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BIOS
[2.3.224] ACPI/ASL Checkpoints (Continued)
S
TATUS
C
ODE
0x02
System is entering S2 sleep state
0x03
System is entering S3 sleep state
0x04
System is entering S4 sleep state
0x05
System is entering S5 sleep state
0x10
System is waking up from the S1 sleep state
0x20
System is waking up from the S2 sleep state
0x30
System is waking up from the S3 sleep state
0x40
System is waking up from the S4 sleep state
System has transitioned into ACPI mode. Interrupt controller
0xAC
is in APIC mode.
System has transitioned into ACPI mode. Interrupt controller
0xAA
is in APIC mode.
D
ESCRIPTION
[2.3.225] OEM-Reserved Check-
point Ranges
[2.3.226] OEM Reserved Checkpoint Ranges
S
TATUS
C
ODE
0x05
OEM SEC initialization before microcode loading
0x0A
OEM SEC initialization after microcode loading
0x1D – 0x2A
OEM pre-memory initialization codes
0x3F – 0x4E
OEM PEI post memory initialization codes
0x80 – 0x8F
OEM DXE initialization codes
0xC0 – 0xCF OEM BDS initialization codes
2-65
OEM-R
C
R
ESERVED
HECKPOINT
ANGES
D
ESCRIPTION
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