projects / mirror_ubuntu-hirsute-kernel.git / blame
| Commit | Line | Data |
|---|---|---|
| b2441318 | 1 | /* SPDX-License-Identifier: GPL-2.0 */ |
| b00dc837 | 2 | /* |
| 1da177e4 LT |
3 | * sys32.S: I-cache tricks for 32-bit compatibility layer simple |
| 4 | * conversions. | |
| 5 | * | |
| 6 | * Copyright (C) 1997 David S. Miller (davem@caip.rutgers.edu) | |
| 7 | * Copyright (C) 1998 Jakub Jelinek (jj@ultra.linux.cz) | |
| 8 | */ | |
| 9 | ||
| 1da177e4 LT |
10 | #include <asm/errno.h> |
| 11 | ||
| 12 | /* NOTE: call as jump breaks return stack, we have to avoid that */ | |
| 13 | ||
| 14 | .text | |
| 15 | ||
| 1da177e4 LT |
16 | .globl sys32_mmap2 |
| 17 | sys32_mmap2: | |
| 18 | sethi %hi(sys_mmap), %g1 | |
| 19 | jmpl %g1 + %lo(sys_mmap), %g0 | |
| 20 | sllx %o5, 12, %o5 | |
| 21 | ||
| 22 | .align 32 | |
| 23 | .globl sys32_socketcall | |
| 24 | sys32_socketcall: /* %o0=call, %o1=args */ | |
| 25 | cmp %o0, 1 | |
| 26 | bl,pn %xcc, do_einval | |
| f8b2256e | 27 | cmp %o0, 18 |
| 1da177e4 LT |
28 | bg,pn %xcc, do_einval |
| 29 | sub %o0, 1, %o0 | |
| 30 | sllx %o0, 5, %o0 | |
| 31 | sethi %hi(__socketcall_table_begin), %g2 | |
| 32 | or %g2, %lo(__socketcall_table_begin), %g2 | |
| 33 | jmpl %g2 + %o0, %g0 | |
| 34 | nop | |
| 5fd29752 DM |
35 | do_einval: |
| 36 | retl | |
| 37 | mov -EINVAL, %o0 | |
| 1da177e4 | 38 | |
| 1da177e4 LT |
39 | .align 32 |
| 40 | __socketcall_table_begin: | |
| 8cf14af0 DM |
41 | |
| 42 | /* Each entry is exactly 32 bytes. */ | |
| 1da177e4 | 43 | do_sys_socket: /* sys_socket(int, int, int) */ |
| 8cf14af0 | 44 | 1: ldswa [%o1 + 0x0] %asi, %o0 |
| 1da177e4 | 45 | sethi %hi(sys_socket), %g1 |
| 8cf14af0 | 46 | 2: ldswa [%o1 + 0x8] %asi, %o2 |
| 1da177e4 | 47 | jmpl %g1 + %lo(sys_socket), %g0 |
| 8cf14af0 | 48 | 3: ldswa [%o1 + 0x4] %asi, %o1 |
| 1da177e4 LT |
49 | nop |
| 50 | nop | |
| 51 | nop | |
| 52 | do_sys_bind: /* sys_bind(int fd, struct sockaddr *, int) */ | |
| 8cf14af0 | 53 | 4: ldswa [%o1 + 0x0] %asi, %o0 |
| 1da177e4 | 54 | sethi %hi(sys_bind), %g1 |
| 8cf14af0 | 55 | 5: ldswa [%o1 + 0x8] %asi, %o2 |
| 1da177e4 | 56 | jmpl %g1 + %lo(sys_bind), %g0 |
| 8cf14af0 | 57 | 6: lduwa [%o1 + 0x4] %asi, %o1 |
| 1da177e4 LT |
58 | nop |
| 59 | nop | |
| 60 | nop | |
| 61 | do_sys_connect: /* sys_connect(int, struct sockaddr *, int) */ | |
| 8cf14af0 | 62 | 7: ldswa [%o1 + 0x0] %asi, %o0 |
| 1da177e4 | 63 | sethi %hi(sys_connect), %g1 |
| 8cf14af0 | 64 | 8: ldswa [%o1 + 0x8] %asi, %o2 |
| 1da177e4 | 65 | jmpl %g1 + %lo(sys_connect), %g0 |
| 8cf14af0 | 66 | 9: lduwa [%o1 + 0x4] %asi, %o1 |
| 1da177e4 LT |
67 | nop |
| 68 | nop | |
| 69 | nop | |
| 70 | do_sys_listen: /* sys_listen(int, int) */ | |
| 8cf14af0 | 71 | 10: ldswa [%o1 + 0x0] %asi, %o0 |
| 1da177e4 LT |
