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|
/** @file gio.c
* @brief GIO Driver Implementation File
* @date 11-Dec-2018
* @version 04.07.01
*
*/
/*
* Copyright (C) 2009-2018 Texas Instruments Incorporated - www.ti.com
*
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the
* distribution.
*
* Neither the name of Texas Instruments Incorporated nor the names of
* its contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
*/
/* USER CODE BEGIN (0) */
/* USER CODE END */
#include "gio.h"
#include "sys_vim.h"
/* USER CODE BEGIN (1) */
/* USER CODE END */
/** @fn void gioInit(void)
* @brief Initializes the GIO Driver
*
* This function initializes the GIO module and set the GIO ports
* to the initial values.
*/
/* SourceId : GIO_SourceId_001 */
/* DesignId : GIO_DesignId_001 */
/* Requirements : HL_SR26 */
void gioInit(void)
{
/* USER CODE BEGIN (2) */
/* USER CODE END */
/** bring GIO module out of reset */
gioREG->GCR0 = 1U;
gioREG->ENACLR = 0xFFU;
gioREG->LVLCLR = 0xFFU;
/** @b initialize @b Port @b A */
/** - Port A output values */
gioPORTA->DOUT = (uint32)((uint32)0U << 0U) /* Bit 0 */
| (uint32)((uint32)0U << 1U) /* Bit 1 */
| (uint32)((uint32)0U << 2U) /* Bit 2 */
| (uint32)((uint32)0U << 3U) /* Bit 3 */
| (uint32)((uint32)0U << 4U) /* Bit 4 */
| (uint32)((uint32)0U << 5U) /* Bit 5 */
| (uint32)((uint32)0U << 6U) /* Bit 6 */
| (uint32)((uint32)0U << 7U); /* Bit 7 */
/** - Port A direction */
gioPORTA->DIR = (uint32)((uint32)1U << 0U) /* Bit 0 */
| (uint32)((uint32)1U << 1U) /* Bit 1 */
| (uint32)((uint32)1U << 2U) /* Bit 2 */
| (uint32)((uint32)0U << 3U) /* Bit 3 */
| (uint32)((uint32)0U << 4U) /* Bit 4 */
| (uint32)((uint32)0U << 5U) /* Bit 5 */
| (uint32)((uint32)0U << 6U) /* Bit 6 */
| (uint32)((uint32)0U << 7U); /* Bit 7 */
/** - Port A open drain enable */
gioPORTA->PDR = (uint32)((uint32)0U << 0U) /* Bit 0 */
| (uint32)((uint32)0U << 1U) /* Bit 1 */
| (uint32)((uint32)0U << 2U) /* Bit 2 */
| (uint32)((uint32)0U << 3U) /* Bit 3 */
| (uint32)((uint32)0U << 4U) /* Bit 4 */
| (uint32)((uint32)0U << 5U) /* Bit 5 */
| (uint32)((uint32)0U << 6U) /* Bit 6 */
| (uint32)((uint32)0U << 7U); /* Bit 7 */
/** - Port A pullup / pulldown selection */
gioPORTA->PSL = (uint32)((uint32)0U << 0U) /* Bit 0 */
| (uint32)((uint32)0U << 1U) /* Bit 1 */
| (uint32)((uint32)0U << 2U) /* Bit 2 */
| (uint32)((uint32)0U << 3U) /* Bit 3 */
| (uint32)((uint32)0U << 4U) /* Bit 4 */
| (uint32)((uint32)0U << 5U) /* Bit 5 */
| (uint32)((uint32)0U << 6U) /* Bit 6 */
| (uint32)((uint32)0U << 7U); /* Bit 7 */
/** - Port A pullup / pulldown enable*/
gioPORTA->PULDIS = (uint32)((uint32)0U << 0U) /* Bit 0 */
