xref: /openbmc/u-boot/include/common.h (revision 92faa8b1)
1 /*
2  * (C) Copyright 2000-2009
3  * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
4  *
5  * See file CREDITS for list of people who contributed to this
6  * project.
7  *
8  * This program is free software; you can redistribute it and/or
9  * modify it under the terms of the GNU General Public License as
10  * published by the Free Software Foundation; either version 2 of
11  * the License, or (at your option) any later version.
12  *
13  * This program is distributed in the hope that it will be useful,
14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.	 See the
16  * GNU General Public License for more details.
17  *
18  * You should have received a copy of the GNU General Public License
19  * along with this program; if not, write to the Free Software
20  * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
21  * MA 02111-1307 USA
22  */
23 
24 #ifndef __COMMON_H_
25 #define __COMMON_H_	1
26 
27 #undef	_LINUX_CONFIG_H
28 #define _LINUX_CONFIG_H 1	/* avoid reading Linux autoconf.h file	*/
29 
30 #ifndef __ASSEMBLY__		/* put C only stuff in this section */
31 
32 typedef unsigned char		uchar;
33 typedef volatile unsigned long	vu_long;
34 typedef volatile unsigned short vu_short;
35 typedef volatile unsigned char	vu_char;
36 
37 #include <config.h>
38 #include <asm-offsets.h>
39 #include <linux/bitops.h>
40 #include <linux/types.h>
41 #include <linux/string.h>
42 #include <asm/ptrace.h>
43 #include <stdarg.h>
44 #if defined(CONFIG_PCI) && (defined(CONFIG_4xx) && !defined(CONFIG_AP1000))
45 #include <pci.h>
46 #endif
47 #if defined(CONFIG_8xx)
48 #include <asm/8xx_immap.h>
49 #if defined(CONFIG_MPC852)	|| defined(CONFIG_MPC852T)	|| \
50     defined(CONFIG_MPC859)	|| defined(CONFIG_MPC859T)	|| \
51     defined(CONFIG_MPC859DSL)	|| \
52     defined(CONFIG_MPC866)	|| defined(CONFIG_MPC866T)	|| \
53     defined(CONFIG_MPC866P)
54 # define CONFIG_MPC866_FAMILY 1
55 #elif defined(CONFIG_MPC870) \
56    || defined(CONFIG_MPC875) \
57    || defined(CONFIG_MPC880) \
58    || defined(CONFIG_MPC885)
59 # define CONFIG_MPC885_FAMILY   1
60 #endif
61 #if   defined(CONFIG_MPC860)	   \
62    || defined(CONFIG_MPC860T)	   \
63    || defined(CONFIG_MPC866_FAMILY) \
64    || defined(CONFIG_MPC885_FAMILY)
65 # define CONFIG_MPC86x 1
66 #endif
67 #elif defined(CONFIG_5xx)
68 #include <asm/5xx_immap.h>
69 #elif defined(CONFIG_MPC5xxx)
70 #include <mpc5xxx.h>
71 #elif defined(CONFIG_MPC512X)
72 #include <asm/immap_512x.h>
73 #elif defined(CONFIG_MPC8220)
74 #include <asm/immap_8220.h>
75 #elif defined(CONFIG_8260)
76 #if   defined(CONFIG_MPC8247) \
77    || defined(CONFIG_MPC8248) \
78    || defined(CONFIG_MPC8271) \
79    || defined(CONFIG_MPC8272)
80 #define CONFIG_MPC8272_FAMILY	1
81 #endif
82 #if defined(CONFIG_MPC8272_FAMILY)
83 #define CONFIG_MPC8260	1
84 #endif
85 #include <asm/immap_8260.h>
86 #endif
87 #ifdef CONFIG_MPC86xx
88 #include <mpc86xx.h>
89 #include <asm/immap_86xx.h>
90 #endif
91 #ifdef CONFIG_MPC85xx
92 #include <mpc85xx.h>
93 #include <asm/immap_85xx.h>
94 #endif
95 #ifdef CONFIG_MPC83xx
96 #include <mpc83xx.h>
97 #include <asm/immap_83xx.h>
98 #endif
99 #ifdef	CONFIG_4xx
100 #include <asm/ppc4xx.h>
101 #endif
102 #ifdef CONFIG_HYMOD
103 #include <board/hymod/hymod.h>
104 #endif
105 #ifdef CONFIG_ARM
106 #define asmlinkage	/* nothing */
107 #endif
108 #ifdef CONFIG_BLACKFIN
109 #include <asm/blackfin.h>
110 #endif
111 #ifdef CONFIG_SOC_DA8XX
112 #include <asm/arch/hardware.h>
113 #endif
114 
115 #include <part.h>
116 #include <flash.h>
117 #include <image.h>
118 
119 #ifdef	DEBUG
120 #define debug(fmt,args...)	printf (fmt ,##args)
121 #define debugX(level,fmt,args...) if (DEBUG>=level) printf(fmt,##args);
122 #else
123 #define debug(fmt,args...)
