2 * (C) Copyright 2000-2009
3 * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
5 * SPDX-License-Identifier: GPL-2.0+
11 #ifndef __ASSEMBLY__ /* put C only stuff in this section */
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;
18 /* Allow sharing constants with type modifiers between C and assembly. */
19 #define _AC(X, Y) (X##Y)
24 #include <asm-offsets.h>
25 #include <linux/bitops.h>
26 #include <linux/delay.h>
27 #include <linux/types.h>
28 #include <linux/string.h>
29 #include <linux/stringify.h>
30 #include <asm/ptrace.h>
32 #include <linux/kernel.h>
33 #if defined(CONFIG_PCI) && defined(CONFIG_4xx)
36 #if defined(CONFIG_8xx)
37 #include <asm/8xx_immap.h>
38 #if defined(CONFIG_MPC859) || defined(CONFIG_MPC859T) || \
39 defined(CONFIG_MPC866) || \
40 defined(CONFIG_MPC866P)
41 # define CONFIG_MPC866_FAMILY 1
42 #elif defined(CONFIG_MPC885)
43 # define CONFIG_MPC885_FAMILY 1
45 #if defined(CONFIG_MPC860) \
46 || defined(CONFIG_MPC860T) \
47 || defined(CONFIG_MPC866_FAMILY) \
48 || defined(CONFIG_MPC885_FAMILY)
49 # define CONFIG_MPC86x 1
51 #elif defined(CONFIG_5xx)
52 #include <asm/5xx_immap.h>
53 #elif defined(CONFIG_MPC5xxx)
55 #elif defined(CONFIG_MPC512X)
56 #include <asm/immap_512x.h>
57 #elif defined(CONFIG_MPC8260)
58 #if defined(CONFIG_MPC8247) \
59 || defined(CONFIG_MPC8272)
60 #define CONFIG_MPC8272_FAMILY 1
62 #include <asm/immap_8260.h>
66 #include <asm/immap_86xx.h>
70 #include <asm/immap_85xx.h>
74 #include <asm/immap_83xx.h>
77 #include <asm/ppc4xx.h>
79 #ifdef CONFIG_SOC_DA8XX
80 #include <asm/arch/hardware.h>
82 #ifdef CONFIG_FSL_LSCH3
83 #include <asm/arch/immap_lsch3.h>
85 #ifdef CONFIG_FSL_LSCH2
86 #include <asm/arch/immap_lsch2.h>
93 /* Bring in printf format macros if inttypes.h is included */
94 #define __STDC_FORMAT_MACROS
97 #define CONFIG_SYS_SUPPORT_64BIT_DATA
106 #ifdef CONFIG_SPL_BUILD
112 /* Define this at the top of a file to add a prefix to debug messages */
114 #define pr_fmt(fmt) fmt
118 * Output a debug text when condition "cond" is met. The "cond" should be
119 * computed by a preprocessor in the best case, allowing for the best
122 #define debug_cond(cond, fmt, args...) \
125 printf(pr_fmt(fmt), ##args); \
128 /* Show a message if DEBUG is defined in a file */
129 #define debug(fmt, args...) \
130 debug_cond(_DEBUG, fmt, ##args)
132 /* Show a message if not in SPL */
133 #define warn_non_spl(fmt, args...) \
134 debug_cond(!_SPL_BUILD, fmt, ##args)
137 * An assertion is run-time check done in debug mode only. If DEBUG is not
138 * defined then it is skipped. If DEBUG is defined and the assertion fails,
139 * then it calls panic*( which may or may not reset/halt U-Boot (see
140 * CONFIG_PANIC_HANG), It is hoped that all failing assertions are found
141 * before release, and after release it is hoped that they don't matter. But
142 * in any case these failing assertions cannot be fixed with a reset (which
143 * may just do the same assertion again).
