x11include/xorg-server-1.9.0/xf86int10.h

cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync/*
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync *                   XFree86 int10 module
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync *   execute BIOS int 10h calls in x86 real mode environment
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync *                 Copyright 1999 Egbert Eich
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync */
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync#ifndef _XF86INT10_H
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync#define _XF86INT10_H
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync#include <X11/Xmd.h>
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync#include <X11/Xdefs.h>
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync#include "xf86Pci.h"
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync#define SEG_ADDR(x) (((x) >> 4) & 0x00F000)
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync#define SEG_OFF(x) ((x) & 0x0FFFF)
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync#define SET_BIOS_SCRATCH     0x1
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync#define RESTORE_BIOS_SCRATCH 0x2
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync/* int10 info structure */
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsynctypedef struct {
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync    int entityIndex;
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync    int scrnIndex;
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync    pointer cpuRegs;
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync    CARD16  BIOSseg;
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync    CARD16  inb40time;
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync    char * BIOSScratch;
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync    int Flags;
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync    pointer private;
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync    struct _int10Mem* mem;
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync    int num;
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync    int ax;
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync    int bx;
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync    int cx;
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync    int dx;
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync    int si;
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync    int di;
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync    int es;
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync    int bp;
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync    int flags;
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync    int stackseg;
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync    struct pci_device *dev;
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync    IOADDRESS ioBase;
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync} xf86Int10InfoRec, *xf86Int10InfoPtr;
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsynctypedef struct _int10Mem {
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync    CARD8(*rb)(xf86Int10InfoPtr, int);
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync    CARD16(*rw)(xf86Int10InfoPtr, int);
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync    CARD32(*rl)(xf86Int10InfoPtr, int);
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync    void(*wb)(xf86Int10InfoPtr, int, CARD8);
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync    void(*ww)(xf86Int10InfoPtr, int, CARD16);
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync    void(*wl)(xf86Int10InfoPtr, int, CARD32);
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync} int10MemRec, *int10MemPtr;
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsynctypedef struct {
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync    CARD8 save_msr;
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync    CARD8 save_pos102;
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync    CARD8 save_vse;
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync    CARD8 save_46e8;
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync} legacyVGARec, *legacyVGAPtr;
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync/* OS dependent functions */
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsyncextern _X_EXPORT xf86Int10InfoPtr xf86InitInt10(int entityIndex);
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsyncextern _X_EXPORT xf86Int10InfoPtr xf86ExtendedInitInt10(int entityIndex,
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync                            int Flags);
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsyncextern _X_EXPORT void xf86FreeInt10(xf86Int10InfoPtr pInt);
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsyncextern _X_EXPORT void *xf86Int10AllocPages(xf86Int10InfoPtr pInt, int num,
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync                       int *off);
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsyncextern _X_EXPORT void xf86Int10FreePages(xf86Int10InfoPtr pInt, void *pbase,
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync                     int num);
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsyncextern _X_EXPORT pointer xf86int10Addr(xf86Int10InfoPtr pInt, CARD32 addr);
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync/* x86 executor related functions */
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsyncextern _X_EXPORT void xf86ExecX86int10(xf86Int10InfoPtr pInt);
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync#ifdef _INT10_PRIVATE
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync#define I_S_DEFAULT_INT_VECT 0xFF065
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync#define SYS_SIZE 0x100000
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync#define SYS_BIOS 0xF0000
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync#if 1
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync#define BIOS_SIZE 0x10000
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync#else /* a bug in DGUX requires this - let's try it */
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync#define BIOS_SIZE (0x10000 - 1)
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync#endif
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync#define LOW_PAGE_SIZE 0x600
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync#define V_RAM 0xA0000
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync#define VRAM_SIZE 0x20000
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync#define V_BIOS_SIZE 0x10000
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync#define V_BIOS 0xC0000
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync#define BIOS_SCRATCH_OFF 0x449
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync#define BIOS_SCRATCH_END 0x466
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync#define BIOS_SCRATCH_LEN (BIOS_SCRATCH_END - BIOS_SCRATCH_OFF + 1)
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync#define HIGH_MEM V_BIOS
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync#define HIGH_MEM_SIZE (SYS_BIOS - HIGH_MEM)
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync#define SEG_ADR(type, seg, reg)  type((seg << 4) + (X86_##reg))
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync#define SEG_EADR(type, seg, reg) type((seg << 4) + (X86_E##reg))
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync#define X86_TF_MASK     0x00000100
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync#define X86_IF_MASK     0x00000200
