wok annotate linld/stuff/src/LINLD.CPP @ rev 24034

Openssh (8.5p1)
author Pascal Bellard <pascal.bellard@slitaz.org>
date Thu Apr 08 09:21:26 2021 +0000 (2021-04-08)
parents 61df94a0fa43
children 324b3fa82b76
rev   line source
pascal@19515 1 // This file is distributed under GPL
pascal@19515 2 //
pascal@19515 3 // LINLD main() lives here
pascal@19515 4
pascal@19515 5 #include "crtl.h"
pascal@19515 6 #include "common.h"
pascal@23996 7 #include "iso9660.h"
pascal@19515 8
pascal@23996 9 extern char bzimagestr[];
pascal@23996 10 const char* cmdstr[4] = {"auto",bzimagestr,NULL,NULL};
pascal@24013 11 #ifdef QUICK_BOOT
pascal@24022 12 extern u32 cmdnum[7];
pascal@24013 13 #else
pascal@24022 14 extern u32 cmdnum[5];
pascal@24013 15 #endif
pascal@19515 16
pascal@19515 17 inline void syntax() {
pascal@19515 18 die("Syntax:" NL
pascal@24019 19 "LINLD [image=file] [initrd=files] [vga=mode] [root=num] [mem=max] [cl=cmdline] "
pascal@24019 20 #ifdef ISO9660
pascal@24019 21 "[iso=file] "
pascal@24019 22 #endif
pascal@24019 23 "..." NL
pascal@19515 24 "vga mode: ask,extended,normal or dec/oct/hex number" NL
pascal@24019 25 #ifdef CPU64
pascal@21984 26 "-64 for cpu64 only" NL
pascal@24019 27 #endif
pascal@19515 28 "Defaults:" NL
pascal@19515 29 "\timage=bzImage" NL
pascal@19515 30 "\tinitrd,vga,root=(void)" NL
pascal@19515 31 "\tmem=256m" NL
pascal@19515 32 "\tcl=auto" NL
pascal@19580 33 "\t-b 1088k" NL
pascal@19515 34 "Use quotes: \"cl=...\" if you need spaces in cmdline" NL
pascal@19538 35 "Use cl=@filename to get it from a file"
pascal@19515 36 #if 1
pascal@19515 37 NL NL "Examples:" NL
pascal@23992 38 "\tLINLD "
pascal@23992 39 "-b 64m "
pascal@21569 40 "initrd=rootfs4.gz,rootfs3.gz,rootfs2.gz,rootfs1.gz "
pascal@23890 41 "\"cl=root=/dev/null video=-32\""
pascal@24015 42 NL "\tLINLD memtest"
pascal@19515 43 #endif
pascal@19515 44 );
pascal@19515 45 }
pascal@19515 46
pascal@19515 47 int main(int argc, char *argv[]) {
pascal@19571 48
pascal@19571 49 (void) argc;
pascal@19571 50
pascal@21569 51 ((u16*) &base_himem)[1] |= (_1m+_64k)>>16; // base_himem = _1m+_64k
pascal@19515 52 puts("LINLD v" VERSION_STR "+");
pascal@19515 53
pascal@19538 54 // Parse command line
pascal@23994 55 if (!*++argv) syntax();
pascal@23992 56 const char **clp = &cmdline;
pascal@23994 57 do {
pascal@24019 58 #ifdef CPU64
pascal@21984 59 if ((*(u16 *)*argv|2) == 0x362F) { // -64 /64
pascal@23996 60 if (cpuhaslm() != 0) continue;
pascal@23996 61 exit();
pascal@21984 62 }
pascal@24019 63 #endif
pascal@24019 64 #ifdef ISO9660
pascal@23996 65 if (argstr(*argv,"cl|image|initrd|iso",clp) == (int) clp) continue;
pascal@24019 66 #else
pascal@24019 67 if (argstr(*argv,"cl|image|initrd",clp) == (int) clp) continue;
pascal@24019 68 #endif
pascal@24013 69 #ifdef QUICK_BOOT
pascal@24014 70 if (argnum(*argv,"root|vga|mem|-b|-f~-q~-v~",&root_dev) >= (int) &base_himem) continue;
pascal@24013 71 #else
pascal@24014 72 if (argnum(*argv,"root|vga|mem|-b|-f~",&root_dev) >= (int) &base_himem) continue;
pascal@24013 73 #endif
pascal@23992 74 if (fileexist(*argv) != -1) {
pascal@21984 75 kernel_name=*argv;
pascal@23992 76 continue;
pascal@23992 77 }
pascal@24022 78 *clp = (const char *) heap_top +1;
pascal@24022 79 strcatb((const char *) heap_top,*argv);
pascal@23994 80 } while (*++argv);
pascal@23992 81 puts(*clp);
pascal@24022 82 asm{
pascal@24022 83 xchg ax,bx
pascal@24022 84 mov bx,offset _heap_top
pascal@24022 85 cmp ax,[bx]
pascal@24022 86 jc skip
pascal@24022 87 mov [bx],ax
pascal@24022 88 }
pascal@24022 89 skip:
pascal@24019 90 #ifdef ISO9660
pascal@23996 91 if (isofile) setiso(isofile);
pascal@24019 92 #endif
pascal@23992 93 set_cmdline(*clp);
pascal@23992 94 load_kernel();
pascal@23992 95 load_initrd();
pascal@24022 96 //boot_kernel();
pascal@19515 97
pascal@19515 98 // Let compiler be happy
pascal@23996 99 return _AX;
pascal@19515 100 }