Nexcom MAXI 6560 User Manual page 64

MAXI 6560 Series User's Guide
C0
C1
C3
C5
01-02
03
04
05
06
07
BE
09
0A
a This POST code is for boot block
BIOS Setup
1. Turn off OEM specific cache, shadow...
2. Initialize all the standard devices with default values standard devices
includes:
-DMA controller (8237)
-Programmable Interrupt Controller (8259)
-Programmable Interval Timer (8254)
-RTC chip
Auto-detection of onboard DRAM & Cache
1. Test system BIOS checksum
2. Test the first 256K DRAM
3. Expand the compressed codes into temporary DRAM area including the
compressed System BIOS & Option ROMs
Copy the BIOS from ROM into E0000-FFFFF shadow RAM so that POST will
go faster
Reserved
Initialize EISA registers (EISA BIOS only)
Reserved
1. Keyboard Controller Self-Test
2. Enable Keyboard Interface
Reserved
Verifies CMOS's basic R/W functionality
Program defaults values into chipset according to the MODBINable Chipset
Default Table
1. Program the configuration register of Cyrix CPU according to the
MODBINable Cyrix Register Table
2. OEM specific cache initialization (if needed)
1. Initialize the first 32 interrupt vectors with corresponding Interrupt handlers
Initialize INT no from 33-120 with Dummy(Suprious)
Interrupt Handler
2. Issue CPUID instruction to identify CPU type
3. Early Power Management initialization (OEM specific)
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