mirror of
https://github.com/Zeal-Operating-System/ZealOS.git
synced 2025-01-15 00:56:39 +00:00
237 lines
6 KiB
HolyC
Executable file
237 lines
6 KiB
HolyC
Executable file
U0 SysGlobalsInit()
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{
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I64 i,j;
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CRAXRBXRCXRDX regs;
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CPUId(0x1,®s);
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sys_cache_line_width=regs.rbx.u8[1]*8;
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sys_focus_task=Fs;
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QueueInit(&sys_macro_head);
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blkdev.default_iso_filename =ZStrNew(DEFAULT_ISO_FILENAME);
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blkdev.default_iso_c_filename =ZStrNew(DEFAULT_ISO_C_FILENAME);
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blkdev.tmp_filename =ZStrNew("~/Tmp.DD");
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blkdev.dvd_boot_is_good=TRUE;
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#exe {
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if (!kernel_config->mount_ide_auto_hd_let)
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kernel_config->mount_ide_auto_hd_let='C';
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if (!kernel_config->mount_ide_auto_cd_let)
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kernel_config->mount_ide_auto_cd_let='T';
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StreamPrint("blkdev.first_hd_drive_let=%d;", kernel_config->mount_ide_auto_hd_let);
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StreamPrint("blkdev.first_dvd_drive_let=%d;", kernel_config->mount_ide_auto_cd_let);
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}
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DebugMode(ON);
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rev_bits_table=CAlloc(256);
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for (i = 0; i < 256; i++)
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for (j = 0; j < 8; j++)
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if (Bt(&i,7-j))
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Bts(rev_bits_table+i,j);
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ext = CAlloc(EXT_EXTS_NUM * sizeof(U8 *));
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fp_getstr2 = &SysGetStr2;
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KeyDevInit;
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#exe {
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StreamPrint("blkdev.boot_drive_let='%C';",kernel_config->boot_drive_let);
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StreamPrint("#exe{Option(OPTf_WARN_PAREN,OFF);}");
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StreamPrint("DiskCacheInit(%s);",kernel_config->disk_cache_size_exp);
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StreamPrint("#exe{Option(OPTf_WARN_PAREN,ON);}");
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};
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pow10_I64=CAlloc(sizeof(F64)*(308+308+1));
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for (i = -308; i < 309; i++)
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pow10_I64[i+309] = Pow10(i);
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QueueInit(&screencast.sound_head);
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screencast.t0_now=Now;
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screencast.t0_tS=tS;
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screencast.ona=screencast.sound_head.ona=0;
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ProgressBarsReset;
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QueueInit(&dev.pci_head);
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dev.mem64_ptr=mem_mapped_space;
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if(sys_boot_src.u8[0] != BOOT_SRC_RAM)
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{//framebuffer pointer is already linear
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Seg2Linear(&sys_vbe_info.video_modes);
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Seg2Linear(&sys_vbe_info.oem);
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Seg2Linear(&sys_vbe_info.vendor);
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Seg2Linear(&sys_vbe_info.product_name);
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Seg2Linear(&sys_vbe_info.product_revision);
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Seg2Linear(SYS_FONT_PTR);
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sys_vbe_info.software_revision = Bcd2Binary(sys_vbe_info.software_revision);
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}
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debug.fun_seg_cache = CAlloc(FUN_SEG_CACHE_SIZE * sizeof(CFunSegCache));
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debug.int_fault_code = IntFaultHandlersNew;
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}
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U0 SysGrInit()
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{
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I64 i, j;
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text.aux_font = MAlloc(256 * 8); //256 U64s
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MemCopy(text.aux_font, *SYS_FONT_PTR(U32), 256 * 8);
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for (i = 0; i < 256; i++)
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for (j = 0; j < 8; j++)
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text.aux_font[i].u8[j] = rev_bits_table[text.aux_font[i].u8[j]];
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text.font = sys_font_std;
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//patch some chars
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text.aux_font[10] = text.font[10]; //"Return" symbol
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text.aux_font[' ' - 1] = text.font[' ' - 1]; //Shift-space
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text.aux_font[255] = text.font[255]; //Block symbol <20>
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text.border_chars[2] (I64)='<EFBFBD>ͳ<EFBFBD><EFBFBD>ɿ<EFBFBD>';
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text.border_chars[10](U32)='<EFBFBD><EFBFBD>ټ';
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text.cols = sys_vbe_mode.width / FONT_WIDTH;
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text.rows = sys_vbe_mode.height / FONT_HEIGHT;
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text.screen_size = sys_vbe_mode.width * sys_vbe_mode.height;
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text.buffer_size = text.screen_size * 4; //buffer for 32-bit, but only 16 colors now.
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text.raw_screen = CAlloc(text.buffer_size);
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text.fb_alias = sys_vbe_mode.framebuffer;
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MemSetU32(text.fb_alias, BLACK32, text.screen_size);
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text.vga_alias = CAlloc(text.rows * text.cols * 8);
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}
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U0 TimerInit()
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{//See $LK,"::/Doc/PIT.DD",A="FI:::/Doc/PIT.DD"$.
