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最初始的空版本，板子验证过没问题
2024-06-17 13:11:56 +08:00
//#############################################################################
//
// FILE: device.c
//
// TITLE: Device setup for examples.
//
//#############################################################################
//
// $Release Date: $
// $Copyright:
// Copyright (C) 2013-2023 Texas Instruments Incorporated - http://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.
// $
//#############################################################################
//
// Included Files
//
#include "device.h"
#include "driverlib.h"
#include "inc/hw_ipc.h"
#ifdef CMDTOOL
#include "device_cmd.h"
#endif
#ifdef __cplusplus
using std::memcpy;
#endif
#define PASS 0
#define FAIL 1
uint32_t Example_Result = FAIL;
uint32_t Example_PassCount = 0;
uint32_t Example_Fail = 0;
//*****************************************************************************
//
// Function to initialize the device. Primarily initializes system control to a
// known state by disabling the watchdog, setting up the SYSCLKOUT frequency,
// and enabling the clocks to the peripherals.
//
//*****************************************************************************
void Device_init(void)
{
//
// Disable the watchdog
//
SysCtl_disableWatchdog();
#ifdef CMDTOOL
CMD_init();
#endif
#ifdef _FLASH
#ifndef CMDTOOL
//
// Copy time critical code and flash setup code to RAM. This includes the
// following functions: InitFlash();
//
// The RamfuncsLoadStart, RamfuncsLoadSize, and RamfuncsRunStart symbols
// are created by the linker. Refer to the device .cmd file.
//
memcpy(&RamfuncsRunStart, &RamfuncsLoadStart, (size_t)&RamfuncsLoadSize);
#endif
//
// Call Flash Initialization to setup flash waitstates. This function must
// reside in RAM.
//
Flash_initModule(FLASH0CTRL_BASE, FLASH0ECC_BASE, DEVICE_FLASH_WAITSTATES);
#endif
#ifdef CPU1
//
// Configure Analog Trim in case of untrimmed or TMX sample
//
if((SysCtl_getDeviceParametric(SYSCTL_DEVICE_QUAL) == 0x0U) &&
(HWREGH(ANALOGSUBSYS_BASE + ASYSCTL_O_ANAREFTRIMA) == 0x0U))
{
Device_configureTMXAnalogTrim();
}
//
// Set up PLL control and clock dividers
//
SysCtl_setClock(DEVICE_SETCLOCK_CFG);
//
// Make sure the LSPCLK divider is set to the default (divide by 4)
//
SysCtl_setLowSpeedClock(SYSCTL_LSPCLK_PRESCALE_4);
//
// These asserts will check that the #defines for the clock rates in
// device.h match the actual rates that have been configured. If they do
// not match, check that the calculations of DEVICE_SYSCLK_FREQ and
// DEVICE_LSPCLK_FREQ are accurate. Some examples will not perform as
// expected if these are not correct.
//
ASSERT(SysCtl_getClock(DEVICE_OSCSRC_FREQ) == DEVICE_SYSCLK_FREQ);
ASSERT(SysCtl_getLowSpeedClock(DEVICE_OSCSRC_FREQ) == DEVICE_LSPCLK_FREQ);
#ifndef _FLASH
//
// Call Device_cal function when run using debugger
// This function is called as part of the Boot code. The function is called
// in the Device_init function since during debug time resets, the boot code
// will not be executed and the gel script will reinitialize all the
// registers and the calibrated values will be lost.
// Sysctl_deviceCal is a wrapper function for Device_Cal
//
SysCtl_deviceCal();
#endif
#endif
//
// Turn on all peripherals
//
Device_enableAllPeripherals();
//
// Initialize result parameter as FAIL
//
Example_Result = FAIL;
}
//*****************************************************************************
//
// Function to turn on all peripherals, enabling reads and writes to the
// peripherals' registers.
//
// Note that to reduce power, unused peripherals should be disabled.
