28 lines
767 B
Bash
Executable File
28 lines
767 B
Bash
Executable File
#!/bin/sh
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# Step: Combine BIOS chip images into a single ROM
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step_combine_bios() {
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section "Combine BIOS Images"
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cd "$WORK_DIR" || return 1
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info "Combining 8MB (bottom) + 4MB (top) into a single 12MB ROM..."
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run_cmd "cat 8mb_backup1.bin 4mb_backup1.bin > t440p-original.rom" || return 1
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_size=$(wc -c < t440p-original.rom)
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info "Combined ROM size: $_size bytes"
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if [ "$_size" -eq "$SIZE_12MB" ]; then
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success "ROM size correct (12MB)."
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else
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warn "ROM size is not 12MB ($_size bytes). This may indicate an issue."
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if ! prompt_yes_no "Continue anyway?"; then
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return 1
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fi
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fi
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success "Original BIOS saved: $WORK_DIR/t440p-original.rom"
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echo ""
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warn "Keep this file safe! You will need it if you ever want to revert."
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}
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