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/*
* ARM AArch64 ELF definitions for bsd-user
*
* Copyright (c) 2015 Stacey D. Son
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, see <http://www.gnu.org/licenses/>.
*/
#ifndef TARGET_ARCH_ELF_H
#define TARGET_ARCH_ELF_H
#define ELF_START_MMAP 0x80000000
#define ELF_ET_DYN_LOAD_ADDR 0x100000
#define elf_check_arch(x) ((x) == EM_AARCH64)
#define ELF_CLASS ELFCLASS64
#define ELF_DATA ELFDATA2LSB
#define ELF_ARCH EM_AARCH64
#define USE_ELF_CORE_DUMP
#define ELF_EXEC_PAGESIZE 4096
enum {
ARM_HWCAP_A64_FP = 1 << 0,
ARM_HWCAP_A64_ASIMD = 1 << 1,
ARM_HWCAP_A64_EVTSTRM = 1 << 2,
ARM_HWCAP_A64_AES = 1 << 3,
ARM_HWCAP_A64_PMULL = 1 << 4,
ARM_HWCAP_A64_SHA1 = 1 << 5,
ARM_HWCAP_A64_SHA2 = 1 << 6,
ARM_HWCAP_A64_CRC32 = 1 << 7,
ARM_HWCAP_A64_ATOMICS = 1 << 8,
ARM_HWCAP_A64_FPHP = 1 << 9,
ARM_HWCAP_A64_ASIMDHP = 1 << 10,
ARM_HWCAP_A64_CPUID = 1 << 11,
ARM_HWCAP_A64_ASIMDRDM = 1 << 12,
ARM_HWCAP_A64_JSCVT = 1 << 13,
ARM_HWCAP_A64_FCMA = 1 << 14,
ARM_HWCAP_A64_LRCPC = 1 << 15,
ARM_HWCAP_A64_DCPOP = 1 << 16,
ARM_HWCAP_A64_SHA3 = 1 << 17,
ARM_HWCAP_A64_SM3 = 1 << 18,
ARM_HWCAP_A64_SM4 = 1 << 19,
ARM_HWCAP_A64_ASIMDDP = 1 << 20,
ARM_HWCAP_A64_SHA512 = 1 << 21,
ARM_HWCAP_A64_SVE = 1 << 22,
ARM_HWCAP_A64_ASIMDFHM = 1 << 23,
ARM_HWCAP_A64_DIT = 1 << 24,
ARM_HWCAP_A64_USCAT = 1 << 25,
ARM_HWCAP_A64_ILRCPC = 1 << 26,
ARM_HWCAP_A64_FLAGM = 1 << 27,
ARM_HWCAP_A64_SSBS = 1 << 28,
ARM_HWCAP_A64_SB = 1 << 29,
ARM_HWCAP_A64_PACA = 1 << 30,
ARM_HWCAP_A64_PACG = 1UL << 31,
ARM_HWCAP2_A64_DCPODP = 1 << 0,
ARM_HWCAP2_A64_SVE2 = 1 << 1,
ARM_HWCAP2_A64_SVEAES = 1 << 2,
ARM_HWCAP2_A64_SVEPMULL = 1 << 3,
ARM_HWCAP2_A64_SVEBITPERM = 1 << 4,
ARM_HWCAP2_A64_SVESHA3 = 1 << 5,
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()
#define ELF_HWCAP2 get_elf_hwcap2()
#define GET_FEATURE_ID(feat, hwcap) \
do { if (cpu_isar_feature(feat, cpu)) { hwcaps |= hwcap; } } while (0)
static uint32_t get_elf_hwcap(void)
{
ARMCPU *cpu = ARM_CPU(thread_cpu);
uint32_t hwcaps = 0;
hwcaps |= ARM_HWCAP_A64_FP;
hwcaps |= ARM_HWCAP_A64_ASIMD;
hwcaps |= ARM_HWCAP_A64_CPUID;
/* probe for the extra features */
GET_FEATURE_ID(aa64_aes, ARM_HWCAP_A64_AES);
