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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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214 lines
6.1 KiB
C
214 lines
6.1 KiB
C
#ifndef __ASM_SPARC64_ELF_H
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#define __ASM_SPARC64_ELF_H
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/*
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* ELF register definitions..
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*/
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#include <asm/ptrace.h>
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#include <asm/processor.h>
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#include <asm/extable_64.h>
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#include <asm/spitfire.h>
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/*
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* Sparc section types
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*/
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#define STT_REGISTER 13
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/*
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* Sparc ELF relocation types
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*/
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#define R_SPARC_NONE 0
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#define R_SPARC_8 1
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#define R_SPARC_16 2
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#define R_SPARC_32 3
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#define R_SPARC_DISP8 4
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#define R_SPARC_DISP16 5
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#define R_SPARC_DISP32 6
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#define R_SPARC_WDISP30 7
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#define R_SPARC_WDISP22 8
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#define R_SPARC_HI22 9
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#define R_SPARC_22 10
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#define R_SPARC_13 11
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#define R_SPARC_LO10 12
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#define R_SPARC_GOT10 13
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#define R_SPARC_GOT13 14
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#define R_SPARC_GOT22 15
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#define R_SPARC_PC10 16
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#define R_SPARC_PC22 17
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#define R_SPARC_WPLT30 18
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#define R_SPARC_COPY 19
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#define R_SPARC_GLOB_DAT 20
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#define R_SPARC_JMP_SLOT 21
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#define R_SPARC_RELATIVE 22
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#define R_SPARC_UA32 23
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#define R_SPARC_PLT32 24
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#define R_SPARC_HIPLT22 25
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#define R_SPARC_LOPLT10 26
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#define R_SPARC_PCPLT32 27
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#define R_SPARC_PCPLT22 28
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#define R_SPARC_PCPLT10 29
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#define R_SPARC_10 30
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#define R_SPARC_11 31
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#define R_SPARC_64 32
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#define R_SPARC_OLO10 33
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#define R_SPARC_WDISP16 40
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#define R_SPARC_WDISP19 41
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#define R_SPARC_7 43
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#define R_SPARC_5 44
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#define R_SPARC_6 45
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/* Bits present in AT_HWCAP, primarily for Sparc32. */
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#define HWCAP_SPARC_FLUSH 0x00000001
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#define HWCAP_SPARC_STBAR 0x00000002
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#define HWCAP_SPARC_SWAP 0x00000004
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#define HWCAP_SPARC_MULDIV 0x00000008
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#define HWCAP_SPARC_V9 0x00000010
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#define HWCAP_SPARC_ULTRA3 0x00000020
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#define HWCAP_SPARC_BLKINIT 0x00000040
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#define HWCAP_SPARC_N2 0x00000080
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/* Solaris compatible AT_HWCAP bits. */
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#define AV_SPARC_MUL32 0x00000100 /* 32x32 multiply is efficient */
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#define AV_SPARC_DIV32 0x00000200 /* 32x32 divide is efficient */
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#define AV_SPARC_FSMULD 0x00000400 /* 'fsmuld' is efficient */
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#define AV_SPARC_V8PLUS 0x00000800 /* v9 insn available to 32bit */
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#define AV_SPARC_POPC 0x00001000 /* 'popc' is efficient */
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#define AV_SPARC_VIS 0x00002000 /* VIS insns available */
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#define AV_SPARC_VIS2 0x00004000 /* VIS2 insns available */
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#define AV_SPARC_ASI_BLK_INIT 0x00008000 /* block init ASIs available */
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#define AV_SPARC_FMAF 0x00010000 /* fused multiply-add */
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#define AV_SPARC_VIS3 0x00020000 /* VIS3 insns available */
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#define AV_SPARC_HPC 0x00040000 /* HPC insns available */
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#define AV_SPARC_RANDOM 0x00080000 /* 'random' insn available */
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#define AV_SPARC_TRANS 0x00100000 /* transaction insns available */
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#define AV_SPARC_FJFMAU 0x00200000 /* unfused multiply-add */
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#define AV_SPARC_IMA 0x00400000 /* integer multiply-add */
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#define AV_SPARC_ASI_CACHE_SPARING \
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0x00800000 /* cache sparing ASIs available */
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#define AV_SPARC_PAUSE 0x01000000 /* PAUSE available */
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#define AV_SPARC_CBCOND 0x02000000 /* CBCOND insns available */
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/* Solaris decided to enumerate every single crypto instruction type
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* in the AT_HWCAP bits. This is wasteful, since if crypto is present,
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* you still need to look in the CFR register to see if the opcode is
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* really available. So we simply advertise only "crypto" support.
