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2006-10-11Make default ID unique (not broadcast)Ron Dreslinski
Fix a segfault associated with DefaultId src/mem/bus.cc: Handle a segfault in the bus when DefaultPort was being used src/mem/bus.hh: Make the Default ID more unique (it overlapped with Broadcast ID) --HG-- extra : convert_revision : 9182805c5cf4d9fe004e6c5be8547a8f41ed7bfe
2006-10-11Forgot to mark myself as on the retry listRon Dreslinski
--HG-- extra : convert_revision : c20170320a284a7bf143a929e4d3aa1475a8bfe0
2006-10-11Fix bus in FS mode.Ron Dreslinski
src/mem/bus.cc: Add debugging statement src/mem/bus.hh: Fix implementation of bus for subsequent recvTimings while handling a retry request. src/mem/tport.cc: Rework timing port to retry properly --HG-- extra : convert_revision : fbfb5e8b4a625e49c6cd764da1df46a4f336b1b2
2006-10-11More cache fixes. Atomic coherence now works as well.Ron Dreslinski
src/cpu/memtest/memtest.cc: src/cpu/memtest/memtest.hh: Make Memtester able to test atomic as well src/mem/bus.cc: src/mem/bus.hh: Handle atomic snoops properly for cache->cache transfers src/mem/cache/cache_impl.hh: Debug output. Clean up memleak in atomic mode. Set hitLatency. Still need to send back reasonable number for atomic return value. src/mem/packet.cc: Add command strings for new commands src/python/m5/objects/MemTest.py: Add param to test atomic memory. --HG-- extra : convert_revision : 43f880e29215776167c16ea90793ebf8122c785b
2006-10-11Update for Atomic Coherece with Gabes busRon Dreslinski
--HG-- extra : convert_revision : 6a23052056d1c61cba0a4c77f1030cee419c6fa3
2006-10-11Merge zizzer:/n/wexford/x/gblack/m5/newmem_busRon Dreslinski
into zazzer.eecs.umich.edu:/z/rdreslin/m5bk/newmemcleanest --HG-- extra : convert_revision : 70187b8f04d0f8424512f64bdade05bf1aca85a3
2006-10-11Use bus response time paramteresRon Dreslinski
Fix bug with deadlocking src/mem/cache/base_cache.cc: Make sure to not wait anymore --HG-- extra : convert_revision : 5f7b44a1c475820b9862275a0d6113ec2991735d
2006-10-11Don't call recvRetry if the bus is busy anyway. This takes care of a corner ↵Gabe Black
case as well when dealing with grants that aren't used. --HG-- extra : convert_revision : 38f7ef1b41477fb2a2438387ef3a81cccd3e7a8a
2006-10-11Merge zizzer:/n/wexford/x/gblack/m5/newmem_busRon Dreslinski
into zazzer.eecs.umich.edu:/z/rdreslin/m5bk/newmemcleanest --HG-- extra : convert_revision : d2d19b27533f35c6570ee84c6c83b2919f27b97f
2006-10-11Make the bus work if the other sides recvRetry doesn't call sendTiming for ↵Gabe Black
some reason. --HG-- extra : convert_revision : e722ddb0354a5c021dc7c44a3e2f0a64e962442b
2006-10-11When turning asserts into if's don't forget to invert.Ron Dreslinski
src/mem/cache/base_cache.cc: When turning asserts into if's don't forget to invert. Must be too sleepy. --HG-- extra : convert_revision : ea38d5a4b4ddde7b5266b3b2c83bbc256218af9a
2006-10-11Writebacks can be pulled out from under the BusRequest when snoops of ↵Ron Dreslinski
uprgades to owned blocks hit in the WB buffer --HG-- extra : convert_revision : f0502836a79ce303150daa7e571badb0bce3a97a
2006-10-10Only issue responses if we aren;t already blockedRon Dreslinski