145 void __assert_fail(const char *assertion, const char *file, unsigned line,
146 const char *function);
148 ({ if (!(x) && _DEBUG) \
149 __assert_fail(#x, __FILE__, __LINE__, __func__); })
151 #define error(fmt, args...) do { \
152 printf("ERROR: " pr_fmt(fmt) "\nat %s:%d/%s()\n", \
153 ##args, __FILE__, __LINE__, __func__); \
158 printf("BUG: failure at %s:%d/%s()!\n", __FILE__, __LINE__, __FUNCTION__); \
161 #define BUG_ON(condition) do { if (unlikely((condition)!=0)) BUG(); } while(0)
164 typedef void (interrupt_handler_t)(void *);
166 #include <asm/u-boot.h> /* boot information for Linux kernel */
167 #include <asm/global_data.h> /* global data used for startup functions */
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
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
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
191 #if defined(CONFIG_ENV_IS_EMBEDDED)
192 #define TOTAL_MALLOC_LEN CONFIG_SYS_MALLOC_LEN
193 #elif ( ((CONFIG_ENV_ADDR+CONFIG_ENV_SIZE) < CONFIG_SYS_MONITOR_BASE) || \
194 (CONFIG_ENV_ADDR >= (CONFIG_SYS_MONITOR_BASE + CONFIG_SYS_MONITOR_LEN)) ) || \
195 defined(CONFIG_ENV_IS_IN_NVRAM)
196 #define TOTAL_MALLOC_LEN (CONFIG_SYS_MALLOC_LEN + CONFIG_ENV_SIZE)
198 #define TOTAL_MALLOC_LEN CONFIG_SYS_MALLOC_LEN
202 * Function Prototypes
206 void hang (void) __attribute__ ((noreturn));
208 int timer_init(void);
212 phys_size_t initdram (int);
214 #include <display_options.h>
217 void main_loop (void);
218 int run_command(const char *cmd, int flag);
219 int run_command_repeatable(const char *cmd, int flag);
222 * Run a list of commands separated by ; or even \0
224 * Note that if 'len' is not -1, then the command does not need to be nul
225 * terminated, Memory will be allocated for the command in that case.
227 * @param cmd List of commands to run, each separated bu semicolon
228 * @param len Length of commands excluding terminator if known (-1 if not)
229 * @param flag Execution flags (CMD_FLAG_...)
230 * @return 0 on success, or != 0 on error.
232 int run_command_list(const char *cmd, int len, int flag);
234 /* arch/$(ARCH)/lib/board.c */
235 void board_init_f(ulong);
236 void board_init_r(gd_t *, ulong) __attribute__ ((noreturn));
239 * ulong board_init_f_alloc_reserve - allocate reserved area
241 * This function is called by each architecture very early in the start-up
242 * code to allow the C runtime to reserve space on the stack for writable
243 * 'globals' such as GD and the malloc arena.
245 * @top: top of the reserve area, growing down.
246 * @return: bottom of reserved area
248 ulong board_init_f_alloc_reserve(ulong top);
251 * board_init_f_init_reserve - initialize the reserved area(s)
253 * This function is called once the C runtime has allocated the reserved
254 * area on the stack. It must initialize the GD at the base of that area.
256 * @base: top from which reservation was done
258 void board_init_f_init_reserve(ulong base);
261 * arch_setup_gd() - Set up the global_data pointer
263 * This pointer is special in some architectures and cannot easily be assigned
264 * to. For example on x86 it is implemented by adding a specific record to its
265 * Global Descriptor Table! So we we provide a function to carry out this task.
266 * For most architectures this can simply be:
270 * @gd_ptr: Pointer to global data
272 void arch_setup_gd(gd_t *gd_ptr);
274 int checkboard(void);
275 int show_board_info(void);
276 int checkflash(void);
278 int last_stage_init(void);
279 extern ulong monitor_flash_len;
280 int mac_read_from_eeprom(void);
281 extern u8 __dtb_dt_begin[]; /* embedded device tree blob */
282 int set_cpu_clk_info(void);
284 int print_cpuinfo(void);
285 int update_flash_size(int flash_size);
286 int arch_early_init_r(void);
289 * arch_cpu_init_dm() - init CPU after driver model is available
291 * This is called immediately after driver model is available before
292 * relocation. This is similar to arch_cpu_init() but is able to reference
295 * @return 0 if OK, -ve on error
297 int arch_cpu_init_dm(void);
300 * Reserve all necessary stacks
302 * This is used in generic board init sequence in common/board_f.c. Each
303 * architecture could provide this function to tailor the required stacks.
305 * On entry gd->start_addr_sp is pointing to the suggested top of the stack.
306 * The callee ensures gd->start_add_sp is 16-byte aligned, so architectures
307 * require only this can leave it untouched.
309 * On exit gd->start_addr_sp and gd->irq_sp should be set to the respective
310 * positions of the stack. The stack pointer(s) will be set to this later.
