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STM32F4 IRQ Storm application updated. 

git-svn-id: svn://svn.code.sf.net/p/chibios/svn/trunk@7883 35acf78f-673a-0410-8e92-d51de3d6d3f4
master
Giovanni Di Sirio 2015-04-11 14:54:18 +00:00
parent 5a4986fa34
commit b89d451592
5 changed files with 37 additions and 278 deletions
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4
demos/STM32/RT-STM32F407-DISCOVERY-MEMS/.cproject
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@ -1,7 +1,5 @@
<?xml version="1.0" encoding="UTF-8" standalone="no"?>
<?fileVersion 4.0.0?>
<cproject storage_type_id="org.eclipse.cdt.core.XmlProjectDescriptionStorage">
<?fileVersion 4.0.0?><cproject storage_type_id="org.eclipse.cdt.core.XmlProjectDescriptionStorage">
<storageModule moduleId="org.eclipse.cdt.core.settings">
<cconfiguration id="0.114656749">
<storageModule buildSystemId="org.eclipse.cdt.managedbuilder.core.configurationDataProvider" id="0.114656749" moduleId="org.eclipse.cdt.core.settings" name="Default">

5
testhal/STM32/STM32F4xx/IRQ_STORM/.project
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@ -29,6 +29,11 @@
<type>2</type>
<locationURI>CHIBIOS/os/hal/boards/ST_STM32F4_DISCOVERY</locationURI>
</link>
<link>
<name>common</name>
<type>2</type>
<locationURI>CHIBIOS/testhal/common</locationURI>
</link>
<link>
<name>os</name>
<type>2</type>

7
testhal/STM32/STM32F4xx/IRQ_STORM/Makefile
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@ -107,6 +107,9 @@ CSRC = $(STARTUPSRC) \
$(PLATFORMSRC) \
$(BOARDSRC) \
$(TESTSRC) \
$(CHIBIOS)/os/hal/lib/streams/memstreams.c \
$(CHIBIOS)/os/hal/lib/streams/chprintf.c \
$(CHIBIOS)/testhal/common/irq_storm.c \
main.c
# C++ sources that can be compiled in ARM or THUMB mode depending on the global
@ -138,7 +141,9 @@ ASMSRC = $(STARTUPASM) $(PORTASM) $(OSALASM)
INCDIR = $(STARTUPINC) $(KERNINC) $(PORTINC) $(OSALINC) \
$(HALINC) $(PLATFORMINC) $(BOARDINC) $(TESTINC) \
$(CHIBIOS)/os/various
$(CHIBIOS)/os/hal/lib/streams \
$(CHIBIOS)/os/various \
$(CHIBIOS)/testhal/common
#
# Project, sources and paths

