diff --git a/lib_xua/src/core/endpoint0/xua_endpoint0.c b/lib_xua/src/core/endpoint0/xua_endpoint0.c index f8cf499a..887a451f 100755 --- a/lib_xua/src/core/endpoint0/xua_endpoint0.c +++ b/lib_xua/src/core/endpoint0/xua_endpoint0.c @@ -95,7 +95,6 @@ int min(int x, int y); /* Global current device config var*/ extern unsigned char g_currentConfig; - /* Global endpoint status arrays - declared in usb_device.xc */ extern unsigned char g_interfaceAlt[]; @@ -308,6 +307,38 @@ void XUA_Endpoint0_init(chanend c_ep0_out, chanend c_ep0_in, chanend c_audioCont } #endif +#ifdef USB_DESCRIPTOR_OVERRIDE_RATE_RES //change USB descriptor frequencies and bit resolution values here + + cfgDesc_Audio1[USB_AS_IN_INTERFACE_DESCRIPTOR_OFFSET_SUB_FRAME] = xua_lite_curUSB_Res_In() >> 3; //sub frame rate = bit rate /8 + cfgDesc_Audio1[USB_AS_IN_INTERFACE_DESCRIPTOR_OFFSET_SUB_FRAME + 1] = (xua_lite_curUSB_Res_In() & 0xff); //bit resolution + + cfgDesc_Audio1[USB_AS_OUT_INTERFACE_DESCRIPTOR_OFFSET_SUB_FRAME] = xua_lite_curUSB_Res_Out() >> 3; //sub frame rate = bit rate /8 + cfgDesc_Audio1[USB_AS_OUT_INTERFACE_DESCRIPTOR_OFFSET_SUB_FRAME + 1] = (xua_lite_curUSB_Res_Out() & 0xff); //bit resolution + + const unsigned num_of_usb_descriptor_freq=3; //This should be =3 according to the comments "sing a value of <=2 or > 7 for num_freqs_a1 causes enumeration issues on Windows" in xua_ep0_descriptors.h + int i=0; + for(i=0;i> 8; + cfgDesc_Audio1[USB_AS_IN_INTERFACE_DESCRIPTOR_OFFSET_FREQ + 3*i + 2] = (xua_lite_curAudOutFreq() & 0xff0000)>> 16; + } + + for(i=0;i> 8; + cfgDesc_Audio1[USB_AS_OUT_INTERFACE_DESCRIPTOR_OFFSET_FREQ + 3*i + 2] = (xua_lite_curAudInFreq() & 0xff0000)>> 16; + } + + cfgDesc_Audio1[USB_AS_IN_EP_DESCRIPTOR_OFFSET_MAXPACKETSIZE] = ((xua_lite_curUSB_Res_In() >> 3) * MAX_PACKET_SIZE_MULT_IN_FS) & 0xff; //max packet size + cfgDesc_Audio1[USB_AS_IN_EP_DESCRIPTOR_OFFSET_MAXPACKETSIZE + 1] = (((xua_lite_curUSB_Res_In() >> 3) * MAX_PACKET_SIZE_MULT_IN_FS) & 0xff00) >> 8; //max packet size + + cfgDesc_Audio1[USB_AS_OUT_EP_DESCRIPTOR_OFFSET_MAXPACKETSIZE] = ((xua_lite_curUSB_Res_Out() >> 3) * MAX_PACKET_SIZE_MULT_OUT_FS) & 0xff; //max packet size + cfgDesc_Audio1[USB_AS_OUT_EP_DESCRIPTOR_OFFSET_MAXPACKETSIZE + 1] = (((xua_lite_curUSB_Res_Out() >> 3) * MAX_PACKET_SIZE_MULT_OUT_FS) & 0xff00) >> 8; //max packet size + +#endif + } void XUA_Endpoint0_loop(XUD_Result_t