mbed official
mbed library sources. Supersedes mbed-src.
Dependents: Nucleo_Hello_Encoder BLE_iBeaconScan AM1805_DEMO DISCO-F429ZI_ExportTemplate1 ... more
targets/TARGET_Realtek/TARGET_AMEBA/TARGET_RTL8195A/device/TOOLCHAIN_ARM_STD/sys.cpp@173:e131a1973e81, 2017-09-15 (annotated)
- Committer:
- AnnaBridge
- Date:
- Fri Sep 15 14:59:18 2017 +0100
- Revision:
- 173:e131a1973e81
- Parent:
- 167:e84263d55307
This updates the lib to the mbed lib v 151
Who changed what in which revision?
| User | Revision | Line number | New contents of line |
|---|---|---|---|
| AnnaBridge | 173:e131a1973e81 | 1 | /* mbed Microcontroller Library - stackheap |
| AnnaBridge | 173:e131a1973e81 | 2 | * Copyright (C) 2009-2011 ARM Limited. All rights reserved. |
| AnnaBridge | 167:e84263d55307 | 3 | * |
| AnnaBridge | 173:e131a1973e81 | 4 | * Setup a fixed single stack/heap memory model, |
| AnnaBridge | 173:e131a1973e81 | 5 | * between the top of the RW/ZI region and the stackpointer |
| AnnaBridge | 173:e131a1973e81 | 6 | */ |
| AnnaBridge | 167:e84263d55307 | 7 | #ifdef __cplusplus |
| AnnaBridge | 167:e84263d55307 | 8 | extern "C" { |
| AnnaBridge | 173:e131a1973e81 | 9 | #endif |
| AnnaBridge | 167:e84263d55307 | 10 | |
| AnnaBridge | 167:e84263d55307 | 11 | #include <rt_misc.h> |
| AnnaBridge | 167:e84263d55307 | 12 | #include <stdint.h> |
| AnnaBridge | 167:e84263d55307 | 13 | |
| AnnaBridge | 173:e131a1973e81 | 14 | extern char Image$$RW_IRAM2$$ZI$$Limit[]; |
| AnnaBridge | 173:e131a1973e81 | 15 | |
| AnnaBridge | 167:e84263d55307 | 16 | extern __value_in_regs struct __initial_stackheap __user_setup_stackheap(uint32_t R0, uint32_t R1, uint32_t R2, uint32_t R3) { |
| AnnaBridge | 173:e131a1973e81 | 17 | uint32_t zi_limit = (uint32_t)Image$$RW_IRAM2$$ZI$$Limit; |
| AnnaBridge | 167:e84263d55307 | 18 | uint32_t sp_limit = __current_sp(); |
| AnnaBridge | 167:e84263d55307 | 19 | |
| AnnaBridge | 167:e84263d55307 | 20 | zi_limit = (zi_limit + 7) & ~0x7; // ensure zi_limit is 8-byte aligned |
| AnnaBridge | 167:e84263d55307 | 21 | |
| AnnaBridge | 167:e84263d55307 | 22 | struct __initial_stackheap r; |
| AnnaBridge | 167:e84263d55307 | 23 | r.heap_base = zi_limit; |
| AnnaBridge | 167:e84263d55307 | 24 | r.heap_limit = sp_limit; |
| AnnaBridge | 167:e84263d55307 | 25 | return r; |
| AnnaBridge | 167:e84263d55307 | 26 | } |
| AnnaBridge | 167:e84263d55307 | 27 | |
| AnnaBridge | 167:e84263d55307 | 28 | #ifdef __cplusplus |
| AnnaBridge | 167:e84263d55307 | 29 | } |
| AnnaBridge | 173:e131a1973e81 | 30 | #endif |
