arch/mips/isa/bitfields.isa:
add RS_SRL bitfield ...these must be set to 0 for a SRL instruction
arch/mips/isa/decoder.isa:
Make unimplemented instructions Fail instead of just Warn
Edits to SRA & SRAV instructions
Implement CFC1 instructions
Unaligned Memory Access Support (Maybe Not fully functional yet)
Enforce a more strict decode policy (in terms of different bitfields set to 0 on certain instructions)
arch/mips/isa/formats/branch.isa:
Fix disassembly
arch/mips/isa/formats/int.isa:
Add sign extend Immediate and zero extend Immediate to Int class.
Probably a bit unnecessary in the long run since these manipulations could
be done in the actually instruction instead of keep a int value
arch/mips/isa/formats/mem.isa:
Comment/Remove out split-memory access code... revisit this after SimpleCPU works
arch/mips/isa/formats/unimp.isa:
Add inst2string function to Unimplemented panic. PRints out the instruction
binary to help in debuggin
arch/mips/isa/formats/unknown.isa:
define inst2string function , use in unknown disassembly and panic function
arch/mips/isa/operands.isa:
Make "Mem" default to a unsigned word since this is MIPS32
arch/mips/isa_traits.hh:
change return values to 32 instead of 64
arch/mips/linux_process.cc:
assign some syscalls to the right functions
cpu/static_inst.hh:
more debug functions for MIPS (these will be move to the mips directory soon)
mem/page_table.cc:
mem/page_table.hh:
toward a better implementation for unaligned memory access
mem/request.hh:
NO ALIGN FAULT flag added to support unaligned memory access
sim/syscall_emul.cc:
additional SyscallVerbose comments
--HG--
extra : convert_revision : 1987d80c9f4ede507f1f0148435e0bee97d2428c
into zizzer.eecs.umich.edu:/z/stever/bk/newmem-head
sim/process.cc:
Fix bad auto merge (m5 changes unnecessary in newmem).
--HG--
extra : convert_revision : a3ced4cd1668cd47bd02430872ca68b1433aae98
is changed
Add a default machine width parameter
Arch based live processes
arch/alpha/linux/process.cc:
arch/alpha/linux/process.hh:
arch/alpha/process.cc:
arch/alpha/process.hh:
arch/alpha/tru64/process.cc:
arch/alpha/tru64/process.hh:
arch/mips/linux_process.cc:
arch/mips/process.cc:
arch/mips/process.hh:
arch/sparc/linux/process.cc:
arch/sparc/linux/process.hh:
arch/sparc/process.cc:
arch/sparc/process.hh:
configs/test/test.py:
python/m5/objects/Process.py:
sim/process.cc:
sim/process.hh:
Architecture based live processes
arch/mips/isa_traits.hh:
arch/sparc/isa_traits.hh:
Add a default machine width parameter
mem/port.hh:
gcc 4 really wants a virtual destructor
sim/byteswap.hh:
remove the comment around long and unsigned long even though uint32_t
and int32_t are defined. Seems to work with gcc 4 and 3.4.3.
sim/syscall_emul.cc:
sim/syscall_emul.hh:
add translations for new sections that are mmapped or when the brk
is changed
--HG--
extra : convert_revision : e2f9f228113c7127c87ef2358209a399c30ed5c6
Add some forward declerations.
Fix ordering problem of variables in constructor (see sourceforge)
Factor out code from header into _impl file to speed building process (keep cache_builder smaller in size)
--HG--
extra : convert_revision : 20087f88f95628af716094e09c2287e09580149e
Get rid of addPort().
Change getPort() behavior on PhysicalMemory.
SConscript:
cpu/simple/cpu.hh:
sim/system.cc:
sim/system.hh:
Replace Memory with MemObject.
cpu/base.hh:
No need to declare Port here anymore.
cpu/cpu_exec_context.hh:
Need PageTable definition.
cpu/simple/cpu.cc:
mem/physical.cc:
mem/physical.hh:
Replace Memory with MemObject.
Get rid of addPort(); allow getting anonymous ports with getPort().
mem/translating_port.hh:
Remove unneeded header.
sim/process.cc:
Replace Memory with MemObject.