72 | sethi %hi(sys_listen), %g1 |
| 73 | jmpl %g1 + %lo(sys_listen), %g0 | |
| 8cf14af0 | 74 | 11: ldswa [%o1 + 0x4] %asi, %o1 |
| 1da177e4 LT |
75 | nop |
| 76 | nop | |
| 77 | nop | |
| 78 | nop | |
| 79 | do_sys_accept: /* sys_accept(int, struct sockaddr *, int *) */ | |
| 8cf14af0 | 80 | 12: ldswa [%o1 + 0x0] %asi, %o0 |
| 1da177e4 | 81 | sethi %hi(sys_accept), %g1 |
| 8cf14af0 | 82 | 13: lduwa [%o1 + 0x8] %asi, %o2 |
| 1da177e4 | 83 | jmpl %g1 + %lo(sys_accept), %g0 |
| 8cf14af0 | 84 | 14: lduwa [%o1 + 0x4] %asi, %o1 |
| 1da177e4 LT |
85 | nop |
| 86 | nop | |
| 87 | nop | |
| 88 | do_sys_getsockname: /* sys_getsockname(int, struct sockaddr *, int *) */ | |
| 8cf14af0 | 89 | 15: ldswa [%o1 + 0x0] %asi, %o0 |
| 1da177e4 | 90 | sethi %hi(sys_getsockname), %g1 |
| 8cf14af0 | 91 | 16: lduwa [%o1 + 0x8] %asi, %o2 |
| 1da177e4 | 92 | jmpl %g1 + %lo(sys_getsockname), %g0 |
| 8cf14af0 | 93 | 17: lduwa [%o1 + 0x4] %asi, %o1 |
| 1da177e4 LT |
94 | nop |
| 95 | nop | |
| 96 | nop | |
| 97 | do_sys_getpeername: /* sys_getpeername(int, struct sockaddr *, int *) */ | |
| 8cf14af0 | 98 | 18: ldswa [%o1 + 0x0] %asi, %o0 |
| 1da177e4 | 99 | sethi %hi(sys_getpeername), %g1 |
| 8cf14af0 | 100 | 19: lduwa [%o1 + 0x8] %asi, %o2 |
| 1da177e4 | 101 | jmpl %g1 + %lo(sys_getpeername), %g0 |
| 8cf14af0 | 102 | 20: lduwa [%o1 + 0x4] %asi, %o1 |
| 1da177e4 LT |
103 | nop |
| 104 | nop | |
| 105 | nop | |
| 106 | do_sys_socketpair: /* sys_socketpair(int, int, int, int *) */ | |
| 8cf14af0 | 107 | 21: ldswa [%o1 + 0x0] %asi, %o0 |
| 1da177e4 | 108 | sethi %hi(sys_socketpair), %g1 |
| 8cf14af0 DM |
109 | 22: ldswa [%o1 + 0x8] %asi, %o2 |
| 110 | 23: lduwa [%o1 + 0xc] %asi, %o3 | |
| 1da177e4 | 111 | jmpl %g1 + %lo(sys_socketpair), %g0 |
| 8cf14af0 | 112 | 24: ldswa [%o1 + 0x4] %asi, %o1 |
| 1da177e4 LT |
113 | nop |
| 114 | nop | |
| 115 | do_sys_send: /* sys_send(int, void *, size_t, unsigned int) */ | |
| 8cf14af0 | 116 | 25: ldswa [%o1 + 0x0] %asi, %o0 |
| 1da177e4 | 117 | sethi %hi(sys_send), %g1 |
| 8cf14af0 DM |
118 | 26: lduwa [%o1 + 0x8] %asi, %o2 |
| 119 | 27: lduwa [%o1 + 0xc] %asi, %o3 | |
| 1da177e4 | 120 | jmpl %g1 + %lo(sys_send), %g0 |
| 8cf14af0 | 121 | 28: lduwa [%o1 + 0x4] %asi, %o1 |
| 1da177e4 LT |
122 | nop |
| 123 | nop | |
| 124 | do_sys_recv: /* sys_recv(int, void *, size_t, unsigned int) */ | |
| 8cf14af0 | 125 | 29: ldswa [%o1 + 0x0] %asi, %o0 |
| 1da177e4 | 126 | sethi %hi(sys_recv), %g1 |
| 8cf14af0 DM |
127 | 30: lduwa [%o1 + 0x8] %asi, %o2 |
| 128 | 31: lduwa [%o1 + 0xc] %asi, %o3 | |
| 1da177e4 | 129 | jmpl %g1 + %lo(sys_recv), %g0 |
| 8cf14af0 | 130 | 32: lduwa [%o1 + 0x4] %asi, %o1 |
| 1da177e4 LT |
131 | nop |
| 132 | nop | |
| 133 | do_sys_sendto: /* sys_sendto(int, u32, compat_size_t, unsigned int, u32, int) */ | |
