MSC8113 Reference Manual, Rev. 0
1-26
Freescale Semiconductor
MSC8113 Overview
1.3 Internal Communication and Semaphores
The MSC8113 device contains flexible mechanisms for communicating between SC140 cores
and between an SC140 core and an external host. An SC140 core sends a message to another
SC140 core either by accessing an agreed location (mailbox) in the shared M2 memory or by
accessing any of the M1 memories and using an interrupt to indicate the access. Access to shared
resources can be protected by semaphores.
1.3.1 Internal Communication
Each SC140 core or an external host can generate an interrupt to another SC140 core or to an
external host by writing the destination core number and the virtual interrupt number to a virtual
interrupt register. Each generated interrupt destination is programmable and can be forwarded to
one or multiple destination SC140 cores.
Note:
For details, see Chapter 17, Interrupt Processing.
1
0
1
00 = MII
0, 1
64
32
—
MII
1
0
1
01 = RMII
0, 1, 3
64
32
—
RMII
1
0
1
10 = SMII
0, 1, 3
64
32
—
SMII
1
1
X
None
0, 1, 2, 3
64
32
—
—
Notes: 1.
Represents the sampled value when PORESET is deasserted.
2.
The value of the ETHSEL bit in the Hard Reset Configuration Word.
3.
The value of the EN bit in the MIIGSK Enable Register.
4.
The value of the IFMODE bits in the MIIGSK Configuration Register.
Table 1-11. External Signal Multiplexing Options
Configuration Setting
Configuration Options
DSI64
1
ETHSEL
2
Ethernet
Enable
3
Ethernet
Mode
4
Available
TDMs
Bus Width in Bits
Ethernet
DSI
System
Bus
DSI/
System
Bus
GPIO
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 ...