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Code Issues Releases Activity

bdk: sdmmc: deduplicate function modes get

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And parse the whole info
This commit is contained in:
CTCaer 2023-12-27 15:01:20 +02:00
parent e23d469f06
commit 41d3565353
2 changed files with 46 additions and 21 deletions
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57
bdk/storage/sdmmc.c
View file

@ -1292,21 +1292,36 @@ static int _sd_storage_set_card_bus_speed(sdmmc_storage_t *storage, u32 hs_type,
return 0;
}
static int _sd_storage_enable_uhs_low_volt(sdmmc_storage_t *storage, u32 type, u8 *buf)
int sd_storage_get_fmodes(sdmmc_storage_t *storage, u8 *buf, sd_func_modes_t *fmodes)
{
if (sdmmc_get_bus_width(storage->sdmmc) != SDMMC_BUS_WIDTH_4)
return 0;
if (!buf)
buf = (u8 *)SDMMC_UPPER_BUFFER;
if (!_sd_storage_switch_get(storage, buf))
return 0;
u8 access_mode = buf[13];
u16 power_limit = buf[7] | (buf[6] << 8);
fmodes->access_mode = buf[13] | (buf[12] << 8);
fmodes->cmd_system = buf[11] | (buf[10] << 8);
fmodes->driver_strength = buf[9] | (buf[8] << 8);
fmodes->power_limit = buf[7] | (buf[6] << 8);
return 1;
}
static int _sd_storage_enable_uhs_low_volt(sdmmc_storage_t *storage, u32 type, u8 *buf)
{
sd_func_modes_t fmodes;
if (sdmmc_get_bus_width(storage->sdmmc) != SDMMC_BUS_WIDTH_4)
return 0;
if (!sd_storage_get_fmodes(storage, buf, &fmodes))
return 0;
#ifdef BDK_SDMMC_UHS_DDR200_SUPPORT
u16 cmd_system = buf[11] | (buf[10] << 8);
DPRINTF("[SD] access: %02X, power: %02X, cmd: %02X\n", access_mode, power_limit, cmd_system);
DPRINTF("[SD] access: %02X, power: %02X, cmd: %02X\n", fmodes.access_mode, fmodes.power_limit, fmodes.cmd_system);
#else
DPRINTF("[SD] access: %02X, power: %02X\n", access_mode, power_limit);
DPRINTF("[SD] access: %02X, power: %02X\n", fmodes.access_mode, fmodes.power_limit);
#endif
u32 hs_type = 0;
@ -1315,11 +1330,11 @@ static int _sd_storage_enable_uhs_low_volt(sdmmc_storage_t *storage, u32 type, u
#ifdef BDK_SDMMC_UHS_DDR200_SUPPORT
case SDHCI_TIMING_UHS_DDR200:
// Fall through if DDR200 is not supported.
if (cmd_system & SD_MODE_UHS_DDR200)
if (fmodes.cmd_system & SD_MODE_UHS_DDR200)
{
DPRINTF("[SD] setting bus speed to DDR200\n");
storage->csd.busspeed = 200;
_sd_storage_set_power_limit(storage, power_limit, buf);
_sd_storage_set_power_limit(storage, fmodes.power_limit, buf);
return _sd_storage_enable_DDR200(storage, buf);
}
#endif
@ -1327,7 +1342,7 @@ static int _sd_storage_enable_uhs_low_volt(sdmmc_storage_t *storage, u32 type, u
case SDHCI_TIMING_UHS_SDR104:
case SDHCI_TIMING_UHS_SDR82:
// Fall through if not supported.
if (access_mode & SD_MODE_UHS_SDR104)
if (fmodes.access_mode & SD_MODE_UHS_SDR104)
{
type = SDHCI_TIMING_UHS_SDR104;
hs_type = UHS_SDR104_BUS_SPEED;
@ -1345,7 +1360,7 @@ static int _sd_storage_enable_uhs_low_volt(sdmmc_storage_t *storage, u32 type, u
}
case SDHCI_TIMING_UHS_SDR50:
if (access_mode & SD_MODE_UHS_SDR50)
if (fmodes.access_mode & SD_MODE_UHS_SDR50)
{
type = SDHCI_TIMING_UHS_SDR50;
hs_type = UHS_SDR50_BUS_SPEED;
@ -1355,7 +1370,7 @@ static int _sd_storage_enable_uhs_low_volt(sdmmc_storage_t *storage, u32 type, u
}
/*
case SDHCI_TIMING_UHS_DDR50:
if (access_mode & SD_MODE_UHS_DDR50)
if (fmodes.access_mode & SD_MODE_UHS_DDR50)
{
type = SDHCI_TIMING_UHS_DDR50;
hs_type = UHS_DDR50_BUS_SPEED;
@ -1365,7 +1380,7 @@ static int _sd_storage_enable_uhs_low_volt(sdmmc_storage_t *storage, u32 type, u
}
*/
case SDHCI_TIMING_UHS_SDR25:
if (access_mode & SD_MODE_UHS_SDR25)
if (fmodes.access_mode & SD_MODE_UHS_SDR25)
{
type = SDHCI_TIMING_UHS_SDR25;
hs_type = UHS_SDR25_BUS_SPEED;
@ -1382,7 +1397,7 @@ static int _sd_storage_enable_uhs_low_volt(sdmmc_storage_t *storage, u32 type, u
// Try to raise the power limit to let the card perform better.
if (hs_type != UHS_SDR25_BUS_SPEED)
_sd_storage_set_power_limit(storage, power_limit, buf);
_sd_storage_set_power_limit(storage, fmodes.power_limit, buf);
// Setup and set selected card and bus speed.
if (!_sd_storage_set_card_bus_speed(storage, hs_type, buf))
@ -1402,17 +1417,17 @@ static int _sd_storage_enable_uhs_low_volt(sdmmc_storage_t *storage, u32 type, u
static int _sd_storage_enable_hs_high_volt(sdmmc_storage_t *storage, u8 *buf)
{
if (!_sd_storage_switch_get(storage, buf))
sd_func_modes_t fmodes;
if (!sd_storage_get_fmodes(storage, buf, &fmodes))
return 0;
u8 access_mode = buf[13];
u16 power_limit = buf[7] | buf[6] << 8;
DPRINTF("[SD] access: %02X, power: %02X\n", access_mode, power_limit);
DPRINTF("[SD] access: %02X, power: %02X\n", fmodes.access_mode, fmodes.power_limit);
// Try to raise the power limit to let the card perform better.
_sd_storage_set_power_limit(storage, power_limit, buf);
_sd_storage_set_power_limit(storage, fmodes.power_limit, buf);
if (!(access_mode & SD_MODE_HIGH_SPEED))
if (!(fmodes.access_mode & SD_MODE_HIGH_SPEED))
return 1;
if (!_sd_storage_set_card_bus_speed(storage, HIGH_SPEED_BUS_SPEED, buf))