result, USB_SetupPacket_t sp, chanend c_ep0_out, chanend c_ep0_in, chanend c_audioControl, @@ -785,41 +816,6 @@ void XUA_Endpoint0_loop(XUD_Result_t result, USB_SetupPacket_t sp, chanend c_ep0 #endif #elif (AUDIO_CLASS == 1) /* Return Audio 1.0 Descriptors in FS, should never be in HS! */ - - - #ifdef USB_DESCRIPTOR_OVERRIDE_RATE_RES //change USB descriptor frequencies and bit resolution values here - - cfgDesc_Audio1[USB_AS_IN_INTERFACE_DESCRIPTOR_OFFSET_SUB_FRAME] = xua_lite_curUSB_Res_In() >> 3; //sub frame rate = bit rate /8 - cfgDesc_Audio1[USB_AS_IN_INTERFACE_DESCRIPTOR_OFFSET_SUB_FRAME + 1] = (xua_lite_curUSB_Res_In() & 0xff); //bit resolution - - cfgDesc_Audio1[USB_AS_OUT_INTERFACE_DESCRIPTOR_OFFSET_SUB_FRAME] = xua_lite_curUSB_Res_Out() >> 3; //sub frame rate = bit rate /8 - cfgDesc_Audio1[USB_AS_OUT_INTERFACE_DESCRIPTOR_OFFSET_SUB_FRAME + 1] = (xua_lite_curUSB_Res_Out() & 0xff); //bit resolution - - int i=0; - for(i=0;i<3;i++) - { - cfgDesc_Audio1[USB_AS_IN_INTERFACE_DESCRIPTOR_OFFSET_FREQ + 3*i] = xua_lite_curAudOutFreq() & 0xff; - cfgDesc_Audio1[USB_AS_IN_INTERFACE_DESCRIPTOR_OFFSET_FREQ + 3*i + 1] = (xua_lite_curAudOutFreq() & 0xff00)>> 8; - cfgDesc_Audio1[USB_AS_IN_INTERFACE_DESCRIPTOR_OFFSET_FREQ + 3*i + 2] = (xua_lite_curAudOutFreq() & 0xff0000)>> 16; - } - - for(i=0;i<3;i++) - { - cfgDesc_Audio1[USB_AS_OUT_INTERFACE_DESCRIPTOR_OFFSET_FREQ + 3*i] = xua_lite_curAudInFreq() & 0xff; - cfgDesc_Audio1[USB_AS_OUT_INTERFACE_DESCRIPTOR_OFFSET_FREQ + 3*i + 1] = (xua_lite_curAudInFreq() & 0xff00)>> 8; - cfgDesc_Audio1[USB_AS_OUT_INTERFACE_DESCRIPTOR_OFFSET_FREQ + 3*i + 2] = (xua_lite_curAudInFreq() & 0xff0000)>> 16; - } - - cfgDesc_Audio1[USB_AS_IN_EP_DESCRIPTOR_OFFSET_MAXPACKETSIZE] = ((xua_lite_curUSB_Res_In() >> 3) * MAX_PACKET_SIZE_MULT_IN_FS) & 0xff; //max packet size - cfgDesc_Audio1[USB_AS_IN_EP_DESCRIPTOR_OFFSET_MAXPACKETSIZE + 1] = (((xua_lite_curUSB_Res_In() >> 3) * MAX_PACKET_SIZE_MULT_IN_FS) & 0xff00) >> 8; //max packet size - - cfgDesc_Audio1[USB_AS_OUT_EP_DESCRIPTOR_OFFSET_MAXPACKETSIZE] = ((xua_lite_curUSB_Res_Out() >> 3) * MAX_PACKET_SIZE_MULT_OUT_FS) & 0xff; //max packet size - cfgDesc_Audio1[USB_AS_OUT_EP_DESCRIPTOR_OFFSET_MAXPACKETSIZE + 1] = (((xua_lite_curUSB_Res_Out() >> 3) * MAX_PACKET_SIZE_MULT_OUT_FS) & 0xff00) >> 8; //max packet size - - #endif - - - result = USB_StandardRequests(ep0_out, ep0_in, null, 0, null, 0,