This is a BIOS emulator, porting from SciTech for u-boot, mainly for

ATI video card BIOS. and can be used for x86 code emulation by some
modifications.

Signed-off-by: Jason Jin <Jason.jin@freescale.com>

1 files changed, 101 insertions, 0 deletions

diff --git a/drivers/bios_emulator/include/x86emu/x86emui.h b/drivers/bios_emulator/include/x86emu/x86emui.h
new file mode 100644
index 0000000000..a74957d992
--- /dev/null
+++ b/drivers/bios_emulator/include/x86emu/x86emui.h
@@ -0,0 +1,101 @@
+/****************************************************************************
+*
+*                       Realmode X86 Emulator Library
+*
+*               Copyright (C) 1991-2004 SciTech Software, Inc.
+*                    Copyright (C) David Mosberger-Tang
+*                      Copyright (C) 1999 Egbert Eich
+*
+*  ========================================================================
+*
+*  Permission to use, copy, modify, distribute, and sell this software and
+*  its documentation for any purpose is hereby granted without fee,
+*  provided that the above copyright notice appear in all copies and that
+*  both that copyright notice and this permission notice appear in
+*  supporting documentation, and that the name of the authors not be used
+*  in advertising or publicity pertaining to distribution of the software
+*  without specific, written prior permission.  The authors makes no
+*  representations about the suitability of this software for any purpose.
+*  It is provided "as is" without express or implied warranty.
+*
+*  THE AUTHORS DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
+*  INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
+*  EVENT SHALL THE AUTHORS BE LIABLE FOR ANY SPECIAL, INDIRECT OR
+*  CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF
+*  USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR
+*  OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+*  PERFORMANCE OF THIS SOFTWARE.
+*
+*  ========================================================================
+*
+* Language:     ANSI C
+* Environment:  Any
+* Developer:    Kendall Bennett
+*
+* Description:  Header file for system specific functions. These functions
+*               are always compiled and linked in the OS depedent libraries,
+*               and never in a binary portable driver.
+*
+****************************************************************************/
+
+#ifndef __X86EMU_X86EMUI_H
+#define __X86EMU_X86EMUI_H
+
+/* If we are compiling in C++ mode, we can compile some functions as
+ * inline to increase performance (however the code size increases quite
+ * dramatically in this case).
+ */
+
+#if defined(__cplusplus) && !defined(_NO_INLINE)
+#define _INLINE inline
+#else
+#define _INLINE static
+#endif
+
+/* Get rid of unused parameters in C++ compilation mode */
+
+#ifdef __cplusplus
+#define X86EMU_UNUSED(v)
+#else
+#define X86EMU_UNUSED(v)    v
+#endif
+
+#include "x86emu.h"
+#include "x86emu/regs.h"
+#include "x86emu/debug.h"
+#include "x86emu/decode.h"
+#include "x86emu/ops.h"
+#include "x86emu/prim_ops.h"
+#ifndef __KERNEL__
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#endif
+
+#define printk printf
+
+
+/*--------------------------- Inline Functions ----------------------------*/
+
+#ifdef  __cplusplus
+extern "C" {			/* Use "C" linkage when in C++ mode */
+#endif
+
+	extern u8(X86APIP sys_rdb) (u32 addr);
+	extern u16(X86APIP sys_rdw) (u32 addr);
+	extern u32(X86APIP sys_rdl) (u32 addr);
+	extern void (X86APIP sys_wrb) (u32 addr, u8 val);
+	extern void (X86APIP sys_wrw) (u32 addr, u16 val);
+	extern void (X86APIP sys_wrl) (u32 addr, u32 val);
+
+	extern u8(X86APIP sys_inb) (X86EMU_pioAddr addr);
+	extern u16(X86APIP sys_inw) (X86EMU_pioAddr addr);
+	extern u32(X86APIP sys_inl) (X86EMU_pioAddr addr);
+	extern void (X86APIP sys_outb) (X86EMU_pioAddr addr, u8 val);
+	extern void (X86APIP sys_outw) (X86EMU_pioAddr addr, u16 val);
+	extern void (X86APIP sys_outl) (X86EMU_pioAddr addr, u32 val);
+
+#ifdef  __cplusplus
+}				/* End of "C" linkage for C++       */
+#endif
+#endif				/* __X86EMU_X86EMUI_H */