2 * File: stlink-common.h
3 * Bulk import from stlink-hw.h
5 * This should contain all the common top level stlink interfaces, regardless
6 * of how the backend does the work....
9 #ifndef STLINK_COMMON_H
10 #define STLINK_COMMON_H
18 // Max data transfer size.
19 // 6kB = max mem32_read block, 8kB sram
20 //#define Q_BUF_LEN 96
21 #define Q_BUF_LEN (1024 * 100)
23 // st-link vendor cmd's
24 #define USB_ST_VID 0x0483
25 #define USB_STLINK_PID 0x3744
26 #define USB_STLINK_32L_PID 0x3748
28 // STLINK_DEBUG_RESETSYS, etc:
29 #define STLINK_OK 0x80
30 #define STLINK_FALSE 0x81
31 #define STLINK_CORE_RUNNING 0x80
32 #define STLINK_CORE_HALTED 0x81
33 #define STLINK_CORE_STAT_UNKNOWN -1
35 #define STLINK_GET_VERSION 0xf1
36 #define STLINK_GET_CURRENT_MODE 0xf5
38 #define STLINK_DEBUG_COMMAND 0xF2
39 #define STLINK_DFU_COMMAND 0xF3
40 #define STLINK_DFU_EXIT 0x07
41 // enter dfu could be 0x08?
43 // STLINK_GET_CURRENT_MODE
44 #define STLINK_DEV_DFU_MODE 0x00
45 #define STLINK_DEV_MASS_MODE 0x01
46 #define STLINK_DEV_DEBUG_MODE 0x02
47 #define STLINK_DEV_UNKNOWN_MODE -1
50 #define STLINK_DEBUG_ENTER 0x20
51 #define STLINK_DEBUG_EXIT 0x21
52 #define STLINK_DEBUG_READCOREID 0x22
53 #define STLINK_DEBUG_GETSTATUS 0x01
54 #define STLINK_DEBUG_FORCEDEBUG 0x02
55 #define STLINK_DEBUG_RESETSYS 0x03
56 #define STLINK_DEBUG_READALLREGS 0x04
57 #define STLINK_DEBUG_READREG 0x05
58 #define STLINK_DEBUG_WRITEREG 0x06
59 #define STLINK_DEBUG_READMEM_32BIT 0x07
60 #define STLINK_DEBUG_WRITEMEM_32BIT 0x08
61 #define STLINK_DEBUG_RUNCORE 0x09
62 #define STLINK_DEBUG_STEPCORE 0x0a
63 #define STLINK_DEBUG_SETFP 0x0b
64 #define STLINK_DEBUG_WRITEMEM_8BIT 0x0d
65 #define STLINK_DEBUG_CLEARFP 0x0e
66 #define STLINK_DEBUG_WRITEDEBUGREG 0x0f
67 #define STLINK_DEBUG_ENTER_SWD 0xa3
68 #define STLINK_DEBUG_ENTER_JTAG 0x00
70 // TODO - possible poor names...
71 #define STLINK_SWD_ENTER 0x30
72 #define STLINK_SWD_READCOREID 0x32 // TBD
74 // cortex m3 technical reference manual
75 #define CM3_REG_CPUID 0xE000ED00
76 #define CM3_REG_FP_CTRL 0xE0002000
77 #define CM3_REG_FP_COMP0 0xE0002008
80 #define STM32VL_CORE_ID 0x1ba01477
81 #define STM32L_CORE_ID 0x2ba01477
82 #define STM32F4_CORE_ID 0x2ba01477
84 // stm32 chipids, only lower 12 bits..
