fix: READ_CAPACITY command for 12 bytes CDB SCSI device.
[lunaix-os.git] / lunaix-os / includes / hal / ahci / hba.h
index 19f76cd08603f8e57272d57685a7e01a586c0c43..92a2b5a382518417f423a3f8ecce38416d318dd7 100644 (file)
 #define HBA_PxCMD_FR (1 << 14)
 #define HBA_PxCMD_ST (1)
 #define HBA_PxINTR_DMA (1 << 2)
-#define HBA_PxINTR_D2HR (1)
+#define HBA_PxINTR_DHR (1)
+#define HBA_PxINTR_DPS (1 << 5)
+#define HBA_PxINTR_TFEE (1 << 30)
+#define HBA_PxINTR_IFE (1 << 27)
 #define HBA_PxTFD_ERR (1)
 #define HBA_PxTFD_BSY (1 << 7)
 #define HBA_PxTFD_DRQ (1 << 3)
@@ -99,17 +102,26 @@ struct hba_device
     uint32_t block_size;
     uint64_t wwn;
     uint8_t cbd_size;
-    uint8_t last_error;
-    uint8_t last_status;
+    struct
+    {
+        uint8_t sense_key;
+        uint8_t error;
+        uint8_t status;
+        uint8_t reserve;
+    } last_result;
+    uint32_t alignment_offset;
+    uint32_t block_per_sec;
+    uint32_t capabilities;
+    struct hba_port* port;
 
     struct
     {
-        int (*identify)(struct hba_port* port);
-        int (*read_buffer)(struct hba_port* port,
+        int (*identify)(struct hba_device* dev);
+        int (*read_buffer)(struct hba_device* dev,
                            uint64_t lba,
                            void* buffer,
                            uint32_t size);
-        int (*write_buffer)(struct hba_port* port,
+        int (*write_buffer)(struct hba_device* dev,
                             uint64_t lba,
                             void* buffer,
                             uint32_t size);
@@ -136,9 +148,10 @@ struct ahci_hba
 };
 
 int
-hba_alloc_slot(struct hba_port* port,
-               struct hba_cmdt** cmdt,
-               struct hba_cmdh** cmdh,
-               uint16_t header_options);
+hba_prepare_cmd(struct hba_port* port,
+                struct hba_cmdt** cmdt,
+                struct hba_cmdh** cmdh,
+                void* buffer,
+                unsigned int size);
 
 #endif /* __LUNAIX_HBA_H */