311 * gd->irq_sp is only required, if the architecture needs it.
313 * @return 0 if no error
315 __weak int arch_reserve_stacks(void);
318 * Show the DRAM size in a board-specific way
320 * This is used by boards to display DRAM information in their own way.
322 * @param size Size of DRAM (which should be displayed along with other info)
324 void board_show_dram(phys_size_t size);
327 * arch_fixup_fdt() - Write arch-specific information to fdt
329 * Defined in arch/$(ARCH)/lib/bootm-fdt.c
331 * @blob: FDT blob to write to
332 * @return 0 if ok, or -ve FDT_ERR_... on failure
334 int arch_fixup_fdt(void *blob);
337 void flash_perror (int);
339 /* common/cmd_source.c */
340 int source (ulong addr, const char *fit_uname);
342 extern ulong load_addr; /* Default Load Address */
343 extern ulong save_addr; /* Default Save Address */
344 extern ulong save_size; /* Default Save Size */
346 /* common/cmd_net.c */
347 int do_tftpb(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]);
349 /* common/cmd_fat.c */
350 int do_fat_fsload(cmd_tbl_t *, int, int, char * const []);
352 /* common/cmd_ext2.c */
353 int do_ext2load(cmd_tbl_t *, int, int, char * const []);
355 /* common/cmd_nvedit.c */
357 void env_relocate (void);
358 int envmatch (uchar *, int);
360 /* Avoid unfortunate conflict with libc's getenv() */
361 #ifdef CONFIG_SANDBOX
362 #define getenv uboot_getenv
364 char *getenv (const char *);
365 int getenv_f (const char *name, char *buf, unsigned len);
366 ulong getenv_ulong(const char *name, int base, ulong default_val);
369 * getenv_hex() - Return an environment variable as a hex value
371 * Decode an environment as a hex number (it may or may not have a 0x
372 * prefix). If the environment variable cannot be found, or does not start
373 * with hex digits, the default value is returned.
375 * @varname: Variable to decode
376 * @default_val: Value to return on error
378 ulong getenv_hex(const char *varname, ulong default_val);
381 * Read an environment variable as a boolean
382 * Return -1 if variable does not exist (default to true)
384 int getenv_yesno(const char *var);
386 int setenv (const char *, const char *);
387 int setenv_ulong(const char *varname, ulong value);
388 int setenv_hex(const char *varname, ulong value);
390 * setenv_addr - Set an environment variable to an address in hex
392 * @varname: Environment variable to set
393 * @addr: Value to set it to
394 * @return 0 if ok, 1 on error
396 static inline int setenv_addr(const char *varname, const void *addr)
398 return setenv_hex(varname, (ulong)addr);
402 # include <asm/mach-types.h>
403 # include <asm/setup.h>
404 # include <asm/u-boot-arm.h> /* ARM version to be fixed! */
405 #endif /* CONFIG_ARM */
406 #ifdef CONFIG_X86 /* x86 version to be fixed! */
407 # include <asm/u-boot-x86.h>
408 #endif /* CONFIG_X86 */
409 #ifdef CONFIG_SANDBOX
410 # include <asm/u-boot-sandbox.h> /* TODO(sjg) what needs to be fixed? */
413 # include <asm/mach-types.h>
414 # include <asm/setup.h>
415 # include <asm/u-boot-nds32.h>
416 #endif /* CONFIG_NDS32 */
418 # include <asm/u-boot-mips.h>
419 #endif /* CONFIG_MIPS */
421 # include <asm/u-boot-arc.h>
422 #endif /* CONFIG_ARC */
424 #ifdef CONFIG_AUTO_COMPLETE
425 int env_complete(char *var, int maxv, char *cmdv[], int maxsz, char *buf);
427 int get_env_id (void);
429 void pci_init (void);
430 void pci_init_board(void);
432 #if defined(CONFIG_PCI) && defined(CONFIG_4xx)
433 int pci_pre_init (struct pci_controller *);
434 int is_pci_host (struct pci_controller *);
437 #if defined(CONFIG_PCI) && (defined(CONFIG_440) || defined(CONFIG_405EX))
438 # if defined(CONFIG_SYS_PCI_TARGET_INIT)
439 void pci_target_init (struct pci_controller *);
441 # if defined(CONFIG_SYS_PCI_MASTER_INIT)
442 void pci_master_init (struct pci_controller *);
444 #if defined(CONFIG_440SPE) || \
445 defined(CONFIG_460EX) || defined(CONFIG_460GT) || \
446 defined(CONFIG_405EX)
447 void pcie_setup_hoses(int busno);
451 int misc_init_f (void);
452 int misc_init_r (void);
454 /* common/exports.c */
455 void jumptable_init(void);
457 /* common/kallsysm.c */
458 const char *symbol_lookup(unsigned long addr, unsigned long *caddr);
461 void api_init (void);
463 /* common/memsize.c */
464 long get_ram_size (long *, long);
465 phys_size_t get_effective_memsize(void);
467 /* $(BOARD)/$(BOARD).c */
468 void reset_phy (void);
469 void fdc_hw_init (void);
471 /* $(BOARD)/eeprom.c */
472 void eeprom_init (int bus);
473 int eeprom_read (unsigned dev_addr, unsigned offset, uchar *buffer, unsigned cnt);
474 int eeprom_write (unsigned dev_addr, unsigned offset, uchar *buffer, unsigned cnt);
477 * Set this up regardless of board
478 * type, to prevent errors.
