mirror of
https://bitbucket.org/librepilot/librepilot.git
synced 2024-12-01 09:24:10 +01:00
Merge branch 'overo_control' into revo
This commit is contained in:
commit
7492d34d25
@ -31,6 +31,7 @@
|
||||
*/
|
||||
|
||||
#include "openpilot.h"
|
||||
#include "hwsettings.h"
|
||||
#include "overosync.h"
|
||||
#include "overosyncstats.h"
|
||||
#include "systemstats.h"
|
||||
@ -49,17 +50,14 @@ static UAVTalkConnection uavTalkCon;
|
||||
static xTaskHandle overoSyncTaskHandle;
|
||||
volatile bool buffer_swap_failed;
|
||||
volatile uint32_t buffer_swap_timeval;
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||||
static bool overoEnabled;
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||||
|
||||
// Private functions
|
||||
static void overoSyncTask(void *parameters);
|
||||
static int32_t packData(uint8_t * data, int32_t length);
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||||
static int32_t transmitData();
|
||||
static void transmitDataDone(bool crc_ok, uint8_t crc_val);
|
||||
static void transmitDataDone(uint32_t error_counter);
|
||||
static void registerObject(UAVObjHandle obj);
|
||||
|
||||
// External variables
|
||||
extern int32_t pios_spi_overo_id;
|
||||
|
||||
struct dma_transaction {
|
||||
uint8_t tx_buffer[OVEROSYNC_PACKET_SIZE] __attribute__ ((aligned(4)));
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uint8_t rx_buffer[OVEROSYNC_PACKET_SIZE] __attribute__ ((aligned(4)));
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@ -69,68 +67,19 @@ struct overosync {
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struct dma_transaction transactions[2];
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uint32_t active_transaction_id;
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uint32_t loading_transaction_id;
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xSemaphoreHandle transaction_lock;
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xSemaphoreHandle buffer_lock;
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volatile bool transaction_done;
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uint32_t packets;
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uint32_t sent_bytes;
|
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uint32_t write_pointer;
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uint32_t sent_objects;
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uint32_t failed_objects;
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uint32_t received_objects;
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uint32_t framesync_error;
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uint32_t underrun_error;
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||||
};
|
||||
|
||||
struct overosync *overosync;
|
||||
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||||
static void PIOS_OVERO_IRQHandler();
|
||||
|
||||
static const struct pios_exti_cfg pios_exti_overo_cfg __exti_config = {
|
||||
.vector = PIOS_OVERO_IRQHandler,
|
||||
.line = EXTI_Line15,
|
||||
.pin = {
|
||||
.gpio = GPIOA,
|
||||
.init = {
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||||
.GPIO_Pin = GPIO_Pin_15,
|
||||
.GPIO_Speed = GPIO_Speed_100MHz,
|
||||
.GPIO_Mode = GPIO_Mode_IN,
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.GPIO_OType = GPIO_OType_OD,
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||||
.GPIO_PuPd = GPIO_PuPd_NOPULL,
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},
|
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},
|
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.irq = {
|
||||
.init = {
|
||||
.NVIC_IRQChannel = EXTI15_10_IRQn,
|
||||
.NVIC_IRQChannelPreemptionPriority = PIOS_IRQ_PRIO_MID,
|
||||
.NVIC_IRQChannelSubPriority = 0,
|
||||
.NVIC_IRQChannelCmd = ENABLE,
|
||||
},
|
||||
},
|
||||
.exti = {
|
||||
.init = {
|
||||
.EXTI_Line = EXTI_Line15, // matches above GPIO pin
|
||||
.EXTI_Mode = EXTI_Mode_Interrupt,
|
||||
.EXTI_Trigger = EXTI_Trigger_Rising,
|
||||
.EXTI_LineCmd = ENABLE,
|
||||
},
|
||||
},
|
||||
};
|
||||
|
||||
/**
|
||||
* On the rising edge of NSS schedule a new transaction. This cannot be
|
||||
* done by the DMA complete because there is 150 us between that and the
|
||||
* Overo deasserting the CS line. We don't want to spin that long in an
|
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* isr
|
||||
*/
|
||||
void PIOS_OVERO_IRQHandler()
|
||||
{
|
||||
// transmitData must not block to get semaphore for when we get out of
|
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// frame and transaction is still running here. -1 indicates the transaction
|
||||
// semaphore is blocked and we are still in a transaction, thus a framesync
|
||||
// error occurred. This shouldn't happen. Race condition?
