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usb: hid: move hid definitions to usb_hid_def.h

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Change-Id: I5883d27b96dcedfc0d0149961228a170b8d8e744
This commit is contained in:
mojyack 2025-11-21 13:11:53 +09:00
parent 97dce282b4
commit 1319426749
2 changed files with 189 additions and 164 deletions
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261
firmware/usbstack/usb_hid.c
View file

@ -25,76 +25,19 @@
#include "kernel.h"
#include "powermgmt.h"
#include "usb_hid.h"
#include "usb_hid_def.h"
#include "usb_class_driver.h"
/*#define LOGF_ENABLE*/
#include "logf.h"
/* Documents avaiable here: http://www.usb.org/developers/devclass_docs/ */
#define HID_VER 0x0110 /* 1.1 */
/* Subclass Codes (HID1_11.pdf, page 18) */
#define SUBCLASS_NONE 0
#define SUBCLASS_BOOT_INTERFACE 1
/* Protocol Codes (HID1_11.pdf, page 19) */
#define PROTOCOL_CODE_NONE 0
#define PROTOCOL_CODE_KEYBOARD 1
#define PROTOCOL_CODE_MOUSE 2
/* HID main items (HID1_11.pdf, page 38) */
#define INPUT 0x80
#define OUTPUT 0x90
#define FEATURE 0xB0
#define COLLECTION 0xA0
#define COLLECTION_PHYSICAL 0x00
#define COLLECTION_APPLICATION 0x01
#define END_COLLECTION 0xC0
/* Parts (HID1_11.pdf, page 40) */
#define MAIN_ITEM_CONSTANT BIT_N(0) /* 0x01 */
#define MAIN_ITEM_VARIABLE BIT_N(1) /* 0x02 */
#define MAIN_ITEM_RELATIVE BIT_N(2) /* 0x04 */
#define MAIN_ITEM_WRAP BIT_N(3) /* 0x08 */
#define MAIN_ITEM_NONLINEAR BIT_N(4) /* 0x10 */
#define MAIN_ITEM_NO_PREFERRED BIT_N(5) /* 0x20 */
#define MAIN_ITEM_NULL_STATE BIT_N(6) /* 0x40 */
#define MAIN_ITEM_VOLATILE BIT_N(7) /* 0x80 */
#define MAIN_ITEM_BUFFERED_BYTES BIT_N(8) /* 0x0100 */
/* HID global items (HID1_11.pdf, page 45) */
#define USAGE_PAGE 0x04
#define LOGICAL_MINIMUM 0x14
#define LOGICAL_MAXIMUM 0x24
#define REPORT_SIZE 0x74
#define REPORT_ID 0x84
#define REPORT_COUNT 0x94
/* HID local items (HID1_11.pdf, page 50) */
#define USAGE_MINIMUM 0x18
#define USAGE_MAXIMUM 0x28
/* Types of class descriptors (HID1_11.pdf, page 59) */
#define USB_DT_HID 0x21
#define USB_DT_REPORT 0x22
#define CONSUMER_USAGE 0x09
/* HID-only class specific requests (HID1_11.pdf, page 61) */
#define USB_HID_GET_REPORT 0x01
#define USB_HID_GET_IDLE 0x02
#define USB_HID_GET_PROTOCOL 0x03
#define USB_HID_SET_REPORT 0x09
#define USB_HID_SET_IDLE 0x0A
#define USB_HID_SET_PROTOCOL 0x0B
/* Get_Report and Set_Report Report Type field (HID1_11.pdf, page 61) */
#define REPORT_TYPE_INPUT 0x01
#define REPORT_TYPE_OUTPUT 0x02
#define REPORT_TYPE_FEATURE 0x03
#define HID_BUF_SIZE_MSG 16
#define HID_BUF_SIZE_CMD 16
#define HID_BUF_SIZE_REPORT 160
#define HID_NUM_BUFFERS 5
#define SET_REPORT_BUF_LEN 2
