X-Git-Url: http://review.tizen.org/git/?a=blobdiff_plain;f=include%2Fcommon.h;h=5ca8820898b2939b0f5edea8dbe80043b5cdccd1;hb=544aa66a6695790227613bf32bdf672143d5a1ad;hp=c5d2dcedf3607fafb15df2d035122b04f57570b1;hpb=a55d23ccf6cb90acb9667a46427670add9486aec;p=platform%2Fkernel%2Fu-boot.git diff --git a/include/common.h b/include/common.h index c5d2dce..5ca8820 100644 --- a/include/common.h +++ b/include/common.h @@ -116,13 +116,40 @@ typedef volatile unsigned char vu_char; #include #include -#ifdef DEBUG -#define debug(fmt,args...) printf (fmt ,##args) -#define debugX(level,fmt,args...) if (DEBUG>=level) printf(fmt,##args); +#ifdef DEBUG +#define _DEBUG 1 #else -#define debug(fmt,args...) -#define debugX(level,fmt,args...) -#endif /* DEBUG */ +#define _DEBUG 0 +#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(fmt, ##args); \ + } while (0) + +#define debug(fmt, args...) \ + debug_cond(_DEBUG, 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: " fmt "\nat %s:%d/%s()\n", \ @@ -137,6 +164,9 @@ typedef volatile unsigned char vu_char; #define BUG_ON(condition) do { if (unlikely((condition)!=0)) BUG(); } while(0) #endif /* BUG */ +/* Force a compilation error if condition is true */ +#define BUILD_BUG_ON(condition) ((void)sizeof(char[1 - 2*!!(condition)])) + typedef void (interrupt_handler_t)(void *); #include /* boot information for Linux kernel */ @@ -219,6 +249,9 @@ typedef void (interrupt_handler_t)(void *); void hang (void) __attribute__ ((noreturn)); +int timer_init(void); +int cpu_init(void); + /* */ phys_size_t initdram (int); int display_options (void); @@ -228,11 +261,17 @@ int print_buffer (ulong addr, void* data, uint width, uint count, uint linelen); /* common/main.c */ void main_loop (void); int run_command (const char *cmd, int flag); +#ifdef CONFIG_CMD_PXE +int run_command2(const char *cmd, int flag); +#endif int readline (const char *const prompt); int readline_into_buffer (const char *const prompt, char * buffer); int parse_line (char *, char *[]); void init_cmd_timeout(void); void reset_cmd_timeout(void); +#ifdef CONFIG_MENU +int abortboot(int bootdelay); +#endif /* arch/$(ARCH)/lib/board.c */ void board_init_f (ulong) __attribute__ ((noreturn)); @@ -243,6 +282,7 @@ int checkdram (void); int last_stage_init(void); extern ulong monitor_flash_len; int mac_read_from_eeprom(void); +extern u8 _binary_dt_dtb_start[]; /* embedded device tree blob */ /* common/flash.c */ void flash_perror (int); @@ -251,21 +291,29 @@ void flash_perror (int); 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_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[]); + /* common/cmd_nvedit.c */ int env_init (void); void env_relocate (void); int envmatch (uchar *, int); -char *getenv (char *); -int getenv_f (char *name, char *buf, unsigned len); +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); int saveenv (void); #ifdef CONFIG_PPC /* ARM version to be fixed! */ -int inline setenv (char *, char *); +int inline setenv (const char *, const char *); #else -int setenv (char *, char *); +int setenv (const char *, const char *); +int setenv_ulong(const char *varname, ulong value); +int setenv_addr(const char *varname, const void *addr); #endif /* CONFIG_PPC */ #ifdef CONFIG_ARM # include @@ -275,6 +323,13 @@ int setenv (char *, char *); #ifdef CONFIG_X86 /* x86 version to be fixed! */ # include #endif /* CONFIG_X86 */ +#ifdef CONFIG_SANDBOX +# include /* TODO(sjg) what needs to be fixed? */ +#endif +#ifdef CONFIG_NDS32 +# include +# include +#endif /* CONFIG_NDS32 */ #ifdef CONFIG_AUTO_COMPLETE int env_complete(char *var, int maxv, char *cmdv[], int maxsz, char *buf); @@ -458,7 +513,22 @@ void ddr_enable_ecc(unsigned int dram_size); #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); +u32 cpu_mask (void); +int is_core_valid (unsigned int); int probecpu (void); int checkcpu (void); int checkicache (void); @@ -476,7 +546,6 @@ void ft_pci_setup(void *blob, bd_t *bd); /* $(CPU)/serial.c */ int serial_init (void); -void serial_exit (void); void serial_setbrg (void); void serial_putc (const char); void serial_putc_raw(const char); @@ -538,10 +607,12 @@ ulong get_PERCLK3(void); ulong get_bus_freq (ulong); int get_serial_clock(void); +#if defined(CONFIG_MPC83xx) || defined(CONFIG_MPC85xx) +ulong get_ddr_freq(ulong); +#endif #if defined(CONFIG_MPC85xx) typedef MPC85xx_SYS_INFO sys_info_t; void get_sys_info ( sys_info_t * ); -ulong get_ddr_freq (ulong); #endif #if defined(CONFIG_MPC86xx) typedef MPC86xx_SYS_INFO sys_info_t; @@ -587,7 +658,6 @@ void irq_install_handler(int, interrupt_handler_t *, void *); void irq_free_handler (int); void reset_timer (void); ulong get_timer (ulong base); -void set_timer (ulong t); void enable_interrupts (void); int disable_interrupts (void); @@ -611,6 +681,7 @@ ulong lcd_setmem (ulong); ulong video_setmem (ulong); /* arch/$(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); @@ -647,6 +718,11 @@ int strcmp_compar(const void *, const void *); /* lib/time.c */ void udelay (unsigned long); +void mdelay(unsigned long); + +/* lib/uuid.c */ +void uuid_str_to_bin(const char *uuid, unsigned char *out); +int uuid_str_valid(const char *uuid); /* lib/vsprintf.c */ ulong simple_strtoul(const char *cp,char **endp,unsigned int base); @@ -654,10 +730,11 @@ int strict_strtoul(const char *cp, unsigned int base, unsigned long *res); unsigned long long simple_strtoull(const char *cp,char **endp,unsigned int base); long simple_strtol(const char *cp,char **endp,unsigned int base); void panic(const char *fmt, ...) - __attribute__ ((format (__printf__, 1, 2))); + __attribute__ ((format (__printf__, 1, 2), noreturn)); int sprintf(char * buf, const char *fmt, ...) __attribute__ ((format (__printf__, 2, 3))); int vsprintf(char *buf, const char *fmt, va_list args); +char *simple_itoa(ulong i); /* lib/strmhz.c */ char * strmhz(char *buf, unsigned long hz); @@ -738,6 +815,14 @@ int cpu_release(int nr, int argc, char * const argv[]); #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 +#endif + /* Put only stuff here that the assembler can digest */ #ifdef CONFIG_POST @@ -754,7 +839,7 @@ int cpu_release(int nr, int argc, char * const argv[]); #define ARRAY_SIZE(x) (sizeof(x) / sizeof((x)[0])) -#define ROUND(a,b) (((a) + (b)) & ~((b) - 1)) +#define ROUND(a,b) (((a) + (b) - 1) & ~((b) - 1)) #define DIV_ROUND(n,d) (((n) + ((d)/2)) / (d)) #define DIV_ROUND_UP(n,d) (((n) + (d) - 1) / (d)) #define roundup(x, y) ((((x) + ((y) - 1)) / (y)) * (y)) @@ -762,4 +847,75 @@ int cpu_release(int nr, int argc, char * const argv[]); #define ALIGN(x,a) __ALIGN_MASK((x),(typeof(x))(a)-1) #define __ALIGN_MASK(x,mask) (((x)+(mask))&~(mask)) +/* + * ARCH_DMA_MINALIGN is defined in asm/cache.h for each architecture. It + * is used to align DMA buffers. + */ +#ifndef __ASSEMBLY__ +#include +#endif + +/* + * The ALLOC_CACHE_ALIGN_BUFFER macro is used to allocate a buffer on the + * stack that meets the minimum architecture alignment requirements for DMA. + * Such a buffer is useful for DMA operations where flushing and invalidating + * the cache before and after a read and/or write operation is required for + * correct operations. + * + * When called the macro creates an array on the stack that is sized such + * that: + * + * 1) The beginning of the array can be advanced enough to be aligned. + * + * 2) The size of the aligned portion of the array is a multiple of the minimum + * architecture alignment required for DMA. + * + * 3) The aligned portion contains enough space for the original number of + * elements requested. + * + * The macro then creates a pointer to the aligned portion of this array and + * assigns to the pointer the address of the first element in the aligned + * portion of the array. + * + * Calling the macro as: + * + * ALLOC_CACHE_ALIGN_BUFFER(uint32_t, buffer, 1024); + * + * Will result in something similar to saying: + * + * uint32_t buffer[1024]; + * + * The following differences exist: + * + * 1) The resulting buffer is guaranteed to be aligned to the value of + * ARCH_DMA_MINALIGN. + * + * 2) The buffer variable created by the macro is a pointer to the specified + * type, and NOT an array of the specified type. This can be very important + * if you want the address of the buffer, which you probably do, to pass it + * to the DMA hardware. The value of &buffer is different in the two cases. + * In the macro case it will be the address of the pointer, not the address + * of the space reserved for the buffer. However, in the second case it + * would be the address of the buffer. So if you are replacing hard coded + * stack buffers with this macro you need to make sure you remove the & from + * the locations where you are taking the address of the buffer. + * + * Note that the size parameter is the number of array elements to allocate, + * not the number of bytes. + * + * This macro can not be used outside of function scope, or for the creation + * of a function scoped static buffer. It can not be used to create a cache + * line aligned global buffer. + */ +#define ALLOC_CACHE_ALIGN_BUFFER(type, name, size) \ + char __##name[ROUND(size * sizeof(type), ARCH_DMA_MINALIGN) + \ + ARCH_DMA_MINALIGN - 1]; \ + \ + type *name = (type *) ALIGN((uintptr_t)__##name, ARCH_DMA_MINALIGN) + +/* Pull in stuff for the build system */ +#ifdef DO_DEPS_ONLY +# include +#endif + #endif /* __COMMON_H_ */