48 lines
1.7 KiB
Bash
Executable File
48 lines
1.7 KiB
Bash
Executable File
#!/bin/bash
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source config.sh $@
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if test -f backups/flash_backup_$TARGET.bin; then
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echo "Already have a backup in backups/flash_backup_$TARGET.bin, refusing to overwrite."
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exit 1
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fi
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echo "Make sure your Game & Watch is turned on and in the time screen. Press return when ready!"
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read -n 1
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echo "Attempting to dump flash using adapter ${ADAPTER}."
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echo "Running OpenOCD... (This can take up to a few minutes.)"
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if ! ${OPENOCD} \
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-f "openocd/target_${TARGET}.cfg" \
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-f "openocd/interface_${ADAPTER}.cfg" \
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-f "openocd/flash.cfg" >> logs/2_openocd.log 2>&1; then
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echo "Failed to dump SPI flash from device. Verify debug connection and try again."
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exit 1
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fi
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echo "Validating ITCM dump..."
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if ! shasum --check shasums/itcm_backup_${TARGET}.bin.sha1 >/dev/null 2>&1; then
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echo "Failed to correctly dump ITCM. Restart Game & Watch and try again."
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exit 1
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fi
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echo "Extracting checksummed part..."
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echo dd if=backups/flash_backup_${TARGET}.bin of=backups/flash_backup_checksummed_${TARGET}.bin bs=16 skip=${SPIFLASH_SKIP_16} count=${SPIFLASH_COUNT_16}
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if ! dd if=backups/flash_backup_${TARGET}.bin of=backups/flash_backup_checksummed_${TARGET}.bin bs=16 skip=${SPIFLASH_SKIP_16} count=${SPIFLASH_COUNT_16} >/dev/null 2>&1; then
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echo "Failed to access flash_backup_${TARGET}.bin"
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echo "Verify openocd works correctly"
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exit 1
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fi
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echo "Validating checksum..."
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if ! shasum --check shasums/flash_backup_checksummed_${TARGET}.bin.sha1 >/dev/null 2>&1; then
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echo "Failed to verify checksum of the external flash. Try again."
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exit 1
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fi
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rm -f backups/flash_backup_checksummed_${TARGET}.bin
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echo "Looks good! Successfully backed up the (encrypted) SPI flash to backups/flash_backup_${TARGET}.bin!"
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