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POST (hex)
Description
2Dh
1. Initialize multi-language
1. Put information on screen display, including Award title,
2Eh
Reserved
2Fh
Reserved
30h
Reserved
31h
Reserved
32h
Reserved
33h
Reset keyboard except Winbond 977 series Super I/O chips.
34h
Reserved
35h
Reserved
36h
Reserved
37h
Reserved
38h
Reserved
39h
Reserved
3Ah
Reserved
3Bh
Reserved
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
2. Program writes 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
3. Initialize the APIC for P6 class CPU.
4. On MP platform, adjust the cacheable range to smaller one
4Fh
Reserved
50h
Initialize USB
CPU type, CPU speed ... .
each 64K page.
proper cacheable range.
in case the cacheable ranges between each CPU are not
identical.
ECM-5716 Series User' s Manual 113
ECM-5716 Series
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