|
||||
if(transmitData() == -1)
|
||||
overosync->framesync_error++;
|
||||
}
|
||||
|
||||
/**
|
||||
* Initialise the telemetry module
|
||||
* \return -1 if initialisation failed
|
||||
@ -138,12 +87,26 @@ void PIOS_OVERO_IRQHandler()
|
||||
*/
|
||||
int32_t OveroSyncInitialize(void)
|
||||
{
|
||||
if(pios_spi_overo_id == 0)
|
||||
|
||||
#ifdef MODULE_OVERO_BUILTIN
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overoEnabled = true;
|
||||
#else
|
||||
|
||||
HwSettingsInitialize();
|
||||
uint8_t optionalModules[HWSETTINGS_OPTIONALMODULES_NUMELEM];
|
||||
HwSettingsOptionalModulesGet(optionalModules);
|
||||
|
||||
if (optionalModules[HWSETTINGS_OPTIONALMODULES_OVERO] == HWSETTINGS_OPTIONALMODULES_ENABLED) {
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||||
overoEnabled = true;
|
||||
} else {
|
||||
overoEnabled = false;
|
||||
return -1;
|
||||
}
|
||||
#endif
|
||||
|
||||
|
||||
OveroSyncStatsInitialize();
|
||||
|
||||
PIOS_EXTI_Init(&pios_exti_overo_cfg);
|
||||
// Create object queues
|
||||
queue = xQueueCreate(MAX_QUEUE_SIZE, sizeof(UAVObjEvent));
|
||||
|
||||
@ -160,17 +123,15 @@ int32_t OveroSyncInitialize(void)
|
||||
*/
|
||||
int32_t OveroSyncStart(void)
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||||
{
|
||||
if(pios_spi_overo_id == 0)
|
||||
//Check if module is enabled or not
|
||||
if (overoEnabled == false) {
|
||||
return -1;
|
||||
}
|
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|
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overosync = (struct overosync *) pvPortMalloc(sizeof(*overosync));
|
||||
if(overosync == NULL)
|
||||
return -1;
|
||||
|
||||
overosync->transaction_lock = xSemaphoreCreateMutex();
|
||||
if(overosync->transaction_lock == NULL)
|
||||
return -1;
|
||||
|
||||
overosync->buffer_lock = xSemaphoreCreateMutex();
|
||||
if(overosync->buffer_lock == NULL)
|
||||
return -1;
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||||
@ -180,6 +141,7 @@ int32_t OveroSyncStart(void)
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||||
overosync->write_pointer = 0;
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overosync->sent_bytes = 0;
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overosync->framesync_error = 0;
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overosync->packets = 0;
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|
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// Process all registered objects and connect queue for updates
|
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UAVObjIterate(®isterObject);
|
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@ -223,7 +185,6 @@ static void overoSyncTask(void *parameters)
|
||||
UAVObjEvent ev;
|
||||
|
||||
// Kick off SPI transfers (once one is completed another will automatically transmit)
|
||||
overosync->transaction_done = true;
|
||||
overosync->sent_objects = 0;
|
||||
overosync->failed_objects = 0;
|
||||
overosync->received_objects = 0;
|
||||
@ -231,6 +192,9 @@ static void overoSyncTask(void *parameters)
|
||||
portTickType lastUpdateTime = xTaskGetTickCount();
|
||||
portTickType updateTime;
|
||||
|
||||
// Set the comms callback
|
||||
PIOS_Overo_SetCallback(transmitDataDone);
|
||||
|
||||
// Loop forever
|
||||
while (1) {
|
||||
// Wait for queue message
|
||||
@ -253,6 +217,9 @@ static void overoSyncTask(void *parameters)
|
||||
syncStats.Received = 0;
|
||||
syncStats.Connected = syncStats.Send > 500 ? OVEROSYNCSTATS_CONNECTED_TRUE : OVEROSYNCSTATS_CONNECTED_FALSE;
|
||||
syncStats.DroppedUpdates = overosync->failed_objects;
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syncStats.FramesyncErrors = overosync->framesync_error;
|
||||
syncStats.Packets = overosync->packets;
|
||||
syncStats.UnderrunErrors = overosync->underrun_error;
|
||||
OveroSyncStatsSet(&syncStats);
|
||||
overosync->failed_objects = 0;
|
||||
overosync->sent_bytes = 0;
|
||||
@ -262,26 +229,6 @@ static void overoSyncTask(void *parameters)
|
||||
}
|
||||
}
|
||||
|
||||
static void transmitDataDone(bool crc_ok, uint8_t crc_val)
|
||||
{
|
||||
uint8_t *rx_buffer;
|
||||
static signed portBASE_TYPE xHigherPriorityTaskWoken;
|
||||
|
||||
rx_buffer = overosync->transactions[overosync->active_transaction_id].rx_buffer;
|
||||
|
||||
// Release the semaphore and start another transaction (which grabs semaphore again but then
|
||||
// returns instantly). Because this is called by the DMA ISR we need to be aware of context
|
||||
// switches.
|
||||
xSemaphoreGiveFromISR(overosync->transaction_lock, &xHigherPriorityTaskWoken);
|
||||
portEND_SWITCHING_ISR(xHigherPriorityTaskWoken);
|
||||
|
||||
overosync->transaction_done = true;
|
||||
|
||||
// Parse the data from overo
|
||||
for (uint32_t i = 0; rx_buffer[0] != 0 && i < sizeof(rx_buffer) ; i++)
|
||||
UAVTalkProcessInputStream(uavTalkCon, rx_buffer[i]);
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||||
}
|
||||
|
||||
/**
|
||||
* Transmit data buffer to the modem or USB port.