124 #define debugX(level,fmt,args...)
125 #endif	/* DEBUG */
126 
127 #ifdef DEBUG
128 # define _DEBUG 1
129 #else
130 # define _DEBUG 0
131 #endif
132 
133 /*
134  * An assertion is run-time check done in debug mode only. If DEBUG is not
135  * defined then it is skipped. If DEBUG is defined and the assertion fails,
136  * then it calls panic*( which may or may not reset/halt U-Boot (see
137  * CONFIG_PANIC_HANG), It is hoped that all failing assertions are found
138  * before release, and after release it is hoped that they don't matter. But
139  * in any case these failing assertions cannot be fixed with a reset (which
140  * may just do the same assertion again).
141  */
142 void __assert_fail(const char *assertion, const char *file, unsigned line,
143 		   const char *function);
144 #define assert(x) \
145 	({ if (!(x) && _DEBUG) \
146 		__assert_fail(#x, __FILE__, __LINE__, __func__); })
147 
148 #define error(fmt, args...) do {					\
149 		printf("ERROR: " fmt "\nat %s:%d/%s()\n",		\
150 			##args, __FILE__, __LINE__, __func__);		\
151 } while (0)
152 
153 #ifndef BUG
154 #define BUG() do { \
155 	printf("BUG: failure at %s:%d/%s()!\n", __FILE__, __LINE__, __FUNCTION__); \
156 	panic("BUG!"); \
157 } while (0)
158 #define BUG_ON(condition) do { if (unlikely((condition)!=0)) BUG(); } while(0)
159 #endif /* BUG */
160 
161 /* Force a compilation error if condition is true */
162 #define BUILD_BUG_ON(condition) ((void)sizeof(char[1 - 2*!!(condition)]))
163 
164 typedef void (interrupt_handler_t)(void *);
165 
166 #include <asm/u-boot.h> /* boot information for Linux kernel */
167 #include <asm/global_data.h>	/* global data used for startup functions */
168 
169 /*
170  * enable common handling for all TQM8xxL/M boards:
171  * - CONFIG_TQM8xxM will be defined for all TQM8xxM boards
172  * - CONFIG_TQM8xxL will be defined for all TQM8xxL _and_ TQM8xxM boards
173  *                  and for the TQM885D board
174  */
175 #if defined(CONFIG_TQM823M) || defined(CONFIG_TQM850M) || \
176     defined(CONFIG_TQM855M) || defined(CONFIG_TQM860M) || \
177     defined(CONFIG_TQM862M) || defined(CONFIG_TQM866M)
178 # ifndef CONFIG_TQM8xxM
179 #  define CONFIG_TQM8xxM
180 # endif
181 #endif
182 #if defined(CONFIG_TQM823L) || defined(CONFIG_TQM850L) || \
183     defined(CONFIG_TQM855L) || defined(CONFIG_TQM860L) || \
184     defined(CONFIG_TQM862L) || defined(CONFIG_TQM8xxM) || \
185     defined(CONFIG_TQM885D)
186 # ifndef CONFIG_TQM8xxL
187 #  define CONFIG_TQM8xxL
188 # endif
189 #endif
190 
191 #ifndef CONFIG_SERIAL_MULTI
192 
193 #if defined(CONFIG_8xx_CONS_SMC1) || defined(CONFIG_8xx_CONS_SMC2) \
194  || defined(CONFIG_8xx_CONS_SCC1) || defined(CONFIG_8xx_CONS_SCC2) \
195  || defined(CONFIG_8xx_CONS_SCC3) || defined(CONFIG_8xx_CONS_SCC4)
196 
197 #define CONFIG_SERIAL_MULTI	1
198 
199 #endif
200 
201 #endif /* CONFIG_SERIAL_MULTI */
202 
203 /*
204  * General Purpose Utilities
205  */
206 #define min(X, Y)				\
207 	({ typeof (X) __x = (X);		\
208 		typeof (Y) __y = (Y);		\
209 		(__x < __y) ? __x : __y; })
210 
211 #define max(X, Y)				\
212 	({ typeof (X) __x = (X);		\
