are freed - * as part of the FuncCallback */ - return ret; - } - -destroy: - cy_as_ll_destroy_request(dev_p, req_p); - cy_as_ll_destroy_response(dev_p, reply_p); - - return ret; -} -EXPORT_SYMBOL(cy_as_storage_erase); - -static void -cy_as_storage_func_callback(cy_as_device *dev_p, - uint8_t context, - cy_as_ll_request_response *rqt, - cy_as_ll_request_response *resp, - cy_as_return_status_t stat) -{ - cy_as_func_c_b_node *node = (cy_as_func_c_b_node *) - dev_p->func_cbs_stor->head_p; - cy_as_return_status_t ret = CY_AS_ERROR_SUCCESS; - - cy_bool ex_request = (rqt->flags & CY_AS_REQUEST_RESPONSE_EX) - == CY_AS_REQUEST_RESPONSE_EX; - cy_bool ms_request = (rqt->flags & CY_AS_REQUEST_RESPONSE_MS) - == CY_AS_REQUEST_RESPONSE_MS; - uint8_t code; - uint8_t cntxt; - - cy_as_hal_assert(ex_request || ms_request); - cy_as_hal_assert(dev_p->func_cbs_stor->count != 0); - cy_as_hal_assert(dev_p->func_cbs_stor->type == CYAS_FUNC_CB); - (void) ex_request; - (void) ms_request; - - (void)context; - - cntxt = cy_as_ll_request_response__get_context(rqt); - cy_as_hal_assert(cntxt == CY_RQT_STORAGE_RQT_CONTEXT); - - code = cy_as_ll_request_response__get_code(rqt); - switch (code) { - case CY_RQT_START_STORAGE: - ret = my_handle_response_storage_start(dev_p, rqt, resp, stat); - break; - case CY_RQT_STOP_STORAGE: - ret = my_handle_response_storage_stop(dev_p, rqt, resp, stat); - break; - case CY_RQT_CLAIM_STORAGE: - ret = my_handle_response_storage_claim(dev_p, rqt, resp); - break; - case CY_RQT_RELEASE_STORAGE: - ret = my_handle_response_storage_release(dev_p, rqt, resp); - break; - case CY_RQT_QUERY_MEDIA: - cy_as_hal_assert(cy_false);/* Not used any more. */ - break; - case CY_RQT_QUERY_BUS: - cy_as_hal_assert(node->data != 0); - ret = my_handle_response_storage_query_bus(dev_p, - rqt, resp, (uint32_t *)node->data); - break; - case CY_RQT_QUERY_DEVICE: - cy_as_hal_assert(node->data != 0); - ret = my_handle_response_storage_query_device(dev_p, - rqt, resp, node->data); - break; - case CY_RQT_QUERY_UNIT: - cy_as_hal_assert(node->data != 0); - ret = my_handle_response_storage_query_unit(dev_p, - rqt, resp, node->data); - break; - case CY_RQT_SD_INTERFACE_CONTROL: - ret = my_handle_response_no_data(dev_p, rqt, resp); - break; - case CY_RQT_SD_REGISTER_READ: - cy_as_hal_assert(node->data != 0); - ret = my_handle_response_sd_reg_read(dev_p, rqt, resp, - (cy_as_storage_sd_reg_read_data *)node->data); - break; - case CY_RQT_PARTITION_STORAGE: - ret = my_handle_response_no_data(dev_p, rqt, resp); - break; - case CY_RQT_PARTITION_ERASE: - ret = my_handle_response_no_data(dev_p, rqt, resp); - break; - case CY_RQT_GET_TRANSFER_AMOUNT: - cy_as_hal_assert(node->data != 0); - ret = my_handle_response_get_transfer_amount(dev_p, - rqt, resp, (cy_as_m_s_c_progress_data *)node->data); - break; - case CY_RQT_ERASE: - ret = my_handle_response_no_data(dev_p, rqt, resp); - - /* If error = "invalid response", this (very likely) - * means that we are not using the SD-only firmware - * module which is the only one supporting storage_erase. - * in this case force a "non supported" error code */ - if (ret == CY_AS_ERROR_INVALID_RESPONSE) - ret = CY_AS_ERROR_NOT_SUPPORTED; - - break; - - default: - ret = CY_AS_ERROR_INVALID_RESPONSE; - cy_as_hal_assert(cy_false); - break; - } - - /* - * if the low level layer returns a direct error, use the - * corresponding error code. if not, use the error code - * based on the response from firmware. - */ - if (stat == CY_AS_ERROR_SUCCESS) - stat = ret; - - /* Call the user callback, if there is one */ - if (node->cb_p) - node->cb_p((cy_as_device_handle)dev_p, stat, - node->client_data, node->data_type, node->data); - cy_as_remove_c_b_node(dev_p->func_cbs_stor); -} - - -static void -cy_as_sdio_sync_reply_callback( - cy_as_device *dev_p, - uint8_t context, - cy_as_ll_request_response *rqt, - cy_as_ll_request_response *resp, - cy_as_return_status_t ret) -{ - (void)rqt; - - if ((cy_as_ll_request_response__get_code(resp) == - CY_RESP_SDIO_GET_TUPLE) || - (cy_as_ll_request_response__get_code(resp) == - CY_RESP_SDIO_EXT)) { - ret = cy_as_ll_request_response__get_word(resp, 0); - if ((ret & 0x00FF) != CY_AS_ERROR_SUCCESS) { - if (cy_as_ll_request_response__get_code(rqt) == - CY_RQT_SDIO_READ_EXTENDED) - cy_as_dma_cancel(dev_p, - dev_p->storage_read_endpoint, ret); - else - cy_as_dma_cancel(dev_p, - dev_p->storage_write_endpoint, ret); - } - } else { - ret = CY_AS_ERROR_INVALID_RESPONSE; - } - - dev_p->storage_rw_resp_p = resp; - dev_p->storage_wait = cy_false; - if (((ret & 0x00FF) == CY_AS_ERROR_IO_ABORTED) || ((ret & 0x00FF) - == CY_AS_ERROR_IO_SUSPENDED)) - dev_p->storage_error = (ret & 0x00FF); - else - dev_p->storage_error = (ret & 0x00FF) ? - CY_AS_ERROR_INVALID_RESPONSE : CY_AS_ERROR_SUCCESS; - - /* Wake any threads/processes that are waiting on - * the read/write completion. */ - cy_as_hal_wake(&dev_p->context[context]->channel); -} - -cy_as_return_status_t -cy_as_sdio_device_check( - cy_as_device *dev_p, - cy_as_bus_number_t bus, - uint32_t device) -{ - if (!dev_p || (dev_p->sig != CY_AS_DEVICE_HANDLE_SIGNATURE)) - return CY_AS_ERROR_INVALID_HANDLE; - - if (bus < 0 || bus >= CY_AS_MAX_BUSES) - return CY_AS_ERROR_NO_SUCH_BUS; - - if (device >= CY_AS_MAX_STORAGE_DEVICES) - return CY_AS_ERROR_NO_SUCH_DEVICE; - - if (!cy_as_device_is_astoria_dev(dev_p)) - return CY_AS_ERROR_NOT_SUPPORTED; - - return (is_storage_active(dev_p)); -} - -cy_as_return_status_t -cy_as_sdio_direct_io( - cy_as_device_handle handle, - cy_as_bus_number_t bus, - uint32_t device, - uint8_t n_function_no, - uint32_t address, - uint8_t misc_buf, - uint16_t argument, - uint8_t is_write, - uint8_t *data_p) -{ - cy_as_ll_request_response *req_p , *reply_p; - cy_as_return_status_t ret = CY_AS_ERROR_SUCCESS; - uint16_t resp_data; - - /* - * sanity checks required before sending the request to the - * firmware. - */ - cy_as_device *dev_p = (cy_as_device *)handle; - ret = cy_as_sdio_device_check(dev_p, bus, device); - if (ret != CY_AS_ERROR_SUCCESS) - return ret; - - - if (!(cy_as_sdio_check_function_initialized(handle, - bus, n_function_no))) - return CY_AS_ERROR_INVALID_FUNCTION; - if (cy_as_sdio_check_function_suspended(handle, bus, n_function_no)) - return CY_AS_ERROR_FUNCTION_SUSPENDED; - - req_p = cy_as_ll_create_request(dev_p, (is_write == cy_true) ? - CY_RQT_SDIO_WRITE_DIRECT : CY_RQT_SDIO_READ_DIRECT, - CY_RQT_STORAGE_RQT_CONTEXT, 3); - if (req_p == 0) - return CY_AS_ERROR_OUT_OF_MEMORY; - - /*Setting up request*/ - - cy_as_ll_request_response__set_word(req_p, 0, - create_address(bus, (uint8_t)device, n_function_no)); - /* D1 */ - if (is_write == cy_true) { - cy_as_ll_request_response__set_word(req_p, 1, - ((argument<<8) | 0x0080 | (n_function_no<<4) | - ((misc_buf&CY_SDIO_RAW)<<3) | - ((misc_buf&CY_SDIO_REARM_INT)>>5) | - (uint16_t)(address>>15))); - } else { - cy_as_ll_request_response__set_word(req_p, 1, - (n_function_no<<4) | ((misc_buf&CY_SDIO_REARM_INT)>>5) | - (uint16_t)(address>>15)); - } - /* D2 */ - cy_as_ll_request_response__set_word(req_p, 2, - ((uint16_t)((address&0x00007fff)<<1))); - - /*Create response*/ - reply_p = cy_as_ll_create_response(dev_p, 2); - - if (reply_p == 0) { - cy_as_ll_destroy_request(dev_p, req_p); - return CY_AS_ERROR_OUT_OF_MEMORY; - } - - /*Sending the request*/ - ret = cy_as_ll_send_request_wait_reply(dev_p, req_p, reply_p); - if (ret != CY_AS_ERROR_SUCCESS) - goto destroy; - - /*Check reply type*/ - if (cy_as_ll_request_response__get_code(reply_p) == - CY_RESP_SDIO_DIRECT) { - resp_data = cy_as_ll_request_response__get_word(reply_p, 0); - if (resp_data >> 8) - ret = CY_AS_ERROR_INVALID_RESPONSE; - else if (data_p != 0) - *(uint8_t *)(data_p) = (uint8_t)(resp_data&0x00ff); - } else { - ret = CY_AS_ERROR_INVALID_RESPONSE; - } - -destroy: - if (req_p != 0) - cy_as_ll_destroy_request(dev_p, req_p); - if (reply_p != 0) - cy_as_ll_destroy_response(dev_p, reply_p); - return ret; -} - - -cy_as_return_status_t -cy_as_sdio_direct_read( - cy_as_device_handle handle, - cy_as_bus_number_t bus, - uint32_t device, - uint8_t n_function_no, - uint32_t address, - uint8_t misc_buf, - uint8_t *data_p) -{ - return cy_as_sdio_direct_io(handle, bus, device, n_function_no, - address, misc_buf, 0x00, cy_false, data_p); -} -EXPORT_SYMBOL(cy_as_sdio_direct_read); - -cy_as_return_status_t -cy_as_sdio_direct_write( - cy_as_device_handle handle, - cy_as_bus_number_t bus, - uint32_t device, - uint8_t n_function_no, - uint32_t address, - uint8_t misc_buf, - uint16_t argument, - uint8_t *data_p) -{ - return cy_as_sdio_direct_io(handle, bus, device, n_function_no, - address, misc_buf, argument, cy_true, data_p); -} -EXPORT_SYMBOL(cy_as_sdio_direct_write); - -/*Cmd53 IO*/ -cy_as_return_status_t -cy_as_sdio_extended_i_o( - cy_as_device_handle handle, - cy_as_bus_number_t bus, - uint32_t device, - uint8_t n_function_no, - uint32_t address, - uint8_t misc_buf, - uint16_t argument, - uint8_t is_write, - uint8_t *data_p , - uint8_t is_resume) -{ - cy_as_ll_request_response *req_p , *reply_p; - cy_as_return_status_t ret = CY_AS_ERROR_SUCCESS; - uint8_t resp_type; - uint8_t reqtype; - uint16_t resp_data; - cy_as_context *ctxt_p; - uint32_t dmasize, loopcount = 200; - cy_as_end_point_number_t ep; - - cy_as_device *dev_p = (cy_as_device *)handle; - ret = cy_as_sdio_device_check(dev_p, bus, device); - if (ret != CY_AS_ERROR_SUCCESS) - return ret; - - if (!