#define GET_REPORT_BUF_LEN 2
#define HID_BUF_SIZE_MSG 16
#define HID_BUF_SIZE_CMD 16
#define HID_BUF_SIZE_REPORT 160
#define HID_NUM_BUFFERS 5
#define SET_REPORT_BUF_LEN 2
#define GET_REPORT_BUF_LEN 2
#ifdef LOGF_ENABLE
#define BUF_DUMP_BUF_LEN HID_BUF_SIZE_REPORT
#define BUF_DUMP_PREFIX_SIZE 5
#define BUF_DUMP_ITEMS_IN_LINE 8
@ -127,26 +70,16 @@ static struct usb_interface_descriptor __attribute__((aligned(2)))
.bAlternateSetting = 0,
.bNumEndpoints = 1,
.bInterfaceClass = USB_CLASS_HID,
.bInterfaceSubClass = SUBCLASS_BOOT_INTERFACE,
.bInterfaceProtocol = PROTOCOL_CODE_KEYBOARD,
.bInterfaceSubClass = USB_HID_SUBCLASS_BOOT_INTERFACE,
.bInterfaceProtocol = USB_HID_PROTOCOL_CODE_KEYBOARD,
.iInterface = 0
};
struct usb_hid_descriptor {
uint8_t bLength;
uint8_t bDescriptorType;
uint16_t wBcdHID;
uint8_t bCountryCode;
uint8_t bNumDescriptors;
uint8_t bDescriptorType0;
uint16_t wDescriptorLength0;
} __attribute__ ((packed));
static struct usb_hid_descriptor __attribute__((aligned(2))) hid_descriptor =
{
.bLength = sizeof(struct usb_hid_descriptor),
.bDescriptorType = USB_DT_HID,
.wBcdHID = HID_VER,
.wBcdHID = USB_HID_VER,
.bCountryCode = 0,
.bNumDescriptors = 1,
.bDescriptorType0 = USB_DT_REPORT,
@ -462,37 +395,37 @@ static size_t descriptor_report_get(unsigned char *dest)
usb_hid_report->buf_set = buf_set_keyboard;
usb_hid_report->is_key_released = 1;
pack_parameter(&report, 0, 1, USAGE_PAGE,
pack_parameter(&report, 0, 1, USB_HID_USAGE_PAGE,
HID_USAGE_PAGE_GENERIC_DESKTOP_CONTROLS);
pack_parameter(&report, 0, 0, CONSUMER_USAGE, HID_GENERIC_DESKTOP_KEYBOARD);
pack_parameter(&report, 0, 1, COLLECTION, COLLECTION_APPLICATION);
pack_parameter(&report, 0, 1, REPORT_ID, REPORT_ID_KEYBOARD);
pack_parameter(&report, 0, 1, USAGE_PAGE, HID_GENERIC_DESKTOP_KEYPAD);
pack_parameter(&report, 0, 1, USAGE_MINIMUM, HID_KEYBOARD_LEFT_CONTROL);
pack_parameter(&report, 0, 1, USAGE_MAXIMUM, HID_KEYBOARD_RIGHT_GUI);
pack_parameter(&report, 1, 1, LOGICAL_MINIMUM, 0);
pack_parameter(&report, 1, 1, LOGICAL_MAXIMUM, 1);
pack_parameter(&report, 0, 1, REPORT_SIZE, 1);
pack_parameter(&report, 0, 1, REPORT_COUNT, 8);
pack_parameter(&report, 0, 1, INPUT, MAIN_ITEM_VARIABLE);
pack_parameter(&report, 0, 1, REPORT_SIZE, 1);
pack_parameter(&report, 0, 1, REPORT_COUNT, 5);
pack_parameter(&report, 0, 1, USAGE_PAGE, HID_USAGE_PAGE_LEDS);
pack_parameter(&report, 0, 1, USAGE_MINIMUM, HID_LED_NUM_LOCK);
pack_parameter(&report, 0, 1, USAGE_MAXIMUM, HID_LED_KANA);
pack_parameter(&report, 0, 1, OUTPUT, MAIN_ITEM_VARIABLE);
pack_parameter(&report, 0, 1, REPORT_SIZE, 3);
pack_parameter(&report, 0, 1, REPORT_COUNT, 1);
pack_parameter(&report, 0, 1, OUTPUT, MAIN_ITEM_CONSTANT);