213 		typeof (Y) __y = (Y);		\
214 		(__x > __y) ? __x : __y; })
215 
216 #define MIN(x, y)  min(x, y)
217 #define MAX(x, y)  max(x, y)
218 
219 #if defined(CONFIG_ENV_IS_EMBEDDED)
220 #define TOTAL_MALLOC_LEN	CONFIG_SYS_MALLOC_LEN
221 #elif ( ((CONFIG_ENV_ADDR+CONFIG_ENV_SIZE) < CONFIG_SYS_MONITOR_BASE) || \
222 	(CONFIG_ENV_ADDR >= (CONFIG_SYS_MONITOR_BASE + CONFIG_SYS_MONITOR_LEN)) ) || \
223       defined(CONFIG_ENV_IS_IN_NVRAM)
224 #define	TOTAL_MALLOC_LEN	(CONFIG_SYS_MALLOC_LEN + CONFIG_ENV_SIZE)
225 #else
226 #define	TOTAL_MALLOC_LEN	CONFIG_SYS_MALLOC_LEN
227 #endif
228 
229 /**
230  * container_of - cast a member of a structure out to the containing structure
231  * @ptr:	the pointer to the member.
232  * @type:	the type of the container struct this is embedded in.
233  * @member:	the name of the member within the struct.
234  *
235  */
236 #define container_of(ptr, type, member) ({			\
237 	const typeof( ((type *)0)->member ) *__mptr = (ptr);	\
238 	(type *)( (char *)__mptr - offsetof(type,member) );})
239 
240 /*
241  * Function Prototypes
242  */
243 
244 void	hang		(void) __attribute__ ((noreturn));
245 
246 int	timer_init(void);
247 int	cpu_init(void);
248 
249 /* */
250 phys_size_t initdram (int);
251 int	display_options (void);
252 void	print_size(unsigned long long, const char *);
253 int	print_buffer (ulong addr, void* data, uint width, uint count, uint linelen);
254 
255 /* common/main.c */
256 void	main_loop	(void);
257 int	run_command	(const char *cmd, int flag);
258 int	readline	(const char *const prompt);
259 int	readline_into_buffer	(const char *const prompt, char * buffer);
260 int	parse_line (char *, char *[]);
261 void	init_cmd_timeout(void);
262 void	reset_cmd_timeout(void);
263 
264 /* arch/$(ARCH)/lib/board.c */
265 void	board_init_f  (ulong) __attribute__ ((noreturn));
266 void	board_init_r  (gd_t *, ulong) __attribute__ ((noreturn));
267 int	checkboard    (void);
268 int	checkflash    (void);
269 int	checkdram     (void);
270 int	last_stage_init(void);
271 extern ulong monitor_flash_len;
272 int mac_read_from_eeprom(void);
273 
274 /* common/flash.c */
275 void flash_perror (int);
276 
277 /* common/cmd_source.c */
278 int	source (ulong addr, const char *fit_uname);
279 
280 extern ulong load_addr;		/* Default Load Address */
281 
282 /* common/cmd_doc.c */
283 void	doc_probe(unsigned long physadr);
284 
285 /* common/cmd_nvedit.c */
286 int	env_init     (void);
287 void	env_relocate (void);
288 int	envmatch     (uchar *, int);
289 char	*getenv	     (const char *);
290 int	getenv_f     (const char *name, char *buf, unsigned len);
291 int	saveenv	     (void);
292 #ifdef CONFIG_PPC		/* ARM version to be fixed! */
293 int inline setenv    (const char *, const char *);
294 #else
295 int	setenv	     (const char *, const char *);
296 #endif /* CONFIG_PPC */
297 #ifdef CONFIG_ARM
298 # include <asm/mach-types.h>
299 # include <asm/setup.h>
300 # include <asm/u-boot-arm.h>	/* ARM version to be fixed! */
301 #endif /* CONFIG_ARM */
302 #ifdef CONFIG_X86		/* x86 version to be fixed! */
303 # include <asm/u-boot-x86.h>
304 #endif /* CONFIG_X86 */
