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[PATCH v4 27/36] bsd-user/arm/target_arch_elf.h: arm get_hwcap2 impl
From: |
Warner Losh |
Subject: |
[PATCH v4 27/36] bsd-user/arm/target_arch_elf.h: arm get_hwcap2 impl |
Date: |
Thu, 4 Nov 2021 21:19:08 -0600 |
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>
---
bsd-user/arm/target_arch_elf.h | 22 ++++++++++++++++++++++
1 file changed, 22 insertions(+)
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
--
2.33.0
- Re: [PATCH v4 01/36] bsd-user/mips*: Remove, (continued)
- [PATCH v4 05/36] bsd-user/i386/target_arch_signal.h: use new target_os_ucontext.h, Warner Losh, 2021/11/04
- [PATCH v4 11/36] bsd-user/x86_64: Move functions into signal.c, Warner Losh, 2021/11/04
- [PATCH v4 15/36] bsd-user/arm/target_arch_cpu.h: CPU Loop definitions, Warner Losh, 2021/11/04
- [PATCH v4 18/36] bsd-user/arm/target_arch_cpu.h: Implement trivial EXCP exceptions, Warner Losh, 2021/11/04
- [PATCH v4 09/36] bsd-user/x86_64/target_arch_signal.h: use new target_os_ucontext.h, Warner Losh, 2021/11/04
- [PATCH v4 24/36] bsd-user/arm/target_arch_thread.h: Routines to create and switch to a thread, Warner Losh, 2021/11/04
- [PATCH v4 27/36] bsd-user/arm/target_arch_elf.h: arm get_hwcap2 impl,
Warner Losh <=
- [PATCH v4 19/36] bsd-user/arm/target_arch_cpu.h: Implement data abort exceptions, Warner Losh, 2021/11/04
- [PATCH v4 21/36] bsd-user/arm/target_arch_reg.h: Implement core dump register copying, Warner Losh, 2021/11/04
- [PATCH v4 13/36] bsd-user/arm/target_syscall.h: Add copyright and update name, Warner Losh, 2021/11/04
- [PATCH v4 29/36] bsd-user/arm/target_arch_signal.h: arm machine context and trapframe for signals, Warner Losh, 2021/11/04
- [PATCH v4 28/36] bsd-user/arm/target_arch_signal.h: arm specific signal registers and stack, Warner Losh, 2021/11/04
- [PATCH v4 31/36] bsd-user/arm/target_arch_signal.c: arm set_sigtramp_args, Warner Losh, 2021/11/04
- [PATCH v4 20/36] bsd-user/arm/target_arch_cpu.h: Implement system call dispatch, Warner Losh, 2021/11/04
- [PATCH v4 30/36] bsd-user/arm/target_arch_signal.h: Define size of *context_t, Warner Losh, 2021/11/04