85 #define STM32_CHIPID_F1_MEDIUM 0x410
86 #define STM32_CHIPID_F2 0x411
87 #define STM32_CHIPID_F1_LOW 0x412
88 #define STM32_CHIPID_F4 0x413
89 #define STM32_CHIPID_F1_HIGH 0x414
90 #define STM32_CHIPID_L1_MEDIUM 0x416
91 #define STM32_CHIPID_F1_CONN 0x418
92 #define STM32_CHIPID_F1_VL_MEDIUM 0x420
93 #define STM32_CHIPID_F1_VL_HIGH 0x428
94 #define STM32_CHIPID_F1_XL 0x430
96 // Constant STM32 memory map figures
97 #define STM32_FLASH_BASE 0x08000000
98 #define STM32_SRAM_BASE 0x20000000
100 /* Enough space to hold both a V2 command or a V1 command packaged as generic scsi*/
103 typedef struct chip_params_ {
106 uint32_t flash_size_reg;
107 uint32_t flash_pagesize;
109 uint32_t bootrom_base, bootrom_size;
113 // These maps are from a combination of the Programming Manuals, and
114 // also the Reference manuals. (flash size reg is normally in ref man)
115 static const chip_params_t devices[] = {
118 .description = "F1 Medium-density device",
119 .flash_size_reg = 0x1ffff7e0,
120 .flash_pagesize = 0x400,
122 .bootrom_base = 0x1ffff000,
123 .bootrom_size = 0x800
127 .description = "F2 device",
128 .flash_size_reg = 0, /* no flash size reg found in the docs! */
129 .flash_pagesize = 0x20000,
130 .sram_size = 0x20000,
131 .bootrom_base = 0x1fff0000,
132 .bootrom_size = 0x7800
136 .description = "F1 Low-density device",
137 .flash_size_reg = 0x1ffff7e0,
138 .flash_pagesize = 0x400,
140 .bootrom_base = 0x1ffff000,
141 .bootrom_size = 0x800
145 .description = "F4 device",
146 .flash_size_reg = 0x1FFF7A10,
147 .flash_pagesize = 0x20000,
148 .sram_size = 0x30000,
149 .bootrom_base = 0x1fff0000,
150 .bootrom_size = 0x7800
154 .description = "F1 High-density device",
155 .flash_size_reg = 0x1ffff7e0,
156 .flash_pagesize = 0x800,
157 .sram_size = 0x10000,
158 .bootrom_base = 0x1ffff000,
159 .bootrom_size = 0x800
162 // This ignores the EEPROM! (and uses the page erase size,
163 // not the sector write protection...)
165 .description = "L1 Med-density device",
166 .flash_size_reg = 0x1ff8004c,
167 .flash_pagesize = 0x100,
169 .bootrom_base = 0x1ff00000,
170 .bootrom_size = 0x1000
174 .description = "F1 Connectivity line device",
175 .flash_size_reg = 0x1ffff7e0,
176 .flash_pagesize = 0x800,
177 .sram_size = 0x10000,
178 .bootrom_base = 0x1fffb000,
179 .bootrom_size = 0x4800
183 .description = "F1 Medium-density Value Line device",
184 .flash_size_reg = 0x1ffff7e0,
185 .flash_pagesize = 0x400,
187 .bootrom_base = 0x1ffff000,
188 .bootrom_size = 0x800
192 .description = "F1 High-density value line device",
193 .flash_size_reg = 0x1ffff7e0,
194 .flash_pagesize = 0x800,
196 .bootrom_base = 0x1ffff000,
197 .bootrom_size = 0x800
201 .description = "F1 XL-density device",
202 .flash_size_reg = 0x1ffff7e0,
203 .flash_pagesize = 0x800,
204 .sram_size = 0x18000,
205 .bootrom_base = 0x1fffe000,
206 .bootrom_size = 0x1800
220 typedef uint32_t stm32_addr_t;
222 typedef struct _cortex_m3_cpuid_ {
223 uint16_t implementer_id;
229 typedef struct stlink_version_ {
237 typedef struct flash_loader {
238 stm32_addr_t loader_addr; /* loader sram adddr */
239 stm32_addr_t buf_addr; /* buffer sram address */
242 enum transport_type {
243 TRANSPORT_TYPE_ZERO = 0,
244 TRANSPORT_TYPE_LIBSG,
245 TRANSPORT_TYPE_LIBUSB,
246 TRANSPORT_TYPE_INVALID
249 typedef struct _stlink stlink_t;
251 typedef struct _stlink_backend {
252 void (*close) (stlink_t * sl);
253 void (*exit_debug_mode) (stlink_t * sl);
254 void (*enter_swd_mode) (stlink_t * sl);
255 void (*enter_jtag_mode) (stlink_t * stl);
256 void (*exit_dfu_mode) (stlink_t * stl);
257 void (*core_id) (stlink_t * stl);
