diff --git a/arch/mips/include/asm/cpu-features.h b/arch/mips/include/asm/cpu-features.h index 00171cddb6d5a77fcf0a6e2ca1b7f01db63a70a4..c6f64ef0681eeff318e191ac725f662f27148efc 100644 --- a/arch/mips/include/asm/cpu-features.h +++ b/arch/mips/include/asm/cpu-features.h @@ -263,4 +263,8 @@ #define cpu_has_perf_cntr_intr_bit (cpu_data[0].options & MIPS_CPU_PCI) #endif +#ifndef cpu_has_vz +#define cpu_has_vz (cpu_data[0].ases & MIPS_ASE_VZ) +#endif + #endif /* __ASM_CPU_FEATURES_H */ diff --git a/arch/mips/include/asm/cpu.h b/arch/mips/include/asm/cpu.h index 2de2fee16cc434fadde7c51d60b9dc1f92f4f748..4dff3378d96ff77d93b3b0499c9ae5deaff201eb 100644 --- a/arch/mips/include/asm/cpu.h +++ b/arch/mips/include/asm/cpu.h @@ -336,6 +336,6 @@ enum cpu_type_enum { #define MIPS_ASE_DSP 0x00000010 /* Signal Processing ASE */ #define MIPS_ASE_MIPSMT 0x00000020 /* CPU supports MIPS MT */ #define MIPS_ASE_DSP2P 0x00000040 /* Signal Processing ASE Rev 2 */ - +#define MIPS_ASE_VZ 0x00000080 /* Virtualization ASE */ #endif /* _ASM_CPU_H */ diff --git a/arch/mips/include/asm/mipsregs.h b/arch/mips/include/asm/mipsregs.h index 9f47cda632abe594a5f49a38ed497caa5622dd03..5df4cda4991af8df1ba60dd08544d4b9d332f7ef 100644 --- a/arch/mips/include/asm/mipsregs.h +++ b/arch/mips/include/asm/mipsregs.h @@ -596,6 +596,7 @@ #define MIPS_CONF3_RXI (_ULCAST_(1) << 12) #define MIPS_CONF3_ULRI (_ULCAST_(1) << 13) #define MIPS_CONF3_ISA (_ULCAST_(3) << 14) +#define MIPS_CONF3_VZ (_ULCAST_(1) << 23) #define MIPS_CONF4_MMUSIZEEXT (_ULCAST_(255) << 0) #define MIPS_CONF4_MMUEXTDEF (_ULCAST_(3) << 14) diff --git a/arch/mips/kernel/cpu-probe.c b/arch/mips/kernel/cpu-probe.c index ba169022fe1dc920b4c82e209fa51aa2915b06a3..0c69d1d14080b8408a80381528f3b67c44eb55d1 100644 --- a/arch/mips/kernel/cpu-probe.c +++ b/arch/mips/kernel/cpu-probe.c @@ -442,6 +442,8 @@ static inline unsigned int decode_config3(struct cpuinfo_mips *c) c->options |= MIPS_CPU_ULRI; if (config3 & MIPS_CONF3_ISA) c->options |= MIPS_CPU_MICROMIPS; + if (config3 & MIPS_CONF3_VZ) + c->ases |= MIPS_ASE_VZ; return config3 & MIPS_CONF_M; } diff --git a/arch/mips/kernel/proc.c b/arch/mips/kernel/proc.c index 239ae03f33302e3fe364de3be14fa8567cfd4889..453d55699fefea323ddc4a3a0ef886c21aca2b4c 100644 --- a/arch/mips/kernel/proc.c +++ b/arch/mips/kernel/proc.c @@ -74,6 +74,7 @@ static int show_cpuinfo(struct seq_file *m, void *v) if (cpu_has_dsp2) seq_printf(m, "%s", " dsp2"); if (cpu_has_mipsmt) seq_printf(m, "%s", " mt"); if (cpu_has_mmips) seq_printf(m, "%s", " micromips"); + if (cpu_has_vz) seq_printf(m, "%s", " vz"); seq_printf(m, "\n"); seq_printf(m, "shadow register sets\t: %d\n",