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_8xx)
34 #include <asm/8xx_immap.h>
35 #if defined(CONFIG_MPC859) || defined(CONFIG_MPC859T) || \
36 defined(CONFIG_MPC866) || \
37 defined(CONFIG_MPC866P)
38 # define CONFIG_MPC866_FAMILY 1
39 #elif defined(CONFIG_MPC885)
40 # define CONFIG_MPC885_FAMILY 1
42 #if defined(CONFIG_MPC860) \
43 || defined(CONFIG_MPC860T) \
44 || defined(CONFIG_MPC866_FAMILY) \
45 || defined(CONFIG_MPC885_FAMILY)
46 # define CONFIG_MPC86x 1
48 #elif defined(CONFIG_5xx)
49 #include <asm/5xx_immap.h>
50 #elif defined(CONFIG_MPC5xxx)
52 #elif defined(CONFIG_MPC512X)
53 #include <asm/immap_512x.h>
54 #elif defined(CONFIG_MPC8260)
55 #if defined(CONFIG_MPC8247) \
56 || defined(CONFIG_MPC8272)
57 #define CONFIG_MPC8272_FAMILY 1
59 #include <asm/immap_8260.h>
63 #include <asm/immap_86xx.h>
67 #include <asm/immap_85xx.h>
71 #include <asm/immap_83xx.h>
74 #include <asm/ppc4xx.h>
76 #ifdef CONFIG_SOC_DA8XX
77 #include <asm/arch/hardware.h>
79 #ifdef CONFIG_FSL_LSCH3
80 #include <asm/arch/immap_lsch3.h>
82 #ifdef CONFIG_FSL_LSCH2
83 #include <asm/arch/immap_lsch2.h>
90 /* Bring in printf format macros if inttypes.h is included */
91 #define __STDC_FORMAT_MACROS
94 #define CONFIG_SYS_SUPPORT_64BIT_DATA
103 #ifdef CONFIG_SPL_BUILD
109 /* Define this at the top of a file to add a prefix to debug messages */
111 #define pr_fmt(fmt) fmt
115 * Output a debug text when condition "cond" is met. The "cond" should be
116 * computed by a preprocessor in the best case, allowing for the best
119 #define debug_cond(cond, fmt, args...) \
122 printf(pr_fmt(fmt), ##args); \
125 /* Show a message if DEBUG is defined in a file */
126 #define debug(fmt, args...) \
127 debug_cond(_DEBUG, fmt, ##args)
129 /* Show a message if not in SPL */
130 #define warn_non_spl(fmt, args...) \
131 debug_cond(!_SPL_BUILD, fmt, ##args)
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).
142 void __assert_fail(const char *assertion, const char *file, unsigned line,
143 const char *function);
145 ({ if (!(x) && _DEBUG) \
146 __assert_fail(#x, __FILE__, __LINE__, __func__); })
148 #define error(fmt, args...) do { \
149 printf("ERROR: " pr_fmt(fmt) "\nat %s:%d/%s()\n", \
150 ##args, __FILE__, __LINE__, __func__); \
155 printf("BUG: failure at %s:%d/%s()!\n", __FILE__, __LINE__, __FUNCTION__); \
158 #define BUG_ON(condition) do { if (unlikely((condition)!=0)) BUG(); } while(0)
161 typedef void (interrupt_handler_t)(void *);
163 #include <asm/u-boot.h> /* boot information for Linux kernel */
164 #include <asm/global_data.h> /* global data used for startup functions */
167 * enable common handling for all TQM8xxL/M boards:
168 * - CONFIG_TQM8xxM will be defined for all TQM8xxM boards
169 * - CONFIG_TQM8xxL will be defined for all TQM8xxL _and_ TQM8xxM boards
170 * and for the TQM885D board
172 #if defined(CONFIG_TQM823M) || defined(CONFIG_TQM850M) || \
173 defined(CONFIG_TQM855M) || defined(CONFIG_TQM860M) || \
174 defined(CONFIG_TQM862M) || defined(CONFIG_TQM866M)
175 # ifndef CONFIG_TQM8xxM
176 # define CONFIG_TQM8xxM
179 #if defined(CONFIG_TQM823L) || defined(CONFIG_TQM850L) || \
