Added USB Serial interface and HID Lighting stubs
parent
61c912cec6
commit
9818707c06
@ -1,20 +1,132 @@
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#include <stdio.h>
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#include <string.h>
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#include <stdbool.h>
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#include "ch.h"
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#include "hal.h"
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#include "usbcfg.h"
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/*
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* HID report sizes (data only, excluding the report ID byte prepended by the
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* USB host). These match the LampArray HID descriptor in usbcfg.c.
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*/
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#define RPT1_LEN 22 /* LampArrayAttributesReport */
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#define RPT3_LEN 28 /* LampAttributesResponseReport */
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#define RPT6_LEN 1 /* LampArrayControlReport */
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/*
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* Called from ISR context — fill buf with the response for report `id`.
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* buf[0] must be set to the report ID; *len must be set to the total length.
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* Return false to stall (unknown ID).
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*/
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bool isr_hid_get_report(uint8_t id, uint8_t *buf, size_t *len) {
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switch (id) {
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case 1: /* LampArrayAttributesReport */
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*len = 1 + RPT1_LEN;
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memset(buf, 0, *len);
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buf[0] = 1;
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/* LampCount, BoundingBox*, LampArrayKind, MinUpdateInterval all zero */
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return true;
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case 3: /* LampAttributesResponseReport */
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*len = 1 + RPT3_LEN;
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memset(buf, 0, *len);
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buf[0] = 3;
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/* All lamp attribute fields zero until real lamp state is added */
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return true;
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case 6: /* LampArrayControlReport */
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*len = 1 + RPT6_LEN;
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buf[0] = 6;
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buf[1] = 0; /* AutonomousMode = 0 (host-controlled) */
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return true;
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default:
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return false;
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}
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}
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/*
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* Called from ISR context — process an incoming SET_REPORT payload.
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* buf[0] is the report ID; len includes that byte.
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*/
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void isr_hid_set_report(uint8_t id, const uint8_t *buf, size_t len) {
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(void)buf;
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(void)len;
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switch (id) {
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case 2: /* LampAttributesRequestReport — which lamp to query next */
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break;
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case 4: /* LampMultiUpdateReport — set up to 8 lamps */
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break;
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case 5: /* LampRangeUpdateReport — set a range of lamps */
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break;
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case 6: /* LampArrayControlReport — autonomous mode flag */
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break;
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default:
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break;
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}
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}
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#define SERIAL_LINE_BUF 128
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static THD_WORKING_AREA(waSerial, 512);
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static THD_FUNCTION(SerialThread, arg) {
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(void)arg;
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chRegSetThreadName("serial");
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char buf[SERIAL_LINE_BUF];
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int len;
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while (true) {
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while (SDU1.config->usbp->state != USB_ACTIVE || !cdc_dtr)
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chThdSleepMilliseconds(100);
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len = 0;
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chnWrite((BaseChannel *)&SDU1, (uint8_t *)"> ", 2);
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while (SDU1.config->usbp->state == USB_ACTIVE && cdc_dtr) {
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msg_t c = chnGetTimeout((BaseChannel *)&SDU1, TIME_MS2I(100));
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if (c < MSG_OK)
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continue;
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uint8_t ch = (uint8_t)c;
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if (ch == '\r' || ch == '\n') {
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chnWrite((BaseChannel *)&SDU1, (uint8_t *)"\r\n", 2);
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if (len > 0) {
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chnWrite((BaseChannel *)&SDU1, (uint8_t *)buf, (size_t)len);
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chnWrite((BaseChannel *)&SDU1, (uint8_t *)"\r\n", 2);
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len = 0;
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}
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chnWrite((BaseChannel *)&SDU1, (uint8_t *)"> ", 2);
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} else if (ch == 0x08 || ch == 0x7F) { /* backspace / DEL */
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if (len > 0) {
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len--;
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chnWrite((BaseChannel *)&SDU1, (uint8_t *)"\b \b", 3);
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}
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} else if (ch >= 0x20 && ch < 0x7F) { /* printable ASCII */
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if (len < SERIAL_LINE_BUF - 1) {
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buf[len++] = (char)ch;
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chnWrite((BaseChannel *)&SDU1, &ch, 1);
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}
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}
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}
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}
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}
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int main(void) {
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halInit();
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chSysInit();
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sduObjectInit(&SDU1);
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sduStart(&SDU1, &serusbcfg);
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usbDisconnectBus(&USBD1);
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chThdSleepMilliseconds(1500);
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usbStart(&USBD1, &usbcfg);
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usbConnectBus(&USBD1);
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while(true) {
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chThdSleepMilliseconds(1000);
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}
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chThdCreateStatic(waSerial, sizeof(waSerial), NORMALPRIO, SerialThread, NULL);
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chThdSleep(TIME_INFINITE);
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}
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@ -1,24 +1,16 @@
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/*
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ChibiOS - Copyright (C) 2006..2018 Giovanni Di Sirio
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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#ifndef USBCFG_H
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#define USBCFG_H
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extern const USBConfig usbcfg;
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extern const SerialUSBConfig serusbcfg;
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extern SerialUSBDriver SDU1;
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extern volatile bool cdc_dtr;
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#endif /* USBCFG_H */
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/* Called from ISR context to fill a GET_REPORT response.
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Returns false to stall the request (unknown report id). */
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bool isr_hid_get_report(uint8_t id, uint8_t *buf, size_t *len);
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/* Called from ISR context when a SET_REPORT payload has arrived. */
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void isr_hid_set_report(uint8_t id, const uint8_t *buf, size_t len);
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/** @} */
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#endif /* USBCFG_H */
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