2 * Copyright © 2008 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; either version 2 of the License, or
7 * (at your option) any later version.
9 * This program is distributed in the hope that it will be useful, but
10 * WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 * General Public License for more details.
14 * You should have received a copy of the GNU General Public License along
15 * with this program; if not, write to the Free Software Foundation, Inc.,
16 * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
22 static uint8_t instructions[] = {
23 3, MOV_direct_data, 0xfe, 0x02,
24 3, MOV_direct_data, 0x90, 0xff,
29 static uint8_t mem_instr[] = {
30 MOV_direct_data, 0xfe, 0x02,
33 MOV_direct_data, 0x90, 0xff,
38 MOV_direct_data, 0x90, 0xfd,
46 static struct hex_image *
47 make_hex_image(uint16_t addr, uint8_t *data, uint16_t length)
49 struct hex_image *image;
51 image = malloc(sizeof (struct hex_image) + length);
52 image->address = addr;
53 image->length = length;
54 memcpy(image->data, data, length);
59 main (int argc, char **argv)
66 struct hex_image *image;
68 dbg = ccdbg_open("/dev/ttyUSB0");
72 ccdbg_manual(dbg, stdin);
75 hex = ccdbg_hex_file_read(stdin, "<stdin>");
78 image = ccdbg_hex_image_create(hex);
79 ccdbg_hex_file_free(hex);
81 image = make_hex_image(0xf000, mem_instr, sizeof (mem_instr));
85 ccdbg_debug_mode(dbg);
90 fprintf(stderr, "image create failed\n");
93 if (image->address == 0xf000) {
94 printf("Loading code to execute from RAM\n");
95 ccdbg_execute_hex_image(dbg, image);
96 } else if (image->address == 0x0000) {
97 printf("Loading code to execute from FLASH\n");
98 ccdbg_flash_hex_image(dbg, image);
102 printf("Cannot load code to 0x%04x\n",
104 ccdbg_hex_image_free(image);
110 pc = ccdbg_get_pc(dbg);
111 status = ccdbg_read_status(dbg);
112 printf("pc: 0x%04x. status: 0x%02x\n", pc, status);
115 /* ccdbg_execute(dbg, instructions); */
116 ccdbg_write_memory(dbg, 0xf000, mem_instr, sizeof (mem_instr));
117 ccdbg_read_memory(dbg, 0xf000, memory, sizeof (memory));