📄 stm32f10x_nvic.lst
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84 * Input : - NVIC_PriorityGroup: specifies the priority grouping bits
85 * length. This parameter can be one of the following values:
86 * - NVIC_PriorityGroup_0: 0 bits for pre-emption priority
87 * 4 bits for subpriority
88 * - NVIC_PriorityGroup_1: 1 bits for pre-emption priority
89 * 3 bits for subpriority
90 * - NVIC_PriorityGroup_2: 2 bits for pre-emption priority
91 * 2 bits for subpriority
92 * - NVIC_PriorityGroup_3: 3 bits for pre-emption priority
93 * 1 bits for subpriority
94 * - NVIC_PriorityGroup_4: 4 bits for pre-emption priority
95 * 0 bits for subpriority
96 * Output : None
97 * Return : None
98 *******************************************************************************/
\ In section .text, align 2, keep-with-next
99 void NVIC_PriorityGroupConfig(u32 NVIC_PriorityGroup)
100 {
101 /* Check the parameters */
102 assert_param(IS_NVIC_PRIORITY_GROUP(NVIC_PriorityGroup));
103
104 /* Set the PRIGROUP[10:8] bits according to NVIC_PriorityGroup value */
105 SCB->AIRCR = AIRCR_VECTKEY_MASK | NVIC_PriorityGroup;
\ NVIC_PriorityGroupConfig:
\ 00000000 ........ LDR.W R1,??DataTable22_10 ;; 0x5fa0000
\ 00000004 0143 ORRS R1,R1,R0
\ 00000006 ........ LDR.W R2,??DataTable22_9 ;; 0xe000ed0c
\ 0000000A 1160 STR R1,[R2, #+0]
106 }
\ 0000000C 7047 BX LR ;; return
107
108 /*******************************************************************************
109 * Function Name : NVIC_Init
110 * Description : Initializes the NVIC peripheral according to the specified
111 * parameters in the NVIC_InitStruct.
112 * Input : - NVIC_InitStruct: pointer to a NVIC_InitTypeDef structure
113 * that contains the configuration information for the
114 * specified NVIC peripheral.
115 * Output : None
116 * Return : None
117 *******************************************************************************/
\ In section .text, align 2, keep-with-next
118 void NVIC_Init(NVIC_InitTypeDef* NVIC_InitStruct)
119 {
\ NVIC_Init:
\ 00000000 F0B5 PUSH {R4-R7,LR}
120 u32 tmppriority = 0x00, tmpreg = 0x00, tmpmask = 0x00;
\ 00000002 0021 MOVS R1,#+0
\ 00000004 0022 MOVS R2,#+0
\ 00000006 0023 MOVS R3,#+0
121 u32 tmppre = 0, tmpsub = 0x0F;
\ 00000008 0024 MOVS R4,#+0
\ 0000000A 0F25 MOVS R5,#+15
122
123 /* Check the parameters */
124 assert_param(IS_FUNCTIONAL_STATE(NVIC_InitStruct->NVIC_IRQChannelCmd));
125 assert_param(IS_NVIC_IRQ_CHANNEL(NVIC_InitStruct->NVIC_IRQChannel));
126 assert_param(IS_NVIC_PREEMPTION_PRIORITY(NVIC_InitStruct->NVIC_IRQChannelPreemptionPriority));
127 assert_param(IS_NVIC_SUB_PRIORITY(NVIC_InitStruct->NVIC_IRQChannelSubPriority));
128
129 if (NVIC_InitStruct->NVIC_IRQChannelCmd != DISABLE)
\ 0000000C C678 LDRB R6,[R0, #+3]
\ 0000000E 002E CMP R6,#+0
\ 00000010 3DD0 BEQ.N ??NVIC_Init_0
130 {
