[ECOS] implications of placing vectors section after the text section.

keshava gc_keshava@yahoo.com
Thu Sep 15 05:18:00 GMT 2005


Hello,
 
I currently have this RAM_STARTUP type memory map on a
leon cyclone platfrom ....
 
    SECTION_vectors (ram,0x01000000, LMA_EQ_VMA)
    SECTION_text (ram, ALIGN (0x4), LMA_EQ_VMA)
    SECTION_fini (ram, ALIGN (0x4), LMA_EQ_VMA)
    SECTION_rodata (ram, ALIGN (0x4), LMA_EQ_VMA)
    SECTION_rodata1 (ram, ALIGN (0x4), LMA_EQ_VMA)
    SECTION_fixup (ram, ALIGN (0x4), LMA_EQ_VMA)
    SECTION_gcc_except_table (ram, ALIGN (0x4),
LMA_EQ_VMA)
    SECTION_data (ram, ALIGN (0x04), LMA_EQ_VMA)
    SECTION_bss (ram, ALIGN (0x8), LMA_EQ_VMA)
 
I want to know what are the potential implications  if
i move the vectors section after the text
section.. if anybody has experiemented with this
configuration.. please let me know if there
are any potential side effects.
    This is the configuration i want use...
    SECTION_text (ram,0x01000000, LMA_EQ_VMA)
    SECTION_vectors (ram, ALIGN (0x4), LMA_EQ_VMA)    
    SECTION_fini (ram, ALIGN (0x4), LMA_EQ_VMA)
    SECTION_rodata (ram, ALIGN (0x4), LMA_EQ_VMA)
    SECTION_rodata1 (ram, ALIGN (0x4), LMA_EQ_VMA)
    SECTION_fixup (ram, ALIGN (0x4), LMA_EQ_VMA)
    SECTION_gcc_except_table (ram, ALIGN (0x4),
LMA_EQ_VMA)
    SECTION_data (ram, ALIGN (0x04), LMA_EQ_VMA)
    SECTION_bss (ram, ALIGN (0x8), LMA_EQ_VMA)
 
regards,
keshav


		
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