1 | /* |
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2 | * Copyright (c) 2013 Chris Nott. All rights reserved. |
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3 | * |
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4 | * Virtual Logic |
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5 | * 21-25 King St. |
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6 | * Rockdale NSW 2216 |
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7 | * Australia |
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8 | * <rtems@vl.com.au> |
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9 | * |
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10 | * The license and distribution terms for this file may be |
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11 | * found in the file LICENSE in this distribution or at |
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12 | * http://www.rtems.org/license/LICENSE. |
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13 | */ |
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14 | |
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15 | #ifndef LIBBSP_ARM_STM32F4_STM32F4XXXX_EXTI_H |
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16 | #define LIBBSP_ARM_STM32F4_STM32F4XXXX_EXTI_H |
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17 | |
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18 | #include <bsp/utility.h> |
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19 | |
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20 | #define EXTI_PORTA 0 |
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21 | #define EXTI_PORTB 1 |
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22 | #define EXTI_PORTC 2 |
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23 | #define EXTI_PORTD 3 |
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24 | #define EXTI_PORTE 4 |
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25 | #define EXTI_PORTF 5 |
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26 | #define EXTI_PORTG 6 |
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27 | #define EXTI_PORTH 7 |
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28 | #define EXTI_PORTI 8 |
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29 | |
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30 | #define STM32F4_EXTI_LINE22 BSP_BIT32(21) |
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31 | #define STM32F4_EXTI_LINE21 BSP_BIT32(21) |
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32 | #define STM32F4_EXTI_LINE20 BSP_BIT32(20) |
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33 | #define STM32F4_EXTI_LINE19 BSP_BIT32(19) |
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34 | #define STM32F4_EXTI_LINE18 BSP_BIT32(18) |
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35 | #define STM32F4_EXTI_LINE17 BSP_BIT32(17) |
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36 | #define STM32F4_EXTI_LINE16 BSP_BIT32(16) |
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37 | #define STM32F4_EXTI_LINE15 BSP_BIT32(15) |
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38 | #define STM32F4_EXTI_LINE14 BSP_BIT32(14) |
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39 | #define STM32F4_EXTI_LINE13 BSP_BIT32(13) |
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40 | #define STM32F4_EXTI_LINE12 BSP_BIT32(12) |
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41 | #define STM32F4_EXTI_LINE11 BSP_BIT32(11) |
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42 | #define STM32F4_EXTI_LINE10 BSP_BIT32(10) |
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43 | #define STM32F4_EXTI_LINE9 BSP_BIT32(9) |
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44 | #define STM32F4_EXTI_LINE8 BSP_BIT32(8) |
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45 | #define STM32F4_EXTI_LINE7 BSP_BIT32(7) |
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46 | #define STM32F4_EXTI_LINE6 BSP_BIT32(6) |
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47 | #define STM32F4_EXTI_LINE5 BSP_BIT32(5) |
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48 | #define STM32F4_EXTI_LINE4 BSP_BIT32(4) |
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49 | #define STM32F4_EXTI_LINE3 BSP_BIT32(3) |
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50 | #define STM32F4_EXTI_LINE2 BSP_BIT32(2) |
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51 | #define STM32F4_EXTI_LINE1 BSP_BIT32(1) |
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52 | #define STM32F4_EXTI_LINE0 BSP_BIT32(0) |
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53 | |
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54 | struct stm32f4_exti_s { |
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55 | uint32_t imr; // Interrupt mask |
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56 | uint32_t emr; // Event mask |
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57 | uint32_t rtsr; // Rising trigger selection |
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58 | uint32_t ftsr; // Falling trigger selection |
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59 | uint32_t swier; // Software interrupt event |
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60 | uint32_t pr; // Pending |
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61 | } __attribute__ ((packed)); |
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62 | typedef struct stm32f4_exti_s stm32f4_exti; |
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63 | |
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64 | #endif /* LIBBSP_ARM_STM32F4_STM32F4XXXX_EXTI_H */ |
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