Tuesday, April 26, 2011

TI DM6467 Memory Map

TI DM6467 EVM Multi-core Examples (256 MB Total Memory)

Address RangeSizeDescription
0x80000000 - 0x877FFFFF120 MBLinux
0x87800000 - 0x87FFFFFF8 MBCMEM
0x88000000 - 0x8F9FFFFF122 MBDDRALGHEAP
0x8FA00000 - 0x8FDFFFFF4 MBDDR2 (BIOS, Codecs, Applications)
0x8FF00000 - 0x8FF0007F128 BDSPLINK (RESET)
0x8FF00080 - 0x8FFFFFFF< 1 MBunused

This 256MB of physical DDR2 memory is shared between the ARM and the DSP, i.e. both processors can access all of the DDR2.
The physical memory addresses are the same for the ARM and the DSP on DM6467 and range from 0x80000000 to 0x90000000.

How to change the memory map? See

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