480 #if defined(CONFIG_SPI) || !defined(CONFIG_SYS_I2C_EEPROM_ADDR)
481 # define CONFIG_SYS_DEF_EEPROM_ADDR 0
483 #if !defined(CONFIG_ENV_EEPROM_IS_ON_I2C)
484 # define CONFIG_SYS_DEF_EEPROM_ADDR CONFIG_SYS_I2C_EEPROM_ADDR
486 #endif /* CONFIG_SPI || !defined(CONFIG_SYS_I2C_EEPROM_ADDR) */
488 #if defined(CONFIG_SPI)
489 extern void spi_init_f (void);
490 extern void spi_init_r (void);
491 extern ssize_t spi_read (uchar *, int, uchar *, int);
492 extern ssize_t spi_write (uchar *, int, uchar *, int);
495 /* $(BOARD)/$(BOARD).c */
496 int board_early_init_f (void);
497 int board_fix_fdt (void *rw_fdt_blob); /* manipulate the U-Boot fdt before its relocation */
498 int board_late_init (void);
499 int board_postclk_init (void); /* after clocks/timebase, before env/serial */
500 int board_early_init_r (void);
501 void board_poweroff (void);
503 #if defined(CONFIG_SYS_DRAM_TEST)
505 #endif /* CONFIG_SYS_DRAM_TEST */
508 #if defined(CONFIG_5xx) || \
510 uint get_immr (uint);
512 #if defined(CONFIG_MPC5xxx)
517 uint rd_ic_cst (void);
518 void wr_ic_cst (uint);
519 void wr_ic_adr (uint);
520 uint rd_dc_cst (void);
521 void wr_dc_cst (uint);
522 void wr_dc_adr (uint);
523 int icache_status (void);
524 void icache_enable (void);
525 void icache_disable(void);
526 int dcache_status (void);
527 void dcache_enable (void);
528 void dcache_disable(void);
529 void mmu_disable(void);
530 #if defined(CONFIG_ARM)
531 void relocate_code(ulong);
533 void relocate_code(ulong, gd_t *, ulong) __attribute__ ((noreturn));
535 ulong get_endaddr (void);
536 void trap_init (ulong);
537 #if defined (CONFIG_4xx) || \
538 defined (CONFIG_MPC5xxx) || \
539 defined (CONFIG_MPC85xx) || \
540 defined (CONFIG_MPC86xx) || \
541 defined (CONFIG_MPC83xx)
542 unsigned char in8(unsigned int);
543 void out8(unsigned int, unsigned char);
544 unsigned short in16(unsigned int);
545 unsigned short in16r(unsigned int);
546 void out16(unsigned int, unsigned short value);
547 void out16r(unsigned int, unsigned short value);
548 unsigned long in32(unsigned int);
549 unsigned long in32r(unsigned int);
550 void out32(unsigned int, unsigned long value);
551 void out32r(unsigned int, unsigned long value);
552 void ppcDcbf(unsigned long value);
553 void ppcDcbi(unsigned long value);
555 void ppcDcbz(unsigned long value);
557 #if defined (CONFIG_MICROBLAZE)
558 unsigned short in16(unsigned int);
559 void out16(unsigned int, unsigned short value);
562 #if defined (CONFIG_MPC83xx)
563 void ppcDWload(unsigned int *addr, unsigned int *ret);
564 void ppcDWstore(unsigned int *addr, unsigned int *value);
565 void disable_addr_trans(void);
566 void enable_addr_trans(void);
567 #if defined(CONFIG_DDR_ECC) && !defined(CONFIG_ECC_INIT_VIA_DDRCONTROLLER)
568 void ddr_enable_ecc(unsigned int dram_size);
573 static inline int cpumask_next(int cpu, unsigned int mask)
575 for (cpu++; !((1 << cpu) & mask); cpu++)
581 #define for_each_cpu(iter, cpu, num_cpus, mask) \
582 for (iter = 0, cpu = cpumask_next(-1, mask); \
584 iter++, cpu = cpumask_next(cpu, mask)) \
586 int cpu_numcores (void);
587 int cpu_num_dspcores(void);
589 u32 cpu_dsp_mask(void);
590 int is_core_valid (unsigned int);
593 * arch_cpu_init() - basic cpu-dependent setup for an architecture
595 * This is called after early malloc is available. It should handle any
596 * CPU- or SoC- specific init needed to continue the init sequence. See
597 * board_f.c for where it is called. If this is not provided, a default
598 * version (which does nothing) will be used.
