diff options
Diffstat (limited to 'drivers/net/wireless/eswin/sdio/fw.c')
| -rw-r--r-- | drivers/net/wireless/eswin/sdio/fw.c | 158 |
1 files changed, 158 insertions, 0 deletions
diff --git a/drivers/net/wireless/eswin/sdio/fw.c b/drivers/net/wireless/eswin/sdio/fw.c new file mode 100644 index 000000000000..9d6bab28d7e8 --- /dev/null +++ b/drivers/net/wireless/eswin/sdio/fw.c @@ -0,0 +1,158 @@ +/** +****************************************************************************** +* +* @file fw.c +* +* @brief ecrnx sdio firmware download functions +* +* Copyright (C) ESWIN 2015-2020 +* +****************************************************************************** +*/ + +#include <linux/firmware.h> +#include "core.h" +#include "sdio.h" +#include "fw_head_check.h" + +extern char *fw_name; + + +void eswin_fw_file_download(struct eswin *tr) +{ + int ret; + unsigned int length_all; + unsigned char length_str[9]={0}; + unsigned int lengthLeft, lengthSend, offset = HEAD_SIZE; + const u8 * dataAddr; + struct sk_buff *skb; + int file_num = 0; + unsigned int file_load_addr[3] = {0x10000U, 0x60800U, 0x80000U}; // ilm addr; dlm addr offset 0x800 for bootrom log; iram0 addr + + char str_sync[4] = {0x63, 0x6E, 0x79, 0x73}; + char str_cfg[] = {0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x04, 0x00, 0x00, 0x00}; // default for sync + + skb = dev_alloc_skb(1024); + + ECRNX_PRINT("%s entry!!", __func__); + + + /* 1 sync */ + memcpy(skb->data, str_sync, 4); + tr->ops->write(tr, skb->data, 4); + ret = tr->ops->wait_ack(tr); + ECRNX_PRINT("dl-fw >> sync, ret: %d\n", ret); + + + dataAddr = tr->fw->data; + length_all = tr->fw->size - offset; + + while(length_all) + { + memcpy(length_str, dataAddr + offset, 8); + ECRNX_PRINT("-------------------------------------%s\n", length_str); + offset+=8; + length_all-=8; + ret = kstrtol(length_str, 10, (long*)&lengthLeft); + //ECRNX_PRINT("dl-fw >> file len, ret: %d len:%d\n", ret, lengthLeft); + if(ret==0 && lengthLeft) + { + length_all-=lengthLeft; + + /* 2 cfg addr and length */ + str_cfg[4] = (char)((file_load_addr[file_num]) & 0xFF); + str_cfg[5] = (char)(((file_load_addr[file_num])>>8) & 0xFF); + str_cfg[6] = (char)(((file_load_addr[file_num])>>16) & 0xFF); + str_cfg[7] = (char)(((file_load_addr[file_num])>>24) & 0xFF); + file_num++; + str_cfg[8] = (char)((lengthLeft) & 0xFF); + str_cfg[9] = (char)(((lengthLeft)>>8) & 0xFF); + str_cfg[10] = (char)(((lengthLeft)>>16) & 0xFF); + str_cfg[11] = (char)(((lengthLeft)>>24) & 0xFF); + + + memcpy(skb->data, &str_cfg[0], 12); + tr->ops->write(tr, skb->data, 12); + ret = tr->ops->wait_ack(tr); + //ECRNX_PRINT("dl-fw >> cfg, ret: %d\n", ret); + + + /* 3 load fw */ + do { + lengthSend = (lengthLeft >= 1024) ? 1024 : lengthLeft; //ECO3 supprot 64K buff + if(lengthLeft%512==0) + { + memcpy(skb->data, dataAddr + offset, lengthSend); + tr->ops->write(tr, skb->data, lengthSend); + + //ECRNX_PRINT("dl-fw >> ld(%d), ret: %d\n", offset/1024, ret); + + ret = tr->ops->wait_ack(tr); + } + else + { + memcpy(skb->data, dataAddr + offset, lengthSend&0xFFFFFE00U); + tr->ops->write(tr, skb->data, lengthSend&0xFFFFFE00U); + //ECRNX_PRINT("dl-fw >> ld(%d), ret: %d\n", offset/1024, ret); + ret = tr->ops->wait_ack(tr); + + memcpy(skb->data, dataAddr + offset + (int)(lengthLeft&0xFFFFFE00U), lengthSend&0x1FFU); + tr->ops->write(tr, skb->data, lengthSend&0x1FFU); + //ECRNX_PRINT("dl-fw >> ld(%d), ret: %d\n", offset/1024, ret); + ret = tr->ops->wait_ack(tr); + } + + //ECRNX_PRINT("dl-fw >> ld-ack(%d), ret: %d\n", offset/1024, ret); + offset += lengthSend; + lengthLeft -= lengthSend; + } while(lengthLeft); + //ECRNX_PRINT("dl-fw >> ld, ret: %d\n", ret); + } + } + + /* 4 start up */ + memset(skb->data, 0, 12); + tr->ops->write(tr, skb->data, 12); + tr->ops->wait_ack(tr); + + dev_kfree_skb(skb); +} + + + + + +bool eswin_fw_file_chech(struct eswin *tr) +{ + int status; + + if (fw_name == NULL) + goto err_fw; + + if (tr->fw) + return true; + + ECRNX_PRINT("%s, Checking firmware... (%s)\n", __func__, fw_name); + + status = request_firmware((const struct firmware **)&tr->fw, fw_name, tr->dev); + if (status != 0) { + ECRNX_PRINT("%s, error status = %d\n", __func__, status); + goto err_fw; + } + + ECRNX_PRINT("%s, request fw OK and size is %d\n", + __func__, tr->fw->size); + + if(fw_check_head(tr) == false) + { + goto err_fw; + } + return true; + + +err_fw: + tr->fw = NULL; + return false; +} + + |