1#!/bin/rc 2 3awk -v 'objtype='$objtype -v 'pwd='`{pwd} ' 4BEGIN{ 5 if(ARGC < 2) 6 exit 7} 8 9/^[ \t]*$/{ 10 next; 11} 12/^#/{ 13 next; 14} 15collect && /^[^ \t]/{ 16 collect = 0; 17} 18collect && section == "dev"{ 19 dev[ndev++] = $1; 20 if($1 == "ad") 21 devad = 1; 22 else if($1 == "sd") 23 devsd = 1; 24 else if($1 == "uart") 25 devuart = 1; 26 else if($1 == "vga") 27 devvga = 1; 28 for(i = 2; i <= NF; i++){ 29 if($i == "dma" && objtype ~ "(386|alpha|amd64)") 30 i8237dma++; 31 } 32} 33collect && section == "ip"{ 34 ip[nip++] = $1; 35} 36collect && section == "link"{ 37 link[nlink++] = $1; 38} 39collect && section == "misc"{ 40 sub(/^[ \t]*/, ""); 41 misc[nmisc++] = $1; 42 if($1 ~ "^arch.*") 43 arch[narch++] = $1; 44 else if($1 ~ "^ad.*") 45 adifc[nadifc++] = $1; 46 else if($1 ~ "^sd.*") 47 sdifc[nsdifc++] = $1; 48 else if($1 ~ "^uart.*") 49 physuart[nphysuart++] = substr($1, 5, length($1)-4) "physuart"; 50 else if($1 ~ "^vga.*"){ 51 if(NF == 1) 52 vgadev[nvgadev++] = $1; 53 else for(i = 2; i <= NF; i++){ 54 if($i ~ "[+]cur") 55 vgadev[nvgadev++] = $1; 56 if($i ~ "[+=]cur") 57 vgacur[nvgacur++] = $1; 58 } 59 } 60} 61 62collect && section == "port"{ 63 sub(/^[ \t]*/, ""); 64 port[nport++] = $0; 65} 66$0 ~ /^[^ \t]/{ 67 if($1 ~ "(bootdir|dev|ip|link|misc|port)"){ 68 section = $1; 69 collect = 1; 70 } 71 next; 72} 73 74END{ 75 if(ARGC < 2) 76 exit "usage" 77 78 printf "#include \"u.h\"\n"; 79 printf "#include \"../port/lib.h\"\n"; 80 printf "#include \"mem.h\"\n"; 81 printf "#include \"dat.h\"\n"; 82 printf "#include \"fns.h\"\n"; 83 printf "#include \"io.h\"\n"; 84 printf "#include \"../port/error.h\"\n\n"; 85 86 for(i = 0; i < ndev; i++) 87 printf "extern Dev %sdevtab;\n", dev[i]; 88 printf "Dev* devtab[]={\n"; 89 for(i = 0; i < ndev; i++) 90 printf "\t&%sdevtab,\n", dev[i]; 91 printf "\tnil,\n};\n\n"; 92 93 if(objtype ~ "(386|alpha|amd64)"){ 94 alloc = "nil"; 95 if(i8237dma){ 96 printf "extern void _i8237alloc(void);\n"; 97 alloc = "_i8237alloc"; 98 } 99 printf "void (*i8237alloc)(void) = %s;\n", alloc; 100 printf "int i8237dma = %d;\n\n", i8237dma; 101 } 102 103 for(i = 0; i < nlink; i++) 104 printf "extern void %slink(void);\n", link[i]; 105 106 printf "void links(void){\n"; 107 print "\tbootlinks();\n"; 108 for(i = 0; i < nlink; i++) 109 printf "\t%slink();\n", link[i]; 110 printf "}\n\n"; 111 112 if(narch || objtype == "386"){ 113 for(i = 0; i < narch; i++) 114 printf "extern PCArch %s;\n", arch[i]; 115 printf "PCArch* knownarch[] = {\n"; 116 for(i = 0; i < narch; i++) 117 printf "\t&%s,\n", arch[i]; 118 printf "\tnil,\n};\n\n"; 119 } 120 121 if(devad){ 122 printf "#include \"../port/ad.h\"\n"; 123 for(i = 0; i < nadifc; i++) 124 printf "extern ADifc %sifc;\n", adifc[i]; 125 printf "ADifc* adifc[] = {\n"; 126 for(i = 0; i < nadifc; i++) 127 printf "\t&%sifc,\n", adifc[i]; 128 printf "\tnil,\n};\n\n"; 129 } 130 if(devsd){ 131 printf "#include \"../port/sd.h\"\n"; 132 for(i = 0; i < nsdifc; i++) 133 printf "extern SDifc %sifc;\n", sdifc[i]; 134 printf "SDifc* sdifc[] = {\n"; 135 for(i = 0; i < nsdifc; i++) 136 printf "\t&%sifc,\n", sdifc[i]; 137 printf "\tnil,\n};\n\n"; 138 } 139 140 if(devuart){ 141 for(i = 0; i < nphysuart; i++) 142 printf "extern PhysUart %s;\n", physuart[i]; 143 printf "PhysUart* physuart[] = {\n"; 144 for(i = 0; i < nphysuart; i++) 145 printf "\t&%s,\n", physuart[i]; 146 printf "\tnil,\n};\n\n"; 147 } 148 149 if(devvga){ 150 printf "#define Image IMAGE\n"; 151 printf "#include <draw.h>\n"; 152 printf "#include <memdraw.h>\n"; 153 printf "#include <cursor.h>\n"; 154 printf "#include \"screen.h\"\n"; 155 156 for(i = 0; i < nvgadev; i++) 157 printf "extern VGAdev %sdev;\n", vgadev[i]; 158 printf "VGAdev* vgadev[] = {\n"; 159 for(i = 0; i < nvgadev; i++) 160 printf "\t&%sdev,\n", vgadev[i]; 161 printf "\tnil,\n};\n\n"; 162 163 for(i = 0; i < nvgacur; i++) 164 printf "extern VGAcur %scur;\n", vgacur[i]; 165 printf "VGAcur* vgacur[] = {\n"; 166 for(i = 0; i < nvgacur; i++) 167 printf "\t&%scur,\n", vgacur[i]; 168 printf "\tnil,\n};\n\n"; 169 } 170 171 if(nip){ 172 printf "#include \"../ip/ip.h\"\n"; 173 for(i = 0; i < nip; i++) 174 printf "extern void %sinit(Fs*);\n", ip[i]; 175 printf "void (*ipprotoinit[])(Fs*) = {\n"; 176 for(i = 0; i < nip; i++) 177 printf "\t%sinit,\n", ip[i]; 178 printf "\tnil,\n};\n\n"; 179 } 180 181 if(nport){ 182 for(i = 0; i < nport; i++) 183 printf "%s\n", port[i]; 184 printf "\n"; 185 } 186 187 printf "char* conffile = \"%s/%s\";\n", pwd, ARGV[1]; 188 printf "ulong kerndate = KERNDATE;\n"; 189 190 exit 191}' $* 192