Change how initialization port gets set up to deal with change in
addPort()/getPort(). Current solution is not ideal but it works.
sim/process.hh:
Remove unneeded headers and declarations.
Make LiveProcess::getDesc() abstract instead of panicing if called.
sim/syscall_emul.hh:
Fix includes.
--HG--
extra : convert_revision : 11d4ffb54230038afcf7219cc46e51f809329a2f
- Get rid of unused ProxyMemory class (replaced by TranslatingPort).
- Get rid of remaining unused prot_* functions.
mem/physical.cc:
mem/physical.hh:
mem/port.hh:
Get rid of remaining unused prot_* functions.
--HG--
extra : convert_revision : f16c208f4e4c38bd6bb3626339674c9278da9e07
- know nothing about Fault objects (as it should be)
- call fatal() by default on accesses to unmapped addrs
- provide "try" versions for callers that are prepared to handle failure
mem/translating_port.cc:
mem/translating_port.hh:
Memory system objects should not return Fault objects, just errors.
Half the time we don't check the return code anyway, so make
default version of the access functions call fatal().
Provide "try*" versions that return a bool for places where we
really are going to check the return code.
sim/syscall_emul.cc:
sim/syscall_emul.hh:
Need to use new "tryReadString" here since we actually check the return code.
--HG--
extra : convert_revision : 039737398ef183904dc382c05912ab96cd1d4a51
arch/SConscript:
Sorted the switch headers, and added registerfile.hh, constants.hh, types.hh, and utility.hh.
arch/alpha/isa_traits.hh:
Moved the register file types to registerfile.hh, small functions to utility.hh, and cleaned out alot of stuff that isn't necessary anymore.
base/loader/ecoff_object.cc:
base/loader/elf_object.cc:
cpu/pc_event.hh:
cpu/static_inst.hh:
mem/port.hh:
sim/faults.cc:
sim/system.hh:
base/misc.hh isn't included through isa_traits.hh anymore.
cpu/simple/cpu.cc:
Added include for arch/utility.hh
--HG--
extra : convert_revision : 24f65f330f87e3c909c939596cfcf48336022eaf
Ignoring returned latency for now.
Refactored loadSections in ObjectFile hierarchy.
base/loader/aout_object.cc:
base/loader/aout_object.hh:
base/loader/ecoff_object.cc:
base/loader/ecoff_object.hh:
base/loader/elf_object.cc:
base/loader/elf_object.hh:
base/loader/object_file.hh:
Have each section record a pointer to image data.
This allows us to move common loadSections code into ObjectFile.
base/loader/object_file.cc:
Have each section record a pointer to image data.
This allows us to move common loadSections code into ObjectFile.
Also explicitly load BSS now since we need to allocate the
translations for it in syscall emulation.
cpu/base.hh:
Don't need memPort (just pass port in to ExecContext constructor).
cpu/exec_context.cc:
cpu/exec_context.hh:
mem/port.cc:
mem/translating_port.cc:
mem/translating_port.hh:
Pass syscall emulation Port into constructor instead of
getting it from BaseCPU.
cpu/simple/cpu.cc:
Explicitly choose one of three timing models.
Statically allocate request and packet objects when possible.
Several more minor bug fixes.
Works for simple program with SIMPLE_CPU_MEM_IMMEDIATE model now.
Probably have memory leaks with SIMPLE_CPU_MEM_TIMING (if it works at all).
Pass syscall emulation Port into constructor instead of
getting it from BaseCPU.
cpu/simple/cpu.hh:
Explicitly choose one of three timing models.
Statically allocate request and packet objects when possible.
Pass syscall emulation Port into constructor instead of
getting it from BaseCPU.
mem/physical.cc:
Set packet result field.
--HG--
extra : convert_revision : 359d0ebe4b4665867f4e26e7394ec0f1d17cfc26
memory access (I think because we're deallocating our one and only
CpuRequest object).
base/loader/aout_object.cc:
base/loader/ecoff_object.cc:
base/loader/elf_object.cc:
Add flag to force allocation of new pages on data writes.
cpu/simple/cpu.cc:
Several minor fixes.
