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82cb2c1ad9
To make software license auditing simpler, use SPDX[0] license identifiers instead of duplicating the license text in every file. NOTE: Files that have been imported by FreeBSD have not been modified. [0]: https://spdx.org/ Change-Id: I80a00e1f641b8cc075ca5a95b10607ed9ed8761a Signed-off-by: dp-arm <dimitris.papastamos@arm.com>
80 lines
3.7 KiB
C
80 lines
3.7 KiB
C
/*
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* Copyright (c) 2016, ARM Limited and Contributors. All rights reserved.
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*
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* SPDX-License-Identifier: BSD-3-Clause
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*/
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#ifndef GIC_COMMON_PRIVATE_H_
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#define GIC_COMMON_PRIVATE_H_
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#include <gic_common.h>
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#include <mmio.h>
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#include <stdint.h>
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/*******************************************************************************
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* GIC Distributor interface register accessors that are common to GICv3 & GICv2
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******************************************************************************/
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static inline unsigned int gicd_read_ctlr(uintptr_t base)
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{
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return mmio_read_32(base + GICD_CTLR);
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}
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static inline unsigned int gicd_read_typer(uintptr_t base)
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{
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return mmio_read_32(base + GICD_TYPER);
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}
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static inline unsigned int gicd_read_iidr(uintptr_t base)
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{
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return mmio_read_32(base + GICD_IIDR);
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}
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static inline void gicd_write_ctlr(uintptr_t base, unsigned int val)
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{
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mmio_write_32(base + GICD_CTLR, val);
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}
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/*******************************************************************************
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* GIC Distributor function prototypes for accessing entire registers.
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* Note: The raw register values correspond to multiple interrupt IDs and
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* the number of interrupt IDs involved depends on the register accessed.
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******************************************************************************/
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unsigned int gicd_read_igroupr(uintptr_t base, unsigned int id);
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unsigned int gicd_read_isenabler(uintptr_t base, unsigned int id);
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unsigned int gicd_read_icenabler(uintptr_t base, unsigned int id);
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unsigned int gicd_read_ispendr(uintptr_t base, unsigned int id);
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unsigned int gicd_read_icpendr(uintptr_t base, unsigned int id);
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unsigned int gicd_read_isactiver(uintptr_t base, unsigned int id);
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unsigned int gicd_read_icactiver(uintptr_t base, unsigned int id);
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unsigned int gicd_read_ipriorityr(uintptr_t base, unsigned int id);
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unsigned int gicd_read_icfgr(uintptr_t base, unsigned int id);
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unsigned int gicd_read_nsacr(uintptr_t base, unsigned int id);
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void gicd_write_igroupr(uintptr_t base, unsigned int id, unsigned int val);
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void gicd_write_isenabler(uintptr_t base, unsigned int id, unsigned int val);
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void gicd_write_icenabler(uintptr_t base, unsigned int id, unsigned int val);
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void gicd_write_ispendr(uintptr_t base, unsigned int id, unsigned int val);
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void gicd_write_icpendr(uintptr_t base, unsigned int id, unsigned int val);
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void gicd_write_isactiver(uintptr_t base, unsigned int id, unsigned int val);
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void gicd_write_icactiver(uintptr_t base, unsigned int id, unsigned int val);
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void gicd_write_ipriorityr(uintptr_t base, unsigned int id, unsigned int val);
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void gicd_write_icfgr(uintptr_t base, unsigned int id, unsigned int val);
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void gicd_write_nsacr(uintptr_t base, unsigned int id, unsigned int val);
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/*******************************************************************************
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* GIC Distributor function prototypes for accessing the GIC registers
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* corresponding to a single interrupt ID. These functions use bitwise
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* operations or appropriate register accesses to modify or return
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* the bit-field corresponding the single interrupt ID.
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******************************************************************************/
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unsigned int gicd_get_igroupr(uintptr_t base, unsigned int id);
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void gicd_set_igroupr(uintptr_t base, unsigned int id);
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void gicd_clr_igroupr(uintptr_t base, unsigned int id);
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void gicd_set_isenabler(uintptr_t base, unsigned int id);
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void gicd_set_icenabler(uintptr_t base, unsigned int id);
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void gicd_set_ispendr(uintptr_t base, unsigned int id);
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void gicd_set_icpendr(uintptr_t base, unsigned int id);
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void gicd_set_isactiver(uintptr_t base, unsigned int id);
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void gicd_set_icactiver(uintptr_t base, unsigned int id);
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void gicd_set_ipriorityr(uintptr_t base, unsigned int id, unsigned int pri);
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#endif /* GIC_COMMON_PRIVATE_H_ */
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