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[PATCH v3 16/29] bsd-user/arm/target_arch_elf.h: arm get_hwcap2 impl
From: |
Warner Losh |
Subject: |
[PATCH v3 16/29] bsd-user/arm/target_arch_elf.h: arm get_hwcap2 impl |
Date: |
Thu, 4 Nov 2021 08:05:23 -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
- [PATCH v3 04/29] bsd-user/arm/target_arch_cpu.h: CPU Loop definitions, (continued)
- [PATCH v3 04/29] bsd-user/arm/target_arch_cpu.h: CPU Loop definitions, Warner Losh, 2021/11/04
- [PATCH v3 02/29] bsd-user/arm/target_syscall.h: Add copyright and update name, Warner Losh, 2021/11/04
- [PATCH v3 06/29] bsd-user/arm/target_arch_cpu.h: Dummy target_cpu_loop implementation, Warner Losh, 2021/11/04
- [PATCH v3 05/29] bsd-user/arm/target_arch_cpu.h: Implement target_cpu_clone_regs, Warner Losh, 2021/11/04
- [PATCH v3 07/29] bsd-user/arm/target_arch_cpu.h: Implement trivial EXCP exceptions, Warner Losh, 2021/11/04
- [PATCH v3 08/29] bsd-user/arm/target_arch_cpu.h: Implement data abort exceptions, Warner Losh, 2021/11/04
- [PATCH v3 10/29] bsd-user/arm/target_arch_reg.h: Implement core dump register copying, Warner Losh, 2021/11/04
- [PATCH v3 11/29] bsd-user/arm/target_arch_vmparam.h: Parameters for arm address space, Warner Losh, 2021/11/04
- [PATCH v3 09/29] bsd-user/arm/target_arch_cpu.h: Implement system call dispatch, Warner Losh, 2021/11/04
- [PATCH v3 16/29] bsd-user/arm/target_arch_elf.h: arm get_hwcap2 impl,
Warner Losh <=
- [PATCH v3 12/29] bsd-user/arm/target_arch_sigtramp.h: Signal Trampoline for arm, Warner Losh, 2021/11/04
- [PATCH v3 14/29] bsd-user/arm/target_arch_elf.h: arm defines for ELF, Warner Losh, 2021/11/04
- [PATCH v3 13/29] bsd-user/arm/target_arch_thread.h: Routines to create and switch to a thread, Warner Losh, 2021/11/04
- [PATCH v3 17/29] bsd-user/freebsd: Create common target_os_ucontext.h file, Warner Losh, 2021/11/04
- [PATCH v3 19/29] bsd-user/arm/target_arch_signal.h: arm machine context for signals, Warner Losh, 2021/11/04
- [PATCH v3 21/29] bsd-user/arm/target_arch_signal.h: arm set_sigtramp_args, Warner Losh, 2021/11/04