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arm/frdm_k64f: only leave space for security in XIP images

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This board needs 16 bytes to be written with a specific value when the
target boots. This is only necessary when running a XIP image which
exists around those 16 bytes.

Change-Id: Ifd26b3842f09137765d9c7d1678476bfda8a563f
Signed-off-by: Benjamin Walsh <benjamin.walsh@windriver.com>
Signed-off-by: Vlad Lungu <vlad.lungu@windriver.com>
This commit is contained in:
Benjamin Walsh 2015-10-22 18:31:51 -04:00 • committed by Anas Nashif
commit d04e3fc134
1 changed files with 10 additions and 1 deletions
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9
arch/arm/soc/fsl_frdm_k64f/linker.cmd
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@ -21,12 +21,21 @@
* This is the linker script for both standard images and XIP images.
*/
#include <autoconf.h>
/*
* K64F Flash configuration fields
* These are 16 bytes, which must be loaded to address 0x400, and include
* default protection and security settings.
* They are loaded at reset to various Flash Memory module (FTFE) registers.
*/
/*
* No need to account for this when running a RAM-only image since that
* security feature resides in ROM.
*/
#if defined(CONFIG_XIP)
#define SKIP_TO_SECURITY_FRDM_K64F . = 0x400;
#endif
#include <arch/arm/cortex_m/scripts/linker.cmd>