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*/
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#define HWCAP_SPARC_CRYPTO 0x04000000 /* CRYPTO insns available */
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#define HWCAP_SPARC_ADI 0x08000000 /* ADI available */
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#define CORE_DUMP_USE_REGSET
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/*
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* These are used to set parameters in the core dumps.
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*/
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#define ELF_ARCH EM_SPARCV9
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#define ELF_CLASS ELFCLASS64
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#define ELF_DATA ELFDATA2MSB
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/* Format of 64-bit elf_gregset_t is:
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* G0 --> G7
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* O0 --> O7
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* L0 --> L7
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* I0 --> I7
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* TSTATE
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* TPC
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* TNPC
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* Y
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*/
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typedef unsigned long elf_greg_t;
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#define ELF_NGREG 36
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typedef elf_greg_t elf_gregset_t[ELF_NGREG];
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typedef struct {
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unsigned long pr_regs[32];
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unsigned long pr_fsr;
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unsigned long pr_gsr;
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unsigned long pr_fprs;
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} elf_fpregset_t;
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/* Format of 32-bit elf_gregset_t is:
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* G0 --> G7
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* O0 --> O7
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* L0 --> L7
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* I0 --> I7
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* PSR, PC, nPC, Y, WIM, TBR
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*/
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typedef unsigned int compat_elf_greg_t;
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#define COMPAT_ELF_NGREG 38
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typedef compat_elf_greg_t compat_elf_gregset_t[COMPAT_ELF_NGREG];
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typedef struct {
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union {
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unsigned int pr_regs[32];
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unsigned long pr_dregs[16];
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} pr_fr;
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unsigned int __unused;
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unsigned int pr_fsr;
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unsigned char pr_qcnt;
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unsigned char pr_q_entrysize;
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unsigned char pr_en;
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unsigned int pr_q[64];
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} compat_elf_fpregset_t;
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/* UltraSparc extensions. Still unused, but will be eventually. */
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typedef struct {
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unsigned int pr_type;
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unsigned int pr_align;
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union {
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struct {
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union {
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unsigned int pr_regs[32];
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unsigned long pr_dregs[16];
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long double pr_qregs[8];
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} pr_xfr;
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} pr_v8p;
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unsigned int pr_xfsr;
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unsigned int pr_fprs;
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unsigned int pr_xg[8];
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unsigned int pr_xo[8];
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unsigned long pr_tstate;
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unsigned int pr_filler[8];
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} pr_un;
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} elf_xregset_t;
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/*
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* This is used to ensure we don't load something for the wrong architecture.
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*/
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#define elf_check_arch(x) ((x)->e_machine == ELF_ARCH)
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#define compat_elf_check_arch(x) ((x)->e_machine == EM_SPARC || \
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(x)->e_machine == EM_SPARC32PLUS)
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#define compat_start_thread start_thread32
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#define ELF_EXEC_PAGESIZE PAGE_SIZE
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/* This is the location that an ET_DYN program is loaded if exec'ed. Typical
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use of this is to invoke "./ld.so someprog" to test out a new version of
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the loader. We need to make sure that it is out of the way of the program
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that it will "exec", and that there is sufficient room for the brk. */
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#define ELF_ET_DYN_BASE 0x0000010000000000UL
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#define COMPAT_ELF_ET_DYN_BASE 0x0000000070000000UL
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extern unsigned long sparc64_elf_hwcap;
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#define ELF_HWCAP sparc64_elf_hwcap
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/* This yields a string that ld.so will use to load implementation
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specific libraries for optimization. This is more specific in
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intent than poking at uname or /proc/cpuinfo. */
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#define ELF_PLATFORM (NULL)
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#define SET_PERSONALITY(ex) \
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do { if ((ex).e_ident[EI_CLASS] == ELFCLASS32) \
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set_thread_flag(TIF_32BIT); \
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else \
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clear_thread_flag(TIF_32BIT); \
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/* flush_thread will update pgd cache */ \
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if (personality(current->personality) != PER_LINUX32) \
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set_personality(PER_LINUX | \
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(current->personality & (~PER_MASK))); \
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} while (0)
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#endif /* !(__ASM_SPARC64_ELF_H) */
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