//
//*****************************************************************************
void Device_enableAllPeripherals(void)
{
SysCtl_enablePeripheral(SYSCTL_PERIPH_CLK_CLA1);
SysCtl_enablePeripheral(SYSCTL_PERIPH_CLK_DMA);
SysCtl_enablePeripheral(SYSCTL_PERIPH_CLK_TIMER0);
SysCtl_enablePeripheral(SYSCTL_PERIPH_CLK_TIMER1);
SysCtl_enablePeripheral(SYSCTL_PERIPH_CLK_TIMER2);
#ifdef CPU1
SysCtl_enablePeripheral(SYSCTL_PERIPH_CLK_HRPWM);
#endif
SysCtl_enablePeripheral(SYSCTL_PERIPH_CLK_TBCLKSYNC);
#ifdef CPU1
SysCtl_enablePeripheral(SYSCTL_PERIPH_CLK_EMIF1);
SysCtl_enablePeripheral(SYSCTL_PERIPH_CLK_EMIF2);
#endif
SysCtl_enablePeripheral(SYSCTL_PERIPH_CLK_EPWM1);
SysCtl_enablePeripheral(SYSCTL_PERIPH_CLK_EPWM2);
SysCtl_enablePeripheral(SYSCTL_PERIPH_CLK_EPWM3);
SysCtl_enablePeripheral(SYSCTL_PERIPH_CLK_EPWM4);
SysCtl_enablePeripheral(SYSCTL_PERIPH_CLK_EPWM5);
SysCtl_enablePeripheral(SYSCTL_PERIPH_CLK_EPWM6);
SysCtl_enablePeripheral(SYSCTL_PERIPH_CLK_EPWM7);
SysCtl_enablePeripheral(SYSCTL_PERIPH_CLK_EPWM8);
SysCtl_enablePeripheral(SYSCTL_PERIPH_CLK_EPWM9);
SysCtl_enablePeripheral(SYSCTL_PERIPH_CLK_EPWM10);
SysCtl_enablePeripheral(SYSCTL_PERIPH_CLK_EPWM11);
SysCtl_enablePeripheral(SYSCTL_PERIPH_CLK_EPWM12);
SysCtl_enablePeripheral(SYSCTL_PERIPH_CLK_ECAP1);
SysCtl_enablePeripheral(SYSCTL_PERIPH_CLK_ECAP2);
SysCtl_enablePeripheral(SYSCTL_PERIPH_CLK_ECAP3);
SysCtl_enablePeripheral(SYSCTL_PERIPH_CLK_ECAP4);
SysCtl_enablePeripheral(SYSCTL_PERIPH_CLK_ECAP5);
SysCtl_enablePeripheral(SYSCTL_PERIPH_CLK_ECAP6);
SysCtl_enablePeripheral(SYSCTL_PERIPH_CLK_EQEP1);
SysCtl_enablePeripheral(SYSCTL_PERIPH_CLK_EQEP2);
SysCtl_enablePeripheral(SYSCTL_PERIPH_CLK_EQEP3);
SysCtl_enablePeripheral(SYSCTL_PERIPH_CLK_SD1);
SysCtl_enablePeripheral(SYSCTL_PERIPH_CLK_SD2);
SysCtl_enablePeripheral(SYSCTL_PERIPH_CLK_SCIA);
SysCtl_enablePeripheral(SYSCTL_PERIPH_CLK_SCIB);
SysCtl_enablePeripheral(SYSCTL_PERIPH_CLK_SCIC);
SysCtl_enablePeripheral(SYSCTL_PERIPH_CLK_SCID);
SysCtl_enablePeripheral(SYSCTL_PERIPH_CLK_SPIA);
SysCtl_enablePeripheral(SYSCTL_PERIPH_CLK_SPIB);
SysCtl_enablePeripheral(SYSCTL_PERIPH_CLK_SPIC);
SysCtl_enablePeripheral(SYSCTL_PERIPH_CLK_I2CA);
SysCtl_enablePeripheral(SYSCTL_PERIPH_CLK_I2CB);
SysCtl_enablePeripheral(SYSCTL_PERIPH_CLK_CANA);
SysCtl_enablePeripheral(SYSCTL_PERIPH_CLK_CANB);
SysCtl_enablePeripheral(SYSCTL_PERIPH_CLK_MCBSPA);
SysCtl_enablePeripheral(SYSCTL_PERIPH_CLK_MCBSPB);
#ifdef CPU1
SysCtl_enablePeripheral(SYSCTL_PERIPH_CLK_USBA);
SysCtl_enablePeripheral(SYSCTL_PERIPH_CLK_UPPA);
#endif
SysCtl_enablePeripheral(SYSCTL_PERIPH_CLK_ADCA);
SysCtl_enablePeripheral(SYSCTL_PERIPH_CLK_ADCB);
SysCtl_enablePeripheral(SYSCTL_PERIPH_CLK_ADCC);
SysCtl_enablePeripheral(SYSCTL_PERIPH_CLK_ADCD);
