FreeBSD/Linux Kernel Cross Reference
sys/port/mkdevc
1 #!/bin/rc
2
3 awk -v 'objtype='$objtype -v 'pwd='`{pwd} '
4 BEGIN{
5 if(ARGC < 2)
6 exit
7 }
8
9 /^[ \t]*$/{
10 next;
11 }
12 /^#/{
13 next;
14 }
15 collect && /^[^ \t]/{
16 collect = 0;
17 }
18 collect && 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 }
33 collect && section ~ "ip"{
34 ip[nip++] = $1;
35 }
36 collect && section ~ "link"{
37 link[nlink++] = $1;
38 }
39 collect && 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
62 collect && section ~ "port"{
63 sub(/^[ \t]*/, "");
64 port[nport++] = $0;
65 }
66 $0 ~ /^[^ \t]/{
67 if($0 ~ "(bootdir|dev|ip|link|misc|port)"){
68 section = $0;
69 collect = 1;
70 }
71 next;
72 }
73
74 END{
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 }' $*
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