180 defined(CONFIG_TQM855L) || defined(CONFIG_TQM860L) || \
181 defined(CONFIG_TQM862L) || defined(CONFIG_TQM8xxM) || \
182 defined(CONFIG_TQM885D)
183 # ifndef CONFIG_TQM8xxL
184 # define CONFIG_TQM8xxL
188 #if defined(CONFIG_ENV_IS_EMBEDDED)
189 #define TOTAL_MALLOC_LEN CONFIG_SYS_MALLOC_LEN
190 #elif ( ((CONFIG_ENV_ADDR+CONFIG_ENV_SIZE) < CONFIG_SYS_MONITOR_BASE) || \
191 (CONFIG_ENV_ADDR >= (CONFIG_SYS_MONITOR_BASE + CONFIG_SYS_MONITOR_LEN)) ) || \
192 defined(CONFIG_ENV_IS_IN_NVRAM)
193 #define TOTAL_MALLOC_LEN (CONFIG_SYS_MALLOC_LEN + CONFIG_ENV_SIZE)
195 #define TOTAL_MALLOC_LEN CONFIG_SYS_MALLOC_LEN
199 * Function Prototypes
204 * dram_init_banksize() - Set up DRAM bank sizes
206 * This can be implemented by boards to set up the DRAM bank information in
207 * gd->bd->bi_dram(). It is called just before relocation, after dram_init()
210 * If this is not provided, a default implementation will try to set up a
211 * single bank. It will do this if CONFIG_NR_DRAM_BANKS and
212 * CONFIG_SYS_SDRAM_BASE are set. The bank will have a start address of
213 * CONFIG_SYS_SDRAM_BASE and the size will be determined by a call to
214 * get_effective_memsize().
216 * @return 0 if OK, -ve on error
218 int dram_init_banksize(void);
220 void hang (void) __attribute__ ((noreturn));
222 int timer_init(void);
225 #include <display_options.h>
228 void main_loop (void);
229 int run_command(const char *cmd, int flag);
230 int run_command_repeatable(const char *cmd, int flag);
233 * Run a list of commands separated by ; or even \0
235 * Note that if 'len' is not -1, then the command does not need to be nul
236 * terminated, Memory will be allocated for the command in that case.
238 * @param cmd List of commands to run, each separated bu semicolon
239 * @param len Length of commands excluding terminator if known (-1 if not)
240 * @param flag Execution flags (CMD_FLAG_...)
241 * @return 0 on success, or != 0 on error.
243 int run_command_list(const char *cmd, int len, int flag);
245 /* arch/$(ARCH)/lib/board.c */
246 void board_init_f(ulong);
247 void board_init_r(gd_t *, ulong) __attribute__ ((noreturn));
250 * ulong board_init_f_alloc_reserve - allocate reserved area
252 * This function is called by each architecture very early in the start-up
253 * code to allow the C runtime to reserve space on the stack for writable
254 * 'globals' such as GD and the malloc arena.
256 * @top: top of the reserve area, growing down.
257 * @return: bottom of reserved area
259 ulong board_init_f_alloc_reserve(ulong top);
262 * board_init_f_init_reserve - initialize the reserved area(s)
264 * This function is called once the C runtime has allocated the reserved
265 * area on the stack. It must initialize the GD at the base of that area.
267 * @base: top from which reservation was done
269 void board_init_f_init_reserve(ulong base);
272 * arch_setup_gd() - Set up the global_data pointer
274 * This pointer is special in some architectures and cannot easily be assigned
275 * to. For example on x86 it is implemented by adding a specific record to its
276 * Global Descriptor Table! So we we provide a function to carry out this task.
