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sdmmc: update test program to read first two sectors of sd card

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This commit is contained in:
Michael Scire
2020-10-27 22:31:56 -07:00
parent 4586dce57b
commit 96476a227b
30 changed files with 6080 additions and 2 deletions
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51
exosphere/sdmmc_test/source/sdmmc_test_main.cpp
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@@ -14,6 +14,7 @@
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include <exosphere.hpp>
#include "hwinit.h"
namespace ams::sdmmc_test {
@@ -46,6 +47,54 @@ namespace ams::sdmmc_test {
}
void Main() {
/* Perform butchered hwinit. */
/* TODO: replace with simpler, non-C logic. */
nx_hwinit();
/* Clear output buffer for debug. */
std::memset((void *)0x40038000, 0xAA, 0x400);
/* Normally, these pins get configured by boot sysmodule during initial pinmux config. */
/* However, they're required to access the SD card. */
{
const uintptr_t apb_misc = dd::QueryIoMapping(0x70000000, 0x4000);
reg::ReadWrite(apb_misc + PINMUX_AUX_SDMMC1_CLK, PINMUX_REG_BITS_ENUM(AUX_E_INPUT, ENABLE),
PINMUX_REG_BITS_ENUM(AUX_TRISTATE, PASSTHROUGH),
PINMUX_REG_BITS_ENUM(AUX_PUPD, PULL_DOWN),
PINMUX_REG_BITS_ENUM(AUX_SDMMC1_CLK_PM, SDMMC1));
reg::ReadWrite(apb_misc + PINMUX_AUX_SDMMC1_CMD, PINMUX_REG_BITS_ENUM(AUX_E_INPUT, ENABLE),
PINMUX_REG_BITS_ENUM(AUX_TRISTATE, PASSTHROUGH),
PINMUX_REG_BITS_ENUM(AUX_PUPD, PULL_UP),
PINMUX_REG_BITS_ENUM(AUX_SDMMC1_CMD_PM, SDMMC1));
reg::ReadWrite(apb_misc + PINMUX_AUX_SDMMC1_DAT3, PINMUX_REG_BITS_ENUM(AUX_E_INPUT, ENABLE),
PINMUX_REG_BITS_ENUM(AUX_TRISTATE, PASSTHROUGH),
PINMUX_REG_BITS_ENUM(AUX_PUPD, PULL_UP),
PINMUX_REG_BITS_ENUM(AUX_SDMMC1_DAT3_PM, SDMMC1));
reg::ReadWrite(apb_misc + PINMUX_AUX_SDMMC1_DAT2, PINMUX_REG_BITS_ENUM(AUX_E_INPUT, ENABLE),
PINMUX_REG_BITS_ENUM(AUX_TRISTATE, PASSTHROUGH),
PINMUX_REG_BITS_ENUM(AUX_PUPD, PULL_UP),
PINMUX_REG_BITS_ENUM(AUX_SDMMC1_DAT2_PM, SDMMC1));
reg::ReadWrite(apb_misc + PINMUX_AUX_SDMMC1_DAT1, PINMUX_REG_BITS_ENUM(AUX_E_INPUT, ENABLE),
PINMUX_REG_BITS_ENUM(AUX_TRISTATE, PASSTHROUGH),
PINMUX_REG_BITS_ENUM(AUX_PUPD, PULL_UP),
PINMUX_REG_BITS_ENUM(AUX_SDMMC1_DAT1_PM, SDMMC1));
reg::ReadWrite(apb_misc + PINMUX_AUX_SDMMC1_DAT0, PINMUX_REG_BITS_ENUM(AUX_E_INPUT, ENABLE),
PINMUX_REG_BITS_ENUM(AUX_TRISTATE, PASSTHROUGH),
PINMUX_REG_BITS_ENUM(AUX_PUPD, PULL_UP),
PINMUX_REG_BITS_ENUM(AUX_SDMMC1_DAT0_PM, SDMMC1));
reg::ReadWrite(apb_misc + PINMUX_AUX_DMIC3_CLK, PINMUX_REG_BITS_ENUM(AUX_E_OD, DISABLE),
PINMUX_REG_BITS_ENUM(AUX_E_INPUT, DISABLE),
PINMUX_REG_BITS_ENUM(AUX_TRISTATE, PASSTHROUGH),
PINMUX_REG_BITS_ENUM(AUX_SDMMC1_DAT0_PM, RSVD2));
}
/* Debug signaler. */
volatile u32 * const DEBUG = reinterpret_cast<volatile u32 *>(0x4003C000);
DEBUG[0] = 0;
@@ -62,8 +111,6 @@ namespace ams::sdmmc_test {
DEBUG[0] = 3;
CheckResult(result);
PmcMainReboot();
/* Read the first two sectors from disk. */
void * const sector_dst = reinterpret_cast<void *>(0x40038000);
result = sdmmc::Read(sector_dst, SectorCount * sdmmc::SectorSize, Port, SectorIndex, SectorCount);