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git subrepo pull --force emummc

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subrepo:
  subdir:   "emummc"
  merged:   "2fc47cbb8"
upstream:
  origin:   "https://github.com/lulle2007200/emuMMC.git"
  branch:   "develop"
  commit:   "2fc47cbb8"
git-subrepo:
  version:  "0.4.9"
  origin:   "https://github.com/ingydotnet/git-subrepo.git"
  commit:   "30db3b8"
This commit is contained in:
lulle2007200
2025-05-12 14:22:12 +02:00
parent 0188898af4
commit 92c599f0f0
342 changed files with 106677 additions and 974 deletions
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142
emummc/source/emmc/sdmmc.c vendored
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@@ -293,6 +293,59 @@ int sdmmc_storage_end(sdmmc_storage_t *storage)
return 1;
}
static int _sdmmc_storage_readwrite_fs(sdmmc_storage_t *storage, u32 sector, u32 num_sectors, void *buf, u32 is_write){
sdmmc_accessor_t *accessor_sd = sdmmc_accessor_sd();
sdmmc_accessor_t *accessor_nand = sdmmc_accessor_nand();
if (sdmmc_calculate_dma_addr(accessor_sd, buf, num_sectors))
{
return !accessor_sd->vtab->read_write(accessor_sd, sector, num_sectors, buf, num_sectors * 512, !is_write);
}
else
{
if (sdmmc_calculate_dma_addr(accessor_nand, buf, num_sectors))
{
// buf is on the nand dma buffer
int original_dma_idx = sdmmc_calculate_dma_index(accessor_nand, buf, num_sectors);
sdmmc_dma_buffer_t *original_dma_buffer = &accessor_nand->parent->dmaBuffers[original_dma_idx];
// Next entry
int dma_idx = sdmmc_calculate_fitting_dma_index(accessor_sd, num_sectors) + 1;
accessor_sd->parent->dmaBuffers[dma_idx].device_addr_buffer = original_dma_buffer->device_addr_buffer;
accessor_sd->parent->dmaBuffers[dma_idx].device_addr_buffer_masked = original_dma_buffer->device_addr_buffer_masked;
accessor_sd->parent->dmaBuffers[dma_idx].device_addr_buffer_size = original_dma_buffer->device_addr_buffer_size;
u64 res = accessor_sd->vtab->read_write(accessor_sd, sector, num_sectors, buf, num_sectors * 512, 1);
accessor_sd->parent->dmaBuffers[dma_idx].device_addr_buffer = 0;
accessor_sd->parent->dmaBuffers[dma_idx].device_addr_buffer_masked = 0;
accessor_sd->parent->dmaBuffers[dma_idx].device_addr_buffer_size = 0;
return !res;
}
else
{
// buf is on a heap
int dma_idx = sdmmc_calculate_fitting_dma_index(accessor_sd, num_sectors);
void *dma_buf = &accessor_sd->parent->dmaBuffers[dma_idx].device_addr_buffer[0];
u64 res;
if(is_write){
memcpy(dma_buf, buf, num_sectors * 512);
res = accessor_sd->vtab->read_write(accessor_sd, sector, num_sectors, dma_buf, num_sectors * 512, !is_write);
}
else
{
res = accessor_sd->vtab->read_write(accessor_sd, sector, num_sectors, dma_buf, num_sectors * 512, !is_write);
memcpy(buf, dma_buf, num_sectors * 512);
}
return !res;
}
}
}
static int _sdmmc_storage_readwrite(sdmmc_storage_t *storage, u32 sector, u32 num_sectors, void *buf, u32 is_write)
{
u8 *bbuf = (u8 *)buf;
@@ -358,54 +411,12 @@ out:
return 1;
}
extern _sdmmc_accessor_sd sdmmc_accessor_sd;
extern _sdmmc_accessor_nand sdmmc_accessor_nand;
int sdmmc_storage_read(sdmmc_storage_t *storage, u32 sector, u32 num_sectors, void *buf)
{
if (!custom_driver)
{
sdmmc_accessor_t *accessor_sd = sdmmc_accessor_sd();
sdmmc_accessor_t *accessor_nand = sdmmc_accessor_nand();
if (sdmmc_calculate_dma_addr(accessor_sd, buf, num_sectors))
{