--HG-- extra : convert_revision : 511c0bcd44b93d5499eefa8399f36ef8b6607311
2006-10-10Merge zizzer:/n/wexford/x/gblack/m5/newmem_busRon Dreslinski
into zazzer.eecs.umich.edu:/z/rdreslin/m5bk/newmemcleanest src/mem/bus.cc: SCCS merged --HG-- extra : convert_revision : 18608114350c466a56ab499ae523b01fcb2f6ef2
2006-10-10Make the bus is occupied for none broadcast packets as well.Gabe Black
--HG-- extra : convert_revision : aef3c625172e92be8f29c4c57077fefee43046bb
2006-10-10Merge zizzer:/n/wexford/x/gblack/m5/newmem_busRon Dreslinski
into zazzer.eecs.umich.edu:/z/rdreslin/m5bk/newmemcleanest src/mem/bus.cc: SCCS merged --HG-- extra : convert_revision : eaae105025635c37af06cf72bb061ce82def9dc9
2006-10-10Debugging infoRon Dreslinski
src/base/traceflags.py: Add new flags for cacheport src/mem/bus.cc: Add debugging info src/mem/cache/base_cache.cc: Add debuggin info --HG-- extra : convert_revision : a6c4b452466a8e0b50a86e886833cb6e29edc748
2006-10-10Put in an accounting mechanism and an assert to make sure something doesn't ↵Gabe Black
try to send another packet while it's still waiting for the bus. --HG-- extra : convert_revision : 4a2b83111e49f71ca27e05c98b55bc3bac8d9f53
2006-10-10Fixed a corner case and simplified the logic in Packet::intersect.Gabe Black
--HG-- extra : convert_revision : b57c31ca7c220e701d34e02bb07ce392370e4428
2006-10-10Merge zizzer:/n/wexford/x/gblack/m5/newmem_busRon Dreslinski
into zazzer.eecs.umich.edu:/z/rdreslin/m5bk/newmemcleanest --HG-- extra : convert_revision : 7b7a1b03ffed36bce49595962ea57c08d1d1a4ad
2006-10-10Some more code cleanupRon Dreslinski
src/mem/cache/base_cache.cc: Add sanity checks src/mem/cache/base_cache.hh: Fix for retry mechanism --HG-- extra : convert_revision : 9298e32e64194b1ef3fe51242595eaa56dcbbcfd
2006-10-10Changed the bus to use a bool to keep track of retries rather than a pointerGabe Black
src/mem/tport.cc: minor formatting tweak --HG-- extra : convert_revision : 7391d142815c5876fcc0f991bd053e6a1781c101
2006-10-10Merge zizzer.eecs.umich.edu:/bk/newmemGabe Black
into zeep.eecs.umich.edu:/home/gblack/m5/newmem_bus --HG-- extra : convert_revision : aa59d3169d84bcd13b8c97f22b52aeef43dc33c3
2006-10-10Fix some more mem leaks, still some leftRon Dreslinski
Update retry mechanism src/mem/cache/base_cache.cc: Rework the retry mechanism src/mem/cache/base_cache.hh: Rework the retry mechanism Try to fix memory bug src/mem/cache/cache_impl.hh: Rework upgrades to not be blocked by slave src/mem/cache/miss/mshr_queue.cc: Fix mem leak on writebacks --HG-- extra : convert_revision : 3cec234ee441edf398ec8d0f51a0c5d7ada1e2be
2006-10-10Merge zizzer.eecs.umich.edu:/bk/newmemGabe Black
into zeep.eecs.umich.edu:/home/gblack/m5/newmem_bus --HG-- extra : convert_revision : 4036e8447fb3038d93285c6582900210d7d88d67
2006-10-10Fix cshr Retry'sRon Dreslinski
Fix Upgrades being blocked by slave --HG-- extra : convert_revision : cca98a38e32233145163577500f1362cd807ab15
2006-10-10Merge zizzer.eecs.umich.edu:/bk/newmemGabe Black
into zeep.eecs.umich.edu:/home/gblack/m5/newmem_bus --HG-- extra : convert_revision : 6027c395af044858465eafd3ea78bcfe4c923bcc
2006-10-10Merge zizzer:/z/m5/Bitkeeper/newmemRon Dreslinski
