cpu_acpi.h revision 10447:27e11f9490f1
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 2009 Sun Microsystems, Inc. All rights reserved. 23 * Use is subject to license terms. 24 */ 25 26#ifndef _CPU_ACPI_H 27#define _CPU_ACPI_H 28 29#include <sys/cpuvar.h> 30#include <sys/acpi/acpi.h> 31#include <sys/acpi/accommon.h> 32#include <sys/acpi/acresrc.h> 33#include <sys/acpica.h> 34 35#ifdef __cplusplus 36extern "C" { 37#endif 38 39/* 40 * P-state related macros 41 */ 42#define CPU_ACPI_PPC(sp) sp->cs_ppc 43#define CPU_ACPI_PSD(sp) sp->cs_psd 44#define CPU_ACPI_PCT(sp) sp->cs_pct 45#define CPU_ACPI_PCT_CTRL(sp) &sp->cs_pct[0] 46#define CPU_ACPI_PCT_STATUS(sp) &sp->cs_pct[1] 47#define CPU_ACPI_PSTATES(sp) sp->cs_pstates.ss_states 48#define CPU_ACPI_PSTATES_COUNT(sp) sp->cs_pstates.ss_count 49 50#define CPU_ACPI_FREQ(pstate) pstate->ps_freq 51#define CPU_ACPI_PSTATE_TRANSLAT(pstate) pstate->ps_translat 52#define CPU_ACPI_PSTATE_CTRL(pstate) pstate->ps_ctrl 53 54/* 55 * T-state related macros 56 */ 57#define CPU_ACPI_TPC(sp) sp->cs_tpc 58#define CPU_ACPI_TSD(sp) sp->cs_tsd 59#define CPU_ACPI_PTC(sp) sp->cs_ptc 60#define CPU_ACPI_PTC_CTRL(sp) &sp->cs_ptc[0] 61#define CPU_ACPI_PTC_STATUS(sp) &sp->cs_ptc[1] 62#define CPU_ACPI_TSTATES(sp) sp->cs_tstates.ss_states 63#define CPU_ACPI_TSTATES_COUNT(sp) sp->cs_tstates.ss_count 64 65#define CPU_ACPI_FREQPER(tstate) tstate->ts_freqper 66#define CPU_ACPI_TSTATE_TRANSLAT(tstate) tstate->ts_translat 67#define CPU_ACPI_TSTATE_CTRL(tstate) tstate->ts_ctrl 68#define CPU_ACPI_TSTATE_STAT(tstate) tstate->ts_state 69 70/* 71 * C-state realted macros 72 */ 73#define CPU_ACPI_CSD(sp) sp->cs_csd 74#define CPU_ACPI_CSTATES(sp) sp->cs_cstates.ss_states 75#define CPU_ACPI_CSTATES_COUNT(sp) sp->cs_cstates.ss_count 76 77#define CPU_ACPI_NONE_CACHED 0x0000 78#define CPU_ACPI_PCT_CACHED 0x0001 79#define CPU_ACPI_PSS_CACHED 0x0002 80#define CPU_ACPI_PSD_CACHED 0x0004 81#define CPU_ACPI_PPC_CACHED 0x0008 82#define CPU_ACPI_PTC_CACHED 0x0010 83#define CPU_ACPI_TSS_CACHED 0x0020 84#define CPU_ACPI_TSD_CACHED 0x0040 85#define CPU_ACPI_TPC_CACHED 0x0080 86#define CPU_ACPI_CST_CACHED 0x0100 87#define CPU_ACPI_CSD_CACHED 0x0200 88 89#define CPU_ACPI_IS_OBJ_CACHED(sp, obj) (sp->cpu_acpi_cached & obj) 90#define CPU_ACPI_OBJ_IS_CACHED(sp, obj) (sp->cpu_acpi_cached |= obj) 91#define CPU_ACPI_OBJ_IS_NOT_CACHED(sp, obj) (sp->cpu_acpi_cached &= ~obj) 92 93#define CPU_ACPI_PSTATES_SIZE(cnt) (cnt * sizeof (cpu_acpi_pstate_t)) 94#define CPU_ACPI_PSS_CNT (sizeof (cpu_acpi_pstate_t) / sizeof (uint32_t)) 95#define CPU_ACPI_TSTATES_SIZE(cnt) (cnt * sizeof (cpu_acpi_tstate_t)) 96#define CPU_ACPI_TSS_CNT (sizeof (cpu_acpi_tstate_t) / sizeof (uint32_t)) 97#define CPU_ACPI_CSTATES_SIZE(cnt) (cnt * sizeof (cpu_acpi_cstate_t)) 98#define CPU_ACPI_CST_CNT (sizeof (cpu_acpi_cstate_t) / sizeof (uint32_t)) 99/* 100 * CPU Domain Coordination Types 101 */ 102#define CPU_ACPI_SW_ALL 0xfc 103#define CPU_ACPI_SW_ANY 0xfd 104#define CPU_ACPI_HW_ALL 0xfe 105 106/* 107 * Container for ACPI processor state dependency information 108 */ 109typedef struct cpu_acpi_state_dependency 110{ 111 uint8_t sd_entries; 112 uint8_t sd_revision; 113 uint32_t sd_domain; 114 uint32_t sd_type; 115 uint32_t sd_num; 116 uint32_t sd_index; 117} cpu_acpi_state_dependency_t; 118 119typedef cpu_acpi_state_dependency_t cpu_acpi_psd_t; 120typedef cpu_acpi_state_dependency_t cpu_acpi_tsd_t; 121typedef cpu_acpi_state_dependency_t cpu_acpi_csd_t; 122 123/* 