pack_parameter(&report, 0, 1, REPORT_SIZE, 8);
pack_parameter(&report, 0, 1, REPORT_COUNT, 6);
pack_parameter(&report, 1, 1, LOGICAL_MINIMUM, 0);
pack_parameter(&report, 1, 1, LOGICAL_MAXIMUM, HID_KEYBOARD_EX_SEL);
pack_parameter(&report, 0, 1, USAGE_PAGE, HID_USAGE_PAGE_KEYBOARD_KEYPAD);
pack_parameter(&report, 0, 1, USAGE_MINIMUM, 0);
pack_parameter(&report, 0, 1, USAGE_MAXIMUM, HID_KEYBOARD_EX_SEL);
pack_parameter(&report, 0, 1, INPUT, 0);
PACK_VAL(report, END_COLLECTION);
pack_parameter(&report, 0, 0, USB_HID_CONSUMER_USAGE, HID_GENERIC_DESKTOP_KEYBOARD);
pack_parameter(&report, 0, 1, USB_HID_COLLECTION, USB_HID_COLLECTION_APPLICATION);
pack_parameter(&report, 0, 1, USB_HID_REPORT_ID, REPORT_ID_KEYBOARD);
pack_parameter(&report, 0, 1, USB_HID_USAGE_PAGE, HID_GENERIC_DESKTOP_KEYPAD);
pack_parameter(&report, 0, 1, USB_HID_USAGE_MINIMUM, HID_KEYBOARD_LEFT_CONTROL);
pack_parameter(&report, 0, 1, USB_HID_USAGE_MAXIMUM, HID_KEYBOARD_RIGHT_GUI);
pack_parameter(&report, 1, 1, USB_HID_LOGICAL_MINIMUM, 0);
pack_parameter(&report, 1, 1, USB_HID_LOGICAL_MAXIMUM, 1);
pack_parameter(&report, 0, 1, USB_HID_REPORT_SIZE, 1);
pack_parameter(&report, 0, 1, USB_HID_REPORT_COUNT, 8);
pack_parameter(&report, 0, 1, USB_HID_INPUT, USB_HID_MAIN_ITEM_VARIABLE);
pack_parameter(&report, 0, 1, USB_HID_REPORT_SIZE, 1);
pack_parameter(&report, 0, 1, USB_HID_REPORT_COUNT, 5);
pack_parameter(&report, 0, 1, USB_HID_USAGE_PAGE, HID_USAGE_PAGE_LEDS);
pack_parameter(&report, 0, 1, USB_HID_USAGE_MINIMUM, HID_LED_NUM_LOCK);
pack_parameter(&report, 0, 1, USB_HID_USAGE_MAXIMUM, HID_LED_KANA);
pack_parameter(&report, 0, 1, USB_HID_OUTPUT, USB_HID_MAIN_ITEM_VARIABLE);
pack_parameter(&report, 0, 1, USB_HID_REPORT_SIZE, 3);
pack_parameter(&report, 0, 1, USB_HID_REPORT_COUNT, 1);
pack_parameter(&report, 0, 1, USB_HID_OUTPUT, USB_HID_MAIN_ITEM_CONSTANT);
pack_parameter(&report, 0, 1, USB_HID_REPORT_SIZE, 8);
pack_parameter(&report, 0, 1, USB_HID_REPORT_COUNT, 6);
pack_parameter(&report, 1, 1, USB_HID_LOGICAL_MINIMUM, 0);
pack_parameter(&report, 1, 1, USB_HID_LOGICAL_MAXIMUM, HID_KEYBOARD_EX_SEL);
pack_parameter(&report, 0, 1, USB_HID_USAGE_PAGE, HID_USAGE_PAGE_KEYBOARD_KEYPAD);
pack_parameter(&report, 0, 1, USB_HID_USAGE_MINIMUM, 0);
pack_parameter(&report, 0, 1, USB_HID_USAGE_MAXIMUM, HID_KEYBOARD_EX_SEL);
pack_parameter(&report, 0, 1, USB_HID_INPUT, 0);
PACK_VAL(report, USB_HID_END_COLLECTION);
/* Consumer usage controls - play/pause, stop, etc. */
usb_hid_report = &usb_hid_reports[REPORT_ID_CONSUMER];
@ -500,21 +433,21 @@ static size_t descriptor_report_get(unsigned char *dest)
usb_hid_report->buf_set = buf_set_consumer;
usb_hid_report->is_key_released = 1;