305 
306 #ifdef CONFIG_AUTO_COMPLETE
307 int env_complete(char *var, int maxv, char *cmdv[], int maxsz, char *buf);
308 #endif
309 int get_env_id (void);
310 
311 void	pci_init      (void);
312 void	pci_init_board(void);
313 void	pciinfo	      (int, int);
314 
315 #if defined(CONFIG_PCI) && (defined(CONFIG_4xx) && !defined(CONFIG_AP1000))
316     int	   pci_pre_init	       (struct pci_controller *);
317     int	   is_pci_host	       (struct pci_controller *);
318 #endif
319 
320 #if defined(CONFIG_PCI) && (defined(CONFIG_440) || defined(CONFIG_405EX))
321 #   if defined(CONFIG_SYS_PCI_TARGET_INIT)
322 	void	pci_target_init	     (struct pci_controller *);
323 #   endif
324 #   if defined(CONFIG_SYS_PCI_MASTER_INIT)
325 	void	pci_master_init	     (struct pci_controller *);
326 #   endif
327 #if defined(CONFIG_440SPE) || \
328     defined(CONFIG_460EX) || defined(CONFIG_460GT) || \
329     defined(CONFIG_405EX)
330    void pcie_setup_hoses(int busno);
331 #endif
332 #endif
333 
334 int	misc_init_f   (void);
335 int	misc_init_r   (void);
336 
337 /* common/exports.c */
338 void	jumptable_init(void);
339 
340 /* common/kallsysm.c */
341 const char *symbol_lookup(unsigned long addr, unsigned long *caddr);
342 
343 /* api/api.c */
344 void	api_init (void);
345 
346 /* common/memsize.c */
347 long	get_ram_size  (long *, long);
348 
349 /* $(BOARD)/$(BOARD).c */
350 void	reset_phy     (void);
351 void	fdc_hw_init   (void);
352 
353 /* $(BOARD)/eeprom.c */
354 void eeprom_init  (void);
355 #ifndef CONFIG_SPI
356 int  eeprom_probe (unsigned dev_addr, unsigned offset);
357 #endif
358 int  eeprom_read  (unsigned dev_addr, unsigned offset, uchar *buffer, unsigned cnt);
359 int  eeprom_write (unsigned dev_addr, unsigned offset, uchar *buffer, unsigned cnt);
360 #ifdef CONFIG_LWMON
361 extern uchar pic_read  (uchar reg);
362 extern void  pic_write (uchar reg, uchar val);
363 #endif
364 
365 /*
366  * Set this up regardless of board
367  * type, to prevent errors.
368  */
369 #if defined(CONFIG_SPI) || !defined(CONFIG_SYS_I2C_EEPROM_ADDR)
370 # define CONFIG_SYS_DEF_EEPROM_ADDR 0
371 #else
372 #if !defined(CONFIG_ENV_EEPROM_IS_ON_I2C)
373 # define CONFIG_SYS_DEF_EEPROM_ADDR CONFIG_SYS_I2C_EEPROM_ADDR
374 #endif
375 #endif /* CONFIG_SPI || !defined(CONFIG_SYS_I2C_EEPROM_ADDR) */
376 
377 #if defined(CONFIG_SPI)
378 extern void spi_init_f (void);
379 extern void spi_init_r (void);
380 extern ssize_t spi_read	 (uchar *, int, uchar *, int);
381 extern ssize_t spi_write (uchar *, int, uchar *, int);
382 #endif
383 
384 #ifdef CONFIG_RPXCLASSIC
385 void rpxclassic_init (void);
386 #endif
387 
388 void rpxlite_init (void);
389 
390 #ifdef CONFIG_MBX
391 /* $(BOARD)/mbx8xx.c */
392 void	mbx_init (void);
393 void	board_serial_init (void);
394 void	board_ether_init (void);
395 #endif
396 
397 #ifdef CONFIG_HERMES
398 /* $(BOARD)/hermes.c */
399 void hermes_start_lxt980 (int speed);
400 #endif
401 
402 #ifdef CONFIG_EVB64260
403 void  evb64260_init(void);
404 void  debug_led(int, int);
405 void  display_mem_map(void);
406 void  perform_soft_reset(void);
407 #endif
408 
409 /* $(BOARD)/$(BOARD).c */
