From 20bdb4be1fc4676cceaf09456b5ff4b648f4a4a4 Mon Sep 17 00:00:00 2001
From: zhyinch <zhyinch@gmail.com>
Date: 星期四, 14 七月 2022 15:21:33 +0800
Subject: [PATCH] v2.49 新版子功能调通

---
 Drivers/CMSIS/Device/ST/STM32L0xx/Include/stm32l0xx.h |   42 +++++++++++++++++++++++++++++++++++++++++-
 1 files changed, 41 insertions(+), 1 deletions(-)

diff --git a/Drivers/CMSIS/Device/ST/STM32L0xx/Include/stm32l0xx.h b/Drivers/CMSIS/Device/ST/STM32L0xx/Include/stm32l0xx.h
index e4a67f4..1f03d6d 100644
--- a/Drivers/CMSIS/Device/ST/STM32L0xx/Include/stm32l0xx.h
+++ b/Drivers/CMSIS/Device/ST/STM32L0xx/Include/stm32l0xx.h
@@ -104,7 +104,7 @@
   */
 #define __STM32L0xx_CMSIS_VERSION_MAIN   (0x01) /*!< [31:24] main version */
 #define __STM32L0xx_CMSIS_VERSION_SUB1   (0x09) /*!< [23:16] sub1 version */
-#define __STM32L0xx_CMSIS_VERSION_SUB2   (0x01) /*!< [15:8]  sub2 version */
+#define __STM32L0xx_CMSIS_VERSION_SUB2   (0x02) /*!< [15:8]  sub2 version */
 #define __STM32L0xx_CMSIS_VERSION_RC     (0x00) /*!< [7:0]  release candidate */
 #define __STM32L0xx_CMSIS_VERSION        ((__STM32L0xx_CMSIS_VERSION_MAIN     << 24)\
                                          |(__STM32L0xx_CMSIS_VERSION_SUB1 << 16)\
@@ -208,6 +208,46 @@
 
 #define MODIFY_REG(REG, CLEARMASK, SETMASK)  WRITE_REG((REG), (((READ_REG(REG)) & (~(CLEARMASK))) | (SETMASK)))
 
+/* Use of interrupt control for register exclusive access */
+/* Atomic 32-bit register access macro to set one or several bits */
+#define ATOMIC_SET_BIT(REG, BIT)                             \
+  do {                                                       \
+    uint32_t primask;                                        \
+    primask = __get_PRIMASK();                               \
+    __set_PRIMASK(1);                                        \
+    SET_BIT((REG), (BIT));                                   \
+    __set_PRIMASK(primask);                                  \
+  } while(0)
+
+/* Atomic 32-bit register access macro to clear one or several bits */
+#define ATOMIC_CLEAR_BIT(REG, BIT)                           \
+  do {                                                       \
+    uint32_t primask;                                        \
+    primask = __get_PRIMASK();                               \
+    __set_PRIMASK(1);                                        \
+    CLEAR_BIT((REG), (BIT));                                 \
+    __set_PRIMASK(primask);                                  \
+  } while(0)
+
+/* Atomic 32-bit register access macro to clear and set one or several bits */
+#define ATOMIC_MODIFY_REG(REG, CLEARMSK, SETMASK)            \
+  do {                                                       \
+    uint32_t primask;                                        \
+    primask = __get_PRIMASK();                               \
+    __set_PRIMASK(1);                                        \
+    MODIFY_REG((REG), (CLEARMSK), (SETMASK));                \
+    __set_PRIMASK(primask);                                  \
+  } while(0)
+
+/* Atomic 16-bit register access macro to set one or several bits */
+#define ATOMIC_SETH_BIT(REG, BIT) ATOMIC_SET_BIT(REG, BIT)                                   \
+
+/* Atomic 16-bit register access macro to clear one or several bits */
+#define ATOMIC_CLEARH_BIT(REG, BIT) ATOMIC_CLEAR_BIT(REG, BIT)                               \
+
+/* Atomic 16-bit register access macro to clear and set one or several bits */
+#define ATOMIC_MODIFYH_REG(REG, CLEARMSK, SETMASK) ATOMIC_MODIFY_REG(REG, CLEARMSK, SETMASK) \
+
 /**
   * @}
   */

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