diff options
Diffstat (limited to 'src/arch/alpha')
| -rw-r--r-- | src/arch/alpha/SConscript | 101 | ||||
| -rw-r--r-- | src/arch/alpha/SConsopts | 37 | ||||
| -rw-r--r-- | src/arch/alpha/faults.cc | 32 | ||||
| -rw-r--r-- | src/arch/alpha/faults.hh | 23 | ||||
| -rw-r--r-- | src/arch/alpha/utility.hh | 3 |
5 files changed, 75 insertions, 121 deletions
diff --git a/src/arch/alpha/SConscript b/src/arch/alpha/SConscript index addd49884..61611e9f6 100644 --- a/src/arch/alpha/SConscript +++ b/src/arch/alpha/SConscript @@ -29,76 +29,45 @@ # Authors: Gabe Black # Steve Reinhardt -import os -import sys -from os.path import isdir +Import('*') -# This file defines how to build a particular configuration of M5 -# based on variable settings in the 'env' build environment. +if env['TARGET_ISA'] == 'alpha': + Source('faults.cc') + Source('floatregfile.cc') + Source('intregfile.cc') + Source('miscregfile.cc') + Source('regfile.cc') + Source('remote_gdb.cc') -# Import build environment variable from SConstruct. -Import('env') + if env['FULL_SYSTEM']: + Source('arguments.cc') + Source('ev5.cc') + Source('idle_event.cc') + Source('ipr.cc') + Source('kernel_stats.cc') + Source('osfpal.cc') + Source('pagetable.cc') + Source('stacktrace.cc') + Source('system.cc') + Source('tlb.cc') + Source('vtophys.cc') -################################################### -# -# Define needed sources. -# -################################################### - -# Base sources used by all configurations. -base_sources = Split(''' - faults.cc - floatregfile.cc - intregfile.cc - miscregfile.cc - regfile.cc - remote_gdb.cc - ''') - -# Full-system sources -full_system_sources = Split(''' - arguments.cc - ev5.cc - freebsd/system.cc - idle_event.cc - ipr.cc - kernel_stats.cc - linux/system.cc - osfpal.cc - pagetable.cc - stacktrace.cc - system.cc - tlb.cc - tru64/system.cc - vtophys.cc - ''') - - -# Syscall emulation (non-full-system) sources -syscall_emulation_sources = Split(''' - linux/linux.cc - linux/process.cc - tru64/tru64.cc - tru64/process.cc - process.cc - ''') - -# Set up complete list of sources based on configuration. -sources = base_sources + Source('freebsd/system.cc') + Source('linux/system.cc') + Source('tru64/system.cc') -if env['FULL_SYSTEM']: - sources += full_system_sources -else: - sources += syscall_emulation_sources + else: + Source('process.cc') -# Convert file names to SCons File objects. This takes care of the -# path relative to the top of the directory tree. -sources = [File(s) for s in sources] + Source('linux/linux.cc') + Source('linux/process.cc') -# Add in files generated by the ISA description. -isa_desc_files = env.ISADesc('isa/main.isa') -# Only non-header files need to be compiled. -isa_desc_sources = [f for f in isa_desc_files if not f.path.endswith('.hh')] -sources += isa_desc_sources + Source('tru64/tru64.cc') + Source('tru64/process.cc') -Return('sources') + # Add in files generated by the ISA description. + isa_desc_files = env.ISADesc('isa/main.isa') + # Only non-header files need to be compiled. + for f in isa_desc_files: + if not f.path.endswith('.hh'): + Source(f) diff --git a/src/arch/alpha/SConsopts b/src/arch/alpha/SConsopts new file mode 100644 index 000000000..633eeb06f --- /dev/null +++ b/src/arch/alpha/SConsopts @@ -0,0 +1,37 @@ +# -*- mode:python -*- + +# Copyright (c) 2004-2005 The Regents of The University of Michigan +# All rights reserved. +# +# Redistribution and use in source and binary forms, with or without +# modification, are permitted provided that the following conditions are +# met: redistributions of source code must retain the above copyright +# notice, this list of conditions and the following disclaimer; +# redistributions in binary form must reproduce the above copyright +# notice, this list of conditions and the following disclaimer in the +# documentation and/or other materials provided with the distribution; +# neither the name of the copyright holders nor the names of its +# contributors may be used to endorse or promote products derived from +# this software without specific prior written permission. +# +# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS +# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT +# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR +# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT +# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, +# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT +# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, +# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY +# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE +# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. +# +# Authors: Nathan Binkert + +Import('*') + +all_isa_list.append('alpha') + +# Alpha can be compiled with Turbolaser support instead of Tsunami +sticky_opts.Add(BoolOption('ALPHA_TLASER', + 'Model Alpha TurboLaser platform (vs. Tsunami)', False)) diff --git a/src/arch/alpha/faults.cc b/src/arch/alpha/faults.cc index 9a8429635..149729351 100644 --- a/src/arch/alpha/faults.cc +++ b/src/arch/alpha/faults.cc @@ -59,12 +59,6 @@ FaultName ArithmeticFault::_name = "arith"; FaultVect ArithmeticFault::_vect = 0x0501; FaultStat ArithmeticFault::_count; -#if !FULL_SYSTEM -FaultName PageTableFault::_name = "page_table_fault"; -FaultVect PageTableFault::_vect = 0x0000; -FaultStat PageTableFault::_count; -#endif - FaultName InterruptFault::_name = "interrupt"; FaultVect InterruptFault::_vect = 0x0101; FaultStat InterruptFault::_count; @@ -182,32 +176,6 @@ void ItbFault::invoke(ThreadContext * tc) AlphaFault::invoke(tc); } -#else //!FULL_SYSTEM - -void PageTableFault::invoke(ThreadContext *tc) -{ - Process *p = tc->getProcessPtr(); - - // address is higher than the stack region or in the current stack region - if (vaddr > p->stack_base || vaddr > p->stack_min) - FaultBase::invoke(tc); - - // We've accessed the next page - if (vaddr > p->stack_min - PageBytes) { - DPRINTF(Stack, - "Increasing stack %#x:%#x to %#x:%#x because of access to %#x", - p->stack_min, p->stack_base, p->stack_min - PageBytes, - p->stack_base, vaddr); - p->stack_min -= PageBytes; - if (p->stack_base - p->stack_min > 8*1024*1024) - fatal("Over max stack size for one thread\n"); - p->pTable->allocate(p->stack_min, PageBytes); - } else { - warn("Page fault on address %#x\n", vaddr); - FaultBase::invoke(tc); - } -} - #endif } // namespace AlphaISA diff --git a/src/arch/alpha/faults.hh b/src/arch/alpha/faults.hh index e2c3441e9..6342122c2 100644 --- a/src/arch/alpha/faults.hh +++ b/src/arch/alpha/faults.hh @@ -85,29 +85,6 @@ class AlignmentFault : public AlphaFault bool isAlignmentFault() {return true;} }; -#if !FULL_SYSTEM -class PageTableFault : public AlphaFault -{ - private: - Addr vaddr; - static FaultName _name; - static FaultVect _vect; - static FaultStat _count; - public: - PageTableFault(Addr va) - : vaddr(va) {} - FaultName name() {return _name;} - FaultVect vect() {return _vect;} - FaultStat & countStat() {return _count;} - void invoke(ThreadContext * tc); -}; - -static inline Fault genPageTableFault(Addr va) -{ - return new PageTableFault(va); -} -#endif - static inline Fault genMachineCheckFault() { return new MachineCheckFault; diff --git a/src/arch/alpha/utility.hh b/src/arch/alpha/utility.hh index 95d52c3fe..c20394a92 100644 --- a/src/arch/alpha/utility.hh +++ b/src/arch/alpha/utility.hh @@ -110,6 +110,9 @@ namespace AlphaISA // Alpha IPR register accessors inline bool PcPAL(Addr addr) { return addr & 0x3; } + inline void startupCPU(ThreadContext *tc, int cpuId) { + tc->activate(0); + } #if FULL_SYSTEM //////////////////////////////////////////////////////////////////////// |