Architecture
MSC8113 Reference Manual, Rev. 0
Freescale Semiconductor
17-17
17.1.3 Programmable Interrupt Controller (PIC)
The MSC8113 PIC is a peripheral module that serves the
IRQ
and
NMI
signals received from
MSC8113 peripherals and I/O lines. The PIC is memory-mapped to the SC140 and is accessed
via the SC140 QBus. The PIC includes 32 inputs for
IRQ
signals and
NMI
signals: eight
asynchronous edge-triggered
NMI
inputs and the 24 asynchronous edge-triggered or
level-triggered
IRQ
inputs. The PIC has an auto-vector interrupt generation that supports eight
priority levels.
25
VIRQ21
Virtual Interrupt Number 21
26
VIRQ22
Virtual Interrupt Number 22
27
VIRQ23
Virtual Interrupt Number 23
28
IRQ4
IRQ4 signal (global)
29
IRQ5
IRQ5 signal (global)
30
IRQ6
IRQ6 signal (global)
31
IRQ7
IRQ7 signal (global)
Figure 17-4. PIC Block Diagram
Table 17-6. LIC Interrupt Group B Source for Core 2 (Continued)
No.
Source
Description
QBus
64
IPL[0–2]
NMIR
IR
VAB[0–5]
VAB_EN
IRQ0
IRQ23
NMI7
PERIPH_IR
NMI_IR
D[0–15]
NMI0
ELIRA REGISTER
Pending Regist
er
VAB
GEN
REMAIN_INT
IPR
VAB
Control
ELIRB REGISTER
ELIRC REGISTER
ELIRD REGISTER
ELIRE REGISTER
ELIRF REGISTER
IPRA REGISTER
IPRB REGISTER
NMI
16
In
te
rf
ac
e Unit
MS
C8113 Core
Note: Bold lines are bus lines; the thinner lines are control and data lines.
Control
Priority and
Location Filter
Summary of Contents for MSC8113
Page 1: ...MSC8113 Reference Manual Tri Core 16 Bit Digital Signal Processor MSC8113RM Rev 0 May 2008 ...
Page 20: ...MSC8113 Reference Manual Rev 0 xx Freescale Semiconductor Contents ...
Page 28: ...MSC8113 Reference Manual Rev 0 xxviii Freescale Semiconductor ...
Page 56: ...MSC8113 Reference Manual Rev 0 1 28 Freescale Semiconductor MSC8113 Overview ...
Page 76: ...MSC8113 Reference Manual Rev 0 2 20 Freescale Semiconductor SC140 Core Overview ...
Page 134: ...MSC8113 Reference Manual Rev 0 4 30 Freescale Semiconductor System Interface Unit SIU ...
Page 168: ...MSC8113 Reference Manual Rev 0 6 18 Freescale Semiconductor Boot Program ...
Page 180: ...MSC8113 Reference Manual Rev 0 7 12 Freescale Semiconductor Clocks ...
Page 260: ...MSC8113 Reference Manual Rev 0 8 80 Freescale Semiconductor Memory Map ...
Page 300: ...MSC8113 Reference Manual Rev 0 9 40 Freescale Semiconductor Extended Core ...
Page 304: ...MSC8113 Reference Manual Rev 0 10 4 Freescale Semiconductor MQBus and M2 Memory ...
Page 308: ...MSC8113 Reference Manual Rev 0 11 4 Freescale Semiconductor SQBus ...
Page 590: ...MSC8113 Reference Manual Rev 0 17 46 Freescale Semiconductor Interrupt Processing ...
Page 614: ...MSC8113 Reference Manual Rev 0 18 24 Freescale Semiconductor Debugging ...
Page 622: ...MSC8113 Reference Manual Rev 0 19 8 Freescale Semiconductor Internal Peripheral Bus IPBus ...
Page 724: ...MSC8113 Reference Manual Rev 0 21 32 Freescale Semiconductor UART ...
Page 920: ...MSC8113 Reference Manual Rev 0 25 150 Freescale Semiconductor Ethernet Controller ...
Page 1171: ...MSC8113 Reference Manual Rev 0 Freescale Semiconductor C 61 EF wait_rts P 01077FFC 9F rts 71 ...
Page 1172: ...MSC8113 Reference Manual Rev 0 C 62 Freescale Semiconductor MSC8113 Boot Code ...
Page 1202: ...MSC8113 Reference Manual Rev 0 Index 30 Freescale Semiconductor Index ...