GET_FEATURE_ID(aa64_pmull, ARM_HWCAP_A64_PMULL);
GET_FEATURE_ID(aa64_sha1, ARM_HWCAP_A64_SHA1);
GET_FEATURE_ID(aa64_sha256, ARM_HWCAP_A64_SHA2);
GET_FEATURE_ID(aa64_sha512, ARM_HWCAP_A64_SHA512);
GET_FEATURE_ID(aa64_crc32, ARM_HWCAP_A64_CRC32);
GET_FEATURE_ID(aa64_sha3, ARM_HWCAP_A64_SHA3);
GET_FEATURE_ID(aa64_sm3, ARM_HWCAP_A64_SM3);
GET_FEATURE_ID(aa64_sm4, ARM_HWCAP_A64_SM4);
GET_FEATURE_ID(aa64_fp16, ARM_HWCAP_A64_FPHP | ARM_HWCAP_A64_ASIMDHP);
GET_FEATURE_ID(aa64_atomics, ARM_HWCAP_A64_ATOMICS);
GET_FEATURE_ID(aa64_rdm, ARM_HWCAP_A64_ASIMDRDM);
GET_FEATURE_ID(aa64_dp, ARM_HWCAP_A64_ASIMDDP);
GET_FEATURE_ID(aa64_fcma, ARM_HWCAP_A64_FCMA);
GET_FEATURE_ID(aa64_sve, ARM_HWCAP_A64_SVE);
GET_FEATURE_ID(aa64_pauth, ARM_HWCAP_A64_PACA | ARM_HWCAP_A64_PACG);
GET_FEATURE_ID(aa64_fhm, ARM_HWCAP_A64_ASIMDFHM);
GET_FEATURE_ID(aa64_jscvt, ARM_HWCAP_A64_JSCVT);
GET_FEATURE_ID(aa64_sb, ARM_HWCAP_A64_SB);
GET_FEATURE_ID(aa64_condm_4, ARM_HWCAP_A64_FLAGM);
GET_FEATURE_ID(aa64_dcpop, ARM_HWCAP_A64_DCPOP);
GET_FEATURE_ID(aa64_rcpc_8_3, ARM_HWCAP_A64_LRCPC);
GET_FEATURE_ID(aa64_rcpc_8_4, ARM_HWCAP_A64_ILRCPC);
return hwcaps;
}
static uint32_t get_elf_hwcap2(void)
{
ARMCPU *cpu = ARM_CPU(thread_cpu);
uint32_t hwcaps = 0;
GET_FEATURE_ID(aa64_dcpodp, ARM_HWCAP2_A64_DCPODP);
GET_FEATURE_ID(aa64_sve2, ARM_HWCAP2_A64_SVE2);
GET_FEATURE_ID(aa64_sve2_aes, ARM_HWCAP2_A64_SVEAES);
GET_FEATURE_ID(aa64_sve2_pmull128, ARM_HWCAP2_A64_SVEPMULL);
GET_FEATURE_ID(aa64_sve2_bitperm, ARM_HWCAP2_A64_SVEBITPERM);
GET_FEATURE_ID(aa64_sve2_sha3, ARM_HWCAP2_A64_SVESHA3);
GET_FEATURE_ID(aa64_sve2_sm4, ARM_HWCAP2_A64_SVESM4);
GET_FEATURE_ID(aa64_condm_5, ARM_HWCAP2_A64_FLAGM2);
GET_FEATURE_ID(aa64_frint, ARM_HWCAP2_A64_FRINT);
GET_FEATURE_ID(aa64_sve_i8mm, ARM_HWCAP2_A64_SVEI8MM);
GET_FEATURE_ID(aa64_sve_f32mm, ARM_HWCAP2_A64_SVEF32MM);
GET_FEATURE_ID(aa64_sve_f64mm, ARM_HWCAP2_A64_SVEF64MM);
GET_FEATURE_ID(aa64_sve_bf16, ARM_HWCAP2_A64_SVEBF16);
GET_FEATURE_ID(aa64_i8mm, ARM_HWCAP2_A64_I8MM);
GET_FEATURE_ID(aa64_bf16, ARM_HWCAP2_A64_BF16);
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;
}
#undef GET_FEATURE_ID
#endif /* TARGET_ARCH_ELF_H */
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