Changeset a624cbfd in mainline for uspace/srv/bd/ata_bd/ata_bd.h

Timestamp:

2009-06-16T19:56:01Z (15 years ago)

Author:

Jiri Svoboda <jirik.svoboda@…>

Branches:

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

Children:

08c9f7d

Parents:

fbbbb8a

Message:

Improve ATA cmd regs block definition to suppress warnings.

File:

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

uspace/srv/bd/ata_bd/ata_bd.h

@@ -51 +51 @@
 };
 
+/** ATA Command Register Block. */
 typedef union {
-        /* Read */
+        /* Read/Write */
         struct {
-                uint8_t data_port;
-                uint8_t error;
+                uint16_t data_port;
                 uint8_t sector_count;
                 uint8_t sector_number;
@@ -61 +61 @@
                 uint8_t cylinder_high;
                 uint8_t drive_head;
+                uint8_t pad_rw0;                
+        };
+
+        /* Read Only */
+        struct {
+                uint8_t pad_ro0;
+                uint8_t error;
+                uint8_t pad_ro1[5];
                 uint8_t status;
         };
 
-        /* Write */
+        /* Write Only */
         struct {
-                uint8_t pad0[7];
+                uint8_t pad_wo0;
+                uint8_t features;
+                uint8_t pad_wo1[5];
                 uint8_t command;
         };