(cy_as_sdio_check_function_initialized(handle, - bus, n_function_no))) - return CY_AS_ERROR_INVALID_FUNCTION; - if (cy_as_sdio_check_function_suspended(handle, bus, n_function_no)) - return CY_AS_ERROR_FUNCTION_SUSPENDED; - - - if ((cy_as_device_is_storage_async_pending(dev_p)) || - (dev_p->storage_wait)) - return CY_AS_ERROR_ASYNC_PENDING; - - /* Request for 0 bytes of blocks is returned as a success*/ - if (argument == 0) - return CY_AS_ERROR_SUCCESS; - - /* Initialise the request to send to the West Bridge device. */ - if (is_write == cy_true) { - reqtype = CY_RQT_SDIO_WRITE_EXTENDED; - ep = dev_p->storage_write_endpoint; - } else { - reqtype = CY_RQT_SDIO_READ_EXTENDED; - ep = dev_p->storage_read_endpoint; - } - - req_p = dev_p->storage_rw_req_p; - cy_as_ll_init_request(req_p, reqtype, CY_RQT_STORAGE_RQT_CONTEXT, 3); - - /* Initialise the space for reply from the Antioch. */ - reply_p = dev_p->storage_rw_resp_p; - cy_as_ll_init_response(reply_p, 2); - - /* Setup the DMA request */ - if (!(misc_buf&CY_SDIO_BLOCKMODE)) { - if (argument > - dev_p->sdiocard[bus]. - function[n_function_no-1].blocksize) - return CY_AS_ERROR_INVALID_BLOCKSIZE; - - } else { - if (argument > 511) - return CY_AS_ERROR_INVALID_BLOCKSIZE; - } - - if (argument == 512) - argument = 0; - - dmasize = ((misc_buf&CY_SDIO_BLOCKMODE) != 0) ? - dev_p->sdiocard[bus].function[n_function_no-1].blocksize - * argument : argument; - - ret = cy_as_dma_queue_request(dev_p, ep, (void *)(data_p), - dmasize, cy_false, (is_write & cy_true) ? cy_false : - cy_true, cy_as_sync_storage_callback); - - if (ret != CY_AS_ERROR_SUCCESS) - return ret; - - cy_as_ll_request_response__set_word(req_p, 0, - create_address(bus, (uint8_t)device, - n_function_no | ((is_resume) ? 0x80 : 0x00))); - cy_as_ll_request_response__set_word(req_p, 1, - ((uint16_t)n_function_no)<<12| - ((uint16_t)(misc_buf & (CY_SDIO_BLOCKMODE|CY_SDIO_OP_INCR))) - << 9 | (uint16_t)(address >> 7) | - ((is_write == cy_true) ? 0x8000 : 0x0000)); - cy_as_ll_request_response__set_word(req_p, 2, - ((uint16_t)(address&0x0000ffff) << 9) | argument); - - - /* Send the request and wait for completion of storage request */ - dev_p->storage_wait = cy_true; - ret = cy_as_ll_send_request(dev_p, req_p, reply_p, - cy_true, cy_as_sdio_sync_reply_callback); - - if (ret != CY_AS_ERROR_SUCCESS) { - cy_as_dma_cancel(dev_p, ep, CY_AS_ERROR_CANCELED); - } else { - /* Setup the DMA request */ - ctxt_p = dev_p->context[CY_RQT_STORAGE_RQT_CONTEXT]; - ret = cy_as_dma_drain_queue(dev_p, ep, cy_true); - - while (loopcount-- > 0) { - if (dev_p->storage_wait == cy_false) - break; - cy_as_hal_sleep_on(&ctxt_p->channel, 10); - } - if (dev_p->storage_wait == cy_true) { - dev_p->storage_wait = cy_false; - cy_as_ll_remove_request(dev_p, ctxt_p, req_p, cy_true); - dev_p->storage_error = CY_AS_ERROR_TIMEOUT; - } - - ret = dev_p->storage_error; - - if (ret != CY_AS_ERROR_SUCCESS) - return ret; - - resp_type = cy_as_ll_request_response__get_code( - dev_p->storage_rw_resp_p); - if (resp_type == CY_RESP_SDIO_EXT) { - resp_data = cy_as_ll_request_response__get_word - (reply_p, 0)&0x00ff; - if (resp_data) - ret = CY_AS_ERROR_INVALID_REQUEST; - - } else { - ret = CY_AS_ERROR_INVALID_RESPONSE; - } - } - return ret; - -} - -static void -cy_as_sdio_async_reply_callback( - cy_as_device *dev_p, - uint8_t context, - cy_as_ll_request_response *rqt, - cy_as_ll_request_response *resp, - cy_as_return_status_t ret) -{ - cy_as_storage_callback cb_ms; - uint8_t reqtype; - uint32_t pendingblocks; - (void)rqt; - (void)context; - - pendingblocks = 0; - reqtype = cy_as_ll_request_response__get_code(rqt); - if (ret == CY_AS_ERROR_SUCCESS) { - if ((cy_as_ll_request_response__get_code(resp) == - CY_RESP_SUCCESS_FAILURE) || - (cy_as_ll_request_response__get_code(resp) == - CY_RESP_SDIO_EXT)) { - ret = cy_as_ll_request_response__get_word(resp, 0); - ret &= 0x00FF; - } else { - ret = CY_AS_ERROR_INVALID_RESPONSE; - } - } - - if (ret != CY_AS_ERROR_SUCCESS) { - if (reqtype == CY_RQT_SDIO_READ_EXTENDED) - cy_as_dma_cancel(dev_p, - dev_p->storage_read_endpoint, ret); - else - cy_as_dma_cancel(dev_p, - dev_p->storage_write_endpoint, ret); - - dev_p->storage_error = ret; - } - - dev_p->storage_wait = cy_false; - - /* - * if the DMA callback has already been called, - * the user callback has to be called from here. - */ - if (!cy_as_device_is_storage_async_pending(dev_p)) { - cy_as_hal_assert(dev_p->storage_cb_ms != NULL); - cb_ms = dev_p->storage_cb_ms; - - dev_p->storage_cb = 0; - dev_p->storage_cb_ms = 0; - - if ((ret == CY_AS_ERROR_SUCCESS) || - (ret == CY_AS_ERROR_IO_ABORTED) || - (ret == CY_AS_ERROR_IO_SUSPENDED)) { - ret = dev_p->storage_error; - pendingblocks = ((uint32_t) - cy_as_ll_request_response__get_word - (resp, 1)) << 16; - } else - ret = CY_AS_ERROR_INVALID_RESPONSE; - - cb_ms((cy_as_device_handle)dev_p, dev_p->storage_bus_index, - dev_p->storage_device_index, - (dev_p->storage_unit | pendingblocks), - dev_p->storage_block_addr, dev_p->storage_oper, ret); - } else - dev_p->storage_error = ret; -} - - -cy_as_return_status_t -cy_as_sdio_extended_i_o_async( - cy_as_device_handle handle, - cy_as_bus_number_t bus, - uint32_t device, - uint8_t n_function_no, - uint32_t address, - uint8_t misc_buf, - uint16_t argument, - uint8_t is_write, - uint8_t *data_p, - cy_as_storage_callback callback) -{ - - uint32_t mask; - uint32_t dmasize; - cy_as_ll_request_response *req_p , *reply_p; - uint8_t reqtype; - cy_as_end_point_number_t ep; - cy_as_return_status_t ret = CY_AS_ERROR_SUCCESS; - cy_as_device *dev_p = (cy_as_device *)handle; - - ret = cy_as_sdio_device_check(dev_p, bus, device); - if (ret != CY_AS_ERROR_SUCCESS) - return ret; - - if (!