diff options
Diffstat (limited to 'arch/arm')
| -rw-r--r-- | arch/arm/mm/pmsa-v7.c | 48 |
1 files changed, 26 insertions, 22 deletions
diff --git a/arch/arm/mm/pmsa-v7.c b/arch/arm/mm/pmsa-v7.c index cc987715457d..484f5aa51090 100644 --- a/arch/arm/mm/pmsa-v7.c +++ b/arch/arm/mm/pmsa-v7.c @@ -12,63 +12,67 @@ #include "mm.h" +#define DRBAR __ACCESS_CP15(c6, 0, c1, 0) +#define IRBAR __ACCESS_CP15(c6, 0, c1, 1) +#define DRSR __ACCESS_CP15(c6, 0, c1, 2) +#define IRSR __ACCESS_CP15(c6, 0, c1, 3) +#define DRACR __ACCESS_CP15(c6, 0, c1, 4) +#define IRACR __ACCESS_CP15(c6, 0, c1, 5) +#define RNGNR __ACCESS_CP15(c6, 0, c2, 0) + /* Region number */ -static void rgnr_write(u32 v) +static inline void rgnr_write(u32 v) { - asm("mcr p15, 0, %0, c6, c2, 0" : : "r" (v)); + write_sysreg(v, RNGNR); } /* Data-side / unified region attributes */ /* Region access control register */ -static void dracr_write(u32 v) +static inline void dracr_write(u32 v) { - asm("mcr p15, 0, %0, c6, c1, 4" : : "r" (v)); + write_sysreg(v, DRACR); } /* Region size register */ -static void drsr_write(u32 v) +static inline void drsr_write(u32 v) { - asm("mcr p15, 0, %0, c6, c1, 2" : : "r" (v)); + write_sysreg(v, DRSR); } /* Region base address register */ -static void drbar_write(u32 v) +static inline void drbar_write(u32 v) { - asm("mcr p15, 0, %0, c6, c1, 0" : : "r" (v)); + write_sysreg(v, DRBAR); } -static u32 drbar_read(void) +static inline u32 drbar_read(void) { - u32 v; - asm("mrc p15, 0, %0, c6, c1, 0" : "=r" (v)); - return v; + return read_sysreg(DRBAR); } /* Optional instruction-side region attributes */ /* I-side Region access control register */ -static void iracr_write(u32 v) +static inline void iracr_write(u32 v) { - asm("mcr p15, 0, %0, c6, c1, 5" : : "r" (v)); + write_sysreg(v, IRACR); } /* I-side Region size register */ -static void irsr_write(u32 v) +static inline void irsr_write(u32 v) { - asm("mcr p15, 0, %0, c6, c1, 3" : : "r" (v)); + write_sysreg(v, IRSR); } /* I-side Region base address register */ -static void irbar_write(u32 v) +static inline void irbar_write(u32 v) { - asm("mcr p15, 0, %0, c6, c1, 1" : : "r" (v)); + write_sysreg(v, IRBAR); } -static unsigned long irbar_read(void) +static inline u32 irbar_read(void) { - unsigned long v; - asm("mrc p15, 0, %0, c6, c1, 1" : "=r" (v)); - return v; + return read_sysreg(IRBAR); } /* MPU initialisation functions */ |