diff options
| author |   Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2019-07-20 07:07:56 +0300 |
|---|---|---|
| committer | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2019-07-20 07:07:56 +0300 |
| commit | c39f2d9db0fd81ea20bb5cce9b3f082ca63753e2 (patch) | |
| tree | 8e80ed5601b4fb8880a2ca8e08802bc8b1f850bd /arch/csky/abiv2/inc/abi/ckmmu.h | |
| parent | Merge branch 'next' into for-linus (diff) | |
| parent | Input: alps - fix a mismatch between a condition check and its comment (diff) | |
| download | linux-dev-c39f2d9db0fd81ea20bb5cce9b3f082ca63753e2.tar.xz linux-dev-c39f2d9db0fd81ea20bb5cce9b3f082ca63753e2.zip | |
Merge branch 'next' into for-linus
Prepare second round of input updates for 5.3 merge window.
Diffstat (limited to 'arch/csky/abiv2/inc/abi/ckmmu.h')
| -rw-r--r-- | arch/csky/abiv2/inc/abi/ckmmu.h | 34 |
1 files changed, 26 insertions, 8 deletions
diff --git a/arch/csky/abiv2/inc/abi/ckmmu.h b/arch/csky/abiv2/inc/abi/ckmmu.h index 97230ad9427c..e4480e6bc3b3 100644 --- a/arch/csky/abiv2/inc/abi/ckmmu.h +++ b/arch/csky/abiv2/inc/abi/ckmmu.h @@ -42,6 +42,26 @@ static inline void write_mmu_entryhi(int value) mtcr("cr<4, 15>", value); } +static inline unsigned long read_mmu_msa0(void) +{ + return mfcr("cr<30, 15>"); +} + +static inline void write_mmu_msa0(unsigned long value) +{ + mtcr("cr<30, 15>", value); +} + +static inline unsigned long read_mmu_msa1(void) +{ + return mfcr("cr<31, 15>"); +} + +static inline void write_mmu_msa1(unsigned long value) +{ + mtcr("cr<31, 15>", value); +} + /* * TLB operations. */ @@ -70,18 +90,16 @@ static inline void tlb_invalid_indexed(void) mtcr("cr<8, 15>", 0x02000000); } -/* setup hardrefil pgd */ -static inline unsigned long get_pgd(void) -{ - return mfcr("cr<29, 15>"); -} - static inline void setup_pgd(unsigned long pgd, bool kernel) { if (kernel) - mtcr("cr<28, 15>", pgd); + mtcr("cr<28, 15>", pgd | BIT(0)); else - mtcr("cr<29, 15>", pgd); + mtcr("cr<29, 15>", pgd | BIT(0)); } +static inline unsigned long get_pgd(void) +{ + return mfcr("cr<29, 15>") & ~BIT(0); +} #endif /* __ASM_CSKY_CKMMUV2_H */ |