diff options
Diffstat (limited to 'arch/mips/kernel/cpu-probe.c')
| -rw-r--r-- | arch/mips/kernel/cpu-probe.c | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/arch/mips/kernel/cpu-probe.c b/arch/mips/kernel/cpu-probe.c index 6ab6b03d35ba..f21a2304401f 100644 --- a/arch/mips/kernel/cpu-probe.c +++ b/arch/mips/kernel/cpu-probe.c @@ -513,6 +513,13 @@ static inline void set_elf_platform(int cpu, const char *plat) __elf_platform = plat; } +static inline void set_elf_base_platform(const char *plat) +{ + if (__elf_base_platform == NULL) { + __elf_base_platform = plat; + } +} + static inline void cpu_probe_vmbits(struct cpuinfo_mips *c) { #ifdef __NEED_VMBITS_PROBE @@ -527,36 +534,46 @@ static void set_isa(struct cpuinfo_mips *c, unsigned int isa) switch (isa) { case MIPS_CPU_ISA_M64R2: c->isa_level |= MIPS_CPU_ISA_M32R2 | MIPS_CPU_ISA_M64R2; + set_elf_base_platform("mips64r2"); /* fall through */ case MIPS_CPU_ISA_M64R1: c->isa_level |= MIPS_CPU_ISA_M32R1 | MIPS_CPU_ISA_M64R1; + set_elf_base_platform("mips64"); /* fall through */ case MIPS_CPU_ISA_V: c->isa_level |= MIPS_CPU_ISA_V; + set_elf_base_platform("mips5"); /* fall through */ case MIPS_CPU_ISA_IV: c->isa_level |= MIPS_CPU_ISA_IV; + set_elf_base_platform("mips4"); /* fall through */ case MIPS_CPU_ISA_III: c->isa_level |= MIPS_CPU_ISA_II | MIPS_CPU_ISA_III; + set_elf_base_platform("mips3"); break; /* R6 incompatible with everything else */ case MIPS_CPU_ISA_M64R6: c->isa_level |= MIPS_CPU_ISA_M32R6 | MIPS_CPU_ISA_M64R6; + set_elf_base_platform("mips64r6"); /* fall through */ case MIPS_CPU_ISA_M32R6: c->isa_level |= MIPS_CPU_ISA_M32R6; + set_elf_base_platform("mips32r6"); /* Break here so we don't add incompatible ISAs */ break; case MIPS_CPU_ISA_M32R2: c->isa_level |= MIPS_CPU_ISA_M32R2; + set_elf_base_platform("mips32r2"); /* fall through */ case MIPS_CPU_ISA_M32R1: c->isa_level |= MIPS_CPU_ISA_M32R1; + set_elf_base_platform("mips32"); /* fall through */ case MIPS_CPU_ISA_II: c->isa_level |= MIPS_CPU_ISA_II; + set_elf_base_platform("mips2"); break; } } @@ -2113,6 +2130,7 @@ EXPORT_SYMBOL(__ua_limit); const char *__cpu_name[NR_CPUS]; const char *__elf_platform; +const char *__elf_base_platform; void cpu_probe(void) { |