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1 | /* | |
2 | * (C) Copyright 2000-2009 | |
3 | * Wolfgang Denk, DENX Software Engineering, wd@denx.de. | |
4 | * | |
5 | * SPDX-License-Identifier: GPL-2.0+ | |
6 | */ | |
7 | ||
8 | #ifndef __COMMON_H_ | |
9 | #define __COMMON_H_ 1 | |
10 | ||
11 | #ifndef __ASSEMBLY__ /* put C only stuff in this section */ | |
12 | ||
13 | typedef unsigned char uchar; | |
14 | typedef volatile unsigned long vu_long; | |
15 | typedef volatile unsigned short vu_short; | |
16 | typedef volatile unsigned char vu_char; | |
17 | ||
18 | /* Allow sharing constants with type modifiers between C and assembly. */ | |
19 | #define _AC(X, Y) (X##Y) | |
20 | ||
21 | #include <config.h> | |
22 | #include <errno.h> | |
23 | #include <time.h> | |
24 | #include <asm-offsets.h> | |
25 | #include <linux/bitops.h> | |
26 | #include <linux/bug.h> | |
27 | #include <linux/delay.h> | |
28 | #include <linux/types.h> | |
29 | #include <linux/printk.h> | |
30 | #include <linux/string.h> | |
31 | #include <linux/stringify.h> | |
32 | #include <asm/ptrace.h> | |
33 | #include <stdarg.h> | |
34 | #include <stdio.h> | |
35 | #include <linux/kernel.h> | |
36 | ||
37 | #include <part.h> | |
38 | #include <flash.h> | |
39 | #include <image.h> | |
40 | ||
41 | /* Bring in printf format macros if inttypes.h is included */ | |
42 | #define __STDC_FORMAT_MACROS | |
43 | ||
44 | #ifdef __LP64__ | |
45 | #define CONFIG_SYS_SUPPORT_64BIT_DATA | |
46 | #endif | |
47 | ||
48 | #include <log.h> | |
49 | ||
50 | typedef void (interrupt_handler_t)(void *); | |
51 | ||
52 | #include <asm/u-boot.h> /* boot information for Linux kernel */ | |
53 | #include <asm/global_data.h> /* global data used for startup functions */ | |
54 | ||
55 | #if defined(CONFIG_ENV_IS_EMBEDDED) | |
56 | #define TOTAL_MALLOC_LEN CONFIG_SYS_MALLOC_LEN | |
57 | #elif ( ((CONFIG_ENV_ADDR+CONFIG_ENV_SIZE) < CONFIG_SYS_MONITOR_BASE) || \ | |
58 | (CONFIG_ENV_ADDR >= (CONFIG_SYS_MONITOR_BASE + CONFIG_SYS_MONITOR_LEN)) ) || \ | |
59 | defined(CONFIG_ENV_IS_IN_NVRAM) | |
60 | #define TOTAL_MALLOC_LEN (CONFIG_SYS_MALLOC_LEN + CONFIG_ENV_SIZE) | |
61 | #else | |
62 | #define TOTAL_MALLOC_LEN CONFIG_SYS_MALLOC_LEN | |
63 | #endif | |
64 | ||
65 | /* | |
66 | * Function Prototypes | |
67 | */ | |
68 | int dram_init(void); | |
69 | ||
70 | /** | |
71 | * dram_init_banksize() - Set up DRAM bank sizes | |
72 | * | |
73 | * This can be implemented by boards to set up the DRAM bank information in | |
74 | * gd->bd->bi_dram(). It is called just before relocation, after dram_init() | |
75 | * is called. | |
76 | * | |
77 | * If this is not provided, a default implementation will try to set up a | |
78 | * single bank. It will do this if CONFIG_NR_DRAM_BANKS and | |
79 | * CONFIG_SYS_SDRAM_BASE are set. The bank will have a start address of | |
80 | * CONFIG_SYS_SDRAM_BASE and the size will be determined by a call to | |
81 | * get_effective_memsize(). | |
82 | * | |
83 | * @return 0 if OK, -ve on error | |
84 | */ | |
85 | int dram_init_banksize(void); | |
86 | ||
87 | void hang (void) __attribute__ ((noreturn)); | |
88 | ||
89 | int timer_init(void); | |
90 | int cpu_init(void); | |
91 | ||
92 | #include <display_options.h> | |
93 | ||
94 | /* common/main.c */ | |
95 | void main_loop (void); | |
96 | int run_command(const char *cmd, int flag); | |
