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| author | Test_User <hax@andrewyu.org> | 2022-10-08 21:21:52 -0400 |
|---|---|---|
| committer | Test_User <hax@andrewyu.org> | 2022-10-08 21:21:52 -0400 |
| commit | 727cda594d942f310180cda48ae04c5e3ee9a0ff (patch) | |
| tree | 2ac6bc8653a2f8d2ec9977cfc13d9c6f9dbc0dde /cpu/registers/interrupt-related.txt | |
| parent | 1e3383b8be6788888451a7938df651d730ce34a8 (diff) | |
| download | specification-727cda594d942f310180cda48ae04c5e3ee9a0ff.tar.gz specification-727cda594d942f310180cda48ae04c5e3ee9a0ff.zip | |
added basics for exceptions (incomplete)
Diffstat (limited to '')
| -rw-r--r-- | cpu/registers/interrupt-related.txt | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/cpu/registers/interrupt-related.txt b/cpu/registers/interrupt-related.txt new file mode 100644 index 0000000..dd4b0b8 --- /dev/null +++ b/cpu/registers/interrupt-related.txt @@ -0,0 +1,17 @@ +OIPH (Old Instruction Pointer [Hardware]) + Used to store the old IP when hardware interrupts occur + +OPRH (Old Privilege Register [Hardware]) + Used to store the old PR when hardware interrupts occur + +OIPE (Old Instruction Pointer [Exception]) + Used to store the old IP when (non-double) exceptions occur + +OPRE (Old Privilege Register [Exception]) + Used to store the old PR when (non-double) exceptions occur + +OIPDE (Old Instriction Pointer [Double Exception]) + Used to store the old IP when double exceptions occur + +OPRDE (Old Privilege Register [Double Exception]) + Used to store the old PR when double exceptions occur |