CHAINTECH 7NJS Ultra User Manual page 86

Digidoc 80-Port POST Error Code List
POST (hex)
14
16
18
1B
1D
1F
21
23
27
29
80
Program chipset default values into chipset. Chipset
default values are MODBINable by OEM customers.
Initial Early_Init_Onboard_Generator switch.
Detect CPU information including brand, SMI type (Cyrix
or Intel) and CPU level (586 or 686).
Initial interrupts vector table. If no special specified, all
H/W interrupts are directed to SPURIOUS_INT_HDLR &
S/W interrupts to SPURIOUS_soft_HDLR.
Initial EARLY_PM_INIT switch.
Load keyboard matrix (notebook platform).
HPM initialization (notebook platform)
1. Check validity of RTC value: e.g. a value of 5Ah is an
invalid value for RTC minute.
2. Load CMOS settings into BIOS stack. If CMOS
checksum fails, use default value instead.
3. Prepare BIOS resource map for PCI & PnP use. If ESCD
is valid, take into consideration of the ESCD's legacy
information.
4. Onboard clock
respective clock resource to empty PCI & DIMM
slots.
5. Early PCI initialization:
- Enumerate PCI bus number.
- Assign memory & I/O resource.
- Search for a valid VGA device & VGA BIOS, and put
it into C000:0.
Initialize INT 09 buffer.
1. Program CPU internal MTRR (P6 & PII) for 0-640K
memory address.
2. Initialize the APIC for Pentium class CPU.
3. Program early chipset according to CMOS setup.
Example: onboard IDE controller.
4. Measure CPU speed.
5. Invoke video BIOS.
Description
generator initialization. Disable