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31 ******************************************************************************/
32 /*****************************************************************************/
37 * This header file contains the identifiers and basic driver functions (or
38 * macros) that can be used to access the device. Other driver functions
39 * are defined in xgpiops.h.
42 * MODIFICATION HISTORY:
44 * Ver Who Date Changes
45 * ----- ---- -------- -------------------------------------------------
46 * 1.00a sv 01/15/10 First Release
47 * 1.02a hk 08/22/13 Added low level reset API function prototype and
48 * related constant definitions
49 * 3.00 kvn 02/13/15 Modified code for MISRA-C:2012 compliance.
52 ******************************************************************************/
53 #ifndef XGPIOPS_HW_H /* prevent circular inclusions */
54 #define XGPIOPS_HW_H /* by using protection macros */
58 #endif /* __cplusplus */
60 /***************************** Include Files *********************************/
62 #include "xil_types.h"
63 #include "xil_assert.h"
66 /************************** Constant Definitions *****************************/
68 /** @name Register offsets for the GPIO. Each register is 32 bits.
71 #define XGPIOPS_DATA_LSW_OFFSET 0x00000000U /* Mask and Data Register LSW, WO */
72 #define XGPIOPS_DATA_MSW_OFFSET 0x00000004U /* Mask and Data Register MSW, WO */
73 #define XGPIOPS_DATA_OFFSET 0x00000040U /* Data Register, RW */
74 #define XGPIOPS_DATA_RO_OFFSET 0x00000060U /* Data Register - Input, RO */
75 #define XGPIOPS_DIRM_OFFSET 0x00000204U /* Direction Mode Register, RW */
76 #define XGPIOPS_OUTEN_OFFSET 0x00000208U /* Output Enable Register, RW */
77 #define XGPIOPS_INTMASK_OFFSET 0x0000020CU /* Interrupt Mask Register, RO */
78 #define XGPIOPS_INTEN_OFFSET 0x00000210U /* Interrupt Enable Register, WO */
79 #define XGPIOPS_INTDIS_OFFSET 0x00000214U /* Interrupt Disable Register, WO*/
80 #define XGPIOPS_INTSTS_OFFSET 0x00000218U /* Interrupt Status Register, RO */
81 #define XGPIOPS_INTTYPE_OFFSET 0x0000021CU /* Interrupt Type Register, RW */
82 #define XGPIOPS_INTPOL_OFFSET 0x00000220U /* Interrupt Polarity Register, RW */
83 #define XGPIOPS_INTANY_OFFSET 0x00000224U /* Interrupt On Any Register, RW */
86 /** @name Register offsets for each Bank.
89 #define XGPIOPS_DATA_MASK_OFFSET 0x00000008U /* Data/Mask Registers offset */
90 #define XGPIOPS_DATA_BANK_OFFSET 0x00000004U /* Data Registers offset */
91 #define XGPIOPS_REG_MASK_OFFSET 0x00000040U /* Registers offset */
94 /* For backwards compatibility */
95 #define XGPIOPS_BYPM_MASK_OFFSET (u32)0x40
97 /** @name Interrupt type reset values for each bank
100 #ifdef XPAR_PSU_GPIO_0_BASEADDR
101 #define XGPIOPS_INTTYPE_BANK0_RESET 0x3FFFFFFFU
102 #define XGPIOPS_INTTYPE_BANK1_RESET 0x3FFFFFFFU
103 #define XGPIOPS_INTTYPE_BANK2_RESET 0x3FFFFFFFU
104 #define XGPIOPS_INTTYPE_BANK3_RESET 0xFFFFFFFFU
105 #define XGPIOPS_INTTYPE_BANK4_RESET 0xFFFFFFFFU
106 #define XGPIOPS_INTTYPE_BANK5_RESET 0xFFFFFFFFU
109 #define XGPIOPS_INTTYPE_BANK0_RESET 0xFFFFFFFFU
110 #define XGPIOPS_INTTYPE_BANK1_RESET 0x3FFFFFFFU
111 #define XGPIOPS_INTTYPE_BANK2_RESET 0xFFFFFFFFU
112 #define XGPIOPS_INTTYPE_BANK3_RESET 0xFFFFFFFFU
116 /**************************** Type Definitions *******************************/
118 /***************** Macros (Inline Functions) Definitions *********************/
120 /****************************************************************************/
123 * This macro reads the given register.
125 * @param BaseAddr is the base address of the device.
126 * @param RegOffset is the register offset to be read.
128 * @return The 32-bit value of the register
132 *****************************************************************************/
133 #define XGpioPs_ReadReg(BaseAddr, RegOffset) \
134 Xil_In32((BaseAddr) + (u32)(RegOffset))
136 /****************************************************************************/
139 * This macro writes to the given register.
141 * @param BaseAddr is the base address of the device.
142 * @param RegOffset is the offset of the register to be written.
143 * @param Data is the 32-bit value to write to the register.
149 *****************************************************************************/
150 #define XGpioPs_WriteReg(BaseAddr, RegOffset, Data) \
151 Xil_Out32((BaseAddr) + (u32)(RegOffset), (u32)(Data))
153 /************************** Function Prototypes ******************************/
155 void XGpioPs_ResetHw(u32 BaseAddress);
159 #endif /* __cplusplus */
161 #endif /* XGPIOPS_HW_H */