diff options
Diffstat (limited to 'arch/loongarch/include')
-rw-r--r-- | arch/loongarch/include/asm/inst.h | 1 | ||||
-rw-r--r-- | arch/loongarch/include/asm/loongarch.h | 11 |
2 files changed, 12 insertions, 0 deletions
diff --git a/arch/loongarch/include/asm/inst.h b/arch/loongarch/include/asm/inst.h index d8f637f9e400..ad120f924905 100644 --- a/arch/loongarch/include/asm/inst.h +++ b/arch/loongarch/include/asm/inst.h @@ -67,6 +67,7 @@ enum reg2_op { revhd_op = 0x11, extwh_op = 0x16, extwb_op = 0x17, + cpucfg_op = 0x1b, iocsrrdb_op = 0x19200, iocsrrdh_op = 0x19201, iocsrrdw_op = 0x19202, diff --git a/arch/loongarch/include/asm/loongarch.h b/arch/loongarch/include/asm/loongarch.h index 46366e783c84..dad6286d7738 100644 --- a/arch/loongarch/include/asm/loongarch.h +++ b/arch/loongarch/include/asm/loongarch.h @@ -158,6 +158,17 @@ #define CPUCFG48_VFPU_CG BIT(2) #define CPUCFG48_RAM_CG BIT(3) +/* + * CPUCFG index area: 0x40000000 -- 0x400000ff + * SW emulation for KVM hypervirsor + */ +#define CPUCFG_KVM_BASE 0x40000000 +#define CPUCFG_KVM_SIZE 0x100 + +#define CPUCFG_KVM_SIG (CPUCFG_KVM_BASE + 0) +#define KVM_SIGNATURE "KVM\0" +#define CPUCFG_KVM_FEATURE (CPUCFG_KVM_BASE + 4) + #ifndef __ASSEMBLY__ /* CSR */ |