600 int arch_cpu_init(void);
603 int checkicache (void);
604 int checkdcache (void);
605 void upmconfig (unsigned int, unsigned int *, unsigned int);
606 ulong get_tbclk (void);
607 void reset_misc (void);
608 void reset_cpu (ulong addr);
609 void ft_cpu_setup(void *blob, bd_t *bd);
610 void ft_pci_setup(void *blob, bd_t *bd);
612 void smp_set_core_boot_addr(unsigned long addr, int corenr);
613 void smp_kick_all_cpus(void);
615 /* $(CPU)/serial.c */
616 int serial_init (void);
617 void serial_setbrg (void);
618 void serial_putc (const char);
619 void serial_putc_raw(const char);
620 void serial_puts (const char *);
621 int serial_getc (void);
622 int serial_tstc (void);
624 /* These versions take a stdio_dev pointer */
626 int serial_stub_getc(struct stdio_dev *sdev);
627 int serial_stub_tstc(struct stdio_dev *sdev);
630 int get_clocks (void);
631 int get_clocks_866 (void);
632 int sdram_adjust_866 (void);
633 int adjust_sdram_tbs_8xx (void);
634 #if defined(CONFIG_MPC8260)
635 int prt_8260_clks (void);
636 #elif defined(CONFIG_MPC5xxx)
637 int prt_mpc5xxx_clks (void);
640 ulong get_OPB_freq (void);
641 ulong get_PCI_freq (void);
643 #if defined(CONFIG_S3C24X0) || \
644 defined(CONFIG_LH7A40X) || \
645 defined(CONFIG_EP93XX)
646 ulong get_FCLK (void);
647 ulong get_HCLK (void);
648 ulong get_PCLK (void);
649 ulong get_UCLK (void);
651 #if defined(CONFIG_LH7A40X)
652 ulong get_PLLCLK (void);
654 #if defined(CONFIG_IMX)
655 ulong get_systemPLLCLK(void);
656 ulong get_FCLK(void);
657 ulong get_HCLK(void);
658 ulong get_BCLK(void);
659 ulong get_PERCLK1(void);
660 ulong get_PERCLK2(void);
661 ulong get_PERCLK3(void);
663 ulong get_bus_freq (ulong);
664 int get_serial_clock(void);
666 #if defined(CONFIG_MPC85xx)
667 typedef MPC85xx_SYS_INFO sys_info_t;
668 void get_sys_info ( sys_info_t * );
669 void ft_fixup_cpu(void *, u64);
670 void ft_fixup_num_cores(void *);
672 #if defined(CONFIG_MPC86xx)
673 typedef MPC86xx_SYS_INFO sys_info_t;
674 void get_sys_info ( sys_info_t * );
675 static inline ulong get_ddr_freq(ulong dummy)
677 return get_bus_freq(dummy);
680 ulong get_ddr_freq(ulong);
683 #if defined(CONFIG_4xx)
684 # if defined(CONFIG_440)
685 # if defined(CONFIG_440SPE)
686 unsigned long determine_sysper(void);
687 unsigned long determine_pci_clock_per(void);
690 typedef PPC4xx_SYS_INFO sys_info_t;
691 int ppc440spe_revB(void);
692 void get_sys_info ( sys_info_t * );
695 /* $(CPU)/cpu_init.c */
696 #if defined(CONFIG_8xx) || defined(CONFIG_MPC8260)
697 void cpu_init_f (volatile immap_t *immr);
699 #if defined(CONFIG_4xx) || defined(CONFIG_MCF52x2) || defined(CONFIG_MPC86xx)
700 void cpu_init_f (void);
702 #ifdef CONFIG_MPC85xx
703 ulong cpu_init_f(void);
706 int cpu_init_r (void);
707 #if defined(CONFIG_MPC8260)
708 int prt_8260_rsr (void);
709 #elif defined(CONFIG_MPC83xx)
710 int prt_83xx_rsr (void);
713 /* $(CPU)/interrupts.c */
714 int interrupt_init (void);
715 void timer_interrupt (struct pt_regs *);
716 void external_interrupt (struct pt_regs *);
717 void irq_install_handler(int, interrupt_handler_t *, void *);
718 void irq_free_handler (int);
719 void reset_timer (void);
721 /* Return value of monotonic microsecond timer */