297
testhal/STM32/STM32F4xx/IRQ_STORM/main.c
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@ -14,140 +14,17 @@
limitations under the License.
*/
#include <stdlib.h>
#include "ch.h"
#include "hal.h"
/*===========================================================================*/
/* Configurable settings. */
/*===========================================================================*/
#ifndef RANDOMIZE
#define RANDOMIZE FALSE
#endif
#ifndef ITERATIONS
#define ITERATIONS 100
#endif
#ifndef NUM_THREADS
#define NUM_THREADS 4
#endif
#ifndef MAILBOX_SIZE
#define MAILBOX_SIZE 4
#endif
/*===========================================================================*/
/* Test related code. */
/*===========================================================================*/
#define MSG_SEND_LEFT 0
#define MSG_SEND_RIGHT 1
static bool saturated;
#include "irq_storm.h"
/*
* Mailboxes and buffers.
*/
static mailbox_t mb[NUM_THREADS];
static msg_t b[NUM_THREADS][MAILBOX_SIZE];
/*
* Test worker threads.
*/
static THD_WORKING_AREA(waWorkerThread[NUM_THREADS], 128);
static THD_FUNCTION(WorkerThread, arg) {
static volatile unsigned x = 0;
static unsigned cnt = 0;
unsigned me = (unsigned)arg;
unsigned target;
unsigned r;
msg_t msg;
chRegSetThreadName("worker");
/* Work loop.*/
while (true) {
/* Waiting for a message.*/
chMBFetch(&mb[me], &msg, TIME_INFINITE);
#if RANDOMIZE
/* Pseudo-random delay.*/
{
chSysLock();
r = rand() & 15;
chSysUnlock();
while (r--)
x++;
}
#else
/* Fixed delay.*/
{
r = me >> 4;
while (r--)
x++;
}
#endif
/* Deciding in which direction to re-send the message.*/
if (msg == MSG_SEND_LEFT)
target = me - 1;
else
target = me + 1;
if (target < NUM_THREADS) {
/* If this thread is not at the end of a chain re-sending the message,
note this check works because the variable target is unsigned.*/
msg = chMBPost(&mb[target], msg, TIME_IMMEDIATE);
if (msg != MSG_OK)
saturated = TRUE;
}
else {
/* Provides a visual feedback about the system.*/
if (++cnt >= 500) {
cnt = 0;
palTogglePad(GPIOD, GPIOD_LED5);
}
}
}
}
/*
* GPT2 callback.
*/
static void gpt4cb(GPTDriver *gptp) {
msg_t msg;
(void)gptp;
chSysLockFromISR();
msg = chMBPostI(&mb[0], MSG_SEND_RIGHT);
if (msg != MSG_OK)
saturated = TRUE;
chSysUnlockFromISR();
}
/*
* GPT3 callback.
*/
static void gpt3cb(GPTDriver *gptp) {
msg_t msg;
(void)gptp;
chSysLockFromISR();
msg = chMBPostI(&mb[NUM_THREADS - 1], MSG_SEND_LEFT);
if (msg != MSG_OK)
saturated = TRUE;
chSysUnlockFromISR();
}
/*
* GPT2 configuration.
* GPT4 configuration.
*/
static const GPTConfig gpt4cfg = {
1000000, /* 1MHz timer clock.*/
gpt4cb, /* Timer callback.*/
1000000, /* 1MHz timer clock.*/
irq_storm_gpt1_cb, /* Timer callback.*/
0,
0
};
@ -156,52 +33,30 @@ static const GPTConfig gpt4cfg = {
* GPT3 configuration.
*/
static const GPTConfig gpt3cfg = {
1000000, /* 1MHz timer clock.*/
gpt3cb, /* Timer callback.*/
1000000, /* 1MHz timer clock.*/
irq_storm_gpt2_cb, /* Timer callback.*/
0,
0
};
/*===========================================================================*/
/* Generic demo code. */
/*===========================================================================*/
static void print(char *p) {
while (*p) {
chSequentialStreamPut(&SD2, *p++);
}
}
static void println(char *p) {
while (*p) {
chSequentialStreamPut(&SD2, *p++);
}
chSequentialStreamWrite(&SD2, (uint8_t *)"\r\n", 2);
}
static void printn(uint32_t n) {
char buf[16], *p;
if (!n)
chSequentialStreamPut(&SD2, '0');
else {
p = buf;
while (n)
*p++ = (n % 10) + '0', n /= 10;
while (p > buf)
chSequentialStreamPut(&SD2, *--p);
}
}
/*
* IRQ Storm configuration.
*/
static const irq_storm_config_t irq_storm_config = {
(BaseSequentialStream *)&SD2,
GPIOD,
GPIOD_LED5,
&GPTD4,
&GPTD3,
&gpt4cfg,
&gpt3cfg,
STM32_SYSCLK
};
/*
* Application entry point.
*/
int main(void) {
unsigned i;
gptcnt_t interval, threshold, worst;
/*
* System initializations.
@ -213,121 +68,15 @@ int main(void) {
halInit();
chSysInit();
/*
* Prepares the Serial driver 2 and GPT drivers 2 and 3.
*/
/* Prepares the Serial driver 2.*/
sdStart(&SD2, NULL); /* Default is 38400-8-N-1.*/
palSetPadMode(GPIOA, 2, PAL_MODE_ALTERNATE(7));
palSetPadMode(GPIOA, 3, PAL_MODE_ALTERNATE(7));
gptStart(&GPTD4, &gpt4cfg);
gptStart(&GPTD3, &gpt3cfg);
/*
* Initializes the mailboxes and creates the worker threads.
*/
for (i = 0; i < NUM_THREADS; i++) {
chMBObjectInit(&mb[i], b[i], MAILBOX_SIZE);
chThdCreateStatic(waWorkerThread[i], sizeof waWorkerThread[i],
NORMALPRIO - 20, WorkerThread, (void *)i);
}
/* Running the test.*/
irq_storm_execute(&irq_storm_config);
/*
* Test procedure.
*/
println("");
println("*** ChibiOS/RT IRQ-STORM long duration test");
println("***");
print("*** Kernel: ");
println(CH_KERNEL_VERSION);
print("*** Compiled: ");
println(__DATE__ " - " __TIME__);
#ifdef PORT_COMPILER_NAME
print("*** Compiler: ");
println(PORT_COMPILER_NAME);
#endif
print("*** Architecture: ");
println(PORT_ARCHITECTURE_NAME);
#ifdef PORT_CORE_VARIANT_NAME
print("*** Core Variant: ");
println(PORT_CORE_VARIANT_NAME);
#endif
#ifdef PORT_INFO
print("*** Port Info: ");
println(PORT_INFO);
#endif
#ifdef PLATFORM_NAME
print("*** Platform: ");
println(PLATFORM_NAME);
#endif
#ifdef BOARD_NAME
print("*** Test Board: ");
println(BOARD_NAME);
#endif
println("***");
print("*** System Clock: ");
printn(STM32_SYSCLK);
println("");
print("*** Iterations: ");
printn(ITERATIONS);
println("");
print("*** Randomize: ");
printn(RANDOMIZE);
println("");
print("*** Threads: ");
printn(NUM_THREADS);
println("");
print("*** Mailbox size: ");
printn(MAILBOX_SIZE);
println("");
println("");
worst = 0;
for (i = 1; i <= ITERATIONS; i++){
print("Iteration ");
printn(i);
println("");
saturated = FALSE;
threshold = 0;
for (interval = 2000;
interval >= 2;
interval -= (interval + 9) / 10) {
gptStartContinuous(&GPTD4, interval - 1); /* Slightly out of phase.*/
gptStartContinuous(&GPTD3, interval + 1); /* Slightly out of phase.*/
chThdSleepMilliseconds(1000);
gptStopTimer(&GPTD4);
gptStopTimer(&GPTD3);
if (!saturated)
print(".");
else {
print("#");
if (threshold == 0)
threshold = interval;
break;
}
}
/* Gives the worker threads a chance to empty the mailboxes before next
cycle.*/
chThdSleepMilliseconds(20);
println("");
print("Saturated at ");
printn(threshold);
println(" uS");
println("");
if (threshold > worst)
worst = threshold;
}
gptStopTimer(&GPTD4);
gptStopTimer(&GPTD3);
print("Worst case at ");
printn(worst);
println(" uS");
println("");
println("Test Complete");
/*
* Normal main() thread activity, nothing in this test.
*/
/* Normal main() thread activity, nothing in this test.*/
while (true) {
chThdSleepMilliseconds(5000);
}

2
testhal/common/irq_storm.c
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@ -22,6 +22,8 @@
* @{
*/
#include <stdlib.h>
#include "ch.h"
#include "hal.h"