return !accessor_sd->vtab->read_write(accessor_sd, sector, num_sectors, buf, num_sectors * 512, 1);
}
else
{
if (sdmmc_calculate_dma_addr(accessor_nand, buf, num_sectors))
{
// buf is on the nand dma buffer
int original_dma_idx = sdmmc_calculate_dma_index(accessor_nand, buf, num_sectors);
sdmmc_dma_buffer_t *original_dma_buffer = &accessor_nand->parent->dmaBuffers[original_dma_idx];
// Next entry
int dma_idx = sdmmc_calculate_fitting_dma_index(accessor_sd, num_sectors) + 1;
accessor_sd->parent->dmaBuffers[dma_idx].device_addr_buffer = original_dma_buffer->device_addr_buffer;
accessor_sd->parent->dmaBuffers[dma_idx].device_addr_buffer_masked = original_dma_buffer->device_addr_buffer_masked;
accessor_sd->parent->dmaBuffers[dma_idx].device_addr_buffer_size = original_dma_buffer->device_addr_buffer_size;
u64 res = accessor_sd->vtab->read_write(accessor_sd, sector, num_sectors, buf, num_sectors * 512, 1);
accessor_sd->parent->dmaBuffers[dma_idx].device_addr_buffer = 0;
accessor_sd->parent->dmaBuffers[dma_idx].device_addr_buffer_masked = 0;
accessor_sd->parent->dmaBuffers[dma_idx].device_addr_buffer_size = 0;
return !res;
}
else
{
// buf is on a heap
int dma_idx = sdmmc_calculate_fitting_dma_index(accessor_sd, num_sectors);
void *dma_buf = &accessor_sd->parent->dmaBuffers[dma_idx].device_addr_buffer[0];
u64 res = accessor_sd->vtab->read_write(accessor_sd, sector, num_sectors, dma_buf, num_sectors * 512, 1);
memcpy(buf, dma_buf, num_sectors * 512);
return !res;
}
}
return _sdmmc_storage_readwrite_fs(storage, sector, num_sectors, buf, 0);
}
else
{
@@ -417,48 +428,7 @@ int sdmmc_storage_write(sdmmc_storage_t *storage, u32 sector, u32 num_sectors, v
{
if (!custom_driver)
{
sdmmc_accessor_t *accessor_sd = sdmmc_accessor_sd();
sdmmc_accessor_t *accessor_nand = sdmmc_accessor_nand();
if (sdmmc_calculate_dma_addr(accessor_sd, buf, num_sectors))
{
return !accessor_sd->vtab->read_write(accessor_sd, sector, num_sectors, buf, num_sectors * 512, 0);
}
else
{
if (sdmmc_calculate_dma_addr(accessor_nand, buf, num_sectors))
{
// buf is on the nand dma buffer
int original_dma_idx = sdmmc_calculate_dma_index(accessor_nand, buf, num_sectors);
sdmmc_dma_buffer_t *original_dma_buffer = &accessor_nand->parent->dmaBuffers[original_dma_idx];
// Next entry
int dma_idx = sdmmc_calculate_fitting_dma_index(accessor_sd, num_sectors) + 1;
accessor_sd->parent->dmaBuffers[dma_idx].device_addr_buffer = original_dma_buffer->device_addr_buffer;
accessor_sd->parent->dmaBuffers[dma_idx].device_addr_buffer_masked = original_dma_buffer->device_addr_buffer_masked;
accessor_sd->parent->dmaBuffers[dma_idx].device_addr_buffer_size = original_dma_buffer->device_addr_buffer_size;
u64 res = accessor_sd->vtab->read_write(accessor_sd, sector, num_sectors, buf, num_sectors * 512, 0);
accessor_sd->parent->dmaBuffers[dma_idx].device_addr_buffer = 0;
accessor_sd->parent->dmaBuffers[dma_idx].device_addr_buffer_masked = 0;
accessor_sd->parent->dmaBuffers[dma_idx].device_addr_buffer_size = 0;
return !res;
}
else
{
// buf is on a heap
int dma_idx = sdmmc_calculate_fitting_dma_index(accessor_sd, num_sectors);
void *dma_buf = &accessor_sd->parent->dmaBuffers[dma_idx].device_addr_buffer[0];
memcpy(dma_buf, buf, num_sectors * 512);
u64 res = accessor_sd->vtab->read_write(accessor_sd, sector, num_sectors, dma_buf, num_sectors * 512, 0);
return !res;
}
}
return _sdmmc_storage_readwrite_fs(storage, sector, num_sectors, buf, 1);
}
else
{