// Copyright 2020-2021 Beken // // Licensed under the Apache License, Version 2.0 (the "License"); // you may not use this file except in compliance with the License. // You may obtain a copy of the License at // // http://www.apache.org/licenses/LICENSE-2.0 // // Unless required by applicable law or agreed to in writing, software // distributed under the License is distributed on an "AS IS" BASIS, // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. // See the License for the specific language governing permissions and // limitations under the License. #include #include #include #include #include #include #include "flash_ipc.h" #include #include #if CONFIG_CACHE_ENABLE #include "cache.h" #endif #define TAG "flash_c" #define LOCAL_TRACE (1) #define FLASH_OPERATE_TIMEOUT 600 static bool s_flash_client_init = false; static uint32_t flash_socket_handle = 0; static beken_mutex_t flash_mutex = NULL; static const uint32_t crc32_table[] = { 0x00000000, 0x77073096, 0xee0e612c, 0x990951ba, 0x076dc419, 0x706af48f, 0xe963a535, 0x9e6495a3, 0x0edb8832, 0x79dcb8a4, 0xe0d5e91e, 0x97d2d988, 0x09b64c2b, 0x7eb17cbd, 0xe7b82d07, 0x90bf1d91, 0x1db71064, 0x6ab020f2, 0xf3b97148, 0x84be41de, 0x1adad47d, 0x6ddde4eb, 0xf4d4b551, 0x83d385c7, 0x136c9856, 0x646ba8c0, 0xfd62f97a, 0x8a65c9ec, 0x14015c4f, 0x63066cd9, 0xfa0f3d63, 0x8d080df5, 0x3b6e20c8, 0x4c69105e, 0xd56041e4, 0xa2677172, 0x3c03e4d1, 0x4b04d447, 0xd20d85fd, 0xa50ab56b, 0x35b5a8fa, 0x42b2986c, 0xdbbbc9d6, 0xacbcf940, 0x32d86ce3, 0x45df5c75, 0xdcd60dcf, 0xabd13d59, 0x26d930ac, 0x51de003a, 0xc8d75180, 0xbfd06116, 0x21b4f4b5, 0x56b3c423, 0xcfba9599, 0xb8bda50f, 0x2802b89e, 0x5f058808, 0xc60cd9b2, 0xb10be924, 0x2f6f7c87, 0x58684c11, 0xc1611dab, 0xb6662d3d, 0x76dc4190, 0x01db7106, 0x98d220bc, 0xefd5102a, 0x71b18589, 0x06b6b51f, 0x9fbfe4a5, 0xe8b8d433, 0x7807c9a2, 0x0f00f934, 0x9609a88e, 0xe10e9818, 0x7f6a0dbb, 0x086d3d2d, 0x91646c97, 0xe6635c01, 0x6b6b51f4, 0x1c6c6162, 0x856530d8, 0xf262004e, 0x6c0695ed, 0x1b01a57b, 0x8208f4c1, 0xf50fc457, 0x65b0d9c6, 0x12b7e950, 0x8bbeb8ea, 0xfcb9887c, 0x62dd1ddf, 0x15da2d49, 0x8cd37cf3, 0xfbd44c65, 0x4db26158, 0x3ab551ce, 0xa3bc0074, 0xd4bb30e2, 0x4adfa541, 0x3dd895d7, 0xa4d1c46d, 0xd3d6f4fb, 0x4369e96a, 0x346ed9fc, 0xad678846, 0xda60b8d0, 0x44042d73, 0x33031de5, 0xaa0a4c5f, 0xdd0d7cc9, 0x5005713c, 0x270241aa, 0xbe0b1010, 0xc90c2086, 0x5768b525, 0x206f85b3, 0xb966d409, 0xce61e49f, 0x5edef90e, 0x29d9c998, 0xb0d09822, 0xc7d7a8b4, 0x59b33d17, 0x2eb40d81, 0xb7bd5c3b, 0xc0ba6cad, 0xedb88320, 0x9abfb3b6, 0x03b6e20c, 0x74b1d29a, 0xead54739, 0x9dd277af, 0x04db2615, 0x73dc1683, 0xe3630b12, 0x94643b84, 0x0d6d6a3e, 0x7a6a5aa8, 0xe40ecf0b, 0x9309ff9d, 0x0a00ae27, 0x7d079eb1, 0xf00f9344, 0x8708a3d2, 0x1e01f268, 0x6906c2fe, 0xf762575d, 0x806567cb, 0x196c3671, 0x6e6b06e7, 0xfed41b76, 0x89d32be0, 0x10da7a5a, 0x67dd4acc, 0xf9b9df6f, 0x8ebeeff9, 0x17b7be43, 0x60b08ed5, 0xd6d6a3e8, 0xa1d1937e, 0x38d8c2c4, 0x4fdff252, 0xd1bb67f1, 0xa6bc5767, 0x3fb506dd, 0x48b2364b, 0xd80d2bda, 0xaf0a1b4c, 0x36034af6, 