refactor: send the command with retry and error detection

[lunaix-os.git] / lunaix-os / includes / hal / ahci / scsi.h

diff --git a/lunaix-os/includes/hal/ahci/scsi.h b/lunaix-os/includes/hal/ahci/scsi.h
index cce9af467725486a33985d09068071db1b7e68e8..a3cfe2f3457560f5165f06d1749a021db8800b2d 100644 (file)
--- a/lunaix-os/includes/hal/ahci/scsi.h
+++ b/lunaix-os/includes/hal/ahci/scsi.h
@@ -14,6 +14,9 @@
 #define SCSI_WRITE_BLOCKS_16 0x8a
 #define SCSI_WRITE_BLOCKS_12 0xaa
 
+#define SCSI_CDB16 16
+#define SCSI_CDB12 12
+
 struct scsi_cdb12
 {
     uint8_t opcode;
@@ -47,16 +50,19 @@ scsi_create_packet16(struct scsi_cdb16* cdb,
                      uint64_t lba,
                      uint32_t alloc_size);
 
-void
-scsi_read_buffer(struct hba_port* port,
+int
+scsi_read_buffer(struct hba_device* dev,
                  uint64_t lba,
                  void* buffer,
                  uint32_t size);
 
-void
-scsi_write_buffer(struct hba_port* port,
+int
+scsi_write_buffer(struct hba_device* dev,
                   uint64_t lba,
                   void* buffer,
                   uint32_t size);
 
+void
+scsi_parse_capacity(struct hba_device* device, uint32_t* parameter);
+
 #endif /* __LUNAIX_ATAPI_H */