90 lines
1.4 KiB
C
90 lines
1.4 KiB
C
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/*
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* XFree86 int10 module
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* execute BIOS int 10h calls in x86 real mode environment
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* Copyright 1999 Egbert Eich
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*/
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#ifdef HAVE_XORG_CONFIG_H
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#include <xorg-config.h>
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#endif
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#include <x86emu.h>
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#include "xf86.h"
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#include "compiler.h"
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#include "xf86_OSproc.h"
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#include "xf86Pci.h"
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#define _INT10_PRIVATE
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#include "xf86int10.h"
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#include "int10Defines.h"
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#define M _X86EMU_env
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static void
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x86emu_do_int(int num)
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{
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Int10Current->num = num;
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if (!int_handler(Int10Current)) {
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X86EMU_halt_sys();
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}
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}
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void
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xf86ExecX86int10(xf86Int10InfoPtr pInt)
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{
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int sig = setup_int(pInt);
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if (sig < 0)
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return;
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if (int_handler(pInt)) {
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X86EMU_exec();
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}
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finish_int(pInt, sig);
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}
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Bool
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xf86Int10ExecSetup(xf86Int10InfoPtr pInt)
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{
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int i;
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X86EMU_intrFuncs intFuncs[256];
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X86EMU_pioFuncs pioFuncs = {
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(&x_inb),
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(&x_inw),
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(&x_inl),
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(&x_outb),
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(&x_outw),
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(&x_outl)
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};
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X86EMU_memFuncs memFuncs = {
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(&Mem_rb),
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(&Mem_rw),
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(&Mem_rl),
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(&Mem_wb),
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(&Mem_ww),
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(&Mem_wl)
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};
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X86EMU_setupMemFuncs(&memFuncs);
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pInt->cpuRegs = &M;
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M.mem_base = 0;
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M.mem_size = 1024*1024 + 1024;
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X86EMU_setupPioFuncs(&pioFuncs);
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for (i=0;i<256;i++)
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intFuncs[i] = x86emu_do_int;
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X86EMU_setupIntrFuncs(intFuncs);
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return TRUE;
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}
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void
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printk(const char *fmt, ...)
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{
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va_list argptr;
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va_start(argptr, fmt);
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VErrorF(fmt, argptr);
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va_end(argptr);
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}
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