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sdmmc: add gen cmd support

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This commit is contained in:
CTCaer
2026-06-16 22:55:49 +03:00
parent cbefe41452
commit a7f0d6768c
2 changed files with 29 additions and 3 deletions
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29
bdk/storage/sdmmc.c
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@@ -166,7 +166,7 @@ static int _sdmmc_storage_check_status(sdmmc_storage_t *storage)
return _sdmmc_storage_get_status(storage, &tmp, 0);
}
int sdmmc_storage_execute_vendor_cmd(sdmmc_storage_t *storage, u32 arg)
int sdmmc_storage_vendor_cmd(sdmmc_storage_t *storage, u32 arg)
{
sdmmc_cmd_t cmdbuf;
sdmmc_init_cmd(&cmdbuf, MMC_VENDOR_CMD_62, arg, SDMMC_RSP_TYPE_1, 1);
@@ -196,7 +196,7 @@ int sdmmc_storage_execute_vendor_cmd(sdmmc_storage_t *storage, u32 arg)
int sdmmc_storage_vendor_sandisk_report(sdmmc_storage_t *storage, void *buf)
{
// Request health report.
if (sdmmc_storage_execute_vendor_cmd(storage, MMC_SANDISK_HEALTH_REPORT))
if (sdmmc_storage_vendor_cmd(storage, MMC_SANDISK_HEALTH_REPORT))
return 2;
u32 tmp = 0;
@@ -222,6 +222,31 @@ int sdmmc_storage_vendor_sandisk_report(sdmmc_storage_t *storage, void *buf)
return _sdmmc_storage_check_cached_card_status(storage->sdmmc);
}
int sdmmc_storage_gen_cmd(sdmmc_storage_t *storage, u32 arg, void *buf)
{
u32 tmp = 0;
sdmmc_cmd_t cmdbuf;
sdmmc_req_t reqbuf;
sdmmc_init_cmd(&cmdbuf, MMC_GEN_CMD, arg, SDMMC_RSP_TYPE_1, 0);
reqbuf.buf = buf;
reqbuf.blksize = SDMMC_DAT_BLOCKSIZE;
reqbuf.num_sectors = 1;
reqbuf.is_write = !(arg & 1);
reqbuf.is_multi_block = 0;
reqbuf.is_auto_stop_trn = 0;
if (sdmmc_execute_cmd(storage->sdmmc, &cmdbuf, &reqbuf, NULL))
{
_sdmmc_storage_get_status(storage, &tmp, 0);
return 1;
}
return _sdmmc_storage_check_cached_card_status(storage->sdmmc);
}
static int _sdmmc_storage_readwrite_ex(sdmmc_storage_t *storage, u32 *blkcnt_out, u32 sector, u32 num_sectors, void *buf, u32 is_write)
{
u32 tmp = 0;

3
bdk/storage/sdmmc.h
View File

@@ -233,7 +233,8 @@ void sdmmc_storage_init_wait_sd();
int sdmmc_storage_init_sd(sdmmc_storage_t *storage, sdmmc_t *sdmmc, u32 bus_width, u32 type);
int sdmmc_storage_init_gc(sdmmc_storage_t *storage, sdmmc_t *sdmmc);
int sdmmc_storage_execute_vendor_cmd(sdmmc_storage_t *storage, u32 arg);
int sdmmc_storage_gen_cmd(sdmmc_storage_t *storage, u32 arg, void *buf);
int sdmmc_storage_vendor_cmd(sdmmc_storage_t *storage, u32 arg);
int sdmmc_storage_vendor_sandisk_report(sdmmc_storage_t *storage, void *buf);
int mmc_storage_get_ext_csd(sdmmc_storage_t *storage);