| | 1 | /* |
| | 2 | * Copyright (c) 2000-2004 Apple Computer, Inc. All rights reserved. |
| | 3 | * |
| | 4 | * @APPLE_LICENSE_HEADER_START@ |
| | 5 | * |
| | 6 | * The contents of this file constitute Original Code as defined in and |
| | 7 | * are subject to the Apple Public Source License Version 1.1 (the |
| | 8 | * "License"). You may not use this file except in compliance with the |
| | 9 | * License. Please obtain a copy of the License at |
| | 10 | * http://www.apple.com/publicsource and read it before using this file. |
| | 11 | * |
| | 12 | * This Original Code and all software distributed under the License are |
| | 13 | * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER |
| | 14 | * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, |
| | 15 | * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, |
| | 16 | * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT. Please see the |
| | 17 | * License for the specific language governing rights and limitations |
| | 18 | * under the License. |
| | 19 | * |
| | 20 | * @APPLE_LICENSE_HEADER_END@ |
| | 21 | */ |
| | 22 | /* |
| | 23 | * @OSF_COPYRIGHT@ |
| | 24 | */ |
| | 25 | |
| | 26 | #ifndef _PPC_MACHINE_ROUTINES_H_ |
| | 27 | #define _PPC_MACHINE_ROUTINES_H_ |
| | 28 | |
| | 29 | #include <mach/mach_types.h> |
| | 30 | #include <mach/boolean.h> |
| | 31 | #include <kern/kern_types.h> |
| | 32 | #include <pexpert/pexpert.h> |
| | 33 | |
| | 34 | /* Get Interrupts Enabled */ |
| | 35 | extern boolean_t ml_get_interrupts_enabled( |
| | 36 | void); |
| | 37 | |
| | 38 | /* Set Interrupts Enabled */ |
| | 39 | extern boolean_t ml_set_interrupts_enabled( |
| | 40 | boolean_t enable); |
| | 41 | |
| | 42 | /* Check if running at interrupt context */ |
| | 43 | extern boolean_t ml_at_interrupt_context( |
| | 44 | void); |
| | 45 | |
| | 46 | #ifdef KERNEL_PRIVATE |
| | 47 | |
| | 48 | /* Generate a fake interrupt */ |
| | 49 | extern void ml_cause_interrupt( |
| | 50 | void); |
| | 51 | |
| | 52 | /* Type for the IPI Hander */ |
| | 53 | typedef void (*ipi_handler_t)(void); |
| | 54 | |
| | 55 | /* Type for the Time Base Enable function */ |
| | 56 | typedef void (*time_base_enable_t)(cpu_id_t cpu_id, boolean_t enable); |
| | 57 | |
| | 58 | /* enables (or disables) the processor nap mode the function returns the previous value*/ |
| | 59 | extern boolean_t ml_enable_nap( |
| | 60 | int target_cpu, |
| | 61 | boolean_t nap_enabled); |
| | 62 | |
| | 63 | /* Put the processor to sleep */ |
| | 64 | extern void ml_ppc_sleep( |
| | 65 | void); |
| | 66 | |
| | 67 | extern void ml_get_timebase( |
| | 68 | unsigned long long *timstamp); |
| | 69 | |
| | 70 | extern int ml_enable_cache_level( |
| | 71 | int cache_level, |
| | 72 | int enable); |
| | 73 | |
| | 74 | extern void ml_static_mfree( |
| | 75 | vm_offset_t vaddr, |
| | 76 | vm_size_t size); |
| | 77 | |
| | 78 | /* Init Interrupts */ |
| | 79 | extern void ml_install_interrupt_handler( |
| | 80 | void *nub, |
| | 81 | int source, |
| | 82 | void *target, |
| | 83 | IOInterruptHandler handler, |
| | 84 | void *refCon); |
| | 85 | |
| | 86 | extern vm_offset_t ml_static_ptovirt( |
| | 87 | vm_offset_t paddr); |
| | 88 | |
| | 89 | /* virtual to physical on wired pages */ |
| | 90 | extern vm_offset_t ml_vtophys( |
| | 91 | vm_offset_t vaddr); |
| | 92 | |
| | 93 | /* PCI config cycle probing */ |
| | 94 | extern boolean_t ml_probe_read( |
| | 95 | vm_offset_t paddr, |
| | 96 | unsigned int *val); |
| | 97 | |
| | 98 | extern boolean_t ml_probe_read_64( |
| | 99 | addr64_t paddr, |
| | 100 | unsigned int *val); |
| | 101 | |
