| /* |
| * (C) Copyright 2000-2009 |
| * Wolfgang Denk, DENX Software Engineering, wd@denx.de. |
| * |
| * SPDX-License-Identifier: GPL-2.0+ |
| */ |
| |
| #ifndef __COMMON_H_ |
| #define __COMMON_H_ 1 |
| |
| #ifndef __ASSEMBLY__ /* put C only stuff in this section */ |
| |
| typedef unsigned char uchar; |
| typedef volatile unsigned long vu_long; |
| typedef volatile unsigned short vu_short; |
| typedef volatile unsigned char vu_char; |
| |
| /* Allow sharing constants with type modifiers between C and assembly. */ |
| #define _AC(X, Y) (X##Y) |
| |
| #include <config.h> |
| #include <errno.h> |
| #include <time.h> |
| #include <asm-offsets.h> |
| #include <linux/bitops.h> |
| #include <linux/delay.h> |
| #include <linux/types.h> |
| #include <linux/string.h> |
| #include <linux/stringify.h> |
| #include <asm/ptrace.h> |
| #include <stdarg.h> |
| #include <linux/kernel.h> |
| #if defined(CONFIG_8xx) |
| #include <asm/8xx_immap.h> |
| #if defined(CONFIG_MPC859) || defined(CONFIG_MPC859T) || \ |
| defined(CONFIG_MPC866) || \ |
| defined(CONFIG_MPC866P) |
| # define CONFIG_MPC866_FAMILY 1 |
| #elif defined(CONFIG_MPC885) |
| # define CONFIG_MPC885_FAMILY 1 |
| #endif |
| #if defined(CONFIG_MPC860) \ |
| || defined(CONFIG_MPC860T) \ |
| || defined(CONFIG_MPC866_FAMILY) \ |
| || defined(CONFIG_MPC885_FAMILY) |
| # define CONFIG_MPC86x 1 |
| #endif |
| #elif defined(CONFIG_5xx) |
| #include <asm/5xx_immap.h> |
| #elif defined(CONFIG_MPC5xxx) |
| #include <mpc5xxx.h> |
| #elif defined(CONFIG_MPC512X) |
| #include <asm/immap_512x.h> |
| #elif defined(CONFIG_MPC8260) |
| #if defined(CONFIG_MPC8247) \ |
| || defined(CONFIG_MPC8272) |
| #define CONFIG_MPC8272_FAMILY 1 |
| #endif |
| #include <asm/immap_8260.h> |
| #endif |
| #ifdef CONFIG_MPC86xx |
| #include <mpc86xx.h> |
| #include <asm/immap_86xx.h> |
| #endif |
| #ifdef CONFIG_MPC85xx |
| #include <mpc85xx.h> |
| #include <asm/immap_85xx.h> |
| #endif |
| #ifdef CONFIG_MPC83xx |
| #include <mpc83xx.h> |
| #include <asm/immap_83xx.h> |
| #endif |
| #ifdef CONFIG_4xx |
| #include <asm/ppc4xx.h> |
| #endif |
| #ifdef CONFIG_SOC_DA8XX |
| #include <asm/arch/hardware.h> |
| #endif |
| #ifdef CONFIG_FSL_LSCH3 |
| #include <asm/arch/immap_lsch3.h> |
| #endif |
| #ifdef CONFIG_FSL_LSCH2 |
| #include <asm/arch/immap_lsch2.h> |
| #endif |
| |
| #include <part.h> |
| #include <flash.h> |
| #include <image.h> |
| |
| /* Bring in printf format macros if inttypes.h is included */ |
| #define __STDC_FORMAT_MACROS |
| |
| #ifdef __LP64__ |
| #define CONFIG_SYS_SUPPORT_64BIT_DATA |
| #endif |
| |
| #ifdef DEBUG |
| #define _DEBUG 1 |
| #else |
| #define _DEBUG 0 |
| #endif |
| |
| #ifdef CONFIG_SPL_BUILD |
| #define _SPL_BUILD 1 |
| #else |
| #define _SPL_BUILD 0 |
| #endif |
| |
| /* Define this at the top of a file to add a prefix to debug messages */ |
| #ifndef pr_fmt |
| #define pr_fmt(fmt) fmt |
| #endif |
| |
| /* |
| * Output a debug text when condition "cond" is met. The "cond" should be |
| * computed by a preprocessor in the best case, allowing for the best |
| * optimization. |
| */ |
| #define debug_cond(cond, fmt, args...) \ |
| do { \ |
| if (cond) \ |
| printf(pr_fmt(fmt), ##args); \ |
| } while (0) |
| |
| /* Show a message if DEBUG is defined in a file */ |
| #define debug(fmt, args...) \ |
| debug_cond(_DEBUG, fmt, ##args) |
| |
| /* Show a message if not in SPL */ |
| #define warn_non_spl(fmt, args...) \ |
| debug_cond(!_SPL_BUILD, fmt, ##args) |
| |
| /* |
| * An assertion is run-time check done in debug mode only. If DEBUG is not |
| * defined then it is skipped. If DEBUG is defined and the assertion fails, |
| * then it calls panic*( which may or may not reset/halt U-Boot (see |
| * CONFIG_PANIC_HANG), It is hoped that all failing assertions are found |