410 int board_early_init_f (void);
411 int board_late_init (void);
412 int board_postclk_init (void); /* after clocks/timebase, before env/serial */
413 int board_early_init_r (void);
414 void board_poweroff (void);
415 
416 #if defined(CONFIG_SYS_DRAM_TEST)
417 int testdram(void);
418 #endif /* CONFIG_SYS_DRAM_TEST */
419 
420 /* $(CPU)/start.S */
421 #if defined(CONFIG_5xx) || \
422     defined(CONFIG_8xx)
423 uint	get_immr      (uint);
424 #endif
425 uint	get_pir	      (void);
426 #if defined(CONFIG_MPC5xxx)
427 uint	get_svr       (void);
428 #endif
429 uint	get_pvr	      (void);
430 uint	get_svr	      (void);
431 uint	rd_ic_cst     (void);
432 void	wr_ic_cst     (uint);
433 void	wr_ic_adr     (uint);
434 uint	rd_dc_cst     (void);
435 void	wr_dc_cst     (uint);
436 void	wr_dc_adr     (uint);
437 int	icache_status (void);
438 void	icache_enable (void);
439 void	icache_disable(void);
440 int	dcache_status (void);
441 void	dcache_enable (void);
442 void	dcache_disable(void);
443 void	mmu_disable(void);
444 void	relocate_code (ulong, gd_t *, ulong) __attribute__ ((noreturn));
445 ulong	get_endaddr   (void);
446 void	trap_init     (ulong);
447 #if defined (CONFIG_4xx)	|| \
448     defined (CONFIG_MPC5xxx)	|| \
449     defined (CONFIG_74xx_7xx)	|| \
450     defined (CONFIG_74x)	|| \
451     defined (CONFIG_75x)	|| \
452     defined (CONFIG_74xx)	|| \
453     defined (CONFIG_MPC8220)	|| \
454     defined (CONFIG_MPC85xx)	|| \
455     defined (CONFIG_MPC86xx)	|| \
456     defined (CONFIG_MPC83xx)
457 unsigned char	in8(unsigned int);
458 void		out8(unsigned int, unsigned char);
459 unsigned short	in16(unsigned int);
460 unsigned short	in16r(unsigned int);
461 void		out16(unsigned int, unsigned short value);
462 void		out16r(unsigned int, unsigned short value);
463 unsigned long	in32(unsigned int);
464 unsigned long	in32r(unsigned int);
465 void		out32(unsigned int, unsigned long value);
466 void		out32r(unsigned int, unsigned long value);
467 void		ppcDcbf(unsigned long value);
468 void		ppcDcbi(unsigned long value);
469 void		ppcSync(void);
470 void		ppcDcbz(unsigned long value);
471 #endif
472 #if defined (CONFIG_MICROBLAZE)
473 unsigned short	in16(unsigned int);
474 void		out16(unsigned int, unsigned short value);
475 #endif
476 
477 #if defined (CONFIG_MPC83xx)
478 void		ppcDWload(unsigned int *addr, unsigned int *ret);
479 void		ppcDWstore(unsigned int *addr, unsigned int *value);
480 void disable_addr_trans(void);
481 void enable_addr_trans(void);
482 #if defined(CONFIG_DDR_ECC) && !defined(CONFIG_ECC_INIT_VIA_DDRCONTROLLER)
483 void ddr_enable_ecc(unsigned int dram_size);
484 #endif
485 #endif
486 
487 /* $(CPU)/cpu.c */
488 static inline int cpumask_next(int cpu, unsigned int mask)
489 {
490 	for (cpu++; !((1 << cpu) & mask); cpu++)
491 		;
492 
493 	return cpu;
494 }
495 
496 #define for_each_cpu(iter, cpu, num_cpus, mask) \
497 	for (iter = 0, cpu = cpumask_next(-1, mask); \
498 		iter < num_cpus; \
499 		iter++, cpu = cpumask_next(cpu, mask)) \
500 
501 int	cpu_numcores  (void);
502 u32	cpu_mask      (void);
503 int	is_core_valid (unsigned int);
