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Diffstat (limited to 'c/src/lib/libcpu/mips/ChangeLog')
| -rw-r--r-- | c/src/lib/libcpu/mips/ChangeLog | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/c/src/lib/libcpu/mips/ChangeLog b/c/src/lib/libcpu/mips/ChangeLog index 30122d2cf2..73b3d3b4f1 100644 --- a/c/src/lib/libcpu/mips/ChangeLog +++ b/c/src/lib/libcpu/mips/ChangeLog @@ -1,3 +1,19 @@ +2001-02-01 Greg Menke <gregory.menke@gsfc.nasa.gov> + + * Lots of tinkering and tuning as part of improving interrupt latency + and improving the per-task interrupt level control and FP mask handling. + With these modifications interrupt latency was measured at a worst-case + of 100us, average below 60 us on a 12 Mhz R3000 class CPU with 50 + RTEMS tasks in the application. + * mongoosev/README: Updated. + * mongoosev/include/mongoose-v.h: Masks modified. + * mongoosev/vectorisrs/vectorisrs.c: Significant overhaul to address + software prioritization of interrupts. If a higher priority interrupt + occurs while we are looking for new interrupts, we will reinitiate the + scan of all interrupts. + * shared/interrupts/vectorexceptions.c: Removed warning and deleted + blank lines. + 2002-01-03 Ralf Corsepius <corsepiu@faw.uni-ulm.de> * mongoosev/vectorisrs/vectorisrs.c: Include rtems/bspIo.h instead of bspIo.h. |