mirror of
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132 lines
4.6 KiB
C
132 lines
4.6 KiB
C
/*
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* Copyright (c) 2020 Bouffalolab.
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*
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* This file is part of
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* *** Bouffalolab Software Dev Kit ***
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* (see www.bouffalolab.com).
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*
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* Redistribution and use in source and binary forms, with or without modification,
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* are permitted provided that the following conditions are met:
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* 1. Redistributions of source code must retain the above copyright notice,
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* this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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* 3. Neither the name of Bouffalo Lab nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <stdlib.h>
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#include <stdio.h>
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#include <cli.h>
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#include "bl_gpio.h"
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#include <blog.h>
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#define USER_UNUSED(a) ((void)(a))
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static void cmd_gpio_func(char *buf, int len, int argc, char **argv)
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{
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int ionum = -1, inputmode = -1, pullup = -1, pulldown = -1;
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if (5 != argc) {
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blog_info("Usage: %s 24 1 1 0\r\n set GPIO24 to input with pullup\r\n",
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argv[0]
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);
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return;
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}
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ionum = atoi(argv[1]);
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inputmode = atoi(argv[2]);
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pullup = atoi(argv[3]);
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pulldown = atoi(argv[4]);
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if (ionum < 0 || inputmode < 0 || pullup < 0 || pulldown < 0) {
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blog_error("Illegal arg\r\n");
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return;
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}
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blog_info("GPIO%d is set %s with %s pullup %s pulldown\r\n",
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ionum,
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inputmode ? "input" : "output",
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pullup ? "Active" : "null",
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pulldown ? "Active" : "null"
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);
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if (inputmode) {
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bl_gpio_enable_input(ionum, pullup ? 1 : 0, pulldown ? 1 : 0);
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} else {
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bl_gpio_enable_output(ionum, pullup ? 1 : 0, pulldown ? 1 : 0);
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}
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}
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static void cmd_gpio_set(char *buf, int len, int argc, char **argv)
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{
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int ionum = -1, val = -1;
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if (3 != argc) {
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blog_info("Usage: %s 24 1\r\n set GPIO24 output to high\r\n",
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argv[0]
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);
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return;
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}
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ionum = atoi(argv[1]);
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val = atoi(argv[2]);
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if (ionum < 0 || val < 0) {
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blog_error("Illegal arg\r\n");
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return;
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}
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blog_info("GPIO%d is set to %s\r\n",
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ionum,
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val ? "high" : "lo"
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);
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bl_gpio_output_set(ionum, val ? 1 : 0);
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}
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static void cmd_gpio_get(char *buf, int len, int argc, char **argv)
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{
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int ionum = -1, ret;
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uint8_t val;
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USER_UNUSED(ret);
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if (2 != argc) {
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blog_info("Usage: %s 24\r\n get GPIO24 value\r\n",
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argv[0]
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);
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return;
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}
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ionum = atoi(argv[1]);
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if (ionum < 0) {
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puts("Illegal arg\r\n");
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return;
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}
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ret = bl_gpio_input_get(ionum, &val);
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blog_info("GPIO%d val is %s\r\n",
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ionum,
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0 == ret ? (val ? "high" : "low") : "Err"
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);
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}
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// STATIC_CLI_CMD_ATTRIBUTE makes this(these) command(s) static
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const static struct cli_command cmds_user[] STATIC_CLI_CMD_ATTRIBUTE = {
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{"gpio-func", "gpio-func pinnum 0/1[0:output, 1:input] 0/1[pullup] 0/1[pulldown]", cmd_gpio_func},
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{"gpio-set", "gpio-set pinnum 0/1", cmd_gpio_set},
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{"gpio-get", "gpio-get pinnum", cmd_gpio_get},
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};
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int bl_gpio_cli_init(void)
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{
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// static command(s) do NOT need to call aos_cli_register_command(s) to register.
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// However, calling aos_cli_register_command(s) here is OK but is of no effect as cmds_user are included in cmds list.
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// XXX NOTE: Calling this *empty* function is necessary to make cmds_user in this file to be kept in the final link.
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//return aos_cli_register_commands(cmds_user, sizeof(cmds_user)/sizeof(cmds_user[0]));
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return 0;
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}
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