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||||
* \param[in] data Data buffer to send
|
||||
@ -289,7 +236,6 @@ static void transmitDataDone(bool crc_ok, uint8_t crc_val)
|
||||
* \return -1 on failure
|
||||
* \return number of bytes transmitted on success
|
||||
*/
|
||||
uint32_t too_long = 0;
|
||||
static int32_t packData(uint8_t * data, int32_t length)
|
||||
{
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||||
uint8_t *tx_buffer;
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||||
@ -318,58 +264,43 @@ static int32_t packData(uint8_t * data, int32_t length)
|
||||
|
||||
xSemaphoreGive(overosync->buffer_lock);
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||||
|
||||
// When the NSS line rises while we are packing data then a transaction doesn't start
|
||||
// because that means we will be here very shortly afterwards (priority of task making that
|
||||
// not always perfectly true) schedule the transaction here.
|
||||
if (buffer_swap_failed && (PIOS_DELAY_DiffuS(buffer_swap_timeval) < 50)) {
|
||||
buffer_swap_failed = false;
|
||||
transmitData();
|
||||
} else if (buffer_swap_failed) {
|
||||
buffer_swap_failed = false;
|
||||
too_long++;
|
||||
}
|
||||
|
||||
return length;
|
||||
}
|
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|
||||
static int32_t transmitData()
|
||||
/**
|
||||
* Callback from the overo spi driver at the end of each packet
|
||||
*/
|
||||
static void transmitDataDone(uint32_t error_counter)
|
||||
{
|
||||
uint8_t *tx_buffer, *rx_buffer;
|
||||
static signed portBASE_TYPE xHigherPriorityTaskWoken;
|
||||
|
||||
// Get this lock first so we don't swap buffers and then fail
|
||||
// to start
|
||||
if (xSemaphoreTake(overosync->transaction_lock, 0) == pdFALSE)
|
||||
return -1;
|
||||
|
||||
// Get lock to manipulate buffers
|
||||
if(xSemaphoreTake(overosync->buffer_lock, 0) == pdFALSE) {
|
||||
xSemaphoreGiveFromISR(overosync->transaction_lock, &xHigherPriorityTaskWoken);
|
||||
portEND_SWITCHING_ISR(xHigherPriorityTaskWoken);
|
||||
buffer_swap_failed = true;
|
||||
buffer_swap_timeval = PIOS_DELAY_GetRaw();
|
||||
return -2;
|
||||
return;
|
||||
}
|
||||
|
||||
overosync->transaction_done = false;
|
||||
overosync->packets++;
|
||||
|
||||
// Swap buffers
|
||||
overosync->active_transaction_id = overosync->loading_transaction_id;
|
||||
overosync->loading_transaction_id = (overosync->loading_transaction_id + 1) %
|
||||
NELEMENTS(overosync->transactions);
|
||||
|
||||
// Release the buffer lock
|
||||
xSemaphoreGive(overosync->buffer_lock);
|
||||
|
||||
// Get the new buffers and configure the overo driver
|
||||
tx_buffer = overosync->transactions[overosync->active_transaction_id].tx_buffer;
|
||||
rx_buffer = overosync->transactions[overosync->active_transaction_id].rx_buffer;
|
||||
|
||||
PIOS_Overo_SetNewBuffer((uint8_t *) tx_buffer, (uint8_t *) rx_buffer,
|
||||
sizeof(overosync->transactions[overosync->active_transaction_id].tx_buffer));
|
||||
|
||||
// Prepare the new loading buffer
|
||||
memset(overosync->transactions[overosync->loading_transaction_id].tx_buffer, 0xff,
|
||||
sizeof(overosync->transactions[overosync->loading_transaction_id].tx_buffer));
|
||||
overosync->write_pointer = 0;
|
||||
|
||||
xSemaphoreGiveFromISR(overosync->buffer_lock, &xHigherPriorityTaskWoken);
|
||||
portEND_SWITCHING_ISR(xHigherPriorityTaskWoken);
|
||||
|
||||
return PIOS_SPI_TransferBlock(pios_spi_overo_id, (uint8_t *) tx_buffer, (uint8_t *) rx_buffer, sizeof(overosync->transactions[overosync->active_transaction_id].tx_buffer), &transmitDataDone) == 0 ? 0 : -3;
|
||||
overosync->underrun_error = error_counter;
|
||||
}
|
||||
|
||||
/**
|
||||
|
310
flight/PiOS/STM32F4xx/pios_overo.c
Normal file
310
flight/PiOS/STM32F4xx/pios_overo.c
Normal file
@ -0,0 +1,310 @@
|
||||
/**
|
||||
******************************************************************************
|
||||
* @addtogroup PIOS PIOS Core hardware abstraction layer
|
||||
* @{
|
||||
* @addtogroup PIOS_OVERO OVERO Functions
|
||||
* @brief PIOS interface to read and write to overo
|
||||
* @{
|
||||
*
|
||||
* @file pios_overo.c
|
||||
* @author The OpenPilot Team, http://www.openpilot.org Copyright (C) 2012.
|
||||
* @brief Hardware Abstraction Layer for Overo communications
|
||||
* @see The GNU Public License (GPL) Version 3
|
||||
* @notes
|
||||
*
|
||||
*****************************************************************************/
|
||||
/*
|
||||
* This program is free software; you can redistribute it and/or modify
|
||||
* it under the terms of the GNU General Public License as published by
|
||||
* the Free Software Foundation; either version 3 of the License, or
|
||||
* (at your option) any later version.
|
||||
*
|
||||
* This program is distributed in the hope that it will be useful, but
|
||||
* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
|
||||
* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
|
||||
* for more details.
