Sun Microsystems SUN STOREDGETM 5310 NAS User Manual
Page 79
Chapter 2
NAS Head
2-33
2Ah
G
Off
A
Off
Go to Big Real mode.
2Ch
G
G
R
Off
Decompress INT13 module.
2Eh
G
G
A
Off
Keyboard controller test: the keyboard controller input buffer is
free. Next, the BAT command will be issued to the keyboard
controller.
30h
Off
Off
R
R
Swap keyboard and mouse ports, if needed.
32h
Off
Off
A
R
Write command byte 8042: the initialization after the keyboard
controller BAT command test is done. The keyboard command
byte will be written next.
34h
Off
G
R
R
Keyboard Init: the keyboard controller command byte is written.
Next, the pin 23 and 24 blocking and unblocking commands will
be issued.
36h
Off
G
A
R
Disable and initialize the 8259 programmable interrupt controller.
38h
G
Off
R
R
Detect configuration mode, such as CMOS clear.
3Ah
G
Off
A
R
Chipset initialization before CMOS initialization.
3Ch
G
G
R
R
Init system timer: the 8254 timer test is over. Starting the legacy
memory refresh test next.
3Eh
G
G
A
R
Check refresh toggle: the memory refresh line is toggling.
Checking the 15 second on/off time next.
40h
Off
R
Off
Off
Calculate CPU speed.
42h
Off
R
G
Off
Init interrupt vectors: interrupt vector initialization is done.
44h
Off
A
Off
Off
Enable USB controller in chipset.
46h
Off
A
G
Off
Initialize SMM handler. Initialize USB emulation.
48h
G
R
Off
Off
Validate NVRAM areas. Restore from backup if corrupted.
4Ah
G
R
G
Off
Load defaults in CMOS RAM if bad checksum or CMOS clear
jumper is detected.
4Ch
G
A
Off
Off
Validate date and time in RTC.
4Eh
G
A
G
Off
Determine number of microcode patches present.
50h
Off
R
Off
R
Load microcode to all CPUs.
52h
Off
R
G
R
Scan SMBIOS GPNV areas.
54h
Off
A
Off
R
Early extended memory tests.
56h
Off
A
G
R
Disable DMA.
58h
G
R
Off
R
Disable video controller.
TABLE 2-16
POST Progress LED Code Table (Port 80h Codes) (Continued)
POST
Code
Diagnostic LED Decoder
(G = green, R = red, A = amber)
Description