0x41047a60, 0xdf60efc3, 0xa867df55, 0x316e8eef, 0x4669be79, 0xcb61b38c, 0xbc66831a, 0x256fd2a0, 0x5268e236, 0xcc0c7795, 0xbb0b4703, 0x220216b9, 0x5505262f, 0xc5ba3bbe, 0xb2bd0b28, 0x2bb45a92, 0x5cb36a04, 0xc2d7ffa7, 0xb5d0cf31, 0x2cd99e8b, 0x5bdeae1d, 0x9b64c2b0, 0xec63f226, 0x756aa39c, 0x026d930a, 0x9c0906a9, 0xeb0e363f, 0x72076785, 0x05005713, 0x95bf4a82, 0xe2b87a14, 0x7bb12bae, 0x0cb61b38, 0x92d28e9b, 0xe5d5be0d, 0x7cdcefb7, 0x0bdbdf21, 0x86d3d2d4, 0xf1d4e242, 0x68ddb3f8, 0x1fda836e, 0x81be16cd, 0xf6b9265b, 0x6fb077e1, 0x18b74777, 0x88085ae6, 0xff0f6a70, 0x66063bca, 0x11010b5c, 0x8f659eff, 0xf862ae69, 0x616bffd3, 0x166ccf45, 0xa00ae278, 0xd70dd2ee, 0x4e048354, 0x3903b3c2, 0xa7672661, 0xd06016f7, 0x4969474d, 0x3e6e77db, 0xaed16a4a, 0xd9d65adc, 0x40df0b66, 0x37d83bf0, 0xa9bcae53, 0xdebb9ec5, 0x47b2cf7f, 0x30b5ffe9, 0xbdbdf21c, 0xcabac28a, 0x53b39330, 0x24b4a3a6, 0xbad03605, 0xcdd70693, 0x54de5729, 0x23d967bf, 0xb3667a2e, 0xc4614ab8, 0x5d681b02, 0x2a6f2b94, 0xb40bbe37, 0xc30c8ea1, 0x5a05df1b, 0x2d02ef8d }; uint32_t calc_crc32_xor(uint32_t crc, const void *buf, size_t size) { const uint8_t *p; p = (const uint8_t *)buf; crc = crc ^ ~0U; while (size--) { crc = crc32_table[(crc ^ *p++) & 0xFF] ^ (crc >> 8); } return crc ^ ~0U; } static uint32_t calc_crc32(uint32_t crc, const uint8_t *buf, int len) { while(len--) { crc = (crc >> 8)^(crc32_table[(crc^*buf++)&0xff]); } return crc; } bk_err_t bk_flash_set_line_mode(flash_line_mode_t line_mode) { return BK_FAIL; } // #define FLASH_SVR_TEST #ifdef FLASH_SVR_TEST #include "flash_svr_test.c" #endif bk_err_t bk_flash_driver_init(void) { if (s_flash_client_init) { return BK_OK; } extern bk_err_t mb_flash_ipc_init(void); static u8 flash_mb_init = 0; if(flash_mb_init == 0) { bk_err_t ret_code = mb_flash_ipc_init(); if(ret_code != BK_OK) return ret_code; flash_mb_init = 1; } if(!rtos_is_scheduler_started()) return BK_FAIL; // delay initialization. int ret = rtos_init_mutex(&flash_mutex); if(kNoErr != ret) { return BK_FAIL; } flash_socket_handle = mb_ipc_socket(IPC_GET_ID_PORT(FLASH_CLIENT), NULL); if(flash_socket_handle == 0) { #if LOCAL_TRACE BK_LOGE(TAG, "flash-drv-client create socket failed\r\n"); #endif goto init_fail_exit; } ret = mb_ipc_connect(flash_socket_handle, IPC_GET_ID_CPU(FLASH_SERVER), IPC_GET_ID_PORT(FLASH_SERVER), 500); if(ret != 0) { #if LOCAL_TRACE BK_LOGE(TAG, "flash-drv-client connect failed %d\r\n", ret); #endif goto init_fail_exit; } s_flash_client_init = true; #if CONFIG_FLASH_TEST extern int bk_flash_register_cli_test_feature(void); //bk_flash_register_cli_test_feature(); #endif return BK_OK; init_fail_exit: if(flash_socket_handle != 0) { mb_ipc_close(flash_socket_handle, FLASH_OPERATE_TIMEOUT); flash_socket_handle = 0; } rtos_deinit_mutex(&flash_mutex); flash_mutex = NULL; return BK_FAIL; } bk_err_t bk_flash_driver_deinit(void) { if(!s_flash_client_init) return BK_OK; if(flash_socket_handle != 0) { mb_ipc_close(flash_socket_handle, FLASH_OPERATE_TIMEOUT); flash_socket_handle = 