(void*)(uintptr)0xb01dfacedebac1eULL
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"the OS lies about where a page fault came from, so shenanigans" ok
On the gameboy most games have a memory bank controller. Rather than having one byte of memory mapped I/O to control it, you set RAM vs ROM mode by trying to write to one section of ROM and select a bank by writing to another section of ROM. The MBC intercepts the page fault
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I'm pretty sure OS's are just required to be horrifying
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fun fact: I keep considering writing a physical and virtual memory emulator in JS for "demonstration purposes" like you could quite easily do something in JS to generate "structs" whose get/setters delegate to reading out of a UInt8Array
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I'd be lying if I said I knew what this means
Thanks. Twitter will use this to make your timeline better. UndoUndo
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