diff options
Diffstat (limited to 'include/common.h')
| -rw-r--r-- | include/common.h | 25 |
1 files changed, 24 insertions, 1 deletions
diff --git a/include/common.h b/include/common.h index 221b7768c5b..033b5d946d1 100644 --- a/include/common.h +++ b/include/common.h @@ -302,9 +302,16 @@ 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 */ +extern u8 __dtb_dt_begin[]; /* embedded device tree blob */ int set_cpu_clk_info(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); /** @@ -964,6 +971,22 @@ static inline phys_addr_t map_to_sysmem(const void *ptr) #define DIV_ROUND_UP(n,d) (((n) + (d) - 1) / (d)) #define roundup(x, y) ((((x) + ((y) - 1)) / (y)) * (y)) +/* + * Divide positive or negative dividend by positive divisor and round + * to closest integer. Result is undefined for negative divisors and + * for negative dividends if the divisor variable type is unsigned. + */ +#define DIV_ROUND_CLOSEST(x, divisor)( \ +{ \ + typeof(x) __x = x; \ + typeof(divisor) __d = divisor; \ + (((typeof(x))-1) > 0 || \ + ((typeof(divisor))-1) > 0 || (__x) > 0) ? \ + (((__x) + ((__d) / 2)) / (__d)) : \ + (((__x) - ((__d) / 2)) / (__d)); \ +} \ +) + #define ALIGN(x,a) __ALIGN_MASK((x),(typeof(x))(a)-1) #define __ALIGN_MASK(x,mask) (((x)+(mask))&~(mask)) |