504 int	probecpu      (void);
505 int	checkcpu      (void);
506 int	checkicache   (void);
507 int	checkdcache   (void);
508 void	upmconfig     (unsigned int, unsigned int *, unsigned int);
509 ulong	get_tbclk     (void);
510 void	reset_cpu     (ulong addr);
511 #if defined (CONFIG_OF_LIBFDT) && defined (CONFIG_OF_BOARD_SETUP)
512 void ft_cpu_setup(void *blob, bd_t *bd);
513 #ifdef CONFIG_PCI
514 void ft_pci_setup(void *blob, bd_t *bd);
515 #endif
516 #endif
517 
518 
519 /* $(CPU)/serial.c */
520 int	serial_init   (void);
521 void	serial_setbrg (void);
522 void	serial_putc   (const char);
523 void	serial_putc_raw(const char);
524 void	serial_puts   (const char *);
525 int	serial_getc   (void);
526 int	serial_tstc   (void);
527 
528 void	_serial_setbrg (const int);
529 void	_serial_putc   (const char, const int);
530 void	_serial_putc_raw(const char, const int);
531 void	_serial_puts   (const char *, const int);
532 int	_serial_getc   (const int);
533 int	_serial_tstc   (const int);
534 
535 /* $(CPU)/speed.c */
536 int	get_clocks (void);
537 int	get_clocks_866 (void);
538 int	sdram_adjust_866 (void);
539 int	adjust_sdram_tbs_8xx (void);
540 #if defined(CONFIG_8260)
541 int	prt_8260_clks (void);
542 #elif defined(CONFIG_MPC5xxx)
543 int	prt_mpc5xxx_clks (void);
544 #endif
545 #if defined(CONFIG_MPC512X)
546 int	prt_mpc512xxx_clks (void);
547 #endif
548 #if defined(CONFIG_MPC8220)
549 int	prt_mpc8220_clks (void);
550 #endif
551 #ifdef CONFIG_4xx
552 ulong	get_OPB_freq (void);
553 ulong	get_PCI_freq (void);
554 #endif
555 #if defined(CONFIG_S3C24X0) || \
556     defined(CONFIG_LH7A40X) || \
557     defined(CONFIG_S3C6400) || \
558     defined(CONFIG_EP93XX)
559 ulong	get_FCLK (void);
560 ulong	get_HCLK (void);
561 ulong	get_PCLK (void);
562 ulong	get_UCLK (void);
563 #endif
564 #if defined(CONFIG_LH7A40X)
565 ulong	get_PLLCLK (void);
566 #endif
567 #if defined CONFIG_INCA_IP
568 uint	incaip_get_cpuclk (void);
569 #endif
570 #if defined(CONFIG_IMX)
571 ulong get_systemPLLCLK(void);
572 ulong get_FCLK(void);
573 ulong get_HCLK(void);
574 ulong get_BCLK(void);
575 ulong get_PERCLK1(void);
576 ulong get_PERCLK2(void);
577 ulong get_PERCLK3(void);
578 #endif
579 ulong	get_bus_freq  (ulong);
580 int get_serial_clock(void);
581 
582 #if defined(CONFIG_MPC83xx) || defined(CONFIG_MPC85xx)
583 ulong get_ddr_freq(ulong);
584 #endif
585 #if defined(CONFIG_MPC85xx)
586 typedef MPC85xx_SYS_INFO sys_info_t;
587 void	get_sys_info  ( sys_info_t * );
588 #endif
589 #if defined(CONFIG_MPC86xx)
590 typedef MPC86xx_SYS_INFO sys_info_t;
591 void   get_sys_info  ( sys_info_t * );
592 static inline ulong get_ddr_freq(ulong dummy)
593 {
594 	return get_bus_freq(dummy);
595 }
596 #endif
597 
598 #if defined(CONFIG_4xx) || defined(CONFIG_IOP480)
599 #  if defined(CONFIG_440)
600 #	if defined(CONFIG_440SPE)
601 	 unsigned long determine_sysper(void);
602 	 unsigned long determine_pci_clock_per(void);
603 #	endif
604 #  endif
605 typedef PPC4xx_SYS_INFO sys_info_t;
606 int	ppc440spe_revB(void);
607 void	get_sys_info  ( sys_info_t * );
608 #endif
609 
610 /* $(CPU)/cpu_init.c */
