^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1) // SPDX-License-Identifier: GPL-2.0-or-later
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4) * Copyright (C) 2017 Zihao Yu
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7) #include <linux/elf.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8) #include <linux/err.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9) #include <linux/errno.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10) #include <linux/moduleloader.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 11) #include <linux/vmalloc.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 12) #include <linux/sizes.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 13) #include <linux/pgtable.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 14) #include <asm/sections.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 15)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 16) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 17) * The auipc+jalr instruction pair can reach any PC-relative offset
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 18) * in the range [-2^31 - 2^11, 2^31 - 2^11)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 19) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 20) static bool riscv_insn_valid_32bit_offset(ptrdiff_t val)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 21) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 22) #ifdef CONFIG_32BIT
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 23) return true;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 24) #else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 25) return (-(1L << 31) - (1L << 11)) <= val && val < ((1L << 31) - (1L << 11));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 26) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 27) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 28)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 29) static int apply_r_riscv_32_rela(struct module *me, u32 *location, Elf_Addr v)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 30) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 31) if (v != (u32)v) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 32) pr_err("%s: value %016llx out of range for 32-bit field\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 33) me->name, (long long)v);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 34) return -EINVAL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 35) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 36) *location = v;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 37) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 38) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 39)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 40) static int apply_r_riscv_64_rela(struct module *me, u32 *location, Elf_Addr v)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 41) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 42) *(u64 *)location = v;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 43) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 44) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 45)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 46) static int apply_r_riscv_branch_rela(struct module *me, u32 *location,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 47) Elf_Addr v)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 48) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 49) ptrdiff_t offset = (void *)v - (void *)location;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 50) u32 imm12 = (offset & 0x1000) << (31 - 12);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 51) u32 imm11 = (offset & 0x800) >> (11 - 7);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 52) u32 imm10_5 = (offset & 0x7e0) << (30 - 10);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 53) u32 imm4_1 = (offset & 0x1e) << (11 - 4);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 54)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 55) *location = (*location & 0x1fff07f) | imm12 | imm11 | imm10_5 | imm4_1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 56) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 57) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 58)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 59) static int apply_r_riscv_jal_rela(struct module *me, u32 *location,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 60) Elf_Addr v)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 61) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 62) ptrdiff_t offset = (void *)v - (void *)location;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 63) u32 imm20 = (offset & 0x100000) << (31 - 20);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 64) u32 imm19_12 = (offset & 0xff000);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 65) u32 imm11 = (offset & 0x800) << (20 - 11);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 66) u32 imm10_1 = (offset & 0x7fe) << (30 - 10);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 67)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 68) *location = (*location & 0xfff) | imm20 | imm19_12 | imm11 | imm10_1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 69) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 70) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 71)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 72) static int apply_r_riscv_rcv_branch_rela(struct module *me, u32 *location,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 73) Elf_Addr v)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 74) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 75) ptrdiff_t offset = (void *)v - (void *)location;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 76) u16 imm8 = (offset & 0x100) << (12 - 8);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 77) u16 imm7_6 = (offset & 0xc0) >> (6 - 5);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 78) u16 imm5 = (offset & 0x20) >> (5 - 2);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 79) u16 imm4_3 = (offset & 0x18) << (12 - 5);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 80) u16 imm2_1 = (offset & 0x6) << (12 - 10);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 81)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 82) *(u16 *)location = (*(u16 *)location & 0xe383) |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 83) imm8 | imm7_6 | imm5 | imm4_3 | imm2_1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 84) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 85) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 86)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 87) static int apply_r_riscv_rvc_jump_rela(struct module *me, u32 *location,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 88) Elf_Addr v)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 89) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 90) ptrdiff_t offset = (void *)v - (void *)location;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 91) u16 imm11 = (offset & 0x800) << (12 - 11);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 92) u16 imm10 = (offset & 0x400) >> (10 - 8);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 93) u16 imm9_8 = (offset & 0x300) << (12 - 11);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 94) u16 imm7 = (offset & 0x80) >> (7 - 6);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 95) u16 imm6 = (offset & 0x40) << (12 - 11);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 96) u16 imm5 = (offset & 0x20) >> (5 - 2);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 97) u16 imm4 = (offset & 0x10) << (12 - 5);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 98) u16 imm3_1 = (offset & 0xe) << (12 - 10);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 99)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 100) *(u16 *)location = (*(u16 *)location & 0xe003) |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 101) imm11 | imm10 | imm9_8 | imm7 | imm6 | imm5 | imm4 | imm3_1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 102) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 103) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 104)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 105) static int apply_r_riscv_pcrel_hi20_rela(struct module *me, u32 *location,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 106) Elf_Addr v)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 107) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 108) ptrdiff_t offset = (void *)v - (void *)location;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 109) s32 hi20;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 110)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 111) if (!riscv_insn_valid_32bit_offset(offset)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 112) pr_err(
