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//
// This is the linker script example (SRV3-style).
// (c) Synopsys, 2013
//
//
//number of exceptions and interrupts
NUMBER_OF_EXCEPTIONS = 16;//it is fixed (16)
NUMBER_OF_INTERRUPTS = 5;//depends on HW configuration
//define Interrupt Vector Table size
IVT_SIZE_ITEMS = (NUMBER_OF_EXCEPTIONS + NUMBER_OF_INTERRUPTS);//the total IVT size (in "items")
IVT_SIZE_BYTES = IVT_SIZE_ITEMS * 4;//in bytes
//define ICCM and DCCM locations
MEMORY {
ICCM: ORIGIN = 0x00000000, LENGTH = 128K
DCCM: ORIGIN = 0x80000000, LENGTH = 128K
}
//define sections and groups
SECTIONS {
GROUP: {
.ivt (TEXT) : # Interrupt table
{
___ivt1 = .;
* (.ivt)
___ivt2 = .;
// Make the IVT at least IVT_SIZE_BYTES
. += (___ivt2 - ___ivt1 < IVT_SIZE_BYTES) ? (IVT_SIZE_BYTES - (___ivt2 - ___ivt1)) : 0;
}
.ivh (TEXT) : // Interrupt handlers
//TEXT sections
.text? : { *('.text$crt*') }
* (TEXT): {}
//Literals
* (LIT): {}
} > ICCM
GROUP: {
//data sections
.sdata?: {}
.sbss?: {}
*(DATA): {}
*(BSS): {}
//stack
.stack_top: {}
.stack ALIGN(4) SIZE(DEFINED _STACKSIZE?_STACKSIZE:4096): {}
.stack_base: {}
//heap (empty)
.heap? ALIGN(4) SIZE(DEFINED _HEAPSIZE?_HEAPSIZE:0): {}
.free_memory: {}
} > DCCM
}
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