1 /******************************************************************************
2 *Copyright(C)2018, Huada Semiconductor Co.,Ltd All rights reserved.
3 *
4 * This software is owned and published by:
5 * Huada Semiconductor Co.,Ltd("HDSC").
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8 * BY ALL THE TERMS AND CONDITIONS OF THIS AGREEMENT.
9 *
10 * This software contains source code for use with HDSC
11 * components. This software is licensed by HDSC to be adapted only
12 * for use in systems utilizing HDSC components. HDSC shall not be
13 * responsible for misuse or illegal use of this software for devices not
14 * supported herein. HDSC is providing this software "AS IS" and will
15 * not be responsible for issues arising from incorrect user implementation
16 * of the software.
17 *
18 * Disclaimer:
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21 * ITS PERFORMANCE OR SUITABILITY FOR YOUR INTENDED USE, INCLUDING,
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23 * WARRANTY OF FITNESS FOR A PARTICULAR PURPOSE OR USE, AND THE IMPLIED
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41 */
42
43 /** \file ram.c
44 **
45 ** Common API of ram.
46 ** @link RamGroup Some description @endlink
47 **
48 ** - 2018-05-08
49 **
50 ******************************************************************************/
51
52 /*******************************************************************************
53 * Include files
54 ******************************************************************************/
55 #include "hc32l196_ram.h"
56 /**
57 *******************************************************************************
58 ** \addtogroup ramGroup
59 ******************************************************************************/
60 //@{
61
62 /*******************************************************************************
63 * Local pre-processor symbols/macros ('#define')
64 ******************************************************************************/
65
66 /*******************************************************************************
67 * Global variable definitions (declared in header file with 'extern')
68 ******************************************************************************/
69
70 /*******************************************************************************
71 * Local type definitions ('typedef')
72 ******************************************************************************/
73
74 /*******************************************************************************
75 * Local variable definitions ('static')
76 ******************************************************************************/
77
78 /*******************************************************************************
79 * Local function prototypes ('static')
80 ******************************************************************************/
81
82 /*******************************************************************************
83 * Function implementation - global ('extern') and local ('static')
84 ******************************************************************************/
85
86 /**
87 *****************************************************************************
88 ** \brief Ram奇偶校验出错地址获取
89 **
90 **
91 ** \retval ERROR ADDRESS
92 *****************************************************************************/
Ram_ErrAddrGet(void)93 uint32_t Ram_ErrAddrGet(void)
94 {
95 return M0P_RAM->ERRADDR;
96 }
97
98 /**
99 *****************************************************************************
100 ** \brief Ram中断标志获取
101 **
102 **
103 ** \retval TRUE or FALSE
104 *****************************************************************************/
Ram_GetIntFlag(void)105 boolean_t Ram_GetIntFlag(void)
106 {
107 if(M0P_RAM->IFR & 0x1)
108 {
109 return TRUE;
110 }
111 else
112 {
113 return FALSE;
114 }
115 }
116
117 /**
118 *****************************************************************************
119 ** \brief Ram中断标志清除
120 **
121 **
122 ** \retval Null
123 *****************************************************************************/
Ram_ClearIntFlag(void)124 void Ram_ClearIntFlag(void)
125 {
126 M0P_RAM->ICLR = 0u;
127 }
128
129 /**
130 *****************************************************************************
131 ** \brief Ram中断使能
132 **
133 ** \retval Null
134 *****************************************************************************/
Ram_EnableIrq(void)135 void Ram_EnableIrq (void)
136 {
137 M0P_RAM->CR |= 0x2u;
138 }
139
140 /**
141 *****************************************************************************
142 ** \brief ram中断禁止
143 **
144 ** \retval Null
145 *****************************************************************************/
Ram_DisableIrq(void)146 void Ram_DisableIrq(void)
147 {
148 M0P_RAM->CR &= 0x1;
149 }
150
151
152 //@} // RamGroup
153
154 /*******************************************************************************
155 * EOF (not truncated)
156 ******************************************************************************/
157