Switch to atomic mode for now.
mem/physical.hh:
Don't copy the packet to the response event, just keep a reference
to the original.
mem/translating_port.cc:
mem/translating_port.hh:
Add parameter to writeBlobFunctional() to force allocation of
unallocated pages on writes.
--HG--
extra : convert_revision : 05cb31c7b0047b492dcfa0d12ddee690ef762b44
See configs/test.py for test config (using simple
binary in my home directory on zizzer).
base/chunk_generator.hh:
Fix assertion for chunkSize == 0 (not a power of 2)
base/intmath.hh:
Fix roundDown to take integer alignments.
cpu/base.cc:
Register exec contexts regardless of state (not sure why
this check was in here in the first place).
mem/physical.cc:
Add breaks to switch.
python/m5/objects/BaseCPU.py:
Default mem to Parent.any (e.g. get from System).
python/m5/objects/Ethernet.py:
python/m5/objects/Root.py:
HierParams is gone.
python/m5/objects/PhysicalMemory.py:
mmu param is full-system only.
sim/process.cc:
Stack mapping request must be page-aligned and page-sized.
Don't delete objFile object in create since we are counting
on it being around for startup().
--HG--
extra : convert_revision : 90c43ee927e7d82a045d6e10302d965797d006f7
SConscript:
Add Back memory to be built
mem/physical.hh:
Fix function declerations
python/m5/objects/BaseCPU.py:
Remove IL1 and DL1 params from the cpu object
--HG--
extra : convert_revision : 2f285dc626bc8d84d095def68e986fe7e6f3d8e9
Ready to start testing if I could fix the linking errors I can't ever seem to fix.
cpu/simple/cpu.cc:
cpu/simple/cpu.hh:
Add connecting of ports until builder can handle it.
mem/physical.cc:
Add function to allocate a port in the object
Remove some full_sys stuff untill needed
mem/physical.hh:
Add function to allocate a port in the object
python/m5/objects/BaseCPU.py:
Update the params
sim/process.cc:
Make sure to use the right name (hopefully CPU constructor already called)
--HG--
extra : convert_revision : 4089caf20d7eb53e5463c8ac93ddce5e43ea5d85
Clean out old memory python files, move them into old_mem directory. Maybe we should just delete them, they are under revision control.
Add new py files for new objects.
SConscript:
Update because memory is just a header file now
base/chunk_generator.hh:
Make Chunk Generator return the entire size if the chunk_size is set to zero. Useful when trying to chunck on blocksize of memory, which can write large pieces of data.
cpu/simple/cpu.cc:
Make sure to delete the pkt.
mem/physical.cc:
mem/physical.hh:
Set up response event.
mem/port.cc:
Rename rqst to req to conform to same standard naming convention.
python/m5/objects/PhysicalMemory.py:
Update the params, inheritence
--HG--
extra : convert_revision : 857154ec256522baf423b715833930497999549b
mem/physical.cc:
Remove unneeded functions. Need to add a .toString option for commands to making printing prettier.
mem/physical.hh:
Remove unneeded functions.
--HG--
extra : convert_revision : 3707d317f542d56c0a0758a2c5ba493b92fb0c87
The Memory is now a pure virtual base class for all memory type objects (DRAM, physical).
We should consider renaming MemObject to something more meaningful to represent it is for all memory heirarchy objects, perhaps MemHeirObject?
mem/physical.cc:
mem/physical.hh:
Move the port from the base class into the actual object.
--HG--
extra : convert_revision : b7754ee7b90fd8f816f9876dce374c1d43c7e34b
mem/physical.cc:
Return 0 for block size. The chunk generator should treat this as a infinite size.
mem/physical.hh:
Add function prototype
mem/port.hh:
Fix function to take no arguments
mem/translating_port.cc:
mem/translating_port.hh:
Remove the memsetBlob because it doesn't exist yet.
--HG--
extra : convert_revision : dfe352acfc2912ecc9a1ba1863e5666f46b991cc
mem/physical.cc:
Implement the blockSize function, return VMPageSize for the physical memory
mem/port.hh:
Add a function to get a pointer to a peer, needed for initVirtMem to work in the loader.
sim/process.cc:
The way the translating port is setup we don't want the memory port, we want the peer port associated with that memory. We may need to revisit this.
