From fe0d61231eb6be6a83c54f4a2795f924ee963f8f Mon Sep 17 00:00:00 2001 From: Thadeu Lima de Souza Cascardo Date: Mon, 30 Nov 2009 17:37:03 -0200 Subject: ide: implement stub for audio control/volume read 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 Signed-off-by: Anthony Liguori --- hw/ide/core.c | 17 +++++++++++++++++ 1 file changed, 17 insertions(+) diff --git a/hw/ide/core.c b/hw/ide/core.c index e40fc75a22..76c3820806 100644 --- a/hw/ide/core.c +++ b/hw/ide/core.c @@ -1269,6 +1269,23 @@ 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; -- cgit v1.2.1