Merge branch 'u-boot/master' into 'u-boot-arm/master'

[karo-tx-uboot.git] / include / common.h

diff --git a/include/common.h b/include/common.h
index d5ebb25390607ce4e830addffbfc46480e1ea285..033b5d946d11b76040a37bf9db13ef16df129ba9 100644 (file)
--- 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);
 
 /**
@@ -408,6 +415,9 @@ static inline int setenv_addr(const char *varname, const void *addr)
 #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);
@@ -961,6 +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))