97 | int run_command_repeatable(const char *cmd, int flag); | |
98 | ||
99 | /** | |
100 | * Run a list of commands separated by ; or even \0 | |
101 | * | |
102 | * Note that if 'len' is not -1, then the command does not need to be nul | |
103 | * terminated, Memory will be allocated for the command in that case. | |
104 | * | |
105 | * @param cmd List of commands to run, each separated bu semicolon | |
106 | * @param len Length of commands excluding terminator if known (-1 if not) | |
107 | * @param flag Execution flags (CMD_FLAG_...) | |
108 | * @return 0 on success, or != 0 on error. | |
109 | */ | |
110 | int run_command_list(const char *cmd, int len, int flag); | |
111 | ||
112 | /* arch/$(ARCH)/lib/board.c */ | |
113 | void board_init_f(ulong); | |
114 | void board_init_r(gd_t *, ulong) __attribute__ ((noreturn)); | |
115 | ||
116 | /** | |
117 | * ulong board_init_f_alloc_reserve - allocate reserved area | |
118 | * | |
119 | * This function is called by each architecture very early in the start-up | |
120 | * code to allow the C runtime to reserve space on the stack for writable | |
121 | * 'globals' such as GD and the malloc arena. | |
122 | * | |
123 | * @top: top of the reserve area, growing down. | |
124 | * @return: bottom of reserved area | |
125 | */ | |
126 | ulong board_init_f_alloc_reserve(ulong top); | |
127 | ||
128 | /** | |
129 | * board_init_f_init_reserve - initialize the reserved area(s) | |
130 | * | |
131 | * This function is called once the C runtime has allocated the reserved | |
132 | * area on the stack. It must initialize the GD at the base of that area. | |
133 | * | |
134 | * @base: top from which reservation was done | |
135 | */ | |
136 | void board_init_f_init_reserve(ulong base); | |
137 | ||
138 | /** | |
139 | * arch_setup_gd() - Set up the global_data pointer | |
140 | * | |
141 | * This pointer is special in some architectures and cannot easily be assigned | |
142 | * to. For example on x86 it is implemented by adding a specific record to its | |
143 | * Global Descriptor Table! So we we provide a function to carry out this task. | |
144 | * For most architectures this can simply be: | |
145 | * | |
146 | * gd = gd_ptr; | |
147 | * | |
148 | * @gd_ptr: Pointer to global data | |
149 | */ | |
150 | void arch_setup_gd(gd_t *gd_ptr); | |
151 | ||
152 | int checkboard(void); | |
153 | int show_board_info(void); | |
154 | int checkflash(void); | |
155 | int checkdram(void); | |
156 | int last_stage_init(void); | |
157 | extern ulong monitor_flash_len; | |
158 | int mac_read_from_eeprom(void); | |
159 | extern u8 __dtb_dt_begin[]; /* embedded device tree blob */ | |
160 | extern u8 __dtb_dt_spl_begin[]; /* embedded device tree blob for SPL/TPL */ | |
161 | int set_cpu_clk_info(void); | |
162 | int mdm_init(void); | |
163 | int print_cpuinfo(void); | |
164 | int update_flash_size(int flash_size); | |
165 | int arch_early_init_r(void); | |
166 | ||
167 | /* | |
168 | * setup_board_extra() - Fill in extra details in the bd_t structure | |
169 | * | |
170 | * @return 0 if OK, -ve on error | |
171 | */ | |
172 | int setup_board_extra(void); | |
173 | ||
174 | /** | |
175 | * arch_fsp_init() - perform firmware support package init | |
176 | * | |
177 | * Where U-Boot relies on binary blobs to handle part of the system init, this | |
178 | * function can be used to set up the blobs. This is used on some Intel | |
179 | * platforms. | |
