diff options
| author | Ralf Baechle <ralf@linux-mips.org> | 2005-05-31 07:49:19 -0400 |
|---|---|---|
| committer | Ralf Baechle <ralf@linux-mips.org> | 2005-10-29 14:31:17 -0400 |
| commit | e50c0a8fa60da9ac0e0a70caa8a3a803815c1f2f (patch) | |
| tree | 1928e8b0a4b7fb615e5a9f65dc934ba2e74cb9cd /include/asm-mips/elf.h | |
| parent | 10f650db1bcc193ea07d4f8c2f07315da38ea0c4 (diff) | |
Support the MIPS32 / MIPS64 DSP ASE.
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Diffstat (limited to 'include/asm-mips/elf.h')
| -rw-r--r-- | include/asm-mips/elf.h | 81 |
1 files changed, 62 insertions, 19 deletions
diff --git a/include/asm-mips/elf.h b/include/asm-mips/elf.h index bb031f3cd4db..a4db9ec95665 100644 --- a/include/asm-mips/elf.h +++ b/include/asm-mips/elf.h | |||
| @@ -193,33 +193,76 @@ typedef elf_fpreg_t elf_fpregset_t[ELF_NFPREG]; | |||
| 193 | 193 | ||
| 194 | #ifdef __KERNEL__ | 194 | #ifdef __KERNEL__ |
| 195 | 195 | ||
| 196 | struct mips_abi; | ||
| 197 | |||
| 198 | extern struct mips_abi mips_abi; | ||
| 199 | extern struct mips_abi mips_abi_32; | ||
| 200 | extern struct mips_abi mips_abi_n32; | ||
| 201 | |||
| 196 | #ifdef CONFIG_32BIT | 202 | #ifdef CONFIG_32BIT |
| 197 | 203 | ||
| 198 | #define SET_PERSONALITY(ex, ibcs2) \ | 204 | #define SET_PERSONALITY(ex, ibcs2) \ |
| 199 | do { \ | 205 | do { \ |
| 200 | if (ibcs2) \ | 206 | if (ibcs2) \ |
| 201 | set_personality(PER_SVR4); \ | 207 | set_personality(PER_SVR4); \ |
| 202 | set_personality(PER_LINUX); \ | 208 | set_personality(PER_LINUX); \ |
| 209 | \ | ||
| 210 | current->thread.abi = &mips_abi; \ | ||
| 203 | } while (0) | 211 | } while (0) |
| 204 | 212 | ||
| 205 | #endif /* CONFIG_32BIT */ | 213 | #endif /* CONFIG_32BIT */ |
| 206 | 214 | ||
| 207 | #ifdef CONFIG_64BIT | 215 | #ifdef CONFIG_64BIT |
| 208 | 216 | ||
| 209 | #define SET_PERSONALITY(ex, ibcs2) \ | 217 | #ifdef CONFIG_MIPS32_N32 |
| 210 | do { current->thread.mflags &= ~MF_ABI_MASK; \ | 218 | #define __SET_PERSONALITY32_N32() \ |
| 211 | if ((ex).e_ident[EI_CLASS] == ELFCLASS32) { \ | 219 | do { \ |
| 212 | if ((((ex).e_flags & EF_MIPS_ABI2) != 0) && \ | 220 | current->thread.mflags |= MF_N32; \ |
| 213 | ((ex).e_flags & EF_MIPS_ABI) == 0) \ | 221 | current->thread.abi = &mips_abi_n32; \ |
| 214 | current->thread.mflags |= MF_N32; \ | 222 | } while (0) |
| 215 | else \ | 223 | #else |
| 216 | current->thread.mflags |= MF_O32; \ | 224 | #define __SET_PERSONALITY32_N32() \ |
| 217 | } else \ | 225 | do { } while (0) |
| 218 | current->thread.mflags |= MF_N64; \ | 226 | #endif |
| 219 | if (ibcs2) \ | 227 | |
| 220 | set_personality(PER_SVR4); \ | 228 | #ifdef CONFIG_MIPS32_O32 |
| 221 | else if (current->personality != PER_LINUX32) \ | 229 | #define __SET_PERSONALITY32_O32() \ |
| 222 | set_personality(PER_LINUX); \ | 230 | do { \ |
| 231 | current->thread.mflags |= MF_O32; \ | ||
| 232 | current->thread.abi = &mips_abi_32; \ | ||
| 233 | } while (0) | ||
| 234 | #else | ||
| 235 | #define __SET_PERSONALITY32_O32() \ | ||
| 236 | do { } while (0) | ||
| 237 | #endif | ||
| 238 | |||
| 239 | #ifdef CONFIG_MIPS32_COMPAT | ||
| 240 | #define __SET_PERSONALITY32(ex) \ | ||
| 241 | do { \ | ||
| 242 | if ((((ex).e_flags & EF_MIPS_ABI2) != 0) && \ | ||
| 243 | ((ex).e_flags & EF_MIPS_ABI) == 0) \ | ||
| 244 | __SET_PERSONALITY32_N32(); \ | ||
| 245 | else \ | ||
| 246 | __SET_PERSONALITY32_O32(); \ | ||
| 247 | } while (0) | ||
| 248 | #else | ||
| 249 | #define __SET_PERSONALITY32(ex) do { } while (0) | ||
| 250 | #endif | ||
| 251 | |||
| 252 | #define SET_PERSONALITY(ex, ibcs2) \ | ||
| 253 | do { \ | ||
| 254 | current->thread.mflags &= ~MF_ABI_MASK; \ | ||
| 255 | if ((ex).e_ident[EI_CLASS] == ELFCLASS32) \ | ||
| 256 | __SET_PERSONALITY32(ex); \ | ||
| 257 | else { \ | ||
| 258 | current->thread.mflags |= MF_N64; \ | ||
| 259 | current->thread.abi = &mips_abi; \ | ||
| 260 | } \ | ||
| 261 | \ | ||
| 262 | if (ibcs2) \ | ||
| 263 | set_personality(PER_SVR4); \ | ||
| 264 | else if (current->personality != PER_LINUX32) \ | ||
| 265 | set_personality(PER_LINUX); \ | ||
| 223 | } while (0) | 266 | } while (0) |
| 224 | 267 | ||
| 225 | #endif /* CONFIG_64BIT */ | 268 | #endif /* CONFIG_64BIT */ |