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26 lines
520 B
Bash
Executable file
26 lines
520 B
Bash
Executable file
#!/bin/sh -eu
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#
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# usage: gen_pnpids.sh < pnp.ids > pnpids.c
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gen_pnps()
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{
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while read -r id vendor; do
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[ "${#id}" = 3 ] || exit 1
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printf "\tcase PNP_ID('%c', '%c', '%c'): return \"%s\";\n" \
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"$id" "${id#?}" "${id#??}" "$vendor"
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done
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}
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cat << EOF
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#include "backend/drm/util.h"
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#define PNP_ID(a, b, c) ((a & 0x1f) << 10) | ((b & 0x1f) << 5) | (c & 0x1f)
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const char *get_pnp_manufacturer(const char code[static 3]) {
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switch (PNP_ID(code[0], code[1], code[2])) {
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$(gen_pnps)
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}
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return NULL;
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}
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#undef PNP_ID
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EOF
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