722 unsigned long timer_get_us(void);
724 void enable_interrupts (void);
725 int disable_interrupts (void);
727 /* $(CPU)/.../commproc.c */
728 int dpram_init (void);
729 uint dpram_base(void);
730 uint dpram_base_align(uint align);
731 uint dpram_alloc(uint size);
732 uint dpram_alloc_align(uint size,uint align);
733 void bootcount_store (ulong);
734 ulong bootcount_load (void);
735 #define BOOTCOUNT_MAGIC 0xB001C041
737 /* $(CPU)/.../<eth> */
738 void mii_init (void);
740 /* $(CPU)/.../lcd.c */
741 ulong lcd_setmem (ulong);
743 /* $(CPU)/.../video.c */
744 ulong video_setmem (ulong);
746 /* arch/$(ARCH)/lib/cache.c */
747 void enable_caches(void);
748 void flush_cache (unsigned long, unsigned long);
749 void flush_dcache_all(void);
750 void flush_dcache_range(unsigned long start, unsigned long stop);
751 void invalidate_dcache_range(unsigned long start, unsigned long stop);
752 void invalidate_dcache_all(void);
753 void invalidate_icache_all(void);
756 /* Disable caches (else flush caches but leave them active) */
757 CBL_DISABLE_CACHES = 1 << 0,
758 CBL_SHOW_BOOTSTAGE_REPORT = 1 << 1,
764 * Clean up ready for linux
766 * @param flags Flags to control what is done
768 int cleanup_before_linux_select(int flags);
770 /* arch/$(ARCH)/lib/ticks.S */
771 uint64_t get_ticks(void);
772 void wait_ticks (unsigned long);
774 /* arch/$(ARCH)/lib/time.c */
775 ulong usec2ticks (unsigned long usec);
776 ulong ticks2usec (unsigned long ticks);
777 int init_timebase (void);
780 int gunzip(void *, int, unsigned char *, unsigned long *);
781 int zunzip(void *dst, int dstlen, unsigned char *src, unsigned long *lenp,
782 int stoponerr, int offset);
785 * gzwrite progress indicators: defined weak to allow board-specific
788 * gzwrite_progress_init called on startup
789 * gzwrite_progress called during decompress/write loop
790 * gzwrite_progress_finish called at end of loop to
791 * indicate success (retcode=0) or failure
793 void gzwrite_progress_init(u64 expected_size);
795 void gzwrite_progress(int iteration,
799 void gzwrite_progress_finish(int retcode,
806 * decompress and write gzipped image from memory to block device
808 * @param src compressed image address
809 * @param len compressed image length in bytes
810 * @param dev block device descriptor
811 * @param szwritebuf bytes per write (pad to erase size)
812 * @param startoffs offset in bytes of first write
813 * @param szexpected expected uncompressed length
814 * may be zero to use gzip trailer
815 * for files under 4GiB
817 int gzwrite(unsigned char *src, int len,
818 struct blk_desc *dev,
819 unsigned long szwritebuf,
823 /* lib/lz4_wrapper.c */
824 int ulz4fn(const void *src, size_t srcn, void *dst, size_t *dstn);
827 void qsort(void *base, size_t nmemb, size_t size,
828 int(*compar)(const void *, const void *));
829 int strcmp_compar(const void *, const void *);
835 #include <vsprintf.h>
838 char * strmhz(char *buf, unsigned long hz);
841 #include <u-boot/crc.h>
845 void srand(unsigned int seed);
846 unsigned int rand(void);
847 unsigned int rand_r(unsigned int *seedp);
850 * STDIO based functions (can always be used)
853 int serial_printf (const char *fmt, ...)
