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2008-11-02Add in Context IDs to the simulator. From now on, cpuId is almost never used,Lisa Hsu
the primary identifier for a hardware context should be contextId(). The concept of threads within a CPU remains, in the form of threadId() because sometimes you need to know which context within a cpu to manipulate.
2008-11-02Make it so that all thread contexts are registered with the System, even inLisa Hsu
SE. Process still keeps track of the tc's it owns, but registration occurs with the System, this eases the way for system-wide context Ids based on registration.
2008-11-02make BaseCPU the provider of _cpuId, and cpuId() instead of being scatteredLisa Hsu
across the subclasses. generally make it so that member data is _cpuId and accessor functions are cpuId(). The ID val comes from the python (default -1 if none provided), and if it is -1, the index of cpuList will be given. this has passed util/regress quick and se.py -n4 and fs.py -n4 as well as standard switch.
2008-10-27CPU: The API change to EventWrapper did not get propagated to the entirety ↵Clint Smullen
of TimingSimpleCPU. The constructor no-longer schedules an event at construction and the implict conversion between int and bool was allowing the old code to compile without warning. Signed-off By: Ali Saidi
2008-10-27Checkpointing: createCountedDrain function, it was only returning an Event, ↵Clint Smullen
which does not expose a setCount method to Python. Signed-off By: Ali Saidi
2008-10-23s/cpu_id/cpuId in o3 (to be consistent and match style), also fix some typos inLisa Hsu
comments.
2008-10-23probe function no longer used anywhere.Lisa Hsu
2008-10-23remove the totally obsolete split cacheLisa Hsu
2008-10-21style: Use the correct m5 style for things relating to interrupts.Nathan Binkert
2008-10-20O3CPU: Undo Gabe's changes to remove hwrei and simpalcheck from O3 CPU. ↵Ali Saidi
Removing hwrei causes the instruction after the hwrei to be fetched before the ITB/DTB_CM register is updated in a call pal call sys and thus the translation fails because the user is attempting to access a super page address. Minimally, it seems as though some sort of fetch stall or refetch after a hwrei is required. I think this works currently because the hwrei uses the exec context interface, and the o3 stalls when that occurs. Additionally, these changes don't update the LOCK register and probably break ll/sc. Both o3 changes were removed since a great deal of manual patching would be required to only remove the hwrei change.
2008-10-19Automated merge with ssh://daystrom.m5sim.org//z/repo/m5Lisa Hsu
2008-10-16need to add packet_access.hh in order to get tempalte definitionNathan Binkert
2008-10-16get rid of local variable that's only used in an assert so fast compilesNathan Binkert
2008-10-16Automated merge with ssh://daystrom.m5sim.org//z/repo/m5Lisa Hsu
2008-10-14This function declaration isn't used anywhere.Lisa Hsu
HG: user: Lisa Hsu <hsul@eecs.umich.edu> HG: branch default HG: changed src/mem/cache/cache.hh
2008-10-14eventq: make python events actually workNathan Binkert
2008-10-14eventq: revert code for unserializing events.Nathan Binkert
Since I never implemented a proper solution, put it back to something that at least works for now. Once I add more event queues, I'll have to really fix this though
2008-10-12CPU: Explain why some code is commented out.Gabe Black
2008-10-12Get rid of some commented out code.Gabe Black
2008-10-12X86: Set the delayed commit flag in x86 microops appropriately.Gabe Black
2008-10-12X86: Make the local APIC timer event generate an interrupt.Gabe Black
2008-10-12X86: Implement the EOI register in the local APIC.Gabe Black
2008-10-12X86: Add some DPRINTFs to the local APIC.Gabe Black
2008-10-12X86: Make auto eoi mode work in the I8259 PIC.Gabe Black
2008-10-12X86: Make non-specific EOI commands work.Gabe Black
2008-10-12X86: Make the I8259 PIC accept a specific EOI command.Gabe Black
2008-10-12X86: Fix the segment setting code in IRET, and make it restore the flags.Gabe Black
2008-10-12X86: Panic when an unimplemented fault is invoked, rather than spinning foreverGabe Black
2008-10-12X86: Implement the swapgs instruction.Gabe Black
2008-10-12X86: Add wrval/rdval microops for reading significant miscregs.Gabe Black
2008-10-12X86: Make the x86 interrupt fault kick off the interrupt microcode.Gabe Black
2008-10-12X86: Implement entering an interrupt in microcode.Gabe Black
2008-10-12X86: Make sure register microops set fault rather than returning one.Gabe Black
2008-10-12X86: Implement an wrdh microop which loads bases/offsets from 16 byte ↵Gabe Black
descriptors.
2008-10-12X86: Make the MicroPC type 16 bit.Gabe Black
2008-10-12X86: Implement local labels for the ROM that actually refer into the ROM.Gabe Black
2008-10-12X86: Implement the chks check of interrupt gate target code segments.Gabe Black
2008-10-12X86: Add a check type for interrupt gates.Gabe Black
2008-10-12X86: Fix chks checking the submode for stack segments.Gabe Black
2008-10-12X86: Let segment manipulation microops be conditional.Gabe Black
2008-10-12X86: Let the microassembler know about the microcode only H segment.Gabe Black
2008-10-12X86: Fix the rdbase microopGabe Black
2008-10-12X86: Don't fetch in the simple CPU if you're in the ROM.Gabe Black
2008-10-12Get rid of old RegContext code.Gabe Black
2008-10-12X86: Create a handy way to access labels from the ROM in microcode.Gabe Black
2008-10-12X86: Make X86's microcode ROM actually do something.Gabe Black
2008-10-12CPU: Make the highest order bit in the micro pc determine if it's ↵Gabe Black
combinational or from the ROM.
2008-10-12CPU: Create a microcode ROM object in the CPU which is defined by the ISA.Gabe Black
2008-10-12X86: Create an eret microop which returns from ROM to combinational decoding.Gabe Black
2008-10-12X86: Make Br never report itself as the last microop.Gabe Black