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Last commit 20 Feb 2019 by 
mbed official
targets/cmsis/TARGET_Freescale/TARGET_K22F/TOOLCHAIN_ARM_STD/sys.cpp@324:406fd2029f23, 2014-09-18 (annotated)
- Committer:
- mbed_official
- Date:
- Thu Sep 18 14:00:17 2014 +0100
- Revision:
- 324:406fd2029f23
Synchronized with git revision a73f28e6fbca9559fbed2726410eeb4c0534a4a5
Full URL: https://github.com/mbedmicro/mbed/commit/a73f28e6fbca9559fbed2726410eeb4c0534a4a5/
Extended #476, which does not break ethernet for K64F
Who changed what in which revision?
| User | Revision | Line number | New contents of line |
|---|---|---|---|
| mbed_official | 324:406fd2029f23 | 1 | /* mbed Microcontroller Library - stackheap |
| mbed_official | 324:406fd2029f23 | 2 | * Copyright (C) 2009-2011 ARM Limited. All rights reserved. |
| mbed_official | 324:406fd2029f23 | 3 | * |
| mbed_official | 324:406fd2029f23 | 4 | * Setup a fixed single stack/heap memory model, |
| mbed_official | 324:406fd2029f23 | 5 | * between the top of the RW/ZI region and the stackpointer |
| mbed_official | 324:406fd2029f23 | 6 | */ |
| mbed_official | 324:406fd2029f23 | 7 | |
| mbed_official | 324:406fd2029f23 | 8 | #ifdef __cplusplus |
| mbed_official | 324:406fd2029f23 | 9 | extern "C" { |
| mbed_official | 324:406fd2029f23 | 10 | #endif |
| mbed_official | 324:406fd2029f23 | 11 | |
| mbed_official | 324:406fd2029f23 | 12 | #include <rt_misc.h> |
| mbed_official | 324:406fd2029f23 | 13 | #include <stdint.h> |
| mbed_official | 324:406fd2029f23 | 14 | |
| mbed_official | 324:406fd2029f23 | 15 | extern char Image$$RW_IRAM1$$ZI$$Limit[]; |
| mbed_official | 324:406fd2029f23 | 16 | |
| mbed_official | 324:406fd2029f23 | 17 | extern __value_in_regs struct __initial_stackheap __user_setup_stackheap(uint32_t R0, uint32_t R1, uint32_t R2, uint32_t R3) { |
| mbed_official | 324:406fd2029f23 | 18 | uint32_t zi_limit = (uint32_t)Image$$RW_IRAM1$$ZI$$Limit; |
| mbed_official | 324:406fd2029f23 | 19 | uint32_t sp_limit = __current_sp(); |
| mbed_official | 324:406fd2029f23 | 20 | |
| mbed_official | 324:406fd2029f23 | 21 | zi_limit = (zi_limit + 7) & ~0x7; // ensure zi_limit is 8-byte aligned |
| mbed_official | 324:406fd2029f23 | 22 | |
| mbed_official | 324:406fd2029f23 | 23 | struct __initial_stackheap r; |
| mbed_official | 324:406fd2029f23 | 24 | r.heap_base = zi_limit; |
| mbed_official | 324:406fd2029f23 | 25 | r.heap_limit = sp_limit; |
| mbed_official | 324:406fd2029f23 | 26 | return r; |
| mbed_official | 324:406fd2029f23 | 27 | } |
| mbed_official | 324:406fd2029f23 | 28 | |
| mbed_official | 324:406fd2029f23 | 29 | #ifdef __cplusplus |
| mbed_official | 324:406fd2029f23 | 30 | } |
| mbed_official | 324:406fd2029f23 | 31 | #endif |
