Commit Graph

455 Commits

Author SHA1 Message Date
Charles Papon 835dd4ad50 Add CSR 2017-06-15 11:16:11 +02:00
Charles Papon f8678698fc Briey improve AXI FMax
Faster debugginPlugin regression
2017-06-11 11:52:59 +02:00
Charles Papon cbc770deb3 Improve TCP sockets latency 2017-06-10 19:38:42 +02:00
Charles Papon 9b9d9e2582 Add Uart monitor in the briey testbench 2017-06-10 16:09:14 +02:00
Charles Papon 11a63491bd Add YAML feature to store CPU info 2017-06-09 16:06:18 +02:00
Charles Papon 4b9668c063 Remove speed factor overriding when Trace 2017-06-09 08:41:12 +02:00
Charles Papon f46ec583d6 Briey is now working with DataCache on FPGA 2017-06-07 23:02:34 +02:00
Dolu1990 8dcf5cf68a Add missing import in Briey testbench 2017-06-07 16:56:29 +02:00
Charles Papon 8da413dec3 Briey SoC is now working with openOCD TCP JTAG connection. (GDB OK)
Add SDRAM Verilator model
2017-06-07 04:19:35 +02:00
Charles Papon 1e18daecc0 Add ICache and DCache axi bridges functions
Add StaticMemoryTranslationPlugin
2017-06-01 17:54:56 +02:00
Charles Papon ac16558b6b Add haltItByOther
Axi4, remove some pipelining
2017-05-30 17:49:29 +02:00
Charles Papon 6b62d8da52 VexRiscv in Briey SoC is working on FPGA (including jtag debugging) 2017-05-29 21:17:14 +02:00
Charles Papon 213e154b40 Fix regression test debugPlugin bus 2017-05-28 17:41:09 +02:00
Charles Papon 8dddc7e334 GDB + openOCD successfully connect ! 2017-05-25 13:36:54 +02:00
Charles Papon 75f6b78daf OpenOCD successfuly connected to target 2017-05-24 23:53:31 +02:00
Charles Papon 1efed60307 Fix DebugPlugin
Add DebugPlugin regression (PASS)
2017-05-22 19:23:11 +02:00
Charles Papon cc875d1c0b Add TCP server socket to manage debug access from openOCD (as instance) 2017-05-22 00:42:19 +02:00
Charles Papon 5cda2632df Start implementing debugPlugin test infrastructures 2017-05-21 23:50:40 +02:00
Charles Papon 9995c5109d move tests 2017-05-21 16:53:48 +02:00
Charles Papon 6c1d953647 DebugPlugin fully implemented 2017-05-20 18:15:15 +02:00
Charles Papon 619739d33a preliminary DebugPlugin 2017-05-20 15:16:45 +02:00
Dolu1990 cabf602efc Update README.md 2017-05-19 17:13:33 +02:00
Charles Papon a5364ad001 Add flush support instruction into the instruction cache 2017-05-19 11:20:33 +02:00
Charles Papon 736478ff1d CsrPlugin now catch illegal CSR access (wrong address + to low privilege level) 2017-05-09 00:40:44 +02:00
Charles Papon fe184636dd Improve CsrPlugin FMax 2017-05-08 22:59:05 +02:00
Charles Papon c69fdf7987 Add basics of the USER mode to CsrPlugin 2017-05-07 23:41:54 +02:00
Charles Papon 579e93bb5a Rename MachineCsr plugin into CsrPlugin 2017-05-07 22:26:17 +02:00
Charles Papon 392f3a7d8c Add PrivilegeService (User) (not implemented)
Split caches from their plugins file
2017-05-07 20:16:41 +02:00
Charles Papon a51c27970b Add opcode for clean/invalidate the datacache
Change mmu opcodes
2017-05-07 16:02:55 +02:00
Charles Papon 4d6a6fbb02 Fix Instruction Data cache exceptions
Pass all tests including CSR/FreeRTOS
2017-05-07 12:51:47 +02:00
Charles Papon ca1bc9cf69 DataCache plugin now support all exceptions 2017-05-07 10:44:41 +02:00
Charles Papon 5ba8ab7947 DataCache add invalidate/clean/invalidateClean on a virtual address/way 2017-05-05 00:43:41 +02:00
Charles Papon 48a5dc8e79 DCache move the exception bus outside the cache component 2017-05-04 21:01:08 +02:00
Charles Papon 534a4c3494 mmu working for instruction and data bus (both tested) 2017-05-03 18:42:54 +02:00
Charles Papon c647ef8bb6 Rework constructors 2017-05-01 20:20:21 +02:00
Charles Papon 889a040f90 Fix multi port MMU design
Change machineCSR to handle exceptions from the writeBack stage
Change the DBusCachedPlugin to emit miss exception
2017-05-01 14:29:37 +02:00
Charles Papon 2ed33106d6 MMU pass simple regression ! 2017-04-29 19:58:17 +02:00
Charles Papon 227772f19c Add miss files 2017-04-28 16:41:44 +02:00
Charles Papon 010ba568f0 MMU implemented
Datacached using MMU implemented
It compile, but nothing is tested
2017-04-28 16:41:23 +02:00
Charles Papon ba2ca77114 Two stage datacache now pass dhrystone benchmark without error 2017-04-23 23:15:38 +02:00
Charles Papon 9040326273 WIP two stage DCache, nearly passed the dhrystone benchmark 2017-04-23 18:31:16 +02:00
Charles Papon e00bf028cb Add HazardPessimisticPlugin for light and very good FMAX hazard tracking 2017-04-17 17:56:47 +02:00
Charles Papon 024e14ae58 Smaller and faster single stage instruction cache
Add fast two stage instruction cache
Remove useless address == 0 checks in the HazardPlugin
2017-04-13 18:27:03 +02:00
Charles Papon c83a157c64 IBusCachedPlugin with twoStage config is now compatible with syncronous regfile 2017-04-09 11:59:09 +02:00
Charles Papon 9a4c35d7b6 IBusCachedPlugin twoStage config fix 2017-04-08 18:34:44 +02:00
Charles Papon e3b9e671ec IBusCachedPlugin add two stage cache option for better FMax and better scaling 2017-04-08 17:42:13 +02:00
Charles Papon 5c594d6d2a IBusCachedPlugin move memory access outside the pipeline 2017-04-07 13:27:47 +02:00
Charles Papon 8f09867bda Cleaning 2017-04-07 13:09:31 +02:00
Charles Papon efb27390a7 Better IntAluPlugin
Better SrcPlugin
Better DBusCachedPlugin
2017-04-06 01:28:52 +02:00
Charles Papon 2e02a6f0e7 DBusCachedPlugin better write to read hazard logic (FMAX)
Add some TODO FMAX comments
2017-04-05 18:37:02 +02:00