| | 102 | /* Read physical address byte */ |
| | 103 | extern unsigned int ml_phys_read_byte( |
| | 104 | vm_offset_t paddr); |
| | 105 | |
| | 106 | extern unsigned int ml_phys_read_byte_64( |
| | 107 | addr64_t paddr); |
| | 108 | |
| | 109 | /* Read physical address half word */ |
| | 110 | extern unsigned int ml_phys_read_half( |
| | 111 | vm_offset_t paddr); |
| | 112 | |
| | 113 | extern unsigned int ml_phys_read_half_64( |
| | 114 | addr64_t paddr); |
| | 115 | |
| | 116 | /* Read physical address word*/ |
| | 117 | extern unsigned int ml_phys_read( |
| | 118 | vm_offset_t paddr); |
| | 119 | |
| | 120 | extern unsigned int ml_phys_read_64( |
| | 121 | addr64_t paddr); |
| | 122 | |
| | 123 | extern unsigned int ml_phys_read_word( |
| | 124 | vm_offset_t paddr); |
| | 125 | |
| | 126 | extern unsigned int ml_phys_read_word_64( |
| | 127 | addr64_t paddr); |
| | 128 | |
| | 129 | /* Read physical address double word */ |
| | 130 | extern unsigned long long ml_phys_read_double( |
| | 131 | vm_offset_t paddr); |
| | 132 | |
| | 133 | extern unsigned long long ml_phys_read_double_64( |
| | 134 | addr64_t paddr); |
| | 135 | |
| | 136 | /* Write physical address byte */ |
| | 137 | extern void ml_phys_write_byte( |
| | 138 | vm_offset_t paddr, |
| | 139 | unsigned int data); |
| | 140 | |
| | 141 | extern void ml_phys_write_byte_64( |
| | 142 | addr64_t paddr, |
| | 143 | unsigned int data); |
| | 144 | |
| | 145 | /* Write physical address half word */ |
| | 146 | extern void ml_phys_write_half( |
| | 147 | vm_offset_t paddr, |
| | 148 | unsigned int data); |
| | 149 | |
| | 150 | extern void ml_phys_write_half_64( |
| | 151 | addr64_t paddr, |
| | 152 | unsigned int data); |
| | 153 | |
| | 154 | /* Write physical address word */ |
| | 155 | extern void ml_phys_write( |
| | 156 | vm_offset_t paddr, |
| | 157 | unsigned int data); |
| | 158 | |
| | 159 | extern void ml_phys_write_64( |
| | 160 | addr64_t paddr, |
| | 161 | unsigned int data); |
| | 162 | |
| | 163 | extern void ml_phys_write_word( |
| | 164 | vm_offset_t paddr, |
| | 165 | unsigned int data); |
| | 166 | |
| | 167 | extern void ml_phys_write_word_64( |
| | 168 | addr64_t paddr, |
| | 169 | unsigned int data); |
| | 170 | |
| | 171 | /* Write physical address double word */ |
| | 172 | extern void ml_phys_write_double( |
| | 173 | vm_offset_t paddr, |
| | 174 | unsigned long long data); |
| | 175 | |
| | 176 | extern void ml_phys_write_double_64( |
| | 177 | addr64_t paddr, |
| | 178 | unsigned long long data); |
| | 179 | |
| | 180 | /* Struct for ml_processor_register */ |
| | 181 | struct ml_processor_info { |
| | 182 | cpu_id_t cpu_id; |
| | 183 | boolean_t boot_cpu; |
| | 184 | vm_offset_t start_paddr; |
| | 185 | boolean_t supports_nap; |
| | 186 | unsigned long l2cr_value; |
| | 187 | time_base_enable_t time_base_enable; |
| | 188 | uint32_t power_mode_0; |
| | 189 | uint32_t power_mode_1; |
| | 190 | }; |
| | 191 | |
| | 192 | typedef struct ml_processor_info ml_processor_info_t; |
| | 193 | |
| | 194 | /* Register a processor */ |
| | 195 | extern kern_return_t ml_processor_register( |
| | 196 | ml_processor_info_t *ml_processor_info, |
| | 197 | processor_t *processor, |
| | 198 | ipi_handler_t *ipi_handler); |
| | 199 | |
| | 200 | /* Zero bytes starting at a physical address */ |
| | 201 | extern void bzero_phys( |
| | 202 | addr64_t phys_address, |
| | 203 | uint32_t length); |
| | 204 | |
| | 205 | #endif /* KERNEL_PRIVATE */ |
| | 206 | |
| | 207 | #ifdef XNU_KERNEL_PRIVATE |
| | 208 | #if defined(PEXPERT_KERNEL_PRIVATE) || defined(MACH_KERNEL_PRIVATE) |
| | 209 | |