611 #if defined(CONFIG_8xx) || defined(CONFIG_8260)
612 void	cpu_init_f    (volatile immap_t *immr);
613 #endif
614 #if defined(CONFIG_4xx) || defined(CONFIG_MPC85xx) || defined(CONFIG_MCF52x2) ||defined(CONFIG_MPC86xx)
615 void	cpu_init_f    (void);
616 #endif
617 
618 int	cpu_init_r    (void);
619 #if defined(CONFIG_8260)
620 int	prt_8260_rsr  (void);
621 #elif defined(CONFIG_MPC83xx)
622 int	prt_83xx_rsr  (void);
623 #endif
624 
625 /* $(CPU)/interrupts.c */
626 int	interrupt_init	   (void);
627 void	timer_interrupt	   (struct pt_regs *);
628 void	external_interrupt (struct pt_regs *);
629 void	irq_install_handler(int, interrupt_handler_t *, void *);
630 void	irq_free_handler   (int);
631 void	reset_timer	   (void);
632 ulong	get_timer	   (ulong base);
633 void	enable_interrupts  (void);
634 int	disable_interrupts (void);
635 
636 /* $(CPU)/.../commproc.c */
637 int	dpram_init (void);
638 uint	dpram_base(void);
639 uint	dpram_base_align(uint align);
640 uint	dpram_alloc(uint size);
641 uint	dpram_alloc_align(uint size,uint align);
642 void	bootcount_store (ulong);
643 ulong	bootcount_load (void);
644 #define BOOTCOUNT_MAGIC		0xB001C041
645 
646 /* $(CPU)/.../<eth> */
647 void mii_init (void);
648 
649 /* $(CPU)/.../lcd.c */
650 ulong	lcd_setmem (ulong);
651 
652 /* $(CPU)/.../video.c */
653 ulong	video_setmem (ulong);
654 
655 /* arch/$(ARCH)/lib/cache.c */
656 void	enable_caches(void);
657 void	flush_cache   (unsigned long, unsigned long);
658 void	flush_dcache_all(void);
659 void	flush_dcache_range(unsigned long start, unsigned long stop);
660 void	invalidate_dcache_range(unsigned long start, unsigned long stop);
661 void	invalidate_dcache_all(void);
662 void	invalidate_icache_all(void);
663 
664 /* arch/$(ARCH)/lib/ticks.S */
665 unsigned long long get_ticks(void);
666 void	wait_ticks    (unsigned long);
667 
668 /* arch/$(ARCH)/lib/time.c */
669 void	__udelay      (unsigned long);
670 ulong	usec2ticks    (unsigned long usec);
671 ulong	ticks2usec    (unsigned long ticks);
672 int	init_timebase (void);
673 
674 /* lib/gunzip.c */
675 int gunzip(void *, int, unsigned char *, unsigned long *);
676 int zunzip(void *dst, int dstlen, unsigned char *src, unsigned long *lenp,
677 						int stoponerr, int offset);
678 
679 /* lib/net_utils.c */
680 #include <net.h>
681 static inline IPaddr_t getenv_IPaddr (char *var)
682 {
683 	return (string_to_ip(getenv(var)));
684 }
685 
686 /* lib/qsort.c */
687 void qsort(void *base, size_t nmemb, size_t size,
688 	   int(*compar)(const void *, const void *));
689 int strcmp_compar(const void *, const void *);
690 
691 /* lib/time.c */
692 void	udelay        (unsigned long);
693 
694 /* lib/vsprintf.c */
695 ulong	simple_strtoul(const char *cp,char **endp,unsigned int base);
696 int strict_strtoul(const char *cp, unsigned int base, unsigned long *res);
697 unsigned long long	simple_strtoull(const char *cp,char **endp,unsigned int base);
698 long	simple_strtol(const char *cp,char **endp,unsigned int base);
699 void	panic(const char *fmt, ...)
700 		__attribute__ ((format (__printf__, 1, 2), noreturn));
701 int	sprintf(char * buf, const char *fmt, ...)