10
bdk/storage/sdmmc.h
View file

@ -19,6 +19,7 @@
#define _SDMMC_H_
#include <utils/types.h>
#include <storage/sd_def.h>
#include <storage/sdmmc_driver.h>
extern u32 sd_power_cycle_time_start;
@ -195,6 +196,14 @@ typedef struct _sdmmc_storage_t
sd_ssr_t ssr;
} sdmmc_storage_t;
typedef struct _sd_func_modes_t
{
u16 access_mode;
u16 cmd_system;
u16 driver_strength;
u16 power_limit;
} sd_func_modes_t;
int sdmmc_storage_end(sdmmc_storage_t *storage);
int sdmmc_storage_read(sdmmc_storage_t *storage, u32 sector, u32 num_sectors, void *buf);
int sdmmc_storage_write(sdmmc_storage_t *storage, u32 sector, u32 num_sectors, void *buf);
@ -209,6 +218,7 @@ int sdmmc_storage_vendor_sandisk_report(sdmmc_storage_t *storage, void *buf);
int mmc_storage_get_ext_csd(sdmmc_storage_t *storage, void *buf);
int sd_storage_get_fmodes(sdmmc_storage_t *storage, u8 *buf, sd_func_modes_t *functions);
int sd_storage_get_scr(sdmmc_storage_t *storage, u8 *buf);
int sd_storage_get_ssr(sdmmc_storage_t *storage, u8 *buf);
u32 sd_storage_get_ssr_au(sdmmc_storage_t *storage);