ChibiOS/os/sb/host/sbvrq.h

136 lines
4.9 KiB
C

/*
ChibiOS - Copyright (C) 2006,2007,2008,2009,2010,2011,2012,2013,2014,
2015,2016,2017,2018,2019,2020,2021 Giovanni Di Sirio.
This file is part of ChibiOS.
ChibiOS 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 version 3 of the License.
ChibiOS 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, see <http://www.gnu.org/licenses/>.
*/
/**
* @file sb/host/sbvrq.h
* @brief ARM SandBox host Virtual IRQs macros and structures.
*
* @addtogroup ARM_SANDBOX_HOSTAPI
* @{
*/
#ifndef SBVRQ_H
#define SBVRQ_H
#if (SB_CFG_ENABLE_VRQ == TRUE) || defined(__DOXYGEN__)
/*===========================================================================*/
/* Module constants. */
/*===========================================================================*/
/**
* @name Virtual ISR register bit definitions
* @{
*/
#define SB_VRQ_ISR_DISABLED 1U
/** @} */
/**
* @name VRQ pseudo-instructions handlers
* @{
*/
#if (SB_CFG_ENABLE_VRQ == TRUE) || defined(__DOXYGEN__)
#define SB_SVC119_HANDLER sb_fastc_vrq_gcsts
#define SB_SVC120_HANDLER sb_fastc_vrq_setwt
#define SB_SVC121_HANDLER sb_fastc_vrq_clrwt
#define SB_SVC122_HANDLER sb_fastc_vrq_seten
#define SB_SVC123_HANDLER sb_fastc_vrq_clren
#define SB_SVC124_HANDLER sb_fastc_vrq_disable
#define SB_SVC125_HANDLER sb_fastc_vrq_enable
#define SB_SVC126_HANDLER sb_fastc_vrq_getisr
#define SB_SVC127_HANDLER sb_fastc_vrq_return
#define SB_SVC253_HANDLER sb_sysc_vrq_set_alarm
#define SB_SVC254_HANDLER sb_sysc_vrq_reset_alarm
#define SB_SVC255_HANDLER sb_sysc_vrq_wait
#endif
/** @} */
/*===========================================================================*/
/* Module pre-compile time settings. */
/*===========================================================================*/
/*===========================================================================*/
/* Derived constants and error checks. */
/*===========================================================================*/
/*===========================================================================*/
/* Module data structures and types. */
/*===========================================================================*/
/*===========================================================================*/
/* Module macros. */
/*===========================================================================*/
/*===========================================================================*/
/* External declarations. */
/*===========================================================================*/
#ifdef __cplusplus
extern "C" {
#endif
void sbVRQTriggerS(sb_class_t *sbp, sb_vrqnum_t nvrq);
void sbVRQTriggerI(sb_class_t *sbp, sb_vrqnum_t nvrq);
void sb_sysc_vrq_set_alarm(struct port_extctx *ectxp);
void sb_sysc_vrq_reset_alarm(struct port_extctx *ectxp);
void sb_fastc_vrq_gcsts(struct port_extctx *ectxp);
void sb_sysc_vrq_wait(struct port_extctx *ectxp);
void sb_fastc_vrq_setwt(struct port_extctx *ectxp);
void sb_fastc_vrq_clrwt(struct port_extctx *ectxp);
void sb_fastc_vrq_seten(struct port_extctx *ectxp);
void sb_fastc_vrq_clren(struct port_extctx *ectxp);
void sb_fastc_vrq_disable(struct port_extctx *ectxp);
void sb_fastc_vrq_enable(struct port_extctx *ectxp);
void sb_fastc_vrq_getisr(struct port_extctx *ectxp);
void sb_fastc_vrq_return(struct port_extctx *ectxp);
void __sb_vrq_check_pending(struct port_extctx *ectxp, sb_class_t *sbp);
#ifdef __cplusplus
}
#endif
/*===========================================================================*/
/* Module inline functions. */
/*===========================================================================*/
/**
* @brief Triggers VRQs on the specified sandbox.
* @note This function must be called from IRQ context because
* it manipulates exception stack frames.
*
* @param[in] sbp pointer to a @p sb_class_t structure
* @param[in] nvrq number of VRQ to be activated
*
* @special
*/
CC_FORCE_INLINE
static inline void sbVRQTriggerFromISR(sb_class_t *sbp, sb_vrqnum_t nvrq) {
chSysLockFromISR();
sbVRQTriggerI(sbp, nvrq);
chSysUnlockFromISR();
}
#endif /* SB_CFG_ENABLE_VRQ == TRUE */
#endif /* SBVRQ_H */
/** @} */