| (uint32)((uint32)0U << 1U) /* Bit 1 */
| (uint32)((uint32)0U << 2U) /* Bit 2 */
| (uint32)((uint32)0U << 3U) /* Bit 3 */
| (uint32)((uint32)0U << 4U) /* Bit 4 */
| (uint32)((uint32)0U << 5U) /* Bit 5 */
| (uint32)((uint32)0U << 6U) /* Bit 6 */
| (uint32)((uint32)0U << 7U); /* Bit 7 */
/** @b initialize @b Port @b B */
/** - Port B output values */
gioPORTB->DOUT = (uint32)((uint32)0U << 0U) /* Bit 0 */
| (uint32)((uint32)0U << 1U) /* Bit 1 */
| (uint32)((uint32)0U << 2U) /* Bit 2 */
| (uint32)((uint32)0U << 3U) /* Bit 3 */
| (uint32)((uint32)0U << 4U) /* Bit 4 */
| (uint32)((uint32)0U << 5U) /* Bit 5 */
| (uint32)((uint32)0U << 6U) /* Bit 6 */
| (uint32)((uint32)0U << 7U); /* Bit 7 */
/** - Port B direction */
gioPORTB->DIR = (uint32)((uint32)0U << 0U) /* Bit 0 */
| (uint32)((uint32)1U << 1U) /* Bit 1 */
| (uint32)((uint32)1U << 2U) /* Bit 2 */
| (uint32)((uint32)0U << 3U) /* Bit 3 */
| (uint32)((uint32)0U << 4U) /* Bit 4 */
| (uint32)((uint32)0U << 5U) /* Bit 5 */
| (uint32)((uint32)0U << 6U) /* Bit 6 */
| (uint32)((uint32)0U << 7U); /* Bit 7 */
/** - Port B open drain enable */
gioPORTB->PDR = (uint32)((uint32)0U << 0U) /* Bit 0 */
| (uint32)((uint32)0U << 1U) /* Bit 1 */
| (uint32)((uint32)0U << 2U) /* Bit 2 */
| (uint32)((uint32)0U << 3U) /* Bit 3 */
| (uint32)((uint32)0U << 4U) /* Bit 4 */
| (uint32)((uint32)0U << 5U) /* Bit 5 */
| (uint32)((uint32)0U << 6U) /* Bit 6 */
| (uint32)((uint32)0U << 7U); /* Bit 7 */
/** - Port B pullup / pulldown selection */
gioPORTB->PSL = (uint32)((uint32)0U << 0U) /* Bit 0 */
| (uint32)((uint32)0U << 1U) /* Bit 1 */
| (uint32)((uint32)0U << 2U) /* Bit 2 */
| (uint32)((uint32)0U << 3U) /* Bit 3 */
| (uint32)((uint32)0U << 4U) /* Bit 4 */
| (uint32)((uint32)0U << 5U) /* Bit 5 */
| (uint32)((uint32)0U << 6U) /* Bit 6 */
| (uint32)((uint32)0U << 7U); /* Bit 7 */
/** - Port B pullup / pulldown enable*/
gioPORTB->PULDIS = (uint32)((uint32)0U << 0U) /* Bit 0 */
| (uint32)((uint32)0U << 1U) /* Bit 1 */
| (uint32)((uint32)0U << 2U) /* Bit 2 */
| (uint32)((uint32)0U << 3U) /* Bit 3 */
| (uint32)((uint32)0U << 4U) /* Bit 4 */
| (uint32)((uint32)0U << 5U) /* Bit 5 */
| (uint32)((uint32)0U << 6U) /* Bit 6 */
| (uint32)((uint32)0U << 7U); /* Bit 7 */
/* USER CODE BEGIN (3) */
/* USER CODE END */
/** @b initialize @b interrupts */
/** - interrupt polarity */
gioREG->POL = (uint32)((uint32)0U << 0U) /* Bit 0 */
| (uint32)((uint32)0U << 1U) /* Bit 1 */
| (uint32)((uint32)0U << 2U) /* Bit 2 */
| (uint32)((uint32)0U << 3U) /* Bit 3 */
| (uint32)((uint32)0U << 4U) /* Bit 4 */
| (uint32)((uint32)0U << 5U) /* Bit 5 */
| (uint32)((uint32)0U << 6U) /* Bit 6 */
