| plan 9 kernel history: overview | file list | diff list |
1994/0603/pc/trap.c (diff list | history)
| 1994/0513/sys/src/9/pc/trap.c:183,189 – 1994/0603/sys/src/9/pc/trap.c:183,189 (short | long | prev | next) | ||
| 1991/0709 | * Set the 8259 as master with edge triggered * input with fully nested interrupts. | |
| 1991/0704 | */ | |
| 1994/0513 |
| |
| 1994/0603 | outb(Int0ctl, (1<<4)|(0<<3)|(1<<0)); /* ICW1 - master, edge triggered, | |
| 1994/0512 | ICW4 will be sent */ | |
| 1991/0709 | outb(Int0aux, Int0vec); /* ICW2 - interrupt vector offset */ | |
| 1991/0731 | outb(Int0aux, 0x04); /* ICW3 - have slave on level 2 */ | |