| * before release, and after release it is hoped that they don't matter. But |
| * in any case these failing assertions cannot be fixed with a reset (which |
| * may just do the same assertion again). |
| */ |
| void __assert_fail(const char *assertion, const char *file, unsigned line, |
| const char *function); |
| #define assert(x) \ |
| ({ if (!(x) && _DEBUG) \ |
| __assert_fail(#x, __FILE__, __LINE__, __func__); }) |
| |
| #define error(fmt, args...) do { \ |
| printf("ERROR: " pr_fmt(fmt) "\nat %s:%d/%s()\n", \ |
| ##args, __FILE__, __LINE__, __func__); \ |
| } while (0) |
| |
| #ifndef BUG |
| #define BUG() do { \ |
| printf("BUG: failure at %s:%d/%s()!\n", __FILE__, __LINE__, __FUNCTION__); \ |
| panic("BUG!"); \ |
| } while (0) |
| #define BUG_ON(condition) do { if (unlikely((condition)!=0)) BUG(); } while(0) |
| #endif /* BUG */ |
| |
| typedef void (interrupt_handler_t)(void *); |
| |
| #include <asm/u-boot.h> /* boot information for Linux kernel */ |
| #include <asm/global_data.h> /* global data used for startup functions */ |
| |
| /* |
| * enable common handling for all TQM8xxL/M boards: |
| * - CONFIG_TQM8xxM will be defined for all TQM8xxM boards |
| * - CONFIG_TQM8xxL will be defined for all TQM8xxL _and_ TQM8xxM boards |
| * and for the TQM885D board |
| */ |
| #if defined(CONFIG_TQM823M) || defined(CONFIG_TQM850M) || \ |
| defined(CONFIG_TQM855M) || defined(CONFIG_TQM860M) || \ |
| defined(CONFIG_TQM862M) || defined(CONFIG_TQM866M) |
| # ifndef CONFIG_TQM8xxM |
| # define CONFIG_TQM8xxM |
| # endif |
| #endif |
| #if defined(CONFIG_TQM823L) || defined(CONFIG_TQM850L) || \ |
| defined(CONFIG_TQM855L) || defined(CONFIG_TQM860L) || \ |
| defined(CONFIG_TQM862L) || defined(CONFIG_TQM8xxM) || \ |
| defined(CONFIG_TQM885D) |
| # ifndef CONFIG_TQM8xxL |
| # define CONFIG_TQM8xxL |
| # endif |
| #endif |
| |
| #if defined(CONFIG_ENV_IS_EMBEDDED) |
| #define TOTAL_MALLOC_LEN CONFIG_SYS_MALLOC_LEN |
| #elif ( ((CONFIG_ENV_ADDR+CONFIG_ENV_SIZE) < CONFIG_SYS_MONITOR_BASE) || \ |
| (CONFIG_ENV_ADDR >= (CONFIG_SYS_MONITOR_BASE + CONFIG_SYS_MONITOR_LEN)) ) || \ |
| defined(CONFIG_ENV_IS_IN_NVRAM) |
| #define TOTAL_MALLOC_LEN (CONFIG_SYS_MALLOC_LEN + CONFIG_ENV_SIZE) |
| #else |
| #define TOTAL_MALLOC_LEN CONFIG_SYS_MALLOC_LEN |
| #endif |
| |
| /* |
| * Function Prototypes |
| */ |
| int dram_init(void); |
| |
| /** |
| * dram_init_banksize() - Set up DRAM bank sizes |
| * |
| * This can be implemented by boards to set up the DRAM bank information in |
| * gd->bd->bi_dram(). It is called just before relocation, after dram_init() |
| * is called. |
| * |
| * If this is not provided, a default implementation will try to set up a |
| * single bank. It will do this if CONFIG_NR_DRAM_BANKS and |
| * CONFIG_SYS_SDRAM_BASE are set. The bank will have a start address of |
| * CONFIG_SYS_SDRAM_BASE and the size will be determined by a call to |
| * get_effective_memsize(). |
| * |
| * @return 0 if OK, -ve on error |
| */ |
| int dram_init_banksize(void); |
| |
| void hang (void) __attribute__ ((noreturn)); |
| |
| int timer_init(void); |
| int cpu_init(void); |
| |
| #include <display_options.h> |
| |
| /* common/main.c */ |
| void main_loop (void); |
| int run_command(const char *cmd, int flag); |
| int run_command_repeatable(const char *cmd, int flag); |
| |
| /** |
| * Run a list of commands separated by ; or even \0 |
| * |
| * Note that if 'len' is not -1, then the command does not need to be nul |
| * terminated, Memory will be allocated for the command in that case. |
| * |
| * @param cmd List of commands to run, each separated bu semicolon |
| * @param len Length of commands excluding terminator if known (-1 if not) |
| * @param flag Execution flags (CMD_FLAG_...) |
| * @return 0 on success, or != 0 on error. |
| */ |
| int run_command_list(const char *cmd, int len, int flag); |
