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Update some comments.

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This commit is contained in:
Gregory Nutt 2019-01-29 17:13:54 -06:00
parent 0aca9e4cfb
commit 2fc9b7acfc
1 changed files with 6 additions and 1 deletions
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7
arch/arm/src/lpc17xx/lpc17_allocateheap.c
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@ -406,7 +406,12 @@ void up_addregion(void)
heap_size = dram_end - dram_start;
#if defined(CONFIG_BUILD_PROTECTED) && defined(CONFIG_MM_KERNEL_HEAP)
/* Allow user-mode access to the external DRAM heap memory */
/* Allow user-mode access to the external DRAM heap memory.
*
* REVISIT: In PROTECTED mode, it would be necessary to align
* dram_start to an address that is easily spanned by an MPU
* region if dram_start is not at the beginning of CS0.
*/
lpc17_mpu_uheap(dram_start, heap_size);
#endif