block: Introduce default_process_op() with common command handling codes

Most disk drivers only implement a couple of the available bios
commands.  Unify the common fallback handling code into a new function
default_process_op() to reduce boiler-plate code.

Signed-off-by: Kevin O'Connor <kevin@koconnor.net>

1 files changed, 1 insertions, 8 deletions

diff --git a/src/hw/ahci.c b/src/hw/ahci.c
index 82fce429..ad813cec 100644
--- a/src/hw/ahci.c
+++ b/src/hw/ahci.c
@@ -306,15 +306,8 @@ process_ahci_op(struct disk_op_s *op)
         return ahci_disk_readwrite(op, 0);
     case CMD_WRITE:
         return ahci_disk_readwrite(op, 1);
-    case CMD_FORMAT:
-    case CMD_RESET:
-    case CMD_ISREADY:
-    case CMD_VERIFY:
-    case CMD_SEEK:
-        return DISK_RET_SUCCESS;
     default:
-        dprintf(1, "AHCI: unknown disk command %d\n", op->command);
-        return DISK_RET_EPARAM;
+        return default_process_op(op);
     }
 }