X-Git-Url: https://git.gag.com/?p=fw%2Faltos;a=blobdiff_plain;f=src%2Fao_cmd.c;fp=src%2Fao_cmd.c;h=0000000000000000000000000000000000000000;hp=1442ebea8eafc9a32e31ae18006bf61ef2af9316;hb=9513be7f9d3d0b0ec29f6487fa9dc8f1ac24d0de;hpb=3bfe8df44b575ca430ffaa051e20faa955a06c03 diff --git a/src/ao_cmd.c b/src/ao_cmd.c deleted file mode 100644 index 1442ebea..00000000 --- a/src/ao_cmd.c +++ /dev/null @@ -1,320 +0,0 @@ -/* - * Copyright © 2009 Keith Packard - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; version 2 of the License. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - * - * You should have received a copy of the GNU General Public License along - * with this program; if not, write to the Free Software Foundation, Inc., - * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. - */ - -#include "ao.h" - -__pdata uint16_t ao_cmd_lex_i; -__pdata uint32_t ao_cmd_lex_u32; -__pdata char ao_cmd_lex_c; -__pdata enum ao_cmd_status ao_cmd_status; - -#define CMD_LEN 32 - -static __xdata char cmd_line[CMD_LEN]; -static __pdata uint8_t cmd_len; -static __pdata uint8_t cmd_i; - -static void -put_string(__code char *s) -{ - char c; - while (c = *s++) - putchar(c); -} - -static void -readline(void) -{ - __pdata char c; - if (ao_echo()) - put_string("> "); - cmd_len = 0; - for (;;) { - flush(); - c = getchar(); - /* backspace/delete */ - if (c == '\010' || c == '\177') { - if (cmd_len != 0) { - if (ao_echo()) - put_string("\010 \010"); - --cmd_len; - } - continue; - } - - /* ^U */ - if (c == '\025') { - while (cmd_len != 0) { - if (ao_echo()) - put_string("\010 \010"); - --cmd_len; - } - continue; - } - - /* map CR to NL */ - if (c == '\r') - c = '\n'; - - if (c == '\n') { - if (ao_echo()) - putchar('\n'); - break; - } - - if (cmd_len >= CMD_LEN - 2) { - if (ao_echo()) - putchar('\007'); - continue; - } - cmd_line[cmd_len++] = c; - if (ao_echo()) - putchar(c); - } - cmd_line[cmd_len++] = '\n'; - cmd_line[cmd_len++] = '\0'; - cmd_i = 0; -} - -void -ao_cmd_lex(void) -{ - ao_cmd_lex_c = '\n'; - if (cmd_i < cmd_len) - ao_cmd_lex_c = cmd_line[cmd_i++]; -} - -static void -putnibble(uint8_t v) -{ - if (v < 10) - putchar(v + '0'); - else - putchar(v + ('a' - 10)); -} - -void -ao_cmd_put16(uint16_t v) -{ - ao_cmd_put8(v >> 8); - ao_cmd_put8(v); -} - -void -ao_cmd_put8(uint8_t v) -{ - putnibble((v >> 4) & 0xf); - putnibble(v & 0xf); -} - -void -ao_cmd_white(void) -{ - while (ao_cmd_lex_c == ' ' || ao_cmd_lex_c == '\t') - ao_cmd_lex(); -} - -void -ao_cmd_hex(void) -{ - __pdata uint8_t r = ao_cmd_lex_error; - uint8_t n; - - ao_cmd_lex_i = 0; - ao_cmd_white(); - for(;;) { - if ('0' <= ao_cmd_lex_c && ao_cmd_lex_c <= '9') - n = (ao_cmd_lex_c - '0'); - else if ('a' <= ao_cmd_lex_c && ao_cmd_lex_c <= 'f') - n = (ao_cmd_lex_c - 'a' + 10); - else if ('A' <= ao_cmd_lex_c && ao_cmd_lex_c <= 'F') - n = (ao_cmd_lex_c - 'A' + 10); - else - break; - ao_cmd_lex_i = (ao_cmd_lex_i << 4) | n; - r = ao_cmd_success; - ao_cmd_lex(); - } - if (r != ao_cmd_success) - ao_cmd_status = r; -} - -void -ao_cmd_decimal(void) -{ - __pdata uint8_t r = ao_cmd_lex_error; - - ao_cmd_lex_u32 = 0; - ao_cmd_white(); - for(;;) { - if ('0' <= ao_cmd_lex_c && ao_cmd_lex_c <= '9') - ao_cmd_lex_u32 = (ao_cmd_lex_u32 * 10) + (ao_cmd_lex_c - '0'); - else - break; - r = ao_cmd_success; - ao_cmd_lex(); - } - if (r != ao_cmd_success) - ao_cmd_status = r; - ao_cmd_lex_i = (uint16_t) ao_cmd_lex_u32; -} - -uint8_t -ao_match_word(__code char *word) -{ - while (*word) { - if (ao_cmd_lex_c != *word) { - ao_cmd_status = ao_cmd_syntax_error; - return 0; - } - word++; - ao_cmd_lex(); - } - return 1; -} - -static void -eol(void) -{ - while (ao_cmd_lex_c != '\n') - ao_cmd_lex(); -} - -static void -echo(void) -{ - ao_cmd_hex(); - if (ao_cmd_status == ao_cmd_success) - ao_stdios[ao_cur_stdio].echo = ao_cmd_lex_i != 0; -} - -static void -ao_reboot(void) -{ - ao_cmd_white(); - if (!ao_match_word("eboot")) - return; - WDCTL = WDCTL_EN | WDCTL_MODE_WATCHDOG | WDCTL_INT_64; - ao_delay(AO_SEC_TO_TICKS(2)); - ao_panic(AO_PANIC_REBOOT); -} - -static void -version(void) -{ - printf("manufacturer %s\n", ao_manufacturer); - printf("product %s\n", ao_product); - printf("serial-number %u\n", ao_serial_number); -#if HAS_EEPROM - printf("log-format %u\n", ao_log_format); -#endif - printf("software-version %s\n", ao_version); -} - -#define NUM_CMDS 11 - -static __code struct ao_cmds *__xdata (ao_cmds[NUM_CMDS]); -static __pdata uint8_t ao_ncmds; - -static void -help(void) -{ - register uint8_t cmds; - register uint8_t cmd; - register __code struct ao_cmds * cs; - - for (cmds = 0; cmds < ao_ncmds; cmds++) { - cs = ao_cmds[cmds]; - for (cmd = 0; cs[cmd].func; cmd++) - printf("%-45s %s\n", - cs[cmd].help, - cs[cmd].help+1+strlen(cs[cmd].help)); - } -} - -static void -report(void) -{ - switch(ao_cmd_status) { - case ao_cmd_lex_error: - case ao_cmd_syntax_error: - puts("Syntax error"); - ao_cmd_status = 0; - break; - } -} - -void -ao_cmd_register(__code struct ao_cmds *cmds) -{ - if (ao_ncmds >= NUM_CMDS) - ao_panic(AO_PANIC_CMD); - ao_cmds[ao_ncmds++] = cmds; -} - -void -ao_cmd(void) -{ - char c; - uint8_t cmd, cmds; - __code struct ao_cmds * __xdata cs; - void (*__xdata func)(void); - - for (;;) { - readline(); - ao_cmd_lex(); - ao_cmd_white(); - c = ao_cmd_lex_c; - ao_cmd_lex(); - if (c == '\r' || c == '\n') - continue; - func = (void (*)(void)) NULL; - for (cmds = 0; cmds < ao_ncmds; cmds++) { - cs = ao_cmds[cmds]; - for (cmd = 0; cs[cmd].func; cmd++) - if (cs[cmd].help[0] == c) { - func = cs[cmd].func; - break; - } - if (func) - break; - } - if (func) - (*func)(); - else - ao_cmd_status = ao_cmd_syntax_error; - report(); - } -} - -__xdata struct ao_task ao_cmd_task; - -__code struct ao_cmds ao_base_cmds[] = { - { help, "?\0Help" }, - { ao_task_info, "T\0Show tasks" }, - { echo, "E <0 off, 1 on>\0Set echo mode" }, - { ao_reboot, "r eboot\0Reboot" }, - { version, "v\0Version" }, - { 0, NULL }, -}; - -void -ao_cmd_init(void) -{ - ao_cmd_register(&ao_base_cmds[0]); - ao_add_task(&ao_cmd_task, ao_cmd, "cmd"); -}