189 lines
7.1 KiB
Awk
189 lines
7.1 KiB
Awk
# PCI Header script
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#
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# Copyright 2006, Haiku.
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# Distributed under the terms of the MIT License.
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#
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# Authors:
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# John Drinkwater, john@nextraweb.com
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#
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# Use with http://pciids.sourceforge.net/pci.ids
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# run as: awk -v HEADERFILE=pcihdr.h -f pci-header.awk pci.ids
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BEGIN {
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# field separator, defining because user could have overridden
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FS = " "
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# Pass this in from outside with -v HEADERFILE=filenametouse
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# we require pcihdr.h for our system
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ofile = HEADERFILE
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# possibly use this in the future
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cleanvalues = "[^A-Za-z0-9{}\"'&@?!*.,:;+<> \\t\\/_\\[\\]=#()-]"
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# ToDo: currently IDs aren't checked, we dumbly assume the source is clean
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# descriptive output header
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print "#if 0" > ofile
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print "#\tPCIHDR.H: PCI Vendors, Devices, and Class Type information\n#" > ofile
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print "#\tGenerated by pci-header.awk, source data from the following URI:\n#\thttp://pciids.sourceforge.net/pci.ids\n#" > ofile
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print "#\tHeader created on " strftime( "%A, %d %b %Y %H:%M:%S %Z", systime() ) > ofile
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print "#endif" > ofile
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# and we start with vendors..
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print "\ntypedef struct _PCI_VENTABLE\n{\n\tunsigned short\tVenId ;\n\tconst char *\tVenFull ;\n\tconst char *\tVenShort ;\n} PCI_VENTABLE, *PPCI_VENTABLE ;\n" > ofile
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print "PCI_VENTABLE\tPciVenTable [] =\n{" > ofile
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}
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# matches vendor - starts with an id as first thing on the line
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# because this occurs first in the header file, we output it without worry
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/^[[:xdigit:]][[:xdigit:]][[:xdigit:]][[:xdigit:]] / {
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if ( vendorcount++ > 0 ) {
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formatting = ",\n"
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} else {
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formatting = ""
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}
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# store vendor ID for possible devices afterwards
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vendorid = $1
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vendor = substr($0, 7)
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gsub( /\"/, "&&", vendor )
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printf formatting "\t{ 0x" vendorid ", \"" vendor "\", \"\" }" > ofile
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}
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# matches device
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/^\t[[:xdigit:]][[:xdigit:]][[:xdigit:]][[:xdigit:]] / {
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device = substr($0, 8)
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gsub( /\\/, "&&", device )
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gsub( /\"/, "&&", device )
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# store device ID for possible devices afterwards
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deviceid = $1
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devicecount++
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devices[devicecount, 1] = vendorid
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devices[devicecount, 2] = $1
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devices[devicecount, 3] = 0
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devices[devicecount, 4] = 0
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devices[devicecount, 5] = device
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}
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# matches subvendor device
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/^\t\t[[:xdigit:]][[:xdigit:]][[:xdigit:]][[:xdigit:]] / {
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device = substr($0, 14)
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gsub( /\"/, "\\\"", device )
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devicecount++
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devices[devicecount, 1] = vendorid
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devices[devicecount, 2] = deviceid
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devices[devicecount, 3] = $1
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devices[devicecount, 4] = $2
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devices[devicecount, 5] = device
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}
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# match device class - store data for later
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/^C [[:xdigit:]][[:xdigit:]] / {
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class = $2
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classname = substr($0, 7)
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gsub( /\"/, "\\\"", classname )
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}
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# match subclass, use device class data captured earlier, and output
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/^\t[[:xdigit:]][[:xdigit:]] / {
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subclass = $1
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subclassname = substr($0, 6)
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gsub( /\"/, "\\\"", subclassname )
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classcount++
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classes[classcount, 1] = class
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classes[classcount, 2] = subclass
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classes[classcount, 3] = "00"
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classes[classcount, 4] = classname
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classes[classcount, 5] = subclassname
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classes[classcount, 6] = ""
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}
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# match programming interface
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/^\t\t[[:xdigit:]][[:xdigit:]] / {
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proginterface = $1
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proginterfacename = substr($0, 7)
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gsub( /\"/, "\\\"", proginterfacename )
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classcount++
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classes[classcount, 1] = class
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classes[classcount, 2] = subclass
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classes[classcount, 3] = proginterface
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classes[classcount, 4] = classname
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classes[classcount, 5] = subclassname
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classes[classcount, 6] = proginterfacename
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}
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# We've processed the file, now output.
