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add hid_raw feature to VUSB (#8380)

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* rewrite usbhid feature on vusb

* Apply suggestions from code review

Co-Authored-By: Ryan <fauxpark@gmail.com>

* fix typo

* fix typo again

* Update tmk_core/protocol/vusb/vusb.c

Co-Authored-By: Ryan <fauxpark@gmail.com>

* clean up defines

Co-authored-by: Ryan <fauxpark@gmail.com>
miryoku-merge-master
Takuya Urakawa 6 years ago committed by GitHub
parent b892a1429d
commit 89a675d57c
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23
3 changed files with 174 additions and 1 deletions
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7
tmk_core/protocol/vusb/main.c
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@ -108,6 +108,13 @@ int main(void) {
keyboard_task();
}
vusb_transfer_keyboard();
#ifdef RAW_ENABLE
usbPoll();
if (usbConfiguration && usbInterruptIsReady3()) {
raw_hid_task();
}
#endif
}
}
}

157
tmk_core/protocol/vusb/vusb.c
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@ -28,6 +28,14 @@ along with this program. If not, see <http://www.gnu.org/licenses/>.
#include "vusb.h"
#include <util/delay.h>
#if defined(RAW_ENABLE)
# include "raw_hid.h"
#endif
#if (defined(MOUSE_ENABLE) || defined(EXTRAKEY_ENABLE)) && defined(RAW_ENABLE)
# error "Enabling Mousekeys/Extrakeys and Raw HID at the same time is not currently supported on V-USB."
#endif
static uint8_t vusb_keyboard_leds = 0;
static uint8_t vusb_idle_rate = 0;
@ -71,6 +79,52 @@ void vusb_transfer_keyboard(void) {
}
}
/*------------------------------------------------------------------*
* RAW HID
*------------------------------------------------------------------*/
#ifdef RAW_ENABLE
# define RAW_BUFFER_SIZE 32
# define RAW_EPSIZE 8
static uint8_t raw_output_buffer[RAW_BUFFER_SIZE];
static uint8_t raw_output_received_bytes = 0;
void raw_hid_send(uint8_t *data, uint8_t length) {
if (length != RAW_BUFFER_SIZE) {
return;
}
uint8_t *temp = data;
for (uint8_t i = 0; i < 4; i++) {
while (!usbInterruptIsReady3()) {
usbPoll();
}
usbSetInterrupt3(temp, 8);
temp += 8;
}
while (!usbInterruptIsReady3()) {
usbPoll();
}
usbSetInterrupt3(0, 0);
usbPoll();
_delay_ms(1);
}
__attribute__((weak)) void raw_hid_receive(uint8_t *data, uint8_t length) {
// Users should #include "raw_hid.h" in their own code
// and implement this function there. Leave this as weak linkage
// so users can opt to not handle data coming in.
}
void raw_hid_task(void) {
if (raw_output_received_bytes == RAW_BUFFER_SIZE) {
raw_hid_receive(raw_output_buffer, RAW_BUFFER_SIZE);
raw_output_received_bytes = 0;
}
}
#endif
/*------------------------------------------------------------------*
* Host driver
*------------------------------------------------------------------*/
@ -206,6 +260,27 @@ uchar usbFunctionWrite(uchar *data, uchar len) {
return 1;
}
void usbFunctionWriteOut(uchar *data, uchar len) {
#ifdef RAW_ENABLE
// Data from host must be divided every 8bytes
if (len != 8) {
debug("RAW: invalid length");
raw_output_received_bytes = 0;
return;
}
if (raw_output_received_bytes + len > RAW_BUFFER_SIZE) {
debug("RAW: buffer full");
raw_output_received_bytes = 0;
} else {
for (uint8_t i = 0; i < 8; i++) {
raw_output_buffer[raw_output_received_bytes + i] = data[i];
}
raw_output_received_bytes += len;
}
#endif
}
/*------------------------------------------------------------------*
* Descriptors *
*------------------------------------------------------------------*/
@ -335,6 +410,29 @@ const PROGMEM uchar mouse_extra_hid_report[] = {
};
#endif