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OutU8(PIT_CMD, PIT_CMDF_CHANNEL0 | PIT_CMDF_OPMODE_RATE_GEN | PIT_CMDF_ACCESS_WORD);
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OutU8(PIT0,SYS_TIMER0_PERIOD);
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OutU8(PIT0,SYS_TIMER0_PERIOD >> 8);
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}
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U0 Reboot(Bool format_ramdisks=FALSE)
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{//Hardware reset.
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if (format_ramdisks)
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{
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if (DriveIsWritable('A'))
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Format('A',,FALSE,FSt_REDSEA);
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if (DriveIsWritable('B'))
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Format('B',,FALSE,FSt_REDSEA);
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}
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CLI
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if (mp_count>1)
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MPHalt;
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*0x472(U16 *)=0;
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OutU8(0x70,0x8F);
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OutU8(0x71,0x00);
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OutU8(0x70,0x00);
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OutU8(0x92,InU8(0x92)|1);
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SysHlt;
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}
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U0 KMain()
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{//Continued from $LK,"KStart64.CC",A="FF:::/Kernel/KStart64.CC,I32 &KMain"$
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CBlkDev *bd;
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OutU8(PCSPKR,InU8(PCSPKR)&~3); //Sound;
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zenith_task=Fs;
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BlkPoolsInit;
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SysGlobalsInit;
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Mem32DevInit;
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UncachedAliasAlloc;
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LoadKernel;
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SysGrInit;
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StrCopy(Fs->task_name,"Zenith Task CPU00");
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StrCopy(Fs->task_title,Fs->task_name);
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Fs->title_src=TTS_TASK_NAME;
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Fs->win_right=text.cols-2;
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Fs->win_top++;
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TaskDerivedValsUpdate;
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SysDefinesLoad;
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Core0Init;
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IntInit1;
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//Before this point use $LK,"Sound",A="MN:Sound"$() and $LK,"Busy",A="MN:Busy"$()
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//to debug. After this point, use $LK,"RawPrint",A="MN:RawPrint"$()
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LBts(&sys_run_level,RLf_RAW);
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"ZenithOS V%5.3f\t%D %T\n\n",
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sys_os_version,sys_compile_time,sys_compile_time;
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TimerInit;
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if (MemBIOSTotal < ToI64 (0.95*MEM_MIN_MEG*0x100000) )
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RawPrint(4000,"!!! Requires $TX,"512Meg",D="DD_MEM_MIN_MEG"$ of RAM Memory !!!");
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IntsInit;
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"Enable IRQs\n";
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SetRFlags(RFLAGG_NORMAL);
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Busy(2000);
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IntInit2;
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LBts(&sys_run_level,RLf_INTERRUPTS);
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TimeCal;
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BlkDevsInitAll;
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"DiskChange(':');\n";
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DiskChange(':');
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#exe {
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StreamPrint("HomeSet(\"%s\");\n"
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"blkdev.ins_base0=%d;blkdev.ins_base1=%d;blkdev.ins_unit =%d;\n",
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kernel_config->home_dir,
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blkdev.ins_base0,blkdev.ins_base1,blkdev.ins_unit);
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}
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Gs->idle_task->cur_dv=blkdev.let_to_drive[*blkdev.home_dir-'A'];
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DriveRep;
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if (blkdev.dvd_boot_is_good) {
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bd=Letter2BlkDev(':');
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if (bd->type==BDT_ATAPI) {
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blkdev.ins_base0=bd->base0;
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blkdev.ins_base1=bd->base1;
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blkdev.ins_unit =bd->unit;
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}
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}
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LBts(&sys_run_level,RLf_BLKDEV);
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#exe {
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if (!kernel_config->opts[CONFIG_NO_MP])
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StreamPrint("\"MultiCore Start\\n\\n\";"
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"Core0StartMP;"
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"LBts(&sys_run_level,RLf_MP);");
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};
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KbdMouseInit;
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MouseInit;
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KbdInit;
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Spawn(&MouseHardDriverInstall);
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"Loading Compiler\n";
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Cd("/Compiler");
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Load("Compiler",LDF_SILENT);
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LBts(&sys_run_level,RLf_COMPILER);
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DebugMode(OFF);
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counts.time_stamp_freq_initial=TimeCal;
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Cd("/");
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try ExeFile("StartOS"); //Continues $LK,"/StartOS.CC",A="FL:/StartOS.CC,1"$
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catch {
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Raw(ON);
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Silent(OFF);
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GetOutOfDollar;
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PutExcept;
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Debug;
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}
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LBts(&sys_run_level,RLf_ZENITH_SERVER);
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ServerTaskCont; //Never to return
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}
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asm { ALIGN 16,OC_NOP
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SYS_KERNEL_END::
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#exe {
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if (kernel_config->opts[CONFIG_DEBUG_DISTRO])
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StreamPrint("DU8 0x%X-(SYS_KERNEL_END-SYS_KERNEL+"
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"BOOT_RAM_BASE+sizeof(CBinFile)) DUP (0);"
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"BINFILE \"%s\";",kernel_config->debug_distro_start,
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kernel_config->debug_distro_file);
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};
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}
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