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Changed wMaxPacketSize to 0x200 since the previous value was invalid. Send bytes 0x00..0xff in a loop, with '\n' being sent first. All of this (binary) data is now properly read by the host(via /dev usb-tty).

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This commit is contained in:
yellows8 2017-10-11 20:12:11 -04:00
parent a23a01c7bd
commit 33f726fadf
1 changed files with 19 additions and 5 deletions
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24
usb/usbds/source/main.c
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@ -28,7 +28,7 @@ Result usbds_test(u8 *tmpbuf)
.bDescriptorType = USB_DT_ENDPOINT,
.bEndpointAddress = USB_ENDPOINT_IN,
.bmAttributes = USB_TRANSFER_TYPE_BULK,
.wMaxPacketSize = 0x40,
.wMaxPacketSize = 0x200,
};
struct usb_endpoint_descriptor endpoint_descriptor_out = {
@ -36,7 +36,7 @@ Result usbds_test(u8 *tmpbuf)
.bDescriptorType = USB_DT_ENDPOINT,
.bEndpointAddress = USB_ENDPOINT_OUT,
.bmAttributes = USB_TRANSFER_TYPE_BULK,
.wMaxPacketSize = 0x40,
.wMaxPacketSize = 0x200,
};
//Setup interface.
@ -57,19 +57,33 @@ Result usbds_test(u8 *tmpbuf)
ret = usbDsWaitReady();
if(R_FAILED(ret))return ret;
u32 somepos;
for(somepos=0; somepos<0x101; somepos++)
{
memset(tmpbuf, 0, 0x1000);
char *strptr = "Hello World!\n";
strncpy((char*)&tmpbuf[2], strptr, 0x1000-2);
char *strptr = "\n";//"Hello World!\n";
tmpbuf[0] = 0x11;
tmpbuf[1] = 0x1;
if(somepos==0 || somepos==0x101)
{
strncpy((char*)&tmpbuf[2], strptr, 0x1000-2);
ret = usbDsEndpoint_PostBufferAsync(endpoint_in, tmpbuf, 2+strlen(strptr), NULL);
}
else
{
tmpbuf[2] = somepos-1;
ret = usbDsEndpoint_PostBufferAsync(endpoint_in, tmpbuf, 2+1, NULL);
}
//Start a device->host transfer.
ret = usbDsEndpoint_PostBufferAsync(endpoint_in, tmpbuf, 2+strlen(strptr), NULL);
//ret = usbDsEndpoint_PostBufferAsync(endpoint_in, tmpbuf, 2+1, NULL);
//ret = usbDsEndpoint_PostBufferAsync(endpoint_in, tmpbuf, 2+strlen(strptr), NULL);
if(R_FAILED(ret))return ret;
//Wait for the transfer to finish.
svcWaitSynchronization(&tmpindex, &endpoint_in->CompletionEvent, 1, U64_MAX);
svcClearEvent(endpoint_in->CompletionEvent);
}
//Start a host->device transfer.
ret = usbDsEndpoint_PostBufferAsync(endpoint_out, tmpbuf, 0x200, NULL);