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| author | kfraser@localhost.localdomain <kfraser@localhost.localdomain> | 2007-01-08 18:39:29 +0000 |
|---|---|---|
| committer | kfraser@localhost.localdomain <kfraser@localhost.localdomain> | 2007-01-08 18:39:29 +0000 |
| commit | ddef8e1678e51d9a3eb5b10ba5b659dd0269e452 (patch) | |
| tree | 84bfcc4522a1271f3b97cef5aa1ec9f1ffe27829 /xen/include/asm-x86/x86_emulate.h | |
| parent | 58a6d83e7d8f4548005e9d4b7a42b05623d41b20 (diff) | |
| download | xen-ddef8e1678e51d9a3eb5b10ba5b659dd0269e452.tar.gz xen-ddef8e1678e51d9a3eb5b10ba5b659dd0269e452.tar.bz2 xen-ddef8e1678e51d9a3eb5b10ba5b659dd0269e452.zip | |
[XEN] Tweak x86 emulator interface.
Signed-off-by: Keir Fraser <keir@xensource.com>
Diffstat (limited to 'xen/include/asm-x86/x86_emulate.h')
| -rw-r--r-- | xen/include/asm-x86/x86_emulate.h | 19 |
1 files changed, 3 insertions, 16 deletions
diff --git a/xen/include/asm-x86/x86_emulate.h b/xen/include/asm-x86/x86_emulate.h index 6e234cb22b..e1d6f1d50d 100644 --- a/xen/include/asm-x86/x86_emulate.h +++ b/xen/include/asm-x86/x86_emulate.h @@ -134,25 +134,12 @@ struct cpu_user_regs; struct x86_emulate_ctxt { /* Register state before/after emulation. */ - struct cpu_user_regs *regs; + struct cpu_user_regs *regs; - /* Emulated execution mode, represented by an X86EMUL_MODE value. */ - int mode; + /* Default address size in current execution mode (2, 4, or 8). */ + int address_bytes; }; -/* Execution mode, passed to the emulator. */ -#define X86EMUL_MODE_REAL 0 /* Real 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. */ - -/* Host execution mode. */ -#if defined(__i386__) -#define X86EMUL_MODE_HOST X86EMUL_MODE_PROT32 -#elif defined(__x86_64__) -#define X86EMUL_MODE_HOST X86EMUL_MODE_PROT64 -#endif - /* * x86_emulate: Emulate an instruction. * Returns -1 on failure, 0 on success. |