Kontron cPCI-MXS64, Техническое справочное руководство

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cPCI-MXS64 Technical Reference Manual
F-4
POST Codes (continued)
POST #
Designation Description
0C
Initialize Keyboard 1. Open Xilinx I/O Port
location to x90h (X=1,2 or
3) inside the chipset (if
necessary). Boot Block 1
st
: Verify BIOS
checksum.
2. Disable (if necessary).
Thermal Management.
3. Disable (if necessary)
Ethernet Chip.Set IDE
Detect counter to 0.
4. Set CD-ROM found
variable to 0.
5. Initialize zone 40:0h for the
keyboard buffer.
Boot Block in EMERGENCY 2
nd
: Init. vector 00h through 77h.
0D
Initialize Video Interface
& Chipset 1. On M1 set the cache for
the memory installed.
2. On PCI, do a PCI ROM
init.
3. On P6, Init. Apic.
4. Init. Chipset.
5. Turn ON CPU Cache.
6. Set Maximum Speed.
7. Measure CPU Clock
Speed.
8. Restore Speed.
9. Turn Off CPU Cache.
10. Early Video Shadow.
11. Read CMOS location 14h
to find out type of video to
use. Detect and initialize
Video Adapter.
12. Init. T380 if necessary.
Boot Block in EMERGENCY:
Try to init. Video Card…
0E
Test Video Memory 1. If CGA or MONO, test video memory.
2. Beep the speaker.
3. Show the LOGO.
4. Install VT100 driver if necessary.
5. Write sign-on message to screen.
6. Write Copyright message to screen.
7. Write Evaluation message to screen.
8. Show CPU type and speed.
0F
Test DMA Controller 0 Test DMA Controller 0.
10
Test DMA Controller 1 Test DMA Controller 1.
11
Test DMA Page Registers Test DMA Page Registers.
12
Reserved Reserved for 8254 Counter 0 - Not implemented.
13
Reserved Reserved for 8254 Counter 1 - Not implemented.
14
Test Timer Counter 2 Test 8254 Timer 0 Counter 2.
15
PIC Test 8259-1 mask bits Verify 8259 Channel 1 masked interrupts by alternately turning off
and on the interrupt lines.
16
PIC Test 8259-2 mask bits Verify 8259 Channel 1 masked interrupts by alternately turning off
and on the interrupt lines.