pack_parameter(&report, 0, 1, USAGE_PAGE, HID_USAGE_PAGE_CONSUMER);
pack_parameter(&report, 0, 0, CONSUMER_USAGE,
pack_parameter(&report, 0, 1, USB_HID_USAGE_PAGE, HID_USAGE_PAGE_CONSUMER);
pack_parameter(&report, 0, 0, USB_HID_CONSUMER_USAGE,
HID_CONSUMER_USAGE_CONSUMER_CONTROL);
pack_parameter(&report, 0, 1, COLLECTION, COLLECTION_APPLICATION);
pack_parameter(&report, 0, 1, REPORT_ID, REPORT_ID_CONSUMER);
pack_parameter(&report, 0, 1, REPORT_SIZE, 16);
pack_parameter(&report, 0, 1, REPORT_COUNT, 2);
pack_parameter(&report, 1, 1, LOGICAL_MINIMUM, 1);
pack_parameter(&report, 1, 1, LOGICAL_MAXIMUM, 652);
pack_parameter(&report, 0, 1, USAGE_MINIMUM,
pack_parameter(&report, 0, 1, USB_HID_COLLECTION, USB_HID_COLLECTION_APPLICATION);
pack_parameter(&report, 0, 1, USB_HID_REPORT_ID, REPORT_ID_CONSUMER);
pack_parameter(&report, 0, 1, USB_HID_REPORT_SIZE, 16);
pack_parameter(&report, 0, 1, USB_HID_REPORT_COUNT, 2);
pack_parameter(&report, 1, 1, USB_HID_LOGICAL_MINIMUM, 1);
pack_parameter(&report, 1, 1, USB_HID_LOGICAL_MAXIMUM, 652);
pack_parameter(&report, 0, 1, USB_HID_USAGE_MINIMUM,
HID_CONSUMER_USAGE_CONSUMER_CONTROL);
pack_parameter(&report, 0, 1, USAGE_MAXIMUM, HID_CONSUMER_USAGE_AC_SEND);
pack_parameter(&report, 0, 1, INPUT, MAIN_ITEM_NO_PREFERRED |
MAIN_ITEM_NULL_STATE);
PACK_VAL(report, END_COLLECTION);
pack_parameter(&report, 0, 1, USB_HID_USAGE_MAXIMUM, HID_CONSUMER_USAGE_AC_SEND);
pack_parameter(&report, 0, 1, USB_HID_INPUT, USB_HID_MAIN_ITEM_NO_PREFERRED |
USB_HID_MAIN_ITEM_NULL_STATE);
PACK_VAL(report, USB_HID_END_COLLECTION);
#ifdef HAVE_USB_HID_MOUSE
/* Mouse control */
@ -523,55 +456,55 @@ static size_t descriptor_report_get(unsigned char *dest)
usb_hid_report->buf_set = buf_set_mouse;
usb_hid_report->is_key_released = 0;
pack_parameter(&report, 0, 1, USAGE_PAGE,
pack_parameter(&report, 0, 1, USB_HID_USAGE_PAGE,
HID_USAGE_PAGE_GENERIC_DESKTOP_CONTROLS);
pack_parameter(&report, 0, 0, CONSUMER_USAGE, HID_GENERIC_DESKTOP_MOUSE);
pack_parameter(&report, 0, 1, COLLECTION, COLLECTION_APPLICATION);
pack_parameter(&report, 0, 1, REPORT_ID, REPORT_ID_MOUSE);
pack_parameter(&report, 0, 0, CONSUMER_USAGE, HID_GENERIC_DESKTOP_POINTER);
pack_parameter(&report, 0, 1, COLLECTION, COLLECTION_PHYSICAL);
pack_parameter(&report, 0, 1, USAGE_PAGE, HID_USAGE_PAGE_BUTTON);
pack_parameter(&report, 0, 1, USAGE_MINIMUM, 1);
pack_parameter(&report, 0, 1, USAGE_MAXIMUM, 8);
pack_parameter(&report, 1, 1, LOGICAL_MINIMUM, 0);
pack_parameter(&report, 1, 1, LOGICAL_MAXIMUM, 1);
pack_parameter(&report, 0, 1, REPORT_SIZE, 1);
pack_parameter(&report, 0, 1, REPORT_COUNT, 8);
pack_parameter(&report, 0, 1, INPUT, MAIN_ITEM_VARIABLE);
pack_parameter(&report, 0, 1, USAGE_PAGE,