#if defined(RAW_ENABLE)
const PROGMEM uchar raw_hid_report[] = {
0x06, 0x60, 0xFF, // Usage Page (Vendor Defined)
0x09, 0x61, // 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, RAW_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, RAW_BUFFER_SIZE, // Report Count
0x75, 0x08, // Report Size (8)
0x91, 0x02, // Output (Data, Variable, Absolute)
0xC0, // End Collection
};
#endif
#ifndef SERIAL_NUMBER
# define SERIAL_NUMBER 0
#endif
@ -416,7 +514,7 @@ const PROGMEM usbConfigurationDescriptor_t usbConfigurationDescriptor = {
.bDescriptorType = USBDESCR_CONFIG
},
.wTotalLength = sizeof(usbConfigurationDescriptor_t),
# if defined(MOUSE_ENABLE) || defined(EXTRAKEY_ENABLE)
# if defined(MOUSE_ENABLE) || defined(EXTRAKEY_ENABLE) || defined(RAW_ENABLE)
.bNumInterfaces = 2,
# else
.bNumInterfaces = 1,
@ -511,6 +609,53 @@ const PROGMEM usbConfigurationDescriptor_t usbConfigurationDescriptor = {
.bInterval = USB_POLLING_INTERVAL_MS
}
# endif
# elif defined(RAW_ENABLE)
.rawInterface = {
.header = {
.bLength = sizeof(usbInterfaceDescriptor_t),
.bDescriptorType = USBDESCR_INTERFACE
},
.bInterfaceNumber = 1,
.bAlternateSetting = 0x00,
.bNumEndpoints = 2,
.bInterfaceClass = 0x03,
.bInterfaceSubClass = 0x00,
.bInterfaceProtocol = 0x00,
.iInterface = 0x00
},
.rawHID = {
.header = {
.bLength = sizeof(usbHIDDescriptor_t),
.bDescriptorType = USBDESCR_HID
},
.bcdHID = 0x0101,
.bCountryCode = 0x00,
.bNumDescriptors = 2,
.bDescriptorType = USBDESCR_HID_REPORT,
.wDescriptorLength = sizeof(raw_hid_report)
},
# if USB_CFG_HAVE_INTRIN_ENDPOINT3
.rawINEndpoint = {
.header = {
.bLength = sizeof(usbEndpointDescriptor_t),
.bDescriptorType = USBDESCR_ENDPOINT
},
.bEndpointAddress = (USBRQ_DIR_DEVICE_TO_HOST | USB_CFG_EP3_NUMBER),
.bmAttributes = 0x03,
.wMaxPacketSize = RAW_EPSIZE,
.bInterval = USB_POLLING_INTERVAL_MS
},
.rawOUTEndpoint = {
.header = {
.bLength = sizeof(usbEndpointDescriptor_t),
.bDescriptorType = USBDESCR_ENDPOINT
},
.bEndpointAddress = (USBRQ_DIR_HOST_TO_DEVICE | USB_CFG_EP3_NUMBER),
.bmAttributes = 0x03,
.wMaxPacketSize = RAW_EPSIZE,
.bInterval = USB_POLLING_INTERVAL_MS
}
# endif
# endif
};
#endif
@ -572,6 +717,11 @@ USB_PUBLIC usbMsgLen_t usbFunctionDescriptor(struct usbRequest *rq) {
usbMsgPtr = (unsigned char *)&usbConfigurationDescriptor.mouseExtraHID;
len = sizeof(usbHIDDescriptor_t);
break;
#elif defined(RAW_ENABLE)
case 1:
usbMsgPtr = (unsigned char *)&usbConfigurationDescriptor.rawHID;
len = sizeof(usbHIDDescriptor_t);
break;
#endif
}
break;
@ -587,6 +737,11 @@ USB_PUBLIC usbMsgLen_t usbFunctionDescriptor(struct usbRequest *rq) {
usbMsgPtr = (unsigned char *)mouse_extra_hid_report;
len = sizeof(mouse_extra_hid_report);
break;
#elif defined(RAW_ENABLE)
case 1:
usbMsgPtr = (unsigned char *)raw_hid_report;
len = sizeof(raw_hid_report);
break;
#endif
}
break;

11
tmk_core/protocol/vusb/vusb.h
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@ -97,6 +97,13 @@ typedef struct usbConfigurationDescriptor {
# ifdef USB_CFG_HAVE_INTRIN_ENDPOINT3
usbEndpointDescriptor_t mouseExtraINEndpoint;
# endif
#elif defined(RAW_ENABLE)
usbInterfaceDescriptor_t rawInterface;
usbHIDDescriptor_t rawHID;
# ifdef USB_CFG_HAVE_INTRIN_ENDPOINT3
usbEndpointDescriptor_t rawINEndpoint;
usbEndpointDescriptor_t rawOUTEndpoint;
# endif
#endif
} __attribute__((packed)) usbConfigurationDescriptor_t;
@ -104,3 +111,7 @@ typedef struct usbConfigurationDescriptor {
host_driver_t *vusb_driver(void);
void vusb_transfer_keyboard(void);
#if defined(RAW_ENABLE)
void raw_hid_task(void);
#endif

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