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.
30 #include <sys/types.h>
31 #include <sys/ioctl.h>
33 #include "ccdbg-debug.h"
34 #include "cc-bitbang.h"
40 #define MOV_direct_data 0x75
42 #define MOV_Rn_data(n) (0x78 | (n))
43 #define DJNZ_Rn_rel(n) (0xd8 | (n))
44 #define MOV_A_direct 0xe5
45 #define MOV_direct1_direct2 0x85
46 #define MOV_direct_A 0xf5
47 #define MOV_DPTR_data16 0x90
48 #define MOV_A_data 0x74
49 #define MOVX_atDPTR_A 0xf0
50 #define MOVX_A_atDPTR 0xe0
56 /* 8051 special function registers
66 /* flash controller */
71 # define FCTL_BUSY 0x80
72 # define FCTL_BUSY_BIT 7
73 # define FCTL_SWBSY 0x40
74 # define FCTL_SWBSY_BIT 6
75 # define FCTL_CONTRD 0x10
76 # define FCTL_WRITE 0x02
77 # define FCTL_ERASE 0x01
82 /* clock controller */
84 #define CLKCON_OSC32K 0x80
85 #define CLKCON_OSC 0x40
86 #define CLKCON_TICKSPD 0x38
87 #define CLKCON_CLKSPD 0x07
97 /* Bit-addressable accumulator */
98 #define ACC(bit) (0xE0 | (bit))
100 /* Bit-addressable status word */
101 #define PSW(bit) (0xD0 | (bit))
104 struct cc_bitbang *bb;
106 struct hex_image *rom;
109 /* Intel hex file format data
121 struct hex_record *records[0];
130 #define CC_STATE_ACC 0x1
131 #define CC_STATE_PSW 0x2
132 #define CC_STATE_DP 0x4
134 #define CC_STATE_NSFR 5
139 uint8_t sfr[CC_STATE_NSFR];
142 #define HEX_RECORD_NORMAL 0x00
143 #define HEX_RECORD_EOF 0x01
144 #define HEX_RECORD_EXTENDED_ADDRESS 0x02
146 /* CC1111 debug port commands
148 #define CC_CHIP_ERASE 0x14
150 #define CC_WR_CONFIG 0x1d
151 #define CC_RD_CONFIG 0x24
152 # define CC_CONFIG_TIMERS_OFF (1 << 3)
153 # define CC_CONFIG_DMA_PAUSE (1 << 2)
154 # define CC_CONFIG_TIMER_SUSPEND (1 << 1)
155 # define CC_SET_FLASH_INFO_PAGE (1 << 0)
157 #define CC_GET_PC 0x28
158 #define CC_READ_STATUS 0x34
159 # define CC_STATUS_CHIP_ERASE_DONE (1 << 7)
160 # define CC_STATUS_PCON_IDLE (1 << 6)
161 # define CC_STATUS_CPU_HALTED (1 << 5)
162 # define CC_STATUS_POWER_MODE_0 (1 << 4)
163 # define CC_STATUS_HALT_STATUS (1 << 3)
164 # define CC_STATUS_DEBUG_LOCKED (1 << 2)
165 # define CC_STATUS_OSCILLATOR_STABLE (1 << 1)
166 # define CC_STATUS_STACK_OVERFLOW (1 << 0)
168 #define CC_SET_HW_BRKPNT 0x3b
169 # define CC_HW_BRKPNT_N(n) ((n) << 3)
170 # define CC_HW_BRKPNT_N_MASK (0x3 << 3)
171 # define CC_HW_BRKPNT_ENABLE (1 << 2)
174 #define CC_RESUME 0x4c
175 #define CC_DEBUG_INSTR(n) (0x54|(n))
176 #define CC_STEP_INSTR 0x5c
177 #define CC_STEP_REPLACE(n) (0x64|(n))
178 #define CC_GET_CHIP_ID 0x68
180 /* ccdbg-command.c */
182 ccdbg_debug_mode(struct ccdbg *dbg);
185 ccdbg_reset(struct ccdbg *dbg);
188 ccdbg_chip_erase(struct ccdbg *dbg);
191 ccdbg_wr_config(struct ccdbg *dbg, uint8_t config);
194 ccdbg_rd_config(struct ccdbg *dbg);
197 ccdbg_get_pc(struct ccdbg *dbg);
200 ccdbg_read_status(struct ccdbg *dbg);
203 ccdbg_set_hw_brkpnt(struct ccdbg *dbg, uint8_t number, uint8_t enable, uint16_t addr);
