MSC8113 Reference Manual, Rev. 0
Freescale Semiconductor
6-1
Boot Program
6
The boot program, which resides in the internal ROM, initializes the MSC8113 after it completes
a reset sequence. The MSC8113 device can boot from an external host through the DSI or the
60x-compatible system ports, execute a user boot program located on an external memory device
(such as EPROM, SDRAM), or download a user boot program through the I
2
C, TDM, or UART
ports. The boot operating mode is set by configuring
BM[0–2]
, which are sampled on the rising
edge of
PORESET
. Table 6-1 shows the mode options for
BM[0–2]
.
This chapter begins with booting basics, including the default values programmed by the boot
program and interrupt handling during the boot process. Then it considers different ways to boot
the MSC8113: from an external memory device on the system bus, from an external host located
on the DSI or on the system bus port, from the time-division multiplexing (TDM) interface, from
the UART, or from the I
2
C software module interface.
Table 6-1. Boot Mode Selection
External Connection
Boot Sequence
BM0
BM1
BM2
0
0
0
External Memory (from the system bus)
0
0
1
External Host: DSI or system bus
0
1
0
TDM
0
1
1
UART
1
0
0
I
2
C
1
0
1
Reserved
1
1
0
Reserved
1
1
1
Reserved
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 ...