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2.2MemoryMapSummary
TMS320DM355
DigitalMediaSystem-on-Chip(DMSoC)
SPRS463A–SEPTEMBER2007–REVISEDSEPTEMBER2007
Table2-3showsthememorymapaddressrangesofthedevice.Table2-3depictstheexpandedmapof
theConfigurationSpace(0x01C00000through0x01FFFFFF).Thedevicehasmultipleon-chipmemories
associatedwithitsprocessorandvarioussubsystems.Tohelpsimplifysoftwaredevelopmentaunified
memorymapisusedwherepossibletomaintainaconsistentviewofdeviceresourcesacrossallbus
masters.ThebusmastersaretheARM,EDMA,USB,andVPSS.
Table2-2.DM355MemoryMap
StartAddressEndAddressSize(Bytes)ARMEDMAUSBVPSS
MemMapMemMapMemMapMemMap
0x000000000x00003FFF16KARMRAM0
(Instruction)
0x000040000x00007FFF16KARMRAM1
ReservedReserved
(Instruction)
0x000080000x0000FFFF32KARMROM
(Instruction)
-only8Kused
0x000100000x00013FFF16KARMRAM0(Data)ARMRAM0ARMRAM0
0x000140000x00017FFF16KARMRAM1(Data)ARMRAM1ARMRAM1
0x000180000x0001FFFF32KARMROM(Data)ARMROMARMROM
-only8Kused
0x000200000x000FFFFF896KReserved
0x001000000x01BBFFFF26M
0x01BC00000x01BC0FFF4KARMETBMem
0x01BC10000x01BC17FF2KARMETBRegReserved
0x01BC18000x01BC18FF256ARMIceCrusherReserved
0x01BC19000x01BCFFFF59136Reserved
0x01BD00000x01BFFFFF192K
0x01C000000x01FFFFFF4MCFGBusCFGBus
Reserved
PeripheralsPeripherals
0x020000000x09FFFFFF128MASYNCEMIF(Data)ASYNCEMIF(Data)
0x0A0000000x11EFFFFF127M-16K
0x11F000000x11F1FFFF128KReservedReserved
0x11F200000x1FFFFFFF141M-64K
0x200000000x20007FFF32KDDREMIFControlDDREMIFControl
RegsRegs
0x200080000x41FFFFFF544M-32KReserved
0x420000000x49FFFFFF128MReservedAEMIF-shadow
0x4A0000000x7FFFFFFF864MReserved
0x800000000x8FFFFFFF256MDDREMIFDDREMIFDDREMIFDDREMIF
0x900000000xFFFFFFFF1792MReservedReservedReservedReserved
Table2-3.DM355ARMConfigurationBusAccesstoPeripherals
AddressAccessibility
RegionStartEndSizeARMEDMA
EDMACC0x01C000000x01C0FFFF64K√√
EDMATC00x01C100000x01C103FF1K√√
EDMATC10x01C104000x01C107FF1K√√
Reserved0x01C188000x01C19FFF6K√√
Reserved0x01C1A0000x01C1FFFF24K√√
UART00x01C200000x01C203FF1K√√
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