| 8cf14af0 | 134 | 33: ldswa [%o1 + 0x0] %asi, %o0 |
| 1da177e4 | 135 | sethi %hi(sys_sendto), %g1 |
| 8cf14af0 DM |
136 | 34: lduwa [%o1 + 0x8] %asi, %o2 |
| 137 | 35: lduwa [%o1 + 0xc] %asi, %o3 | |
| 138 | 36: lduwa [%o1 + 0x10] %asi, %o4 | |
| 139 | 37: ldswa [%o1 + 0x14] %asi, %o5 | |
| 1da177e4 | 140 | jmpl %g1 + %lo(sys_sendto), %g0 |
| 8cf14af0 | 141 | 38: lduwa [%o1 + 0x4] %asi, %o1 |
| 1da177e4 | 142 | do_sys_recvfrom: /* sys_recvfrom(int, u32, compat_size_t, unsigned int, u32, u32) */ |
| 8cf14af0 | 143 | 39: ldswa [%o1 + 0x0] %asi, %o0 |
| 1da177e4 | 144 | sethi %hi(sys_recvfrom), %g1 |
| 8cf14af0 DM |
145 | 40: lduwa [%o1 + 0x8] %asi, %o2 |
| 146 | 41: lduwa [%o1 + 0xc] %asi, %o3 | |
| 147 | 42: lduwa [%o1 + 0x10] %asi, %o4 | |
| 148 | 43: lduwa [%o1 + 0x14] %asi, %o5 | |
| 1da177e4 | 149 | jmpl %g1 + %lo(sys_recvfrom), %g0 |
| 8cf14af0 | 150 | 44: lduwa [%o1 + 0x4] %asi, %o1 |
| 1da177e4 | 151 | do_sys_shutdown: /* sys_shutdown(int, int) */ |
| 8cf14af0 | 152 | 45: ldswa [%o1 + 0x0] %asi, %o0 |
| 1da177e4 LT |
153 | sethi %hi(sys_shutdown), %g1 |
| 154 | jmpl %g1 + %lo(sys_shutdown), %g0 | |
| 8cf14af0 | 155 | 46: ldswa [%o1 + 0x4] %asi, %o1 |
| 1da177e4 LT |
156 | nop |
| 157 | nop | |
| 158 | nop | |
| 159 | nop | |
| 160 | do_sys_setsockopt: /* compat_sys_setsockopt(int, int, int, char *, int) */ | |
| 8cf14af0 | 161 | 47: ldswa [%o1 + 0x0] %asi, %o0 |
| 1da177e4 | 162 | sethi %hi(compat_sys_setsockopt), %g1 |
| 8cf14af0 DM |
163 | 48: ldswa [%o1 + 0x8] %asi, %o2 |
| 164 | 49: lduwa [%o1 + 0xc] %asi, %o3 | |
| 165 | 50: ldswa [%o1 + 0x10] %asi, %o4 | |
| 1da177e4 | 166 | jmpl %g1 + %lo(compat_sys_setsockopt), %g0 |
| 8cf14af0 | 167 | 51: ldswa [%o1 + 0x4] %asi, %o1 |
| 1da177e4 LT |
168 | nop |
| 169 | do_sys_getsockopt: /* compat_sys_getsockopt(int, int, int, u32, u32) */ | |
| 8cf14af0 | 170 | 52: ldswa [%o1 + 0x0] %asi, %o0 |
| 1da177e4 | 171 | sethi %hi(compat_sys_getsockopt), %g1 |
| 8cf14af0 DM |
172 | 53: ldswa [%o1 + 0x8] %asi, %o2 |
| 173 | 54: lduwa [%o1 + 0xc] %asi, %o3 | |
| 174 | 55: lduwa [%o1 + 0x10] %asi, %o4 | |
| 1da177e4 | 175 | jmpl %g1 + %lo(compat_sys_getsockopt), %g0 |
| 8cf14af0 | 176 | 56: ldswa [%o1 + 0x4] %asi, %o1 |
| 1da177e4 LT |
177 | nop |
| 178 | do_sys_sendmsg: /* compat_sys_sendmsg(int, struct compat_msghdr *, unsigned int) */ | |
| 8cf14af0 | 179 | 57: ldswa [%o1 + 0x0] %asi, %o0 |
| 1da177e4 | 180 | sethi %hi(compat_sys_sendmsg), %g1 |
| 8cf14af0 | 181 | 58: lduwa [%o1 + 0x8] %asi, %o2 |
| 1da177e4 | 182 | jmpl %g1 + %lo(compat_sys_sendmsg), %g0 |
| 8cf14af0 | 183 | 59: lduwa [%o1 + 0x4] %asi, %o1 |
| 1da177e4 LT |
184 | nop |
| 185 | nop | |
| 186 | nop | |
| 187 | do_sys_recvmsg: /* compat_sys_recvmsg(int, struct compat_msghdr *, unsigned int) */ | |