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END {
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print "\n};\n\n// Use this value for loop control during searching:\n#define\tPCI_VENTABLE_LEN\t(sizeof(PciVenTable)/sizeof(PCI_VENTABLE))\n" > ofile
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if ( devicecount > 0 ) {
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print "typedef struct _PCI_DEVTABLE\n{\n\tunsigned short VenId ;\n\tunsigned short DevId ;\n\tunsigned short\tSubVenId ;\n\tunsigned short\tSubDevId ;\n\tconst char *\tChipDesc ;\n} PCI_DEVTABLE, *PPCI_DEVTABLE ;\n" > ofile
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print "PCI_DEVTABLE\tPciDevTable [] =\n{" > ofile
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for (i = 1; i <= devicecount; i++) {
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if (i != 1) {
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formatting = ",\n"
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} else {
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formatting = ""
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}
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printf formatting "\t{ 0x" devices[i, 1] ", 0x" devices[i, 2] ", 0x" devices[i, 3] ", 0x" devices[i, 4] ", \"" devices[i, 5] "\" }" > ofile
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}
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print "\n} ;\n\n// Use this value for loop control during searching:\n#define PCI_DEVTABLE_LEN (sizeof(PciDevTable)/sizeof(PCI_DEVTABLE))\n" > ofile
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}
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if ( classcount > 0 ) {
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print "typedef struct _PCI_CLASSCODETABLE\n{\n\tunsigned char BaseClass ;\n\tunsigned char SubClass ;\n\tunsigned char ProgIf ;" > ofile
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print "\tconst char *\t\tBaseDesc ;\n\tconst char *\t\tSubDesc ;\n\tconst char *\t\tProgDesc ;\n} PCI_CLASSCODETABLE, *PPCI_CLASSCODETABLE ;\n" > ofile
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print "PCI_CLASSCODETABLE PciClassCodeTable [] =\n{" > ofile
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currentclass = classes[1, 1]
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for (i = 1; i <= classcount; i++) {
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if (i != 1) {
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formatting = ",\n"
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} else {
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formatting = ""
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}
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# pretty print separate classes
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if ( currentclass != classes[i, 1] ) {
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formatting = formatting "\n"
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currentclass = classes[i, 1]
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}
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# if the next item has the same details, we know we're to skip ourselves
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# this is because the programming interface name needs to be used, and we dont have it ourselves
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if ( ( classes[i, 1] != classes[i+1, 1] ) || ( classes[i, 2] != classes[i+1, 2] ) || ( classes[i, 3] != classes[i+1, 3] ) ) {
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printf formatting "\t{ 0x" classes[i, 1] ", 0x" classes[i, 2] ", 0x" classes[i, 3] ", \"" classes[i, 4] "\", \"" classes[i, 5] "\", \"" classes[i, 6] "\" }" > ofile
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}
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}
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print "\n} ;\n\n// Use this value for loop control during searching:\n#define PCI_CLASSCODETABLE_LEN (sizeof(PciClassCodeTable)/sizeof(PCI_CLASSCODETABLE))\n" > ofile
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}
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# this is rather ugly, maybe we should include this in a seperate file, and pull it in ?
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print "const char *\tPciCommandFlags [] =\n{\n\t\"I/O Access\",\n\t\"Memory Access\",\n\t\"Bus Mastering\",\n\t\"Special Cycles\",\n\t\"Memory Write & Invalidate\",\n\t\"Palette Snoop\",\n\t\"Parity Errors\",\n\t\"Wait Cycles\",\n\t\"System Errors\",\n\t\"Fast Back-To-Back\",\n\t\"Reserved 10\",\n\t\"Reserved 11\",\n\t\"Reserved 12\",\n\t\"Reserved 13\",\n\t\"Reserved 14\",\n\t\"Reserved 15\"\n} ;\n" > ofile
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print "// Use this value for loop control during searching:\n#define PCI_COMMANDFLAGS_LEN (sizeof(PciCommandFlags)/sizeof(char *))\n" > ofile
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print "const char *\tPciStatusFlags [] =\n{\n\t\"Reserved 0\",\n\t\"Reserved 1\",\n\t\"Reserved 2\",\n\t\"Reserved 3\",\n\t\"Reserved 4\",\n\t\"66 MHz Capable\",\n\t\"User-Defined Features\",\n\t\"Fast Back-To-Back\",\n\t\"Data Parity Reported\",\n\t\"\",\n\t\"\",\n\t\"Signalled Target Abort\",\n\t\"Received Target Abort\",\n\t\"Received Master Abort\",\n\t\"Signalled System Error\",\n\t\"Detected Parity Error\"\n} ;\n" > ofile
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print "// Use this value for loop control during searching:\n#define PCI_STATUSFLAGS_LEN (sizeof(PciStatusFlags)/sizeof(char *))\n" > ofile
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print "const char *\tPciDevSelFlags [] =\n{\n\t\"Fast Devsel Speed\",\n\t\"Medium Devsel Speed\",\n\t\"Slow Devsel Speed\",\n\t\"Reserved 9&10\"\n} ;\n" > ofile
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print "// Use this value for loop control during searching:\n#define PCI_DEVSELFLAGS_LEN (sizeof(PciDevSelFlags)/sizeof(char *))\n\n" > ofile
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close(ofile)
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}
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