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| author | Ralf Baechle <ralf@linux-mips.org> | 2005-05-31 11:49:19 +0000 |
|---|---|---|
| committer | Ralf Baechle <ralf@linux-mips.org> | 2005-10-29 19:31:17 +0100 |
| commit | e50c0a8fa60da9ac0e0a70caa8a3a803815c1f2f (patch) | |
| tree | 1928e8b0a4b7fb615e5a9f65dc934ba2e74cb9cd /include/asm-mips/elf.h | |
| parent | 10f650db1bcc193ea07d4f8c2f07315da38ea0c4 (diff) | |
| download | linux-e50c0a8fa60da9ac0e0a70caa8a3a803815c1f2f.tar.gz linux-e50c0a8fa60da9ac0e0a70caa8a3a803815c1f2f.tar.bz2 linux-e50c0a8fa60da9ac0e0a70caa8a3a803815c1f2f.zip | |
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]; #ifdef __KERNEL__ +struct mips_abi; + +extern struct mips_abi mips_abi; +extern struct mips_abi mips_abi_32; +extern struct mips_abi mips_abi_n32; + #ifdef CONFIG_32BIT -#define SET_PERSONALITY(ex, ibcs2) \ -do { \ - if (ibcs2) \ - set_personality(PER_SVR4); \ - set_personality(PER_LINUX); \ +#define SET_PERSONALITY(ex, ibcs2) \ +do { \ + if (ibcs2) \ + set_personality(PER_SVR4); \ + set_personality(PER_LINUX); \ + \ + current->thread.abi = &mips_abi; \ } while (0) #endif /* CONFIG_32BIT */ #ifdef CONFIG_64BIT -#define SET_PERSONALITY(ex, ibcs2) \ -do { current->thread.mflags &= ~MF_ABI_MASK; \ - if ((ex).e_ident[EI_CLASS] == ELFCLASS32) { \ - if ((((ex).e_flags & EF_MIPS_ABI2) != 0) && \ - ((ex).e_flags & EF_MIPS_ABI) == 0) \ - current->thread.mflags |= MF_N32; \ - else \ - current->thread.mflags |= MF_O32; \ - } else \ - current->thread.mflags |= MF_N64; \ - if (ibcs2) \ - set_personality(PER_SVR4); \ - else if (current->personality != PER_LINUX32) \ - set_personality(PER_LINUX); \ +#ifdef CONFIG_MIPS32_N32 +#define __SET_PERSONALITY32_N32() \ + do { \ + current->thread.mflags |= MF_N32; \ + current->thread.abi = &mips_abi_n32; \ + } while (0) +#else +#define __SET_PERSONALITY32_N32() \ + do { } while (0) +#endif + +#ifdef CONFIG_MIPS32_O32 +#define __SET_PERSONALITY32_O32() \ + do { \ + current->thread.mflags |= MF_O32; \ + current->thread.abi = &mips_abi_32; \ + } while (0) +#else +#define __SET_PERSONALITY32_O32() \ + do { } while (0) +#endif + +#ifdef CONFIG_MIPS32_COMPAT +#define __SET_PERSONALITY32(ex) \ +do { \ + if ((((ex).e_flags & EF_MIPS_ABI2) != 0) && \ + ((ex).e_flags & EF_MIPS_ABI) == 0) \ + __SET_PERSONALITY32_N32(); \ + else \ + __SET_PERSONALITY32_O32(); \ +} while (0) +#else +#define __SET_PERSONALITY32(ex) do { } while (0) +#endif + +#define SET_PERSONALITY(ex, ibcs2) \ +do { \ + current->thread.mflags &= ~MF_ABI_MASK; \ + if ((ex).e_ident[EI_CLASS] == ELFCLASS32) \ + __SET_PERSONALITY32(ex); \ + else { \ + current->thread.mflags |= MF_N64; \ + current->thread.abi = &mips_abi; \ + } \ + \ + if (ibcs2) \ + set_personality(PER_SVR4); \ + else if (current->personality != PER_LINUX32) \ + set_personality(PER_LINUX); \ } while (0) #endif /* CONFIG_64BIT */ |