131 /* Compute the Corresponding IRQ Priority --------------------------------*/
132 tmppriority = (0x700 - (SCB->AIRCR & (u32)0x700))>> 0x08;
\ 00000012 ........ LDR.W R6,??DataTable22_9 ;; 0xe000ed0c
\ 00000016 3668 LDR R6,[R6, #+0]
\ 00000018 16F4E066 ANDS R6,R6,#0x700
\ 0000001C D6F5E066 RSBS R6,R6,#+1792
\ 00000020 360A LSRS R6,R6,#+8
\ 00000022 3100 MOVS R1,R6
133 tmppre = (0x4 - tmppriority);
\ 00000024 D1F10406 RSBS R6,R1,#+4
\ 00000028 3400 MOVS R4,R6
134 tmpsub = tmpsub >> tmppriority;
\ 0000002A CD40 LSRS R5,R5,R1
135
136 tmppriority = (u32)NVIC_InitStruct->NVIC_IRQChannelPreemptionPriority << tmppre;
\ 0000002C 4678 LDRB R6,[R0, #+1]
\ 0000002E A640 LSLS R6,R6,R4
\ 00000030 3100 MOVS R1,R6
137 tmppriority |= NVIC_InitStruct->NVIC_IRQChannelSubPriority & tmpsub;
\ 00000032 8678 LDRB R6,[R0, #+2]
\ 00000034 2E40 ANDS R6,R5,R6
\ 00000036 3143 ORRS R1,R6,R1
138
139 tmppriority = tmppriority << 0x04;
\ 00000038 0901 LSLS R1,R1,#+4
140 tmppriority = ((u32)tmppriority) << ((NVIC_InitStruct->NVIC_IRQChannel & (u8)0x03) * 0x08);
\ 0000003A 0678 LDRB R6,[R0, #+0]
\ 0000003C 16F00306 ANDS R6,R6,#0x3
\ 00000040 F6B2 UXTB R6,R6 ;; ZeroExt R6,R6,#+24,#+24
\ 00000042 F600 LSLS R6,R6,#+3
\ 00000044 B140 LSLS R1,R1,R6
141
142 tmpreg = NVIC->IPR[(NVIC_InitStruct->NVIC_IRQChannel >> 0x02)];
\ 00000046 0678 LDRB R6,[R0, #+0]
\ 00000048 B610 ASRS R6,R6,#+2
\ 0000004A .... LDR.N R7,??DataTable22_6 ;; 0xe000e400
\ 0000004C 57F82660 LDR R6,[R7, R6, LSL #+2]
\ 00000050 3200 MOVS R2,R6
143 tmpmask = (u32)0xFF << ((NVIC_InitStruct->NVIC_IRQChannel & (u8)0x03) * 0x08);
\ 00000052 FF26 MOVS R6,#+255
\ 00000054 0778 LDRB R7,[R0, #+0]
\ 00000056 17F00307 ANDS R7,R7,#0x3
\ 0000005A FFB2 UXTB R7,R7 ;; ZeroExt R7,R7,#+24,#+24
\ 0000005C FF00 LSLS R7,R7,#+3
\ 0000005E BE40 LSLS R6,R6,R7
\ 00000060 3300 MOVS R3,R6
144 tmpreg &= ~tmpmask;
\ 00000062 9A43 BICS R2,R2,R3
145 tmppriority &= tmpmask;
\ 00000064 1940 ANDS R1,R3,R1
146 tmpreg |= tmppriority;
\ 00000066 0A43 ORRS R2,R1,R2
147
148 NVIC->IPR[(NVIC_InitStruct->NVIC_IRQChannel >> 0x02)] = tmpreg;
\ 00000068 0678 LDRB R6,[R0, #+0]
\ 0000006A B610 ASRS R6,R6,#+2
\ 0000006C .... LDR.N R7,??DataTable22_6 ;; 0xe000e400
\ 0000006E 47F82620 STR R2,[R7, R6, LSL #+2]
149
150 /* Enable the Selected IRQ Channels --------------------------------------*/
151 NVIC->ISER[(NVIC_InitStruct->NVIC_IRQChannel >> 0x05)] =
152 (u32)0x01 << (NVIC_InitStruct->NVIC_IRQChannel & (u8)0x1F);
\ 00000072 0678 LDRB R6,[R0, #+0]
\ 00000074 7611 ASRS R6,R6,#+5
\ 00000076 .... LDR.N R7,??DataTable22_18 ;; 0xe000e100
\ 00000078 5FF0010C MOVS R12,#+1
\ 0000007C 90F800E0 LDRB LR,[R0, #+0]
\ 00000080 1EF01F0E ANDS LR,LR,#0x1F
\ 00000084 1CFA0EFC LSLS R12,R12,LR
\ 00000088 47F826C0 STR R12,[R7, R6, LSL #+2]
\ 0000008C 0CE0 B.N ??NVIC_Init_1
153 }
154 else
155 {
156 /* Disable the Selected IRQ Channels -------------------------------------*/