0; } rtos_deinit_mutex(&flash_mutex); flash_mutex = NULL; s_flash_client_init = false; return BK_OK; } bk_err_t bk_flash_erase_sector(uint32_t address) { int ret_val = BK_FAIL; int line_num; if(bk_flash_driver_init() != BK_OK) return BK_FAIL; flash_cmd_t cmd_buff; memset(&cmd_buff, 0, sizeof(cmd_buff)); cmd_buff.addr = address; rtos_lock_mutex(&flash_mutex); int ret = mb_ipc_send(flash_socket_handle, FLASH_CMD_ERASE_SECTOR, (u8 *)&cmd_buff, sizeof(cmd_buff), FLASH_OPERATE_TIMEOUT); if(ret != 0) { line_num = __LINE__; goto erase_sector_exit; } u8 user_cmd = INVALID_USER_CMD_ID; memset(&cmd_buff, 0, sizeof(cmd_buff)); ret = mb_ipc_recv(flash_socket_handle, &user_cmd, (u8 *)&cmd_buff, sizeof(cmd_buff), FLASH_OPERATE_TIMEOUT); if(ret != sizeof(cmd_buff)) { line_num = __LINE__; goto erase_sector_exit; } if(user_cmd != FLASH_CMD_ERASE_SECTOR) { line_num = __LINE__; ret = user_cmd; goto erase_sector_exit; } if(cmd_buff.ret_status != BK_OK) { line_num = __LINE__; ret = cmd_buff.ret_status; goto erase_sector_exit; } ret_val = BK_OK; erase_sector_exit: rtos_unlock_mutex(&flash_mutex); #if LOCAL_TRACE if(ret_val != BK_OK) BK_LOGE(TAG, "%s @%d, data=%d.\r\n", __FUNCTION__, line_num, ret); #endif return ret_val; } bk_err_t bk_flash_erase_32k(uint32_t address) { return BK_FAIL; } bk_err_t bk_flash_erase_block(uint32_t address) { return BK_FAIL; } static bk_err_t flash_read_bytes(uint32_t address, uint8_t *user_buf, uint32_t size) { int ret_val = BK_FAIL; int line_num; if(size > 0xFFFF) return BK_FAIL; flash_cmd_t cmd_buff; memset(&cmd_buff, 0, sizeof(cmd_buff)); cmd_buff.addr = address; cmd_buff.len = size; rtos_lock_mutex(&flash_mutex); int ret = mb_ipc_send(flash_socket_handle, FLASH_CMD_READ, (u8 *)&cmd_buff, sizeof(cmd_buff), FLASH_OPERATE_TIMEOUT); if(ret != 0) { line_num = __LINE__; goto read_exit; } u8 user_cmd = INVALID_USER_CMD_ID; memset(&cmd_buff, 0, sizeof(cmd_buff)); ret = mb_ipc_recv(flash_socket_handle, &user_cmd, (u8 *)&cmd_buff, sizeof(cmd_buff), FLASH_OPERATE_TIMEOUT); if(ret != sizeof(cmd_buff)) { line_num = __LINE__; goto read_exit; } if(user_cmd != FLASH_CMD_READ) { line_num = __LINE__; ret = user_cmd; goto read_exit; } if(cmd_buff.ret_status != BK_OK) { line_num = __LINE__; ret = cmd_buff.ret_status; goto read_exit; } if(cmd_buff.len != size) { line_num = __LINE__; ret = cmd_buff.len; goto read_exit; } #if CONFIG_CACHE_ENABLE flush_dcache(cmd_buff.buff, size); #endif memcpy(user_buf, cmd_buff.buff, size); u32 crc = calc_crc32(0, (const u8 *)user_buf, size); if(cmd_buff.crc != crc) { line_num = __LINE__; ret = crc; goto read_exit; } ret = mb_ipc_send(flash_socket_handle, FLASH_CMD_READ_DONE, (u8 *)&cmd_buff, sizeof(cmd_buff), FLASH_OPERATE_TIMEOUT); if(ret != 0) { line_num = __LINE__; goto read_exit; } // u8 user_cmd = INVALID_USER_CMD_ID; // memset(&cmd_buff, 0, sizeof(cmd_buff)); ret = mb_ipc_recv(flash_socket_handle, &user_cmd, (u8 *)&cmd_buff, sizeof(cmd_buff), FLASH_OPERATE_TIMEOUT); // it is just a handshake. every send cmd to server must have a recv. #if LOCAL_TRACE if(ret != sizeof(cmd_buff)) BK_LOGE(TAG, "%s @%d, data=%d.