| |
| /* arch/$(ARCH)/lib/board.c */ |
| void board_init_f(ulong); |
| void board_init_r(gd_t *, ulong) __attribute__ ((noreturn)); |
| |
| /** |
| * ulong board_init_f_alloc_reserve - allocate reserved area |
| * |
| * This function is called by each architecture very early in the start-up |
| * code to allow the C runtime to reserve space on the stack for writable |
| * 'globals' such as GD and the malloc arena. |
| * |
| * @top: top of the reserve area, growing down. |
| * @return: bottom of reserved area |
| */ |
| ulong board_init_f_alloc_reserve(ulong top); |
| |
| /** |
| * board_init_f_init_reserve - initialize the reserved area(s) |
| * |
| * This function is called once the C runtime has allocated the reserved |
| * area on the stack. It must initialize the GD at the base of that area. |
| * |
| * @base: top from which reservation was done |
| */ |
| void board_init_f_init_reserve(ulong base); |
| |
| /** |
| * arch_setup_gd() - Set up the global_data pointer |
| * |
| * This pointer is special in some architectures and cannot easily be assigned |
| * to. For example on x86 it is implemented by adding a specific record to its |
| * Global Descriptor Table! So we we provide a function to carry out this task. |
| * For most architectures this can simply be: |
| * |
| * gd = gd_ptr; |
| * |
| * @gd_ptr: Pointer to global data |
| */ |
| void arch_setup_gd(gd_t *gd_ptr); |
| |
| int checkboard(void); |
| int show_board_info(void); |
| int checkflash(void); |
| int checkdram(void); |
| int last_stage_init(void); |
| extern ulong monitor_flash_len; |
| int mac_read_from_eeprom(void); |
| extern u8 __dtb_dt_begin[]; /* embedded device tree blob */ |
| int set_cpu_clk_info(void); |
| int mdm_init(void); |
| int print_cpuinfo(void); |
| int update_flash_size(int flash_size); |
| int arch_early_init_r(void); |
| |
| /* |
| * setup_board_extra() - Fill in extra details in the bd_t structure |
| * |
| * @return 0 if OK, -ve on error |
| */ |
| int setup_board_extra(void); |
| |
| /** |
| * arch_fsp_init() - perform firmware support package init |
| * |
| * Where U-Boot relies on binary blobs to handle part of the system init, this |
| * function can be used to set up the blobs. This is used on some Intel |
| * platforms. |
| */ |
| int arch_fsp_init(void); |
| |
| /** |
| * arch_cpu_init_dm() - init CPU after driver model is available |
| * |
| * This is called immediately after driver model is available before |
| * relocation. This is similar to arch_cpu_init() but is able to reference |
| * devices |
| * |
| * @return 0 if OK, -ve on error |
| */ |
| int arch_cpu_init_dm(void); |
| |
| /** |
| * Reserve all necessary stacks |
| * |
| * This is used in generic board init sequence in common/board_f.c. Each |
| * architecture could provide this function to tailor the required stacks. |
| * |
| * On entry gd->start_addr_sp is pointing to the suggested top of the stack. |
| * The callee ensures gd->start_add_sp is 16-byte aligned, so architectures |
| * require only this can leave it untouched. |
| * |
| * On exit gd->start_addr_sp and gd->irq_sp should be set to the respective |
| * positions of the stack. The stack pointer(s) will be set to this later. |
| * gd->irq_sp is only required, if the architecture needs it. |
| * |
| * @return 0 if no error |
| */ |
| __weak int arch_reserve_stacks(void); |
| |
| /** |
| * Show the DRAM size in a board-specific way |
| * |
| * This is used by boards to display DRAM information in their own way. |
| * |
| * @param size Size of DRAM (which should be displayed along with other info) |
| */ |
| void board_show_dram(phys_size_t size); |
| |
| /** |
| * arch_fixup_fdt() - Write arch-specific information to fdt |
| * |
| * Defined in arch/$(ARCH)/lib/bootm-fdt.c |
| * |
