diff options
| author | Warner Losh <imp@bsdimp.com> | 2021-09-23 14:48:18 -0600 |
|---|---|---|
| committer | Warner Losh <imp@bsdimp.com> | 2022-01-07 22:58:51 -0700 |
| commit | 883d19ccf92d66fcfb72bd1b744cc8a61552419a (patch) | |
| tree | 4217a8fed72d6eb5554a6d360c2a7b33866919c2 /bsd-user | |
| parent | 6c5d60fa78d90ba7308b021fd0d33d88475410c5 (diff) | |
bsd-user/arm/target_arch_elf.h: arm get_hwcap2 impl
Implement the extended HW capabilities for HWCAP2.
Signed-off-by: Kyle Evans <kevans@FreeBSD.org>
Signed-off-by: Warner Losh <imp@bsdimp.com>
Reviewed-by: Kyle Evans <kevans@FreeBSD.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Diffstat (limited to 'bsd-user')
| -rw-r--r-- | bsd-user/arm/target_arch_elf.h | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/bsd-user/arm/target_arch_elf.h b/bsd-user/arm/target_arch_elf.h index 02d25b8926..4a0215d02e 100644 --- a/bsd-user/arm/target_arch_elf.h +++ b/bsd-user/arm/target_arch_elf.h @@ -32,6 +32,7 @@ #define ELF_EXEC_PAGESIZE 4096 #define ELF_HWCAP get_elf_hwcap() +#define ELF_HWCAP2 get_elf_hwcap2() #define GET_FEATURE(feat, hwcap) \ do { if (arm_feature(&cpu->env, feat)) { hwcaps |= hwcap; } } while (0) @@ -64,6 +65,14 @@ enum { ARM_HWCAP_ARM_EVTSTRM = 1 << 21, }; +enum { + ARM_HWCAP2_ARM_AES = 1 << 0, + ARM_HWCAP2_ARM_PMULL = 1 << 1, + ARM_HWCAP2_ARM_SHA1 = 1 << 2, + ARM_HWCAP2_ARM_SHA2 = 1 << 3, + ARM_HWCAP2_ARM_CRC32 = 1 << 4, +}; + static uint32_t get_elf_hwcap(void) { ARMCPU *cpu = ARM_CPU(thread_cpu); @@ -100,6 +109,19 @@ static uint32_t get_elf_hwcap(void) return hwcaps; } +static uint32_t get_elf_hwcap2(void) +{ + ARMCPU *cpu = ARM_CPU(thread_cpu); + uint32_t hwcaps = 0; + + GET_FEATURE_ID(aa32_aes, ARM_HWCAP2_ARM_AES); + GET_FEATURE_ID(aa32_pmull, ARM_HWCAP2_ARM_PMULL); + GET_FEATURE_ID(aa32_sha1, ARM_HWCAP2_ARM_SHA1); + GET_FEATURE_ID(aa32_sha2, ARM_HWCAP2_ARM_SHA2); + GET_FEATURE_ID(aa32_crc32, ARM_HWCAP2_ARM_CRC32); + return hwcaps; +} + #undef GET_FEATURE #undef GET_FEATURE_ID |