277 * For most architectures this can simply be:
281 * @gd_ptr: Pointer to global data
283 void arch_setup_gd(gd_t *gd_ptr);
285 int checkboard(void);
286 int show_board_info(void);
287 int checkflash(void);
289 int last_stage_init(void);
290 extern ulong monitor_flash_len;
291 int mac_read_from_eeprom(void);
292 extern u8 __dtb_dt_begin[]; /* embedded device tree blob */
293 int set_cpu_clk_info(void);
295 int print_cpuinfo(void);
296 int update_flash_size(int flash_size);
297 int arch_early_init_r(void);
300 * setup_board_extra() - Fill in extra details in the bd_t structure
302 * @return 0 if OK, -ve on error
304 int setup_board_extra(void);
307 * arch_fsp_init() - perform firmware support package init
309 * Where U-Boot relies on binary blobs to handle part of the system init, this
310 * function can be used to set up the blobs. This is used on some Intel
313 int arch_fsp_init(void);
316 * arch_cpu_init_dm() - init CPU after driver model is available
318 * This is called immediately after driver model is available before
319 * relocation. This is similar to arch_cpu_init() but is able to reference
322 * @return 0 if OK, -ve on error
324 int arch_cpu_init_dm(void);
327 * Reserve all necessary stacks
329 * This is used in generic board init sequence in common/board_f.c. Each
330 * architecture could provide this function to tailor the required stacks.
332 * On entry gd->start_addr_sp is pointing to the suggested top of the stack.
333 * The callee ensures gd->start_add_sp is 16-byte aligned, so architectures
334 * require only this can leave it untouched.
336 * On exit gd->start_addr_sp and gd->irq_sp should be set to the respective
337 * positions of the stack. The stack pointer(s) will be set to this later.
338 * gd->irq_sp is only required, if the architecture needs it.
340 * @return 0 if no error
342 __weak int arch_reserve_stacks(void);
345 * Show the DRAM size in a board-specific way
347 * This is used by boards to display DRAM information in their own way.
349 * @param size Size of DRAM (which should be displayed along with other info)
351 void board_show_dram(phys_size_t size);
354 * arch_fixup_fdt() - Write arch-specific information to fdt
356 * Defined in arch/$(ARCH)/lib/bootm-fdt.c
358 * @blob: FDT blob to write to
359 * @return 0 if ok, or -ve FDT_ERR_... on failure
361 int arch_fixup_fdt(void *blob);
364 void flash_perror (int);
366 /* common/cmd_source.c */
367 int source (ulong addr, const char *fit_uname);
369 extern ulong load_addr; /* Default Load Address */
370 extern ulong save_addr; /* Default Save Address */
371 extern ulong save_size; /* Default Save Size */
373 /* common/cmd_net.c */
374 int do_tftpb(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]);
376 /* common/cmd_fat.c */
377 int do_fat_fsload(cmd_tbl_t *, int, int, char * const []);
379 /* common/cmd_ext2.c */
380 int do_ext2load(cmd_tbl_t *, int, int, char * const []);
382 /* common/cmd_nvedit.c */
384 void env_relocate (void);
385 int envmatch (uchar *, int);
387 /* Avoid unfortunate conflict with libc's getenv() */
388 #ifdef CONFIG_SANDBOX
389 #define getenv uboot_getenv
391 char *getenv (const char *);
392 int getenv_f (const char *name, char *buf, unsigned len);
393 ulong getenv_ulong(const char *name, int base, ulong default_val);
396 * getenv_hex() - Return an environment variable as a hex value
398 * Decode an environment as a hex number (it may or may not have a 0x
399 * prefix). If the environment variable cannot be found, or does not start
400 * with hex digits, the default value is returned.