--HG--
extra : convert_revision : 46a51d448d1683db7bd5afe64adbe167a5743060
functions, the send/recv*Query naming seems awkward.
Also create a typedef for AddrRangeList.
--HG--
extra : convert_revision : dd0ff3fad06ec329c82c199700d0a6264f1271d3
sendBlockSizeQuery() -> peerBlockSize()
recvBlockSizeQuery() -> deviceBlockSize()
After seeing how this gets used in practice, the
send/recv*Query names just don't make a lot of sense.
dev/io_device.cc:
mem/port.cc:
sendBlockSizeQuery() -> peerBlockSize()
mem/port.hh:
sendBlockSizeQuery() -> peerBlockSize()
recvBlockSizeQuery() -> deviceBlockSize()
--HG--
extra : convert_revision : e96349fb443979b85899a5248bd7cd8665e23ef0
clean up implementation a little.
SConscript:
Add mem/port.cc
cpu/simple/cpu.cc:
cpu/simple/cpu.hh:
Move read/writeBlob functions to base Port class.
mem/port.hh:
Implement read/writeBlob functions.
No need for them to be virtual since the proxy
object (now called TranslatingPort) is not a
subclass of Port.
mem/port.cc:
Implement read/writeBlob functions.
--HG--
extra : convert_revision : a3660eaa43a7c286aca962f17fa32fbd42bf1fa6
cpu/simple/cpu.cc:
Thanks to Ali I found the chunk generator, although I still seem to be duplicating some code becuase the only difference between readBlob and writeBlob is the command in the packet. Perhaps an access function with the command as a param would help with the duplication (sendBlob that takes a cmd (maybe).
mem/translating_port.cc:
Using the chunck generator to break it up to be in page size chunks
--HG--
extra : convert_revision : cc2e4e60c76098655e469f81c89d2c7438350fdb
cpu/simple/cpu.cc:
cpu/simple/cpu.hh:
Add read/write blob definitions, still need to break it up into blk size chunks (where was the code stever wrote for that?)
mem/physical.hh:
Remove un-needed function (I think)
mem/port.hh:
Default these virtual functions to panic unimplented
mem/translating_port.cc:
Again handling read/write string properly.
Need the stever code to break things into page size chunks yet
mem/translating_port.hh:
Having trouble with the const declerator. I will need to read how it works, for now it compiles if I remove it.
--HG--
extra : convert_revision : f174e06700daa9967958d18e01798270c90d6dac
Other compile issues cleaned up.
SConscript:
Changes to compile the new Translating Port.
Split out memtester and eio support, will rework them back in after first getting a simpleCPU to work
arch/alpha/alpha_linux_process.cc:
arch/alpha/alpha_tru64_process.cc:
sim/syscall_emul.cc:
sim/syscall_emul.hh:
Changes to use the new translating Port.
cpu/exec_context.cc:
cpu/exec_context.hh:
Create a translating port in each execution context.
sim/process.cc:
Fix the way we do proxy memory
--HG--
extra : convert_revision : 3d33218fe8b425a5d9ce24757f1112b4aa6001fd
fixing things, partly by ignoring CPU models
that don't currently compile.
SConscript:
Split sources for fast, simple, and o3 CPU models into
separate source lists. For now none of these are included
in the base source list, so you won't get any CPU models
at all... but we still can't compile the other stuff so
it's not an issue.
Also get rid of obsolete encumbered/mem file.
base/loader/aout_object.cc:
base/loader/aout_object.hh:
base/loader/ecoff_object.cc:
base/loader/ecoff_object.hh:
base/loader/elf_object.cc:
base/loader/elf_object.hh:
base/loader/object_file.hh:
cpu/exec_context.cc:
sim/process.cc:
sim/system.cc:
sim/system.hh:
FunctionalMemory -> Memory
cpu/pc_event.hh:
Get rid of unused badpc.
cpu/simple/cpu.cc:
cpu/simple/cpu.hh:
Move Port functions into .cc file.
mem/port.hh:
Make recvAddressRangesQuery panic by default instead
of being abstract... do CPUs need to implement this?
mem/request.hh:
Add prefetch flags.
sim/syscall_emul.hh:
Start to fix...
