105 lines
5.1 KiB
C
105 lines
5.1 KiB
C
|
/*
|
||
|
* Copyright (c) 2016, ARM Limited and Contributors. All rights reserved.
|
||
|
*
|
||
|
* Redistribution and use in source and binary forms, with or without
|
||
|
* modification, are permitted provided that the following conditions are met:
|
||
|
*
|
||
|
* Redistributions of source code must retain the above copyright notice, this
|
||
|
* list of conditions and the following disclaimer.
|
||
|
*
|
||
|
* Redistributions in binary form must reproduce the above copyright notice,
|
||
|
* this list of conditions and the following disclaimer in the documentation
|
||
|
* and/or other materials provided with the distribution.
|
||
|
*
|
||
|
* Neither the name of ARM nor the names of its contributors may be used
|
||
|
* to endorse or promote products derived from this software without specific
|
||
|
* prior written permission.
|
||
|
*
|
||
|
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
|
||
|
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
||
|
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
||
|
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
|
||
|
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
|
||
|
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
|
||
|
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
|
||
|
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
|
||
|
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
|
||
|
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
|
||
|
* POSSIBILITY OF SUCH DAMAGE.
|
||
|
*/
|
||
|
|
||
|
#ifndef GIC_COMMON_PRIVATE_H_
|
||
|
#define GIC_COMMON_PRIVATE_H_
|
||
|
|
||
|
#include <gic_common.h>
|
||
|
#include <mmio.h>
|
||
|
#include <stdint.h>
|
||
|
|
||
|
/*******************************************************************************
|
||
|
* GIC Distributor interface register accessors that are common to GICv3 & GICv2
|
||
|
******************************************************************************/
|
||
|
static inline unsigned int gicd_read_ctlr(uintptr_t base)
|
||
|
{
|
||
|
return mmio_read_32(base + GICD_CTLR);
|
||
|
}
|
||
|
|
||
|
static inline unsigned int gicd_read_typer(uintptr_t base)
|
||
|
{
|
||
|
return mmio_read_32(base + GICD_TYPER);
|
||
|
}
|
||
|
|
||
|
static inline unsigned int gicd_read_iidr(uintptr_t base)
|
||
|
{
|
||
|
return mmio_read_32(base + GICD_IIDR);
|
||
|
}
|
||
|
|
||
|
static inline void gicd_write_ctlr(uintptr_t base, unsigned int val)
|
||
|
{
|
||
|
mmio_write_32(base + GICD_CTLR, val);
|
||
|
}
|
||
|
|
||
|
/*******************************************************************************
|
||
|
* GIC Distributor function prototypes for accessing entire registers.
|
||
|
* Note: The raw register values correspond to multiple interrupt IDs and
|
||
|
* the number of interrupt IDs involved depends on the register accessed.
|
||
|
******************************************************************************/
|
||
|
unsigned int gicd_read_igroupr(uintptr_t base, unsigned int id);
|
||
|
unsigned int gicd_read_isenabler(uintptr_t base, unsigned int id);
|
||
|
unsigned int gicd_read_icenabler(uintptr_t base, unsigned int id);
|
||
|
unsigned int gicd_read_ispendr(uintptr_t base, unsigned int id);
|
||
|
unsigned int gicd_read_icpendr(uintptr_t base, unsigned int id);
|
||
|
unsigned int gicd_read_isactiver(uintptr_t base, unsigned int id);
|
||
|
unsigned int gicd_read_icactiver(uintptr_t base, unsigned int id);
|
||
|
unsigned int gicd_read_ipriorityr(uintptr_t base, unsigned int id);
|
||
|
unsigned int gicd_read_icfgr(uintptr_t base, unsigned int id);
|
||
|
unsigned int gicd_read_nsacr(uintptr_t base, unsigned int id);
|
||
|
void gicd_write_igroupr(uintptr_t base, unsigned int id, unsigned int val);
|
||
|
void gicd_write_isenabler(uintptr_t base, unsigned int id, unsigned int val);
|
||
|
void gicd_write_icenabler(uintptr_t base, unsigned int id, unsigned int val);
|
||
|
void gicd_write_ispendr(uintptr_t base, unsigned int id, unsigned int val);
|
||
|
void gicd_write_icpendr(uintptr_t base, unsigned int id, unsigned int val);
|
||
|
void gicd_write_isactiver(uintptr_t base, unsigned int id, unsigned int val);
|
||
|
void gicd_write_icactiver(uintptr_t base, unsigned int id, unsigned int val);
|
||
|
void gicd_write_ipriorityr(uintptr_t base, unsigned int id, unsigned int val);
|
||
|
void gicd_write_icfgr(uintptr_t base, unsigned int id, unsigned int val);
|
||
|
void gicd_write_nsacr(uintptr_t base, unsigned int id, unsigned int val);
|
||
|
|
||
|
/*******************************************************************************
|
||
|
* GIC Distributor function prototypes for accessing the GIC registers
|
||
|
* corresponding to a single interrupt ID. These functions use bitwise
|
||
|
* operations or appropriate register accesses to modify or return
|
||
|
* the bit-field corresponding the single interrupt ID.
|
||
|
******************************************************************************/
|
||
|
unsigned int gicd_get_igroupr(uintptr_t base, unsigned int id);
|
||
|
void gicd_set_igroupr(uintptr_t base, unsigned int id);
|
||
|
void gicd_clr_igroupr(uintptr_t base, unsigned int id);
|
||
|
void gicd_set_isenabler(uintptr_t base, unsigned int id);
|
||
|
void gicd_set_icenabler(uintptr_t base, unsigned int id);
|
||
|
void gicd_set_ispendr(uintptr_t base, unsigned int id);
|
||
|
void gicd_set_icpendr(uintptr_t base, unsigned int id);
|
||
|
void gicd_set_isactiver(uintptr_t base, unsigned int id);
|
||
|
void gicd_set_icactiver(uintptr_t base, unsigned int id);
|
||
|
void gicd_set_ipriorityr(uintptr_t base, unsigned int id, unsigned int pri);
|
||
|
|
||
|
#endif /* GIC_COMMON_PRIVATE_H_ */
|