402 * @varname: Variable to decode
403 * @default_val: Value to return on error
405 ulong getenv_hex(const char *varname, ulong default_val);
408 * Read an environment variable as a boolean
409 * Return -1 if variable does not exist (default to true)
411 int getenv_yesno(const char *var);
413 int setenv (const char *, const char *);
414 int setenv_ulong(const char *varname, ulong value);
415 int setenv_hex(const char *varname, ulong value);
417 * setenv_addr - Set an environment variable to an address in hex
419 * @varname: Environment variable to set
420 * @addr: Value to set it to
421 * @return 0 if ok, 1 on error
423 static inline int setenv_addr(const char *varname, const void *addr)
425 return setenv_hex(varname, (ulong)addr);
429 # include <asm/mach-types.h>
430 # include <asm/setup.h>
431 # include <asm/u-boot-arm.h> /* ARM version to be fixed! */
432 #endif /* CONFIG_ARM */
433 #ifdef CONFIG_X86 /* x86 version to be fixed! */
434 # include <asm/u-boot-x86.h>
435 #endif /* CONFIG_X86 */
436 #ifdef CONFIG_SANDBOX
437 # include <asm/u-boot-sandbox.h> /* TODO(sjg) what needs to be fixed? */
440 # include <asm/mach-types.h>
441 # include <asm/setup.h>
442 # include <asm/u-boot-nds32.h>
443 #endif /* CONFIG_NDS32 */
445 # include <asm/u-boot-mips.h>
446 #endif /* CONFIG_MIPS */
448 # include <asm/u-boot-arc.h>
449 #endif /* CONFIG_ARC */
451 #ifdef CONFIG_AUTO_COMPLETE
452 int env_complete(char *var, int maxv, char *cmdv[], int maxsz, char *buf);
454 int get_env_id (void);
456 void pci_init (void);
457 void pci_init_board(void);
459 #if defined(CONFIG_PCI) && (defined(CONFIG_440) || defined(CONFIG_405EX))
460 # if defined(CONFIG_SYS_PCI_MASTER_INIT)
461 void pci_master_init (struct pci_controller *);
463 #if defined(CONFIG_440SPE) || \
464 defined(CONFIG_460EX) || defined(CONFIG_460GT) || \
465 defined(CONFIG_405EX)
466 void pcie_setup_hoses(int busno);
470 int misc_init_f (void);
471 int misc_init_r (void);
473 /* common/exports.c */
474 void jumptable_init(void);
476 /* common/kallsysm.c */
477 const char *symbol_lookup(unsigned long addr, unsigned long *caddr);
480 void api_init (void);
482 /* common/memsize.c */
483 long get_ram_size (long *, long);
484 phys_size_t get_effective_memsize(void);
486 /* $(BOARD)/$(BOARD).c */
487 void reset_phy (void);
488 void fdc_hw_init (void);
490 /* $(BOARD)/eeprom.c */
491 #ifdef CONFIG_CMD_EEPROM
492 void eeprom_init (int bus);
493 int eeprom_read (unsigned dev_addr, unsigned offset, uchar *buffer, unsigned cnt);
494 int eeprom_write (unsigned dev_addr, unsigned offset, uchar *buffer, unsigned cnt);
497 * Some EEPROM code is depecated because it used the legacy I2C interface. Add
498 * some macros here so we don't have to touch every one of those uses
500 #define eeprom_init(bus)
501 #define eeprom_read(dev_addr, offset, buffer, cnt) ((void)-ENOSYS)
502 #define eeprom_write(dev_addr, offset, buffer, cnt) ((void)-ENOSYS)
506 * Set this up regardless of board
507 * type, to prevent errors.