180 | */ | |
181 | int arch_fsp_init(void); | |
182 | ||
183 | /** | |
184 | * arch_cpu_init_dm() - init CPU after driver model is available | |
185 | * | |
186 | * This is called immediately after driver model is available before | |
187 | * relocation. This is similar to arch_cpu_init() but is able to reference | |
188 | * devices | |
189 | * | |
190 | * @return 0 if OK, -ve on error | |
191 | */ | |
192 | int arch_cpu_init_dm(void); | |
193 | ||
194 | /** | |
195 | * Reserve all necessary stacks | |
196 | * | |
197 | * This is used in generic board init sequence in common/board_f.c. Each | |
198 | * architecture could provide this function to tailor the required stacks. | |
199 | * | |
200 | * On entry gd->start_addr_sp is pointing to the suggested top of the stack. | |
201 | * The callee ensures gd->start_add_sp is 16-byte aligned, so architectures | |
202 | * require only this can leave it untouched. | |
203 | * | |
204 | * On exit gd->start_addr_sp and gd->irq_sp should be set to the respective | |
205 | * positions of the stack. The stack pointer(s) will be set to this later. | |
206 | * gd->irq_sp is only required, if the architecture needs it. | |
207 | * | |
208 | * @return 0 if no error | |
209 | */ | |
210 | __weak int arch_reserve_stacks(void); | |
211 | ||
212 | /** | |
213 | * Show the DRAM size in a board-specific way | |
214 | * | |
215 | * This is used by boards to display DRAM information in their own way. | |
216 | * | |
217 | * @param size Size of DRAM (which should be displayed along with other info) | |
218 | */ | |
219 | void board_show_dram(phys_size_t size); | |
220 | ||
221 | /** | |
222 | * arch_fixup_fdt() - Write arch-specific information to fdt | |
223 | * | |
224 | * Defined in arch/$(ARCH)/lib/bootm-fdt.c | |
225 | * | |
226 | * @blob: FDT blob to write to | |
227 | * @return 0 if ok, or -ve FDT_ERR_... on failure | |
228 | */ | |
229 | int arch_fixup_fdt(void *blob); | |
230 | ||
231 | int reserve_mmu(void); | |
232 | /* common/flash.c */ | |
233 | void flash_perror (int); | |
234 | ||
235 | /* common/cmd_source.c */ | |
236 | int source (ulong addr, const char *fit_uname); | |
237 | ||
238 | extern ulong load_addr; /* Default Load Address */ | |
239 | extern ulong save_addr; /* Default Save Address */ | |
240 | extern ulong save_size; /* Default Save Size */ | |
241 | ||
242 | /* common/cmd_net.c */ | |
243 | int do_tftpb(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]); | |
244 | ||
245 | /* common/cmd_fat.c */ | |
246 | int do_fat_fsload(cmd_tbl_t *, int, int, char * const []); | |
247 | ||
248 | /* common/cmd_ext2.c */ | |
249 | int do_ext2load(cmd_tbl_t *, int, int, char * const []); | |
250 | ||
251 | /* common/cmd_nvedit.c */ | |
252 | int env_init (void); | |
253 | void env_relocate (void); | |
254 | int envmatch (uchar *, int); | |
255 | ||
256 | /** | |
257 | * env_get() - Look up the value of an environment variable | |
258 | * | |
259 | * In U-Boot proper this can be called before relocation (which is when the | |
260 | * environment is loaded from storage, i.e. GD_FLG_ENV_READY is 0). In that | |
261 | * case this function calls env_get_f(). | |
262 | * | |
263 | * @varname: Variable to look up | |
264 | * @return value of variable, or NULL if not found | |
265 | */ | |
266 | char *env_get(const char *varname); | |
267 | ||
268 | /** | |
