diff options
Diffstat (limited to 'arch/loongarch/kernel/cpu-probe.c')
| -rw-r--r-- | arch/loongarch/kernel/cpu-probe.c | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/arch/loongarch/kernel/cpu-probe.c b/arch/loongarch/kernel/cpu-probe.c index e925579c7a71..55320813ee08 100644 --- a/arch/loongarch/kernel/cpu-probe.c +++ b/arch/loongarch/kernel/cpu-probe.c @@ -144,6 +144,20 @@ static void cpu_probe_common(struct cpuinfo_loongarch *c) c->options |= LOONGARCH_CPU_LVZ; elf_hwcap |= HWCAP_LOONGARCH_LVZ; } +#ifdef CONFIG_CPU_HAS_LBT + if (config & CPUCFG2_X86BT) { + c->options |= LOONGARCH_CPU_LBT_X86; + elf_hwcap |= HWCAP_LOONGARCH_LBT_X86; + } + if (config & CPUCFG2_ARMBT) { + c->options |= LOONGARCH_CPU_LBT_ARM; + elf_hwcap |= HWCAP_LOONGARCH_LBT_ARM; + } + if (config & CPUCFG2_MIPSBT) { + c->options |= LOONGARCH_CPU_LBT_MIPS; + elf_hwcap |= HWCAP_LOONGARCH_LBT_MIPS; + } +#endif config = read_cpucfg(LOONGARCH_CPUCFG6); if (config & CPUCFG6_PMP) |