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mx4sio: resume partial transfers at the next sector #936

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mx4sio: resume partial transfers at the next sector #936

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20a90de
mx4sio: resume partial transfers at the next sector
PS2HomeDeveloper Oct 6, 2026
a67be52
Add newline at end of spi_sdcard_driver.c
PS2HomeDeveloper Oct 6, 2026
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6 changes: 4 additions & 2 deletions iop/sio/mx4sio_bd/src/spi_sdcard_driver.c
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Original file line number Diff line number Diff line change
Expand Up @@ -608,6 +608,7 @@ int spisd_read(struct block_device *bd, uint64_t sector, void *buffer, uint16_t
/* fail condition */
if (sectors_left > 0) {
buffer = (uint8_t *)buffer + (results * 512);
sector += results;
M_DEBUG("ERROR: failed to read all sectors, read:%i, abort:%i\n", sectors_left, cmd.abort);

if (cmd.abort == CMD_ABORT_NO_READ_TOKEN) {
Expand Down Expand Up @@ -655,7 +656,7 @@ int spisd_write(struct block_device *bd, uint64_t sector, const void *buffer, ui
while (sectors_left > 0 && retries < MAX_RETRIES) {

/* issue CMD25 to begin transfer */
results = spisd_write_multi_begin(sector, count);
results = spisd_write_multi_begin((uint32_t)sector, sectors_left);
if (results != SPISD_RESULT_OK) {
M_DEBUG("ERROR: failed to start multi-block write\n");
break;
Expand All @@ -668,6 +669,7 @@ int spisd_write(struct block_device *bd, uint64_t sector, const void *buffer, ui
/* fail condition */
if (sectors_left > 0) {
write_buffer = (uint8_t *)write_buffer + (results * 512); /* update buffer for next attempt */
sector += results;
M_DEBUG("ERROR: failed to write all sectors, wrote: %i\n", results);
}

Expand Down Expand Up @@ -698,4 +700,4 @@ int spisd_stop(struct block_device *bd)
{
(void)bd;
return 0;
}
}
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