參數(shù)資料
型號: OMAP5910(DSP)
英文描述: Dual-Core Processor
中文描述: 雙核處理器
文件頁數(shù): 53/160頁
文件大?。?/td> 1997K
代理商: OMAP5910(DSP)
Functional Overview
41
August 2002 Revised August 2003
SPRS197B
3.4
DSP External Memory (Managed by MMU)
When the DSP MMU is off, the 24 address lines are directly copied to the traffic controller without any
modification. There is no virtual-to-physical address translation. All the addresses between 0x05 0000 and
0x00FF F800 (0x00FF FFFF if DSP bit MP/MC = 1) are redirected to the first sector of flash (CS0) in the shared
memory space (shared by MPU and DSP).
Internal RAM
ROM
(FLASH CS1)
0x0000 0000
0x0400 0000
0x0800 0000
0x0C00 0000
0x1000 0000
0x2000 0000
0x05 0000
0x00 0000
Byte
Address
0xFF 8000
0xFF FFFF
DSP Memory
Shared Memory
0x01FF FFFF
0x05FF FFFF
0x09FF FFFF
0x0DFF FFFF
0x13FF FFFF
Reserved
0x2002 FFFF
Byte
Address
Reserved
Reserved
Reserved
Reserved
(FLASH CS0)
EMIFS
EMIFS
EMIFS
EMIFS
EMIFF
(SDRAM)
IMIF
(FLASH CS2)
(FLASH CS3)
(Internal SRAM)
Figure 32. DSP MMU Off
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