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 2008 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/acpi/acpi.h> 30 #include <sys/acpi/acresrc.h> 31 #include <sys/acpi/acglobal.h> 32 #include <sys/acpica.h> 33 34 #ifdef __cplusplus 35 extern "C" { 36 #endif 37 38 /* 39 * P-state related macros 40 */ 41 #define CPU_ACPI_PPC(sp) sp->cs_ppc 42 #define CPU_ACPI_PSD(sp) sp->cs_psd 43 #define CPU_ACPI_PCT(sp) sp->cs_pct 44 #define CPU_ACPI_PCT_CTRL(sp) &sp->cs_pct[0] 45 #define CPU_ACPI_PCT_STATUS(sp) &sp->cs_pct[1] 46 #define CPU_ACPI_PSTATES(sp) sp->cs_pstates.ss_states 47 #define CPU_ACPI_PSTATES_COUNT(sp) sp->cs_pstates.ss_count 48 49 #define CPU_ACPI_FREQ(pstate) pstate->ps_freq 50 #define CPU_ACPI_PSTATE_TRANSLAT(pstate) pstate->ps_translat 51 #define CPU_ACPI_PSTATE_CTRL(pstate) pstate->ps_ctrl 52 53 /* 54 * T-state related macros 55 */ 56 #define CPU_ACPI_TPC(sp) sp->cs_tpc 57 #define CPU_ACPI_TSD(sp) sp->cs_tsd 58 #define CPU_ACPI_PTC(sp) sp->cs_ptc 59 #define CPU_ACPI_PTC_CTRL(sp) &sp->cs_ptc[0] 60 #define CPU_ACPI_PTC_STATUS(sp) &sp->cs_ptc[1] 61 #define CPU_ACPI_TSTATES(sp) sp->cs_tstates.ss_states 62 #define CPU_ACPI_TSTATES_COUNT(sp) sp->cs_tstates.ss_count 63 64 #define CPU_ACPI_FREQPER(tstate) tstate->ts_freqper 65 #define CPU_ACPI_TSTATE_TRANSLAT(tstate) tstate->ts_translat 66 #define CPU_ACPI_TSTATE_CTRL(tstate) tstate->ts_ctrl 67 #define CPU_ACPI_TSTATE_STAT(tstate) tstate->ts_state 68 69 #define CPU_ACPI_NONE_CACHED 0x00 70 #define CPU_ACPI_PCT_CACHED 0x01 71 #define CPU_ACPI_PSS_CACHED 0x02 72 #define CPU_ACPI_PSD_CACHED 0x04 73 #define CPU_ACPI_PPC_CACHED 0x08 74 #define CPU_ACPI_PTC_CACHED 0x10 75 #define CPU_ACPI_TSS_CACHED 0x20 76 #define CPU_ACPI_TSD_CACHED 0x40 77 #define CPU_ACPI_TPC_CACHED 0x80 78 79 #define CPU_ACPI_IS_OBJ_CACHED(sp, obj) (sp->cpu_acpi_cached & obj) 80 #define CPU_ACPI_OBJ_IS_CACHED(sp, obj) (sp->cpu_acpi_cached |= obj) 81 #define CPU_ACPI_OBJ_IS_NOT_CACHED(sp, obj) (sp->cpu_acpi_cached &= ~obj) 82 83 #define CPU_ACPI_PSTATES_SIZE(cnt) (cnt * sizeof (cpu_acpi_pstate_t)) 84 #define CPU_ACPI_PSS_CNT (sizeof (cpu_acpi_pstate_t) / sizeof (uint32_t)) 85 #define CPU_ACPI_TSTATES_SIZE(cnt) (cnt * sizeof (cpu_acpi_tstate_t)) 86 #define CPU_ACPI_TSS_CNT (sizeof (cpu_acpi_tstate_t) / sizeof (uint32_t)) 87 88 /* 89 * CPU Domain Coordination Types 90 */ 91 #define CPU_ACPI_SW_ALL 0xfc 92 #define CPU_ACPI_SW_ANY 0xfd 93 #define CPU_ACPI_HW_ALL 0xfe 94 95 /* 96 * Container for ACPI processor state dependency information 97 */ 98 typedef struct cpu_acpi_state_dependency 99 { 100 uint8_t sd_entries; 101 uint8_t sd_revision; 102 uint32_t sd_domain; 103 uint32_t sd_type; 104 uint32_t sd_num; 105 } cpu_acpi_state_dependency_t; 106 107 typedef cpu_acpi_state_dependency_t cpu_acpi_psd_t; 108 typedef