509 #if defined(CONFIG_SPI) || !defined(CONFIG_SYS_I2C_EEPROM_ADDR)
510 # define CONFIG_SYS_DEF_EEPROM_ADDR 0
512 #if !defined(CONFIG_ENV_EEPROM_IS_ON_I2C)
513 # define CONFIG_SYS_DEF_EEPROM_ADDR CONFIG_SYS_I2C_EEPROM_ADDR
515 #endif /* CONFIG_SPI || !defined(CONFIG_SYS_I2C_EEPROM_ADDR) */
517 #if defined(CONFIG_SPI)
518 extern void spi_init_f (void);
519 extern void spi_init_r (void);
520 extern ssize_t spi_read (uchar *, int, uchar *, int);
521 extern ssize_t spi_write (uchar *, int, uchar *, int);
524 /* $(BOARD)/$(BOARD).c */
525 int board_early_init_f (void);
526 int board_fix_fdt (void *rw_fdt_blob); /* manipulate the U-Boot fdt before its relocation */
527 int board_late_init (void);
528 int board_postclk_init (void); /* after clocks/timebase, before env/serial */
529 int board_early_init_r (void);
530 void board_poweroff (void);
532 #if defined(CONFIG_SYS_DRAM_TEST)
534 #endif /* CONFIG_SYS_DRAM_TEST */
537 #if defined(CONFIG_5xx) || \
539 uint get_immr (uint);
541 #if defined(CONFIG_MPC5xxx)
546 uint rd_ic_cst (void);
547 void wr_ic_cst (uint);
548 void wr_ic_adr (uint);
549 uint rd_dc_cst (void);
550 void wr_dc_cst (uint);
551 void wr_dc_adr (uint);
552 int icache_status (void);
553 void icache_enable (void);
554 void icache_disable(void);
555 int dcache_status (void);
556 void dcache_enable (void);
557 void dcache_disable(void);
558 void mmu_disable(void);
559 #if defined(CONFIG_ARM)
560 void relocate_code(ulong);
562 void relocate_code(ulong, gd_t *, ulong) __attribute__ ((noreturn));
564 ulong get_endaddr (void);
565 void trap_init (ulong);
566 #if defined (CONFIG_4xx) || \
567 defined (CONFIG_MPC5xxx) || \
568 defined (CONFIG_MPC85xx) || \
569 defined (CONFIG_MPC86xx) || \
570 defined (CONFIG_MPC83xx)
571 unsigned char in8(unsigned int);
572 void out8(unsigned int, unsigned char);
573 unsigned short in16(unsigned int);
574 unsigned short in16r(unsigned int);
575 void out16(unsigned int, unsigned short value);
576 void out16r(unsigned int, unsigned short value);
577 unsigned long in32(unsigned int);
578 unsigned long in32r(unsigned int);
579 void out32(unsigned int, unsigned long value);
580 void out32r(unsigned int, unsigned long value);
581 void ppcDcbf(unsigned long value);
582 void ppcDcbi(unsigned long value);
584 void ppcDcbz(unsigned long value);
586 #if defined (CONFIG_MICROBLAZE)
587 unsigned short in16(unsigned int);
588 void out16(unsigned int, unsigned short value);
591 #if defined (CONFIG_MPC83xx)
592 void ppcDWload(unsigned int *addr, unsigned int *ret);
593 void ppcDWstore(unsigned int *addr, unsigned int *value);
594 void disable_addr_trans(void);
595 void enable_addr_trans(void);
596 #if defined(CONFIG_DDR_ECC) && !defined(CONFIG_ECC_INIT_VIA_DDRCONTROLLER)
597 void ddr_enable_ecc(unsigned int dram_size);
602 static inline int cpumask_next(int cpu, unsigned int mask)
604 for (cpu++; !((1 << cpu) & mask); cpu++)
610 #define for_each_cpu(iter, cpu, num_cpus, mask) \
611 for (iter = 0, cpu = cpumask_next(-1, mask); \
613 iter++, cpu = cpumask_next(cpu, mask)) \
615 int cpu_numcores (void);
616 int cpu_num_dspcores(void);
618 u32 cpu_dsp_mask(void);
619 int is_core_valid (unsigned int);
622 * arch_cpu_init() - basic cpu-dependent setup for an architecture
624 * This is called after early malloc is available. It should handle any
625 * CPU- or SoC- specific init needed to continue the init sequence. See
626 * board_f.c for where it is called. If this is not provided, a default
627 * version (which does nothing) will be used.
