Changeset 4046b2f4 in mainline for uspace/srv/bd/ata_bd/ata_hw.h

Timestamp:

2011-08-30T17:35:04Z (13 years ago)

Author:

Martin Decky <martin@…>

Branches:

lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export

Children:

7a72ce1a

Parents:

c3d19ac

Message:

TOC reading support
cherrypicked from lp:~jkavalik/cdfs/main

File:

• uspace/srv/bd/ata_bd/ata_hw.h (modified) (2 diffs)

uspace/srv/bd/ata_bd/ata_hw.h

@@ -244 +244 @@
 enum ata_pkt_command {
         PCMD_INQUIRY            = 0x12,
-        PCMD_READ_12            = 0xa8
+        PCMD_READ_12            = 0xa8,
+        PCMD_READ_TOC           = 0x43
 };
 
@@ -269 +270 @@
         uint8_t _res2;
 } __attribute__ ((packed)) ata_pcmd_read_12_t;
+
+/** ATAPI Read TOC command */
+typedef struct {
+        uint8_t opcode;         /**< Operation code (PCMD_READ_TOC) */
+        uint8_t msf;            /**< 0x2 = MSF bit set */
+        uint8_t format;         /**< low 3 bits */
+        uint8_t _res0;
+        uint8_t _res1;
+        uint8_t _res2;
+        uint8_t start;          /**< starting track/session number */
+        uint16_t size;          /**< Allocation length */
+        uint8_t oldformat;         /**< high 2 bits */
+        uint8_t _res3;
+        uint8_t _res4;
+} __attribute__ ((packed)) ata_pcmd_read_toc_t;
 
 /** Data returned from Inquiry command (mandatory part) */