cpu_acpi_state_dependency_t cpu_acpi_tsd_t; 109 110 /* 111 * Container for ACPI processor control register information 112 */ 113 typedef struct cpu_acpi_ctrl_regs 114 { 115 uint8_t cr_addrspace_id; 116 uint8_t cr_width; 117 uint8_t cr_offset; 118 uint8_t cr_asize; 119 ACPI_IO_ADDRESS cr_address; 120 } cpu_acpi_ctrl_regs_t; 121 122 typedef cpu_acpi_ctrl_regs_t cpu_acpi_pct_t; 123 typedef cpu_acpi_ctrl_regs_t cpu_acpi_ptc_t; 124 125 /* 126 * Container for ACPI _PSS information 127 */ 128 typedef struct cpu_acpi_pstate 129 { 130 uint32_t ps_freq; 131 uint32_t ps_disp; 132 uint32_t ps_translat; 133 uint32_t ps_buslat; 134 uint32_t ps_ctrl; 135 uint32_t ps_state; 136 } cpu_acpi_pstate_t; 137 138 /* 139 * Container for _TSS information 140 */ 141 typedef struct cpu_acpi_tstate 142 { 143 uint32_t ts_freqper; 144 uint32_t ts_disp; 145 uint32_t ts_translat; 146 uint32_t ts_ctrl; 147 uint32_t ts_state; 148 149 } cpu_acpi_tstate_t; 150 151 typedef struct cpu_acpi_supported_states { 152 void *ss_states; 153 uint32_t ss_count; 154 } cpu_acpi_supported_states_t; 155 156 typedef cpu_acpi_supported_states_t cpu_acpi_pstates_t; 157 typedef cpu_acpi_supported_states_t cpu_acpi_tstates_t; 158 159 typedef int cpu_acpi_present_capabilities_t; 160 typedef int cpu_acpi_ppc_t; 161 typedef int cpu_acpi_tpc_t; 162 163 /* 164 * Container for cached ACPI data. 165 */ 166 typedef struct cpu_acpi_state { 167 ACPI_HANDLE cs_handle; 168 dev_info_t *cs_dip; 169 uint_t cpu_acpi_cached; 170 cpu_acpi_pstates_t cs_pstates; 171 cpu_acpi_pct_t cs_pct[2]; 172 cpu_acpi_psd_t cs_psd; 173 cpu_acpi_ppc_t cs_ppc; 174 cpu_acpi_tstates_t cs_tstates; 175 cpu_acpi_ptc_t cs_ptc[2]; 176 cpu_acpi_tsd_t cs_tsd; 177 cpu_acpi_tpc_t cs_tpc; 178 } cpu_acpi_state_t; 179 180 typedef cpu_acpi_state_t *cpu_acpi_handle_t; 181 182 extern void cpu_acpi_cache_ppc(cpu_acpi_handle_t); 183 extern void cpu_acpi_cache_tpc(cpu_acpi_handle_t); 184 extern int cpu_acpi_cache_pstate_data(cpu_acpi_handle_t); 185 extern void cpu_acpi_free_pstate_data(cpu_acpi_handle_t); 186 extern int cpu_acpi_cache_tstate_data(cpu_acpi_handle_t); 187 extern void cpu_acpi_free_tstate_data(cpu_acpi_handle_t); 188 extern void cpu_acpi_install_notify_handler(cpu_acpi_handle_t, 189 ACPI_NOTIFY_HANDLER, dev_info_t *); 190 extern int cpu_acpi_write_pdc(cpu_acpi_handle_t, uint32_t, uint32_t, 191 uint32_t *); 192 extern int cpu_acpi_write_port(ACPI_IO_ADDRESS, uint32_t, uint32_t); 193 extern int cpu_acpi_read_port(ACPI_IO_ADDRESS, uint32_t *, uint32_t); 194 extern uint_t cpu_acpi_get_speeds(cpu_acpi_handle_t, int **); 195 extern void cpu_acpi_free_speeds(int *, uint_t); 196 extern cpu_acpi_handle_t cpu_acpi_init(dev_info_t *); 197 extern void cpu_acpi_fini(cpu_acpi_handle_t); 198 199 #ifdef __cplusplus 200 } 201 #endif 202 203 #endif /* _CPU_ACPI_H */ 204