From cfec2093709e5a2a781f44422e15d5009be3d4f8 Mon Sep 17 00:00:00 2001 From: Alexander Graf Date: Tue, 12 Feb 2019 11:31:00 +0100 Subject: [PATCH] elf.h: Add RISC-V definitions The RISC-V ABI document outlines ELF header structure and relocation information. Pull the respective magic numbers into our elf header so we can make use of them. Signed-off-by: Alexander Graf Reviewed-by: Alistair Francis Reviewed-by: Bin Meng Tested-by: Bin Meng Reviewed-by: Daniel Kiper --- include/grub/elf.h | 58 ++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 58 insertions(+) diff --git a/include/grub/elf.h b/include/grub/elf.h index c8492f9dc..c478933ee 100644 --- a/include/grub/elf.h +++ b/include/grub/elf.h @@ -247,6 +247,7 @@ typedef struct #define EM_XTENSA 94 /* Tensilica Xtensa Architecture */ #define EM_NUM 95 #define EM_AARCH64 183 /* ARM 64-bit architecture */ +#define EM_RISCV 243 /* RISC-V */ /* If it is necessary to assign new unofficial EM_* values, please pick large random numbers (0x8523, 0xa7f2, etc.) to minimize the @@ -2473,6 +2474,63 @@ typedef Elf32_Addr Elf32_Conflict; #define R_X86_64_NUM 24 +/* RISC-V relocations */ +#define R_RISCV_NONE 0 +#define R_RISCV_32 1 +#define R_RISCV_64 2 +#define R_RISCV_RELATIVE 3 +#define R_RISCV_COPY 4 +#define R_RISCV_JUMP_SLOT 5 +#define R_RISCV_TLS_DTPMOD32 6 +#define R_RISCV_TLS_DTPMOD64 7 +#define R_RISCV_TLS_DTPREL32 8 +#define R_RISCV_TLS_DTPREL64 9 +#define R_RISCV_TLS_TPREL32 10 +#define R_RISCV_TLS_TPREL64 11 + +#define R_RISCV_BRANCH 16 +#define R_RISCV_JAL 17 +#define R_RISCV_CALL 18 +#define R_RISCV_CALL_PLT 19 +#define R_RISCV_GOT_HI20 20 +#define R_RISCV_TLS_GOT_HI20 21 +#define R_RISCV_TLS_GD_HI20 22 +#define R_RISCV_PCREL_HI20 23 +#define R_RISCV_PCREL_LO12_I 24 +#define R_RISCV_PCREL_LO12_S 25 +#define R_RISCV_HI20 26 +#define R_RISCV_LO12_I 27 +#define R_RISCV_LO12_S 28 +#define R_RISCV_TPREL_HI20 29 +#define R_RISCV_TPREL_LO12_I 30 +#define R_RISCV_TPREL_LO12_S 31 +#define R_RISCV_TPREL_ADD 32 +#define R_RISCV_ADD8 33 +#define R_RISCV_ADD16 34 +#define R_RISCV_ADD32 35 +#define R_RISCV_ADD64 36 +#define R_RISCV_SUB8 37 +#define R_RISCV_SUB16 38 +#define R_RISCV_SUB32 39 +#define R_RISCV_SUB64 40 +#define R_RISCV_GNU_VTINHERIT 41 +#define R_RISCV_GNU_VTENTRY 42 +#define R_RISCV_ALIGN 43 +#define R_RISCV_RVC_BRANCH 44 +#define R_RISCV_RVC_JUMP 45 +#define R_RISCV_LUI 46 +#define R_RISCV_GPREL_I 47 +#define R_RISCV_GPREL_S 48 +#define R_RISCV_TPREL_I 49 +#define R_RISCV_TPREL_S 50 +#define R_RISCV_RELAX 51 +#define R_RISCV_SUB6 52 +#define R_RISCV_SET6 53 +#define R_RISCV_SET8 54 +#define R_RISCV_SET16 55 +#define R_RISCV_SET32 56 +#define R_RISCV_32_PCREL 57 + #ifdef GRUB_TARGET_WORDSIZE #if GRUB_TARGET_WORDSIZE == 32