#include <time.h>
#include <asm-offsets.h>
#include <linux/bitops.h>
+#include <linux/bug.h>
#include <linux/delay.h>
#include <linux/types.h>
+#include <linux/printk.h>
#include <linux/string.h>
#include <linux/stringify.h>
#include <asm/ptrace.h>
#include <stdarg.h>
+#include <stdio.h>
#include <linux/kernel.h>
-#if defined(CONFIG_PCI) && defined(CONFIG_4xx)
-#include <pci.h>
-#endif
-#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_BLACKFIN
-#include <asm/blackfin.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>
#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
({ 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) || \
*/
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);
-/* */
-phys_size_t initdram (int);
-
#include <display_options.h>
/* common/main.c */
extern u8 __dtb_dt_begin[]; /* embedded device tree blob */
int set_cpu_clk_info(void);
int mdm_init(void);
-#if defined(CONFIG_DISPLAY_CPUINFO)
int print_cpuinfo(void);
-#else
-static inline int print_cpuinfo(void)
-{
- return 0;
-}
-#endif
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
*
*/
int arch_fixup_fdt(void *blob);
+int reserve_mmu(void);
/* common/flash.c */
void flash_perror (int);
extern ulong save_addr; /* Default Save Address */
extern ulong save_size; /* Default Save Size */
-/* common/cmd_doc.c */
-void doc_probe(unsigned long physadr);
-
/* common/cmd_net.c */
int do_tftpb(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]);
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);
+/**
+ * env_get() - Look up the value of an environment variable
+ *
+ * In U-Boot proper this can be called before relocation (which is when the
+ * environment is loaded from storage, i.e. GD_FLG_ENV_READY is 0). In that
+ * case this function calls env_get_f().
+ *
+ * @varname: Variable to look up
+ * @return value of variable, or NULL if not found
+ */
+char *env_get(const char *varname);
/**
- * getenv_hex() - Return an environment variable as a hex value
+ * env_get_f() - Look up the value of an environment variable (early)
+ *
+ * This function is called from env_get() if the environment has not been
+ * loaded yet (GD_FLG_ENV_READY flag is 0). Some environment locations will
+ * support reading the value (slowly) and some will not.
+ *
+ * @varname: Variable to look up
+ * @return value of variable, or NULL if not found
+ */
+int env_get_f(const char *name, char *buf, unsigned len);
+
+/**
+ * env_get_ulong() - Return an environment variable as an integer value
+ *
+ * Most U-Boot environment variables store hex values. For those which store
+ * (e.g.) base-10 integers, this function can be used to read the value.
+ *
+ * @name: Variable to look up
+ * @base: Base to use (e.g. 10 for base 10, 2 for binary)
+ * @default_val: Default value to return if no value is found
+ * @return the value found, or @default_val if none
+ */
+ulong env_get_ulong(const char *name, int base, ulong default_val);
+
+/**
+ * env_get_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
* @varname: Variable to decode
* @default_val: Value to return on error
*/
-ulong getenv_hex(const char *varname, ulong default_val);
+ulong env_get_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);
+int env_get_yesno(const char *var);
+
/**
- * setenv_addr - Set an environment variable to an address in hex
+ * env_set() - set an environment variable
+ *
+ * This sets or deletes the value of an environment variable. For setting the
+ * value the variable is created if it does not already exist.