| * @blob: FDT blob to write to |
| * @return 0 if ok, or -ve FDT_ERR_... on failure |
| */ |
| int arch_fixup_fdt(void *blob); |
| |
| /* common/flash.c */ |
| void flash_perror (int); |
| |
| /* common/cmd_source.c */ |
| int source (ulong addr, const char *fit_uname); |
| |
| extern ulong load_addr; /* Default Load Address */ |
| extern ulong save_addr; /* Default Save Address */ |
| extern ulong save_size; /* Default Save Size */ |
| |
| /* common/cmd_net.c */ |
| int do_tftpb(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]); |
| |
| /* common/cmd_fat.c */ |
| int do_fat_fsload(cmd_tbl_t *, int, int, char * const []); |
| |
| /* common/cmd_ext2.c */ |
| int do_ext2load(cmd_tbl_t *, int, int, char * const []); |
| |
| /* common/cmd_nvedit.c */ |
| int env_init (void); |
| void env_relocate (void); |
| int envmatch (uchar *, int); |
| |
| /* Avoid unfortunate conflict with libc's getenv() */ |
| #ifdef CONFIG_SANDBOX |
| #define getenv uboot_getenv |
| #endif |
| char *getenv (const char *); |
| int getenv_f (const char *name, char *buf, unsigned len); |
| ulong getenv_ulong(const char *name, int base, ulong default_val); |
| |
| /** |
| * getenv_hex() - Return an environment variable as a hex value |
| * |
| * Decode an environment as a hex number (it may or may not have a 0x |
| * prefix). If the environment variable cannot be found, or does not start |
| * with hex digits, the default value is returned. |
| * |
| * @varname: Variable to decode |
| * @default_val: Value to return on error |
| */ |
| ulong getenv_hex(const char *varname, ulong default_val); |
| |
| /* |
| * Read an environment variable as a boolean |
| * Return -1 if variable does not exist (default to true) |
| */ |
| int getenv_yesno(const char *var); |
| int saveenv (void); |
| int setenv (const char *, const char *); |
| int setenv_ulong(const char *varname, ulong value); |
| int setenv_hex(const char *varname, ulong value); |
| /** |
| * setenv_addr - Set an environment variable to an address in hex |
| * |
| * @varname: Environment variable to set |
| * @addr: Value to set it to |
| * @return 0 if ok, 1 on error |
| */ |
| static inline int setenv_addr(const char *varname, const void *addr) |
| { |
| return setenv_hex(varname, (ulong)addr); |
| } |
| |
| #ifdef CONFIG_ARM |
| # include <asm/mach-types.h> |
| # include <asm/setup.h> |
| # include <asm/u-boot-arm.h> /* ARM version to be fixed! */ |
| #endif /* CONFIG_ARM */ |
| #ifdef CONFIG_X86 /* x86 version to be fixed! */ |
| # include <asm/u-boot-x86.h> |
| #endif /* CONFIG_X86 */ |
| #ifdef CONFIG_SANDBOX |
| # include <asm/u-boot-sandbox.h> /* TODO(sjg) what needs to be fixed? */ |
| #endif |
| #ifdef CONFIG_NDS32 |
| # include <asm/mach-types.h> |
| # include <asm/setup.h> |
| # include <asm/u-boot-nds32.h> |
| #endif /* CONFIG_NDS32 */ |
| #ifdef CONFIG_MIPS |
| # include <asm/u-boot-mips.h> |
| #endif /* CONFIG_MIPS */ |
| #ifdef CONFIG_ARC |
| # include <asm/u-boot.h> |
| #endif /* CONFIG_ARC */ |
| |
| #ifdef CONFIG_AUTO_COMPLETE |
| int env_complete(char *var, int maxv, char *cmdv[], int maxsz, char *buf); |
| #endif |
| int get_env_id (void); |
| |
| void pci_init (void); |
| void pci_init_board(void); |
| |
| int misc_init_f (void); |
| int misc_init_r (void); |
| |
| /* common/exports.c */ |
| void jumptable_init(void); |
| |
| /* common/kallsysm.c */ |
| const char *symbol_lookup(unsigned long addr, unsigned long *caddr); |
| |
| /* common/memsize.c */ |
| long get_ram_size (long *, long); |
| phys_size_t get_effective_memsize(void); |
| |
| /* $(BOARD)/$(BOARD).c */ |
| void reset_phy (void); |
| void fdc_hw_init (void); |
| |
| /* $(BOARD)/eeprom.c */ |
| #ifdef CONFIG_CMD_EEPROM |
| void eeprom_init (int bus); |
| int eeprom_read (unsigned dev_addr, unsigned offset, uchar *buffer, unsigned cnt); |