|
||||
*
|
||||
* You should have received a copy of the GNU General Public License along
|
||||
* with this program; if not, write to the Free Software Foundation, Inc.,
|
||||
* 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
|
||||
*/
|
||||
|
||||
#include <pios.h>
|
||||
|
||||
/**
|
||||
* Configures the SPI device to use a double buffered DMA for transferring
|
||||
* data. At the end of each transfer (NSS goes high) it makes sure to reset
|
||||
* the DMA counter to the beginning of each packet and swap to the next
|
||||
* buffer
|
||||
*/
|
||||
|
||||
#if defined(PIOS_INCLUDE_SPI)
|
||||
|
||||
#include <pios_overo.h>
|
||||
|
||||
#define PACKET_SIZE 1024
|
||||
|
||||
static void PIOS_OVERO_NSS_IRQHandler();
|
||||
|
||||
static const struct pios_exti_cfg pios_exti_overo_cfg __exti_config = {
|
||||
.vector = PIOS_OVERO_NSS_IRQHandler,
|
||||
.line = EXTI_Line15,
|
||||
.pin = {
|
||||
.gpio = GPIOA,
|
||||
.init = {
|
||||
.GPIO_Pin = GPIO_Pin_15,
|
||||
.GPIO_Speed = GPIO_Speed_100MHz,
|
||||
.GPIO_Mode = GPIO_Mode_IN,
|
||||
.GPIO_OType = GPIO_OType_OD,
|
||||
.GPIO_PuPd = GPIO_PuPd_NOPULL,
|
||||
},
|
||||
},
|
||||
.irq = {
|
||||
.init = {
|
||||
.NVIC_IRQChannel = EXTI15_10_IRQn,
|
||||
.NVIC_IRQChannelPreemptionPriority = PIOS_IRQ_PRIO_MID,
|
||||
.NVIC_IRQChannelSubPriority = 0,
|
||||
.NVIC_IRQChannelCmd = ENABLE,
|
||||
},
|
||||
},
|
||||
.exti = {
|
||||
.init = {
|
||||
.EXTI_Line = EXTI_Line15, // matches above GPIO pin
|
||||
.EXTI_Mode = EXTI_Mode_Interrupt,
|
||||
.EXTI_Trigger = EXTI_Trigger_Rising,
|
||||
.EXTI_LineCmd = ENABLE,
|
||||
},
|
||||
},
|
||||
};
|
||||
|
||||
|
||||
static bool PIOS_OVERO_validate(struct pios_overo_dev * com_dev)
|
||||
{
|
||||
/* Should check device magic here */
|
||||
return(true);
|
||||
}
|
||||
|
||||
#if defined(PIOS_INCLUDE_FREERTOS)
|
||||
static struct pios_overo_dev * PIOS_OVERO_alloc(void)
|
||||
{
|
||||
return (malloc(sizeof(struct pios_overo_dev)));
|
||||
}
|
||||
#else
|
||||
#error Unsupported
|
||||
#endif
|
||||
|
||||
//! Global variable
|
||||
struct pios_overo_dev * overo_dev;
|
||||
|
||||
/**
|
||||
* Initialises Overo pins
|
||||
* \param[in] mode currently only mode 0 supported
|
||||
* \return < 0 if initialisation failed
|
||||
*/
|
||||
int32_t PIOS_Overo_Init(const struct pios_overo_cfg * cfg)
|
||||
{
|
||||
PIOS_Assert(cfg);
|
||||
|
||||
overo_dev = (struct pios_overo_dev *) PIOS_OVERO_alloc();
|
||||
if (!overo_dev) goto out_fail;
|
||||
|
||||
/* Bind the configuration to the device instance */
|
||||
overo_dev->cfg = cfg;
|
||||
|
||||
/* Disable callback function */
|
||||
overo_dev->callback = NULL;
|
||||
|
||||
/* Set a null buffer initially */
|
||||
overo_dev->new_tx_buffer = 0;
|
||||
overo_dev->new_rx_buffer = 0;
|
||||
|
||||
/* only legal for single-slave config */
|
||||
PIOS_Assert(overo_dev->cfg->slave_count == 1);
|
||||
SPI_SSOutputCmd(overo_dev->cfg->regs, (overo_dev->cfg->init.SPI_Mode == SPI_Mode_Master) ? ENABLE : DISABLE);
|
||||
|
||||
/* Initialize the GPIO pins */
|
||||
/* note __builtin_ctz() due to the difference between GPIO_PinX and GPIO_PinSourceX */
|
||||
GPIO_PinAFConfig(overo_dev->cfg->sclk.gpio,
|
||||
__builtin_ctz(overo_dev->cfg->sclk.init.GPIO_Pin),
|
||||
overo_dev->cfg->remap);
|
||||
GPIO_PinAFConfig(overo_dev->cfg->mosi.gpio,
|
||||
__builtin_ctz(overo_dev->cfg->mosi.init.GPIO_Pin),
|
||||
overo_dev->cfg->remap);
|
||||
GPIO_PinAFConfig(overo_dev->cfg->miso.gpio,
|
||||
__builtin_ctz(overo_dev->cfg->miso.init.GPIO_Pin),
|
||||
overo_dev->cfg->remap);
|
||||
GPIO_PinAFConfig(overo_dev->cfg->ssel[0].gpio,
|
||||
