Message ID | 20231226061736.482416-4-ycliang@andestech.com |
---|---|
State | Accepted |
Commit | 61d5c543f330d660513e7d8c4d53c7db8a847bdc |
Delegated to: | Andes |
Headers | show |
Series | [v2,1/6] andes: csr.h: Clean up CSR definition | expand |
On Tue, Dec 26, 2023 at 02:17:35PM +0800, Leo Yu-Chi Liang wrote: > Andes CPU supports cache and TLB ECC. > Enable them by default. > > Signed-off-by: Leo Yu-Chi Liang <ycliang@andestech.com> Reviewed-by: Yu Chien Peter Lin <peterlin@andestech.com> > --- > arch/riscv/cpu/andesv5/cpu.c | 3 ++- > arch/riscv/include/asm/arch-andes/csr.h | 3 +++ > 2 files changed, 5 insertions(+), 1 deletion(-) > > diff --git a/arch/riscv/cpu/andesv5/cpu.c b/arch/riscv/cpu/andesv5/cpu.c > index a23b7948d9..d25ecba0e8 100644 > --- a/arch/riscv/cpu/andesv5/cpu.c > +++ b/arch/riscv/cpu/andesv5/cpu.c > @@ -35,7 +35,8 @@ void harts_early_init(void) > > mcache_ctl_val |= (MCACHE_CTL_CCTL_SUEN | \ > MCACHE_CTL_IC_PREFETCH_EN | MCACHE_CTL_DC_PREFETCH_EN | \ > - MCACHE_CTL_DC_WAROUND_EN | MCACHE_CTL_L2C_WAROUND_EN); > + MCACHE_CTL_DC_WAROUND_EN | MCACHE_CTL_L2C_WAROUND_EN | \ > + MCACHE_CTL_IC_ECCEN | MCACHE_CTL_DC_ECCEN | MCACHE_CTL_TLB_ECCEN); > > if (!CONFIG_IS_ENABLED(SYS_ICACHE_OFF)) > mcache_ctl_val |= MCACHE_CTL_IC_EN; > diff --git a/arch/riscv/include/asm/arch-andes/csr.h b/arch/riscv/include/asm/arch-andes/csr.h > index 3f3f05b348..028fd01c2f 100644 > --- a/arch/riscv/include/asm/arch-andes/csr.h > +++ b/arch/riscv/include/asm/arch-andes/csr.h > @@ -18,11 +18,14 @@ > > #define MCACHE_CTL_IC_EN BIT(0) > #define MCACHE_CTL_DC_EN BIT(1) > +#define MCACHE_CTL_IC_ECCEN BIT(3) > +#define MCACHE_CTL_DC_ECCEN BIT(5) > #define MCACHE_CTL_CCTL_SUEN BIT(8) > #define MCACHE_CTL_IC_PREFETCH_EN BIT(9) > #define MCACHE_CTL_DC_PREFETCH_EN BIT(10) > #define MCACHE_CTL_DC_WAROUND_EN BIT(13) > #define MCACHE_CTL_L2C_WAROUND_EN BIT(15) > +#define MCACHE_CTL_TLB_ECCEN BIT(18) > #define MCACHE_CTL_DC_COHEN BIT(19) > #define MCACHE_CTL_DC_COHSTA BIT(20) > > -- > 2.34.1 >
diff --git a/arch/riscv/cpu/andesv5/cpu.c b/arch/riscv/cpu/andesv5/cpu.c index a23b7948d9..d25ecba0e8 100644 --- a/arch/riscv/cpu/andesv5/cpu.c +++ b/arch/riscv/cpu/andesv5/cpu.c @@ -35,7 +35,8 @@ void harts_early_init(void) mcache_ctl_val |= (MCACHE_CTL_CCTL_SUEN | \ MCACHE_CTL_IC_PREFETCH_EN | MCACHE_CTL_DC_PREFETCH_EN | \ - MCACHE_CTL_DC_WAROUND_EN | MCACHE_CTL_L2C_WAROUND_EN); + MCACHE_CTL_DC_WAROUND_EN | MCACHE_CTL_L2C_WAROUND_EN | \ + MCACHE_CTL_IC_ECCEN | MCACHE_CTL_DC_ECCEN | MCACHE_CTL_TLB_ECCEN); if (!CONFIG_IS_ENABLED(SYS_ICACHE_OFF)) mcache_ctl_val |= MCACHE_CTL_IC_EN; diff --git a/arch/riscv/include/asm/arch-andes/csr.h b/arch/riscv/include/asm/arch-andes/csr.h index 3f3f05b348..028fd01c2f 100644 --- a/arch/riscv/include/asm/arch-andes/csr.h +++ b/arch/riscv/include/asm/arch-andes/csr.h @@ -18,11 +18,14 @@ #define MCACHE_CTL_IC_EN BIT(0) #define MCACHE_CTL_DC_EN BIT(1) +#define MCACHE_CTL_IC_ECCEN BIT(3) +#define MCACHE_CTL_DC_ECCEN BIT(5) #define MCACHE_CTL_CCTL_SUEN BIT(8) #define MCACHE_CTL_IC_PREFETCH_EN BIT(9) #define MCACHE_CTL_DC_PREFETCH_EN BIT(10) #define MCACHE_CTL_DC_WAROUND_EN BIT(13) #define MCACHE_CTL_L2C_WAROUND_EN BIT(15) +#define MCACHE_CTL_TLB_ECCEN BIT(18) #define MCACHE_CTL_DC_COHEN BIT(19) #define MCACHE_CTL_DC_COHSTA BIT(20)
Andes CPU supports cache and TLB ECC. Enable them by default. Signed-off-by: Leo Yu-Chi Liang <ycliang@andestech.com> --- arch/riscv/cpu/andesv5/cpu.c | 3 ++- arch/riscv/include/asm/arch-andes/csr.h | 3 +++ 2 files changed, 5 insertions(+), 1 deletion(-)