702 		__attribute__ ((format (__printf__, 2, 3)));
703 int	vsprintf(char *buf, const char *fmt, va_list args);
704 
705 /* lib/strmhz.c */
706 char *	strmhz(char *buf, unsigned long hz);
707 
708 /* lib/crc32.c */
709 #include <u-boot/crc.h>
710 
711 /* common/console.c */
712 int	console_init_f(void);	/* Before relocation; uses the serial  stuff	*/
713 int	console_init_r(void);	/* After  relocation; uses the console stuff	*/
714 int	console_assign(int file, const char *devname);	/* Assign the console	*/
715 int	ctrlc (void);
716 int	had_ctrlc (void);	/* have we had a Control-C since last clear? */
717 void	clear_ctrlc (void);	/* clear the Control-C condition */
718 int	disable_ctrlc (int);	/* 1 to disable, 0 to enable Control-C detect */
719 
720 /*
721  * STDIO based functions (can always be used)
722  */
723 /* serial stuff */
724 int	serial_printf (const char *fmt, ...)
725 		__attribute__ ((format (__printf__, 1, 2)));
726 /* stdin */
727 int	getc(void);
728 int	tstc(void);
729 
730 /* stdout */
731 void	putc(const char c);
732 void	puts(const char *s);
733 int	printf(const char *fmt, ...)
734 		__attribute__ ((format (__printf__, 1, 2)));
735 int	vprintf(const char *fmt, va_list args);
736 
737 /* stderr */
738 #define eputc(c)		fputc(stderr, c)
739 #define eputs(s)		fputs(stderr, s)
740 #define eprintf(fmt,args...)	fprintf(stderr,fmt ,##args)
741 
742 /*
743  * FILE based functions (can only be used AFTER relocation!)
744  */
745 #define stdin		0
746 #define stdout		1
747 #define stderr		2
748 #define MAX_FILES	3
749 
750 int	fprintf(int file, const char *fmt, ...)
751 		__attribute__ ((format (__printf__, 2, 3)));
752 void	fputs(int file, const char *s);
753 void	fputc(int file, const char c);
754 int	ftstc(int file);
755 int	fgetc(int file);
756 
757 /*
758  * CONSOLE multiplexing.
759  */
760 #ifdef CONFIG_CONSOLE_MUX
761 #include <iomux.h>
762 #endif
763 
764 int	pcmcia_init (void);
765 
766 #ifdef CONFIG_STATUS_LED
767 # include <status_led.h>
768 #endif
769 /*
770  * Board-specific Platform code can reimplement show_boot_progress () if needed
771  */
772 void show_boot_progress(int val);
773 
774 /* Multicore arch functions */
775 #ifdef CONFIG_MP
776 int cpu_status(int nr);
777 int cpu_reset(int nr);
778 int cpu_disable(int nr);
779 int cpu_release(int nr, int argc, char * const argv[]);
780 #endif
781 
782 #endif /* __ASSEMBLY__ */
783 
784 #ifdef CONFIG_PPC
785 /*
786  * Has to be included outside of the #ifndef __ASSEMBLY__ section.
787  * Otherwise might lead to compilation errors in assembler files.
788  */
789 #include <asm/cache.h>
790 #endif
791 
792 /* Put only stuff here that the assembler can digest */
793 
794 #ifdef CONFIG_POST
795 #define CONFIG_HAS_POST
796 #ifndef CONFIG_POST_ALT_LIST
797 #define CONFIG_POST_STD_LIST
798 #endif
799 #endif
800 
801 #ifdef CONFIG_INIT_CRITICAL
802 #error CONFIG_INIT_CRITICAL is deprecated!
803 #error Read section CONFIG_SKIP_LOWLEVEL_INIT in README.
804 #endif
805 
806 #define ARRAY_SIZE(x) (sizeof(x) / sizeof((x)[0]))
807 
808 #define ROUND(a,b)		(((a) + (b) - 1) & ~((b) - 1))
809 #define DIV_ROUND(n,d)		(((n) + ((d)/2)) / (d))
810 #define DIV_ROUND_UP(n,d)	(((n) + (d) - 1) / (d))
811 #define roundup(x, y)		((((x) + ((y) - 1)) / (y)) * (y))
812 
813 #define ALIGN(x,a)		__ALIGN_MASK((x),(typeof(x))(a)-1)
814 #define __ALIGN_MASK(x,mask)	(((x)+(mask))&~(mask))
815 
816 /* Pull in stuff for the build system */
817 #ifdef DO_DEPS_ONLY
818 # include <environment.h>
819 #endif
820 
821 #endif	/* __COMMON_H_ */
822