diff options
Diffstat (limited to 'payloads/libpayload/include/arm/arch/io.h')
| -rw-r--r-- | payloads/libpayload/include/arm/arch/io.h | 24 |
1 files changed, 6 insertions, 18 deletions
diff --git a/payloads/libpayload/include/arm/arch/io.h b/payloads/libpayload/include/arm/arch/io.h index 5cb66dcd69..4b0a687c7b 100644 --- a/payloads/libpayload/include/arm/arch/io.h +++ b/payloads/libpayload/include/arm/arch/io.h @@ -34,22 +34,22 @@ #include <stdint.h> #include <arch/cache.h> -static inline uint8_t readb(volatile void *_a) +static inline uint8_t readb(volatile const void *_a) { dmb(); - return *(volatile uint8_t *)_a; + return *(volatile const uint8_t *)_a; } -static inline uint16_t readw(volatile void *_a) +static inline uint16_t readw(volatile const void *_a) { dmb(); - return *(volatile uint16_t *)_a; + return *(volatile const uint16_t *)_a; } -static inline uint32_t readl(volatile void *_a) +static inline uint32_t readl(volatile const void *_a) { dmb(); - return *(volatile uint32_t *)_a; + return *(volatile const uint32_t *)_a; } static inline void writeb(uint8_t _v, volatile void *_a) @@ -73,17 +73,5 @@ static inline void writel(uint32_t _v, volatile void *_a) dmb(); } -/* - * Handy bit manipulation macros, BE version will have to be added when/if - * needed. - */ - -#ifdef CONFIG_LP_LITTLE_ENDIAN -#define clrsetbits_le32(addr, clear, set) writel((readl(addr) & ~(clear)) |\ - (set), (addr)) -#define setbits_le32(addr, set) writel(readl(addr) | (set), (addr)) -#define clrbits_le32(addr, clear) writel(readl(addr) & ~(clear), (addr)) -#endif - #endif |