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 113) "%s: target %016llx can not be addressed by the 32-bit offset from PC = %p\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 114) me->name, (long long)v, location);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 115) return -EINVAL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 116) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 117)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 118) hi20 = (offset + 0x800) & 0xfffff000;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 119) *location = (*location & 0xfff) | hi20;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 120) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 121) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 122)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 123) static int apply_r_riscv_pcrel_lo12_i_rela(struct module *me, u32 *location,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 124) Elf_Addr v)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 125) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 126) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 127) * v is the lo12 value to fill. It is calculated before calling this
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 128) * handler.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 129) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 130) *location = (*location & 0xfffff) | ((v & 0xfff) << 20);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 131) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 132) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 133)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 134) static int apply_r_riscv_pcrel_lo12_s_rela(struct module *me, u32 *location,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 135) Elf_Addr v)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 136) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 137) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 138) * v is the lo12 value to fill. It is calculated before calling this
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 139) * handler.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 140) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 141) u32 imm11_5 = (v & 0xfe0) << (31 - 11);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 142) u32 imm4_0 = (v & 0x1f) << (11 - 4);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 143)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 144) *location = (*location & 0x1fff07f) | imm11_5 | imm4_0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 145) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 146) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 147)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 148) static int apply_r_riscv_hi20_rela(struct module *me, u32 *location,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 149) Elf_Addr v)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 150) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 151) s32 hi20;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 152)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 153) if (IS_ENABLED(CONFIG_CMODEL_MEDLOW)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 154) pr_err(
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 155) "%s: target %016llx can not be addressed by the 32-bit offset from PC = %p\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 156) me->name, (long long)v, location);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 157) return -EINVAL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 158) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 159)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 160) hi20 = ((s32)v + 0x800) & 0xfffff000;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 161) *location = (*location & 0xfff) | hi20;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 162) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 163) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 164)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 165) static int apply_r_riscv_lo12_i_rela(struct module *me, u32 *location,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 166) Elf_Addr v)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 167) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 168) /* Skip medlow checking because of filtering by HI20 already */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 169) s32 hi20 = ((s32)v + 0x800) & 0xfffff000;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 170) s32 lo12 = ((s32)v - hi20);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 171) *location = (*location & 0xfffff) | ((lo12 & 0xfff) << 20);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 172) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 173) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 174)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 175) static int apply_r_riscv_lo12_s_rela(struct module *me, u32 *location,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 176) Elf_Addr v)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 177) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 178) /* Skip medlow checking because of filtering by HI20 already */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 179) s32 hi20 = ((s32)v + 0x800) & 0xfffff000;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 180) s32 lo12 = ((s32)v - hi20);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 181) u32 imm11_5 = (lo12 & 0xfe0) << (31 - 11);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 182) u32 imm4_0 = (lo12 & 0x1f) << (11 - 4);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 183) *location = (*location & 0x1fff07f) | imm11_5 | imm4_0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 184) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 185) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 186)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 187) static int apply_r_riscv_got_hi20_rela(struct module *me, u32 *location,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 188) Elf_Addr v)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 189) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 190) ptrdiff_t offset = (void *)v - (void *)location;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 191) s32 hi20;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 192)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 193) /* Always emit the got entry */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 194) if (IS_ENABLED(CONFIG_MODULE_SECTIONS)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 195) offset = module_emit_got_entry(me, v);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 196) offset = (void *)offset - (void *)location;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 197) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 198) pr_err(
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 199) "%s: can not generate the GOT entry for symbol = %016llx from PC = %p\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 200) me->name, (long long)v, location);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 201) return -EINVAL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 202) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 203)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 204) hi20 = (offset + 0x800) & 0xfffff000;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 205) *location = (*location & 0xfff) | hi20;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 206) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 207) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 208)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 209) static int apply_r_riscv_call_plt_rela(struct module *me, u32 *location,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 210) Elf_Addr v)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 211) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 212) ptrdiff_t offset = (void *)v - (void *)location;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 213) u32 hi20, lo12;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 214)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 215) if (!riscv_insn_valid_32bit_offset(offset)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 216) /* Only emit the plt entry if offset over 32-bit range */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 217) if (IS_ENABLED(CONFIG_MODULE_SECTIONS)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 218) offset = module_emit_plt_entry(me, v);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 219) offset = (void *)offset - (void *)location;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 220) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 221) pr_err(
