xserver

xserver with xephyr scale patch
git clone https://git.neptards.moe/u3shit/xserver.git
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xf86x86emu.c (1580B)

      1 /*
      2  *                   XFree86 int10 module
      3  *   execute BIOS int 10h calls in x86 real mode environment
      4  *                 Copyright 1999 Egbert Eich
      5  */
      6 #ifdef HAVE_XORG_CONFIG_H
      7 #include <xorg-config.h>
      8 #endif
      9 
     10 #include "xf86.h"
     11 #include "xf86_OSproc.h"
     12 #include "xf86Pci.h"
     13 #define _INT10_PRIVATE
     14 #include "xf86int10.h"
     15 #include "int10Defines.h"
     16 #include <x86emu.h>
     17 
     18 #define M _X86EMU_env
     19 
     20 static void
     21 x86emu_do_int(int num)
     22 {
     23     Int10Current->num = num;
     24 
     25     if (!int_handler(Int10Current)) {
     26         X86EMU_halt_sys();
     27     }
     28 }
     29 
     30 void
     31 xf86ExecX86int10(xf86Int10InfoPtr pInt)
     32 {
     33     int sig = setup_int(pInt);
     34 
     35     if (sig < 0)
     36         return;
     37 
     38     if (int_handler(pInt)) {
     39         X86EMU_exec();
     40     }
     41 
     42     finish_int(pInt, sig);
     43 }
     44 
     45 Bool
     46 xf86Int10ExecSetup(xf86Int10InfoPtr pInt)
     47 {
     48     int i;
     49     X86EMU_intrFuncs intFuncs[256];
     50 
     51     X86EMU_pioFuncs pioFuncs = {
     52         .inb = x_inb,
     53         .inw = x_inw,
     54         .inl = x_inl,
     55         .outb = x_outb,
     56         .outw = x_outw,
     57         .outl = x_outl
     58     };
     59 
     60     X86EMU_memFuncs memFuncs = {
     61         (&Mem_rb),
     62         (&Mem_rw),
     63         (&Mem_rl),
     64         (&Mem_wb),
     65         (&Mem_ww),
     66         (&Mem_wl)
     67     };
     68 
     69     X86EMU_setupMemFuncs(&memFuncs);
     70 
     71     pInt->cpuRegs = &M;
     72     M.mem_base = 0;
     73     M.mem_size = 1024 * 1024 + 1024;
     74     X86EMU_setupPioFuncs(&pioFuncs);
     75 
     76     for (i = 0; i < 256; i++)
     77         intFuncs[i] = x86emu_do_int;
     78     X86EMU_setupIntrFuncs(intFuncs);
     79     return TRUE;
     80 }
     81 
     82 void
     83 printk(const char *fmt, ...)
     84 {
     85     va_list argptr;
     86 
     87     va_start(argptr, fmt);
     88     VErrorF(fmt, argptr);
     89     va_end(argptr);
     90 }