| (uint32)((uint32)0U << 7U) /* Bit 7 */
| (uint32)((uint32)0U << 8U) /* Bit 8 */
| (uint32)((uint32)0U << 9U) /* Bit 9 */
| (uint32)((uint32)0U << 10U) /* Bit 10 */
| (uint32)((uint32)0U << 11U) /* Bit 11 */
| (uint32)((uint32)0U << 12U) /* Bit 12 */
| (uint32)((uint32)0U << 13U) /* Bit 13 */
| (uint32)((uint32)0U << 14U) /* Bit 14 */
| (uint32)((uint32)0U << 15U); /* Bit 15 */
/** - interrupt level */
gioREG->LVLSET = (uint32)((uint32)0U << 0U) /* Bit 0 */
| (uint32)((uint32)0U << 1U) /* Bit 1 */
| (uint32)((uint32)0U << 2U) /* Bit 2 */
| (uint32)((uint32)0U << 3U) /* Bit 3 */
| (uint32)((uint32)0U << 4U) /* Bit 4 */
| (uint32)((uint32)0U << 5U) /* Bit 5 */
| (uint32)((uint32)0U << 6U) /* Bit 6 */
| (uint32)((uint32)0U << 7U) /* Bit 7 */
| (uint32)((uint32)0U << 8U) /* Bit 8 */
| (uint32)((uint32)0U << 9U) /* Bit 9 */
| (uint32)((uint32)0U << 10U) /* Bit 10 */
| (uint32)((uint32)0U << 11U) /* Bit 11 */
| (uint32)((uint32)0U << 12U) /* Bit 12 */
| (uint32)((uint32)0U << 13U) /* Bit 13 */
| (uint32)((uint32)0U << 14U) /* Bit 14 */
| (uint32)((uint32)0U << 15U); /* Bit 15 */
/** - clear all pending interrupts */
gioREG->FLG = 0xFFU;
/** - enable interrupts */
gioREG->ENASET = (uint32)((uint32)0U << 0U) /* Bit 0 */
| (uint32)((uint32)0U << 1U) /* Bit 1 */
| (uint32)((uint32)0U << 2U) /* Bit 2 */
| (uint32)((uint32)0U << 3U) /* Bit 3 */
| (uint32)((uint32)0U << 4U) /* Bit 4 */
| (uint32)((uint32)0U << 5U) /* Bit 5 */
| (uint32)((uint32)0U << 6U) /* Bit 6 */
| (uint32)((uint32)0U << 7U) /* Bit 7 */
| (uint32)((uint32)0U << 8U) /* Bit 8 */
| (uint32)((uint32)0U << 9U) /* Bit 9 */
| (uint32)((uint32)0U << 10U) /* Bit 10 */
| (uint32)((uint32)0U << 11U) /* Bit 11 */
| (uint32)((uint32)0U << 12U) /* Bit 12 */
| (uint32)((uint32)0U << 13U) /* Bit 13 */
| (uint32)((uint32)0U << 14U) /* Bit 14 */
| (uint32)((uint32)0U << 15U); /* Bit 15 */
/* USER CODE BEGIN (4) */
/* USER CODE END */
}
/** @fn void gioSetDirection(gioPORT_t *port, uint32 dir)
* @brief Set Port Direction
* @param[in] port pointer to GIO port:
* - gioPORTA: PortA pointer
* - gioPORTB: PortB pointer
* @param[in] dir value to write to DIR register
*
* Set the direction of GIO pins at runtime.
*/
/* SourceId : GIO_SourceId_002 */
/* DesignId : GIO_DesignId_002 */
/* Requirements : HL_SR27 */
void gioSetDirection(gioPORT_t *port, uint32 dir)
{
port->DIR = dir;
}
/** @fn void gioSetBit(gioPORT_t *port, uint32 bit, uint32 value)
* @brief Write Bit
* @param[in] port pointer to GIO port:
* - gioPORTA: PortA pointer
* - gioPORTB: PortB pointer
* @param[in] bit number 0-7 that specifies the bit to be written to.