into zazzer.eecs.umich.edu:/z/rdreslin/m5bk/newmemcleanest --HG-- extra : convert_revision : 87f83c4edf6ea51adc767d98265d1e74c0fbb46f
2006-10-10Yet another fix to the HasData command attribute.Ron Dreslinski
--HG-- extra : convert_revision : dcf0d7eafa5168591c2b374b452821ca34dde7f9
2006-10-10Actually set the HasData attribute on Read ResponsesRon Dreslinski
--HG-- extra : convert_revision : 129dadbf8091ab00fb7f16eace59df265fc3718c
2006-10-10Fix another merge issueRon Dreslinski
--HG-- extra : convert_revision : 2b33da5e8578ea6a8bdd2d89f183c2e6b942b0fc
2006-10-10Merge zizzer:/z/m5/Bitkeeper/newmemRon Dreslinski
into zazzer.eecs.umich.edu:/z/rdreslin/m5bk/newmemcleanest src/mem/packet.hh: Hand merge code --HG-- extra : convert_revision : d659418f24f4f4bf9867fec8573a5d227c0dfcea
2006-10-10Fix several bugs pertaining to upgrades/mem leaks.Ron Dreslinski
src/mem/cache/base_cache.cc: Fix a bug about not having a request to send src/mem/cache/base_cache.hh: Fix a bug with the blocking code src/mem/cache/cache.hh: AFix a bug with snoop hits in WB buffer src/mem/cache/cache_impl.hh: Fix a bug with snoop hits in WB buffer Also, add better DPRINTF's src/mem/cache/miss/miss_queue.cc: Fix a bug with upgrades (Need to clean it up later) src/mem/cache/miss/mshr.cc: Fix a memory leak bug, still some outstanding with writebacks not being deleted src/mem/cache/miss/mshr_queue.cc: Fix a bug about upgrades (need to clean up later) src/mem/packet.hh: Fix for newly added cmd attribute for upgrades tests/configs/memtest.py: More interesting testcase --HG-- extra : convert_revision : fcb4f17dd58b537bb4f67a8c835f50e455e8c688
2006-10-10Fixed a bug where a packet was attempted to be sent even though another ↵Gabe Black
packet was waiting for the bus. --HG-- extra : convert_revision : 29f7a4f676884330d7b7e93517dea85fc7bbf678
2006-10-09Fixes to the bus, and added fields to the packet.Gabe Black
src/mem/bus.cc: Put back the check to see if the bus is busy. Also, populate the fields in the packet to indicate when the first word and the entire packet will be delivered. src/mem/bus.hh: Remove the occupyBus function. src/mem/packet.hh: Added fields to the packet to indicate when the first chunk of a packet arrives, and when the entire packet arrives. --HG-- extra : convert_revision : cfc7670a33913d48a04d02c6d2448290a51f2d3c
2006-10-09Merge ktlim@zizzer:/bk/newmemKevin Lim
into zamp.eecs.umich.edu:/z/ktlim2/clean/o3-merge/newmem src/cpu/memtest/memtest.cc: src/cpu/memtest/memtest.hh: src/cpu/simple/timing.hh: tests/configs/o3-timing-mp.py: Hand merge. --HG-- extra : convert_revision : a58cc439eb5e8f900d175ed8b5a85b6c8723e558
2006-10-09Handle NACK's that occur from devices on the same bus.Ron Dreslinski
Not fully implemented yet, but good enough for single level cache coherence src/mem/packet.hh: Add a bit to distinguish invalidates and upgrades --HG-- extra : convert_revision : 5bf50d535857cea37fbdaf7993915d1332cb757e
2006-10-09Merge zizzer.eecs.umich.edu:/bk/newmemGabe Black
into zeep.eecs.umich.edu:/home/gblack/m5/newmem_bus --HG-- extra : convert_revision : 2adde42edead2cedeeba60cc0d2697a2d58682be
2006-10-09Fix a typo preventing compilationRon Dreslinski
