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pascal@19515
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1 // This file is distributed under GPL
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pascal@19515
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2 //
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pascal@19515
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3 // LINLD main() lives here
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pascal@19515
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4
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pascal@19515
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5 #include "crtl.h"
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pascal@19515
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6 #include "common.h"
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pascal@23996
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7 #include "iso9660.h"
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pascal@19515
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8
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pascal@23996
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9 extern char bzimagestr[];
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pascal@23996
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10 const char* cmdstr[4] = {"auto",bzimagestr,NULL,NULL};
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pascal@19515
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11
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pascal@19515
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12 inline void syntax() {
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pascal@19515
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13 die("Syntax:" NL
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pascal@24019
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14 "LINLD [image=file] [initrd=files] [vga=mode] [root=num] [mem=max] [cl=cmdline] "
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pascal@24019
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15 #ifdef ISO9660
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pascal@24019
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16 "[iso=file] "
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pascal@24019
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17 #endif
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pascal@24019
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18 "..." NL
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pascal@19515
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19 "vga mode: ask,extended,normal or dec/oct/hex number" NL
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pascal@24067
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20 #ifdef CPUTYPE
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pascal@24067
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21 "-m mincpu family*256+model" NL
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pascal@24051
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22 #endif
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pascal@24019
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23 #ifdef CPU64
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pascal@21984
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24 "-64 for cpu64 only" NL
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pascal@24019
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25 #endif
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pascal@19515
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26 "Defaults:" NL
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pascal@19515
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27 "\timage=bzImage" NL
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pascal@19515
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28 "\tinitrd,vga,root=(void)" NL
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pascal@19515
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29 "\tmem=256m" NL
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pascal@19515
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30 "\tcl=auto" NL
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pascal@19580
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31 "\t-b 1088k" NL
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pascal@19515
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32 "Use quotes: \"cl=...\" if you need spaces in cmdline" NL
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pascal@19538
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33 "Use cl=@filename to get it from a file"
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pascal@19515
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34 #if 1
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pascal@19515
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35 NL NL "Examples:" NL
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pascal@23992
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36 "\tLINLD "
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pascal@23992
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37 "-b 64m "
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pascal@24067
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38 #ifdef CPUTYPE
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pascal@24067
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39 "-m 0x600 "
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pascal@24067
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40 #endif
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pascal@21569
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41 "initrd=rootfs4.gz,rootfs3.gz,rootfs2.gz,rootfs1.gz "
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pascal@23890
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42 "\"cl=root=/dev/null video=-32\""
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pascal@24015
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43 NL "\tLINLD memtest"
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pascal@19515
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44 #endif
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pascal@19515
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45 );
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pascal@19515
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46 }
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pascal@19515
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47
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pascal@19515
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48 int main(int argc, char *argv[]) {
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pascal@19571
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49
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pascal@19571
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50 (void) argc;
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pascal@19571
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51
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pascal@21569
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52 ((u16*) &base_himem)[1] |= (_1m+_64k)>>16; // base_himem = _1m+_64k
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pascal@19515
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53 puts("LINLD v" VERSION_STR "+");
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pascal@19515
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54
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pascal@19538
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55 // Parse command line
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pascal@23994
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56 if (!*++argv) syntax();
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pascal@23992
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57 const char **clp = &cmdline;
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pascal@23994
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58 do {
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pascal@24019
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59 #ifdef CPU64
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pascal@21984
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60 if ((*(u16 *)*argv|2) == 0x362F) { // -64 /64
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pascal@24051
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61 if (cpuhaslm() == 0) exit();
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pascal@21984
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62 }
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pascal@24019
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63 #endif
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pascal@24019
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64 #ifdef ISO9660
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pascal@23996
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65 if (argstr(*argv,"cl|image|initrd|iso",clp) == (int) clp) continue;
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pascal@24019
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66 #else
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pascal@24019
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67 if (argstr(*argv,"cl|image|initrd",clp) == (int) clp) continue;
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pascal@24019
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68 #endif
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pascal@24067
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69 if (argnum(*argv,"root|vga|mem|-b|"
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pascal@24067
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70 #ifdef CPUTYPE
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pascal@24067
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71 "-m|"
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pascal@24067
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72 #endif
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pascal@24067
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73 "-f~"
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pascal@24013
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74 #ifdef QUICK_BOOT
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pascal@24067
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75 "-q~-v~"
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pascal@24013
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76 #endif
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pascal@24067
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77 ,&root_dev) >= (int) &base_himem) continue;
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pascal@23992
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78 if (fileexist(*argv) != -1) {
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pascal@21984
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79 kernel_name=*argv;
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pascal@23992
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80 continue;
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pascal@23992
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81 }
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pascal@24022
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82 *clp = (const char *) heap_top +1;
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pascal@24022
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83 strcatb((const char *) heap_top,*argv);
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pascal@23994
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84 } while (*++argv);
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pascal@24067
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85 #ifdef CPUTYPE
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pascal@24067
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86 if (mincpu > cputype) exit();
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pascal@24067
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87 #endif
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pascal@23992
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88 puts(*clp);
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pascal@24022
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89 asm{
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pascal@24022
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90 xchg ax,bx
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pascal@24022
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91 mov bx,offset _heap_top
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pascal@24022
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92 cmp ax,[bx]
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pascal@24022
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93 jc skip
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pascal@24022
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94 mov [bx],ax
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pascal@24022
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95 }
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pascal@24022
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96 skip:
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pascal@24019
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97 #ifdef ISO9660
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pascal@23996
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98 if (isofile) setiso(isofile);
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pascal@24019
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99 #endif
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pascal@23992
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100 set_cmdline(*clp);
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pascal@23992
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101 load_kernel();
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pascal@23992
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102 load_initrd();
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pascal@24022
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103 //boot_kernel();
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pascal@19515
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104
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pascal@19515
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105 // Let compiler be happy
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pascal@23996
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106 return _AX;
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pascal@19515
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107 }
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