pack_parameter(&report, 0, 0, USB_HID_CONSUMER_USAGE, HID_GENERIC_DESKTOP_MOUSE);
pack_parameter(&report, 0, 1, USB_HID_COLLECTION, USB_HID_COLLECTION_APPLICATION);
pack_parameter(&report, 0, 1, USB_HID_REPORT_ID, REPORT_ID_MOUSE);
pack_parameter(&report, 0, 0, USB_HID_CONSUMER_USAGE, HID_GENERIC_DESKTOP_POINTER);
pack_parameter(&report, 0, 1, USB_HID_COLLECTION, USB_HID_COLLECTION_PHYSICAL);
pack_parameter(&report, 0, 1, USB_HID_USAGE_PAGE, HID_USAGE_PAGE_BUTTON);
pack_parameter(&report, 0, 1, USB_HID_USAGE_MINIMUM, 1);
pack_parameter(&report, 0, 1, USB_HID_USAGE_MAXIMUM, 8);
pack_parameter(&report, 1, 1, USB_HID_LOGICAL_MINIMUM, 0);
pack_parameter(&report, 1, 1, USB_HID_LOGICAL_MAXIMUM, 1);
pack_parameter(&report, 0, 1, USB_HID_REPORT_SIZE, 1);
pack_parameter(&report, 0, 1, USB_HID_REPORT_COUNT, 8);
pack_parameter(&report, 0, 1, USB_HID_INPUT, USB_HID_MAIN_ITEM_VARIABLE);
pack_parameter(&report, 0, 1, USB_HID_USAGE_PAGE,
HID_USAGE_PAGE_GENERIC_DESKTOP_CONTROLS);
pack_parameter(&report, 0, 0, CONSUMER_USAGE, HID_GENERIC_DESKTOP_X);
pack_parameter(&report, 0, 0, CONSUMER_USAGE, HID_GENERIC_DESKTOP_Y);
pack_parameter(&report, 0, 0, CONSUMER_USAGE, HID_GENERIC_DESKTOP_WHEEL);
pack_parameter(&report, 0, 1, LOGICAL_MINIMUM, -127 & 0xFF);
pack_parameter(&report, 0, 1, LOGICAL_MAXIMUM, 127);
pack_parameter(&report, 0, 1, REPORT_SIZE, 8);
pack_parameter(&report, 0, 1, REPORT_COUNT, 3);
pack_parameter(&report, 0, 1, INPUT, MAIN_ITEM_VARIABLE | MAIN_ITEM_RELATIVE);
PACK_VAL(report, END_COLLECTION);
PACK_VAL(report, END_COLLECTION);
pack_parameter(&report, 0, 0, USB_HID_CONSUMER_USAGE, HID_GENERIC_DESKTOP_X);
pack_parameter(&report, 0, 0, USB_HID_CONSUMER_USAGE, HID_GENERIC_DESKTOP_Y);
pack_parameter(&report, 0, 0, USB_HID_CONSUMER_USAGE, HID_GENERIC_DESKTOP_WHEEL);
pack_parameter(&report, 0, 1, USB_HID_LOGICAL_MINIMUM, -127 & 0xFF);
pack_parameter(&report, 0, 1, USB_HID_LOGICAL_MAXIMUM, 127);
pack_parameter(&report, 0, 1, USB_HID_REPORT_SIZE, 8);
pack_parameter(&report, 0, 1, USB_HID_REPORT_COUNT, 3);
pack_parameter(&report, 0, 1, USB_HID_INPUT, USB_HID_MAIN_ITEM_VARIABLE | USB_HID_MAIN_ITEM_RELATIVE);
PACK_VAL(report, USB_HID_END_COLLECTION);
PACK_VAL(report, USB_HID_END_COLLECTION);
#endif /* HAVE_USB_HID_MOUSE */
/* Background reports */
pack_parameter(&report, 0, 1, USAGE_PAGE, HID_USAGE_PAGE_GENERIC_DEVICE_CONTROLS);
pack_parameter(&report, 0, 0, CONSUMER_USAGE, HID_GENERIC_DEVICE_BACKGROUND_CONTROLS);
pack_parameter(&report, 0, 1, COLLECTION, COLLECTION_APPLICATION);
pack_parameter(&report, 0, 1, REPORT_ID, REPORT_ID_BACKGROUND);
pack_parameter(&report, 0, 1, USB_HID_USAGE_PAGE, HID_USAGE_PAGE_GENERIC_DEVICE_CONTROLS);
