2 * @brief GIO Driver Definition File
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8 /* (c) Texas Instruments 2009-2012, All rights reserved. */
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10 #include "sys_common.h"
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16 * @brief GIO Base Register Definition
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18 * This structure is used to access the GIO module egisters.
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20 /** @typedef gioBASE_t
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21 * @brief GIO Register Frame Type Definition
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23 * This type is used to access the GIO Registers.
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25 typedef volatile struct gioBase
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27 uint32_t GCR0; /**< 0x0000: Global Control Register */
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28 uint32_t PWDN; /**< 0x0004: Power Down Register */
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29 uint32_t INTDET; /**< 0x0008: Interrupt Detect Regsiter*/
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30 uint32_t POL; /**< 0x000C: Interrupt Polarity Register */
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31 uint32_t INTENASET; /**< 0x0010: Interrupt Enable Set Register */
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32 uint32_t INTENACLR; /**< 0x0014: Interrupt Enable Clear Register */
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33 uint32_t LVLSET; /**< 0x0018: Interrupt Priority Set Register */
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34 uint32_t LVLCLR; /**< 0x001C: Interrupt Priority Clear Register */
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35 uint32_t FLG; /**< 0x0020: Interrupt Flag Register */
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36 uint32_t OFFSET0; /**< 0x0024: Interrupt Offset A Register */
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37 uint32_t OFFSET1; /**< 0x0028: Interrupt Offset B Register */
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42 * @brief GIO Port Register Definition
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44 /** @typedef gioPORT_t
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45 * @brief GIO Port Register Type Definition
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47 * This type is used to access the GIO Port Registers.
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49 typedef volatile struct gioPort
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51 uint32_t DIR; /**< 0x0000: Data Direction Register */
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52 uint32_t DIN; /**< 0x0004: Data Input Register */
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53 uint32_t DOUT; /**< 0x0008: Data Output Register */
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54 uint32_t DSET; /**< 0x000C: Data Output Set Register */
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55 uint32_t DCLR; /**< 0x0010: Data Output Clear Register */
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56 uint32_t PDR; /**< 0x0014: Open Drain Regsiter */
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57 uint32_t PULDIS; /**< 0x0018: Pullup Disable Register */
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58 uint32_t PSL; /**< 0x001C: Pull Up/Down Selection Register */
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63 * @brief GIO Register Frame Pointer
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65 * This pointer is used by the GIO driver to access the gio module registers.
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67 #define gioREG ((gioBASE_t *)0xFFF7BC00U)
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70 * @brief GIO Port (A) Register Pointer
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72 * Pointer used by the GIO driver to access PORTA
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74 #define gioPORTA ((gioPORT_t *)0xFFF7BC34U)
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77 * @brief GIO Port (B) Register Pointer
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79 * Pointer used by the GIO driver to access PORTB
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81 #define gioPORTB ((gioPORT_t *)0xFFF7BC54U)
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84 /* GIO Interface Functions */
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86 void gioSetDirection(gioPORT_t *port, uint32_t dir);
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87 void gioSetBit(gioPORT_t *port, uint32_t bit, uint32_t value);
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88 void gioSetPort(gioPORT_t *port, uint32_t value);
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89 uint32_t gioGetBit(gioPORT_t *port, uint32_t bit);
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90 uint32_t gioGetPort(gioPORT_t *port);
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91 void gioToggleBit(gioPORT_t *port, uint32_t bit);
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92 void gioEnableNotification(uint32_t bit);
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93 void gioDisableNotification(uint32_t bit);
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94 void gioNotification(int bit);
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