1 /* 2 * CDDL HEADER START 3 * 4 * The contents of this file are subject to the terms of the 5 * Common Development and Distribution License (the "License"). 6 * You may not use this file except in compliance with the License. 7 * 8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 9 * or http://www.opensolaris.org/os/licensing. 10 * See the License for the specific language governing permissions 11 * and limitations under the License. 12 * 13 * When distributing Covered Code, include this CDDL HEADER in each 14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 15 * If applicable, add the following below this CDDL HEADER, with the 16 * fields enclosed by brackets "[]" replaced with your own identifying 17 * information: Portions Copyright [yyyy] [name of copyright owner] 18 * 19 * CDDL HEADER END 20 */ 21 /* 22 * Copyright 2007 Sun Microsystems, Inc. All rights reserved. 23 * Use is subject to license terms. 24 */ 25 26 #ifndef _SYS_PSM_COMMON_H 27 #define _SYS_PSM_COMMON_H 28 29 #pragma ident "%Z%%M% %I% %E% SMI" 30 31 #include <sys/types.h> 32 #include <sys/param.h> 33 #include <sys/cmn_err.h> 34 #include <sys/acpi/acpi.h> 35 #include <sys/acpica.h> 36 37 #include <sys/sunddi.h> 38 #include <sys/ddi.h> 39 #include <sys/ddi_impldefs.h> 40 #include <sys/pci.h> 41 #include <sys/debug.h> 42 43 #ifdef __cplusplus 44 extern "C" { 45 #endif 46 47 48 /* private data used in psm_common */ 49 typedef struct acpi_prs_private { 50 uchar_t prs_irqflags; 51 uchar_t prs_type; 52 } acpi_prs_private_t; 53 54 55 typedef struct acpi_psm_lnk { 56 ACPI_HANDLE lnkobj; 57 acpi_prs_private_t acpi_prs_prv; 58 uchar_t device_status; 59 } acpi_psm_lnk_t; 60 61 typedef void (*intr_exit_fn_t)(int prev_ipl, int irq); 62 63 /* 64 * status definition for device_status (as returned by _STA) 65 */ 66 #define STA_PRESENT 0x1 67 #define STA_ENABLE 0x2 68 69 70 /* 71 * irq_cache_t: Entry for irq cache to map pci bus/dev/ipin or ACPI object 72 * referencing an interrupt link device the configured irq for the device. 73 * It is assumed that the acpi object that references the link device is 74 * the same for all devices that reference the same link device. 75 */ 76 typedef struct irq_cache { 77 uchar_t bus, dev; 78 uchar_t ipin; 79 uchar_t irq; 80 iflag_t flags; 81 ACPI_HANDLE lnkobj; 82 } irq_cache_t; 83 84 85 typedef struct acpi_irqlist { 86 acpi_prs_private_t acpi_prs_prv; 87 iflag_t intr_flags; 88 uint32_t *irqs; 89 int num_irqs; 90 struct acpi_irqlist *next; 91 } acpi_irqlist_t; 92 93 94 #define MAX_ISA_IRQ 15 95 96 #define ELCR_PORT1 0x4D0 97 #define ELCR_PORT2 0x4D1 98 99 #define ELCR_LEVEL(elcrval, irq) (elcrval & (0x1 << irq)) 100 #define ELCR_EDGE(elcrval, irq) ((elcrval & (0x1 << irq)) == 0) 101 102 103 #define ACPI_PSM_SUCCESS 0 104 #define ACPI_PSM_FAILURE -1 105 #define ACPI_PSM_PARTIAL -2 106 107 /* verbose flags definitions */ 108 #define PSM_VERBOSE_IRQ_FLAG 0x00000001 109 #define PSM_VERBOSE_POWEROFF_FLAG 0x00000002 110 #define PSM_VERBOSE_POWEROFF_PAUSE_FLAG 0x00000004 111 112 extern int acpi_psm_init(char *module_name, int verbose_flags); 113 114 extern void build_reserved_irqlist(uchar_t *reserved_irqs_table); 115 116 extern int acpi_translate_pci_irq(dev_info_t *dip, int ipin, int *pci_irqp, 117 iflag_t *intr_flagp, acpi_psm_lnk_t *acpipsmlnkp); 118 119 extern int acpi_set_irq_resource(acpi_psm_lnk_t *acpipsmlnkp, int irq); 120 121 extern int acpi_get_current_irq_resource(acpi_psm_lnk_t *acpipsmlnkp, 122 int *pci_irqp, iflag_t *intr_flagp); 123 124 extern int acpi_irqlist_find_irq(acpi_irqlist_t *irqlistp, int irq, 125 iflag_t *intr_flagp); 126 127 extern void acpi_free_irqlist(acpi_irqlist_t *irqlistp); 128 129 extern int acpi_get_possible_irq_resources(acpi_psm_lnk_t *acpipsmlnkp, 130 acpi_irqlist_t **irqlistp); 131 132 extern void acpi_new_irq_cache_ent(int bus, int dev, int ipin, int pci_irq, 133 iflag_t *intr_flagp, acpi_psm_lnk_t *acpipsmlnkp); 134 135 extern int acpi_get_irq_cache_ent(uchar_t bus, uchar_t dev, int ipin, 136 int *pci_irqp, iflag_t *intr_flagp); 137 138 extern int acpi_poweroff(void); 139 140 extern void psm_set_elcr(int vecno, int val); 141 extern int psm_get_elcr(int vecno); 142 extern intr_exit_fn_t psm_intr_exit_fn(void); 143 144 #ifdef __cplusplus 145 } 146 #endif 147 148 #endif /* _SYS_PSM_COMMON_H */ 149