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maybe vusb

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This commit is contained in:
zvecr 2022-03-18 21:37:23 +00:00
parent c27edf4e64
commit a5204887a8
3 changed files with 197 additions and 2 deletions
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14
tmk_core/protocol/vusb/protocol.c
View file

@ -39,6 +39,10 @@ void console_task(void);
void raw_hid_task(void);
#endif
#ifdef XAP_ENABLE
void xap_task(void);
#endif
/* This is from main.c of USBaspLoader */
static void initForUsbConnectivity(void) {
uint8_t i = 0;
@ -158,11 +162,19 @@ void protocol_task(void) {
#ifdef RAW_ENABLE
usbPoll();
if (usbConfiguration && usbInterruptIsReady3()) {
if (usbConfiguration && usbInterruptIsReady4()) {
raw_hid_task();
}
#endif
#ifdef XAP_ENABLE
usbPoll();
if (usbConfiguration && usbInterruptIsReady4()) {
xap_task();
}
#endif
#ifdef CONSOLE_ENABLE
usbPoll();

178
tmk_core/protocol/vusb/vusb.c
View file

@ -35,6 +35,11 @@ along with this program. If not, see <http://www.gnu.org/licenses/>.
# include "raw_hid.h"
#endif
#ifdef XAP_ENABLE
# include "xap.h"
# include <string.h>
#endif
#if defined(CONSOLE_ENABLE)
# define RBUF_SIZE 128
# include "ring_buffer.h"
@ -60,6 +65,10 @@ enum usb_interfaces {
RAW_INTERFACE = NEXT_INTERFACE,
#endif
#ifdef XAP_ENABLE
XAP_INTERFACE = NEXT_INTERFACE,
#endif
#if defined(SHARED_EP_ENABLE) && !defined(KEYBOARD_SHARED_EP)
SHARED_INTERFACE = NEXT_INTERFACE,
#endif
@ -137,7 +146,7 @@ void raw_hid_send(uint8_t *data, uint8_t length) {
}
uint8_t *temp = data;
for (uint8_t i = 0; i < 4; i++) {
for (uint8_t i = 0; i < (RAW_BUFFER_SIZE / RAW_EPSIZE); i++) {
while (!usbInterruptIsReady4()) {
usbPoll();
}
@ -164,6 +173,68 @@ void raw_hid_task(void) {
}
#endif
/*------------------------------------------------------------------*
* XAP
*------------------------------------------------------------------*/
#ifdef XAP_ENABLE
# define XAP_BUFFER_SIZE 64
# define XAP_EPSIZE 8
static uint8_t xap_output_buffer[XAP_BUFFER_SIZE];
static uint8_t xap_output_received_bytes = 0;
extern void xap_receive(xap_token_t token, const uint8_t *data, size_t length);
void xap_send_base(uint8_t *data, uint8_t length) {
if (length != XAP_BUFFER_SIZE) {
return;
}
uint8_t *temp = data;
for (uint8_t i = 0; i < (XAP_BUFFER_SIZE / XAP_EPSIZE); i++) {
while (!usbInterruptIsReady4()) {
usbPoll();
}
usbSetInterrupt4(temp, 8);
temp += 8;
}
while (!usbInterruptIsReady4()) {
usbPoll();
}
usbSetInterrupt4(0, 0);
}
void xap_send(xap_token_t token, uint8_t response_flags, const void *data, size_t length) {
uint8_t rdata[XAP_BUFFER_SIZE] = {0};
*(xap_token_t *)&rdata[0] = token;
if (length > (XAP_BUFFER_SIZE - 4)) response_flags &= ~(XAP_RESPONSE_FLAG_SUCCESS);
rdata[2] = response_flags;
if (response_flags & (XAP_RESPONSE_FLAG_SUCCESS)) {
rdata[3] = (uint8_t)length;
if (data != NULL) {
memcpy(&rdata[4], data, length);
}
}
xap_send_base(rdata, sizeof(rdata));
}
void xap_receive_base(const void *data) {
const uint8_t *u8data = (const uint8_t *)data;
xap_token_t token = *(xap_token_t *)&u8data[0];
uint8_t length = u8data[2];
if (length <= (XAP_BUFFER_SIZE - 3)) {
xap_receive(token, &u8data[3], length);
}
}
void xap_task(void) {
if (xap_output_received_bytes == XAP_BUFFER_SIZE) {
xap_receive_base(xap_output_buffer);
xap_output_received_bytes = 0;
}
}
#endif
/*------------------------------------------------------------------*
* Console
*------------------------------------------------------------------*/
@ -402,6 +473,24 @@ void usbFunctionWriteOut(uchar *data, uchar len) {
raw_output_received_bytes += len;
}
#endif
#ifdef XAP_ENABLE
// Data from host must be divided every 8bytes
if (len != 8) {
dprint("XAP: invalid length\n");
