circuitpython/nrf5/boards/nrf51822_aa.ld

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/*
GNU linker script for NRF52 blank w/ no SoftDevice
*/
/* Specify the memory areas */
SEARCH_DIR(.)
GROUP(-lgcc -lc -lnosys)
MEMORY
{
FLASH (rx) : ORIGIN = 0x00000000, LENGTH = 0x040000 /* entire flash, 256 KiB */
FLASH_ISR (rx) : ORIGIN = 0x00000000, LENGTH = 0x000400 /* sector 0, 1 KiB */
FLASH_TEXT (rx) : ORIGIN = 0x00000400, LENGTH = 0x03FC00 /* 255 KiB */
RAM (xrw) : ORIGIN = 0x20000000, LENGTH = 0x004000 /* 16 KiB */
}
/* produce a link error if there is not this amount of RAM for these sections */
_minimum_stack_size = 4K;
_minimum_heap_size = 8K;
/* top end of the stack */
/*_stack_end = ORIGIN(RAM) + LENGTH(RAM);*/
_estack = ORIGIN(RAM) + LENGTH(RAM);
/* RAM extents for the garbage collector */
_ram_end = ORIGIN(RAM) + LENGTH(RAM);
_heap_end = 0x20002000; /* tunable */
INCLUDE "boards/common.ld"