esbo_ds/fsfw
3
0
Fork 0
forked from fsfw/fsfw
Code Issues Pull Requests Releases Wiki Activity

removed interrupt class

Browse Source
This commit is contained in:
Robin Müller 2020-12-14 21:19:12 +01:00
parent 6911f91744
commit f604d621e8
2 changed files with 0 additions and 136 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

86
osal/rtems/Interrupt.cpp
View File

@ -1,86 +0,0 @@
#include "Interrupt.h"
extern "C" {
#include <bsp_flp/hw_timer/hw_timer.h>
#include <bsp_flp/hw_uart/hw_uart.h>
}
#include "RtemsBasic.h"
ReturnValue_t Interrupt::enableInterrupt(InterruptNumber_t interruptNumber) {
volatile uint32_t* irqMask = hw_irq_mask;
uint32_t expectedValue = *irqMask | (1 << interruptNumber);
*irqMask = expectedValue;
uint32_t tempValue = *irqMask;
if (tempValue == expectedValue) {
return HasReturnvaluesIF::RETURN_OK;
} else {
return HasReturnvaluesIF::RETURN_FAILED;
}
}
ReturnValue_t Interrupt::setInterruptServiceRoutine(IsrHandler_t handler,
InterruptNumber_t interrupt, IsrHandler_t* oldHandler) {
IsrHandler_t oldHandler_local;
if (oldHandler == NULL) {
oldHandler = &oldHandler_local;
}
//+ 0x10 comes because of trap type assignment to IRQs in UT699 processor
rtems_status_code status = rtems_interrupt_catch(handler, interrupt + 0x10,
oldHandler);
switch(status){
case RTEMS_SUCCESSFUL:
//ISR established successfully
return HasReturnvaluesIF::RETURN_OK;
case RTEMS_INVALID_NUMBER:
//illegal vector number
return HasReturnvaluesIF::RETURN_FAILED;
case RTEMS_INVALID_ADDRESS:
//illegal ISR entry point or invalid old_isr_handler
return HasReturnvaluesIF::RETURN_FAILED;
default:
return HasReturnvaluesIF::RETURN_FAILED;
}
}
ReturnValue_t Interrupt::disableInterrupt(InterruptNumber_t interruptNumber) {
//TODO Not implemented
return HasReturnvaluesIF::RETURN_FAILED;
}
//SHOULDDO: Make default values (edge, polarity) settable?
ReturnValue_t Interrupt::enableGpioInterrupt(InterruptNumber_t interrupt) {
volatile uint32_t* irqMask = hw_irq_mask;
uint32_t expectedValue = *irqMask | (1 << interrupt);
*irqMask = expectedValue;
uint32_t tempValue = *irqMask;
if (tempValue == expectedValue) {
volatile hw_gpio_port_t* ioPorts = hw_gpio_port;
ioPorts->direction &= ~(1 << interrupt); //Direction In
ioPorts->interrupt_edge |= 1 << interrupt; //Edge triggered
ioPorts->interrupt_polarity |= 1 << interrupt; //Trigger on rising edge
ioPorts->interrupt_mask |= 1 << interrupt; //Enable
return HasReturnvaluesIF::RETURN_OK;
} else {
return HasReturnvaluesIF::RETURN_FAILED;
}
}
ReturnValue_t Interrupt::disableGpioInterrupt(InterruptNumber_t interrupt) {
volatile uint32_t* irqMask = hw_irq_mask;
uint32_t expectedValue = *irqMask & ~(1 << interrupt);
*irqMask = expectedValue;
uint32_t tempValue = *irqMask;
if (tempValue == expectedValue) {
//Disable gpio IRQ
volatile hw_gpio_port_t* ioPorts = hw_gpio_port;
ioPorts->interrupt_mask &= ~(1 << interrupt);
return HasReturnvaluesIF::RETURN_OK;
} else {
return HasReturnvaluesIF::RETURN_FAILED;
}
}
bool Interrupt::isInterruptInProgress() {
return rtems_interrupt_is_in_progress();
}

50
osal/rtems/Interrupt.h
View File

@ -1,50 +0,0 @@
#ifndef OS_RTEMS_INTERRUPT_H_
#define OS_RTEMS_INTERRUPT_H_
#include "../../returnvalues/HasReturnvaluesIF.h"
#include <cstring>
#include <rtems.h>
typedef rtems_isr_entry IsrHandler_t;
typedef rtems_isr IsrReturn_t;
typedef rtems_vector_number InterruptNumber_t;
class Interrupt {
public:
virtual ~Interrupt(){};
/**
* Establishes a new interrupt service routine.
* @param handler The service routine to establish
* @param interrupt The interrupt (NOT trap type) the routine shall react to.
* @return RETURN_OK on success. Otherwise, the OS failure code is returned.
*/
static ReturnValue_t setInterruptServiceRoutine(IsrHandler_t handler,
InterruptNumber_t interrupt, IsrHandler_t *oldHandler = NULL);
static ReturnValue_t enableInterrupt(InterruptNumber_t interruptNumber);
static ReturnValue_t disableInterrupt(InterruptNumber_t interruptNumber);
/**
* Enables the interrupt given.
* The function tests, if the InterruptMask register was written successfully.
* @param interrupt The interrupt to enable.
* @return RETURN_OK if the interrupt was set successfully. RETURN_FAILED else.
*/
static ReturnValue_t enableGpioInterrupt(InterruptNumber_t interrupt);
/**
* Disables the interrupt given.
* @param interrupt The interrupt to disable.
* @return RETURN_OK if the interrupt was set successfully. RETURN_FAILED else.
*/
static ReturnValue_t disableGpioInterrupt(InterruptNumber_t interrupt);
/**
* Checks if the current executing context is an ISR.
* @return true if handling an interrupt, false else.
*/
static bool isInterruptInProgress();
};
#endif /* OS_RTEMS_INTERRUPT_H_ */