854 __attribute__ ((format (__printf__, 1, 2)));
860 #if !defined(CONFIG_SPL_BUILD) || \
861 (defined(CONFIG_TPL_BUILD) && defined(CONFIG_TPL_SERIAL_SUPPORT)) || \
862 (defined(CONFIG_SPL_BUILD) && !defined(CONFIG_TPL_BUILD) && \
863 defined(CONFIG_SPL_SERIAL_SUPPORT))
864 void putc(const char c);
865 void puts(const char *s);
866 int printf(const char *fmt, ...)
867 __attribute__ ((format (__printf__, 1, 2)));
868 int vprintf(const char *fmt, va_list args);
870 #define putc(...) do { } while (0)
871 #define puts(...) do { } while (0)
872 #define printf(...) do { } while (0)
873 #define vprintf(...) do { } while (0)
877 #define eputc(c) fputc(stderr, c)
878 #define eputs(s) fputs(stderr, s)
879 #define eprintf(fmt,args...) fprintf(stderr,fmt ,##args)
882 * FILE based functions (can only be used AFTER relocation!)
889 int fprintf(int file, const char *fmt, ...)
890 __attribute__ ((format (__printf__, 2, 3)));
891 void fputs(int file, const char *s);
892 void fputc(int file, const char c);
897 int gzip(void *dst, unsigned long *lenp,
898 unsigned char *src, unsigned long srclen);
899 int zzip(void *dst, unsigned long *lenp, unsigned char *src,
900 unsigned long srclen, int stoponerr,
901 int (*func)(unsigned long, unsigned long));
903 /* lib/net_utils.c */
905 static inline struct in_addr getenv_ip(char *var)
907 return string_to_ip(getenv(var));
910 int pcmcia_init (void);
912 #ifdef CONFIG_LED_STATUS
913 # include <status_led.h>
916 #include <bootstage.h>
918 #ifdef CONFIG_SHOW_ACTIVITY
919 void show_activity(int arg);
922 /* Multicore arch functions */
924 int cpu_status(int nr);
925 int cpu_reset(int nr);
926 int cpu_disable(int nr);
927 int cpu_release(int nr, int argc, char * const argv[]);
930 #else /* __ASSEMBLY__ */
932 /* Drop a C type modifier (like in 3UL) for constants used in assembly. */
935 #endif /* __ASSEMBLY__ */
939 * Has to be included outside of the #ifndef __ASSEMBLY__ section.
940 * Otherwise might lead to compilation errors in assembler files.
942 #include <asm/cache.h>
945 /* Put only stuff here that the assembler can digest */
947 /* Declare an unsigned long constant digestable both by C and an assembler. */
948 #define UL(x) _AC(x, UL)
951 #define CONFIG_HAS_POST
952 #ifndef CONFIG_POST_ALT_LIST
953 #define CONFIG_POST_STD_LIST
957 #ifdef CONFIG_INIT_CRITICAL
958 #error CONFIG_INIT_CRITICAL is deprecated!
959 #error Read section CONFIG_SKIP_LOWLEVEL_INIT in README.
962 #define ROUND(a,b) (((a) + (b) - 1) & ~((b) - 1))
965 * check_member() - Check the offset of a structure member
967 * @structure: Name of structure (e.g. global_data)
968 * @member: Name of member (e.g. baudrate)
969 * @offset: Expected offset in bytes
971 #define check_member(structure, member, offset) _Static_assert( \
972 offsetof(struct structure, member) == offset, \
973 "`struct " #structure "` offset for `" #member "` is not " #offset)
975 /* Avoid using CONFIG_EFI_STUB directly as we may boot from other loaders */
976 #ifdef CONFIG_EFI_STUB
977 #define ll_boot_init() false
979 #define ll_boot_init() true
982 /* Pull in stuff for the build system */
984 # include <environment.h>
987 #endif /* __COMMON_H_ */