summaryrefslogtreecommitdiff
path: root/drivers/ata.h
diff options
context:
space:
mode:
authorAnton Kling <anton@kling.gg>2023-10-22 19:50:38 +0200
committerAnton Kling <anton@kling.gg>2023-10-22 19:50:38 +0200
commit4e09bca9e34c226b6d7e34b4fa11248405fd988e (patch)
tree80f156b7940d9d19971395f335530170c69516c7 /drivers/ata.h
Move everything into a new repo.
Diffstat (limited to 'drivers/ata.h')
-rw-r--r--drivers/ata.h16
1 files changed, 16 insertions, 0 deletions
diff --git a/drivers/ata.h b/drivers/ata.h
new file mode 100644
index 0000000..3e88d7f
--- /dev/null
+++ b/drivers/ata.h
@@ -0,0 +1,16 @@
+#include "../cpu/idt.h"
+#include <stddef.h>
+
+#define SECTOR_SIZE 512
+
+void ata_init(void);
+
+void read_drive_chs(uint8_t head_index, uint8_t sector_count,
+ uint8_t sector_index, uint8_t cylinder_low_value,
+ uint8_t cylinder_high_value, void *address);
+void read_drive_lba(uint32_t lba, uint8_t sector_count, void *address);
+void read_lba(uint32_t lba, void *address, size_t size, size_t offset);
+void write_lba(uint32_t lba, volatile void *address, size_t size,
+ size_t offset);
+void ata_write_lba28(uint32_t lba, uint32_t sector_count,
+ volatile const uint8_t *buffer);