(cy_as_sdio_check_function_initialized(handle, - bus, n_function_no))) - return CY_AS_ERROR_INVALID_FUNCTION; - if (cy_as_sdio_check_function_suspended(handle, bus, n_function_no)) - return CY_AS_ERROR_FUNCTION_SUSPENDED; - - if (callback == 0) - return CY_AS_ERROR_NULL_CALLBACK; - - /* We are supposed to return success if the number of - * blocks is zero - */ - if (((misc_buf&CY_SDIO_BLOCKMODE) != 0) && (argument == 0)) { - callback(handle, bus, device, n_function_no, address, - ((is_write) ? cy_as_op_write : cy_as_op_read), - CY_AS_ERROR_SUCCESS); - return CY_AS_ERROR_SUCCESS; - } - - - /* - * since async operations can be triggered by interrupt - * code, we must insure that we do not get multiple async - * operations going at one time and protect this test and - * set operation from interrupts. - */ - mask = cy_as_hal_disable_interrupts(); - if ((cy_as_device_is_storage_async_pending(dev_p)) || - (dev_p->storage_wait)) { - cy_as_hal_enable_interrupts(mask); - return CY_AS_ERROR_ASYNC_PENDING; - } - cy_as_device_set_storage_async_pending(dev_p); - cy_as_hal_enable_interrupts(mask); - - - /* - * storage information about the currently - * outstanding request - */ - dev_p->storage_cb_ms = callback; - dev_p->storage_bus_index = bus; - dev_p->storage_device_index = device; - dev_p->storage_unit = n_function_no; - dev_p->storage_block_addr = address; - - if (is_write == cy_true) { - reqtype = CY_RQT_SDIO_WRITE_EXTENDED; - ep = dev_p->storage_write_endpoint; - } else { - reqtype = CY_RQT_SDIO_READ_EXTENDED; - ep = dev_p->storage_read_endpoint; - } - - /* Initialise the request to send to the West Bridge. */ - req_p = dev_p->storage_rw_req_p; - cy_as_ll_init_request(req_p, reqtype, - CY_RQT_STORAGE_RQT_CONTEXT, 3); - - /* Initialise the space for reply from the West Bridge. */ - reply_p = dev_p->storage_rw_resp_p; - cy_as_ll_init_response(reply_p, 2); - - if (!(misc_buf&CY_SDIO_BLOCKMODE)) { - if (argument > - dev_p->sdiocard[bus].function[n_function_no-1].blocksize) - return CY_AS_ERROR_INVALID_BLOCKSIZE; - - } else { - if (argument > 511) - return CY_AS_ERROR_INVALID_BLOCKSIZE; - } - - if (argument == 512) - argument = 0; - dmasize = ((misc_buf&CY_SDIO_BLOCKMODE) != 0) ? - dev_p->sdiocard[bus].function[n_function_no-1].blocksize * - argument : argument; - - /* Setup the DMA request and adjust the storage - * operation if we are reading */ - if (reqtype == CY_RQT_SDIO_READ_EXTENDED) { - ret = cy_as_dma_queue_request(dev_p, ep, - (void *)data_p, dmasize , cy_false, cy_true, - cy_as_async_storage_callback); - dev_p->storage_oper = cy_as_op_read; - } else if (reqtype == CY_RQT_SDIO_WRITE_EXTENDED) { - ret = cy_as_dma_queue_request(dev_p, ep, (void *)data_p, - dmasize, cy_false, cy_false, cy_as_async_storage_callback); - dev_p->storage_oper = cy_as_op_write; - } - - if (ret != CY_AS_ERROR_SUCCESS) { - cy_as_device_clear_storage_async_pending(dev_p); - return ret; - } - - cy_as_ll_request_response__set_word(req_p, 0, - create_address(bus, (uint8_t)device, n_function_no)); - cy_as_ll_request_response__set_word(req_p, 1, - ((uint16_t)n_function_no) << 12 | - ((uint16_t)(misc_buf & (CY_SDIO_BLOCKMODE | CY_SDIO_OP_INCR))) - << 9 | (uint16_t)(address>>7) | - ((is_write == cy_true) ? 0x8000 : 0x0000)); - cy_as_ll_request_response__set_word(req_p, 2, - ((uint16_t)(address&0x0000ffff) << 9) | argument); - - - /* Send the request and wait for completion of storage request */ - dev_p->storage_wait = cy_true; - ret = cy_as_ll_send_request(dev_p, req_p, reply_p, cy_true, - cy_as_sdio_async_reply_callback); - if (ret != CY_AS_ERROR_SUCCESS) { - cy_as_dma_cancel(dev_p, ep, CY_AS_ERROR_CANCELED); - cy_as_device_clear_storage_async_pending(dev_p); - } else { - cy_as_dma_kick_start(dev_p, ep); - } - - return ret; -} - -/* CMD53 Extended Read*/ -cy_as_return_status_t -cy_as_sdio_extended_read( - cy_as_device_handle handle, - cy_as_bus_number_t bus, - uint32_t device, - uint8_t n_function_no, - uint32_t address, - uint8_t misc_buf, - uint16_t argument, - uint8_t *data_p, - cy_as_sdio_callback callback) -{ - if (callback == 0) - return cy_as_sdio_extended_i_o(handle, bus, device, - n_function_no, address, misc_buf, argument, - cy_false, data_p, 0); - - return cy_as_sdio_extended_i_o_async(handle, bus, device, - n_function_no, address, misc_buf, argument, cy_false, - data_p, callback); -} -EXPORT_SYMBOL(cy_as_sdio_extended_read); - -/* CMD53 Extended Write*/ -cy_as_return_status_t -cy_as_sdio_extended_write( - cy_as_device_handle handle, - cy_as_bus_number_t bus, - uint32_t device, - uint8_t n_function_no, - uint32_t address, - uint8_t misc_buf, - uint16_t argument, - uint8_t *data_p, - cy_as_sdio_callback callback) -{ - if (callback == 0) - return cy_as_sdio_extended_i_o(handle, bus, device, - n_function_no, address, misc_buf, argument, cy_true, - data_p, 0); - - return cy_as_sdio_extended_i_o_async(handle, bus, device, - n_function_no, address, misc_buf, argument, cy_true, - data_p, callback); -} -EXPORT_SYMBOL(cy_as_sdio_extended_write); - -/* Read the CIS info tuples for the given function and Tuple ID*/ -cy_as_return_status_t -cy_as_sdio_get_c_i_s_info( - cy_as_device_handle handle, - cy_as_bus_number_t bus, - uint32_t device, - uint8_t n_function_no, - uint16_t tuple_id, - uint8_t *data_p) -{ - - cy_as_ll_request_response *req_p , *reply_p; - cy_as_return_status_t ret = CY_AS_ERROR_SUCCESS; - uint16_t resp_data; - cy_as_context *ctxt_p; - uint32_t loopcount = 200; - - cy_as_device *dev_p = (cy_as_device *)handle; - - ret = cy_as_sdio_device_check(dev_p, bus, device); - if (ret != CY_AS_ERROR_SUCCESS) - return ret; - - if (!(cy_as_sdio_check_function_initialized(handle, bus, 0))) - return CY_AS_ERROR_INVALID_FUNCTION; - - if ((cy_as_device_is_storage_async_pending(dev_p)) || - (dev_p->storage_wait)) - return CY_AS_ERROR_ASYNC_PENDING; - - - /* Initialise the request to send to the Antioch. */ - req_p = dev_p->storage_rw_req_p; - cy_as_ll_init_request(req_p, CY_RQT_SDIO_GET_TUPLE, - CY_RQT_STORAGE_RQT_CONTEXT, 2); - - /* Initialise the space for reply from the Antioch. */ - reply_p = dev_p->storage_rw_resp_p; - cy_as_ll_init_response(reply_p, 3); - - /* Setup the DMA request */ - ret = cy_as_dma_queue_request(dev_p, dev_p->storage_read_endpoint, - data_p+1, 255, cy_false, cy_true, cy_as_sync_storage_callback); - - if (ret != CY_AS_ERROR_SUCCESS) - return ret; - - cy_as_ll_request_response__set_word(req_p, 0, - create_address(bus, (uint8_t)device, n_function_no)); - - /* Set tuple id to fetch. */ - cy_as_ll_request_response__set_word(req_p, 1, tuple_id<<8); - - /* Send the request and wait for completion of storage request */ - dev_p->storage_wait = cy_true; - ret = cy_as_ll_send_request(dev_p, req_p, reply_p, cy_true, - cy_as_sdio_sync_reply_callback); - - if (ret != CY_AS_ERROR_SUCCESS) { - cy_as_dma_cancel(dev_p, - dev_p->storage_read_endpoint, CY_AS_ERROR_CANCELED); - } else { - /* Setup the DMA request */ - ctxt_p = dev_p->context[CY_RQT_STORAGE_RQT_CONTEXT]; - ret = cy_as_dma_drain_queue(dev_p, - dev_p->storage_read_endpoint, cy_true); - - while (loopcount-- > 0) { - if (dev_p->storage_wait == cy_false) - break; - cy_as_hal_sleep_on(&ctxt_p->channel, 10); - } - - if (dev_p->storage_wait == cy_true) { - dev_p->storage_wait = cy_false; - cy_as_ll_remove_request(dev_p, ctxt_p, req_p, cy_true); - return CY_AS_ERROR_TIMEOUT; - } - ret = dev_p->storage_error; - - if (ret != CY_AS_ERROR_SUCCESS) - return ret; - - if (cy_as_ll_request_response__get_code - (dev_p->storage_rw_resp_p) == CY_RESP_SDIO_GET_TUPLE) { - resp_data = cy_as_ll_request_response__get_word - (reply_p, 0); - if (resp_data) { - ret = CY_AS_ERROR_INVALID_REQUEST; - } else if (data_p != 0) - *(uint8_t *)data_p = (uint8_t) - (cy_as_ll_request_response__get_word - (reply_p, 0)&0x00ff); - } else { - ret = CY_AS_ERROR_INVALID_RESPONSE; - } - } - return ret; -} - -/*Query Device*/ -cy_as_return_status_t -cy_as_sdio_query_card( - cy_as_device_handle handle, - cy_as_bus_number_t bus, - uint32_t device, - cy_as_sdio_card *data_p) -{ - cy_as_ll_request_response *req_p , *reply_p; - cy_as_return_status_t ret = CY_AS_ERROR_SUCCESS; - - uint8_t resp_type; - cy_as_device *dev_p = (cy_as_device *)handle; - - ret = cy_as_sdio_device_check(dev_p, bus, device); - if (ret != CY_AS_ERROR_SUCCESS) - return ret; - - /* Allocating memory to the SDIO device structure in dev_p */ - - cy_as_hal_mem_set(&dev_p->sdiocard[bus], 0, sizeof(cy_as_sdio_device)); - - req_p = cy_as_ll_create_request(dev_p, CY_RQT_SDIO_QUERY_CARD, - CY_RQT_STORAGE_RQT_CONTEXT, 1); - if (req_p == 0) - return CY_AS_ERROR_OUT_OF_MEMORY; - - cy_as_ll_request_response__set_word(req_p, 0, - create_address(bus, (uint8_t)device, 0)); - - reply_p = cy_as_ll_create_response(dev_p, 5); - if (reply_p == 0) { - cy_as_ll_destroy_request(dev_p, req_p); - return CY_AS_ERROR_OUT_OF_MEMORY; - } - - ret = cy_as_ll_send_request_wait_reply(dev_p, - req_p, reply_p); - - if (ret != CY_AS_ERROR_SUCCESS) - goto destroy; - - resp_type = cy_as_ll_request_response__get_code(reply_p); - if (resp_type == CY_RESP_SDIO_QUERY_CARD) { - dev_p->sdiocard[bus].card.num_functions = - (uint8_t)((reply_p->data[0]&0xff00)>>8); - dev_p->sdiocard[bus].card.memory_present = - (uint8_t)reply_p->data[0]&0x0001; - dev_p->sdiocard[bus].card.manufacturer__id = - reply_p->data[1]; - dev_p->sdiocard[bus].card.manufacturer_info = - reply_p->data[2]; - dev_p->sdiocard[bus].card.blocksize = - reply_p->data[3]; - dev_p->sdiocard[bus].card.maxblocksize = - reply_p->data[3]; - dev_p->sdiocard[bus].card.card_capability = - (uint8_t)((reply_p->data[4]&0xff00)>>8); - dev_p->sdiocard[bus].card.sdio_version = - (uint8_t)(reply_p->data[4]&0x00ff); - dev_p->sdiocard[bus].function_init_map = 0x01; - data_p->num_functions = - dev_p->sdiocard[bus].card.num_functions; - data_p->memory_present = - dev_p->sdiocard[bus].card.memory_present; - data_p->manufacturer__id = - dev_p->sdiocard[bus].card.manufacturer__id; - data_p->manufacturer_info = - dev_p->sdiocard[bus].card.manufacturer_info; - data_p->blocksize = dev_p->sdiocard[bus].card.blocksize; - data_p->maxblocksize = - dev_p->sdiocard[bus].card.maxblocksize; - data_p->card_capability = - dev_p->sdiocard[bus].card.card_capability; - data_p->sdio_version = - dev_p->sdiocard[bus].card.sdio_version; - } else { - if (resp_type == CY_RESP_SUCCESS_FAILURE) - ret = cy_as_ll_request_response__get_word(reply_p, 0); - else - ret = CY_AS_ERROR_INVALID_RESPONSE; - } -destroy: - if (req_p != 0) - cy_as_ll_destroy_request(dev_p, req_p); - if (reply_p != 0) - cy_as_ll_destroy_response(dev_p, reply_p); - return ret; -} -EXPORT_SYMBOL(cy_as_sdio_query_card); - -/*Reset SDIO card. */ -cy_as_return_status_t -cy_as_sdio_reset_card( - cy_as_device_handle handle, - cy_as_bus_number_t bus, - uint32_t device) -{ - - cy_as_ll_request_response *req_p , *reply_p; - cy_as_return_status_t ret = CY_AS_ERROR_SUCCESS; - uint8_t resp_type; - cy_as_device *dev_p = (cy_as_device *)handle; - - ret = cy_as_sdio_device_check(dev_p, bus, device); - - if (ret != CY_AS_ERROR_SUCCESS) - return ret; - - if (dev_p->sdiocard != 0) { - dev_p->sdiocard[bus].function_init_map = 0; - dev_p->sdiocard[bus].function_suspended_map = 0; - } - - req_p = cy_as_ll_create_request(dev_p, CY_RQT_SDIO_RESET_DEV, - CY_RQT_STORAGE_RQT_CONTEXT, 1); - - if (req_p == 0) - return CY_AS_ERROR_OUT_OF_MEMORY; - - /*Setup mailbox */ - cy_as_ll_request_response__set_word(req_p, 0, - create_address(bus, (uint8_t)device, 0)); - - reply_p = cy_as_ll_create_response(dev_p, 2); - if (reply_p == 0) { - cy_as_ll_destroy_request(dev_p, req_p); - return CY_AS_ERROR_OUT_OF_MEMORY; - } - - ret = cy_as_ll_send_request_wait_reply(dev_p, - req_p, reply_p); - - if (ret != CY_AS_ERROR_SUCCESS) - goto destroy; - - resp_type = cy_as_ll_request_response__get_code(reply_p); - - if (resp_type == CY_RESP_SUCCESS_FAILURE) { - ret = cy_as_ll_request_response__get_word(reply_p, 0); - if (ret == CY_AS_ERROR_SUCCESS) - ret = cy_as_sdio_query_card(handle, bus, device, 0); - } else - ret = CY_AS_ERROR_INVALID_RESPONSE; - -destroy: - if (req_p != 0) - cy_as_ll_destroy_request(dev_p, req_p); - if (reply_p != 0) - cy_as_ll_destroy_response(dev_p, reply_p); - return ret; -} - -/* Initialise an IO function*/ -cy_as_return_status_t -cy_as_sdio_init_function( - cy_as_device_handle handle, - cy_as_bus_number_t bus, - uint32_t device, - uint8_t n_function_no, - uint8_t misc_buf) -{ - cy_as_ll_request_response *req_p , *reply_p; - cy_as_return_status_t ret = CY_AS_ERROR_SUCCESS; - uint8_t resp_type; - cy_as_device *dev_p = (cy_as_device *)handle; - - ret = cy_as_sdio_device_check(dev_p, bus, device); - - if (ret != CY_AS_ERROR_SUCCESS) - return ret; - - if (!(cy_as_sdio_check_function_initialized - (handle, bus, 0))) - return CY_AS_ERROR_NOT_RUNNING; - - if ((cy_as_sdio_check_function_initialized - (handle, bus, n_function_no))) { - if (misc_buf&CY_SDIO_FORCE_INIT) - dev_p->sdiocard[bus].function_init_map &= - (~(1 << n_function_no)); - else - return CY_AS_ERROR_ALREADY_RUNNING; - } - - req_p = cy_as_ll_create_request(dev_p, - CY_RQT_SDIO_INIT_FUNCTION, CY_RQT_STORAGE_RQT_CONTEXT, 1); - if (req_p == 0) - return CY_AS_ERROR_OUT_OF_MEMORY; - - cy_as_ll_request_response__set_word(req_p, 0, - create_address(bus, (uint8_t)device, n_function_no)); - - reply_p = cy_as_ll_create_response(dev_p, 5); - if (reply_p == 0) { - cy_as_ll_destroy_request(dev_p, req_p); - return CY_AS_ERROR_OUT_OF_MEMORY; - } - - ret = cy_as_ll_send_request_wait_reply(dev_p, req_p, reply_p); - - if (ret != CY_AS_ERROR_SUCCESS) - goto destroy; - - resp_type = cy_as_ll_request_response__get_code(reply_p); - - if (resp_type == CY_RESP_SDIO_INIT_FUNCTION) { - dev_p->sdiocard[bus].function[n_function_no-1].function_code = - (uint8_t)((reply_p->data[0]&0xff00)>>8); - dev_p->sdiocard[bus].function[n_function_no-1]. - extended_func_code = (uint8_t)reply_p->data[0]&0x00ff; - dev_p->sdiocard[bus].function[n_function_no-1].blocksize = - reply_p->data[1]; - dev_p->sdiocard[bus].function[n_function_no-1]. - maxblocksize = reply_p->data[1]; - dev_p->sdiocard[bus].function[n_function_no-1].card_psn = - (uint32_t)(reply_p->data[2])<<16; - dev_p->sdiocard[bus].function[n_function_no-1].card_psn |= - (uint32_t)(reply_p->data[3]); - dev_p->sdiocard[bus].function[n_function_no-1].csa_bits = - (uint8_t)((reply_p->data[4]&0xff00)>>8); - dev_p->sdiocard[bus].function[n_function_no-1].wakeup_support = - (uint8_t)(reply_p->data[4]&0x0001); - dev_p->sdiocard[bus].function_init_map |= (1 << n_function_no); - cy_as_sdio_clear_function_suspended(handle, bus, n_function_no); - - } else { - if (resp_type == CY_RESP_SUCCESS_FAILURE) - ret = cy_as_ll_request_response__get_word(reply_p, 0); - else - ret = CY_AS_ERROR_INVALID_FUNCTION; - } - -destroy: - if (req_p != 0) - cy_as_ll_destroy_request(dev_p, req_p); - if (reply_p != 0) - cy_as_ll_destroy_response(dev_p, reply_p); - return ret; -} -EXPORT_SYMBOL(cy_as_sdio_init_function); - -/*Query individual functions. */ -cy_as_return_status_t -cy_as_sdio_query_function( - cy_as_device_handle handle, - cy_as_bus_number_t bus, - uint32_t device, - uint8_t n_function_no, - cy_as_sdio_func *data_p) -{ - cy_as_device *dev_p = (cy_as_device *)handle; - cy_as_return_status_t ret; - - ret = cy_as_sdio_device_check(dev_p, bus, device); - if (ret != CY_AS_ERROR_SUCCESS) - return ret; - - if (!(cy_as_sdio_check_function_initialized(handle, - bus, n_function_no))) - return CY_AS_ERROR_INVALID_FUNCTION; - - data_p->blocksize = - dev_p->sdiocard[bus].function[n_function_no-1].blocksize; - data_p->card_psn = - dev_p->sdiocard[bus].function[n_function_no-1].card_psn; - data_p->csa_bits = - dev_p->sdiocard[bus].function[n_function_no-1].csa_bits; - data_p->extended_func_code = - dev_p->sdiocard[bus].function[n_function_no-1]. - extended_func_code; - data_p->function_code = - dev_p->sdiocard[bus].function[n_function_no-1].function_code; - data_p->maxblocksize = - dev_p->sdiocard[bus].function[n_function_no-1].maxblocksize; - data_p->wakeup_support = - dev_p->sdiocard[bus].function[n_function_no-1].wakeup_support; - - return CY_AS_ERROR_SUCCESS; -} - -/* Abort the Current Extended IO Operation*/ -cy_as_return_status_t -cy_as_sdio_abort_function( - cy_as_device_handle handle, - cy_as_bus_number_t bus, - uint32_t device, - uint8_t n_function_no) -{ - cy_as_ll_request_response *req_p , *reply_p; - cy_as_return_status_t ret = CY_AS_ERROR_SUCCESS; - uint8_t resp_type; - cy_as_device *dev_p = (cy_as_device *)handle; - - ret = cy_as_sdio_device_check(dev_p, bus, device); - if (ret != CY_AS_ERROR_SUCCESS) - return ret; - - if (!(cy_as_sdio_check_function_initialized(handle, - bus, n_function_no))) - return CY_AS_ERROR_INVALID_FUNCTION; - - if ((cy_as_device_is_storage_async_pending(dev_p)) || - (dev_p->storage_wait)) { - if (!(cy_as_sdio_get_card_capability(handle, bus) & - CY_SDIO_SDC)) - return CY_AS_ERROR_INVALID_COMMAND; - } - - req_p = cy_as_ll_create_request(dev_p, CY_RQT_SDIO_ABORT_IO, - CY_RQT_GENERAL_RQT_CONTEXT, 1); - - if (req_p == 0) - return CY_AS_ERROR_OUT_OF_MEMORY; - - /*Setup mailbox */ - cy_as_ll_request_response__set_word(req_p, 0, - create_address(bus, (uint8_t)device, n_function_no)); - - reply_p = cy_as_ll_create_response(dev_p, 2); - if (reply_p == 0) { - cy_as_ll_destroy_request(dev_p, req_p); - return CY_AS_ERROR_OUT_OF_MEMORY; - } - - ret = cy_as_ll_send_request_wait_reply(dev_p, req_p, reply_p); - if (ret != CY_AS_ERROR_SUCCESS) - goto destroy; - - resp_type = cy_as_ll_request_response__get_code(reply_p); - - if (resp_type == CY_RESP_SUCCESS_FAILURE) - ret = cy_as_ll_request_response__get_word(reply_p, 0); - else - ret = CY_AS_ERROR_INVALID_RESPONSE; - - -destroy: - if (req_p != 0) - cy_as_ll_destroy_request(dev_p, req_p); - if (reply_p != 0) - cy_as_ll_destroy_response(dev_p, reply_p); - return ret; -} - -/* Suspend IO to current function*/ -cy_as_return_status_t -cy_as_sdio_suspend( - cy_as_device_handle handle, - cy_as_bus_number_t bus, - uint32_t device, - uint8_t n_function_no) -{ - cy_as_ll_request_response *req_p , *reply_p; - cy_as_return_status_t ret = CY_AS_ERROR_SUCCESS; - cy_as_device *dev_p = (cy_as_device *)handle; - - ret = cy_as_sdio_device_check(dev_p, bus, device); - if (ret != CY_AS_ERROR_SUCCESS) - return ret; - - if (!(cy_as_sdio_check_function_initialized(handle, bus, - n_function_no))) - return CY_AS_ERROR_INVALID_FUNCTION; - if (!(cy_as_sdio_check_support_bus_suspend(handle, bus))) - return CY_AS_ERROR_INVALID_FUNCTION; - if (!(cy_as_sdio_get_card_capability(handle, bus) & CY_SDIO_SDC)) - return CY_AS_ERROR_INVALID_FUNCTION; - if (cy_as_sdio_check_function_suspended(handle, bus, n_function_no)) - return CY_AS_ERROR_FUNCTION_SUSPENDED; - - req_p = cy_as_ll_create_request(dev_p, - CY_RQT_SDIO_SUSPEND, CY_RQT_GENERAL_RQT_CONTEXT, 1); - if (req_p == 0) - return CY_AS_ERROR_OUT_OF_MEMORY; - - /*Setup mailbox */ - cy_as_ll_request_response__set_word(req_p, 0, - create_address(bus, (uint8_t)device, n_function_no)); - - reply_p = cy_as_ll_create_response(dev_p, 2); - if (reply_p == 0) { - cy_as_ll_destroy_request(dev_p, req_p); - return CY_AS_ERROR_OUT_OF_MEMORY; - } - ret = cy_as_ll_send_request_wait_reply(dev_p, req_p, reply_p); - - if (ret == CY_AS_ERROR_SUCCESS) { - ret = cy_as_ll_request_response__get_code(reply_p); - cy_as_sdio_set_function_suspended(handle, bus, n_function_no); - } - - if (req_p != 0) - cy_as_ll_destroy_request(dev_p, req_p); - if (reply_p != 0) - cy_as_ll_destroy_response(dev_p, reply_p); - - return ret; -} - -/*Resume suspended function*/ -cy_as_return_status_t -cy_as_sdio_resume( - cy_as_device_handle handle, - cy_as_bus_number_t bus, - uint32_t device, - uint8_t n_function_no, - cy_as_oper_type op, - uint8_t misc_buf, - uint16_t pendingblockcount, - uint8_t *data_p - ) -{ - cy_as_ll_request_response *req_p , *reply_p; - cy_as_return_status_t resp_data, ret = CY_AS_ERROR_SUCCESS; - cy_as_device *dev_p = (cy_as_device *)handle; - - ret = cy_as_sdio_device_check(dev_p, bus, device); - if (ret != CY_AS_ERROR_SUCCESS) - return ret; - - if (!