This implements the audio control or volume read support as needed by
some systems. A Conectiva Parolin system required this to detect an IDE
device as CD-ROM, through the CDVOLREAD ioctl.
Signed-off-by: Thadeu Lima de Souza Cascardo <casca...@holoscopio.com>
---
hw/ide/core.c | 17 +++++++++++++++++
1 files changed, 17 insertions(+), 0 deletions(-)
diff --git a/hw/ide/core.c b/hw/ide/core.c
index b551adf..19d2fad 100644
--- a/hw/ide/core.c
+++ b/hw/ide/core.c
@@ -1255,6 +1255,23 @@ static void ide_atapi_cmd(IDEState *s)
buf[15] = 0x00;
ide_atapi_cmd_reply(s, 16, max_len);
break;
+ case GPMODE_AUDIO_CTL_PAGE:
+ cpu_to_ube16(&buf[0], 24 + 6);
+ buf[2] = 0x70;
+ buf[3] = 0;
+ buf[4] = 0;
+ buf[5] = 0;
+ buf[6] = 0;
+ buf[7] = 0;
+
+ /* Fill with CDROM audio volume */
+ buf[17] = 0;
+ buf[19] = 0;
+ buf[21] = 0;
+ buf[23] = 0;
+
+ ide_atapi_cmd_reply(s, 24, max_len);
+ break;
case GPMODE_CAPABILITIES_PAGE:
cpu_to_ube16(&buf[0], 28 + 6);
buf[2] = 0x70;
--
1.6.3.3