| | 210 | /* Map memory map IO space */ |
| | 211 | extern vm_offset_t ml_io_map( |
| | 212 | vm_offset_t phys_addr, |
| | 213 | vm_size_t size); |
| | 214 | |
| | 215 | /* boot memory allocation */ |
| | 216 | extern vm_offset_t ml_static_malloc( |
| | 217 | vm_size_t size); |
| | 218 | |
| | 219 | #endif /* PEXPERT_KERNEL_PRIVATE || MACH_KERNEL_PRIVATE */ |
| | 220 | |
| | 221 | #if defined(BSD_KERNEL_PRIVATE) || defined(MACH_KERNEL_PRIVATE) |
| | 222 | |
| | 223 | extern int set_be_bit( |
| | 224 | void); |
| | 225 | |
| | 226 | extern int clr_be_bit( |
| | 227 | void); |
| | 228 | |
| | 229 | extern int be_tracing( |
| | 230 | void); |
| | 231 | |
| | 232 | #endif /* BSD_KERNEL_PRIVATE || MACH_KERNEL_PRIVATE */ |
| | 233 | |
| | 234 | #ifdef MACH_KERNEL_PRIVATE |
| | 235 | extern void ml_init_interrupt( |
| | 236 | void); |
| | 237 | |
| | 238 | extern void cacheInit( |
| | 239 | void); |
| | 240 | |
| | 241 | extern void cacheDisable( |
| | 242 | void); |
| | 243 | |
| | 244 | extern void ml_init_lock_timeout( |
| | 245 | void); |
| | 246 | |
| | 247 | void ml_ppc_do_sleep(void); |
| | 248 | |
| | 249 | #endif /* MACH_KERNEL_PRIVATE */ |
| | 250 | #endif /* XNU_KERNEL_PRIVATE */ |
| | 251 | |
| | 252 | #ifdef KERNEL_PRIVATE |
| | 253 | extern void ml_thread_policy( |
| | 254 | thread_t thread, |
| | 255 | unsigned policy_id, |
| | 256 | unsigned policy_info); |
| | 257 | |
| | 258 | #define MACHINE_GROUP 0x00000001 |
| | 259 | #define MACHINE_NETWORK_GROUP 0x10000000 |
| | 260 | #define MACHINE_NETWORK_WORKLOOP 0x00000001 |
| | 261 | #define MACHINE_NETWORK_NETISR 0x00000002 |
| | 262 | |
| | 263 | /* Initialize the maximum number of CPUs */ |
| | 264 | extern void ml_init_max_cpus( |
| | 265 | unsigned int max_cpus); |
| | 266 | |
| | 267 | /* Return the maximum number of CPUs set by ml_init_max_cpus() */ |
| | 268 | extern unsigned int ml_get_max_cpus( |
| | 269 | void); |
| | 270 | |
| | 271 | extern void ml_cpu_up(void); |
| | 272 | extern void ml_cpu_down(void); |
| | 273 | |
| | 274 | /* Struct for ml_cpu_get_info */ |
| | 275 | struct ml_cpu_info { |
| | 276 | unsigned long vector_unit; |
| | 277 | unsigned long cache_line_size; |
| | 278 | unsigned long l1_icache_size; |
| | 279 | unsigned long l1_dcache_size; |
| | 280 | unsigned long l2_settings; |
| | 281 | unsigned long l2_cache_size; |
| | 282 | unsigned long l3_settings; |
| | 283 | unsigned long l3_cache_size; |
| | 284 | }; |
| | 285 | |
| | 286 | typedef struct ml_cpu_info ml_cpu_info_t; |
| | 287 | |
| | 288 | /* Get processor info */ |
| | 289 | extern void ml_cpu_get_info( |
| | 290 | ml_cpu_info_t *ml_cpu_info); |
| | 291 | |
| | 292 | extern void ml_set_processor_speed( |
| | 293 | unsigned long speed); |
| | 294 | extern void ml_set_processor_speed_slave( |
| | 295 | unsigned long speed); |
| | 296 | extern void ml_set_processor_speed_dpll( |
| | 297 | unsigned long speed); |
| | 298 | extern void ml_set_processor_speed_dfs( |
| | 299 | unsigned long speed); |
| | 300 | extern void ml_set_processor_speed_powertune( |
| | 301 | unsigned long speed); |
| | 302 | |
| | 303 | extern void ml_set_processor_voltage( |
| | 304 | unsigned long voltage); |
| | 305 | |
| | 306 | extern unsigned int ml_scom_write( |
| | 307 | uint32_t reg, |
| | 308 | uint64_t data); |
| | 309 | |
| | 310 | extern unsigned int ml_scom_read( |
| | 311 | uint32_t reg, |
| | 312 | uint64_t *data); |
| | 313 | |
| | 314 | extern uint32_t ml_hdec_ratio(void); |
| | 315 | |
| | 316 | #endif /* KERNEL_PRIVATE */ |
| | 317 | |
| | 318 | #endif /* _PPC_MACHINE_ROUTINES_H_ */ |
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