629 int arch_cpu_init(void);
632 int checkicache (void);
633 int checkdcache (void);
634 void upmconfig (unsigned int, unsigned int *, unsigned int);
635 ulong get_tbclk (void);
636 void reset_misc (void);
637 void reset_cpu (ulong addr);
638 void ft_cpu_setup(void *blob, bd_t *bd);
639 void ft_pci_setup(void *blob, bd_t *bd);
641 void smp_set_core_boot_addr(unsigned long addr, int corenr);
642 void smp_kick_all_cpus(void);
644 /* $(CPU)/serial.c */
645 int serial_init (void);
646 void serial_setbrg (void);
647 void serial_putc (const char);
648 void serial_putc_raw(const char);
649 void serial_puts (const char *);
650 int serial_getc (void);
651 int serial_tstc (void);
653 /* These versions take a stdio_dev pointer */
655 int serial_stub_getc(struct stdio_dev *sdev);
656 int serial_stub_tstc(struct stdio_dev *sdev);
659 int get_clocks (void);
660 #if defined(CONFIG_MPC5xxx)
661 int prt_mpc5xxx_clks (void);
664 ulong get_OPB_freq (void);
665 ulong get_PCI_freq (void);
667 #if defined(CONFIG_S3C24X0) || \
668 defined(CONFIG_LH7A40X) || \
669 defined(CONFIG_EP93XX)
670 ulong get_FCLK (void);
671 ulong get_HCLK (void);
672 ulong get_PCLK (void);
673 ulong get_UCLK (void);
675 #if defined(CONFIG_LH7A40X)
676 ulong get_PLLCLK (void);
678 #if defined(CONFIG_IMX)
679 ulong get_systemPLLCLK(void);
680 ulong get_FCLK(void);
681 ulong get_HCLK(void);
682 ulong get_BCLK(void);
683 ulong get_PERCLK1(void);
684 ulong get_PERCLK2(void);
685 ulong get_PERCLK3(void);
687 ulong get_bus_freq (ulong);
688 int get_serial_clock(void);
690 #if defined(CONFIG_MPC85xx)
691 typedef MPC85xx_SYS_INFO sys_info_t;
692 void get_sys_info ( sys_info_t * );
693 void ft_fixup_cpu(void *, u64);
694 void ft_fixup_num_cores(void *);
696 #if defined(CONFIG_MPC86xx)
697 typedef MPC86xx_SYS_INFO sys_info_t;
698 void get_sys_info ( sys_info_t * );
699 static inline ulong get_ddr_freq(ulong dummy)
701 return get_bus_freq(dummy);
704 ulong get_ddr_freq(ulong);
707 #if defined(CONFIG_4xx)
708 # if defined(CONFIG_440)
709 # if defined(CONFIG_440SPE)
710 unsigned long determine_sysper(void);
711 unsigned long determine_pci_clock_per(void);
714 typedef PPC4xx_SYS_INFO sys_info_t;
715 int ppc440spe_revB(void);
716 void get_sys_info ( sys_info_t * );
719 /* $(CPU)/cpu_init.c */
720 #if defined(CONFIG_8xx) || defined(CONFIG_MPC8260)
721 void cpu_init_f (volatile immap_t *immr);
723 #if defined(CONFIG_4xx) || defined(CONFIG_MCF52x2) || defined(CONFIG_MPC86xx)
724 void cpu_init_f (void);
726 #ifdef CONFIG_MPC85xx
727 ulong cpu_init_f(void);
730 int cpu_init_r (void);
732 /* $(CPU)/interrupts.c */
733 int interrupt_init (void);
734 void timer_interrupt (struct pt_regs *);
735 void external_interrupt (struct pt_regs *);
736 void irq_install_handler(int, interrupt_handler_t *, void *);
737 void irq_free_handler (int);
738 void reset_timer (void);
740 /* Return value of monotonic microsecond timer */
741 unsigned long timer_get_us(void);
743 void enable_interrupts (void);
744 int disable_interrupts (void);
