TSEC: Difference between revisions
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==== SP ==== | ==== SP ==== | ||
This is a SPR (special purpose register) that holds the current stack pointer. | This is a SPR (special purpose register) that holds the current stack pointer. Only bits 0 to 15 are used. | ||
==== PC ==== | ==== PC ==== | ||
This is a SPR (special purpose register) that holds the current program counter. | This is a SPR (special purpose register) that holds the current program counter. Only bits 0 to 15 are used. | ||
==== IMB ==== | ==== IMB ==== | ||
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! Description | ! Description | ||
|- | |- | ||
| 0- | | 0-19 || Exception PC | ||
|- | |- | ||
| 20-23 || Exception cause | | 20-23 || Exception cause | ||