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ChibiOS
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Added a global event for sandboxes monitoring. 

git-svn-id: svn://svn.code.sf.net/p/chibios/svn/trunk@14899 27425a3e-05d8-49a3-a47f-9c15f0e5edd8
This commit is contained in:
Giovanni Di Sirio 2021-10-12 07:17:56 +00:00
parent 949e63568e
commit b84aca5137
6 changed files with 80 additions and 10 deletions
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1
demos/STM32/RT-STM32G474RE-NUCLEO64-SB_HOST_STATIC/Makefile
View File

@ -113,6 +113,7 @@ include $(CHIBIOS)/tools/mk/autobuild.mk
include $(CHIBIOS)/os/test/test.mk
include $(CHIBIOS)/test/rt/rt_test.mk
include $(CHIBIOS)/test/oslib/oslib_test.mk
include $(CHIBIOS)/os/hal/lib/streams/streams.mk
# Define linker script file here
LDSCRIPT= ./STM32G474xE_SB.ld

38
demos/STM32/RT-STM32G474RE-NUCLEO64-SB_HOST_STATIC/main.c
View File

@ -17,6 +17,7 @@
#include "ch.h"
#include "hal.h"
#include "sb.h"
#include "chprintf.h"
#include "rt_test_root.h"
#include "oslib_test_root.h"
@ -72,10 +73,10 @@ static THD_FUNCTION(Thread1, arg) {
while (true) {
palClearLine(LINE_LED_GREEN);
chThdSleepMilliseconds(500);
(void) sbSendMessage(&sbx1, (msg_t)i);
(void) sbSendMessageTimeout(&sbx1, (msg_t)i, TIME_MS2I(10));
palSetLine(LINE_LED_GREEN);
chThdSleepMilliseconds(500);
(void) sbSendMessage(&sbx2, (msg_t)i);
(void) sbSendMessageTimeout(&sbx2, (msg_t)i, TIME_MS2I(10));
i++;
}
}
@ -84,7 +85,8 @@ static THD_FUNCTION(Thread1, arg) {
* Application entry point.
*/
int main(void) {
thread_t *utp1;
thread_t *utp1, *utp2;
event_listener_t el1;
/*
* System initializations.
@ -92,9 +94,16 @@ int main(void) {
* and performs the board-specific initializations.
* - Kernel initialization, the main() function becomes a thread and the
* RTOS is active.
* - SandBox manager initialization.
*/
halInit();
chSysInit();
sbHostInit();
/*
* Listening to sandbox events.
*/
chEvtRegister(&sb.termination_es, &el1, (eventid_t)0);
/*
* Activates the Serial or SIO driver using the default configuration.
@ -134,7 +143,7 @@ int main(void) {
}
/* Starting sandboxed thread 2.*/
utp1 = sbStartThread(&sbx2, &sb_config2, "sbx2",
utp2 = sbStartThread(&sbx2, &sb_config2, "sbx2",
waUnprivileged2, sizeof (waUnprivileged2),
NORMALPRIO - 1);
if (utp1 == NULL) {
@ -142,15 +151,28 @@ int main(void) {
}
/*
* Normal main() thread activity, in this demo it does nothing except
* sleeping in a loop and check the button state.
* Normal main() thread activity, in this demo it monitos the user button
* and checks for sandboxes state.
*/
while (true) {
if (palReadLine(LINE_BUTTON)) {
/* Checking for user button, launching test suite if pressed.*/
if (palReadLine(LINE_BUTTON)) {
test_execute((BaseSequentialStream *)&LPSIOD1, &rt_test_suite);
test_execute((BaseSequentialStream *)&LPSIOD1, &oslib_test_suite);
}
chThdSleepMilliseconds(500);
/* Waiting for a sandbox event or timeout.*/
if (chEvtWaitOneTimeout(ALL_EVENTS, TIME_MS2I(500)) != (eventmask_t)0) {
if (chThdTerminatedX(utp1)) {
chprintf((BaseSequentialStream *)&LPSIOD1, "SB1 terminated\r\n");
}
if (chThdTerminatedX(utp2)) {
chprintf((BaseSequentialStream *)&LPSIOD1, "SB2 terminated\r\n");
}
}
}
}

2
os/sb/host/compilers/GCC/sbexc.S
View File

@ -149,7 +149,7 @@ UsageFault_Handler:
/* Exception exit point.*/
.do_exit:
bl chThdExitS
bl __sb_abort
.zombies2: b .zombies2
.align 2

15
os/sb/host/sbapi.c
View File

@ -922,6 +922,14 @@ static void sb_undef_handler(struct port_extctx *ectxp) {
/* Module exported functions. */
/*===========================================================================*/
void __sb_abort(msg_t msg) {
#if CH_CFG_USE_EVENTS == TRUE
chEvtBroadcastI(&sb.termination_es);
#endif
chThdExitS(msg);
}
void sb_api_stdio(struct port_extctx *ectxp) {
switch (ectxp->r0) {
@ -955,7 +963,12 @@ void sb_api_stdio(struct port_extctx *ectxp) {
void sb_api_exit(struct port_extctx *ectxp) {
chThdExit((msg_t )ectxp->r0);
chSysLock();
#if CH_CFG_USE_EVENTS == TRUE
chEvtBroadcastI(&sb.termination_es);
#endif
chThdExitS((msg_t )ectxp->r0);
chSysUnlock();
/* Cannot get here.*/
ectxp->r0 = SB_ERR_ENOSYS;

5
os/sb/host/sbhost.c
View File

@ -36,6 +36,11 @@
/* Module exported variables. */
/*===========================================================================*/
/**
* @brief Global sandbox managed state variable.
*/
sb_t sb;
/*===========================================================================*/
/* Module local types. */
/*===========================================================================*/

29
os/sb/host/sbhost.h
View File

@ -55,6 +55,21 @@
/* Module data structures and types. */
/*===========================================================================*/
/**
* @brief Type of a sandbox manager global structure.
*/
typedef struct {
#if (CH_CFG_USE_EVENTS == TRUE) || defined(__DOXYGEN__)
/**
* @brief Event source for sandbox termination.
*/
event_source_t termination_es;
#endif
} sb_t;
/**
* @brief Type of a sandbox memory region.
*/
typedef struct {
/**
* @brief Memory range base.
@ -168,6 +183,8 @@ typedef struct {
/* External declarations. */
/*===========================================================================*/
extern sb_t sb;
#ifdef __cplusplus
extern "C" {
#endif
@ -190,6 +207,18 @@ extern "C" {
/* Module inline functions. */
/*===========================================================================*/
/**
* @brief Initialization of the sandbox host.
*
* @init
*/
static inline void sbHostInit(void) {
#if (CH_CFG_USE_EVENTS == TRUE) || defined(__DOXYGEN__)
chEvtObjectInit(&sb.termination_es);
#endif
}
#if (CH_CFG_USE_WAITEXIT == TRUE) || defined(__DOXYGEN__)
/**
* @brief Blocks the execution of the invoking thread until the sandbox