Start vendor-specific SCSI commands

Author: dingusdev

devices/common/scsi/scsi.h

@@ -143,6 +143,12 @@ enum ScsiCommand : uint8_t {
     READ_TOC                     = 0x43,
     SET_CD_SPEED                 = 0xBB,
     READ_CD                      = 0xBE,
+
+    // vendor specific commands
+    VENDOR_09                    = 0x09,
+    EJECT                        = 0xC0,
+    READ_CDDA                    = 0xD8, //TOSHIBA
+    READ_CDDA_MSF                = 0xD9, //TOSHIBA
 };
 
 enum ScsiSense : int {

devices/common/scsi/scsicdrom.cpp

@@ -45,6 +45,8 @@ void ScsiCdrom::process_command()
 {
     uint32_t lba;
 
+    uint32_t cdda_start, cdda_end, cdda_len;
+
     this->pre_xfer_action  = nullptr;
     this->post_xfer_action = nullptr;
 
@@ -98,6 +100,19 @@ void ScsiCdrom::process_command()
             this->switch_phase(ScsiPhase::DATA_IN);
         }
         break;
+    case ScsiCommand::READ_CDDA:
+        lba = READ_DWORD_BE_U(&cmd[2]);
+        cdda_len = READ_DWORD_BE_U(&cmd[6]);
+        this->read(lba, cdda_len, 12);
+        break;
+    case ScsiCommand::READ_CDDA_MSF:
+        cdda_start = (cmd[3] * 60 * 75) + (cmd[4] * 75) + cmd[5];
+        cdda_end   = (cmd[7] * 60 * 75) + (cmd[8] * 75) + cmd[9];
+
+        cdda_len = (cdda_end > cdda_start) ? (cdda_end - cdda_start) : 0;
+
+        this->read(cdda_start, cdda_len, 12);
+        break;
     default:
         LOG_F(ERROR, "%s: unsupported command 0x%X", this->name.c_str(), cmd[0]);
         this->illegal_command(cmd);