__builtin_ctz(overo_dev->cfg->ssel[0].init.GPIO_Pin),
|
||||
overo_dev->cfg->remap);
|
||||
|
||||
GPIO_Init(overo_dev->cfg->sclk.gpio, (GPIO_InitTypeDef*)&(overo_dev->cfg->sclk.init));
|
||||
GPIO_Init(overo_dev->cfg->mosi.gpio, (GPIO_InitTypeDef*)&(overo_dev->cfg->mosi.init));
|
||||
GPIO_Init(overo_dev->cfg->miso.gpio, (GPIO_InitTypeDef*)&(overo_dev->cfg->miso.init));
|
||||
|
||||
/* Configure DMA for SPI Rx */
|
||||
DMA_DeInit(overo_dev->cfg->dma.rx.channel);
|
||||
DMA_Cmd(overo_dev->cfg->dma.rx.channel, DISABLE);
|
||||
DMA_Init(overo_dev->cfg->dma.rx.channel, (DMA_InitTypeDef*)&(overo_dev->cfg->dma.rx.init));
|
||||
|
||||
/* Configure DMA for SPI Tx */
|
||||
DMA_DeInit(overo_dev->cfg->dma.tx.channel);
|
||||
DMA_Cmd(overo_dev->cfg->dma.tx.channel, DISABLE);
|
||||
DMA_Init(overo_dev->cfg->dma.tx.channel, (DMA_InitTypeDef*)&(overo_dev->cfg->dma.tx.init));
|
||||
|
||||
/* Initialize the SPI block */
|
||||
SPI_DeInit(overo_dev->cfg->regs);
|
||||
SPI_Init(overo_dev->cfg->regs, (SPI_InitTypeDef*)&(overo_dev->cfg->init));
|
||||
|
||||
/* Configure CRC calculation */
|
||||
if (overo_dev->cfg->use_crc) {
|
||||
SPI_CalculateCRC(overo_dev->cfg->regs, ENABLE);
|
||||
} else {
|
||||
SPI_CalculateCRC(overo_dev->cfg->regs, DISABLE);
|
||||
}
|
||||
|
||||
/* Enable SPI */
|
||||
SPI_Cmd(overo_dev->cfg->regs, ENABLE);
|
||||
|
||||
/* Enable SPI interrupts to DMA */
|
||||
SPI_I2S_DMACmd(overo_dev->cfg->regs, SPI_I2S_DMAReq_Tx | SPI_I2S_DMAReq_Rx, ENABLE);
|
||||
|
||||
/* Configure DMA interrupt */
|
||||
NVIC_Init((NVIC_InitTypeDef*)&(overo_dev->cfg->dma.irq.init));
|
||||
|
||||
/* Configure the interrupt for rising edge of NSS */
|
||||
PIOS_EXTI_Init(&pios_exti_overo_cfg);
|
||||
|
||||
return(0);
|
||||
|
||||
out_fail:
|
||||
return(-1);
|
||||
}
|
||||
|
||||
/**
|
||||
* Transfers a block of bytes via DMA.
|
||||
* \param[in] overo_id SPI device handle
|
||||
* \param[in] send_buffer pointer to buffer which should be sent.<BR>
|
||||
* If NULL, 0xff (all-one) will be sent.
|
||||
* \param[in] receive_buffer pointer to buffer which should get the received values.<BR>
|
||||
* If NULL, received bytes will be discarded.
|
||||
* \param[in] len number of bytes which should be transfered
|
||||
* \param[in] callback pointer to callback function which will be executed
|
||||
* from DMA channel interrupt once the transfer is finished.
|
||||
* If NULL, no callback function will be used, and PIOS_SPI_TransferBlock() will
|
||||
* block until the transfer is finished.
|
||||
* \return >= 0 if no error during transfer
|
||||
* \return -1 if disabled SPI port selected
|
||||
* \return -3 if function has been called during an ongoing DMA transfer
|
||||
*/
|
||||
int32_t PIOS_Overo_SetNewBuffer(const uint8_t *send_buffer, uint8_t *receive_buffer, uint16_t len)
|
||||
{
|
||||
bool valid = PIOS_OVERO_validate(overo_dev);
|
||||
PIOS_Assert(valid)
|
||||
|
||||
bool overrun = overo_dev->new_tx_buffer || overo_dev->new_rx_buffer;
|
||||
/* Cache next buffer */
|
||||
overo_dev->new_tx_buffer = (uint32_t) send_buffer;
|
||||
overo_dev->new_rx_buffer = (uint32_t) receive_buffer;
|
||||
|
||||
/* No error */
|
||||
return overrun ? -1 : 0;
|
||||
}
|
||||
|
||||
/**
|
||||
* Set the callback function
|
||||
*/
|
||||
int32_t PIOS_Overo_SetCallback(void *callback)
|
||||
{
|
||||
overo_dev->callback = callback;
|
||||
return 0;
|
||||
}
|
||||
|
||||
/**
|
||||
* On the rising edge of NSS schedule a new transaction. This cannot be
|
||||
* done by the DMA complete because there is 150 us between that and the
|
||||
* Overo deasserting the CS line. We don't want to spin that long in an
|
||||
* isr.