| 8cf14af0 | 188 | 60: ldswa [%o1 + 0x0] %asi, %o0 |
| 1da177e4 | 189 | sethi %hi(compat_sys_recvmsg), %g1 |
| 8cf14af0 | 190 | 61: lduwa [%o1 + 0x8] %asi, %o2 |
| 1da177e4 | 191 | jmpl %g1 + %lo(compat_sys_recvmsg), %g0 |
| 8cf14af0 | 192 | 62: lduwa [%o1 + 0x4] %asi, %o1 |
| 1da177e4 LT |
193 | nop |
| 194 | nop | |
| 195 | nop | |
| f8b2256e DM |
196 | do_sys_accept4: /* sys_accept4(int, struct sockaddr *, int *, int) */ |
| 197 | 63: ldswa [%o1 + 0x0] %asi, %o0 | |
| 198 | sethi %hi(sys_accept4), %g1 | |
| 199 | 64: lduwa [%o1 + 0x8] %asi, %o2 | |
| 200 | 65: ldswa [%o1 + 0xc] %asi, %o3 | |
| 201 | jmpl %g1 + %lo(sys_accept4), %g0 | |
| 202 | 66: lduwa [%o1 + 0x4] %asi, %o1 | |
| 203 | nop | |
| 204 | nop | |
| 1da177e4 | 205 | |
| 4d000d5b | 206 | .section __ex_table,"a" |
| 1da177e4 | 207 | .align 4 |
| 5fd29752 DM |
208 | .word 1b, __retl_efault, 2b, __retl_efault |
| 209 | .word 3b, __retl_efault, 4b, __retl_efault | |
| 210 | .word 5b, __retl_efault, 6b, __retl_efault | |
| 211 | .word 7b, __retl_efault, 8b, __retl_efault | |
| 212 | .word 9b, __retl_efault, 10b, __retl_efault | |
| 213 | .word 11b, __retl_efault, 12b, __retl_efault | |
| 214 | .word 13b, __retl_efault, 14b, __retl_efault | |
| 215 | .word 15b, __retl_efault, 16b, __retl_efault | |
| 216 | .word 17b, __retl_efault, 18b, __retl_efault | |
| 217 | .word 19b, __retl_efault, 20b, __retl_efault | |
| 218 | .word 21b, __retl_efault, 22b, __retl_efault | |
| 219 | .word 23b, __retl_efault, 24b, __retl_efault | |
| 220 | .word 25b, __retl_efault, 26b, __retl_efault | |
| 221 | .word 27b, __retl_efault, 28b, __retl_efault | |
| 222 | .word 29b, __retl_efault, 30b, __retl_efault | |
| 223 | .word 31b, __retl_efault, 32b, __retl_efault | |
| 224 | .word 33b, __retl_efault, 34b, __retl_efault | |
| 225 | .word 35b, __retl_efault, 36b, __retl_efault | |
| 226 | .word 37b, __retl_efault, 38b, __retl_efault | |
| 227 | .word 39b, __retl_efault, 40b, __retl_efault | |
| 228 | .word 41b, __retl_efault, 42b, __retl_efault | |
| 229 | .word 43b, __retl_efault, 44b, __retl_efault | |
| 230 | .word 45b, __retl_efault, 46b, __retl_efault | |
| 231 | .word 47b, __retl_efault, 48b, __retl_efault | |
| 232 | .word 49b, __retl_efault, 50b, __retl_efault | |
| 233 | .word 51b, __retl_efault, 52b, __retl_efault | |
| 234 | .word 53b, __retl_efault, 54b, __retl_efault | |
| 235 | .word 55b, __retl_efault, 56b, __retl_efault | |
| 236 | .word 57b, __retl_efault, 58b, __retl_efault | |
| 237 | .word 59b, __retl_efault, 60b, __retl_efault | |
| 238 | .word 61b, __retl_efault, 62b, __retl_efault | |
| f8b2256e DM |
239 | .word 63b, __retl_efault, 64b, __retl_efault |
| 240 | .word 65b, __retl_efault, 66b, __retl_efault | |
| 1da177e4 | 241 | .previous |