Intel E3815 FH8065301567411 데이터 시트
제품 코드
FH8065301567411
Intel
®
Atom™ Processor E3800 Product Family
3188
Datasheet
23.6.2
Device Command; Primary Status (CMD_PSTS)—Offset 4h
Access Method
Default: 00100000h
Type:
PCI Configuration Register
(Size: 32 bits)
CMD_PSTS:
Power Well:
Core
31
28
24
20
16
12
8
4
0
0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
DPE
SSE
RMA
RT
A
ST
A
PD
TS
DPD
PFBC
RSV
D
PC
6
6
CLI
S
T
IS
RS
VD_1
RS
VD_2
ID
FB
E
SE
E
WC
C
PE
R
E
VG
A_P
S
E
MWIE
SCE
BME
MSE
IOSE
Bit
Range
Default &
Access
Description
31
0b
RW/C
DPE Detected Parity Error (DPE):
Set when the root port receives a command or
data from the backbone with a parity error. This is set even if CMD.PERE is not set.
30
0b
RW/C
Signaled System Error (SSE):
Set when the root port signals a system error to the
internal SERR# logic.
29
0b
RW/C
Received Master Abort (RMA):
Set when the root port receives a completion with
unsupported request status from the backbone.
28
0b
RW/C
Received Target Abort (RTA):
Set when the root port receives a completion with
completer abort from the backbone.
27
0b
RW/C
Signaled Target Abort (STA):
Set whenever the root port forwards a target abort
received from the downstream device onto the backbone.
26:25
00b
RO
Primary DEVSEL# Timing Status (PDTS):
Reserved per PCI-Express spec
24
0b
RW/C
Master Data Parity Error Detected (DPD):
Set when the root port receives a
completion with a data parity error on the backbone and CMD.PERE is set.
23
0b
RO
Primary Fast Back to Back Capable (PFBC):
Reserved per PCI-Express spec.
22
0b
RO
Reserved (RSVD):
Reserved
21
0b
RO
Primary 66 MHz Capable (PC66):
Reserved per PCI-Express spec.
20
1b
RO
Capabilities List (CLIST):
Indicates the presence of a capabilities list.
19
0b
RO/V
Interrupt Status (IS):
Indicates status of hot plug and power management interrupts
on the root port that result in INTx# message generation. This bit is not set if MSI is
enabled. If MSI is not enabled, this bit is set regardless of the state of CMD.ID.
18:16
000b
RO
Reserved (RSVD_1):
Reserved
15:11
00h
RO
Reserved (RSVD_2):
Reserved