SysCtl_enablePeripheral(SYSCTL_PERIPH_CLK_CMPSS1);
SysCtl_enablePeripheral(SYSCTL_PERIPH_CLK_CMPSS2);
SysCtl_enablePeripheral(SYSCTL_PERIPH_CLK_CMPSS3);
SysCtl_enablePeripheral(SYSCTL_PERIPH_CLK_CMPSS4);
SysCtl_enablePeripheral(SYSCTL_PERIPH_CLK_CMPSS5);
SysCtl_enablePeripheral(SYSCTL_PERIPH_CLK_CMPSS6);
SysCtl_enablePeripheral(SYSCTL_PERIPH_CLK_CMPSS7);
SysCtl_enablePeripheral(SYSCTL_PERIPH_CLK_CMPSS8);
SysCtl_enablePeripheral(SYSCTL_PERIPH_CLK_DACA);
SysCtl_enablePeripheral(SYSCTL_PERIPH_CLK_DACB);
SysCtl_enablePeripheral(SYSCTL_PERIPH_CLK_DACC);
}
//*****************************************************************************
//
// Function to disable pin locks on GPIOs.
//
//*****************************************************************************
void Device_initGPIO(void)
{
//
// Disable pin locks.
//
GPIO_unlockPortConfig(GPIO_PORT_A, 0xFFFFFFFF);
GPIO_unlockPortConfig(GPIO_PORT_B, 0xFFFFFFFF);
GPIO_unlockPortConfig(GPIO_PORT_C, 0xFFFFFFFF);
GPIO_unlockPortConfig(GPIO_PORT_D, 0xFFFFFFFF);
GPIO_unlockPortConfig(GPIO_PORT_E, 0xFFFFFFFF);
GPIO_unlockPortConfig(GPIO_PORT_F, 0xFFFFFFFF);
//
// Enable GPIO Pullups
//
Device_enableUnbondedGPIOPullups();
}
//*****************************************************************************
//
// Function to enable pullups for the unbonded GPIOs on the 176PTP package:
// GPIOs Grp Bits
// 95-132 C 31
// D 31:0
// E 4:0
// 134-168 E 31:6
// F 8:0
//
//*****************************************************************************
void Device_enableUnbondedGPIOPullupsFor176Pin(void)
{
EALLOW;
HWREG(GPIOCTRL_BASE + GPIO_O_GPCPUD) = ~0x80000000U;
HWREG(GPIOCTRL_BASE + GPIO_O_GPDPUD) = ~0xFFFFFFF7U;
HWREG(GPIOCTRL_BASE + GPIO_O_GPEPUD) = ~0xFFFFFFDFU;
HWREG(GPIOCTRL_BASE + GPIO_O_GPFPUD) = ~0x000001FFU;
EDIS;
}
//*****************************************************************************
//
// Function to enable pullups for the unbonded GPIOs on the 100PZ package:
// GPIOs Grp Bits
// 0-1 A 1:0
// 5-9 A 9:5
// 22-40 A 31:22
// B 8:0
// 44-57 B 25:12
// 67-68 C 4:3
// 74-77 C 13:10
// 79-83 C 19:15
// 93-168 C 31:29
// D 31:0
// E 31:0
// F 8:0
//
//*****************************************************************************
void Device_enableUnbondedGPIOPullupsFor100Pin(void)
{
EALLOW;
HWREG(GPIOCTRL_BASE + GPIO_O_GPAPUD) = ~0xFFC003E3U;
HWREG(GPIOCTRL_BASE + GPIO_O_GPBPUD) = ~0x03FFF1FFU;
HWREG(GPIOCTRL_BASE + GPIO_O_GPCPUD) = ~0xE10FBC18U;
HWREG(GPIOCTRL_BASE + GPIO_O_GPDPUD) = ~0xFFFFFFF7U;
HWREG(GPIOCTRL_BASE + GPIO_O_GPEPUD) = ~0xFFFFFFFFU;
HWREG(GPIOCTRL_BASE + GPIO_O_GPFPUD) = ~0x000001FFU;
EDIS;
}
//*****************************************************************************
//
// Function to enable pullups for the unbonded GPIOs on the 100PZ or
// 176PTP package.
