tmk
14 years ago
parent
d6da554687
commit
37ced39ae2
@ -1,196 +0,0 @@
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#include <avr/interrupt.h>
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#include <avr/pgmspace.h>
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#include "usb_keycodes.h"
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#include "usb_keyboard.h"
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#include "print.h"
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#include "debug.h"
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// keyboard report.
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static usb_keyboard_report_t _report0 = { {0}, 0 };
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static usb_keyboard_report_t _report1 = { {0}, 0 };
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usb_keyboard_report_t *usb_keyboard_report = &_report0;
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usb_keyboard_report_t *usb_keyboard_report_back = &_report1;
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// protocol setting from the host. We use exactly the same report
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// either way, so this variable only stores the setting since we
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// are required to be able to report which setting is in use.
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uint8_t usb_keyboard_protocol=1;
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// the idle configuration, how often we send the report to the
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// host (ms * 4) even when it hasn't changed
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uint8_t usb_keyboard_idle_config=125;
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// count until idle timeout
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uint8_t usb_keyboard_idle_count=0;
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// 1=num lock, 2=caps lock, 4=scroll lock, 8=compose, 16=kana
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volatile uint8_t usb_keyboard_leds=0;
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int8_t usb_keyboard_send(void)
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{
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return usb_keyboard_send_report(usb_keyboard_report);
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}
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int8_t usb_keyboard_send_report(usb_keyboard_report_t *report)
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{
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uint8_t i, intr_state, timeout;
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if (!usb_configured()) return -1;
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timeout = UDFNUML + 50;
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do {
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intr_state = SREG;
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cli();
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UENUM = KEYBOARD_ENDPOINT;
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// are we ready to transmit?
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if (UEINTX & (1<<RWAL)) break;
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SREG = intr_state;
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// has the USB gone offline?
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if (!usb_configured()) return -1;
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// have we waited too long?
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if (UDFNUML == timeout) return -1;
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} while (1);
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UEDATX = report->mods;
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UEDATX = 0;
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for (i = 0; i < 6; i++) {
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UEDATX = report->keys[i];
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}
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UEINTX = 0x3A;
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/*
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timeout = UDFNUML + 50;
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do {
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intr_state = SREG;
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cli();
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UENUM = KEYBOARD_ENDPOINT2;
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// are we ready to transmit?
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if (UEINTX & (1<<RWAL)) break;
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SREG = intr_state;
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// has the USB gone offline?
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if (!usb_configured()) return -1;
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// have we waited too long?
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if (UDFNUML == timeout) return -1;
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} while (1);
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UEDATX = 0;
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UEDATX = 0;
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for (i = 6; i < 12; i++) {
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UEDATX = report->keys[i];
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}
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UEINTX = 0x3A;
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*/
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usb_keyboard_idle_count = 0;
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report->is_sent =true;
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usb_keyboard_print_report(report);
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return 0;
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}
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void usb_keyboard_swap_report(void) {
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usb_keyboard_report_t *tmp = usb_keyboard_report_back;
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usb_keyboard_report_back = usb_keyboard_report;
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usb_keyboard_report = tmp;
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}
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void usb_keyboard_clear_report(void) {
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usb_keyboard_clear_keys();
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usb_keyboard_clear_mods();
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usb_keyboard_report->is_sent = false;
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}
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void usb_keyboard_clear_keys(void) {
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for (int i = 0; i < KEYBOARD_REPORT_MAX; i++) usb_keyboard_report->keys[i] = 0;
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}
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void usb_keyboard_clear_mods(void)
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{
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usb_keyboard_report->mods = 0;
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}
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void usb_keyboard_add_code(uint8_t code)
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{
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if (IS_MOD(code)) {
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usb_keyboard_add_mod(code);
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} else {
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usb_keyboard_add_key(code);
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}
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}
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void usb_keyboard_add_key(uint8_t code)
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{
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for (int i = 0; i < KEYBOARD_REPORT_MAX; i++) {
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if (!usb_keyboard_report->keys[i]) {
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usb_keyboard_report->keys[i] = code;
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return;
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}
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}
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}
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void usb_keyboard_set_keys(uint8_t *keys)
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{
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for (int i = 0; i < KEYBOARD_REPORT_MAX; i++)
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usb_keyboard_report->keys[i] = keys[i];
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}
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void usb_keyboard_set_mods(uint8_t mods)
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{
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usb_keyboard_report->mods = mods;
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}
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void usb_keyboard_add_mod(uint8_t code)
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{
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usb_keyboard_report->mods |= MOD_BIT(code);
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}
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void usb_keyboard_del_code(uint8_t code)
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{
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if (IS_MOD(code)) {
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usb_keyboard_del_mod(code);
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} else {
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usb_keyboard_del_key(code);
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}
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}
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void usb_keyboard_del_key(uint8_t code)
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{
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for (int i = 0; i < KEYBOARD_REPORT_MAX; i++) {
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if (usb_keyboard_report->keys[i] == code) {
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usb_keyboard_report->keys[i] = KB_NO;
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return;
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}
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}
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}
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void usb_keyboard_del_mod(uint8_t code)
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{
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usb_keyboard_report->mods &= ~MOD_BIT(code);
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}
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bool usb_keyboard_is_sent(void)
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{
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return usb_keyboard_report->is_sent;
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}
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bool usb_keyboard_has_key(void)
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{
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uint8_t keys = 0;
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for (int i = 0; i < KEYBOARD_REPORT_MAX; i++) keys |= usb_keyboard_report->keys[i];
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return keys ? true : false;
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}
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bool usb_keyboard_has_mod(void)
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{
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return usb_keyboard_report->mods ? true : false;
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}
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void usb_keyboard_print_report(usb_keyboard_report_t *report)
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{
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if (!debug_keyboard) return;
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print("keys: ");
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for (int i = 0; i < KEYBOARD_REPORT_MAX; i++) { phex(report->keys[i]); print(" "); }
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print(" mods: "); phex(report->mods); print("\n");
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}
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