diff options
Diffstat (limited to 'TODO')
| -rw-r--r-- | TODO | 9 |
1 files changed, 3 insertions, 6 deletions
@@ -3,10 +3,9 @@ Split rombios32.c up into multiple files. Review changes committed to coreboot, virtualbox, qemu, kvm, and bochs cvs tip. -Alter ISRs so that they do not enable irqs. Only call out to other -bios functions after minimizing stack usage. - -Try to write a script to analyze stack usage of 16bit code. +Look into ways to reduce stack usage. Alter ISRs so that they do not +enable irqs. Only call out to other bios functions after minimizing +stack usage. Audit all sti/cli calls. Audit all call16 calls to make sure flags is setup properly with respect to irqs. @@ -14,8 +13,6 @@ setup properly with respect to irqs. Audit statements where a 32bit intermediary changes meaning of a 16bit comparison. -Look into ways to reduce stack usage. - Code assumes ebda segment is static - it doesn't read 0x40e. The __call16 code does a long jump to the interrupt trampolines - this |