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Altera_Forum's avatar
Altera_Forum
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13 years ago

.rwdata and .bss do not work with custom memory controller

Hi, I have designed a custom SRAM memory controller connected to a NIOS II processor that - as far as I can see - works. Running a test program from on-chip memory, reading/writing happens with...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
13 years ago

Hi,

If you are using Qsys, it needs strict dynamis adressing. So, you must drive the byte enable of the SRAM in your custom controller to allow 8 and 16 bits accesses sometimes needed by Qsys component software drivers (exemple : TSE), even if your memory is 32 bits wide.

Do you allow Qsys to drive them ?