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| author | Gleb Natapov <gleb@redhat.com> | 2012-09-03 15:24:27 +0300 |
|---|---|---|
| committer | Avi Kivity <avi@redhat.com> | 2012-09-06 18:07:01 +0300 |
| commit | 9d1b39a967871b7c69025dba7b7bdaee42871021 (patch) | |
| tree | f3c163ddc441849b0dd350db2b7e1c1e32e75e45 /arch/x86/include/asm/kvm_emulate.h | |
| parent | 716d51abff06f48425cef15d78ca6f36093f6dbf (diff) | |
| download | linux-stable-9d1b39a967871b7c69025dba7b7bdaee42871021.tar.gz linux-stable-9d1b39a967871b7c69025dba7b7bdaee42871021.tar.bz2 linux-stable-9d1b39a967871b7c69025dba7b7bdaee42871021.zip | |
KVM: emulator: make x86 emulation modes enum instead of defines
Signed-off-by: Gleb Natapov <gleb@redhat.com>
Signed-off-by: Avi Kivity <avi@redhat.com>
Diffstat (limited to 'arch/x86/include/asm/kvm_emulate.h')
| -rw-r--r-- | arch/x86/include/asm/kvm_emulate.h | 22 |
1 files changed, 10 insertions, 12 deletions
diff --git a/arch/x86/include/asm/kvm_emulate.h b/arch/x86/include/asm/kvm_emulate.h index b5bb73aecc06..e9e5675c0dfb 100644 --- a/arch/x86/include/asm/kvm_emulate.h +++ b/arch/x86/include/asm/kvm_emulate.h @@ -249,6 +249,15 @@ struct read_cache { unsigned long end; }; +/* Execution mode, passed to the emulator. */ +enum x86emul_mode { + X86EMUL_MODE_REAL, /* Real mode. */ + X86EMUL_MODE_VM86, /* Virtual 8086 mode. */ + X86EMUL_MODE_PROT16, /* 16-bit protected mode. */ + X86EMUL_MODE_PROT32, /* 32-bit protected mode. */ + X86EMUL_MODE_PROT64, /* 64-bit (long) mode. */ +}; + struct x86_emulate_ctxt { const struct x86_emulate_ops *ops; @@ -256,7 +265,7 @@ struct x86_emulate_ctxt { unsigned long eflags; unsigned long eip; /* eip before instruction emulation */ /* Emulated execution mode, represented by an X86EMUL_MODE value. */ - int mode; + enum x86emul_mode mode; /* interruptibility state, as a result of execution of STI or MOV SS */ int interruptibility; @@ -308,17 +317,6 @@ struct x86_emulate_ctxt { #define REPE_PREFIX 0xf3 #define REPNE_PREFIX 0xf2 -/* Execution mode, passed to the emulator. */ -#define X86EMUL_MODE_REAL 0 /* Real mode. */ -#define X86EMUL_MODE_VM86 1 /* Virtual 8086 mode. */ -#define X86EMUL_MODE_PROT16 2 /* 16-bit protected mode. */ -#define X86EMUL_MODE_PROT32 4 /* 32-bit protected mode. */ -#define X86EMUL_MODE_PROT64 8 /* 64-bit (long) mode. */ - -/* any protected mode */ -#define X86EMUL_MODE_PROT (X86EMUL_MODE_PROT16|X86EMUL_MODE_PROT32| \ - X86EMUL_MODE_PROT64) - /* CPUID vendors */ #define X86EMUL_CPUID_VENDOR_AuthenticAMD_ebx 0x68747541 #define X86EMUL_CPUID_VENDOR_AuthenticAMD_ecx 0x444d4163 |