98 lines
2.4 KiB
Plaintext
98 lines
2.4 KiB
Plaintext
Set DEST "{1}"
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Set DEST_X "{TempFolder}LinkedPowerROM.x"
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Shift
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Echo "Hello from LinkPowerROM, the 21st-century PowerMac ROM linker"
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Echo "DEST = {DEST}"
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Set CTOOL "{0}".tool
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Echo "Assuming that {CTOOL} is compiled"
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Set CurOffset 0 # contains a decimal number throughout
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Set LinkList "" # contains space-separated quoted xcoff filenames
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Set CksumOffset 0x30d000 # a good default
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Echo "{#} arguments..."
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Loop
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If !{#}
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Break
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End
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Echo ------------------------------
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Echo "ARG '{1}'"
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If "{1}" =~ /[0-9]+/ || "{1}" =~ /0x[0-9a-f]+/
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Echo "Move to offset."
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Set NewOffset `Evaluate "{1}"`
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If {NewOffset} ¶< {CurOffset}
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Echo "{0} failed: cannot pad to offset {NewOffset} because we are already past it!" >> Dev:Stderr
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Exit 1
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Else If {NewOffset} ¶> {CurOffset}
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Set Delta `Evaluate {NewOffset} - {CurOffset}`
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Set F "Zeros_{Delta}.s"
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Echo "Create {F}"
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Set F "{TempFolder}{F}"
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Echo " DCB.B {Delta}, 0" > "{F}"
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PPCAsm "{F}"
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Set LinkList "{LinkList} '{F}.o'"
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Set CurOffset {NewOffset}
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End
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Else If "{1}" =~ /([A-Za-z0-9]+)¨1:/
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Echo "Insert label for linker."
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Set Label {¨1}
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Set F "{TempFolder}Label_{Label}.s"
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Echo " EXPORT {Label}" > "{F}"
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Echo "{Label}:" >> "{F}"
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PPCAsm "{F}"
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Set LinkList "{LinkList} '{F}.o'"
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Else If "{1}" == CHECKSUM
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Echo "Put the ConfigInfo checksum here."
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Set CksumOffset {CurOffset}
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Else
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Echo "Link this file."
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Set F "{1}"
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# Convert to an xcoff if necessary
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If "{F}" !~ /Å.x/
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Echo "Converting to xcoff first."
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Set NewPath "`Echo {F} | StreamEdit -d -e '/(Å:)*([Â:]*)¨1/ print ¨1'`.x"
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Echo "Temporary file {NewPath}"
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Set NewPath "{TempFolder}{NewPath}"
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"{CTOOL}" tox "{F}" "{NewPath}"
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Set F "{NewPath}"
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End
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Set LinkList "{LinkList} '{F}'"
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Set TextLen `DumpXCOFF -do h "{F}" | StreamEdit -d -e '/s_nameŶ".(Å)¨1¶"/ Set CurSec ¨1' -e '/s_sizeŶ((Å)¨1¶)/ Print CurSec " " ¨1' | StreamEdit -d -e '/text (Å)¨1/ Print ¨1'`
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Echo -n "File size = "; Evaluate -h {TextLen}
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Set CurOffset `Evaluate {CurOffset} + {TextLen}`
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End
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Echo -n "CurOffset = "; Evaluate -h {CurOffset}
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Shift
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End
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Echo ------------------------------
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Echo "Running PPCLink..."
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PPCLink -xm library -codestart 0 -warn -o "{DEST_X}" {LinkList}
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Echo "Dumping temp xcoff to DEST..."
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"{CTOOL}" fromx "{DEST_X}" "{DEST}"
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Echo "Checksumming DEST..."
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"{CTOOL}" cksum "{DEST}" {CksumOffset}
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Echo "All done."
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