269 | * env_get_f() - Look up the value of an environment variable (early) | |
270 | * | |
271 | * This function is called from env_get() if the environment has not been | |
272 | * loaded yet (GD_FLG_ENV_READY flag is 0). Some environment locations will | |
273 | * support reading the value (slowly) and some will not. | |
274 | * | |
275 | * @varname: Variable to look up | |
276 | * @return value of variable, or NULL if not found | |
277 | */ | |
278 | int env_get_f(const char *name, char *buf, unsigned len); | |
279 | ||
280 | /** | |
281 | * env_get_ulong() - Return an environment variable as an integer value | |
282 | * | |
283 | * Most U-Boot environment variables store hex values. For those which store | |
284 | * (e.g.) base-10 integers, this function can be used to read the value. | |
285 | * | |
286 | * @name: Variable to look up | |
287 | * @base: Base to use (e.g. 10 for base 10, 2 for binary) | |
288 | * @default_val: Default value to return if no value is found | |
289 | * @return the value found, or @default_val if none | |
290 | */ | |
291 | ulong env_get_ulong(const char *name, int base, ulong default_val); | |
292 | ||
293 | /** | |
294 | * env_get_hex() - Return an environment variable as a hex value | |
295 | * | |
296 | * Decode an environment as a hex number (it may or may not have a 0x | |
297 | * prefix). If the environment variable cannot be found, or does not start | |
298 | * with hex digits, the default value is returned. | |
299 | * | |
300 | * @varname: Variable to decode | |
301 | * @default_val: Value to return on error | |
302 | */ | |
303 | ulong env_get_hex(const char *varname, ulong default_val); | |
304 | ||
305 | /* | |
306 | * Read an environment variable as a boolean | |
307 | * Return -1 if variable does not exist (default to true) | |
308 | */ | |
309 | int env_get_yesno(const char *var); | |
310 | ||
311 | /** | |
312 | * env_set() - set an environment variable | |
313 | * | |
314 | * This sets or deletes the value of an environment variable. For setting the | |
315 | * value the variable is created if it does not already exist. | |
316 | * | |
317 | * @varname: Variable to adjust | |
318 | * @value: Value to set for the variable, or NULL or "" to delete the variable | |
319 | * @return 0 if OK, 1 on error | |
320 | */ | |
321 | int env_set(const char *varname, const char *value); | |
322 | ||
323 | /** | |
324 | * env_set_ulong() - set an environment variable to an integer | |
325 | * | |
326 | * @varname: Variable to adjust | |
327 | * @value: Value to set for the variable (will be converted to a string) | |
328 | * @return 0 if OK, 1 on error | |
329 | */ | |
330 | int env_set_ulong(const char *varname, ulong value); | |
331 | ||
332 | /** | |
333 | * env_set_hex() - set an environment variable to a hex value | |
334 | * | |
335 | * @varname: Variable to adjust | |
336 | * @value: Value to set for the variable (will be converted to a hex string) | |
337 | * @return 0 if OK, 1 on error | |
338 | */ | |
339 | int env_set_hex(const char *varname, ulong value); | |
340 | ||
341 | /** | |
342 | * env_set_addr - Set an environment variable to an address in hex | |
343 | * | |
344 | * @varname: Environment variable to set | |
345 | * @addr: Value to set it to | |
346 | * @return 0 if ok, 1 on error | |
347 | */ | |
348 | static inline int env_set_addr(const char *varname, const void *addr) | |
349 | { | |
