diff options
| author | taitep <taitep@taitep.se> | 2025-12-26 14:20:27 +0100 |
|---|---|---|
| committer | taitep <taitep@taitep.se> | 2025-12-26 14:20:27 +0100 |
| commit | 528b519ce98c21049705526442cbde1672495b49 (patch) | |
| tree | 487714ef8a58c9610da6b97d76ecd97e58b8b921 /README.md | |
| parent | 6d9efb7eb85af929f3d6c22111933bb58d1ea07e (diff) | |
(BIG CHANGE) memory handling has changed, MMIO is now a 2 level page table, misaligned access supported, addresses not internally split to page and offset immediately, all load/store instructions implemented. Might still have bugs
Diffstat (limited to 'README.md')
| -rw-r--r-- | README.md | 4 |
1 files changed, 2 insertions, 2 deletions
@@ -12,10 +12,10 @@ The emulator will load a raw binary image or static ELF executable from a file s which starts at 0x80000000 and is currently 16MiB, and start execution at the start of the image/ram or the ELF entry point. -There is also a debug out page starting at `0x00000000`-`0x00001000`. +There is also a debug out section at `0x00000000`-`0x00010000`. Anything written to it will be logged out in hex. -There is also a UART at `0x00001000`-`0x00002000`, the interface is quite simple: +There is also a UART at `0x00010000`-`0x00010002`, the interface is quite simple: - byte `0`: Data. When written, writes out the character When read, reads a character from the buffer, or 0 if empty. - byte `1`: Status. Read-only. Least significant bit is `TX_READY` and indicates whether |