sd: Added exports for both Dreamcast and NAOMI.

DC-SWAT · QuzarDC · commit acaf32f520a7 · 2025-05-16T19:51:52.000-04:00
Also fix read data with size that not multiple by 32 and warning in SCI.
diff --git a/kernel/arch/dreamcast/exports-naomi.txt b/kernel/arch/dreamcast/exports-naomi.txt
@@ -77,6 +77,15 @@ sci_spi_read_data
 sci_spi_dma_write_data
 sci_spi_dma_read_data
 
+# SD Card
+sd_init
+sd_init_ex
+sd_shutdown
+sd_read_blocks
+sd_write_blocks
+sd_get_size
+sd_blockdev_for_partition
+
 # Timers
 timer_prime
 timer_start
diff --git a/kernel/arch/dreamcast/exports-pristine.txt b/kernel/arch/dreamcast/exports-pristine.txt
@@ -95,6 +95,15 @@ sci_spi_read_data
 sci_spi_dma_write_data
 sci_spi_dma_read_data
 
+# SD Card
+sd_init
+sd_init_ex
+sd_shutdown
+sd_read_blocks
+sd_write_blocks
+sd_get_size
+sd_blockdev_for_partition
+
 # Timers
 timer_prime
 timer_start
diff --git a/kernel/arch/dreamcast/hardware/sd.c b/kernel/arch/dreamcast/hardware/sd.c
@@ -134,7 +134,10 @@ static void sci_write_byte_wrapper(uint8_t data) {
 }
 
 static void sci_read_data_wrapper(uint8_t *data, size_t len) {
-    sci_spi_dma_read_data(data, len, NULL, NULL);
+    if(len & 31)
+        sci_spi_read_data(data, len);
+    else
+        sci_spi_dma_read_data(data, len, NULL, NULL);
 }
 
 static void sci_write_data_wrapper(const uint8_t *data, size_t len) {

Original file line number	Diff line number	Diff line change
`@@ -134,7 +134,10 @@ static void sci_write_byte_wrapper(uint8_t data) {`
`134`	`134`	`}`
`135`	`135`
`136`	`136`	`static void sci_read_data_wrapper(uint8_t *data, size_t len) {`
`137`		`- sci_spi_dma_read_data(data, len, NULL, NULL);`
	`137`	`+ if(len & 31)`
	`138`	`+ sci_spi_read_data(data, len);`
	`139`	`+ else`
	`140`	`+ sci_spi_dma_read_data(data, len, NULL, NULL);`
`138`	`141`	`}`
`139`	`142`
`140`	`143`	`static void sci_write_data_wrapper(const uint8_t *data, size_t len) {`