| int eeprom_write (unsigned dev_addr, unsigned offset, uchar *buffer, unsigned cnt); |
| #else |
| /* |
| * Some EEPROM code is depecated because it used the legacy I2C interface. Add |
| * some macros here so we don't have to touch every one of those uses |
| */ |
| #define eeprom_init(bus) |
| #define eeprom_read(dev_addr, offset, buffer, cnt) ((void)-ENOSYS) |
| #define eeprom_write(dev_addr, offset, buffer, cnt) ((void)-ENOSYS) |
| #endif |
| |
| /* |
| * Set this up regardless of board |
| * type, to prevent errors. |
| */ |
| #if defined(CONFIG_SPI) || !defined(CONFIG_SYS_I2C_EEPROM_ADDR) |
| # define CONFIG_SYS_DEF_EEPROM_ADDR 0 |
| #else |
| #if !defined(CONFIG_ENV_EEPROM_IS_ON_I2C) |
| # define CONFIG_SYS_DEF_EEPROM_ADDR CONFIG_SYS_I2C_EEPROM_ADDR |
| #endif |
| #endif /* CONFIG_SPI || !defined(CONFIG_SYS_I2C_EEPROM_ADDR) */ |
| |
| #if defined(CONFIG_SPI) |
| extern void spi_init_f (void); |
| extern void spi_init_r (void); |
| extern ssize_t spi_read (uchar *, int, uchar *, int); |
| extern ssize_t spi_write (uchar *, int, uchar *, int); |
| #endif |
| |
| /* $(BOARD)/$(BOARD).c */ |
| int board_early_init_f (void); |
| int board_fix_fdt (void *rw_fdt_blob); /* manipulate the U-Boot fdt before its relocation */ |
| int board_late_init (void); |
| int board_postclk_init (void); /* after clocks/timebase, before env/serial */ |
| int board_early_init_r (void); |
| void board_poweroff (void); |
| |
| #if defined(CONFIG_SYS_DRAM_TEST) |
| int testdram(void); |
| #endif /* CONFIG_SYS_DRAM_TEST */ |
| |
| /* $(CPU)/start.S */ |
| #if defined(CONFIG_5xx) || \ |
| defined(CONFIG_8xx) |
| uint get_immr (uint); |
| #endif |
| #if defined(CONFIG_MPC5xxx) |
| uint get_svr (void); |
| #endif |
| uint get_pvr (void); |
| uint get_svr (void); |
| uint rd_ic_cst (void); |
| void wr_ic_cst (uint); |
| void wr_ic_adr (uint); |
| uint rd_dc_cst (void); |
| void wr_dc_cst (uint); |
| void wr_dc_adr (uint); |
| int icache_status (void); |
| void icache_enable (void); |
| void icache_disable(void); |
| int dcache_status (void); |
| void dcache_enable (void); |
| void dcache_disable(void); |
| void mmu_disable(void); |
| #if defined(CONFIG_ARM) |
| void relocate_code(ulong); |
| #else |
| void relocate_code(ulong, gd_t *, ulong) __attribute__ ((noreturn)); |
| #endif |
| ulong get_endaddr (void); |
| void trap_init (ulong); |
| #if defined (CONFIG_4xx) || \ |
| defined (CONFIG_MPC5xxx) || \ |
| defined (CONFIG_MPC85xx) || \ |
| defined (CONFIG_MPC86xx) || \ |
| defined (CONFIG_MPC83xx) |
| unsigned char in8(unsigned int); |
| void out8(unsigned int, unsigned char); |
| unsigned short in16(unsigned int); |
| unsigned short in16r(unsigned int); |
| void out16(unsigned int, unsigned short value); |
| void out16r(unsigned int, unsigned short value); |
| unsigned long in32(unsigned int); |
| unsigned long in32r(unsigned int); |
| void out32(unsigned int, unsigned long value); |
| void out32r(unsigned int, unsigned long value); |
| void ppcDcbf(unsigned long value); |
| void ppcDcbi(unsigned long value); |
| void ppcSync(void); |
| void ppcDcbz(unsigned long value); |
| #endif |
| #if defined (CONFIG_MICROBLAZE) |
| unsigned short in16(unsigned int); |
| void out16(unsigned int, unsigned short value); |
| #endif |
| |
| #if defined (CONFIG_MPC83xx) |
| void ppcDWload(unsigned int *addr, unsigned int *ret); |
| void ppcDWstore(unsigned int *addr, unsigned int *value); |
| void disable_addr_trans(void); |
| void enable_addr_trans(void); |
| #if defined(CONFIG_DDR_ECC) && !defined(CONFIG_ECC_INIT_VIA_DDRCONTROLLER) |
| void ddr_enable_ecc(unsigned int dram_size); |
| #endif |
| #endif |
| |
| /* $(CPU)/cpu.c */ |
| static inline int cpumask_next(int cpu, unsigned int mask) |
| { |
| for (cpu++; !((1 << cpu) & mask); cpu++) |
| ; |
