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Hi
In my design, I want the NIOS II code to be run from SDRAM and I want to use the onchip memory for data I created the design in SOPC, disconnected the onchip memory from the instruction master under nios II processor .. yet, whenever i build my project in NIOS II IDE i keep getting this message (i understand it is trying to load the program on onchip still and that it doesn't fit ) .. what is going wrong? how can i instruct the system to use sdram as nios instruction memory .. and onchip as data memory? --- Quote Start --- Linking nios_soft.elf... /cygdrive/d/altera/91/nios2eds/bin/nios2-gnutools/H-i686-pc-cygwin/bin/../lib/gcc/nios2-elf/3.4.6/../../../../nios2-elf/bin/ld: region onchip_memory is full (nios_soft.elf section .text). Region needs to be 56132 bytes larger. /cygdrive/d/altera/91/nios2eds/bin/nios2-gnutools/H-i686-pc-cygwin/bin/../lib/gcc/nios2-elf/3.4.6/../../../../nios2-elf/bin/ld: region onchip_memory is full (nios_soft.elf section .rodata). Region needs to be 1320 bytes larger. /cygdrive/d/altera/91/nios2eds/bin/nios2-gnutools/H-i686-pc-cygwin/bin/../lib/gcc/nios2-elf/3.4.6/../../../../nios2-elf/bin/ld: region onchip_memory is full (nios_soft.elf section .rwdata). Region needs to be 4724 bytes larger. /cygdrive/d/altera/91/nios2eds/bin/nios2-gnutools/H-i686-pc-cygwin/bin/../lib/gcc/nios2-elf/3.4.6/../../../../nios2-elf/bin/ld: region onchip_memory is full (nios_soft.elf section .bss). Region needs to be 864 bytes larger. /cygdrive/d/altera/91/nios2eds/bin/nios2-gnutools/H-i686-pc-cygwin/bin/../lib/gcc/nios2-elf/3.4.6/../../../../nios2-elf/bin/ld: section .rodata [04000000 -> 04000d27] overlaps section .text [04000000 -> 0400e343] /cygdrive/d/altera/91/nios2eds/bin/nios2-gnutools/H-i686-pc-cygwin/bin/../lib/gcc/nios2-elf/3.4.6/../../../../nios2-elf/bin/ld: section .rwdata [04000000 -> 04001a73] overlaps section .text [04000000 -> 0400e343] /cygdrive/d/altera/91/nios2eds/bin/nios2-gnutools/H-i686-pc-cygwin/bin/../lib/gcc/nios2-elf/3.4.6/../../../../nios2-elf/bin/ld: section .bss [04000000 -> 04000b5f] overlaps section .text [04000000 -> 0400e343] obj/SDCardDriver.o(.text+0x24c): In function `SD_card_init': ../SDCardDriver.c:151: Unable to reach read_status (at 0x04000000) from the global pointer (at 0x040099c0) because the offset (-39360) is out of the allowed range, -32678 to 32767. --- Quote End ---Link Copied
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Disconnecting it in SOPC Builder is not all you have to do. You'd also have to tell the IDE where you want those sections to reside (which memory).
Cheers, slacker
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