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync#define X86_IOPL_MASK       0x00003000
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync#define X86_NT_MASK     0x00004000
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync#define X86_VM_MASK     0x00020000
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync#define X86_AC_MASK     0x00040000
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync#define X86_VIF_MASK        0x00080000  /* virtual interrupt flag */
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync#define X86_VIP_MASK        0x00100000  /* virtual interrupt pending */
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync#define X86_ID_MASK     0x00200000
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync#define MEM_RB(name, addr)      (*name->mem->rb)(name, addr)
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync#define MEM_RW(name, addr)      (*name->mem->rw)(name, addr)
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync#define MEM_RL(name, addr)      (*name->mem->rl)(name, addr)
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync#define MEM_WB(name, addr, val) (*name->mem->wb)(name, addr, val)
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync#define MEM_WW(name, addr, val) (*name->mem->ww)(name, addr, val)
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync#define MEM_WL(name, addr, val) (*name->mem->wl)(name, addr, val)
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync/* OS dependent functions */
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsyncextern _X_EXPORT Bool MapCurrentInt10(xf86Int10InfoPtr pInt);
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync/* x86 executor related functions */
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsyncextern _X_EXPORT Bool xf86Int10ExecSetup(xf86Int10InfoPtr pInt);
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync/* int.c */
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsyncextern _X_EXPORT xf86Int10InfoPtr Int10Current;
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsyncint int_handler(xf86Int10InfoPtr pInt);
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync/* helper_exec.c */
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsyncint setup_int(xf86Int10InfoPtr pInt);
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsyncvoid finish_int(xf86Int10InfoPtr, int sig);
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsyncCARD32 getIntVect(xf86Int10InfoPtr pInt, int num);
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsyncvoid pushw(xf86Int10InfoPtr pInt, CARD16 val);
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsyncint run_bios_int(int num, xf86Int10InfoPtr pInt);
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsyncvoid dump_code(xf86Int10InfoPtr pInt);
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsyncvoid dump_registers(xf86Int10InfoPtr pInt);
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsyncvoid stack_trace(xf86Int10InfoPtr pInt);
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsyncCARD8 bios_checksum(const CARD8 *start, int size);
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsyncvoid LockLegacyVGA(xf86Int10InfoPtr pInt, legacyVGAPtr vga);
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsyncvoid UnlockLegacyVGA(xf86Int10InfoPtr pInt, legacyVGAPtr vga);
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync#if defined (_PC)
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsyncextern _X_EXPORT void xf86Int10SaveRestoreBIOSVars(xf86Int10InfoPtr pInt, Bool save);
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync#endif
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsyncint port_rep_inb(xf86Int10InfoPtr pInt,
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync         CARD16 port, CARD32 base, int d_f, CARD32 count);
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsyncint port_rep_inw(xf86Int10InfoPtr pInt,
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync         CARD16 port, CARD32 base, int d_f, CARD32 count);
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsyncint port_rep_inl(xf86Int10InfoPtr pInt,
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync         CARD16 port, CARD32 base, int d_f, CARD32 count);
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsyncint port_rep_outb(xf86Int10InfoPtr pInt,
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync          CARD16 port, CARD32 base, int d_f, CARD32 count);
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsyncint port_rep_outw(xf86Int10InfoPtr pInt,
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync          CARD16 port, CARD32 base, int d_f, CARD32 count);
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsyncint port_rep_outl(xf86Int10InfoPtr pInt,
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync          CARD16 port, CARD32 base, int d_f, CARD32 count);
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsyncCARD8 x_inb(CARD16 port);
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsyncCARD16 x_inw(CARD16 port);
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsyncvoid x_outb(CARD16 port, CARD8 val);
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsyncvoid x_outw(CARD16 port, CARD16 val);
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsyncCARD32 x_inl(CARD16 port);
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsyncvoid x_outl(CARD16 port, CARD32 val);
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsyncCARD8 Mem_rb(CARD32 addr);
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsyncCARD16 Mem_rw(CARD32 addr);
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsyncCARD32 Mem_rl(CARD32 addr);
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsyncvoid Mem_wb(CARD32 addr, CARD8 val);
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsyncvoid Mem_ww(CARD32 addr, CARD16 val);
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsyncvoid Mem_wl(CARD32 addr, CARD32 val);
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync/* helper_mem.c */
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsyncvoid setup_int_vect(xf86Int10InfoPtr pInt);
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsyncint setup_system_bios(void *base_addr);
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsyncvoid reset_int_vect(xf86Int10InfoPtr pInt);
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsyncvoid set_return_trap(xf86Int10InfoPtr pInt);
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsyncextern _X_EXPORT void * xf86HandleInt10Options(ScrnInfoPtr pScrn, int entityIndex);
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsyncBool int10skip(const void* options);
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsyncBool int10_check_bios(int scrnIndex, int codeSeg,
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync    const unsigned char* vbiosMem);
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsyncBool initPrimary(const void* options);
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsyncextern _X_EXPORT BusType xf86int10GetBiosLocationType(const xf86Int10InfoPtr pInt);
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsyncextern _X_EXPORT Bool xf86int10GetBiosSegment(xf86Int10InfoPtr pInt, void *base);
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync#ifdef DEBUG
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsyncvoid dprint(unsigned long start, unsigned long size);
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync#endif
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync#endif /* _INT10_PRIVATE */
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync#endif /* _XF86INT10_H */