|
||||
*
|
||||
* 1. Disable the DMA channel
|
||||
* 2. Check that the DMA counter is at the end of the buffer (increase an
|
||||
* error counter if not)
|
||||
* 3. Reset the DMA counter to the end of the beginning of the buffer
|
||||
* 4. Swap the buffer
|
||||
* 5. Enable the DMA channel
|
||||
*/
|
||||
void PIOS_OVERO_NSS_IRQHandler()
|
||||
{
|
||||
static uint32_t error_counter = 0;
|
||||
|
||||
bool valid = PIOS_OVERO_validate(overo_dev);
|
||||
PIOS_Assert(valid)
|
||||
|
||||
/* Disable the SPI peripheral */
|
||||
SPI_Cmd(overo_dev->cfg->regs, DISABLE);
|
||||
|
||||
/* Disable the DMA commands */
|
||||
DMA_Cmd(overo_dev->cfg->dma.tx.channel, DISABLE);
|
||||
DMA_Cmd(overo_dev->cfg->dma.rx.channel, DISABLE);
|
||||
|
||||
/* Check that the previous DMA transfer completed */
|
||||
if(DMA_GetCurrDataCounter(overo_dev->cfg->dma.tx.channel) ||
|
||||
DMA_GetCurrDataCounter(overo_dev->cfg->dma.rx.channel))
|
||||
error_counter++;
|
||||
|
||||
/* Disable and initialize the SPI peripheral */
|
||||
SPI_DeInit(overo_dev->cfg->regs);
|
||||
SPI_Init(overo_dev->cfg->regs, (SPI_InitTypeDef*)&(overo_dev->cfg->init));
|
||||
SPI_Cmd(overo_dev->cfg->regs, DISABLE);
|
||||
|
||||
/* Enable SPI interrupts to DMA */
|
||||
SPI_I2S_DMACmd(overo_dev->cfg->regs, SPI_I2S_DMAReq_Tx | SPI_I2S_DMAReq_Rx, ENABLE);
|
||||
|
||||
/* Reinit the DMA channels */
|
||||
DMA_InitTypeDef dma_init;
|
||||
|
||||
DMA_DeInit(overo_dev->cfg->dma.rx.channel);
|
||||
dma_init = overo_dev->cfg->dma.rx.init;
|
||||
if (overo_dev->new_rx_buffer) {
|
||||
/* Enable memory addr. increment - bytes written into receive buffer */
|
||||
dma_init.DMA_Memory0BaseAddr = (uint32_t) overo_dev->new_rx_buffer;
|
||||
dma_init.DMA_MemoryInc = DMA_MemoryInc_Enable;
|
||||
dma_init.DMA_BufferSize = PACKET_SIZE;
|
||||
}
|
||||
DMA_Init(overo_dev->cfg->dma.rx.channel, &(dma_init));
|
||||
|
||||
DMA_DeInit(overo_dev->cfg->dma.tx.channel);
|
||||
dma_init = overo_dev->cfg->dma.tx.init;
|
||||
if (overo_dev->new_tx_buffer) {
|
||||
/* Enable memory addr. increment - bytes written into receive buffer */
|
||||
dma_init.DMA_Memory0BaseAddr = (uint32_t) overo_dev->new_tx_buffer;
|
||||
dma_init.DMA_MemoryInc = DMA_MemoryInc_Enable;
|
||||
dma_init.DMA_BufferSize = PACKET_SIZE;
|
||||
}
|
||||
DMA_Init(overo_dev->cfg->dma.tx.channel, &(dma_init));
|
||||
|
||||
/* Make sure to flush out the receive buffer */
|
||||
(void)SPI_I2S_ReceiveData(overo_dev->cfg->regs);
|
||||
|
||||
/* Enable the DMA endpoints for valid buffers */
|
||||
if(overo_dev->new_rx_buffer)
|
||||
DMA_Cmd(overo_dev->cfg->dma.rx.channel, ENABLE);
|
||||
if(overo_dev->new_tx_buffer)
|
||||
DMA_Cmd(overo_dev->cfg->dma.tx.channel, ENABLE);
|
||||
|
||||
/* Reenable the SPI peripheral */
|
||||
SPI_Cmd(overo_dev->cfg->regs, ENABLE);
|
||||
|
||||
/* Indicate these buffers have been used */
|
||||
overo_dev->new_tx_buffer = 0;
|
||||
overo_dev->new_rx_buffer = 0;
|
||||
|
||||
if (overo_dev->callback != NULL)
|
||||
overo_dev->callback(error_counter);
|
||||
}
|
||||
|
||||
#endif
|
||||
|
||||
/**
|
||||
* @}
|
||||
* @}
|
||||
*/
|
65
flight/PiOS/inc/pios_overo.h
Normal file
65
flight/PiOS/inc/pios_overo.h
Normal file
@ -0,0 +1,65 @@
|
||||
/**
|
||||
******************************************************************************
|
||||
* @addtogroup PIOS PIOS Core hardware abstraction layer
|
||||
* @{
|
||||
* @addtogroup PIOS_OVERO Overo Functions
|
||||
* @{
|
||||
*
|
||||
* @file pios_overo.h
|
||||
* @author The OpenPilot Team, http://www.openpilot.org Copyright (C) 2012.
|
||||
* @brief Overo functions header.
|
||||
* @see The GNU Public License (GPL) Version 3
|
||||
*
|
||||
*****************************************************************************/
|
||||
/*
|
||||
* This program is free software; you can redistribute it and/or modify
|
||||
* it under the terms of the GNU General Public License as published by
|
||||
* the Free Software Foundation; either version 3 of the License, or
|
||||
* (at your option) any later version.
