mbed-dev | Mbed

Users » mbed_official » Code » mbed-dev

Dependents: Nucleo_Hello_Encoder BLE_iBeaconScan AM1805_DEMO DISCO-F429ZI_ExportTemplate1 ... more

targets/TARGET_STM/TARGET_STM32F0/TARGET_NUCLEO_F091RC/device/TOOLCHAIN_ARM_STD/sys.cpp@150:02e0a0aed4ec, 2016-11-08 (annotated)

Committer:: <>
Date:: Tue Nov 08 17:45:16 2016 +0000
Revision:: 150:02e0a0aed4ec
Parent:: 149:156823d33999

This updates the lib to the mbed lib v129

Who changed what in which revision?

User	Revision	Line number	New contents of line
<>	144:ef7eb2e8f9f7	1	/* mbed Microcontroller Library - stackheap
<>	144:ef7eb2e8f9f7	2	* Setup a fixed single stack/heap memory model,
<>	144:ef7eb2e8f9f7	3	* between the top of the RW/ZI region and the stackpointer
<>	144:ef7eb2e8f9f7	4	*******************************************************************************
<>	144:ef7eb2e8f9f7	5	* Copyright (c) 2014, STMicroelectronics
<>	144:ef7eb2e8f9f7	6	* All rights reserved.
<>	144:ef7eb2e8f9f7	7	*
<>	144:ef7eb2e8f9f7	8	* Redistribution and use in source and binary forms, with or without
<>	144:ef7eb2e8f9f7	9	* modification, are permitted provided that the following conditions are met:
<>	144:ef7eb2e8f9f7	10	*
<>	144:ef7eb2e8f9f7	11	* 1. Redistributions of source code must retain the above copyright notice,
<>	144:ef7eb2e8f9f7	12	* this list of conditions and the following disclaimer.
<>	144:ef7eb2e8f9f7	13	* 2. Redistributions in binary form must reproduce the above copyright notice,
<>	144:ef7eb2e8f9f7	14	* this list of conditions and the following disclaimer in the documentation
<>	144:ef7eb2e8f9f7	15	* and/or other materials provided with the distribution.
<>	144:ef7eb2e8f9f7	16	* 3. Neither the name of STMicroelectronics nor the names of its contributors
<>	144:ef7eb2e8f9f7	17	* may be used to endorse or promote products derived from this software
<>	144:ef7eb2e8f9f7	18	* without specific prior written permission.
<>	144:ef7eb2e8f9f7	19	*
<>	144:ef7eb2e8f9f7	20	* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
<>	144:ef7eb2e8f9f7	21	* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
<>	144:ef7eb2e8f9f7	22	* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
<>	144:ef7eb2e8f9f7	23	* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
<>	144:ef7eb2e8f9f7	24	* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
<>	144:ef7eb2e8f9f7	25	* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
<>	144:ef7eb2e8f9f7	26	* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
<>	144:ef7eb2e8f9f7	27	* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
<>	144:ef7eb2e8f9f7	28	* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
<>	144:ef7eb2e8f9f7	29	* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
<>	144:ef7eb2e8f9f7	30	*******************************************************************************
<>	144:ef7eb2e8f9f7	31	*/
<>	144:ef7eb2e8f9f7	32
<>	144:ef7eb2e8f9f7	33	#ifdef __cplusplus
<>	144:ef7eb2e8f9f7	34	extern "C" {
<>	144:ef7eb2e8f9f7	35	#endif
<>	144:ef7eb2e8f9f7	36
<>	144:ef7eb2e8f9f7	37	#include <rt_misc.h>
<>	144:ef7eb2e8f9f7	38	#include <stdint.h>
<>	144:ef7eb2e8f9f7	39
<>	144:ef7eb2e8f9f7	40	extern char Image$$RW_IRAM1$$ZI$$Limit[];
<>	144:ef7eb2e8f9f7	41
<>	144:ef7eb2e8f9f7	42	extern __value_in_regs struct __initial_stackheap __user_setup_stackheap(uint32_t R0, uint32_t R1, uint32_t R2, uint32_t R3) {
<>	144:ef7eb2e8f9f7	43	uint32_t zi_limit = (uint32_t)Image$$RW_IRAM1$$ZI$$Limit;
<>	144:ef7eb2e8f9f7	44	uint32_t sp_limit = __current_sp();
<>	144:ef7eb2e8f9f7	45
<>	144:ef7eb2e8f9f7	46	zi_limit = (zi_limit + 7) & ~0x7; // ensure zi_limit is 8-byte aligned
<>	144:ef7eb2e8f9f7	47
<>	144:ef7eb2e8f9f7	48	struct __initial_stackheap r;
<>	144:ef7eb2e8f9f7	49	r.heap_base = zi_limit;
<>	144:ef7eb2e8f9f7	50	r.heap_limit = sp_limit;
<>	144:ef7eb2e8f9f7	51	return r;
<>	144:ef7eb2e8f9f7	52	}
<>	144:ef7eb2e8f9f7	53
<>	144:ef7eb2e8f9f7	54	#ifdef __cplusplus
<>	144:ef7eb2e8f9f7	55	}
<>	144:ef7eb2e8f9f7	56	#endif