X-Git-Url: https://git.saurik.com/apple/xnu.git/blobdiff_plain/b36670cedae0009469e8ee117453de831de64a6b..4a3eedf9ecc9bbe3f3a5c6ce5e53ad199d639d32:/osfmk/ppc/ppc_init.c diff --git a/osfmk/ppc/ppc_init.c b/osfmk/ppc/ppc_init.c index 71168cd3a..781eb38a1 100644 --- a/osfmk/ppc/ppc_init.c +++ b/osfmk/ppc/ppc_init.c @@ -1,23 +1,29 @@ /* - * Copyright (c) 2000-2004 Apple Computer, Inc. All rights reserved. + * Copyright (c) 2000-2007 Apple Inc. All rights reserved. * - * @APPLE_LICENSE_HEADER_START@ + * @APPLE_OSREFERENCE_LICENSE_HEADER_START@ * - * The contents of this file constitute Original Code as defined in and - * are subject to the Apple Public Source License Version 1.1 (the - * "License"). You may not use this file except in compliance with the - * License. Please obtain a copy of the License at - * http://www.apple.com/publicsource and read it before using this file. + * This file contains Original Code and/or Modifications of Original Code + * as defined in and that are subject to the Apple Public Source License + * Version 2.0 (the 'License'). You may not use this file except in + * compliance with the License. The rights granted to you under the License + * may not be used to create, or enable the creation or redistribution of, + * unlawful or unlicensed copies of an Apple operating system, or to + * circumvent, violate, or enable the circumvention or violation of, any + * terms of an Apple operating system software license agreement. * - * This Original Code and all software distributed under the License are - * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER + * Please obtain a copy of the License at + * http://www.opensource.apple.com/apsl/ and read it before using this file. + * + * The Original Code and all software distributed under the License are + * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT. Please see the - * License for the specific language governing rights and limitations - * under the License. + * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. + * Please see the License for the specific language governing rights and + * limitations under the License. * - * @APPLE_LICENSE_HEADER_END@ + * @APPLE_OSREFERENCE_LICENSE_HEADER_END@ */ /* * @OSF_COPYRIGHT@ @@ -48,6 +54,8 @@ #include #include #include +#include +#include #include @@ -55,9 +63,6 @@ extern unsigned int mckFlags; extern vm_offset_t intstack; extern vm_offset_t debstack; -int pc_trace_buf[1024] = {0}; -int pc_trace_cnt = 1024; - extern unsigned int extPatchMCK; extern unsigned int extPatch32; extern unsigned int hwulckPatch_isync; @@ -74,8 +79,6 @@ extern unsigned int rwlesPatch_isync; extern unsigned int rwlesPatch_eieio; extern unsigned int rwldPatch_isync; extern unsigned int rwldPatch_eieio; -extern unsigned int retfsectPatch_eieio; -extern unsigned int retfsectPatch_isync; extern unsigned int bcopy_nop_if_32bit; extern unsigned int bcopy_nc_nop_if_32bit; extern unsigned int memcpy_nop_if_32bit; @@ -87,6 +90,8 @@ extern unsigned int uft_cuttrace; int forcenap = 0; int wcte = 0; /* Non-cache gather timer disabled */ +int debug_task; + patch_entry_t patch_table[] = { {&extPatch32, 0x60000000, PATCH_FEATURE, PatchExt32}, {&extPatchMCK, 0x60000000, PATCH_PROCESSOR, CPU_SUBTYPE_POWERPC_970}, @@ -107,10 +112,6 @@ patch_entry_t patch_table[] = { {&bcopy_nop_if_32bit, 0x60000000, PATCH_FEATURE, PatchExt32}, {&bcopy_nc_nop_if_32bit,0x60000000, PATCH_FEATURE, PatchExt32}, {&memcpy_nop_if_32bit, 0x60000000, PATCH_FEATURE, PatchExt32}, -#if !MACH_LDEBUG - {&retfsectPatch_isync, 0x60000000, PATCH_FEATURE, PatchLwsync}, - {&retfsectPatch_eieio, 0x7c2004ac, PATCH_FEATURE, PatchLwsync}, -#endif {&xsum_nop_if_32bit, 0x60000000, PATCH_FEATURE, PatchExt32}, {&uft_nop_if_32bit, 0x60000000, PATCH_FEATURE, PatchExt32}, {&uft_uaw_nop_if_32bit, 0x60000000, PATCH_FEATURE, PatchExt32}, @@ -118,6 +119,7 @@ patch_entry_t patch_table[] = { {NULL, 0x00000000, PATCH_END_OF_TABLE, 0} }; + /* * Forward definition */ @@ -127,6 +129,7 @@ void ppc_init( void ppc_init_cpu( struct per_proc_info *proc_info); + /* * Routine: ppc_init * Function: @@ -146,33 +149,42 @@ ppc_init( uint64_t scdata; - /* * Setup per_proc info for first cpu. */ BootProcInfo.cpu_number = 0; BootProcInfo.cpu_flags = 0; - BootProcInfo.istackptr = 0; /* we're on the interrupt stack */ + BootProcInfo.istackptr = 0; /* we're on the interrupt stack */ BootProcInfo.intstack_top_ss = (vm_offset_t)&intstack + INTSTACK_SIZE - FM_SIZE; BootProcInfo.debstack_top_ss = (vm_offset_t)&debstack + KERNEL_STACK_SIZE - FM_SIZE; BootProcInfo.debstackptr = BootProcInfo.debstack_top_ss; BootProcInfo.interrupts_enabled = 0; BootProcInfo.pending_ast = AST_NONE; - BootProcInfo.FPU_owner = 0; - BootProcInfo.VMX_owner = 0; + BootProcInfo.FPU_owner = NULL; + BootProcInfo.VMX_owner = NULL; BootProcInfo.pp_cbfr = console_per_proc_alloc(TRUE); - BootProcInfo.rtcPop = 0xFFFFFFFFFFFFFFFFULL; + BootProcInfo.rtcPop = EndOfAllTime; + BootProcInfo.pp2ndPage = (addr64_t)&BootProcInfo; /* Initial physical address of the second page */ + + BootProcInfo.pms.pmsStamp = 0; /* Dummy transition time */ + BootProcInfo.pms.pmsPop = EndOfAllTime; /* Set the pop way into the future */ + + BootProcInfo.pms.pmsState = pmsParked; /* Park the power stepper */ + BootProcInfo.pms.pmsCSetCmd = pmsCInit; /* Set dummy initial hardware state */ + mp = (mapping_t *)BootProcInfo.ppUMWmp; mp->mpFlags = 0x01000000 | mpLinkage | mpPerm | 1; mp->mpSpace = invalSpace; + pmsInit(); /* Initialize the stepper */ + thread_bootstrap(); thread = current_thread(); thread->machine.curctx = &thread->machine.facctx; thread->machine.facctx.facAct = thread; - thread->machine.umwSpace = invalSpace; /* Initialize user memory window space to invalid */ + thread->machine.umwSpace = invalSpace; /* Initialize user memory window space to invalid */ thread->machine.preemption_count = 1; cpu_bootstrap(); @@ -181,37 +193,40 @@ ppc_init( master_cpu = 0; processor_bootstrap(); - timer_switch((uint32_t)mach_absolute_time(), &thread->system_timer); + timer_start(&thread->system_timer, mach_absolute_time()); + PROCESSOR_DATA(master_processor, kernel_timer) = + PROCESSOR_DATA(master_processor, thread_timer) = &thread->system_timer; static_memory_end = round_page(args->topOfKernelData);; - PE_init_platform(FALSE, args); /* Get platform expert set up */ + PE_init_platform(FALSE, args); /* Get platform expert set up */ if (!PE_parse_boot_arg("novmx", &novmx)) novmx=0; /* Special run without VMX? */ - if(novmx) { /* Yeah, turn it off */ - BootProcInfo.pf.Available &= ~pfAltivec; /* Turn off Altivec available */ + if(novmx) { /* Yeah, turn it off */ + BootProcInfo.pf.Available &= ~pfAltivec; /* Turn off Altivec available */ __asm__ volatile("mtsprg 2,%0" : : "r" (BootProcInfo.pf.Available)); /* Set live value */ } if (!PE_parse_boot_arg("fn", &forcenap)) forcenap = 0; /* If force nap not set, make 0 */ else { - if(forcenap < 2) forcenap = forcenap + 1; /* Else set 1 for off, 2 for on */ - else forcenap = 0; /* Clear for error case */ + if(forcenap < 2) forcenap = forcenap + 1; /* Else set 1 for off, 2 for on */ + else forcenap = 0; /* Clear for error case */ } - if (!PE_parse_boot_arg("diag", &dgWork.dgFlags)) dgWork.dgFlags=0; /* Set diagnostic flags */ - if (!PE_parse_boot_arg("lcks", &LcksOpts)) LcksOpts=0; /* Set lcks options */ + if (!PE_parse_boot_arg("pmsx", &pmsExperimental)) pmsExperimental = 0; /* Check if we should start in experimental power management stepper mode */ + if (!PE_parse_boot_arg("lcks", &LcksOpts)) LcksOpts = 0; /* Set lcks options */ + if (!PE_parse_boot_arg("diag", &dgWork.dgFlags)) dgWork.dgFlags = 0; /* Set diagnostic flags */ if(dgWork.dgFlags & enaExpTrace) trcWork.traceMask = 0xFFFFFFFF; /* If tracing requested, enable it */ - if(PE_parse_boot_arg("ctrc", &cputrace)) { /* See if tracing is limited to a specific cpu */ + if(PE_parse_boot_arg("ctrc", &cputrace)) { /* See if tracing is limited to a specific cpu */ trcWork.traceMask = (trcWork.traceMask & 0xFFFFFFF0) | (cputrace & 0xF); /* Limit to 4 */ } if(!PE_parse_boot_arg("tb", &trcWork.traceSize)) { /* See if non-default trace buffer size */ #if DEBUG - trcWork.traceSize = 32; /* Default 32 page trace table for DEBUG */ + trcWork.traceSize = 32; /* Default 32 page trace table for DEBUG */ #else - trcWork.traceSize = 8; /* Default 8 page trace table for RELEASE */ + trcWork.traceSize = 8; /* Default 8 page trace table for RELEASE */ #endif } @@ -228,7 +243,7 @@ ppc_init( else wcte = (wcte != 0); /* Force to 0 or 1 */ if (!PE_parse_boot_arg("mcklog", &mckFlags)) mckFlags = 0; /* If machine check flags not specified, clear */ - else if(mckFlags > 1) mckFlags = 0; /* If bogus, clear */ + else if(mckFlags > 1) mckFlags = 0; /* If bogus, clear */ if (!PE_parse_boot_arg("ht_shift", &hash_table_shift)) /* should we use a non-default hash table size? */ hash_table_shift = 0; /* no, use default size */ @@ -257,10 +272,8 @@ ppc_init( } } } - - PE_init_platform(TRUE, args); - - machine_startup(args); + + machine_startup(); } /*