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/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License (the "License").
* You may not use this file except in compliance with the License.
*
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
* or http://www.opensolaris.org/os/licensing.
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*/
/*
* Copyright 2007 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
#ifndef _SYS_PSM_COMMON_H
#define _SYS_PSM_COMMON_H
#pragma ident "%Z%%M% %I% %E% SMI"
#include <sys/types.h>
#include <sys/param.h>
#include <sys/cmn_err.h>
#include <sys/acpi/acpi.h>
#include <sys/acpica.h>
#include <sys/sunddi.h>
#include <sys/ddi.h>
#include <sys/ddi_impldefs.h>
#include <sys/pci.h>
#include <sys/debug.h>
#ifdef __cplusplus
extern "C" {
#endif
/* private data used in psm_common */
typedef struct acpi_prs_private {
uchar_t prs_irqflags;
uchar_t prs_type;
} acpi_prs_private_t;
typedef struct acpi_psm_lnk {
ACPI_HANDLE lnkobj;
acpi_prs_private_t acpi_prs_prv;
uchar_t device_status;
} acpi_psm_lnk_t;
typedef void (*intr_exit_fn_t)(int prev_ipl, int irq);
/*
* status definition for device_status (as returned by _STA)
*/
#define STA_PRESENT 0x1
#define STA_ENABLE 0x2
/*
* irq_cache_t: Entry for irq cache to map pci bus/dev/ipin or ACPI object
* referencing an interrupt link device the configured irq for the device.
* It is assumed that the acpi object that references the link device is
* the same for all devices that reference the same link device.
*/
typedef struct irq_cache {
uchar_t bus, dev;
uchar_t ipin;
uchar_t irq;
iflag_t flags;
ACPI_HANDLE lnkobj;
} irq_cache_t;
typedef struct acpi_irqlist {
acpi_prs_private_t acpi_prs_prv;
iflag_t intr_flags;
uint32_t *irqs;
int num_irqs;
struct acpi_irqlist *next;
} acpi_irqlist_t;
#define MAX_ISA_IRQ 15
#define ELCR_PORT1 0x4D0
#define ELCR_PORT2 0x4D1
#define ELCR_LEVEL(elcrval, irq) (elcrval & (0x1 << irq))
#define ELCR_EDGE(elcrval, irq) ((elcrval & (0x1 << irq)) == 0)
#define ACPI_PSM_SUCCESS 0
#define ACPI_PSM_FAILURE -1
#define ACPI_PSM_PARTIAL -2
/* verbose flags definitions */
#define PSM_VERBOSE_IRQ_FLAG 0x00000001
#define PSM_VERBOSE_POWEROFF_FLAG 0x00000002
#define PSM_VERBOSE_POWEROFF_PAUSE_FLAG 0x00000004
extern int acpi_psm_init(char *module_name, int verbose_flags);
extern void build_reserved_irqlist(uchar_t *reserved_irqs_table);
extern int acpi_translate_pci_irq(dev_info_t *dip, int ipin, int *pci_irqp,
iflag_t *intr_flagp, acpi_psm_lnk_t *acpipsmlnkp);
extern int acpi_set_irq_resource(acpi_psm_lnk_t *acpipsmlnkp, int irq);
extern int acpi_get_current_irq_resource(acpi_psm_lnk_t *acpipsmlnkp,
int *pci_irqp, iflag_t *intr_flagp);
extern int acpi_irqlist_find_irq(acpi_irqlist_t *irqlistp, int irq,
iflag_t *intr_flagp);
extern void acpi_free_irqlist(acpi_irqlist_t *irqlistp);
extern int acpi_get_possible_irq_resources(acpi_psm_lnk_t *acpipsmlnkp,
acpi_irqlist_t **irqlistp);
extern void acpi_new_irq_cache_ent(int bus, int dev, int ipin, int pci_irq,
iflag_t *intr_flagp, acpi_psm_lnk_t *acpipsmlnkp);
extern int acpi_get_irq_cache_ent(uchar_t bus, uchar_t dev, int ipin,
int *pci_irqp, iflag_t *intr_flagp);
extern void acpi_restore_link_devices(void);
extern int acpi_poweroff(void);
extern void psm_set_elcr(int vecno, int val);
extern int psm_get_elcr(int vecno);
extern intr_exit_fn_t psm_intr_exit_fn(void);
#ifdef __cplusplus
}
#endif
#endif /* _SYS_PSM_COMMON_H */
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