* - 0: LSB
* - 7: MSB
* @param[in] value binary value to write to bit
*
* Writes a value to the specified pin of the given GIO port
*/
/* SourceId : GIO_SourceId_003 */
/* DesignId : GIO_DesignId_003 */
/* Requirements : HL_SR28 */
void gioSetBit(gioPORT_t *port, uint32 bit, uint32 value)
{
/* USER CODE BEGIN (5) */
/* USER CODE END */
if (value != 0U)
{
port->DSET = (uint32)1U << bit;
}
else
{
port->DCLR = (uint32)1U << bit;
}
}
/** @fn void gioSetPort(gioPORT_t *port, uint32 value)
* @brief Write Port Value
* @param[in] port pointer to GIO port:
* - gioPORTA: PortA pointer
* - gioPORTB: PortB pointer
* @param[in] value value to write to port
*
* Writes a value to all pin of a given GIO port
*/
/* SourceId : GIO_SourceId_004 */
/* DesignId : GIO_DesignId_004 */
/* Requirements : HL_SR29 */
void gioSetPort(gioPORT_t *port, uint32 value)
{
/* USER CODE BEGIN (6) */
/* USER CODE END */
port->DOUT = value;
/* USER CODE BEGIN (7) */
/* USER CODE END */
}
/** @fn uint32 gioGetBit(gioPORT_t *port, uint32 bit)
* @brief Read Bit
* @param[in] port pointer to GIO port:
* - gioPORTA: PortA pointer
* - gioPORTB: PortB pointer
* @param[in] bit number 0-7 that specifies the bit to be written to.
* - 0: LSB
* - 7: MSB
*
* Reads a the current value from the specified pin of the given GIO port
*/
/* SourceId : GIO_SourceId_005 */
/* DesignId : GIO_DesignId_005 */
/* Requirements : HL_SR30 */
uint32 gioGetBit(gioPORT_t *port, uint32 bit)
{
/* USER CODE BEGIN (8) */
/* USER CODE END */
return (port->DIN >> bit) & 1U;
}
/** @fn uint32 gioGetPort(gioPORT_t *port)
* @brief Read Port Value
* @param[in] port pointer to GIO port:
* - gioPORTA: PortA pointer
* - gioPORTB: PortB pointer
*
* Reads a the current value of a given GIO port
*/
/* SourceId : GIO_SourceId_006 */
/* DesignId : GIO_DesignId_006 */
/* Requirements : HL_SR31 */
uint32 gioGetPort(gioPORT_t *port)
{
/* USER CODE BEGIN (9) */
/* USER CODE END */
return port->DIN;
}
/** @fn void gioToggleBit(gioPORT_t *port, uint32 bit)
* @brief Write Bit
* @param[in] port pointer to GIO port:
* - gioPORTA: PortA pointer
* - gioPORTB: PortB pointer
* @param[in] bit number 0-7 that specifies the bit to be written to.
* - 0: LSB
* - 7: MSB
*
* Toggle a value to the specified pin of the given GIO port
*/
/* SourceId : GIO_SourceId_007 */
/* DesignId : GIO_DesignId_007 */
/* Requirements : HL_SR32 */
void gioToggleBit(gioPORT_t *port, uint32 bit)
{
/* USER CODE BEGIN (10) */
/* USER CODE END */
if ((port->DIN & (uint32)((uint32)1U << bit)) != 0U)
{
port->DCLR = (uint32)1U << bit;
}
else
{
port->DSET = (uint32)1U << bit;
}
}
/** @fn void gioEnableNotification(uint32 bit)
* @brief Enable Interrupt
* @param[in] port pointer to GIO port:
* - gioPORTA: PortA pointer
* - gioPORTB: PortB pointer
* @param[in] bit interrupt pin to enable
* - 0: LSB
* - 7: MSB
*
* Enables an interrupt pin of selected port
*/
/* SourceId : GIO_SourceId_008 */
/* DesignId : GIO_DesignId_008 */
/* Requirements : HL_SR33 */
void gioEnableNotification(gioPORT_t *port, uint32 bit)
{
/* USER CODE BEGIN (11) */
/* USER CODE END */
if (port == gioPORTA)
{
gioREG->ENASET = (uint32)1U << bit;
}
