diff options
Diffstat (limited to 'arch/arm/include/asm/domain.h')
| -rw-r--r-- | arch/arm/include/asm/domain.h | 21 |
1 files changed, 19 insertions, 2 deletions
diff --git a/arch/arm/include/asm/domain.h b/arch/arm/include/asm/domain.h index 2be929549938..e878129f2fee 100644 --- a/arch/arm/include/asm/domain.h +++ b/arch/arm/include/asm/domain.h @@ -57,11 +57,29 @@ #define domain_mask(dom) ((3) << (2 * (dom))) #define domain_val(dom,type) ((type) << (2 * (dom))) +#ifdef CONFIG_CPU_SW_DOMAIN_PAN +#define DACR_INIT \ + (domain_val(DOMAIN_USER, DOMAIN_NOACCESS) | \ + domain_val(DOMAIN_KERNEL, DOMAIN_MANAGER) | \ + domain_val(DOMAIN_IO, DOMAIN_CLIENT) | \ + domain_val(DOMAIN_VECTORS, DOMAIN_CLIENT)) +#else #define DACR_INIT \ (domain_val(DOMAIN_USER, DOMAIN_CLIENT) | \ domain_val(DOMAIN_KERNEL, DOMAIN_MANAGER) | \ domain_val(DOMAIN_IO, DOMAIN_CLIENT) | \ domain_val(DOMAIN_VECTORS, DOMAIN_CLIENT)) +#endif + +#define __DACR_DEFAULT \ + domain_val(DOMAIN_KERNEL, DOMAIN_CLIENT) | \ + domain_val(DOMAIN_IO, DOMAIN_CLIENT) | \ + domain_val(DOMAIN_VECTORS, DOMAIN_CLIENT) + +#define DACR_UACCESS_DISABLE \ + (__DACR_DEFAULT | domain_val(DOMAIN_USER, DOMAIN_NOACCESS)) +#define DACR_UACCESS_ENABLE \ + (__DACR_DEFAULT | domain_val(DOMAIN_USER, DOMAIN_CLIENT)) #ifndef __ASSEMBLY__ @@ -76,7 +94,6 @@ static inline unsigned int get_domain(void) return domain; } -#ifdef CONFIG_CPU_USE_DOMAINS static inline void set_domain(unsigned val) { asm volatile( @@ -85,6 +102,7 @@ static inline void set_domain(unsigned val) isb(); } +#ifdef CONFIG_CPU_USE_DOMAINS #define modify_domain(dom,type) \ do { \ unsigned int domain = get_domain(); \ @@ -94,7 +112,6 @@ static inline void set_domain(unsigned val) } while (0) #else -static inline void set_domain(unsigned val) { } static inline void modify_domain(unsigned dom, unsigned type) { } #endif |