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b2441318 | 1 | /* SPDX-License-Identifier: GPL-2.0 */ |
d2a5f499 YS |
2 | #ifndef __ASM_H8300_ELF_H |
3 | #define __ASM_H8300_ELF_H | |
4 | ||
5 | /* | |
6 | * ELF register definitions.. | |
7 | */ | |
8 | ||
9 | #include <asm/ptrace.h> | |
10 | #include <asm/user.h> | |
11 | ||
12 | typedef unsigned long elf_greg_t; | |
13 | ||
14 | #define ELF_NGREG (sizeof(struct user_regs_struct) / sizeof(elf_greg_t)) | |
15 | typedef elf_greg_t elf_gregset_t[ELF_NGREG]; | |
16 | typedef unsigned long elf_fpregset_t; | |
17 | ||
18 | /* | |
19 | * This is used to ensure we don't load something for the wrong architecture. | |
20 | */ | |
21 | #define elf_check_arch(x) ((x)->e_machine == EM_H8_300) | |
22 | ||
23 | /* | |
24 | * These are used to set parameters in the core dumps. | |
25 | */ | |
26 | #define ELF_CLASS ELFCLASS32 | |
27 | #define ELF_DATA ELFDATA2MSB | |
28 | #define ELF_ARCH EM_H8_300 | |
29 | #if defined(CONFIG_CPU_H8300H) | |
30 | #define ELF_CORE_EFLAGS 0x810000 | |
31 | #endif | |
32 | #if defined(CONFIG_CPU_H8S) | |
33 | #define ELF_CORE_EFLAGS 0x820000 | |
34 | #endif | |
35 | ||
36 | #define ELF_PLAT_INIT(_r) do { (_r)->er1 = 0; } while (0) | |
37 | ||
38 | #define ELF_EXEC_PAGESIZE 4096 | |
39 | ||
40 | /* This is the location that an ET_DYN program is loaded if exec'ed. Typical | |
41 | use of this is to invoke "./ld.so someprog" to test out a new version of | |
42 | the loader. We need to make sure that it is out of the way of the program | |
43 | that it will "exec", and that there is sufficient room for the brk. */ | |
44 | ||
45 | #define ELF_ET_DYN_BASE 0xD0000000UL | |
46 | ||
47 | /* This yields a mask that user programs can use to figure out what | |
48 | instruction set this cpu supports. */ | |
49 | ||
50 | #define ELF_HWCAP (0) | |
51 | ||
52 | /* This yields a string that ld.so will use to load implementation | |
53 | specific libraries for optimization. This is more specific in | |
54 | intent than poking at uname or /proc/cpuinfo. */ | |
55 | ||
56 | #define ELF_PLATFORM (NULL) | |
57 | ||
58 | #define R_H8_NONE 0 | |
59 | #define R_H8_DIR32 1 | |
60 | #define R_H8_DIR32_28 2 | |
61 | #define R_H8_DIR32_24 3 | |
62 | #define R_H8_DIR32_16 4 | |
63 | #define R_H8_DIR32U 6 | |
64 | #define R_H8_DIR32U_28 7 | |
65 | #define R_H8_DIR32U_24 8 | |
66 | #define R_H8_DIR32U_20 9 | |
67 | #define R_H8_DIR32U_16 10 | |
68 | #define R_H8_DIR24 11 | |
69 | #define R_H8_DIR24_20 12 | |
70 | #define R_H8_DIR24_16 13 | |
71 | #define R_H8_DIR24U 14 | |
72 | #define R_H8_DIR24U_20 15 | |
73 | #define R_H8_DIR24U_16 16 | |
74 | #define R_H8_DIR16 17 | |
75 | #define R_H8_DIR16U 18 | |
76 | #define R_H8_DIR16S_32 19 | |
77 | #define R_H8_DIR16S_28 20 | |
78 | #define R_H8_DIR16S_24 21 | |
79 | #define R_H8_DIR16S_20 22 | |
80 | #define R_H8_DIR16S 23 | |
81 | #define R_H8_DIR8 24 | |
82 | #define R_H8_DIR8U 25 | |
83 | #define R_H8_DIR8Z_32 26 | |
84 | #define R_H8_DIR8Z_28 27 | |
85 | #define R_H8_DIR8Z_24 28 | |
86 | #define R_H8_DIR8Z_20 29 | |
87 | #define R_H8_DIR8Z_16 30 | |
88 | #define R_H8_PCREL16 31 | |
89 | #define R_H8_PCREL8 32 | |
90 | #define R_H8_BPOS 33 | |
91 | #define R_H8_PCREL32 34 | |
92 | #define R_H8_GOT32O 35 | |
93 | #define R_H8_GOT16O 36 | |
94 | #define R_H8_DIR16A8 59 | |
95 | #define R_H8_DIR16R8 60 | |
96 | #define R_H8_DIR24A8 61 | |
97 | #define R_H8_DIR24R8 62 | |
98 | #define R_H8_DIR32A16 63 | |
99 | #define R_H8_ABS32 65 | |
100 | #define R_H8_ABS32A16 127 | |
101 | ||
102 | #endif |