(cy_as_sdio_check_function_initialized - (handle, bus, n_function_no))) - return CY_AS_ERROR_INVALID_FUNCTION; - - /* If suspend resume is not supported return */ - if (!(cy_as_sdio_check_support_bus_suspend(handle, bus))) - return CY_AS_ERROR_INVALID_FUNCTION; - - /* if the function is not suspended return. */ - if (!(cy_as_sdio_check_function_suspended - (handle, bus, n_function_no))) - return CY_AS_ERROR_INVALID_FUNCTION; - - req_p = cy_as_ll_create_request(dev_p, - CY_RQT_SDIO_RESUME, CY_RQT_STORAGE_RQT_CONTEXT, 1); - if (req_p == 0) - return CY_AS_ERROR_OUT_OF_MEMORY; - - /*Setup mailbox */ - cy_as_ll_request_response__set_word(req_p, 0, - create_address(bus, (uint8_t)device, n_function_no)); - - reply_p = cy_as_ll_create_response(dev_p, 2); - if (reply_p == 0) { - cy_as_ll_destroy_request(dev_p, req_p); - return CY_AS_ERROR_OUT_OF_MEMORY; - } - ret = cy_as_ll_send_request_wait_reply(dev_p, req_p, reply_p); - - if (ret != CY_AS_ERROR_SUCCESS) - goto destroy; - - if (cy_as_ll_request_response__get_code(reply_p) == - CY_RESP_SDIO_RESUME) { - resp_data = cy_as_ll_request_response__get_word(reply_p, 0); - if (resp_data & 0x00ff) { - /* Send extended read request to resume the read. */ - if (op == cy_as_op_read) { - ret = cy_as_sdio_extended_i_o(handle, bus, - device, n_function_no, 0, misc_buf, - pendingblockcount, cy_false, data_p, 1); - } else { - ret = cy_as_sdio_extended_i_o(handle, bus, - device, n_function_no, 0, misc_buf, - pendingblockcount, cy_true, data_p, 1); - } - } else { - ret = CY_AS_ERROR_SUCCESS; - } - } else { - ret = CY_AS_ERROR_INVALID_RESPONSE; - } - -destroy: - cy_as_sdio_clear_function_suspended(handle, bus, n_function_no); - if (req_p != 0) - cy_as_ll_destroy_request(dev_p, req_p); - if (reply_p != 0) - cy_as_ll_destroy_response(dev_p, reply_p); - return ret; - -} - -/*Set function blocksize. Size cannot exceed max - * block size for the function*/ -cy_as_return_status_t -cy_as_sdio_set_blocksize( - cy_as_device_handle handle, - cy_as_bus_number_t bus, - uint32_t device, - uint8_t n_function_no, - uint16_t blocksize) -{ - cy_as_return_status_t ret; - cy_as_device *dev_p = (cy_as_device *)handle; - ret = cy_as_sdio_device_check(dev_p, bus, device); - if (ret != CY_AS_ERROR_SUCCESS) - return ret; - - if (!(cy_as_sdio_check_function_initialized - (handle, bus, n_function_no))) - return CY_AS_ERROR_INVALID_FUNCTION; - if (n_function_no == 0) { - if (blocksize > cy_as_sdio_get_card_max_blocksize(handle, bus)) - return CY_AS_ERROR_INVALID_BLOCKSIZE; - else if (blocksize == cy_as_sdio_get_card_blocksize - (handle, bus)) - return CY_AS_ERROR_SUCCESS; - } else { - if (blocksize > - cy_as_sdio_get_function_max_blocksize(handle, - bus, n_function_no)) - return CY_AS_ERROR_INVALID_BLOCKSIZE; - else if (blocksize == - cy_as_sdio_get_function_blocksize(handle, - bus, n_function_no)) - return CY_AS_ERROR_SUCCESS; - } - - ret = cy_as_sdio_direct_write(handle, bus, device, 0, - (uint16_t)(n_function_no << 8) | - 0x10, 0, blocksize & 0x00ff, 0); - if (ret != CY_AS_ERROR_SUCCESS) - return ret; - - ret = cy_as_sdio_direct_write(handle, bus, device, 0, - (uint16_t)(n_function_no << 8) | - 0x11, 0, (blocksize & 0xff00) >> 8, 0); - - if (ret != CY_AS_ERROR_SUCCESS) - return ret; - - if (n_function_no == 0) - cy_as_sdio_set_card_block_size(handle, bus, blocksize); - else - cy_as_sdio_set_function_block_size(handle, - bus, n_function_no, blocksize); - return ret; -} -EXPORT_SYMBOL(cy_as_sdio_set_blocksize); - -/* Deinitialize an SDIO function*/ -cy_as_return_status_t -cy_as_sdio_de_init_function( - cy_as_device_handle handle, - cy_as_bus_number_t bus, - uint32_t device, - uint8_t n_function_no) -{ - cy_as_return_status_t ret; - uint8_t temp; - - if (n_function_no == 0) - return CY_AS_ERROR_INVALID_FUNCTION; - - ret = cy_as_sdio_device_check((cy_as_device *)handle, bus, device); - if (ret != CY_AS_ERROR_SUCCESS) - return ret; - - if (!(cy_as_sdio_check_function_initialized - (handle, bus, n_function_no))) - return CY_AS_ERROR_SUCCESS; - - temp = (uint8_t)(((cy_as_device *)handle)->sdiocard[bus]. - function_init_map & (~(1 << n_function_no))); - - cy_as_sdio_direct_write(handle, bus, device, 0, 0x02, 0, temp, 0); - - ((cy_as_device *)handle)->sdiocard[bus].function_init_map &= - (~(1 << n_function_no)); - - return CY_AS_ERROR_SUCCESS; -} - - -/*[]*/ |