157 NVIC->ICER[(NVIC_InitStruct->NVIC_IRQChannel >> 0x05)] =
158 (u32)0x01 << (NVIC_InitStruct->NVIC_IRQChannel & (u8)0x1F);
\ ??NVIC_Init_0:
\ 0000008E 0678 LDRB R6,[R0, #+0]
\ 00000090 7611 ASRS R6,R6,#+5
\ 00000092 .... LDR.N R7,??DataTable22 ;; 0xe000e180
\ 00000094 5FF0010C MOVS R12,#+1
\ 00000098 90F800E0 LDRB LR,[R0, #+0]
\ 0000009C 1EF01F0E ANDS LR,LR,#0x1F
\ 000000A0 1CFA0EFC LSLS R12,R12,LR
\ 000000A4 47F826C0 STR R12,[R7, R6, LSL #+2]
159 }
160 }
\ ??NVIC_Init_1:
\ 000000A8 F0BD POP {R4-R7,PC} ;; return
161
162 /*******************************************************************************
163 * Function Name : NVIC_StructInit
164 * Description : Fills each NVIC_InitStruct member with its default value.
165 * Input : - NVIC_InitStruct: pointer to a NVIC_InitTypeDef structure which
166 * will be initialized.
167 * Output : None
168 * Return : None
169 *******************************************************************************/
\ In section .text, align 2, keep-with-next
170 void NVIC_StructInit(NVIC_InitTypeDef* NVIC_InitStruct)
171 {
172 /* NVIC_InitStruct members default value */
173 NVIC_InitStruct->NVIC_IRQChannel = 0x00;
\ NVIC_StructInit:
\ 00000000 0021 MOVS R1,#+0
\ 00000002 0170 STRB R1,[R0, #+0]
174 NVIC_InitStruct->NVIC_IRQChannelPreemptionPriority = 0x00;
\ 00000004 0021 MOVS R1,#+0
\ 00000006 4170 STRB R1,[R0, #+1]
175 NVIC_InitStruct->NVIC_IRQChannelSubPriority = 0x00;
\ 00000008 0021 MOVS R1,#+0
\ 0000000A 8170 STRB R1,[R0, #+2]
176 NVIC_InitStruct->NVIC_IRQChannelCmd = DISABLE;
\ 0000000C 0021 MOVS R1,#+0
\ 0000000E C170 STRB R1,[R0, #+3]
177 }
\ 00000010 7047 BX LR ;; return
178
179 /*******************************************************************************
180 * Function Name : NVIC_SETPRIMASK
181 * Description : Enables the PRIMASK priority: Raises the execution priority to 0.
182 * Input : None
183 * Output : None
184 * Return : None
185 *******************************************************************************/
\ In section .text, align 2, keep-with-next
186 void NVIC_SETPRIMASK(void)
187 {
\ NVIC_SETPRIMASK:
\ 00000000 80B5 PUSH {R7,LR}
188 __SETPRIMASK();
\ 00000002 ........ BL __SETPRIMASK
189 }
\ 00000006 01BD POP {R0,PC} ;; return
190
191 /*******************************************************************************
192 * Function Name : NVIC_RESETPRIMASK
193 * Description : Disables the PRIMASK priority.
194 * Input : None
195 * Output : None
196 * Return : None
197 *******************************************************************************/
\ In section .text, align 2, keep-with-next
198 void NVIC_RESETPRIMASK(void)
199 {
\ NVIC_RESETPRIMASK:
\ 00000000 80B5 PUSH {R7,LR}
200 __RESETPRIMASK();
\ 00000002 ........ BL __RESETPRIMASK
201 }
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