riscv/rocket-chip
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1678 Commits

Author SHA1 Message Date
Andrew Waterman
66d06460fa Add option for acquire-before-release 2017-07-25 15:19:16 -07:00
Andrew Waterman
86ccd935fc Add method to print perf events 2017-07-25 15:19:16 -07:00
Andrew Waterman
5df8f0d1ea Add L2 TLB miss counter 2017-07-25 15:19:16 -07:00
Andrew Waterman
3ced04b70a Mix in trait to connect global_reset_vector 2017-07-25 15:19:16 -07:00
Yunsup Lee
c9e467a668 coreplex: retire RTCPeriod & introduce PeripheryBusParams.frequency (#887) 2017-07-25 00:55:55 -07:00
Wesley W. Terpstra
68ed055f6d chiplink: adjust bus view to include the splitter (#886) 2017-07-24 21:41:17 -07:00
Yunsup Lee
dc435af30a fix HasRTCModuleImp (#885) 2017-07-24 20:24:59 -07:00
Henry Cook
01ca3efc2b Combine Coreplex and System Module Hierarchies (#875) 
* coreplex collapse: peripherals now in coreplex

* coreplex: better factoring of TLBusWrapper attachement points

* diplomacy: allow monitorless :*= and :=*

* rocket: don't connect monitors to tile tim slave ports

* rename chip package to system

* coreplex: only sbus has a splitter

* TLFragmenter: Continuing my spot battles on requires without explanatory strings