350 | return env_set_hex(varname, (ulong)addr); | |
351 | } | |
352 | ||
353 | #ifdef CONFIG_AUTO_COMPLETE | |
354 | int env_complete(char *var, int maxv, char *cmdv[], int maxsz, char *buf); | |
355 | #endif | |
356 | int get_env_id (void); | |
357 | ||
358 | void pci_init (void); | |
359 | void pci_init_board(void); | |
360 | ||
361 | #if defined(CONFIG_DTB_RESELECT) | |
362 | int embedded_dtb_select(void); | |
363 | #endif | |
364 | ||
365 | int misc_init_f (void); | |
366 | int misc_init_r (void); | |
367 | #if defined(CONFIG_VID) | |
368 | int init_func_vid(void); | |
369 | #endif | |
370 | ||
371 | /* common/exports.c */ | |
372 | void jumptable_init(void); | |
373 | ||
374 | /* common/kallsysm.c */ | |
375 | const char *symbol_lookup(unsigned long addr, unsigned long *caddr); | |
376 | ||
377 | /* common/memsize.c */ | |
378 | long get_ram_size (long *, long); | |
379 | phys_size_t get_effective_memsize(void); | |
380 | ||
381 | /* $(BOARD)/$(BOARD).c */ | |
382 | void reset_phy (void); | |
383 | void fdc_hw_init (void); | |
384 | ||
385 | /* $(BOARD)/eeprom.c */ | |
386 | #ifdef CONFIG_CMD_EEPROM | |
387 | void eeprom_init (int bus); | |
388 | int eeprom_read (unsigned dev_addr, unsigned offset, uchar *buffer, unsigned cnt); | |
389 | int eeprom_write (unsigned dev_addr, unsigned offset, uchar *buffer, unsigned cnt); | |
390 | #else | |
391 | /* | |
392 | * Some EEPROM code is depecated because it used the legacy I2C interface. Add | |
393 | * some macros here so we don't have to touch every one of those uses | |
394 | */ | |
395 | #define eeprom_init(bus) | |
396 | #define eeprom_read(dev_addr, offset, buffer, cnt) ((void)-ENOSYS) | |
397 | #define eeprom_write(dev_addr, offset, buffer, cnt) ((void)-ENOSYS) | |
398 | #endif | |
399 | ||
400 | /* | |
401 | * Set this up regardless of board | |
402 | * type, to prevent errors. | |
403 | */ | |
404 | #if defined(CONFIG_SPI) || !defined(CONFIG_SYS_I2C_EEPROM_ADDR) | |
405 | # define CONFIG_SYS_DEF_EEPROM_ADDR 0 | |
406 | #else | |
407 | #if !defined(CONFIG_ENV_EEPROM_IS_ON_I2C) | |
408 | # define CONFIG_SYS_DEF_EEPROM_ADDR CONFIG_SYS_I2C_EEPROM_ADDR | |
409 | #endif | |
410 | #endif /* CONFIG_SPI || !defined(CONFIG_SYS_I2C_EEPROM_ADDR) */ | |
411 | ||
412 | #if defined(CONFIG_SPI) | |
413 | extern void spi_init_f (void); | |
414 | extern void spi_init_r (void); | |
415 | extern ssize_t spi_read (uchar *, int, uchar *, int); | |
416 | extern ssize_t spi_write (uchar *, int, uchar *, int); | |
417 | #endif | |
418 | ||
419 | /* $(BOARD)/$(BOARD).c */ | |
420 | int board_early_init_f (void); | |
421 | int board_fix_fdt (void *rw_fdt_blob); /* manipulate the U-Boot fdt before its relocation */ | |
422 | int board_late_init (void); | |
423 | int board_postclk_init (void); /* after clocks/timebase, before env/serial */ | |
424 | int board_early_init_r (void); | |
425 | void board_poweroff (void); | |
426 | ||
427 | #if defined(CONFIG_SYS_DRAM_TEST) | |
428 | int testdram(void); | |
429 | #endif /* CONFIG_SYS_DRAM_TEST */ | |
430 | ||
431 | /* $(CPU)/start.S */ | |
432 | int icache_status (void); | |
433 | void icache_enable (void); | |
434 | void icache_disable(void); | |
435 | int dcache_status (void); | |
436 | void dcache_enable (void); | |
437 | void dcache_disable(void); | |
438 | void mmu_disable(void); | |
439 | #if defined(CONFIG_ARM) | |
440 | void relocate_code(ulong); | |
441 | #else | |
