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Use select for EP0 handling + split ep0 into init and loop

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Ed Clarke
2018-10-28 08:29:39 +00:00
parent 78f9e890d6
commit 35b43c0762
4 changed files with 581 additions and 507 deletions
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1026
lib_xua/src/core/endpoint0/xua_endpoint0.c
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55
lib_xua/src/core/endpoint0/xua_ep0_wrapper.xc Normal file
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#include <xs1.h>
#include <safestring.h>
#include <stddef.h>
#include "xua.h"
#define DEBUG_UNIT EP0_WRAPPER
#define DEBUG_PRINT_ENABLE_EP0_WRAPPER 1
#include "debug_print.h"
#if 1
void XUA_Endpoint0_init(chanend c_ep0_out, chanend c_ep0_in, chanend c_audioControl,
chanend ?c_mix_ctl, chanend ?c_clk_ctl, chanend ?c_EANativeTransport_ctrl, CLIENT_INTERFACE(i_dfu, ?dfuInterface) VENDOR_REQUESTS_PARAMS_DEC_);
void XUA_Endpoint0_loop(XUD_Result_t result, USB_SetupPacket_t sp, chanend c_ep0_out, chanend c_ep0_in, chanend c_audioControl,
chanend ?c_mix_ctl, chanend ?c_clk_ctl, chanend ?c_EANativeTransport_ctrl, CLIENT_INTERFACE(i_dfu, ?dfuInterface) VENDOR_REQUESTS_PARAMS_DEC_);
#pragma select handler
void XUD_GetSetupData_Select(chanend c, XUD_ep e_out, unsigned &length, XUD_Result_t &result);
extern XUD_ep ep0_out;
extern XUD_ep ep0_in;
void XUA_Endpoint0_select(chanend c_ep0_out, chanend c_ep0_in, chanend c_audioControl,
chanend ?c_mix_ctl, chanend ?c_clk_ctl, chanend ?c_EANativeTransport_ctrl, CLIENT_INTERFACE(i_dfu, dfuInterface) VENDOR_REQUESTS_PARAMS_DEC_)
{
USB_SetupPacket_t sp;
XUA_Endpoint0_init(c_ep0_out, c_ep0_in, c_audioControl, c_mix_ctl, c_clk_ctl, c_EANativeTransport_ctrl, dfuInterface);
unsigned char sbuffer[120];
XUD_SetReady_Out(ep0_out, sbuffer);
while(1){
XUD_Result_t result = XUD_RES_ERR;
unsigned length = 0;
//XUD_Result_t result = XUD_GetSetupBuffer(ep0_out, sbuffer, &length); //Flattened from xud_device
// result = XUD_GetSetupData(ep0_out, sbuffer, length);//Flattened from XUD_EpFunctions.xc
select{
case XUD_GetSetupData_Select(c_ep0_out, ep0_out, length, result):
break;
}
if (result == XUD_RES_OKAY)
{
/* Parse data buffer end populate SetupPacket struct */
USB_ParseSetupPacket(sbuffer, sp);
}
debug_printf("ep0, result: %d, length: %d\n", result, length); //-1 reset, 0 ok, 1 error
XUA_Endpoint0_loop(result, sp, c_ep0_out, c_ep0_in, c_audioControl, c_mix_ctl, c_clk_ctl, c_EANativeTransport_ctrl, dfuInterface);
XUD_SetReady_Out(ep0_out, sbuffer);
}
}
#endif