| |
| return cpu; |
| } |
| |
| #define for_each_cpu(iter, cpu, num_cpus, mask) \ |
| for (iter = 0, cpu = cpumask_next(-1, mask); \ |
| iter < num_cpus; \ |
| iter++, cpu = cpumask_next(cpu, mask)) \ |
| |
| int cpu_numcores (void); |
| int cpu_num_dspcores(void); |
| u32 cpu_mask (void); |
| u32 cpu_dsp_mask(void); |
| int is_core_valid (unsigned int); |
| |
| /** |
| * arch_cpu_init() - basic cpu-dependent setup for an architecture |
| * |
| * This is called after early malloc is available. It should handle any |
| * CPU- or SoC- specific init needed to continue the init sequence. See |
| * board_f.c for where it is called. If this is not provided, a default |
| * version (which does nothing) will be used. |
| */ |
| int arch_cpu_init(void); |
| |
| int checkcpu (void); |
| int checkicache (void); |
| int checkdcache (void); |
| void upmconfig (unsigned int, unsigned int *, unsigned int); |
| ulong get_tbclk (void); |
| void reset_misc (void); |
| void reset_cpu (ulong addr); |
| void ft_cpu_setup(void *blob, bd_t *bd); |
| void ft_pci_setup(void *blob, bd_t *bd); |
| |
| void smp_set_core_boot_addr(unsigned long addr, int corenr); |
| void smp_kick_all_cpus(void); |
| |
| /* $(CPU)/serial.c */ |
| int serial_init (void); |
| void serial_setbrg (void); |
| void serial_putc (const char); |
| void serial_putc_raw(const char); |
| void serial_puts (const char *); |
| int serial_getc (void); |
| int serial_tstc (void); |
| |
| /* These versions take a stdio_dev pointer */ |
| struct stdio_dev; |
| int serial_stub_getc(struct stdio_dev *sdev); |
| int serial_stub_tstc(struct stdio_dev *sdev); |
| |
| /* $(CPU)/speed.c */ |
| int get_clocks (void); |
| #if defined(CONFIG_MPC5xxx) |
| int prt_mpc5xxx_clks (void); |
| #endif |
| #if defined(CONFIG_LH7A40X) || \ |
| defined(CONFIG_EP93XX) |
| ulong get_FCLK (void); |
| ulong get_HCLK (void); |
| ulong get_PCLK (void); |
| ulong get_UCLK (void); |
| #endif |
| #if defined(CONFIG_LH7A40X) |
| ulong get_PLLCLK (void); |
| #endif |
| #if defined(CONFIG_IMX) |
| ulong get_systemPLLCLK(void); |
| ulong get_FCLK(void); |
| ulong get_HCLK(void); |
| ulong get_BCLK(void); |
| ulong get_PERCLK1(void); |
| ulong get_PERCLK2(void); |
| ulong get_PERCLK3(void); |
| #endif |
| ulong get_bus_freq (ulong); |
| int get_serial_clock(void); |
| |
| #if defined(CONFIG_MPC85xx) |
| typedef MPC85xx_SYS_INFO sys_info_t; |
| void get_sys_info ( sys_info_t * ); |
| void ft_fixup_cpu(void *, u64); |
| void ft_fixup_num_cores(void *); |
| #endif |
| #if defined(CONFIG_MPC86xx) |
| typedef MPC86xx_SYS_INFO sys_info_t; |
| void get_sys_info ( sys_info_t * ); |
| static inline ulong get_ddr_freq(ulong dummy) |
| { |
| return get_bus_freq(dummy); |
| } |
| #else |
| ulong get_ddr_freq(ulong); |
| #endif |
| |
| #if defined(CONFIG_4xx) |
| # if defined(CONFIG_440) |
| # if defined(CONFIG_440SPE) |
| unsigned long determine_sysper(void); |
| unsigned long determine_pci_clock_per(void); |
| # endif |
| # endif |
| typedef PPC4xx_SYS_INFO sys_info_t; |
| int ppc440spe_revB(void); |
| void get_sys_info ( sys_info_t * ); |
| #endif |
| |
| /* $(CPU)/cpu_init.c */ |
| #if defined(CONFIG_8xx) || defined(CONFIG_MPC8260) |
| void cpu_init_f (volatile immap_t *immr); |
| #endif |
| #if defined(CONFIG_4xx) || defined(CONFIG_MCF52x2) || defined(CONFIG_MPC86xx) |
| void cpu_init_f (void); |
| #endif |
| #ifdef CONFIG_MPC85xx |
| ulong cpu_init_f(void); |
| #endif |
| |
| int cpu_init_r (void); |
| |
| /* $(CPU)/interrupts.c */ |
| int interrupt_init (void); |
| void timer_interrupt (struct pt_regs *); |
| void external_interrupt (struct pt_regs *); |
| void irq_install_handler(int, interrupt_handler_t *, void *); |
| void irq_free_handler (int); |
| void reset_timer (void); |
| |
| /* Return value of monotonic microsecond timer */ |