pack_parameter(&report, 0, 0, USB_HID_CONSUMER_USAGE, HID_GENERIC_DEVICE_BACKGROUND_CONTROLS);
pack_parameter(&report, 0, 1, USB_HID_COLLECTION, USB_HID_COLLECTION_APPLICATION);
pack_parameter(&report, 0, 1, USB_HID_REPORT_ID, REPORT_ID_BACKGROUND);
/* Padding */
pack_parameter(&report, 0, 0, CONSUMER_USAGE, HID_GENERIC_DEVICE_UNDEFINED);
pack_parameter(&report, 0, 1, LOGICAL_MINIMUM, 0);
pack_parameter(&report, 0, 1, LOGICAL_MAXIMUM, 255);
pack_parameter(&report, 0, 1, REPORT_SIZE, 8);
pack_parameter(&report, 0, 1, REPORT_COUNT, 1);
pack_parameter(&report, 0, 1, FEATURE, MAIN_ITEM_CONSTANT);
pack_parameter(&report, 0, 0, USB_HID_CONSUMER_USAGE, HID_GENERIC_DEVICE_UNDEFINED);
pack_parameter(&report, 0, 1, USB_HID_LOGICAL_MINIMUM, 0);
pack_parameter(&report, 0, 1, USB_HID_LOGICAL_MAXIMUM, 255);
pack_parameter(&report, 0, 1, USB_HID_REPORT_SIZE, 8);
pack_parameter(&report, 0, 1, USB_HID_REPORT_COUNT, 1);
pack_parameter(&report, 0, 1, USB_HID_FEATURE, USB_HID_MAIN_ITEM_CONSTANT);
/* Battery percentage */
pack_parameter(&report, 0, 0, CONSUMER_USAGE, HID_GENERIC_DEVICE_BATTERY_STRENGTH);
pack_parameter(&report, 0, 1, LOGICAL_MINIMUM, 0);
pack_parameter(&report, 0, 1, LOGICAL_MAXIMUM, 100);
pack_parameter(&report, 0, 1, REPORT_SIZE, 8);
pack_parameter(&report, 0, 1, REPORT_COUNT, 1);
pack_parameter(&report, 0, 1, FEATURE, MAIN_ITEM_VARIABLE);
PACK_VAL(report, END_COLLECTION);
pack_parameter(&report, 0, 0, USB_HID_CONSUMER_USAGE, HID_GENERIC_DEVICE_BATTERY_STRENGTH);
pack_parameter(&report, 0, 1, USB_HID_LOGICAL_MINIMUM, 0);
pack_parameter(&report, 0, 1, USB_HID_LOGICAL_MAXIMUM, 100);
pack_parameter(&report, 0, 1, USB_HID_REPORT_SIZE, 8);
pack_parameter(&report, 0, 1, USB_HID_REPORT_COUNT, 1);
pack_parameter(&report, 0, 1, USB_HID_FEATURE, USB_HID_MAIN_ITEM_VARIABLE);
PACK_VAL(report, USB_HID_END_COLLECTION);
return (size_t)(report - dest);
}
@ -665,7 +598,7 @@ static int usb_hid_set_report(struct usb_ctrlrequest *req, void *reqdata)
static unsigned char buf[64] USB_DEVBSS_ATTR __attribute__((aligned(32)));
int length;
if ((req->wValue >> 8) != REPORT_TYPE_OUTPUT)
if ((req->wValue >> 8) != USB_HID_REPORT_TYPE_OUTPUT)
{
logf("Unsupported report type");
return 1;
@ -714,7 +647,7 @@ static int usb_hid_set_report(struct usb_ctrlrequest *req, void *reqdata)
static int usb_hid_get_report(struct usb_ctrlrequest *req, unsigned char* dest)
{
if ((req->wValue >> 8) != REPORT_TYPE_FEATURE)
if ((req->wValue >> 8) != USB_HID_REPORT_TYPE_FEATURE)
{
logf("Unsupported report type");
return 1;

92
firmware/usbstack/usb_hid_def.h Normal file
View file

@ -0,0 +1,92 @@
/***************************************************************************
* __________ __ ___.