//
//*****************************************************************************
void Device_enableUnbondedGPIOPullups(void)
{
//
// bits 8-10 have pin count
//
uint16_t pinCount = ((HWREG(DEVCFG_BASE + SYSCTL_O_PARTIDL) &
(uint32_t)SYSCTL_PARTIDL_PIN_COUNT_M) >>
SYSCTL_PARTIDL_PIN_COUNT_S);
/*
* 5 = 100 pin
* 6 = 176 pin
* 7 = 337 pin
*/
if(pinCount == 5)
{
Device_enableUnbondedGPIOPullupsFor100Pin();
}
else if(pinCount == 6)
{
Device_enableUnbondedGPIOPullupsFor176Pin();
}
else
{
//
// Do nothing - this is 337 pin package
//
}
}
#ifdef CPU1
//*****************************************************************************
//
// Function to implement Analog trim of TMX devices
//
//*****************************************************************************
void Device_configureTMXAnalogTrim(void)
{
//
// Enable ADC clock
//
SysCtl_enablePeripheral(SYSCTL_PERIPH_CLK_ADCA);
SysCtl_enablePeripheral(SYSCTL_PERIPH_CLK_ADCB);
SysCtl_enablePeripheral(SYSCTL_PERIPH_CLK_ADCC);
SysCtl_enablePeripheral(SYSCTL_PERIPH_CLK_ADCD);
//
// Configure ADC reference trim for TMX devices
//
EALLOW;
HWREGH(ANALOGSUBSYS_BASE + ASYSCTL_O_ANAREFTRIMA) = 0x7BDDU;
HWREGH(ANALOGSUBSYS_BASE + ASYSCTL_O_ANAREFTRIMB) = 0x7BDDU;
HWREGH(ANALOGSUBSYS_BASE + ASYSCTL_O_ANAREFTRIMC) = 0x7BDDU;
HWREGH(ANALOGSUBSYS_BASE + ASYSCTL_O_ANAREFTRIMD) = 0x7BDDU;
//
// Configure ADC offset trim. The user should generate the trim values
// by following the instructions in the "ADC Zero Offset Calibration"
// section in device TRM. The below lines needs to be uncommented and
// updated with the correct trim values.
//
// HWREGH(ADCA_BASE + ADC_O_OFFTRIM) = 0x0U;
// HWREGH(ADCB_BASE + ADC_O_OFFTRIM) = 0x0U;
// HWREGH(ADCC_BASE + ADC_O_OFFTRIM) = 0x0U;
// HWREGH(ADCD_BASE + ADC_O_OFFTRIM) = 0x0U;
//
// Configure internal oscillator trim. If the internal oscillator trim
// contains all zeros, the user can adjust the lowest 10 bits of the
// oscillator trim register between 1 (minimum) and 1023 (maximum)
// while observing the system clock on the XCLOCKOUT pin. The below
// lines needs to be uncommented and updated with the correct trim values.