|
||||
*
|
||||
* This program is distributed in the hope that it will be useful, but
|
||||
* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
|
||||
* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
|
||||
* for more details.
|
||||
*
|
||||
* You should have received a copy of the GNU General Public License along
|
||||
* with this program; if not, write to the Free Software Foundation, Inc.,
|
||||
* 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
|
||||
*/
|
||||
|
||||
#ifndef PIOS_OVERO_H
|
||||
#define PIOS_OVERO_H
|
||||
|
||||
#include <pios.h>
|
||||
#include <pios_stm32.h>
|
||||
|
||||
struct pios_overo_cfg {
|
||||
SPI_TypeDef *regs;
|
||||
uint32_t remap; /* GPIO_Remap_* or GPIO_AF_* */
|
||||
SPI_InitTypeDef init;
|
||||
bool use_crc;
|
||||
struct stm32_dma dma;
|
||||
struct stm32_gpio sclk;
|
||||
struct stm32_gpio miso;
|
||||
struct stm32_gpio mosi;
|
||||
uint32_t slave_count;
|
||||
struct stm32_gpio ssel[];
|
||||
};
|
||||
|
||||
struct pios_overo_dev {
|
||||
const struct pios_overo_cfg * cfg;
|
||||
void (*callback) (uint32_t);
|
||||
uint32_t new_tx_buffer;
|
||||
uint32_t new_rx_buffer;
|
||||
};
|
||||
|
||||
extern int32_t PIOS_Overo_Init(const struct pios_overo_cfg * cfg);
|
||||
extern int32_t PIOS_Overo_SetCallback(void *callback);
|
||||
extern int32_t PIOS_Overo_SetNewBuffer(const uint8_t *send_buffer, uint8_t *receive_buffer, uint16_t len);
|
||||
|
||||
#endif /* PIOS_OVERO_H */
|
||||
|
||||
/**
|
||||
* @}
|
||||
* @}
|
||||
*/
|
@ -86,6 +86,7 @@
|
||||
#include <pios_rtc.h>
|
||||
#include <pios_i2c.h>
|
||||
#include <pios_spi.h>
|
||||
#include <pios_overo.h>
|
||||
#include <pios_ppm.h>
|
||||
#include <pios_pwm.h>
|
||||
#include <pios_rcvr.h>
|
||||
|
@ -404,7 +404,7 @@ void PIOS_Board_Init(void) {
|
||||
|
||||
#if defined(PIOS_OVERO_SPI)
|
||||
/* Set up the SPI interface to the gyro */
|
||||
if (PIOS_SPI_Init(&pios_spi_overo_id, &pios_spi_overo_cfg)) {
|
||||
if (PIOS_Overo_Init(&pios_overo_cfg)) {
|
||||
PIOS_DEBUG_Assert(0);
|
||||
}
|
||||
#endif
|
||||
|
@ -63,6 +63,7 @@ UAVOBJSRCFILENAMES += nedaccel
|
||||
UAVOBJSRCFILENAMES += nedposition
|
||||
UAVOBJSRCFILENAMES += objectpersistence
|
||||
UAVOBJSRCFILENAMES += overosyncstats
|
||||
UAVOBJSRCFILENAMES += overosyncsettings
|
||||
UAVOBJSRCFILENAMES += pathplannersettings
|
||||
UAVOBJSRCFILENAMES += pathdesired
|
||||
UAVOBJSRCFILENAMES += positionactual
|
||||
|
@ -451,10 +451,7 @@ void PIOS_SPI_flash_irq_handler(void)
|
||||
/* SPI3 Interface
|
||||
* - Used for flash communications
|
||||
*/
|
||||
void PIOS_SPI_overo_irq_handler(void);
|
||||
void DMA1_Stream0_IRQHandler(void) __attribute__((alias("PIOS_SPI_overo_irq_handler")));
|
||||
void DMA1_Stream7_IRQHandler(void) __attribute__((alias("PIOS_SPI_overo_irq_handler")));
|
||||
static const struct pios_spi_cfg pios_spi_overo_cfg = {
|
||||
static const struct pios_overo_cfg pios_overo_cfg = {
|
||||
.regs = SPI3,
|
||||
.remap = GPIO_AF_SPI3,
|
||||
.init = {
|
||||
@ -470,17 +467,6 @@ static const struct pios_spi_cfg pios_spi_overo_cfg = {
|
||||
},
|
||||
.use_crc = false,
|
||||
.dma = {
|
||||
.irq = {
|
||||
// Note this is the stream ID that triggers interrupts (in this case RX)
|
||||
.flags = (DMA_IT_TCIF0 | DMA_IT_TEIF0 | DMA_IT_HTIF0),
|
||||
.init = {
|
||||
.NVIC_IRQChannel = DMA1_Stream0_IRQn,
|
||||
.NVIC_IRQChannelPreemptionPriority = PIOS_IRQ_PRIO_HIGH,
|
||||
.NVIC_IRQChannelSubPriority = 0,
|
||||
.NVIC_IRQChannelCmd = ENABLE,
|
||||
},
|
||||
},
|
||||
|
||||
.rx = {
|
||||
.channel = DMA1_Stream0,
|
||||
.init = {
|
||||
@ -562,12 +548,6 @@ static const struct pios_spi_cfg pios_spi_overo_cfg = {
|
||||
} },
|
||||
};
|
||||
|
||||
uint32_t pios_spi_overo_id;
|
||||
void PIOS_SPI_overo_irq_handler(void)
