--- /dev/null
+/****************************************************************************
+*
+* BIOS emulator and interface
+* to Realmode X86 Emulator Library
+*
+* Copyright (C) 2007 Freescale Semiconductor, Inc.
+* Jason Jin <Jason.jin@freescale.com>
+*
+* Copyright (C) 1996-1999 SciTech Software, Inc.
+*
+* ========================================================================
+*
+* 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: Internal header file for the BIOS emulator library.
+*
+* Jason ported this file to u-boot, Added some architecture
+* related Macro.
+*
+****************************************************************************/
+
+#ifndef __BIOSEMUI_H
+#define __BIOSEMUI_H
+
+#include "biosemu.h"
+#include <asm/io.h>
+/*---------------------- Macros and type definitions ----------------------*/
+
+#ifdef DEBUG
+#define DB(x) x
+#else
+#define DB(x) do{}while(0);
+#endif
+
+#define BIOS_SEG 0xfff0
+extern X86EMU_sysEnv _X86EMU_env;
+#define M _X86EMU_env
+
+/* Macros to read and write values to x86 emulator memory. Memory is always
+ * considered to be little endian, so we use macros to do endian swapping
+ * where necessary.
+ */
+
+#ifdef __BIG_ENDIAN__
+#define readb_le(base) *((u8*)(base))
+#define readw_le(base) ((u16)readb_le(base) | ((u16)readb_le((base) + 1) << 8))
+#define readl_le(base) ((u32)readb_le((base) + 0) | ((u32)readb_le((base) + 1) << 8) | \
+ ((u32)readb_le((base) + 2) << 16) | ((u32)readb_le((base) + 3) << 24))
+#define writeb_le(base, v) *((u8*)(base)) = (v)
+#define writew_le(base, v) writeb_le(base + 0, (v >> 0) & 0xff), \
+ writeb_le(base + 1, (v >> 8) & 0xff)
+#define writel_le(base, v) writeb_le(base + 0, (v >> 0) & 0xff), \
+ writeb_le(base + 1, (v >> 8) & 0xff), \
+ writeb_le(base + 2, (v >> 16) & 0xff), \
+ writeb_le(base + 3, (v >> 24) & 0xff)
+#else
+#define readb_le(base) *((u8*)(base))
+#define readw_le(base) *((u16*)(base))
+#define readl_le(base) *((u32*)(base))
+#define writeb_le(base, v) *((u8*)(base)) = (v)
+#define writew_le(base, v) *((u16*)(base)) = (v)
+#define writel_le(base, v) *((u32*)(base)) = (v)
+#endif
+
+/****************************************************************************
+REMARKS:
+Function codes passed to the emulated I/O port functions to determine the
+type of operation to perform.
+****************************************************************************/
+typedef enum {
+ REG_READ_BYTE = 0,
+ REG_READ_WORD = 1,
+ REG_READ_DWORD = 2,
+ REG_WRITE_BYTE = 3,
+ REG_WRITE_WORD = 4,
+ REG_WRITE_DWORD = 5
+} RegisterFlags;
+
+/****************************************************************************
+REMARKS:
+Function codes passed to the emulated I/O port functions to determine the
+type of operation to perform.
+****************************************************************************/
+typedef enum {
+ PORT_BYTE = 1,
+ PORT_WORD = 2,
+ PORT_DWORD = 3,
+} PortInfoFlags;
+
+/****************************************************************************
+REMARKS:
+Data structure used to describe the details for the BIOS emulator system
+environment as used by the X86 emulator library.
+
+HEADER:
+biosemu.h
+
+MEMBERS:
+type - Type of port access (1 = byte, 2 = word, 3 = dword)
+defVal - Default power on value
+finalVal - Final value
+****************************************************************************/
+typedef struct {
+ u8 type;
+ u32 defVal;
+ u32 finalVal;
+} BE_portInfo;
+
+#define PM_inpb(port) inb(port+VIDEO_IO_OFFSET)
+#define PM_inpw(port) inw(port+VIDEO_IO_OFFSET)
+#define PM_inpd(port) inl(port+VIDEO_IO_OFFSET)
+#define PM_outpb(port,val) outb(val,port+VIDEO_IO_OFFSET)
+#define PM_outpw(port,val) outw(val,port+VIDEO_IO_OFFSET)
+#define PM_outpd(port,val) outl(val,port+VIDEO_IO_OFFSET)
+
+#define LOG_inpb(port) PM_inpb(port)
+#define LOG_inpw(port) PM_inpw(port)
+#define LOG_inpd(port) PM_inpd(port)
+#define LOG_outpb(port,val) PM_outpb(port,val)
+#define LOG_outpw(port,val) PM_outpw(port,val)
+#define LOG_outpd(port,val) PM_outpd(port,val)
+
+/*-------------------------- Function Prototypes --------------------------*/
+
+/* bios.c */
+
+void _BE_bios_init(u32 * intrTab);
+void _BE_setup_funcs(void);
+
+/* besys.c */
+#define DEBUG_IO() (M.x86.debug & DEBUG_IO_TRACE_F)
+
+u8 X86API BE_rdb(u32 addr);
+u16 X86API BE_rdw(u32 addr);
+u32 X86API BE_rdl(u32 addr);
+void X86API BE_wrb(u32 addr, u8 val);
+void X86API BE_wrw(u32 addr, u16 val);
+void X86API BE_wrl(u32 addr, u32 val);
+
+u8 X86API BE_inb(X86EMU_pioAddr port);
+u16 X86API BE_inw(X86EMU_pioAddr port);
+u32 X86API BE_inl(X86EMU_pioAddr port);
+void X86API BE_outb(X86EMU_pioAddr port, u8 val);
+void X86API BE_outw(X86EMU_pioAddr port, u16 val);
+void X86API BE_outl(X86EMU_pioAddr port, u32 val);
+#endif
+/* __BIOSEMUI_H */
Code Review / kvmfornfv.git / blobdiff