2 * Copyright © 2009 Keith Packard <keithp@keithp.com>
4 * This program is free software; you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License as published by
6 * the Free Software Foundation; version 2 of the License.
8 * This program is distributed in the hope that it will be useful, but
9 * WITHOUT ANY WARRANTY; without even the implied warranty of
10 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
11 * General Public License for more details.
13 * You should have received a copy of the GNU General Public License along
14 * with this program; if not, write to the Free Software Foundation, Inc.,
15 * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
20 __pdata uint16_t ao_cmd_lex_i;
21 __pdata uint32_t ao_cmd_lex_u32;
22 __pdata char ao_cmd_lex_c;
23 __pdata enum ao_cmd_status ao_cmd_status;
27 static __xdata char cmd_line[CMD_LEN];
28 static __pdata uint8_t cmd_len;
29 static __pdata uint8_t cmd_i;
32 put_string(__code char *s)
49 /* backspace/delete */
50 if (c == '\010' || c == '\177') {
53 put_string("\010 \010");
61 while (cmd_len != 0) {
63 put_string("\010 \010");
79 if (cmd_len >= CMD_LEN - 2) {
84 cmd_line[cmd_len++] = c;
88 cmd_line[cmd_len++] = '\n';
89 cmd_line[cmd_len++] = '\0';
98 ao_cmd_lex_c = cmd_line[cmd_i++];
107 putchar(v + ('a' - 10));
111 ao_cmd_put16(uint16_t v)
118 ao_cmd_put8(uint8_t v)
120 putnibble((v >> 4) & 0xf);
127 while (ao_cmd_lex_c == ' ' || ao_cmd_lex_c == '\t')
134 __pdata uint8_t r = ao_cmd_lex_error;
140 if ('0' <= ao_cmd_lex_c && ao_cmd_lex_c <= '9')
141 n = (ao_cmd_lex_c - '0');
142 else if ('a' <= ao_cmd_lex_c && ao_cmd_lex_c <= 'f')
143 n = (ao_cmd_lex_c - 'a' + 10);
144 else if ('A' <= ao_cmd_lex_c && ao_cmd_lex_c <= 'F')
145 n = (ao_cmd_lex_c - 'A' + 10);
148 ao_cmd_lex_i = (ao_cmd_lex_i << 4) | n;
152 if (r != ao_cmd_success)
159 __pdata uint8_t r = ao_cmd_lex_error;
164 if ('0' <= ao_cmd_lex_c && ao_cmd_lex_c <= '9')
165 ao_cmd_lex_u32 = (ao_cmd_lex_u32 * 10) + (ao_cmd_lex_c - '0');
171 if (r != ao_cmd_success)
173 ao_cmd_lex_i = (uint16_t) ao_cmd_lex_u32;
177 ao_match_word(__code char *word)
180 if (ao_cmd_lex_c != *word) {
181 ao_cmd_status = ao_cmd_syntax_error;
193 while (ao_cmd_lex_c != '\n')
201 if (ao_cmd_status == ao_cmd_success)
202 ao_stdios[ao_cur_stdio].echo = ao_cmd_lex_i != 0;
209 if (!ao_match_word("eboot"))
211 WDCTL = WDCTL_EN | WDCTL_MODE_WATCHDOG | WDCTL_INT_64;
212 ao_delay(AO_SEC_TO_TICKS(2));
213 ao_panic(AO_PANIC_REBOOT);
219 printf("manufacturer %s\n", ao_manufacturer);
220 printf("product %s\n", ao_product);
221 printf("serial-number %u\n", ao_serial_number);
222 printf("software-version %s\n", ao_version);
227 static __code struct ao_cmds *__xdata (ao_cmds[NUM_CMDS]);
228 static __pdata uint8_t ao_ncmds;
233 register uint8_t cmds;
234 register uint8_t cmd;
235 register __code struct ao_cmds * cs;
237 for (cmds = 0; cmds < ao_ncmds; cmds++) {
239 for (cmd = 0; cs[cmd].func; cmd++)
242 cs[cmd].help+1+strlen(cs[cmd].help));
249 switch(ao_cmd_status) {
250 case ao_cmd_lex_error:
251 case ao_cmd_syntax_error:
252 puts("Syntax error");
259 ao_cmd_register(__code struct ao_cmds *cmds)
261 if (ao_ncmds >= NUM_CMDS)
262 ao_panic(AO_PANIC_CMD);
263 ao_cmds[ao_ncmds++] = cmds;
271 __code struct ao_cmds * __xdata cs;
272 void (*__xdata func)(void);
280 if (c == '\r' || c == '\n')
282 func = (void (*)(void)) NULL;
283 for (cmds = 0; cmds < ao_ncmds; cmds++) {
285 for (cmd = 0; cs[cmd].func; cmd++)
286 if (cs[cmd].help[0] == c) {
296 ao_cmd_status = ao_cmd_syntax_error;
301 __xdata struct ao_task ao_cmd_task;
303 __code struct ao_cmds ao_base_cmds[] = {
305 { ao_task_info, "T\0Show tasks" },
306 { echo, "E <0 off, 1 on>\0Set echo mode" },
307 { ao_reboot, "r eboot\0Reboot" },
308 { version, "v\0Version" },
315 ao_cmd_register(&ao_base_cmds[0]);
316 ao_add_task(&ao_cmd_task, ao_cmd, "cmd");