circuitpython/stmhal/boards/stm32f405.ld
Damien George 118173013f stmhal/boards/stm32f405.ld: Increase FLASH_TEXT to end of 1MiB flash.
And and FLASH_FS, and use "K" values instead of hex numbers for lengths.

The increase of FLASH_TEXT is to allow more frozen bytecode for a
particular user's project.  It's not used for anything else.
2017-06-26 17:00:06 +10:00

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/*
GNU linker script for STM32F405
*/
/* Specify the memory areas */
MEMORY
{
FLASH (rx) : ORIGIN = 0x08000000, LENGTH = 1024K /* entire flash */
FLASH_ISR (rx) : ORIGIN = 0x08000000, LENGTH = 16K /* sector 0 */
FLASH_FS (rx) : ORIGIN = 0x08004000, LENGTH = 112K /* sectors 1,2,3,4 are for filesystem */
FLASH_TEXT (rx) : ORIGIN = 0x08020000, LENGTH = 896K /* sectors 5,6,7,8,9,10,11 */
CCMRAM (xrw) : ORIGIN = 0x10000000, LENGTH = 64K
RAM (xrw) : ORIGIN = 0x20000000, LENGTH = 128K
}
/* produce a link error if there is not this amount of RAM for these sections */
_minimum_stack_size = 2K;
_minimum_heap_size = 16K;
/* Define tho top end of the stack. The stack is full descending so begins just
above last byte of RAM. Note that EABI requires the stack to be 8-byte
aligned for a call. */
_estack = ORIGIN(RAM) + LENGTH(RAM);
/* define common sections and symbols */
INCLUDE common.ld
/* RAM extents for the garbage collector */
_ram_start = ORIGIN(RAM);
_ram_end = ORIGIN(RAM) + LENGTH(RAM);
_heap_start = _ebss; /* heap starts just after statically allocated memory */
_heap_end = 0x2001c000; /* tunable */