From 89c6ac19c36a4773d406c8b99f355020df031c2c Mon Sep 17 00:00:00 2001
From: WXK <287788329@qq.com>
Date: 星期五, 25 八月 2023 17:14:06 +0800
Subject: [PATCH] 版本2.11，修复不能测距的bug
---
Drivers/CMSIS/Device/ST/STM32L0xx/Source/Templates/gcc/startup_stm32l072xx.s | 66 +++++++++++++-------------------
1 files changed, 27 insertions(+), 39 deletions(-)
diff --git a/Drivers/CMSIS/Device/ST/STM32L0xx/Source/Templates/gcc/startup_stm32l072xx.s b/Drivers/CMSIS/Device/ST/STM32L0xx/Source/Templates/gcc/startup_stm32l072xx.s
index 9edffa4..7a58897 100644
--- a/Drivers/CMSIS/Device/ST/STM32L0xx/Source/Templates/gcc/startup_stm32l072xx.s
+++ b/Drivers/CMSIS/Device/ST/STM32L0xx/Source/Templates/gcc/startup_stm32l072xx.s
@@ -12,28 +12,15 @@
* After Reset the Cortex-M0+ processor is in Thread mode,
* priority is Privileged, and the Stack is set to Main.
******************************************************************************
- *
- * Redistribution and use in source and binary forms, with or without modification,
- * are permitted provided that the following conditions are met:
- * 1. Redistributions of source code must retain the above copyright notice,
- * this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright notice,
- * this list of conditions and the following disclaimer in the documentation
- * and/or other materials provided with the distribution.
- * 3. Neither the name of STMicroelectronics nor the names of its contributors
- * may be used to endorse or promote products derived from this software
- * without specific prior written permission.
+ * @attention
*
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
- * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
- * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
- * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
- * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
- * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ * <h2><center>© Copyright (c) 2016 STMicroelectronics.
+ * All rights reserved.</center></h2>
+ *
+ * This software component is licensed by ST under BSD 3-Clause license,
+ * the "License"; You may not use this file except in compliance with the
+ * License. You may obtain a copy of the License at:
+ * opensource.org/licenses/BSD-3-Clause
*
******************************************************************************
*/
@@ -66,34 +53,35 @@
mov sp, r0 /* set stack pointer */
/* Copy the data segment initializers from flash to SRAM */
- movs r1, #0
- b LoopCopyDataInit
+ ldr r0, =_sdata
+ ldr r1, =_edata
+ ldr r2, =_sidata
+ movs r3, #0
+ b LoopCopyDataInit
CopyDataInit:
- ldr r3, =_sidata
- ldr r3, [r3, r1]
- str r3, [r0, r1]
- adds r1, r1, #4
+ ldr r4, [r2, r3]
+ str r4, [r0, r3]
+ adds r3, r3, #4
LoopCopyDataInit:
- ldr r0, =_sdata
- ldr r3, =_edata
- adds r2, r0, r1
- cmp r2, r3
- bcc CopyDataInit
- ldr r2, =_sbss
- b LoopFillZerobss
+ adds r4, r0, r3
+ cmp r4, r1
+ bcc CopyDataInit
+
/* Zero fill the bss segment. */
+ ldr r2, =_sbss
+ ldr r4, =_ebss
+ movs r3, #0
+ b LoopFillZerobss
+
FillZerobss:
- movs r3, #0
str r3, [r2]
adds r2, r2, #4
-
LoopFillZerobss:
- ldr r3, = _ebss
- cmp r2, r3
- bcc FillZerobss
+ cmp r2, r4
+ bcc FillZerobss
/* Call the clock system intitialization function.*/
bl SystemInit
--
Gitblit v1.9.3