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 222) "%s: target %016llx can not be addressed by the 32-bit offset from PC = %p\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 223) me->name, (long long)v, location);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 224) return -EINVAL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 225) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 226) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 227)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 228) hi20 = (offset + 0x800) & 0xfffff000;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 229) lo12 = (offset - hi20) & 0xfff;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 230) *location = (*location & 0xfff) | hi20;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 231) *(location + 1) = (*(location + 1) & 0xfffff) | (lo12 << 20);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 232) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 233) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 234)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 235) static int apply_r_riscv_call_rela(struct module *me, u32 *location,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 236) Elf_Addr v)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 237) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 238) ptrdiff_t offset = (void *)v - (void *)location;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 239) u32 hi20, lo12;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 240)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 241) if (!riscv_insn_valid_32bit_offset(offset)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 242) pr_err(
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 243) "%s: target %016llx can not be addressed by the 32-bit offset from PC = %p\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 244) me->name, (long long)v, location);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 245) return -EINVAL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 246) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 247)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 248) hi20 = (offset + 0x800) & 0xfffff000;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 249) lo12 = (offset - hi20) & 0xfff;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 250) *location = (*location & 0xfff) | hi20;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 251) *(location + 1) = (*(location + 1) & 0xfffff) | (lo12 << 20);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 252) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 253) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 254)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 255) static int apply_r_riscv_relax_rela(struct module *me, u32 *location,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 256) Elf_Addr v)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 257) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 258) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 259) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 260)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 261) static int apply_r_riscv_align_rela(struct module *me, u32 *location,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 262) Elf_Addr v)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 263) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 264) pr_err(
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 265) "%s: The unexpected relocation type 'R_RISCV_ALIGN' from PC = %p\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 266) me->name, location);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 267) return -EINVAL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 268) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 269)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 270) static int apply_r_riscv_add32_rela(struct module *me, u32 *location,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 271) Elf_Addr v)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 272) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 273) *(u32 *)location += (u32)v;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 274) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 275) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 276)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 277) static int apply_r_riscv_add64_rela(struct module *me, u32 *location,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 278) Elf_Addr v)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 279) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 280) *(u64 *)location += (u64)v;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 281) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 282) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 283)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 284) static int apply_r_riscv_sub32_rela(struct module *me, u32 *location,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 285) Elf_Addr v)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 286) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 287) *(u32 *)location -= (u32)v;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 288) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 289) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 290)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 291) static int apply_r_riscv_sub64_rela(struct module *me, u32 *location,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 292) Elf_Addr v)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 293) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 294) *(u64 *)location -= (u64)v;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 295) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 296) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 297)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 298) static int (*reloc_handlers_rela[]) (struct module *me, u32 *location,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 299) Elf_Addr v) = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 300) [R_RISCV_32] = apply_r_riscv_32_rela,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 301) [R_RISCV_64] = apply_r_riscv_64_rela,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 302) [R_RISCV_BRANCH] = apply_r_riscv_branch_rela,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 303) [R_RISCV_JAL] = apply_r_riscv_jal_rela,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 304) [R_RISCV_RVC_BRANCH] = apply_r_riscv_rcv_branch_rela,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 305) [R_RISCV_RVC_JUMP] = apply_r_riscv_rvc_jump_rela,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 306) [R_RISCV_PCREL_HI20] = apply_r_riscv_pcrel_hi20_rela,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 307) [R_RISCV_PCREL_LO12_I] = apply_r_riscv_pcrel_lo12_i_rela,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 308) [R_RISCV_PCREL_LO12_S] = apply_r_riscv_pcrel_lo12_s_rela,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 309) [R_RISCV_HI20] = apply_r_riscv_hi20_rela,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 310) [R_RISCV_LO12_I] = apply_r_riscv_lo12_i_rela,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 311) [R_RISCV_LO12_S] = apply_r_riscv_lo12_s_rela,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 312) [R_RISCV_GOT_HI20] = apply_r_riscv_got_hi20_rela,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 313) [R_RISCV_CALL_PLT] = apply_r_riscv_call_plt_rela,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 314) [R_RISCV_CALL] = apply_r_riscv_call_rela,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 315) [R_RISCV_RELAX] = apply_r_riscv_relax_rela,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 316) [R_RISCV_ALIGN] = apply_r_riscv_align_rela,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 317) [R_RISCV_ADD32] = apply_r_riscv_add32_rela,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 318) [R_RISCV_ADD64] = apply_r_riscv_add64_rela,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 319) [R_RISCV_SUB32] = apply_r_riscv_sub32_rela,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 320) [R_RISCV_SUB64] = apply_r_riscv_sub64_rela,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 321) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 322)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 323) int apply_relocate_add(Elf_Shdr *sechdrs, const char *strtab,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 