442 | void relocate_code(ulong, gd_t *, ulong) __attribute__ ((noreturn)); | |
443 | #endif | |
444 | ulong get_endaddr (void); | |
445 | void trap_init (ulong); | |
446 | ||
447 | /* $(CPU)/cpu.c */ | |
448 | static inline int cpumask_next(int cpu, unsigned int mask) | |
449 | { | |
450 | for (cpu++; !((1 << cpu) & mask); cpu++) | |
451 | ; | |
452 | ||
453 | return cpu; | |
454 | } | |
455 | ||
456 | #define for_each_cpu(iter, cpu, num_cpus, mask) \ | |
457 | for (iter = 0, cpu = cpumask_next(-1, mask); \ | |
458 | iter < num_cpus; \ | |
459 | iter++, cpu = cpumask_next(cpu, mask)) \ | |
460 | ||
461 | int cpu_numcores (void); | |
462 | int cpu_num_dspcores(void); | |
463 | u32 cpu_mask (void); | |
464 | u32 cpu_dsp_mask(void); | |
465 | int is_core_valid (unsigned int); | |
466 | ||
467 | /** | |
468 | * arch_cpu_init() - basic cpu-dependent setup for an architecture | |
469 | * | |
470 | * This is called after early malloc is available. It should handle any | |
471 | * CPU- or SoC- specific init needed to continue the init sequence. See | |
472 | * board_f.c for where it is called. If this is not provided, a default | |
473 | * version (which does nothing) will be used. | |
474 | */ | |
475 | int arch_cpu_init(void); | |
476 | ||
477 | void s_init(void); | |
478 | ||
479 | int checkcpu (void); | |
480 | int checkicache (void); | |
481 | int checkdcache (void); | |
482 | void upmconfig (unsigned int, unsigned int *, unsigned int); | |
483 | ulong get_tbclk (void); | |
484 | void reset_misc (void); | |
485 | void reset_cpu (ulong addr); | |
486 | void ft_cpu_setup(void *blob, bd_t *bd); | |
487 | void ft_pci_setup(void *blob, bd_t *bd); | |
488 | ||
489 | void smp_set_core_boot_addr(unsigned long addr, int corenr); | |
490 | void smp_kick_all_cpus(void); | |
491 | ||
492 | /* $(CPU)/serial.c */ | |
493 | int serial_init (void); | |
494 | void serial_setbrg (void); | |
495 | void serial_putc (const char); | |
496 | void serial_putc_raw(const char); | |
497 | void serial_puts (const char *); | |
498 | int serial_getc (void); | |
499 | int serial_tstc (void); | |
500 | ||
501 | /* $(CPU)/speed.c */ | |
502 | int get_clocks (void); | |
503 | ulong get_bus_freq (ulong); | |
504 | int get_serial_clock(void); | |
505 | ||
506 | int cpu_init_r (void); | |
507 | ||
508 | /* $(CPU)/interrupts.c */ | |
509 | int interrupt_init (void); | |
510 | void timer_interrupt (struct pt_regs *); | |
511 | void external_interrupt (struct pt_regs *); | |
512 | void irq_install_handler(int, interrupt_handler_t *, void *); | |
513 | void irq_free_handler (int); | |
514 | void reset_timer (void); | |
515 | ||
516 | /* Return value of monotonic microsecond timer */ | |
517 | unsigned long timer_get_us(void); | |
518 | ||
519 | void enable_interrupts (void); | |
520 | int disable_interrupts (void); | |
521 | ||
522 | /* $(CPU)/.../commproc.c */ | |
523 | int dpram_init (void); | |
524 | uint dpram_base(void); | |
525 | uint dpram_base_align(uint align); | |
526 | uint dpram_alloc(uint size); | |
527 | uint dpram_alloc_align(uint size,uint align); | |
528 | void bootcount_store (ulong); | |
529 | ulong bootcount_load (void); | |
530 | #define BOOTCOUNT_MAGIC 0xB001C041 | |
531 | ||
532 | /* $(CPU)/.../<eth> */ | |
533 | void mii_init (void); | |
534 | ||
535 | /* $(CPU)/.../lcd.c */ | |
536 | ulong lcd_setmem (ulong); | |
537 | ||
538 | /* $(CPU)/.../video.c */ | |
