added more ATAPI commands and debugging to ide layer

[palacios.git] / palacios / src / devices / atapi.h

diff --git a/palacios/src/devices/atapi.h b/palacios/src/devices/atapi.h
index 78e0751..27bed29 100644 (file)
--- a/palacios/src/devices/atapi.h
+++ b/palacios/src/devices/atapi.h
@@ -436,6 +436,19 @@ static int atapi_inquiry(struct vm_device * dev, struct ide_channel * channel) {
 }
 
 
+static int atapi_cmd_is_data_op(uint8_t cmd) {
+    switch (cmd) {
+       case 0x28: // read (10)
+       case 0xa8: // read (12)
+       case 0x2a: // write (10)
+       case 0xaa: // write (12)
+           return 1;
+       default:
+           return 0;
+    } 
+}
+
+
 static int atapi_handle_packet(struct vm_device * dev, struct ide_channel * channel) {
    struct ide_drive * drive = get_selected_drive(channel);
    uint8_t cmd = drive->data_buf[0];
@@ -456,6 +469,10 @@ static int atapi_handle_packet(struct vm_device * dev, struct ide_channel * chan
           atapi_req_sense(dev, channel);
           break;
 
+       case 0x1e: // lock door
+          atapi_cmd_nop(dev, channel);
+          break;
+
        case 0x28: // read(10)
           if (atapi_read10(dev, channel) == -1) {
               PrintError("IDE: Error in ATAPI read (%x)\n", cmd);
@@ -518,7 +535,7 @@ static int atapi_handle_packet(struct vm_device * dev, struct ide_channel * chan
 
 
        case 0x2b: // seek
-       case 0x1e: // lock door
+
        case 0x42: // read sub-channel