258 void (*reset) (stlink_t * stl);
259 void (*run) (stlink_t * stl);
260 void (*status) (stlink_t * stl);
261 void (*version) (stlink_t *sl);
262 void (*read_mem32) (stlink_t *sl, uint32_t addr, uint16_t len);
263 void (*write_mem32) (stlink_t *sl, uint32_t addr, uint16_t len);
264 void (*write_mem8) (stlink_t *sl, uint32_t addr, uint16_t len);
265 void (*read_all_regs) (stlink_t *sl, reg * regp);
266 void (*read_reg) (stlink_t *sl, int r_idx, reg * regp);
267 void (*write_reg) (stlink_t *sl, uint32_t reg, int idx);
268 void (*step) (stlink_t * stl);
269 int (*current_mode) (stlink_t * stl);
270 void (*force_debug) (stlink_t *sl);
274 struct _stlink_backend *backend;
277 // Room for the command header
278 unsigned char c_buf[C_BUF_LEN];
279 // Data transferred from or to device
280 unsigned char q_buf[Q_BUF_LEN];
283 // transport layer verboseness: 0 for no debug info, 10 for lots
289 #define STM32_FLASH_PGSZ 1024
290 #define STM32L_FLASH_PGSZ 256
291 stm32_addr_t flash_base;
296 #define STM32_SRAM_SIZE (8 * 1024)
297 #define STM32L_SRAM_SIZE (16 * 1024)
298 stm32_addr_t sram_base;
302 stm32_addr_t sys_base;
305 struct stlink_version_ version;
308 //stlink_t* stlink_quirk_open(const char *dev_name, const int verbose);
310 // delegated functions...
311 void stlink_enter_swd_mode(stlink_t *sl);
312 void stlink_enter_jtag_mode(stlink_t *sl);
313 void stlink_exit_debug_mode(stlink_t *sl);
314 void stlink_exit_dfu_mode(stlink_t *sl);
315 void stlink_close(stlink_t *sl);
316 uint32_t stlink_core_id(stlink_t *sl);
317 void stlink_reset(stlink_t *sl);
318 void stlink_run(stlink_t *sl);
319 void stlink_status(stlink_t *sl);
320 void stlink_version(stlink_t *sl);
321 void stlink_read_mem32(stlink_t *sl, uint32_t addr, uint16_t len);
322 void stlink_write_mem32(stlink_t *sl, uint32_t addr, uint16_t len);
323 void stlink_write_mem8(stlink_t *sl, uint32_t addr, uint16_t len);
324 void stlink_read_all_regs(stlink_t *sl, reg *regp);
325 void stlink_read_reg(stlink_t *sl, int r_idx, reg *regp);
326 void stlink_write_reg(stlink_t *sl, uint32_t reg, int idx);
327 void stlink_step(stlink_t *sl);
328 int stlink_current_mode(stlink_t *sl);
329 void stlink_force_debug(stlink_t *sl);
333 int stlink_erase_flash_mass(stlink_t* sl);
334 int stlink_write_flash(stlink_t* sl, stm32_addr_t address, uint8_t* data, unsigned length);
335 int stlink_fwrite_flash(stlink_t *sl, const char* path, stm32_addr_t addr);
338 uint16_t stlink_chip_id(stlink_t *sl);
339 void stlink_cpu_id(stlink_t *sl, cortex_m3_cpuid_t *cpuid);
341 // privates, publics, the rest....
342 // TODO sort what is private, and what is not
343 int stlink_erase_flash_page(stlink_t* sl, stm32_addr_t page);
344 uint16_t read_uint16(const unsigned char *c, const int pt);
345 void stlink_core_stat(stlink_t *sl);
346 void stlink_print_data(stlink_t *sl);
347 unsigned int is_bigendian(void);
348 uint32_t read_uint32(const unsigned char *c, const int pt);
349 void write_uint32(unsigned char* buf, uint32_t ui);
350 void write_uint16(unsigned char* buf, uint16_t ui);
351 unsigned int is_core_halted(stlink_t *sl);
352 int write_buffer_to_sram(stlink_t *sl, flash_loader_t* fl, const uint8_t* buf, size_t size);
353 int write_loader_to_sram(stlink_t *sl, stm32_addr_t* addr, size_t* size);
354 int stlink_fread(stlink_t* sl, const char* path, stm32_addr_t addr, size_t size);
355 int run_flash_loader(stlink_t *sl, flash_loader_t* fl, stm32_addr_t target, const uint8_t* buf, size_t size);
356 int stlink_load_device_params(stlink_t *sl);
360 #include "stlink-sg.h"
361 #include "stlink-usb.h"
369 #endif /* STLINK_COMMON_H */