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mps_an547:Adjust the an547 initialization stack allocation 

Summary(for an547):
  1. Add maximum external storage expansion (2GB)
  2. Change PRIMARY_RAM_START to MPS_SRAM2_START (4MB)
  3. When REGIONS > 1, use external expansion as Heap

Signed-off-by: chenrun1 <chenrun1@xiaomi.com>
Signed-off-by: ligd <liguiding1@xiaomi.com>
This commit is contained in:
chenrun1 2024-06-17 22:58:23 +08:00 committed by Xiang Xiao
parent 02f1d732a9
commit 9f1ad1fc4f
1 changed files with 8 additions and 4 deletions
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12
arch/arm/src/mps/hardware/mps_memorymap.h
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@ -93,12 +93,16 @@
#define MPS_SRAM2_START 0x21000000
#define MPS_SRAM2_SIZE 0x00400000
#define PRIMARY_RAM_START MPS_SRAM1_START
#define PRIMARY_RAM_SIZE MPS_SRAM1_SIZE
/* External storage (2GB) */
#define MPS_EXTMEM_START 0x60000000
#define MPS_EXTMEM_SIZE 0x80000000
#define PRIMARY_RAM_START MPS_SRAM2_START
#define PRIMARY_RAM_SIZE MPS_SRAM2_SIZE
#if CONFIG_MM_REGIONS > 1
#define REGION1_RAM_START MPS_SRAM2_START
#define REGION1_RAM_SIZE MPS_SRAM2_SIZE
#define REGION1_RAM_START MPS_EXTMEM_START
#define REGION1_RAM_SIZE MPS_EXTMEM_SIZE
#endif /* CONFIG_MM_REGIONS > 1 */