206 ccdbg_halt(struct ccdbg *dbg);
209 ccdbg_resume(struct ccdbg *dbg);
212 ccdbg_debug_instr(struct ccdbg *dbg, uint8_t *instr, int nbytes);
215 ccdbg_debug_instr_discard(struct ccdbg *dbg, uint8_t *instr, int nbytes);
218 ccdbg_debug_instr_queue(struct ccdbg *dbg, uint8_t *instr, int nbytes,
222 ccdbg_step_instr(struct ccdbg *dbg);
225 ccdbg_step_replace(struct ccdbg *dbg, uint8_t *instr, int nbytes);
228 ccdbg_get_chip_id(struct ccdbg *dbg);
231 ccdbg_execute(struct ccdbg *dbg, uint8_t *inst);
234 ccdbg_set_pc(struct ccdbg *dbg, uint16_t pc);
237 ccdbg_execute_hex_image(struct ccdbg *dbg, struct hex_image *image);
241 ccdbg_flash_hex_image(struct ccdbg *dbg, struct hex_image *image);
245 ccdbg_hex_file_read(FILE *file, char *name);
248 ccdbg_hex_file_free(struct hex_file *hex);
251 ccdbg_hex_image_create(struct hex_file *hex);
254 ccdbg_hex_image_free(struct hex_image *image);
257 ccdbg_hex_image_equal(struct hex_image *a, struct hex_image *b);
261 ccdbg_open(char *tty);
264 ccdbg_close(struct ccdbg *dbg);
267 ccdbg_cmd_write(struct ccdbg *dbg, uint8_t cmd, uint8_t *data, int len);
270 ccdbg_cmd_write_read8(struct ccdbg *dbg, uint8_t cmd, uint8_t *data, int len);
273 ccdbg_cmd_write_queue8(struct ccdbg *dbg, uint8_t cmd,
274 uint8_t *data, int len, uint8_t *reply);
277 ccdbg_cmd_write_read16(struct ccdbg *dbg, uint8_t cmd, uint8_t *data, int len);
280 ccdbg_send_bytes(struct ccdbg *dbg, uint8_t *bytes, int nbytes);
283 ccdbg_recv_bytes(struct ccdbg *dbg, uint8_t *bytes, int nbytes);
286 ccdbg_sync(struct ccdbg *dbg);
291 ccdbg_manual(struct ccdbg *dbg, FILE *input);
295 ccdbg_write_memory(struct ccdbg *dbg, uint16_t addr, uint8_t *bytes, int nbytes);
298 ccdbg_read_memory(struct ccdbg *dbg, uint16_t addr, uint8_t *bytes, int nbytes);
301 ccdbg_write_uint8(struct ccdbg *dbg, uint16_t addr, uint8_t byte);
304 ccdbg_write_hex_image(struct ccdbg *dbg, struct hex_image *image, uint16_t offset);
307 ccdbg_read_hex_image(struct ccdbg *dbg, uint16_t address, uint16_t length);
310 ccdbg_read_sfr(struct ccdbg *dbg, uint8_t addr, uint8_t *bytes, int nbytes);
313 ccdbg_write_sfr(struct ccdbg *dbg, uint8_t addr, uint8_t *bytes, int nbytes);
317 ccdbg_set_rom(struct ccdbg *dbg, struct hex_image *rom);
320 ccdbg_rom_contains(struct ccdbg *dbg, uint16_t addr, int nbytes);
323 ccdbg_rom_replace_xmem(struct ccdbg *dbg,
324 uint16_t addrp, uint8_t *bytesp, int nbytes);
328 ccdbg_state_save(struct ccdbg *dbg, struct ccstate *state, unsigned int mask);
331 ccdbg_state_restore(struct ccdbg *dbg, struct ccstate *state);
334 ccdbg_state_replace_xmem(struct ccdbg *dbg, struct ccstate *state,
335 uint16_t addr, uint8_t *bytes, int nbytes);
338 ccdbg_state_replace_sfr(struct ccdbg *dbg, struct ccstate *state,
339 uint8_t addr, uint8_t *bytes, int nbytes);
341 #endif /* _CCDBG_H_ */