Preliminary
Registers
www.ti.com
13.4.10 Message Signaled Interrupts Registers
Table 13-139. Message Signaled Interrupts Registers
Offset
Acronym
Section
0h
MSI_CAP
4h
MSI_LOW32
8h
MSI_UP32
Ch
MSI_DATA
13.4.10.1 MSI_CAP Register
Figure 13-131. MSI_CAP Register
31
24
23
22
20
19
17
16
Reserved
64BIT_EN
MULT_MSG_EN
MULT_MSG_CAP
MSI_EN
R-0
R-1
R/W-0
R-0
R/W-0
15
8
7
0
NEXT_CAP
CAP_ID
R-70h
R-5h
LEGEND: R/W = Read/Write; R = Read only; -n = value after reset
Table 13-140. MSI_CAP Register Field Descriptions
Bit
Field
Value
Description
31-24
Reserved
0
Reserved
23
64BIT_EN
0
64-Bit address enabled. Writable from internal bus interface.
22-20
MULT_MSG_EN
0-7h
Multiple Message Enabled. Indicates that multiple message mode is enabled by software.
Number of messages enabled must not be greater than Multiple Message Capable value.
19-17
MULT_MSG_CAP
0-7h
Multiple Message Capable. Writable from internal bus interface.
16
MSI_EN
0
MSI Enabled. When set, INTx must be disabled.
15-8
NEXT_CAP
0-FFh
Next Capability Pointer containing the offset to next capability structure. Writable from internal
bus interface.
7-0
CAP_ID
0-FFh
MSI Capability ID
1382
Peripheral Component Interconnect Express (PCIe)
SPRUGX9 – 15 April 2011
© 2011, Texas Instruments Incorporated
Содержание TMS320C6A816 Series
Страница 2: ...Preliminary 2 SPRUGX9 15 April 2011 Submit Documentation Feedback 2011 Texas Instruments Incorporated...
Страница 92: ...92 Read This First SPRUGX9 15 April 2011 Submit Documentation Feedback 2011 Texas Instruments Incorporated...
Страница 1122: ...1122 Multichannel Audio Serial Port McASP SPRUGX9 15 April 2011 Submit Documentation Feedback 2011 Texas Instruments Incorporated...
Страница 1562: ...1562 Real Time Clock RTC SPRUGX9 15 April 2011 Submit Documentation Feedback 2011 Texas Instruments Incorporated...
Страница 1658: ...1658 Timers SPRUGX9 15 April 2011 Submit Documentation Feedback 2011 Texas Instruments Incorporated...
Страница 1750: ...1750 UART IrDA CIR Module SPRUGX9 15 April 2011 Submit Documentation Feedback 2011 Texas Instruments Incorporated...
Страница 1984: ...1984 Universal Serial Bus USB SPRUGX9 15 April 2011 Submit Documentation Feedback 2011 Texas Instruments Incorporated...