diff options
Diffstat (limited to 'sys/arm64/include/cpu.h')
| -rw-r--r-- | sys/arm64/include/cpu.h | 29 |
1 files changed, 27 insertions, 2 deletions
diff --git a/sys/arm64/include/cpu.h b/sys/arm64/include/cpu.h index 935e3754bf25..07a783138f42 100644 --- a/sys/arm64/include/cpu.h +++ b/sys/arm64/include/cpu.h @@ -193,8 +193,30 @@ (((mask) & PCPU_GET(midr)) == \ ((mask) & CPU_ID_RAW((impl), (part), (var), (rev)))) -#define CPU_MATCH_RAW(mask, devid) \ - (((mask) & PCPU_GET(midr)) == ((mask) & (devid))) +#if !defined(__ASSEMBLER__) +static inline bool +midr_check_var_part_range(u_int midr, u_int impl, u_int part, u_int var_low, + u_int part_low, u_int var_high, u_int part_high) +{ + /* Check for the correct part */ + if (CPU_IMPL(midr) != impl || CPU_PART(midr) != part) + return (false); + + /* Check if the variant is between var_low and var_high inclusive */ + if (CPU_VAR(midr) < var_low || CPU_VAR(midr) > var_high) + return (false); + + /* If the variant is the low value, check if the part is high enough */ + if (CPU_VAR(midr) == var_low && CPU_PART(midr) < part_low) + return (false); + + /* If the variant is the high value, check if the part is low enough */ + if (CPU_VAR(midr) == var_high && CPU_PART(midr) > part_high) + return (false); + + return (true); +} +#endif /* * Chip-specific errata. This defines are intended to be @@ -226,6 +248,9 @@ extern uint64_t __cpu_affinity[]; struct arm64_addr_mask; extern struct arm64_addr_mask elf64_addr_mask; +#ifdef COMPAT_FREEBSD14 +extern struct arm64_addr_mask elf64_addr_mask_14; +#endif typedef void (*cpu_reset_hook_t)(void); extern cpu_reset_hook_t cpu_reset_hook; |