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| author | jchandra <jchandra@FreeBSD.org> | 2010-07-12 07:24:40 +0000 |
|---|---|---|
| committer | jchandra <jchandra@FreeBSD.org> | 2010-07-12 07:24:40 +0000 |
| commit | 4379fd4275011ffae23b10a7f5db8363eaa15d52 (patch) | |
| tree | cbb133923b13e0388fbf6d1ff774033da855a1d2 /sys/mips/include/cpuregs.h | |
| parent | 55884c87574a0c88e64c6d5790d2d7c387cdcadc (diff) | |
| download | FreeBSD-src-4379fd4275011ffae23b10a7f5db8363eaa15d52.zip FreeBSD-src-4379fd4275011ffae23b10a7f5db8363eaa15d52.tar.gz | |
Move KSEG address definitions from cpu.h to cpuregs.h with the other
definitions, add some XKPHYS related definitions for n64.
Reviewed by: imp
Diffstat (limited to 'sys/mips/include/cpuregs.h')
| -rw-r--r-- | sys/mips/include/cpuregs.h | 27 |
1 files changed, 25 insertions, 2 deletions
diff --git a/sys/mips/include/cpuregs.h b/sys/mips/include/cpuregs.h index 3f4ffd2..0cbc083 100644 --- a/sys/mips/include/cpuregs.h +++ b/sys/mips/include/cpuregs.h @@ -78,6 +78,9 @@ * Caching of mapped addresses is controlled by bits in the TLB entry. */ +#define MIPS_KSEG0_LARGEST_PHYS (0x20000000) +#define MIPS_PHYS_MASK (0x1fffffff) + #if !defined(_LOCORE) #define MIPS_KUSEG_START 0x00000000 #define MIPS_KSEG0_START ((intptr_t)(int32_t)0x80000000) @@ -91,7 +94,20 @@ #define MIPS_KSEG2_START MIPS_KSSEG_START #define MIPS_KSEG2_END MIPS_KSSEG_END -#endif + +#define MIPS_PHYS_TO_KSEG0(x) ((uintptr_t)(x) | MIPS_KSEG0_START) +#define MIPS_PHYS_TO_KSEG1(x) ((uintptr_t)(x) | MIPS_KSEG1_START) +#define MIPS_KSEG0_TO_PHYS(x) ((uintptr_t)(x) & MIPS_PHYS_MASK) +#define MIPS_KSEG1_TO_PHYS(x) ((uintptr_t)(x) & MIPS_PHYS_MASK) + +#define MIPS_IS_KSEG0_ADDR(x) \ + (((vm_offset_t)(x) >= MIPS_KSEG0_START) && \ + ((vm_offset_t)(x) <= MIPS_KSEG0_END)) +#define MIPS_IS_KSEG1_ADDR(x) \ + (((vm_offset_t)(x) >= MIPS_KSEG1_START) && \ + ((vm_offset_t)(x) <= MIPS_KSEG1_END)) +#define MIPS_IS_VALID_PTR(x) (MIPS_IS_KSEG0_ADDR(x) || \ + MIPS_IS_KSEG1_ADDR(x)) #define MIPS_XKPHYS_START 0x8000000000000000 #define MIPS_XKPHYS_END 0xbfffffffffffffff @@ -101,7 +117,12 @@ #define MIPS_PHYS_TO_XKPHYS(cca,x) \ ((0x2ULL << 62) | ((unsigned long long)(cca) << 59) | (x)) -#define MIPS_XKPHYS_TO_PHYS(x) ((x) & 0x07ffffffffffffffULL) +#define MIPS_PHYS_TO_XKPHYS_CACHED(x) \ + ((0x2ULL << 62) | ((unsigned long long)(MIPS_XKPHYS_CCA_CNC) << 59) | (x)) +#define MIPS_PHYS_TO_XKPHYS_UNCACHED(x) \ + ((0x2ULL << 62) | ((unsigned long long)(MIPS_XKPHYS_CCA_UC) << 59) | (x)) + +#define MIPS_XKPHYS_TO_PHYS(x) ((x) & 0x07ffffffffffffffULL) #define MIPS_XUSEG_START 0x0000000000000000 #define MIPS_XUSEG_END 0x0000010000000000 @@ -109,6 +130,8 @@ #define MIPS_XKSEG_START 0xc000000000000000 #define MIPS_XKSEG_END 0xc00000ff80000000 +#endif + /* CPU dependent mtc0 hazard hook */ #ifdef TARGET_OCTEON #define COP0_SYNC nop; nop; nop; nop; nop; |