746 /* $(CPU)/.../commproc.c */
747 int dpram_init (void);
748 uint dpram_base(void);
749 uint dpram_base_align(uint align);
750 uint dpram_alloc(uint size);
751 uint dpram_alloc_align(uint size,uint align);
752 void bootcount_store (ulong);
753 ulong bootcount_load (void);
754 #define BOOTCOUNT_MAGIC 0xB001C041
756 /* $(CPU)/.../<eth> */
757 void mii_init (void);
759 /* $(CPU)/.../lcd.c */
760 ulong lcd_setmem (ulong);
762 /* $(CPU)/.../video.c */
763 ulong video_setmem (ulong);
765 /* arch/$(ARCH)/lib/cache.c */
766 void enable_caches(void);
767 void flush_cache (unsigned long, unsigned long);
768 void flush_dcache_all(void);
769 void flush_dcache_range(unsigned long start, unsigned long stop);
770 void invalidate_dcache_range(unsigned long start, unsigned long stop);
771 void invalidate_dcache_all(void);
772 void invalidate_icache_all(void);
775 /* Disable caches (else flush caches but leave them active) */
776 CBL_DISABLE_CACHES = 1 << 0,
777 CBL_SHOW_BOOTSTAGE_REPORT = 1 << 1,
783 * Clean up ready for linux
785 * @param flags Flags to control what is done
787 int cleanup_before_linux_select(int flags);
789 /* arch/$(ARCH)/lib/ticks.S */
790 uint64_t get_ticks(void);
791 void wait_ticks (unsigned long);
793 /* arch/$(ARCH)/lib/time.c */
794 ulong usec2ticks (unsigned long usec);
795 ulong ticks2usec (unsigned long ticks);
798 int gunzip(void *, int, unsigned char *, unsigned long *);
799 int zunzip(void *dst, int dstlen, unsigned char *src, unsigned long *lenp,
800 int stoponerr, int offset);
803 * gzwrite progress indicators: defined weak to allow board-specific
806 * gzwrite_progress_init called on startup
807 * gzwrite_progress called during decompress/write loop
808 * gzwrite_progress_finish called at end of loop to
809 * indicate success (retcode=0) or failure
811 void gzwrite_progress_init(u64 expected_size);
813 void gzwrite_progress(int iteration,
817 void gzwrite_progress_finish(int retcode,
824 * decompress and write gzipped image from memory to block device
826 * @param src compressed image address
827 * @param len compressed image length in bytes
828 * @param dev block device descriptor
829 * @param szwritebuf bytes per write (pad to erase size)
830 * @param startoffs offset in bytes of first write
831 * @param szexpected expected uncompressed length
832 * may be zero to use gzip trailer
833 * for files under 4GiB
835 int gzwrite(unsigned char *src, int len,
836 struct blk_desc *dev,
837 unsigned long szwritebuf,
841 /* lib/lz4_wrapper.c */
842 int ulz4fn(const void *src, size_t srcn, void *dst, size_t *dstn);
845 void qsort(void *base, size_t nmemb, size_t size,
846 int(*compar)(const void *, const void *));
847 int strcmp_compar(const void *, const void *);
853 #include <vsprintf.h>
856 char * strmhz(char *buf, unsigned long hz);
859 #include <u-boot/crc.h>
863 void srand(unsigned int seed);
864 unsigned int rand(void);
865 unsigned int rand_r(unsigned int *seedp);
868 * STDIO based functions (can always be used)
871 int serial_printf (const char *fmt, ...)