324) unsigned int symindex, unsigned int relsec,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 325) struct module *me)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 326) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 327) Elf_Rela *rel = (void *) sechdrs[relsec].sh_addr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 328) int (*handler)(struct module *me, u32 *location, Elf_Addr v);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 329) Elf_Sym *sym;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 330) u32 *location;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 331) unsigned int i, type;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 332) Elf_Addr v;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 333) int res;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 334)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 335) pr_debug("Applying relocate section %u to %u\n", relsec,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 336) sechdrs[relsec].sh_info);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 337)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 338) for (i = 0; i < sechdrs[relsec].sh_size / sizeof(*rel); i++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 339) /* This is where to make the change */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 340) location = (void *)sechdrs[sechdrs[relsec].sh_info].sh_addr
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 341) + rel[i].r_offset;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 342) /* This is the symbol it is referring to */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 343) sym = (Elf_Sym *)sechdrs[symindex].sh_addr
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 344) + ELF_RISCV_R_SYM(rel[i].r_info);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 345) if (IS_ERR_VALUE(sym->st_value)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 346) /* Ignore unresolved weak symbol */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 347) if (ELF_ST_BIND(sym->st_info) == STB_WEAK)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 348) continue;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 349) pr_warn("%s: Unknown symbol %s\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 350) me->name, strtab + sym->st_name);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 351) return -ENOENT;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 352) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 353)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 354) type = ELF_RISCV_R_TYPE(rel[i].r_info);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 355)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 356) if (type < ARRAY_SIZE(reloc_handlers_rela))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 357) handler = reloc_handlers_rela[type];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 358) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 359) handler = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 360)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 361) if (!handler) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 362) pr_err("%s: Unknown relocation type %u\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 363) me->name, type);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 364) return -EINVAL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 365) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 366)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 367) v = sym->st_value + rel[i].r_addend;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 368)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 369) if (type == R_RISCV_PCREL_LO12_I || type == R_RISCV_PCREL_LO12_S) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 370) unsigned int j;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 371)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 372) for (j = 0; j < sechdrs[relsec].sh_size / sizeof(*rel); j++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 373) unsigned long hi20_loc =
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 374) sechdrs[sechdrs[relsec].sh_info].sh_addr
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 375) + rel[j].r_offset;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 376) u32 hi20_type = ELF_RISCV_R_TYPE(rel[j].r_info);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 377)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 378) /* Find the corresponding HI20 relocation entry */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 379) if (hi20_loc == sym->st_value
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 380) && (hi20_type == R_RISCV_PCREL_HI20
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 381) || hi20_type == R_RISCV_GOT_HI20)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 382) s32 hi20, lo12;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 383) Elf_Sym *hi20_sym =
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 384) (Elf_Sym *)sechdrs[symindex].sh_addr
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 385) + ELF_RISCV_R_SYM(rel[j].r_info);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 386) unsigned long hi20_sym_val =
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 387) hi20_sym->st_value
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 388) + rel[j].r_addend;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 389)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 390) /* Calculate lo12 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 391) size_t offset = hi20_sym_val - hi20_loc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 392) if (IS_ENABLED(CONFIG_MODULE_SECTIONS)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 393) && hi20_type == R_RISCV_GOT_HI20) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 394) offset = module_emit_got_entry(
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 395) me, hi20_sym_val);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 396) offset = offset - hi20_loc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 397) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 398) hi20 = (offset + 0x800) & 0xfffff000;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 399) lo12 = offset - hi20;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 400) v = lo12;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 401)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 402) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 403) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 404) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 405) if (j == sechdrs[relsec].sh_size / sizeof(*rel)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 406) pr_err(
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 407) "%s: Can not find HI20 relocation information\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 408) me->name);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 409) return -EINVAL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 410) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 411) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 412)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 413) res = handler(me, location, v);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 414) if (res)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 415) return res;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 416) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 417)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 418) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 419) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 420)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 421) #if defined(CONFIG_MMU) && defined(CONFIG_64BIT)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 422) #define VMALLOC_MODULE_START \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 423) max(PFN_ALIGN((unsigned long)&_end - SZ_2G), VMALLOC_START)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 424) void *module_alloc(unsigned long size)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 425) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 426) return __vmalloc_node_range(size, 1, VMALLOC_MODULE_START,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 427) VMALLOC_END, GFP_KERNEL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 428) PAGE_KERNEL_EXEC, 0, NUMA_NO_NODE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 429) __builtin_return_address(0));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 430) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 431) #endif
Orange Pi5 kernel
Deprecated Linux kernel 5.10.110 for OrangePi 5/5B/5+ boards
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