539 | ulong video_setmem (ulong); | |
540 | ||
541 | /* arch/$(ARCH)/lib/cache.c */ | |
542 | void enable_caches(void); | |
543 | void flush_cache (unsigned long, unsigned long); | |
544 | void flush_dcache_all(void); | |
545 | void flush_dcache_range(unsigned long start, unsigned long stop); | |
546 | void invalidate_dcache_range(unsigned long start, unsigned long stop); | |
547 | void invalidate_dcache_all(void); | |
548 | void invalidate_icache_all(void); | |
549 | ||
550 | enum { | |
551 | /* Disable caches (else flush caches but leave them active) */ | |
552 | CBL_DISABLE_CACHES = 1 << 0, | |
553 | CBL_SHOW_BOOTSTAGE_REPORT = 1 << 1, | |
554 | ||
555 | CBL_ALL = 3, | |
556 | }; | |
557 | ||
558 | /** | |
559 | * Clean up ready for linux | |
560 | * | |
561 | * @param flags Flags to control what is done | |
562 | */ | |
563 | int cleanup_before_linux_select(int flags); | |
564 | ||
565 | /* arch/$(ARCH)/lib/ticks.S */ | |
566 | uint64_t get_ticks(void); | |
567 | void wait_ticks (unsigned long); | |
568 | ||
569 | /* arch/$(ARCH)/lib/time.c */ | |
570 | ulong usec2ticks (unsigned long usec); | |
571 | ulong ticks2usec (unsigned long ticks); | |
572 | ||
573 | /* lib/gunzip.c */ | |
574 | int gzip_parse_header(const unsigned char *src, unsigned long len); | |
575 | int gunzip(void *, int, unsigned char *, unsigned long *); | |
576 | int zunzip(void *dst, int dstlen, unsigned char *src, unsigned long *lenp, | |
577 | int stoponerr, int offset); | |
578 | ||
579 | /** | |
580 | * gzwrite progress indicators: defined weak to allow board-specific | |
581 | * overrides: | |
582 | * | |
583 | * gzwrite_progress_init called on startup | |
584 | * gzwrite_progress called during decompress/write loop | |
585 | * gzwrite_progress_finish called at end of loop to | |
586 | * indicate success (retcode=0) or failure | |
587 | */ | |
588 | void gzwrite_progress_init(u64 expected_size); | |
589 | ||
590 | void gzwrite_progress(int iteration, | |
591 | u64 bytes_written, | |
592 | u64 total_bytes); | |
593 | ||
594 | void gzwrite_progress_finish(int retcode, | |
595 | u64 totalwritten, | |
596 | u64 totalsize, | |
597 | u32 expected_crc, | |
598 | u32 calculated_crc); | |
599 | ||
600 | /** | |
601 | * decompress and write gzipped image from memory to block device | |
602 | * | |
603 | * @param src compressed image address | |
604 | * @param len compressed image length in bytes | |
605 | * @param dev block device descriptor | |
606 | * @param szwritebuf bytes per write (pad to erase size) | |
607 | * @param startoffs offset in bytes of first write | |
608 | * @param szexpected expected uncompressed length | |
609 | * may be zero to use gzip trailer | |
610 | * for files under 4GiB | |
611 | */ | |
612 | int gzwrite(unsigned char *src, int len, | |
613 | struct blk_desc *dev, | |
614 | unsigned long szwritebuf, | |
615 | u64 startoffs, | |
616 | u64 szexpected); | |
617 | ||
618 | /* lib/lz4_wrapper.c */ | |
619 | int ulz4fn(const void *src, size_t srcn, void *dst, size_t *dstn); | |
620 | ||
621 | /* lib/qsort.c */ | |
622 | void qsort(void *base, size_t nmemb, size_t size, | |
623 | int(*compar)(const void *, const void *)); | |
624 | int strcmp_compar(const void *, const void *); | |
625 | ||
626 | /* lib/uuid.c */ | |
627 | #include <uuid.h> | |
628 | ||
629 | /* lib/vsprintf.c */ | |
630 | #include <vsprintf.h> | |
631 | ||