* Open \______ \ ____ ____ | | _\_ |__ _______ ___
* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
* \/ \/ \/ \/ \/
* $Id: $
*
* Copyright (C) 2010 by Amaury Pouly
*
* All files in this archive are subject to the GNU General Public License.
* See the file COPYING in the source tree root for full license agreement.
*
* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
* KIND, either express or implied.
*
****************************************************************************/
#ifndef USB_HID_DEF_H
#define USB_HID_DEF_H
#include "usb_ch9.h"
/* Documents avaiable here: http://www.usb.org/developers/devclass_docs/ */
#define USB_HID_VER 0x0110 /* 1.1 */
/* Subclass Codes (HID1_11.pdf, page 18) */
#define USB_HID_SUBCLASS_NONE 0
#define USB_HID_SUBCLASS_BOOT_INTERFACE 1
/* Protocol Codes (HID1_11.pdf, page 19) */
#define USB_HID_PROTOCOL_CODE_NONE 0
#define USB_HID_PROTOCOL_CODE_KEYBOARD 1
#define USB_HID_PROTOCOL_CODE_MOUSE 2
/* HID main items (HID1_11.pdf, page 38) */
#define USB_HID_INPUT 0x80
#define USB_HID_OUTPUT 0x90
#define USB_HID_FEATURE 0xB0
#define USB_HID_COLLECTION 0xA0
#define USB_HID_COLLECTION_PHYSICAL 0x00
#define USB_HID_COLLECTION_APPLICATION 0x01
#define USB_HID_END_COLLECTION 0xC0
/* Parts (HID1_11.pdf, page 40) */
#define USB_HID_MAIN_ITEM_CONSTANT BIT_N(0) /* 0x01 */
#define USB_HID_MAIN_ITEM_VARIABLE BIT_N(1) /* 0x02 */
#define USB_HID_MAIN_ITEM_RELATIVE BIT_N(2) /* 0x04 */
#define USB_HID_MAIN_ITEM_WRAP BIT_N(3) /* 0x08 */
#define USB_HID_MAIN_ITEM_NONLINEAR BIT_N(4) /* 0x10 */
#define USB_HID_MAIN_ITEM_NO_PREFERRED BIT_N(5) /* 0x20 */
#define USB_HID_MAIN_ITEM_NULL_STATE BIT_N(6) /* 0x40 */
#define USB_HID_MAIN_ITEM_VOLATILE BIT_N(7) /* 0x80 */
#define USB_HID_MAIN_ITEM_BUFFERED_BYTES BIT_N(8) /* 0x0100 */
/* HID global items (HID1_11.pdf, page 45) */
#define USB_HID_USAGE_PAGE 0x04
#define USB_HID_LOGICAL_MINIMUM 0x14
#define USB_HID_LOGICAL_MAXIMUM 0x24
#define USB_HID_REPORT_SIZE 0x74
#define USB_HID_REPORT_ID 0x84
#define USB_HID_REPORT_COUNT 0x94
/* HID local items (HID1_11.pdf, page 50) */
#define USB_HID_USAGE_MINIMUM 0x18
#define USB_HID_USAGE_MAXIMUM 0x28
/* Types of class descriptors (HID1_11.pdf, page 59) */
#define USB_DT_HID 0x21
#define USB_DT_REPORT 0x22
#define USB_HID_CONSUMER_USAGE 0x09
/* HID-only class specific requests (HID1_11.pdf, page 61) */
#define USB_HID_GET_REPORT 0x01
#define USB_HID_GET_IDLE 0x02
#define USB_HID_GET_PROTOCOL 0x03
#define USB_HID_SET_REPORT 0x09
#define USB_HID_SET_IDLE 0x0A
#define USB_HID_SET_PROTOCOL 0x0B
/* Get_Report and Set_Report Report Type field (HID1_11.pdf, page 61) */
#define USB_HID_REPORT_TYPE_INPUT 0x01
#define USB_HID_REPORT_TYPE_OUTPUT 0x02
#define USB_HID_REPORT_TYPE_FEATURE 0x03
struct usb_hid_descriptor {
uint8_t bLength;
uint8_t bDescriptorType;
uint16_t wBcdHID;
uint8_t bCountryCode;
uint8_t bNumDescriptors;
uint8_t bDescriptorType0;
uint16_t wDescriptorLength0;
} __attribute__ ((packed));
#endif