|
||||
{
|
||||
/* Call into the generic code to handle the IRQ for this specific device */
|
||||
PIOS_SPI_IRQ_Handler(pios_spi_overo_id);
|
||||
}
|
||||
#else
|
||||
uint32_t pios_spi_overo_id = 0;
|
||||
#endif /* PIOS_OVERO_SPI */
|
||||
|
@ -46,6 +46,7 @@ HEADERS += $$UAVOBJECT_SYNTHETICS/accessorydesired.h \
|
||||
$$UAVOBJECT_SYNTHETICS/systemalarms.h \
|
||||
$$UAVOBJECT_SYNTHETICS/objectpersistence.h \
|
||||
$$UAVOBJECT_SYNTHETICS/overosyncstats.h \
|
||||
$$UAVOBJECT_SYNTHETICS/overosyncsettings.h \
|
||||
$$UAVOBJECT_SYNTHETICS/systemsettings.h \
|
||||
$$UAVOBJECT_SYNTHETICS/stabilizationsettings.h \
|
||||
$$UAVOBJECT_SYNTHETICS/manualcontrolsettings.h \
|
||||
@ -114,6 +115,7 @@ SOURCES += $$UAVOBJECT_SYNTHETICS/accessorydesired.cpp \
|
||||
$$UAVOBJECT_SYNTHETICS/systemalarms.cpp \
|
||||
$$UAVOBJECT_SYNTHETICS/objectpersistence.cpp \
|
||||
$$UAVOBJECT_SYNTHETICS/overosyncstats.cpp \
|
||||
$$UAVOBJECT_SYNTHETICS/overosyncsettings.cpp \
|
||||
$$UAVOBJECT_SYNTHETICS/systemsettings.cpp \
|
||||
$$UAVOBJECT_SYNTHETICS/stabilizationsettings.cpp \
|
||||
$$UAVOBJECT_SYNTHETICS/manualcontrolsettings.cpp \
|
||||
|
2
overo
2
overo
@ -1 +1 @@
|
||||
Subproject commit 335a3486dd41e48345209d0a65d49a8cc8b442a1
|
||||
Subproject commit 5ceb2258737dbd30e5f82f0d5a84a7b6ae861495
|
@ -18,7 +18,7 @@
|
||||
<field name="USB_HIDPort" units="function" type="enum" elements="1" options="USBTelemetry,Disabled" defaultvalue="USBTelemetry"/>
|
||||
<field name="USB_VCPPort" units="function" type="enum" elements="1" options="USBTelemetry,ComBridge,Disabled" defaultvalue="Disabled"/>
|
||||
|
||||
<field name="OptionalModules" units="" type="enum" elementnames="CameraStab,GPS,ComUsbBridge,Fault,Altitude,Airspeed,TxPID,Battery,VtolPathFollower,FixedWingPathFollower" options="Disabled,Enabled" defaultvalue="Disabled"/>
|
||||
<field name="OptionalModules" units="" type="enum" elementnames="CameraStab,GPS,ComUsbBridge,Fault,Altitude,Airspeed,TxPID,VtolPathFollower,FixedWingPathFollower,Battery,Overo" options="Disabled,Enabled" defaultvalue="Disabled"/>
|
||||
<field name="DSMxBind" units="" type="uint8" elements="1" defaultvalue="0"/>
|
||||
|
||||
<access gcs="readwrite" flight="readwrite"/>
|
||||
|
10
shared/uavobjectdefinition/overosyncsettings.xml
Normal file
10
shared/uavobjectdefinition/overosyncsettings.xml
Normal file
@ -0,0 +1,10 @@
|
||||
<xml>
|
||||
<object name="OveroSyncSettings" singleinstance="true" settings="true">
|
||||
<description>Settings to control the behavior of the overo sync module</description>
|
||||
<field name="LogOn" units="" type="enum" options="Never,Always,Armed" elements="1" defaultvalue="Armed"/>
|
||||
<access gcs="readwrite" flight="readwrite"/>
|
||||
<telemetrygcs acked="false" updatemode="manual" period="0"/>
|
||||
<telemetryflight acked="false" updatemode="onchange" period="0"/>
|
||||
<logging updatemode="periodic" period="1000"/>
|
||||
</object>
|
||||
</xml>
|
@ -4,7 +4,10 @@
|
||||
<field name="Connected" units="" type="enum" options="False,True" elements="1" default="False"/>
|
||||
<field name="Send" units="B/s" type="uint32" elements="1"/>
|
||||
<field name="Received" units="B/s" type="uint32" elements="1"/>
|
||||
<field name="FramesyncErrors" units="count" type="uint32" elements="1"/>
|
||||
<field name="UnderrunErrors" units="count" type="uint32" elements="1"/>
|
||||
<field name="DroppedUpdates" units="" type="uint32" elements="1"/>
|
||||
<field name="Packets" units="" type="uint32" elements="1"/>
|
||||
<access gcs="readwrite" flight="readwrite"/>
|
||||
<telemetrygcs acked="false" updatemode="manual" period="0"/>
|
||||
<telemetryflight acked="false" updatemode="periodic" period="1000"/>
|
||||
|
Loading…
Reference in New Issue
Block a user