872 __attribute__ ((format (__printf__, 1, 2)));
878 #if !defined(CONFIG_SPL_BUILD) || \
879 (defined(CONFIG_TPL_BUILD) && defined(CONFIG_TPL_SERIAL_SUPPORT)) || \
880 (defined(CONFIG_SPL_BUILD) && !defined(CONFIG_TPL_BUILD) && \
881 defined(CONFIG_SPL_SERIAL_SUPPORT))
882 void putc(const char c);
883 void puts(const char *s);
884 int printf(const char *fmt, ...)
885 __attribute__ ((format (__printf__, 1, 2)));
886 int vprintf(const char *fmt, va_list args);
888 #define putc(...) do { } while (0)
889 #define puts(...) do { } while (0)
890 #define printf(...) do { } while (0)
891 #define vprintf(...) do { } while (0)
895 #define eputc(c) fputc(stderr, c)
896 #define eputs(s) fputs(stderr, s)
897 #define eprintf(fmt,args...) fprintf(stderr,fmt ,##args)
900 * FILE based functions (can only be used AFTER relocation!)
907 int fprintf(int file, const char *fmt, ...)
908 __attribute__ ((format (__printf__, 2, 3)));
909 void fputs(int file, const char *s);
910 void fputc(int file, const char c);
915 int gzip(void *dst, unsigned long *lenp,
916 unsigned char *src, unsigned long srclen);
917 int zzip(void *dst, unsigned long *lenp, unsigned char *src,
918 unsigned long srclen, int stoponerr,
919 int (*func)(unsigned long, unsigned long));
921 /* lib/net_utils.c */
923 static inline struct in_addr getenv_ip(char *var)
925 return string_to_ip(getenv(var));
928 int pcmcia_init (void);
930 #ifdef CONFIG_LED_STATUS
931 # include <status_led.h>
934 #include <bootstage.h>
936 #ifdef CONFIG_SHOW_ACTIVITY
937 void show_activity(int arg);
940 /* Multicore arch functions */
942 int cpu_status(int nr);
943 int cpu_reset(int nr);
944 int cpu_disable(int nr);
945 int cpu_release(int nr, int argc, char * const argv[]);
948 #else /* __ASSEMBLY__ */
950 /* Drop a C type modifier (like in 3UL) for constants used in assembly. */
953 #endif /* __ASSEMBLY__ */
957 * Has to be included outside of the #ifndef __ASSEMBLY__ section.
958 * Otherwise might lead to compilation errors in assembler files.
960 #include <asm/cache.h>
963 /* Put only stuff here that the assembler can digest */
965 /* Declare an unsigned long constant digestable both by C and an assembler. */
966 #define UL(x) _AC(x, UL)
969 #define CONFIG_HAS_POST
970 #ifndef CONFIG_POST_ALT_LIST
971 #define CONFIG_POST_STD_LIST
975 #ifdef CONFIG_INIT_CRITICAL
976 #error CONFIG_INIT_CRITICAL is deprecated!
977 #error Read section CONFIG_SKIP_LOWLEVEL_INIT in README.
980 #define ROUND(a,b) (((a) + (b) - 1) & ~((b) - 1))
983 * check_member() - Check the offset of a structure member
985 * @structure: Name of structure (e.g. global_data)
986 * @member: Name of member (e.g. baudrate)
987 * @offset: Expected offset in bytes
989 #define check_member(structure, member, offset) _Static_assert( \
990 offsetof(struct structure, member) == offset, \
991 "`struct " #structure "` offset for `" #member "` is not " #offset)
993 /* Avoid using CONFIG_EFI_STUB directly as we may boot from other loaders */
994 #ifdef CONFIG_EFI_STUB
995 #define ll_boot_init() false
997 #define ll_boot_init() true
1000 /* Pull in stuff for the build system */
1002 # include <environment.h>
1005 #endif /* __COMMON_H_ */