//
// if(HWREGH(ANALOGSUBSYS_BASE + ASYSCTL_O_INTOSC1TRIM) == 0x0U)
// {
// HWREGH(ANALOGSUBSYS_BASE + ASYSCTL_O_INTOSC1TRIM) = 0x0U;
// }
// if( HWREGH(ANALOGSUBSYS_BASE + ASYSCTL_O_INTOSC2TRIM) = 0x0U)
// {
// HWREGH(ANALOGSUBSYS_BASE + ASYSCTL_O_INTOSC2TRIM) = 0x0U;
// }
EDIS;
//
// Disable ADC clock
//
SysCtl_disablePeripheral(SYSCTL_PERIPH_CLK_ADCA);
SysCtl_disablePeripheral(SYSCTL_PERIPH_CLK_ADCB);
SysCtl_disablePeripheral(SYSCTL_PERIPH_CLK_ADCC);
SysCtl_disablePeripheral(SYSCTL_PERIPH_CLK_ADCD);
}
//*****************************************************************************
//! Executes a CPU02 control system bootloader.
//!
//! \param bootMode specifies which CPU02 control system boot mode to execute.
//!
//! This function will allow the CPU01 master system to boot the CPU02 control
//! system via the following modes: Boot to RAM, Boot to Flash, Boot via SPI,
//! SCI, I2C, or parallel I/O. This function blocks and waits until the
//! control system boot ROM is configured and ready to receive CPU01 to CPU02
//! IPC INT0 interrupts. It then blocks and waits until IPC INT0 and
//! IPC FLAG31 are available in the CPU02 boot ROM prior to sending the
//! command to execute the selected bootloader.
//!
//! The \e bootMode parameter accepts one of the following values:
//! - \b C1C2_BROM_BOOTMODE_BOOT_FROM_PARALLEL
//! - \b C1C2_BROM_BOOTMODE_BOOT_FROM_SCI
//! - \b C1C2_BROM_BOOTMODE_BOOT_FROM_SPI
//! - \b C1C2_BROM_BOOTMODE_BOOT_FROM_I2C
//! - \b C1C2_BROM_BOOTMODE_BOOT_FROM_CAN
//! - \b C1C2_BROM_BOOTMODE_BOOT_FROM_RAM
//! - \b C1C2_BROM_BOOTMODE_BOOT_FROM_FLASH
//!
//! \return 0 (success) if command is sent, or 1 (failure) if boot mode is
//! invalid and command was not sent.
//
//*****************************************************************************
uint16_t
Device_bootCPU2(uint32_t bootMode)
{
uint32_t bootStatus;
uint16_t pin;
uint16_t returnStatus = STATUS_PASS;
//
// If CPU2 has already booted, return a fail to let the application
// know that something is out of the ordinary.
//
bootStatus = HWREG(IPC_BASE + IPC_O_BOOTSTS) & 0x0000000FU;
if(bootStatus == C2_BOOTROM_BOOTSTS_C2TOC1_BOOT_CMD_ACK)
{
//
// Check if MSB is set as well
//
bootStatus = ((uint32_t)(HWREG(IPC_BASE + IPC_O_BOOTSTS) &
0x80000000U)) >> 31U;
if(bootStatus != 0)
{
returnStatus = STATUS_FAIL;
return returnStatus;
}
}
//
// Wait until CPU02 control system boot ROM is ready to receive
// CPU01 to CPU02 INT1 interrupts.