632 | /* lib/strmhz.c */ | |
633 | char * strmhz(char *buf, unsigned long hz); | |
634 | ||
635 | /* lib/crc32.c */ | |
636 | #include <u-boot/crc.h> | |
637 | ||
638 | /* lib/rand.c */ | |
639 | #define RAND_MAX -1U | |
640 | void srand(unsigned int seed); | |
641 | unsigned int rand(void); | |
642 | unsigned int rand_r(unsigned int *seedp); | |
643 | ||
644 | /* | |
645 | * STDIO based functions (can always be used) | |
646 | */ | |
647 | /* serial stuff */ | |
648 | int serial_printf (const char *fmt, ...) | |
649 | __attribute__ ((format (__printf__, 1, 2))); | |
650 | ||
651 | /* lib/gzip.c */ | |
652 | int gzip(void *dst, unsigned long *lenp, | |
653 | unsigned char *src, unsigned long srclen); | |
654 | int zzip(void *dst, unsigned long *lenp, unsigned char *src, | |
655 | unsigned long srclen, int stoponerr, | |
656 | int (*func)(unsigned long, unsigned long)); | |
657 | ||
658 | /* lib/net_utils.c */ | |
659 | #include <net.h> | |
660 | static inline struct in_addr env_get_ip(char *var) | |
661 | { | |
662 | return string_to_ip(env_get(var)); | |
663 | } | |
664 | ||
665 | int pcmcia_init (void); | |
666 | ||
667 | #ifdef CONFIG_LED_STATUS | |
668 | # include <status_led.h> | |
669 | #endif | |
670 | ||
671 | #include <bootstage.h> | |
672 | ||
673 | #ifdef CONFIG_SHOW_ACTIVITY | |
674 | void show_activity(int arg); | |
675 | #endif | |
676 | ||
677 | /* Multicore arch functions */ | |
678 | #ifdef CONFIG_MP | |
679 | int cpu_status(int nr); | |
680 | int cpu_reset(int nr); | |
681 | int cpu_disable(int nr); | |
682 | int cpu_release(int nr, int argc, char * const argv[]); | |
683 | #endif | |
684 | ||
685 | #else /* __ASSEMBLY__ */ | |
686 | ||
687 | /* Drop a C type modifier (like in 3UL) for constants used in assembly. */ | |
688 | #define _AC(X, Y) X | |
689 | ||
690 | #endif /* __ASSEMBLY__ */ | |
691 | ||
692 | /* Put only stuff here that the assembler can digest */ | |
693 | ||
694 | /* Declare an unsigned long constant digestable both by C and an assembler. */ | |
695 | #define UL(x) _AC(x, UL) | |
696 | ||
697 | #ifdef CONFIG_POST | |
698 | #define CONFIG_HAS_POST | |
699 | #ifndef CONFIG_POST_ALT_LIST | |
700 | #define CONFIG_POST_STD_LIST | |
701 | #endif | |
702 | #endif | |
703 | ||
704 | #ifdef CONFIG_INIT_CRITICAL | |
705 | #error CONFIG_INIT_CRITICAL is deprecated! | |
706 | #error Read section CONFIG_SKIP_LOWLEVEL_INIT in README. | |
707 | #endif | |
708 | ||
709 | #define ROUND(a,b) (((a) + (b) - 1) & ~((b) - 1)) | |
710 | ||
711 | /* | |
712 | * check_member() - Check the offset of a structure member | |
713 | * | |
714 | * @structure: Name of structure (e.g. global_data) | |
715 | * @member: Name of member (e.g. baudrate) | |
716 | * @offset: Expected offset in bytes | |
717 | */ | |
718 | #define check_member(structure, member, offset) _Static_assert( \ | |
719 | offsetof(struct structure, member) == offset, \ | |
720 | "`struct " #structure "` offset for `" #member "` is not " #offset) | |
721 | ||
722 | /* Avoid using CONFIG_EFI_STUB directly as we may boot from other loaders */ | |
723 | #ifdef CONFIG_EFI_STUB | |
724 | #define ll_boot_init() false | |
725 | #else | |
726 | #define ll_boot_init() true | |
727 | #endif | |
728 | ||
729 | /* Pull in stuff for the build system */ | |
730 | #ifdef DO_DEPS_ONLY | |
731 | # include <environment.h> | |
732 | #endif | |
733 | ||
734 | #endif /* __COMMON_H_ */ |