3Ch
Test 8254
3Dh
Reserved
3Eh
Test 8259 interrupt mask bits for channel 1.
3Fh
Reserved
40h
Test 8259 interrupt mask bits for channel 2.
41h
Reserved
42h
Reserved
43h
Test 8259 functionality.
44h
Reserved
45h
Reserved
46h
Reserved
47h
Initialize EISA slot
48h
Reserved
49h
1. Calculate total memory by testing the last double
word of each 64K page.
2. Program write allocation for AMD K5 CPU.
4Ah
Reserved
4Bh
Reserved
4Ch
Reserved
4Dh
Reserved
4Eh
1. Program MTRR of M1 CPU
2. Initialize L2 cache for P6 class CPU & program
CPU with proper cacheable range.
3. Initialize the APIC for P6 class CPU.
4. On MP platform, adjust the cacheable range to smaller
one in case the cacheable ranges between each CPU
are not identical.
4Fh
Reserved
50h
Initialize USB Keyboard & Mouse.
51h
Reserved
52h
Test all memory (clear all extended memory to 0)
53h
Clear password according to H/W jumper (Optional)
54h
Reserved
55h
Display number of processors (multi-processor platform)
56h
Reserved
3304280 User's Manual
55
Содержание 3304280
Страница 1: ...User s Manual 3304280 ...
Страница 9: ...Board Image 3304280 User s Manual 9 ...