124 * Container for ACPI processor control register information 125 */ 126typedef struct cpu_acpi_ctrl_regs 127{ 128 uint8_t cr_addrspace_id; 129 uint8_t cr_width; 130 uint8_t cr_offset; 131 uint8_t cr_asize; 132 ACPI_IO_ADDRESS cr_address; 133} cpu_acpi_ctrl_regs_t; 134 135typedef cpu_acpi_ctrl_regs_t cpu_acpi_pct_t; 136typedef cpu_acpi_ctrl_regs_t cpu_acpi_ptc_t; 137 138/* 139 * Container for ACPI _PSS information 140 */ 141typedef struct cpu_acpi_pstate 142{ 143 uint32_t ps_freq; 144 uint32_t ps_disp; 145 uint32_t ps_translat; 146 uint32_t ps_buslat; 147 uint32_t ps_ctrl; 148 uint32_t ps_state; 149} cpu_acpi_pstate_t; 150 151/* 152 * Container for _TSS information 153 */ 154typedef struct cpu_acpi_tstate 155{ 156 uint32_t ts_freqper; 157 uint32_t ts_disp; 158 uint32_t ts_translat; 159 uint32_t ts_ctrl; 160 uint32_t ts_state; 161 162} cpu_acpi_tstate_t; 163 164/* 165 * Container for _CST information 166 */ 167typedef struct cpu_acpi_cstate 168{ 169 uint32_t cs_addrspace_id; 170 uint32_t cs_address; 171 uint32_t cs_type; 172 uint32_t cs_latency; 173 uint32_t cs_power; 174 kstat_t *cs_ksp; 175} cpu_acpi_cstate_t; 176 177typedef struct cpu_acpi_supported_states { 178 void *ss_states; 179 uint32_t ss_count; 180} cpu_acpi_supported_states_t; 181 182typedef cpu_acpi_supported_states_t cpu_acpi_pstates_t; 183typedef cpu_acpi_supported_states_t cpu_acpi_tstates_t; 184typedef cpu_acpi_supported_states_t cpu_acpi_cstates_t; 185 186typedef int cpu_acpi_present_capabilities_t; 187typedef int cpu_acpi_ppc_t; 188typedef int cpu_acpi_tpc_t; 189 190/* 191 * Container for cached ACPI data. 192 */ 193typedef struct cpu_acpi_state { 194 ACPI_HANDLE cs_handle; 195 int cs_id; 196 uint_t cpu_acpi_cached; 197 cpu_acpi_pstates_t cs_pstates; 198 cpu_acpi_pct_t cs_pct[2]; 199 cpu_acpi_psd_t cs_psd; 200 cpu_acpi_ppc_t cs_ppc; 201 cpu_acpi_tstates_t cs_tstates; 202 cpu_acpi_ptc_t cs_ptc[2]; 203 cpu_acpi_tsd_t cs_tsd; 204 cpu_acpi_tpc_t cs_tpc; 205 cpu_acpi_cstates_t cs_cstates; 206 cpu_acpi_csd_t cs_csd; 207} cpu_acpi_state_t; 208 209typedef cpu_acpi_state_t *cpu_acpi_handle_t; 210 211extern void cpu_acpi_cache_ppc(cpu_acpi_handle_t); 212extern void cpu_acpi_cache_tpc(cpu_acpi_handle_t); 213extern int cpu_acpi_cache_pstate_data(cpu_acpi_handle_t); 214extern void cpu_acpi_free_pstate_data(cpu_acpi_handle_t); 215extern int cpu_acpi_cache_tstate_data(cpu_acpi_handle_t); 216extern void cpu_acpi_free_tstate_data(cpu_acpi_handle_t); 217extern int cpu_acpi_cache_cstate_data(cpu_acpi_handle_t); 218extern void cpu_acpi_free_cstate_data(cpu_acpi_handle_t); 219extern void cpu_acpi_install_notify_handler(cpu_acpi_handle_t, 220 ACPI_NOTIFY_HANDLER, void *); 221extern void cpu_acpi_remove_notify_handler(cpu_acpi_handle_t, 222 ACPI_NOTIFY_HANDLER); 223extern int cpu_acpi_write_pdc(cpu_acpi_handle_t, uint32_t, uint32_t, 224 uint32_t *); 225extern int cpu_acpi_write_port(ACPI_IO_ADDRESS, uint32_t, uint32_t); 226extern int cpu_acpi_read_port(ACPI_IO_ADDRESS, uint32_t *, uint32_t); 227extern void cpu_acpi_set_register(uint32_t, uint32_t); 228extern void cpu_acpi_get_register(uint32_t, uint32_t *); 229extern uint_t cpu_acpi_get_speeds(cpu_acpi_handle_t, int **); 230extern uint_t cpu_acpi_get_max_cstates(cpu_acpi_handle_t); 231extern void cpu_acpi_free_speeds(int *, uint_t); 232extern cpu_acpi_handle_t cpu_acpi_init(cpu_t *); 233extern void cpu_acpi_fini(cpu_acpi_handle_t); 234 235#ifdef __cplusplus 236} 237#endif 238 239#endif /* _CPU_ACPI_H */ 240