--HG--
extra : convert_revision : ece53b3855f20916caaa381598ac37e8c7adfba7
SConscript:
Place the memory objects back in the right place
arch/alpha/isa_desc:
Fix includes to point to the new memory requests
cpu/exec_context.hh:
Exec context now points to memory object, fix the include paths.
Convert to prot_read/prot_write functions instead of read and write.
Convert to new CpuRequestPtr instead of MemReqPtr.
mem/request.hh:
Add back in support for Request Flags (needed by decoder to tag request) Removed the flags that were associated with packets/coherence.
sim/process.hh:
Converted to point to new memory objects
--HG--
extra : convert_revision : a0b95380915d63b53194e2a26336d6adb1a0086b
mem/mem_object.hh:
Create constrtor so it compiles
mem/packet.hh:
Fix typedefs so they compile, add in a few more headers for compilation
mem/page_table.cc:
convert to new mem system so it compiles
mem/page_table.hh:
fix it to the version that had asid support. Make it compile in the new system
mem/physical.cc:
Fix some compilation bugs
mem/physical.hh:
Add a type that made compile fail
mem/port.hh:
Fix a spelling error that messed up compilation
mem/request.hh:
fix typedefs and forward declerations so it compiles
--HG--
extra : convert_revision : 580fb1ba31ada799ff0122601b8b5a8d994bb8af
Some places I could have been using a forward decleration and that should be cleaned up as well.
SConscript:
Changed to move new memory object compilation to the top. See the errors right away.
Will also need to update all other objects that included the old memory system to use the new one. But not until we at least get the mem system compiling first.
mem/packet.hh:
Adding includes and typedefs to fix compilation errors
mem/request.hh:
Add definition for compilation issues
--HG--
extra : convert_revision : 34d9ae534a7a625445b981e81c7a1f856517cb04
mem/physical.cc:
mem/physical.hh:
Added a stripped down version of the physical memory object
--HG--
extra : convert_revision : 26826fb316f4cac900ec648fa268f1d95bc960f1
cpu/simple/cpu.hh:
Some needed includes
mem/port.hh:
Now we removed the sendResult and replaced with void,tick,bool don't need it defined anymore
--HG--
extra : convert_revision : aea08ec299c41b9f9a5b0da7649cef0459315139
cpu/simple/cpu.hh:
Adding port definitions to simple cpu, still needs work.
mem/bus.hh:
no return for void functions
--HG--
extra : convert_revision : 42e5bc16af187d3a46eb25a15b600a8a11b88cc5
first crack at io devices code
made CpuRequest that derives from Request
dev/io_device.cc:
dev/io_device.hh:
first crack at the classes for Pio and Dma devices
dev/platform.hh:
We are going to a system pointer to get info about the memory system
mem/bus.hh:
changed sendresult -> bool,tick,void as appropriate
mem/port.hh:
changed sendresult -> bool,tick,void as appropriate;
removed the sendTiming(pkt,t) call since it is not really
implementable in a generic fashion
mem/request.hh:
pulled items from Request into CpuRequest
--HG--
extra : convert_revision : 6213cf2b66417fa023b80884d9e623e78f5aa891
mem/bus.hh:
Inital crack at a bus object that has ports. Still need to clean up the include file issues.
mem/mem_object.hh:
Decleration of a base memory object. Derives from simobject and adds a function to get the port associated with the object.
mem/packet.hh:
Inital crack at the packet decleration. Still need to clean up the include file issues.
mem/port.hh:
Inital crack at the port decleration. Still need to clean up the include file issues.
mem/request.hh:
Inital crack at the request decleration. Still need to clean up the include file issues.
--HG--
extra : convert_revision : f17967d430458f91866a4639ab0cab45d835bb55
memory model. These changes really should have been part of the
previous changeset.
SConscript:
Move System and PhysicalMemory sources from being full_system_sources
to base_sources, since they are now used in syscall emulation also.
Also add source files for PageTable and ProxyMemory objects.
Actual source files for PhysicalMemory and ProxyMemory are not committed
yet since they still need to be ported from old interface.
--HG--
extra : convert_revision : cb39e3b13d71429b7ee6082794dc09428cde989f