//
do
{
bootStatus = HWREG(IPC_BASE + IPC_O_BOOTSTS) &
C2_BOOTROM_BOOTSTS_SYSTEM_READY;
} while ((bootStatus != C2_BOOTROM_BOOTSTS_SYSTEM_READY));
//
// Loop until CPU02 control system IPC flags 1 and 32 are available
//
while (((HWREG(IPC_BASE + IPC_O_FLG) & IPC_FLG_IPC0) != 0U) ||
((HWREG(IPC_BASE + IPC_O_FLG) & IPC_FLG_IPC31) != 0U))
{
}
if (bootMode >= C1C2_BROM_BOOTMODE_BOOT_COMMAND_MAX_SUPPORT_VALUE)
{
returnStatus = STATUS_FAIL;
}
else
{
//
// Based on boot mode, enable pull-ups on peripheral pins and
// give GPIO pin control to CPU02 control system.
//
switch (bootMode)
{
case C1C2_BROM_BOOTMODE_BOOT_FROM_SCI:
//
//SCIA connected to CPU02
//
SysCtl_selectCPUForPeripheral(SYSCTL_CPUSEL5_SCI, 1,
SYSCTL_CPUSEL_CPU2);
//
//Allows CPU02 bootrom to take control of clock
//configuration registers
//
EALLOW;
HWREG(CLKCFG_BASE + SYSCTL_O_CLKSEM) = 0xA5A50000U;
HWREG(CLKCFG_BASE + SYSCTL_O_LOSPCP) = 0x0002U;
EDIS;
GPIO_setDirectionMode(29, GPIO_DIR_MODE_OUT);
GPIO_setQualificationMode(29, GPIO_QUAL_ASYNC);
GPIO_setPinConfig(GPIO_29_SCITXDA);
GPIO_setMasterCore(29, GPIO_CORE_CPU2);
GPIO_setDirectionMode(28, GPIO_DIR_MODE_IN);
GPIO_setQualificationMode(28, GPIO_QUAL_ASYNC);
GPIO_setPinConfig(GPIO_28_SCIRXDA);
GPIO_setMasterCore(28, GPIO_CORE_CPU2);
break;
case C1C2_BROM_BOOTMODE_BOOT_FROM_SPI:
//
//SPI-A connected to CPU02
//
SysCtl_selectCPUForPeripheral(SYSCTL_CPUSEL6_SPI, 1,
SYSCTL_CPUSEL_CPU2);
//
//Allows CPU02 bootrom to take control of clock configuration
// registers
//
EALLOW;
HWREG(CLKCFG_BASE + SYSCTL_O_CLKSEM) = 0xA5A50000U;
EDIS;
GPIO_setDirectionMode(16, GPIO_DIR_MODE_IN);
GPIO_setQualificationMode(16, GPIO_QUAL_ASYNC);
GPIO_setPinConfig(GPIO_16_SPISIMOA);
GPIO_setMasterCore(16, GPIO_CORE_CPU2);
GPIO_setDirectionMode(17, GPIO_DIR_MODE_IN);
GPIO_setQualificationMode(17, GPIO_QUAL_ASYNC);
GPIO_setPinConfig(GPIO_17_SPISOMIA);
GPIO_setMasterCore(17, GPIO_CORE_CPU2);
GPIO_setDirectionMode(18, GPIO_DIR_MODE_IN);
GPIO_setQualificationMode(18, GPIO_QUAL_ASYNC);
GPIO_setPinConfig(GPIO_18_SPICLKA);
GPIO_setMasterCore(18, GPIO_CORE_CPU2);
GPIO_setDirectionMode(19, GPIO_DIR_MODE_OUT);
GPIO_setQualificationMode(19, GPIO_QUAL_ASYNC);
GPIO_setPinConfig(GPIO_19_GPIO19);
GPIO_setMasterCore(19, GPIO_CORE_CPU2);
break;
case C1C2_BROM_BOOTMODE_BOOT_FROM_I2C:
//
//I2CA connected to CPU02
//
SysCtl_selectCPUForPeripheral(SYSCTL_CPUSEL7_I2C, 1,
SYSCTL_CPUSEL_CPU2);
//
//Allows CPU2 bootrom to take control of clock
//configuration registers
//
EALLOW;
HWREG(CLKCFG_BASE + SYSCTL_O_CLKSEM) = 0xA5A50000U;