xap_output_received_bytes = 0;
return;
}
if (xap_output_received_bytes + len > XAP_BUFFER_SIZE) {
dprint("XAP: buffer full\n");
xap_output_received_bytes = 0;
} else {
for (uint8_t i = 0; i < 8; i++) {
xap_output_buffer[xap_output_received_bytes + i] = data[i];
}
xap_output_received_bytes += len;
}
#endif
}
/*------------------------------------------------------------------*
@ -624,6 +713,29 @@ const PROGMEM uchar raw_hid_report[] = {
};
#endif
#ifdef XAP_ENABLE
const PROGMEM uchar xap_report[] = {
0x06, 0x51, 0xFF, // Usage Page (Vendor Defined)
0x09, 0x58, // Usage (Vendor Defined)
0xA1, 0x01, // Collection (Application)
// Data to host
0x09, 0x62, // Usage (Vendor Defined)
0x15, 0x00, // Logical Minimum (0)
0x26, 0xFF, 0x00, // Logical Maximum (255)
0x95, XAP_BUFFER_SIZE, // Report Count
0x75, 0x08, // Report Size (8)
0x81, 0x02, // Input (Data, Variable, Absolute)
// Data from host
0x09, 0x63, // Usage (Vendor Defined)
0x15, 0x00, // Logical Minimum (0)
0x26, 0xFF, 0x00, // Logical Maximum (255)
0x95, XAP_BUFFER_SIZE, // Report Count
0x75, 0x08, // Report Size (8)
0x91, 0x02, // Output (Data, Variable, Absolute)
0xC0 // End Collection
};
#endif
#if defined(CONSOLE_ENABLE)
const PROGMEM uchar console_hid_report[] = {
0x06, 0x31, 0xFF, // Usage Page (Vendor Defined - PJRC Teensy compatible)
@ -823,6 +935,56 @@ const PROGMEM usbConfigurationDescriptor_t usbConfigurationDescriptor = {
},
# endif
# if defined(XAP_ENABLE)
/*
* XAP
*/
.xapInterface = {
.header = {
.bLength = sizeof(usbInterfaceDescriptor_t),
.bDescriptorType = USBDESCR_INTERFACE
},
.bInterfaceNumber = XAP_INTERFACE,
.bAlternateSetting = 0x00,
.bNumEndpoints = 2,
.bInterfaceClass = 0x03,
.bInterfaceSubClass = 0x00,
.bInterfaceProtocol = 0x00,
.iInterface = 0x00
},
.xapHID = {
.header = {
.bLength = sizeof(usbHIDDescriptor_t),
.bDescriptorType = USBDESCR_HID
},
.bcdHID = 0x0101,
.bCountryCode = 0x00,
.bNumDescriptors = 1,
.bDescriptorType = USBDESCR_HID_REPORT,
.wDescriptorLength = sizeof(xap_report)
},
.xapINEndpoint = {
.header = {
.bLength = sizeof(usbEndpointDescriptor_t),
.bDescriptorType = USBDESCR_ENDPOINT
},
.bEndpointAddress = (USBRQ_DIR_DEVICE_TO_HOST | USB_CFG_EP4_NUMBER),
.bmAttributes = 0x03,
.wMaxPacketSize = XAP_EPSIZE,
.bInterval = USB_POLLING_INTERVAL_MS
},
.xapOUTEndpoint = {
.header = {
.bLength = sizeof(usbEndpointDescriptor_t),
.bDescriptorType = USBDESCR_ENDPOINT
},
.bEndpointAddress = (USBRQ_DIR_HOST_TO_DEVICE | USB_CFG_EP4_NUMBER),
.bmAttributes = 0x03,
.wMaxPacketSize = XAP_EPSIZE,
.bInterval = USB_POLLING_INTERVAL_MS
},
# endif
# ifdef SHARED_EP_ENABLE
/*
* Shared
@ -975,6 +1137,13 @@ USB_PUBLIC usbMsgLen_t usbFunctionDescriptor(struct usbRequest *rq) {
break;
#endif
#if defined(XAP_ENABLE)
case XAP_INTERFACE:
usbMsgPtr = (usbMsgPtr_t)&usbConfigurationDescriptor.xapHID;
len = sizeof(usbHIDDescriptor_t);
break;
#endif
#ifdef SHARED_EP_ENABLE
case SHARED_INTERFACE:
usbMsgPtr = (usbMsgPtr_t)&usbConfigurationDescriptor.sharedHID;
@ -1007,6 +1176,13 @@ USB_PUBLIC usbMsgLen_t usbFunctionDescriptor(struct usbRequest *rq) {
break;
#endif
#if defined(XAP_ENABLE)
case XAP_INTERFACE:
usbMsgPtr = (usbMsgPtr_t)xap_report;
len = sizeof(xap_report);
break;
#endif
#ifdef SHARED_EP_ENABLE
case SHARED_INTERFACE:
usbMsgPtr = (usbMsgPtr_t)shared_hid_report;

7
tmk_core/protocol/vusb/vusb.h
View file

@ -104,6 +104,13 @@ typedef struct usbConfigurationDescriptor {
usbEndpointDescriptor_t rawOUTEndpoint;
#endif
#if defined(XAP_ENABLE)
usbInterfaceDescriptor_t xapInterface;
usbHIDDescriptor_t xapHID;
usbEndpointDescriptor_t xapINEndpoint;
usbEndpointDescriptor_t xapOUTEndpoint;
#endif
#if defined(SHARED_EP_ENABLE) && !defined(KEYBOARD_SHARED_EP)
usbInterfaceDescriptor_t sharedInterface;
usbHIDDescriptor_t sharedHID;