SDK Development / mbed-src

mbed SDK library sources

Fork of mbed-src by mbed official

Development branch of the mbed library sources. This library is kept in synch with the latest changes from the mbed SDK and it is not guaranteed to work.

If you are looking for a stable and tested release, please import one of the official mbed library releases:

Import librarymbed

The official Mbed 2 C/C++ SDK provides the software platform and libraries to build your applications.

Last commit 20 Feb 2019 by mbed official

targets/cmsis/TARGET_STM/TARGET_NUCLEO_F103RB/TOOLCHAIN_ARM_STD/sys.cpp@70:c1fbde68b492, 2014-01-07 (annotated)

Committer:
mbed_official
Date:
Tue Jan 07 11:00:05 2014 +0000
Revision:
70:c1fbde68b492
Parent:
52:a51c77007319 
Synchronized with git revision 3f438a307904431f2782db3c8fa49946b9fc1d85



Full URL: https://github.com/mbedmicro/mbed/commit/3f438a307904431f2782db3c8fa49946b9fc1d85/



[NUCLEO_F103RB] license text changed + sleep hal updated

Who changed what in which revision?

UserRevisionLine numberNew contents of line
mbed_official 52:a51c77007319 1 /* mbed Microcontroller Library - stackheap
mbed_official 52:a51c77007319 2 * Setup a fixed single stack/heap memory model,
mbed_official 70:c1fbde68b492 3 * between the top of the RW/ZI region and the stackpointer
mbed_official 70:c1fbde68b492 4 *******************************************************************************
mbed_official 70:c1fbde68b492 5 * Copyright (c) 2014, STMicroelectronics
mbed_official 70:c1fbde68b492 6 * All rights reserved.
mbed_official 70:c1fbde68b492 7 *
mbed_official 70:c1fbde68b492 8 * Redistribution and use in source and binary forms, with or without
mbed_official 70:c1fbde68b492 9 * modification, are permitted provided that the following conditions are met:
mbed_official 70:c1fbde68b492 10 *
mbed_official 70:c1fbde68b492 11 * 1. Redistributions of source code must retain the above copyright notice,
mbed_official 70:c1fbde68b492 12 * this list of conditions and the following disclaimer.
mbed_official 70:c1fbde68b492 13 * 2. Redistributions in binary form must reproduce the above copyright notice,
mbed_official 70:c1fbde68b492 14 * this list of conditions and the following disclaimer in the documentation
mbed_official 70:c1fbde68b492 15 * and/or other materials provided with the distribution.
mbed_official 70:c1fbde68b492 16 * 3. Neither the name of STMicroelectronics nor the names of its contributors
mbed_official 70:c1fbde68b492 17 * may be used to endorse or promote products derived from this software
mbed_official 70:c1fbde68b492 18 * without specific prior written permission.
mbed_official 70:c1fbde68b492 19 *
mbed_official 70:c1fbde68b492 20 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
mbed_official 70:c1fbde68b492 21 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
mbed_official 70:c1fbde68b492 22 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
mbed_official 70:c1fbde68b492 23 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
mbed_official 70:c1fbde68b492 24 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
mbed_official 70:c1fbde68b492 25 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
mbed_official 70:c1fbde68b492 26 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
mbed_official 70:c1fbde68b492 27 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
mbed_official 70:c1fbde68b492 28 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
mbed_official 70:c1fbde68b492 29 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
mbed_official 70:c1fbde68b492 30 *******************************************************************************
mbed_official 52:a51c77007319 31 */
mbed_official 52:a51c77007319 32
mbed_official 52:a51c77007319 33 #ifdef __cplusplus
mbed_official 52:a51c77007319 34 extern "C" {
mbed_official 52:a51c77007319 35 #endif
mbed_official 52:a51c77007319 36
mbed_official 52:a51c77007319 37 #include <rt_misc.h>
mbed_official 52:a51c77007319 38 #include <stdint.h>
mbed_official 52:a51c77007319 39
mbed_official 52:a51c77007319 40 extern char Image$$RW_IRAM1$$ZI$$Limit[];
mbed_official 52:a51c77007319 41
mbed_official 52:a51c77007319 42 extern __value_in_regs struct __initial_stackheap __user_setup_stackheap(uint32_t R0, uint32_t R1, uint32_t R2, uint32_t R3) {
mbed_official 52:a51c77007319 43 uint32_t zi_limit = (uint32_t)Image$$RW_IRAM1$$ZI$$Limit;
mbed_official 52:a51c77007319 44 uint32_t sp_limit = __current_sp();
mbed_official 52:a51c77007319 45
mbed_official 52:a51c77007319 46 zi_limit = (zi_limit + 7) & ~0x7; // ensure zi_limit is 8-byte aligned
mbed_official 52:a51c77007319 47
mbed_official 52:a51c77007319 48 struct __initial_stackheap r;
mbed_official 52:a51c77007319 49 r.heap_base = zi_limit;
mbed_official 52:a51c77007319 50 r.heap_limit = sp_limit;
mbed_official 52:a51c77007319 51 return r;
mbed_official 52:a51c77007319 52 }
mbed_official 52:a51c77007319 53
mbed_official 52:a51c77007319 54 #ifdef __cplusplus
mbed_official 52:a51c77007319 55 }
mbed_official 52:a51c77007319 56 #endif