diff options
Diffstat (limited to 'include/lib')
| -rw-r--r-- | include/lib/aarch64/arch_helpers.h | 1 | ||||
| -rw-r--r-- | include/lib/xlat_tables.h | 14 |
2 files changed, 15 insertions, 0 deletions
diff --git a/include/lib/aarch64/arch_helpers.h b/include/lib/aarch64/arch_helpers.h index f9f0715f..4d936ad5 100644 --- a/include/lib/aarch64/arch_helpers.h +++ b/include/lib/aarch64/arch_helpers.h @@ -273,6 +273,7 @@ DEFINE_SYSREG_RW_FUNCS(cntvoff_el2) DEFINE_SYSREG_RW_FUNCS(vpidr_el2) DEFINE_SYSREG_RW_FUNCS(vmpidr_el2) +DEFINE_SYSREG_RW_FUNCS(cntp_ctl_el0) DEFINE_SYSREG_READ_FUNC(isr_el1) diff --git a/include/lib/xlat_tables.h b/include/lib/xlat_tables.h index d2ac6db6..0e9800ab 100644 --- a/include/lib/xlat_tables.h +++ b/include/lib/xlat_tables.h @@ -32,13 +32,27 @@ #define __XLAT_TABLES_H__ /* Miscellaneous MMU related constants */ +#define NUM_2MB_IN_GB (1 << 9) +#define NUM_4K_IN_2MB (1 << 9) +#define NUM_GB_IN_4GB (1 << 2) + +#define TWO_MB_SHIFT 21 +#define ONE_GB_SHIFT 30 #define FOUR_KB_SHIFT 12 +#define ONE_GB_INDEX(x) ((x) >> ONE_GB_SHIFT) +#define TWO_MB_INDEX(x) ((x) >> TWO_MB_SHIFT) +#define FOUR_KB_INDEX(x) ((x) >> FOUR_KB_SHIFT) + #define INVALID_DESC 0x0 #define BLOCK_DESC 0x1 /* Table levels 0-2 */ #define TABLE_DESC 0x3 /* Table levels 0-2 */ #define PAGE_DESC 0x3 /* Table level 3 */ +#define FIRST_LEVEL_DESC_N ONE_GB_SHIFT +#define SECOND_LEVEL_DESC_N TWO_MB_SHIFT +#define THIRD_LEVEL_DESC_N FOUR_KB_SHIFT + #define XN (1ull << 2) #define PXN (1ull << 1) #define CONT_HINT (1ull << 0) |