| unsigned long timer_get_us(void); |
| |
| void enable_interrupts (void); |
| int disable_interrupts (void); |
| |
| /* $(CPU)/.../commproc.c */ |
| int dpram_init (void); |
| uint dpram_base(void); |
| uint dpram_base_align(uint align); |
| uint dpram_alloc(uint size); |
| uint dpram_alloc_align(uint size,uint align); |
| void bootcount_store (ulong); |
| ulong bootcount_load (void); |
| #define BOOTCOUNT_MAGIC 0xB001C041 |
| |
| /* $(CPU)/.../<eth> */ |
| void mii_init (void); |
| |
| /* $(CPU)/.../lcd.c */ |
| ulong lcd_setmem (ulong); |
| |
| /* $(CPU)/.../video.c */ |
| ulong video_setmem (ulong); |
| |
| /* arch/$(ARCH)/lib/cache.c */ |
| void enable_caches(void); |
| void flush_cache (unsigned long, unsigned long); |
| void flush_dcache_all(void); |
| void flush_dcache_range(unsigned long start, unsigned long stop); |
| void invalidate_dcache_range(unsigned long start, unsigned long stop); |
| void invalidate_dcache_all(void); |
| void invalidate_icache_all(void); |
| |
| enum { |
| /* Disable caches (else flush caches but leave them active) */ |
| CBL_DISABLE_CACHES = 1 << 0, |
| CBL_SHOW_BOOTSTAGE_REPORT = 1 << 1, |
| |
| CBL_ALL = 3, |
| }; |
| |
| /** |
| * Clean up ready for linux |
| * |
| * @param flags Flags to control what is done |
| */ |
| int cleanup_before_linux_select(int flags); |
| |
| /* arch/$(ARCH)/lib/ticks.S */ |
| uint64_t get_ticks(void); |
| void wait_ticks (unsigned long); |
| |
| /* arch/$(ARCH)/lib/time.c */ |
| ulong usec2ticks (unsigned long usec); |
| ulong ticks2usec (unsigned long ticks); |
| |
| /* lib/gunzip.c */ |
| int gunzip(void *, int, unsigned char *, unsigned long *); |
| int zunzip(void *dst, int dstlen, unsigned char *src, unsigned long *lenp, |
| int stoponerr, int offset); |
| |
| /** |
| * gzwrite progress indicators: defined weak to allow board-specific |
| * overrides: |
| * |
| * gzwrite_progress_init called on startup |
| * gzwrite_progress called during decompress/write loop |
| * gzwrite_progress_finish called at end of loop to |
| * indicate success (retcode=0) or failure |
| */ |
| void gzwrite_progress_init(u64 expected_size); |
| |
| void gzwrite_progress(int iteration, |
| u64 bytes_written, |
| u64 total_bytes); |
| |
| void gzwrite_progress_finish(int retcode, |
| u64 totalwritten, |
| u64 totalsize, |
| u32 expected_crc, |
| u32 calculated_crc); |
| |
| /** |
| * decompress and write gzipped image from memory to block device |
| * |
| * @param src compressed image address |
| * @param len compressed image length in bytes |
| * @param dev block device descriptor |
| * @param szwritebuf bytes per write (pad to erase size) |
| * @param startoffs offset in bytes of first write |
| * @param szexpected expected uncompressed length |
| * may be zero to use gzip trailer |
| * for files under 4GiB |
| */ |
| int gzwrite(unsigned char *src, int len, |
| struct blk_desc *dev, |
| unsigned long szwritebuf, |
| u64 startoffs, |
| u64 szexpected); |
| |
| /* lib/lz4_wrapper.c */ |
| int ulz4fn(const void *src, size_t srcn, void *dst, size_t *dstn); |
| |
| /* lib/qsort.c */ |
| void qsort(void *base, size_t nmemb, size_t size, |
| int(*compar)(const void *, const void *)); |
| int strcmp_compar(const void *, const void *); |
| |
| /* lib/uuid.c */ |
| #include <uuid.h> |
| |
| /* lib/vsprintf.c */ |
| #include <vsprintf.h> |
| |
| /* lib/strmhz.c */ |
| char * strmhz(char *buf, unsigned long hz); |
| |
| /* lib/crc32.c */ |
| #include <u-boot/crc.h> |
| |
| /* lib/rand.c */ |
| #define RAND_MAX -1U |
| void srand(unsigned int seed); |
| unsigned int rand(void); |
| unsigned int rand_r(unsigned int *seedp); |
| |
| /* |
| * STDIO based functions (can always be used) |
| */ |
| /* serial stuff */ |
| int serial_printf (const char *fmt, ...) |
| __attribute__ ((format (__printf__, 1, 2))); |