--HG-- extra : convert_revision : 9158d81231cd1d083393576744ce80afd0b74867
2006-10-09Fix how upgrades work.Ron Dreslinski
Remove some dead code. src/mem/cache/cache_impl.hh: Upgrades don't need a response. Moved satisfied check into bus so removed some dead code. src/mem/cache/coherence/coherence_protocol.cc: src/mem/packet.hh: Upgrades don't require a response --HG-- extra : convert_revision : dee0440ff19ba4c9e51bf9a47a5b0991265cfc1d
2006-10-09One step closet to having NACK's work.Ron Dreslinski
src/cpu/memtest/memtest.cc: Fix functional return path src/cpu/memtest/memtest.hh: Add snoop ranges in src/mem/cache/base_cache.cc: Properly signal NACKED src/mem/cache/cache_impl.hh: Catch nacked packet and panic for now --HG-- extra : convert_revision : 59a64e82254dfa206681c5f987e6939167754d67
2006-10-09Merge zizzer.eecs.umich.edu:/bk/newmemGabe Black
into zeep.eecs.umich.edu:/home/gblack/m5/newmem_bus --HG-- extra : convert_revision : 8267487b935eaf11665841ace3a5c664751b53b0
2006-10-09Potentially functional partially timed bandwidth limitted bus model.Gabe Black
src/mem/bus.cc: Fixes to the previous hand merging, and put the snooping back into recvTiming and out of it's own function. src/mem/bus.hh: Put snooping back into recvTiming and not in it's own function. --HG-- extra : convert_revision : fd031b7e6051a5be07ed6926454fde73b1739dc6
2006-10-09Fix a typo in the printfRon Dreslinski
--HG-- extra : convert_revision : bfa8ffae0a9bef25ceca168ff376ba816abf23f3
2006-10-09Fix a bitwise operation that was accidentally a logical operation.Ron Dreslinski
--HG-- extra : convert_revision : 30f64bcb6bea47fd8cd6d77b0df17eff04dbbad0
2006-10-09Make memtest work with 8 memtestersRon Dreslinski
src/mem/physical.cc: Update comment to match memtest use src/python/m5/objects/PhysicalMemory.py: Make memtester have a way to connect functionally tests/configs/memtest.py: Properly create 8 memtesters and connect them to the memory system --HG-- extra : convert_revision : e5a2dd9c8918d58051b553b5c6a14785d48b34ca
2006-10-09Merge zizzer:/z/m5/Bitkeeper/newmemRon Dreslinski
into zazzer.eecs.umich.edu:/z/rdreslin/m5bk/newmemcleanest --HG-- extra : convert_revision : b4cb1702ffa2fca298cfde47683cac019e1da900
2006-10-09Add more DPRINTF's fix a supply condition.Ron Dreslinski
src/mem/cache/cache_impl.hh: Add more usefull DPRINTF's REmove the PC to get rid of asserts --HG-- extra : convert_revision : 3f6d832b138d058dbe79bb5f42bd2db9c50b35b5
2006-10-09Set size properly on uncache accessesRon Dreslinski
Don't use the senderState after you get a succesful sendTiming. Not guarnteed to be correct src/mem/cache/base_cache.cc: src/mem/cache/base_cache.hh: src/mem/cache/cache.hh: src/mem/cache/cache_impl.hh: src/mem/cache/miss/blocking_buffer.cc: src/mem/cache/miss/blocking_buffer.hh: src/mem/cache/miss/miss_queue.hh: Don't use the senderState after you get a succesful sendTiming. Not guarnteed to be correct --HG-- extra : convert_revision : 2e8e812bf7fd3ba2b4cba7f7173cb41862f761af
2006-10-09Have cpus send snoop rangesRon Dreslinski
--HG-- extra : convert_revision : 2a1fba141e409ee1d7a0b69b5b21d236e3d4ce68
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