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- #!/bin/rc
- awk -v 'objtype='$objtype -v 'pwd='`{pwd} '
- BEGIN{
- if(ARGC < 2)
- exit
- }
- /^[ \t]*$/{
- next;
- }
- /^#/{
- next;
- }
- collect && /^[^ \t]/{
- collect = 0;
- }
- collect && section ~ "dev"{
- dev[ndev++] = $1;
- if($1 ~ "ad")
- devad = 1;
- else if($1 ~ "sd")
- devsd = 1;
- else if($1 ~ "uart")
- devuart = 1;
- else if($1 ~ "vga")
- devvga = 1;
- for(i = 2; i <= NF; i++){
- if($i ~ "dma" && objtype ~ "(386|alpha|amd64)")
- i8237dma++;
- }
- }
- collect && section ~ "ip"{
- ip[nip++] = $1;
- }
- collect && section ~ "link"{
- link[nlink++] = $1;
- }
- collect && section ~ "misc"{
- sub(/^[ \t]*/, "");
- misc[nmisc++] = $1;
- if($1 ~ "^arch.*")
- arch[narch++] = $1;
- else if($1 ~ "^ad.*")
- adifc[nadifc++] = $1;
- else if($1 ~ "^sd.*")
- sdifc[nsdifc++] = $1;
- else if($1 ~ "^uart.*")
- physuart[nphysuart++] = substr($1, 5, length($1)-4) "physuart";
- else if($1 ~ "^vga.*"){
- if(NF == 1)
- vgadev[nvgadev++] = $1;
- else for(i = 2; i <= NF; i++){
- if($i ~ "[+]cur")
- vgadev[nvgadev++] = $1;
- if($i ~ "[+=]cur")
- vgacur[nvgacur++] = $1;
- }
- }
- }
- collect && section ~ "port"{
- sub(/^[ \t]*/, "");
- port[nport++] = $0;
- }
- $0 ~ /^[^ \t]/{
- if($0 ~ "(bootdir|dev|ip|link|misc|port)"){
- section = $0;
- collect = 1;
- }
- next;
- }
- END{
- if(ARGC < 2)
- exit "usage"
- printf "#include \"u.h\"\n";
- printf "#include \"../port/lib.h\"\n";
- printf "#include \"mem.h\"\n";
- printf "#include \"dat.h\"\n";
- printf "#include \"fns.h\"\n";
- printf "#include \"io.h\"\n";
- printf "#include \"../port/error.h\"\n\n";
- for(i = 0; i < ndev; i++)
- printf "extern Dev %sdevtab;\n", dev[i];
- printf "Dev* devtab[]={\n";
- for(i = 0; i < ndev; i++)
- printf "\t&%sdevtab,\n", dev[i];
- printf "\tnil,\n};\n\n";
- if(objtype ~ "(386|alpha|amd64)"){
- alloc = "nil";
- if(i8237dma){
- printf "extern void _i8237alloc(void);\n";
- alloc = "_i8237alloc";
- }
- printf "void (*i8237alloc)(void) = %s;\n", alloc;
- printf "int i8237dma = %d;\n\n", i8237dma;
- }
- for(i = 0; i < nlink; i++)
- printf "extern void %slink(void);\n", link[i];
- printf "void links(void){\n";
- print "\tbootlinks();\n";
- for(i = 0; i < nlink; i++)
- printf "\t%slink();\n", link[i];
- printf "}\n\n";
- if(narch || objtype ~ "386"){
- for(i = 0; i < narch; i++)
- printf "extern PCArch %s;\n", arch[i];
- printf "PCArch* knownarch[] = {\n";
- for(i = 0; i < narch; i++)
- printf "\t&%s,\n", arch[i];
- printf "\tnil,\n};\n\n";
- }
- if(devad){
- printf "#include \"../port/ad.h\"\n";
- for(i = 0; i < nadifc; i++)
- printf "extern ADifc %sifc;\n", adifc[i];
- printf "ADifc* adifc[] = {\n";
- for(i = 0; i < nadifc; i++)
- printf "\t&%sifc,\n", adifc[i];
- printf "\tnil,\n};\n\n";
- }
- if(devsd){
- printf "#include \"../port/sd.h\"\n";
- for(i = 0; i < nsdifc; i++)
- printf "extern SDifc %sifc;\n", sdifc[i];
- printf "SDifc* sdifc[] = {\n";
- for(i = 0; i < nsdifc; i++)
- printf "\t&%sifc,\n", sdifc[i];
- printf "\tnil,\n};\n\n";
- }
- if(devuart){
- for(i = 0; i < nphysuart; i++)
- printf "extern PhysUart %s;\n", physuart[i];
- printf "PhysUart* physuart[] = {\n";
- for(i = 0; i < nphysuart; i++)
- printf "\t&%s,\n", physuart[i];
- printf "\tnil,\n};\n\n";
- }
- if(devvga){
- printf "#define Image IMAGE\n";
- printf "#include <draw.h>\n";
- printf "#include <memdraw.h>\n";
- printf "#include <cursor.h>\n";
- printf "#include \"screen.h\"\n";
- for(i = 0; i < nvgadev; i++)
- printf "extern VGAdev %sdev;\n", vgadev[i];
- printf "VGAdev* vgadev[] = {\n";
- for(i = 0; i < nvgadev; i++)
- printf "\t&%sdev,\n", vgadev[i];
- printf "\tnil,\n};\n\n";
- for(i = 0; i < nvgacur; i++)
- printf "extern VGAcur %scur;\n", vgacur[i];
- printf "VGAcur* vgacur[] = {\n";
- for(i = 0; i < nvgacur; i++)
- printf "\t&%scur,\n", vgacur[i];
- printf "\tnil,\n};\n\n";
- }
-
- if(nip){
- printf "#include \"../ip/ip.h\"\n";
- for(i = 0; i < nip; i++)
- printf "extern void %sinit(Fs*);\n", ip[i];
- printf "void (*ipprotoinit[])(Fs*) = {\n";
- for(i = 0; i < nip; i++)
- printf "\t%sinit,\n", ip[i];
- printf "\tnil,\n};\n\n";
- }
- if(nport){
- for(i = 0; i < nport; i++)
- printf "%s\n", port[i];
- printf "\n";
- }
- printf "char* conffile = \"%s/%s\";\n", pwd, ARGV[1];
- printf "ulong kerndate = KERNDATE;\n";
- exit
- }' $*
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