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authorH. Peter Anvin <hpa@linux.intel.com>2010-09-10 14:47:56 -0700
committerGerd Hoffmann <kraxel@redhat.com>2012-01-13 10:25:44 +0100
commitb870472db5c90d3c96f4b85fbdfce87ce8076fc8 (patch)
tree20232ae712793fff9b2fd4a679fc86e49559f90e /hw/usb-net.c
parentcc5f13956c3e681d5974bc81b6d275c19666af4b (diff)
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usb: add audio device model
This brings a usb audio device to qemu. Output only, fixed at 16bit stereo @ 480000 Hz. Based on a patch from H. Peter Anvin <hpa@linux.intel.com> Usage: add '-device usb-audio' to your qemu command line. Works sorta ok on a idle machine. Known issues: * Is *very* sensitive to latencies. * Burns quite some CPU due to usb polling. In short: It brings the qemu usb emulation to its limits. Enjoy! Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Diffstat (limited to 'hw/usb-net.c')
-rw-r--r--hw/usb-net.c3
1 files changed, 0 insertions, 3 deletions
diff --git a/hw/usb-net.c b/hw/usb-net.c
index 5622bed..2f527a8 100644
--- a/hw/usb-net.c
+++ b/hw/usb-net.c
@@ -71,9 +71,6 @@ enum usbstring_idx {
#define USB_CDC_UNION_TYPE 0x06 /* union_desc */
#define USB_CDC_ETHERNET_TYPE 0x0f /* ether_desc */
-#define USB_DT_CS_INTERFACE 0x24
-#define USB_DT_CS_ENDPOINT 0x25
-
#define USB_CDC_SEND_ENCAPSULATED_COMMAND 0x00
#define USB_CDC_GET_ENCAPSULATED_RESPONSE 0x01
#define USB_CDC_REQ_SET_LINE_CODING 0x20