+ *
+ * @varname: Variable to adjust
+ * @value: Value to set for the variable, or NULL or "" to delete the variable
+ * @return 0 if OK, 1 on error
+ */
+int env_set(const char *varname, const char *value);
+
+/**
+ * env_set_ulong() - set an environment variable to an integer
+ *
+ * @varname: Variable to adjust
+ * @value: Value to set for the variable (will be converted to a string)
+ * @return 0 if OK, 1 on error
+ */
+int env_set_ulong(const char *varname, ulong value);
+
+/**
+ * env_set_hex() - set an environment variable to a hex value
+ *
+ * @varname: Variable to adjust
+ * @value: Value to set for the variable (will be converted to a hex string)
+ * @return 0 if OK, 1 on error
+ */
+int env_set_hex(const char *varname, ulong value);
+
+/**
+ * env_set_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)
+static inline int env_set_addr(const char *varname, const void *addr)
{
- return setenv_hex(varname, (ulong)addr);
+ return env_set_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-arc.h>
-#endif /* CONFIG_ARC */
-
#ifdef CONFIG_AUTO_COMPLETE
int env_complete(char *var, int maxv, char *cmdv[], int maxsz, char *buf);
#endif
void pci_init (void);
void pci_init_board(void);
-#if defined(CONFIG_PCI) && defined(CONFIG_4xx)
- int pci_pre_init (struct pci_controller *);
- int is_pci_host (struct pci_controller *);
-#endif
-
-#if defined(CONFIG_PCI) && (defined(CONFIG_440) || defined(CONFIG_405EX))
-# if defined(CONFIG_SYS_PCI_TARGET_INIT)
- void pci_target_init (struct pci_controller *);
-# endif
-# if defined(CONFIG_SYS_PCI_MASTER_INIT)
- void pci_master_init (struct pci_controller *);
-# endif
-#if defined(CONFIG_440SPE) || \
- defined(CONFIG_460EX) || defined(CONFIG_460GT) || \
- defined(CONFIG_405EX)
- void pcie_setup_hoses(int busno);
-#endif
+#if defined(CONFIG_DTB_RESELECT)
+int embedded_dtb_select(void);
#endif
int misc_init_f (void);
/* common/kallsysm.c */
const char *symbol_lookup(unsigned long addr, unsigned long *caddr);
-/* api/api.c */
-void api_init (void);
-
/* common/memsize.c */
long get_ram_size (long *, long);
phys_size_t get_effective_memsize(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
/* $(BOARD)/$(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);
#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);
#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)
u32 cpu_mask (void);
u32 cpu_dsp_mask(void);
int is_core_valid (unsigned int);
-int probecpu (void);
+
+/**
+ * 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);
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);
-int get_clocks_866 (void);
-int sdram_adjust_866 (void);
-int adjust_sdram_tbs_8xx (void);
-#if defined(CONFIG_MPC8260)
-int prt_8260_clks (void);
-#elif defined(CONFIG_MPC5xxx)
-int prt_mpc5xxx_clks (void);
-#endif
-#ifdef CONFIG_4xx
-ulong get_OPB_freq (void);
-ulong get_PCI_freq (void);
-#endif
-#if defined(CONFIG_S3C24X0) || \
- 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);
-#if defined(CONFIG_MPC8260)
-int prt_8260_rsr (void);
-#elif defined(CONFIG_MPC83xx)
-int prt_83xx_rsr (void);
-#endif
/* $(CPU)/interrupts.c */
int interrupt_init (void);
/* arch/$(ARCH)/lib/time.c */
ulong usec2ticks (unsigned long usec);
ulong ticks2usec (unsigned long ticks);
-int init_timebase (void);
/* lib/gunzip.c */
+int gzip_parse_header(const unsigned char *src, unsigned long len);
int gunzip(void *, int, unsigned char *, unsigned long *);
int zunzip(void *dst, int dstlen, unsigned char *src, unsigned long *lenp,
int stoponerr, int offset);
/* 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,
/* lib/net_utils.c */
#include <net.h>
-static inline struct in_addr getenv_ip(char *var)
+static inline struct in_addr env_get_ip(char *var)
{
- return string_to_ip(getenv(var));
+ return string_to_ip(env_get(var));
}
int pcmcia_init (void);
-#ifdef CONFIG_STATUS_LED
+#ifdef CONFIG_LED_STATUS
# include <status_led.h>
#endif
#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. */
projects / people / ms / u-boot.git / blobdiff