HWREG(CLKCFG_BASE + SYSCTL_O_LOSPCP) = 0x0002U;
EDIS;
GPIO_setDirectionMode(32, GPIO_DIR_MODE_IN);
GPIO_setQualificationMode(32, GPIO_QUAL_ASYNC);
GPIO_setPinConfig(GPIO_32_SDAA);
GPIO_setMasterCore(32, GPIO_CORE_CPU2);
GPIO_setDirectionMode(33, GPIO_DIR_MODE_IN);
GPIO_setQualificationMode(33, GPIO_QUAL_ASYNC);
GPIO_setPinConfig(GPIO_33_SCLA);
GPIO_setMasterCore(33, GPIO_CORE_CPU2);
break;
case C1C2_BROM_BOOTMODE_BOOT_FROM_PARALLEL:
for(pin=58;pin<=65;pin++)
{
GPIO_setDirectionMode(pin, GPIO_DIR_MODE_IN);
GPIO_setQualificationMode(pin, GPIO_QUAL_ASYNC);
GPIO_setMasterCore(pin, GPIO_CORE_CPU2);
}
GPIO_setDirectionMode(69, GPIO_DIR_MODE_IN);
GPIO_setQualificationMode(69, GPIO_QUAL_ASYNC);
GPIO_setPinConfig(GPIO_69_GPIO69);
GPIO_setMasterCore(69, GPIO_CORE_CPU2);
GPIO_setDirectionMode(70, GPIO_DIR_MODE_IN);
GPIO_setQualificationMode(70, GPIO_QUAL_ASYNC);
GPIO_setPinConfig(GPIO_70_GPIO70);
GPIO_setMasterCore(70, GPIO_CORE_CPU2);
break;
case C1C2_BROM_BOOTMODE_BOOT_FROM_CAN:
//
//Set up the GPIO mux to bring out CANATX on GPIO71
//and CANARX on GPIO70
//
GPIO_unlockPortConfig(GPIO_PORT_C, 0xFFFFFFFFU);
GPIO_setMasterCore(71, GPIO_CORE_CPU2);
GPIO_setPinConfig(GPIO_71_CANTXA);
GPIO_setQualificationMode(71, GPIO_QUAL_ASYNC);
GPIO_setMasterCore(70, GPIO_CORE_CPU2);
GPIO_setPinConfig(GPIO_70_CANRXA);
GPIO_setQualificationMode(70, GPIO_QUAL_ASYNC);
GPIO_lockPortConfig(GPIO_PORT_C, 0xFFFFFFFFU);
//
// Set CANA Bit-Clock Source Select = SYSCLK and enable CAN
//
EALLOW;
HWREG(CLKCFG_BASE + SYSCTL_O_CLKSRCCTL2) &=
SYSCTL_CLKSRCCTL2_CANABCLKSEL_M;
EDIS;
SysCtl_enablePeripheral(SYSCTL_PERIPH_CLK_CANA);
break;
}
//
//CPU01 to CPU02 IPC Boot Mode Register
//
HWREG(IPC_BASE + IPC_O_BOOTMODE) = bootMode;
//
// CPU01 To CPU02 IPC Command Register
//
HWREG(IPC_BASE + IPC_O_SENDCOM) = BROM_IPC_EXECUTE_BOOTMODE_CMD;
//
// CPU01 to CPU02 IPC flag register
//
HWREG(IPC_BASE + IPC_O_SET) = 0x80000001U;
}
return returnStatus;
}
#endif // #ifdef CPU1
//*****************************************************************************
//
// Error handling function to be called when an ASSERT is violated
//
//*****************************************************************************
void __error__(const char *filename, uint32_t line)
{
//
// An ASSERT condition was evaluated as false. You can use the filename and
// line parameters to determine what went wrong.
//
ESTOP0;
}
void Example_setResultPass(void)
{
Example_Result = PASS;
}
void Example_setResultFail(void)
{
Example_Result = FAIL;
}
void Example_done(void)
{
while(1);
}