opencode.energia.arti.ee
1dc99443b7
Fetch and verify the four MAME indy_4610 PROM dumps, wrap the newest dump in an ELF32 BE MIPS image for Ghidra/REA, and record the resulting structural map: image layout, exception vector table, boot flow, function anchors and firmware feature clusters.
40 lines
1.2 KiB
Bash
Executable File
40 lines
1.2 KiB
Bash
Executable File
#!/usr/bin/env bash
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# Fetch the MAME 0.236 SGI Indy (IP24) PROM set and verify every dump.
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#
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# The four images are the complete ROM set for MAME's indy_4610 machine.
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# SHA-1 values come from MAME's src/mame/sgi/indy_indigo2.cpp ROM definitions.
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set -euo pipefail
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ROOT="$(cd "$(dirname "${BASH_SOURCE[0]}")/.." && pwd)"
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DEST="${ROOT}/roms"
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WORK="$(mktemp -d)"
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trap 'rm -rf "${WORK}"' EXIT
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URL="https://archive.org/download/mame-0.236-roms-split/MAME%200.236%20ROMs%20%28split%29/indy_4610.zip"
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mkdir -p "${DEST}"
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echo "Downloading ${URL}"
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curl -fSL --retry 3 -o "${WORK}/indy_4610.zip" "${URL}"
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unzip -q -o "${WORK}/indy_4610.zip" -d "${DEST}"
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declare -A SHA1=(
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[ip24prom.070-9101-005.bin]=28b769b28218a1fcd0400dceef9a284dcfbdda5b
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[ip24prom.070-9101-007.bin]=ade54cd2ecb7064957f8602894f05685e2f4e8fb
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[ip24prom.070-9101-008.bin]=a752a4aef7e2c6086b8b0244e9f064861a11870f
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[ip24prom.070-9101-011.bin]=ac663a4db68528e400487e98cbf901f620fb30ce
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)
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status=0
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for name in "${!SHA1[@]}"; do
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got="$(sha1sum "${DEST}/${name}" | cut -d' ' -f1)"
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if [[ "${got}" == "${SHA1[${name}]}" ]]; then
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printf 'ok %s %s\n' "${got}" "${name}"
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else
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printf 'FAIL %s %s (expected %s)\n' "${got}" "${name}" "${SHA1[${name}]}" >&2
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status=1
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fi
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done
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exit "${status}"
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