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linux-user/aarch64: Enable hwcap for RND, BTI, and MTE 

These three features are already enabled by TCG, but are missing
their hwcap bits.  Update HWCAP2 from linux v5.12.

Cc: qemu-stable@nongnu.org (for 6.0.1)
Buglink: https://bugs.launchpad.net/bugs/1926044
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20210427214108.88503-1-richard.henderson@linaro.org
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
This commit is contained in:
Richard Henderson 2021-04-27 14:41:08 -07:00 committed by Peter Maydell
parent 5f1fffa0a6
commit 68948d1822
1 changed files with 13 additions and 0 deletions
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13
linux-user/elfload.c
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@ -586,6 +586,16 @@ enum {
ARM_HWCAP2_A64_SVESM4 = 1 << 6,
ARM_HWCAP2_A64_FLAGM2 = 1 << 7,
ARM_HWCAP2_A64_FRINT = 1 << 8,
ARM_HWCAP2_A64_SVEI8MM = 1 << 9,
ARM_HWCAP2_A64_SVEF32MM = 1 << 10,
ARM_HWCAP2_A64_SVEF64MM = 1 << 11,
ARM_HWCAP2_A64_SVEBF16 = 1 << 12,
ARM_HWCAP2_A64_I8MM = 1 << 13,
ARM_HWCAP2_A64_BF16 = 1 << 14,
ARM_HWCAP2_A64_DGH = 1 << 15,
ARM_HWCAP2_A64_RNG = 1 << 16,
ARM_HWCAP2_A64_BTI = 1 << 17,
ARM_HWCAP2_A64_MTE = 1 << 18,
};
#define ELF_HWCAP get_elf_hwcap()
@ -640,6 +650,9 @@ static uint32_t get_elf_hwcap2(void)
GET_FEATURE_ID(aa64_dcpodp, ARM_HWCAP2_A64_DCPODP);
GET_FEATURE_ID(aa64_condm_5, ARM_HWCAP2_A64_FLAGM2);
GET_FEATURE_ID(aa64_frint, ARM_HWCAP2_A64_FRINT);
GET_FEATURE_ID(aa64_rndr, ARM_HWCAP2_A64_RNG);
GET_FEATURE_ID(aa64_bti, ARM_HWCAP2_A64_BTI);
GET_FEATURE_ID(aa64_mte, ARM_HWCAP2_A64_MTE);
return hwcaps;
}