| /* stdin */ |
| int getc(void); |
| int tstc(void); |
| |
| /* stdout */ |
| #if !defined(CONFIG_SPL_BUILD) || \ |
| (defined(CONFIG_TPL_BUILD) && defined(CONFIG_TPL_SERIAL_SUPPORT)) || \ |
| (defined(CONFIG_SPL_BUILD) && !defined(CONFIG_TPL_BUILD) && \ |
| defined(CONFIG_SPL_SERIAL_SUPPORT)) |
| void putc(const char c); |
| void puts(const char *s); |
| int printf(const char *fmt, ...) |
| __attribute__ ((format (__printf__, 1, 2))); |
| int vprintf(const char *fmt, va_list args); |
| #else |
| #define putc(...) do { } while (0) |
| #define puts(...) do { } while (0) |
| #define printf(...) do { } while (0) |
| #define vprintf(...) do { } while (0) |
| #endif |
| |
| /* stderr */ |
| #define eputc(c) fputc(stderr, c) |
| #define eputs(s) fputs(stderr, s) |
| #define eprintf(fmt,args...) fprintf(stderr,fmt ,##args) |
| |
| /* |
| * FILE based functions (can only be used AFTER relocation!) |
| */ |
| #define stdin 0 |
| #define stdout 1 |
| #define stderr 2 |
| #define MAX_FILES 3 |
| |
| int fprintf(int file, const char *fmt, ...) |
| __attribute__ ((format (__printf__, 2, 3))); |
| void fputs(int file, const char *s); |
| void fputc(int file, const char c); |
| int ftstc(int file); |
| int fgetc(int file); |
| |
| /* lib/gzip.c */ |
| int gzip(void *dst, unsigned long *lenp, |
| unsigned char *src, unsigned long srclen); |
| int zzip(void *dst, unsigned long *lenp, unsigned char *src, |
| unsigned long srclen, int stoponerr, |
| int (*func)(unsigned long, unsigned long)); |
| |
| /* lib/net_utils.c */ |
| #include <net.h> |
| static inline struct in_addr getenv_ip(char *var) |
| { |
| return string_to_ip(getenv(var)); |
| } |
| |
| int pcmcia_init (void); |
| |
| #ifdef CONFIG_LED_STATUS |
| # include <status_led.h> |
| #endif |
| |
| #include <bootstage.h> |
| |
| #ifdef CONFIG_SHOW_ACTIVITY |
| void show_activity(int arg); |
| #endif |
| |
| /* Multicore arch functions */ |
| #ifdef CONFIG_MP |
| int cpu_status(int nr); |
| int cpu_reset(int nr); |
| int cpu_disable(int nr); |
| int cpu_release(int nr, int argc, char * const argv[]); |
| #endif |
| |
| #else /* __ASSEMBLY__ */ |
| |
| /* Drop a C type modifier (like in 3UL) for constants used in assembly. */ |
| #define _AC(X, Y) X |
| |
| #endif /* __ASSEMBLY__ */ |
| |
| #ifdef CONFIG_PPC |
| /* |
| * Has to be included outside of the #ifndef __ASSEMBLY__ section. |
| * Otherwise might lead to compilation errors in assembler files. |
| */ |
| #include <asm/cache.h> |
| #endif |
| |
| /* Put only stuff here that the assembler can digest */ |
| |
| /* Declare an unsigned long constant digestable both by C and an assembler. */ |
| #define UL(x) _AC(x, UL) |
| |
| #ifdef CONFIG_POST |
| #define CONFIG_HAS_POST |
| #ifndef CONFIG_POST_ALT_LIST |
| #define CONFIG_POST_STD_LIST |
| #endif |
| #endif |
| |
| #ifdef CONFIG_INIT_CRITICAL |
| #error CONFIG_INIT_CRITICAL is deprecated! |
| #error Read section CONFIG_SKIP_LOWLEVEL_INIT in README. |
| #endif |
| |
| #define ROUND(a,b) (((a) + (b) - 1) & ~((b) - 1)) |
| |
| /* |
| * check_member() - Check the offset of a structure member |
| * |
| * @structure: Name of structure (e.g. global_data) |
| * @member: Name of member (e.g. baudrate) |
| * @offset: Expected offset in bytes |
| */ |
| #define check_member(structure, member, offset) _Static_assert( \ |
| offsetof(struct structure, member) == offset, \ |
| "`struct " #structure "` offset for `" #member "` is not " #offset) |
| |
| /* Avoid using CONFIG_EFI_STUB directly as we may boot from other loaders */ |
| #ifdef CONFIG_EFI_STUB |
| #define ll_boot_init() false |
| #else |
| #define ll_boot_init() true |
| #endif |
| |
| /* Pull in stuff for the build system */ |
| #ifdef DO_DEPS_ONLY |
| # include <environment.h> |
| #endif |
| |
| #endif /* __COMMON_H_ */ |