\r\n", __FUNCTION__, __LINE__, ret); #endif ret_val = BK_OK; read_exit: rtos_unlock_mutex(&flash_mutex); #if LOCAL_TRACE if(ret_val != BK_OK) BK_LOGE(TAG, "%s @%d, data=%d.\r\n", __FUNCTION__, line_num, ret); #endif return ret_val; } bk_err_t bk_flash_read_bytes(uint32_t address, uint8_t *user_buf, uint32_t size) { int ret_val = BK_OK; u32 rd_len = 0; if(bk_flash_driver_init() != BK_OK) return BK_FAIL; while(size > FLASH_IPC_READ_SIZE) { ret_val = flash_read_bytes(address + rd_len, user_buf + rd_len, FLASH_IPC_READ_SIZE); if(ret_val != BK_OK) return ret_val; rd_len += FLASH_IPC_READ_SIZE; size -= FLASH_IPC_READ_SIZE; } ret_val = flash_read_bytes(address + rd_len, user_buf + rd_len, size); return ret_val; } static bk_err_t flash_write_bytes(uint32_t address, const uint8_t *user_buf, uint32_t size) { int ret_val = BK_FAIL; int line_num; if(size > 0xFFFF) return BK_FAIL; flash_cmd_t cmd_buff; memset(&cmd_buff, 0, sizeof(cmd_buff)); cmd_buff.addr = address; cmd_buff.len = size; cmd_buff.buff = (u8 *)user_buf; cmd_buff.crc = calc_crc32(0, user_buf, size); rtos_lock_mutex(&flash_mutex); int ret = mb_ipc_send(flash_socket_handle, FLASH_CMD_WRITE, (u8 *)&cmd_buff, sizeof(cmd_buff), FLASH_OPERATE_TIMEOUT + size / 200); // flash write speed: write done 200 bytes in 1ms. if(ret != 0) { line_num = __LINE__; goto write_exit; } u8 user_cmd = INVALID_USER_CMD_ID; memset(&cmd_buff, 0, sizeof(cmd_buff)); ret = mb_ipc_recv(flash_socket_handle, &user_cmd, (u8 *)&cmd_buff, sizeof(cmd_buff), FLASH_OPERATE_TIMEOUT); if(ret != sizeof(cmd_buff)) { line_num = __LINE__; goto write_exit; } if(user_cmd != FLASH_CMD_WRITE) { line_num = __LINE__; ret = user_cmd; goto write_exit; } if(cmd_buff.ret_status != BK_OK) { line_num = __LINE__; ret = cmd_buff.ret_status; goto write_exit; } #if 0 if(cmd_buff.len != size) { line_num = __LINE__; ret = cmd_buff.len; goto write_exit; } #endif ret_val = BK_OK; write_exit: rtos_unlock_mutex(&flash_mutex); #if LOCAL_TRACE if(ret_val != BK_OK) BK_LOGE(TAG, "%s @%d, data=%d.\r\n", __FUNCTION__, line_num, ret); #endif return ret_val; } bk_err_t bk_flash_write_bytes(uint32_t address, const uint8_t *user_buf, uint32_t size) { int ret_val = BK_OK; u32 wr_len = 0; if(bk_flash_driver_init() != BK_OK) return BK_FAIL; while(size > FLASH_IPC_WRITE_SIZE) { ret_val = flash_write_bytes(address + wr_len, user_buf + wr_len, FLASH_IPC_WRITE_SIZE); if(ret_val != BK_OK) return ret_val; wr_len += FLASH_IPC_WRITE_SIZE; size -= FLASH_IPC_WRITE_SIZE; } ret_val = flash_write_bytes(address + wr_len, user_buf + wr_len, size); return ret_val; } uint32_t bk_flash_get_id(void) { return 0; } flash_line_mode_t bk_flash_get_line_mode(void) { return FLASH_LINE_MODE_TWO; } flash_protect_type_t bk_flash_get_protect_type(void) { return FLASH_PROTECT_ALL; } bk_err_t bk_flash_set_protect_type(flash_protect_type_t type) { return BK_OK; } bool bk_flash_is_driver_inited() { return s_flash_client_init; }