else if (port == gioPORTB)
{
gioREG->ENASET = (uint32)1U << (bit + 8U);
}
else
{
/* Empty */
}
}
/** @fn void gioDisableNotification(uint32 bit)
* @brief Disable Interrupt
* @param[in] port pointer to GIO port:
* - gioPORTA: PortA pointer
* - gioPORTB: PortB pointer
* @param[in] bit interrupt pin to enable
* - 0: LSB
* - 7: MSB
*
* Disables an interrupt pin of selected port
*/
/* SourceId : GIO_SourceId_009 */
/* DesignId : GIO_DesignId_009 */
/* Requirements : HL_SR34 */
void gioDisableNotification(gioPORT_t *port, uint32 bit)
{
/* USER CODE BEGIN (12) */
/* USER CODE END */
if (port == gioPORTA)
{
gioREG->ENACLR = (uint32)1U << bit;
}
else if (port == gioPORTB)
{
gioREG->ENACLR = (uint32)1U << (bit + 8U);
}
else
{
/* Empty */
}
}
/** @fn void gioGetConfigValue(gio_config_reg_t *config_reg, config_value_type_t type)
* @brief Get the initial or current values of the configuration registers
*
* @param[in] *config_reg: pointer to the struct to which the initial or current
* value of the configuration registers need to be stored
* @param[in] type: whether initial or current value of the configuration registers need to be stored
* - InitialValue: initial value of the configuration registers will be stored
* in the struct pointed by config_reg
* - CurrentValue: initial value of the configuration registers will be stored
* in the struct pointed by config_reg
*
* This function will copy the initial or current value (depending on the parameter 'type')
* of the configuration registers to the struct pointed by config_reg
*
*/
/* SourceId : GIO_SourceId_010 */
/* DesignId : GIO_DesignId_010 */
/* Requirements : HL_SR37 */
void gioGetConfigValue(gio_config_reg_t *config_reg, config_value_type_t type)
{
if (type == InitialValue)
{
config_reg->CONFIG_INTDET = GIO_INTDET_CONFIGVALUE;
config_reg->CONFIG_POL = GIO_POL_CONFIGVALUE;
config_reg->CONFIG_INTENASET = GIO_INTENASET_CONFIGVALUE;
config_reg->CONFIG_LVLSET = GIO_LVLSET_CONFIGVALUE;
config_reg->CONFIG_PORTADIR = GIO_PORTADIR_CONFIGVALUE;
config_reg->CONFIG_PORTAPDR = GIO_PORTAPDR_CONFIGVALUE;
config_reg->CONFIG_PORTAPSL = GIO_PORTAPSL_CONFIGVALUE;
config_reg->CONFIG_PORTAPULDIS = GIO_PORTAPULDIS_CONFIGVALUE;
config_reg->CONFIG_PORTBDIR = GIO_PORTBDIR_CONFIGVALUE;
config_reg->CONFIG_PORTBPDR = GIO_PORTBPDR_CONFIGVALUE;
config_reg->CONFIG_PORTBPSL = GIO_PORTBPSL_CONFIGVALUE;
config_reg->CONFIG_PORTBPULDIS = GIO_PORTBPULDIS_CONFIGVALUE;
}
else
{
/*SAFETYMCUSW 134 S MR:12.2 <APPROVED> "LDRA Tool issue" */
config_reg->CONFIG_INTDET = gioREG->INTDET;
config_reg->CONFIG_POL = gioREG->POL;
config_reg->CONFIG_INTENASET = gioREG->ENASET;
config_reg->CONFIG_LVLSET = gioREG->LVLSET;
config_reg->CONFIG_PORTADIR = gioPORTA->DIR;
config_reg->CONFIG_PORTAPDR = gioPORTA->PDR;
config_reg->CONFIG_PORTAPSL = gioPORTA->PSL;
config_reg->CONFIG_PORTAPULDIS = gioPORTA->PULDIS;
/*SAFETYMCUSW 134 S MR:12.2 <APPROVED> "LDRA Tool issue" */
config_reg->CONFIG_PORTBDIR = gioPORTB->DIR;
config_reg->CONFIG_PORTBPDR = gioPORTB->PDR;
config_reg->CONFIG_PORTBPSL = gioPORTB->PSL;
config_reg->CONFIG_PORTBPULDIS = gioPORTB->PULDIS;
}
}
/* USER CODE BEGIN (19) */
/* USER CODE END */
|