* pbus: toFixedWidthSingleBeatSlave

* tilelink: more verbose requires

* use the new system package for regression

* sbus: add more explicit FIFO attachment points

* delete leftover top-level utils

* cleanup ResetVector and RTC
 2017-07-23 08:31:04 -07:00
Megan Wachs
f2002839eb TLFragmenter: Continuing my spot battles on requires without explanatory strings (#882) 2017-07-21 21:55:32 -07:00
Yunsup Lee
21954c1c73 tileink: FIFOFixer should cope with zero-latency devices 2017-07-19 19:38:27 -07:00
Howard Mao
4d784ad693 add cloneType to RegisterWriteIO and RegisterReadIO (#874) 2017-07-18 18:52:31 -07:00
Wesley W. Terpstra
a9c58e9d9f diplomacy: support creating ShiftQueues as well 2017-07-18 14:57:02 -07:00
Wesley W. Terpstra
c0a3bb58e9 ShiftQueue: use Vec of Bool to support constant prop of enq.valid 2017-07-18 14:56:59 -07:00
Wesley W. Terpstra
416629b3bf tilelink: FIFOFixer should fix no domain => domain cases (#873) 2017-07-17 22:32:17 -07:00
Wesley W. Terpstra
d09a985729 zero: fix attachment in multichannel case (#870) 2017-07-17 21:48:31 -07:00
Wesley W. Terpstra
fc75ada577 tilelink: Monitor should report line numbers of connection that failed (#872) 2017-07-17 21:29:14 -07:00
Howard Mao
ec57994784 fix the TLFuzzer IO (#869) 2017-07-17 14:59:35 -07:00
Wesley W. Terpstra
16e8709144 tilelink: it is now legal to have errors on {Release,Hint}Ack (#864) 2017-07-14 16:13:30 -07:00
Richard Xia
9ade7af013 Merge pull request #862 from freechipsproject/plic-max-pri-dts 
PLIC: Add maxPri as well as ndev in DTS
 2017-07-13 17:08:21 -07:00
Richard Xia
f0481801df Merge pull request #863 from freechipsproject/rename-offchip-interrupts-to-external-interrupts 
Rename offchip-interrupts to external-interrupts.
 2017-07-13 16:52:57 -07:00
Megan Wachs
35464782b5 PLIC: maxPriorities comes from params 2017-07-13 15:57:10 -07:00
Richard Xia
d62787357b Rename offchip-interrupts to external-interrupts. 2017-07-13 15:56:22 -07:00
Shreesha Srinath
f2533ce825 bootrom: Adding bootrom parameters (#857) 
BootROM parameters currently control the boot rom address, size, and the
hang which essentially sets the reset vector. This commit allows specifying
different parameter values as required.
 2017-07-13 13:40:02 -07:00
Megan Wachs
f646bed3ea PLIC: Use longer DTS name for Max Priorities. 
I used the singular because there is really only one max priority
 2017-07-13 13:37:22 -07:00
Megan Wachs
0800fd3ed9 PLIC: Add maxPri as well as ndev in DTS 2017-07-13 13:18:50 -07:00
Wesley W. Terpstra
b7f1ba3428 tilelink: FIFOFixer must support null cases (#860) 
In particular, it is ok if no slaves actually need FIFO fixing.
It is also ok if none of those fixed are FIFO.
 2017-07-12 22:20:31 -07:00
Wesley W. Terpstra
4eface8a9e rocket: do not require FIFO order for memory-like regions 2017-07-12 17:39:00 -07:00
Wesley W. Terpstra
09b9d33a9a tilelink: FIFOFixer now has a policy parameter 2017-07-12 17:38:55 -07:00
Wesley W. Terpstra
b363a94480 diplomacy: add a new UNCACHEABLE RegionType 2017-07-12 16:31:50 -07:00
Wesley W. Terpstra
c8a7648169 diplomacy: only evaluate a Nexus node's map function once 2017-07-12 16:20:55 -07:00
Wesley W. Terpstra
af3976aa67 regmapper: add byte-sized RegField helper function (#854) 2017-07-10 21:08:02 -07:00
Megan Wachs
177ccbb663 regfield: More explanatory requires so I don't have to RTFC and figure out what width actually was (#855) 2017-07-10 21:07:50 -07:00
Jim Lawson
287219da06 Merge pull request #851 from freechipsproject/chisel3clock 
Use chisel3 Clock() method.
 2017-07-10 08:33:46 -07:00
Wesley W. Terpstra
5db0e770d5 tilelink: TestSRAM can emulate incompletely populated memory 2017-07-07 21:40:40 -07:00
Wesley W. Terpstra
702143eb33 tilelink: SRAM can emulate incompletely populated memory 2017-07-07 21:40:40 -07:00
Wesley W. Terpstra
9310a33e77 apb: SRAM can emulate incompletely populated memory 2017-07-07 21:40:40 -07:00
Wesley W. Terpstra
28fbf1af8e ahb: SRAM can emulate incompletely populated memory 2017-07-07 21:40:39 -07:00
Wesley W. Terpstra
df44b23956 axi4: SRAM can emulate incompletely populated memory 2017-07-07 21:40:39 -07:00
Wesley W. Terpstra
b2cc4b99ed tilelink: TestSRAM reports errors on illegal access 2017-07-07 21:40:36 -07:00
Wesley W. Terpstra
e8cb6dafd3 tilelink: SRAM reports errors on illegal access 2017-07-07 21:15:36 -07:00
Wesley W. Terpstra
f1fb3be603 ahb: SRAM reports errors on illegal access 2017-07-07 21:15:36 -07:00
Wesley W. Terpstra
19851a7c9e apb: SRAM reports errors on illegal access 2017-07-07 21:15:33 -07:00
Wesley W. Terpstra
025f7d890b axi4: SRAM now reports errors on illegal address (#852) 2017-07-07 19:27:32 -07:00
Jim Lawson
2bf91a0558 Use chisel3 Clock() method. 2017-07-07 14:16:39 -07:00
Henry Cook
4c595d175c Refactor package hierarchy and remove legacy bus protocol implementations (#845) 
* Refactors package hierarchy.

Additionally:
  - Removes legacy ground tests and configs
  - Removes legacy bus protocol implementations
  - Removes NTiles
  - Adds devices package
  - Adds more functions to util package
 2017-07-07 10:48:16 -07:00
Megan Wachs
76a1ae667f PLIC: (undefZero=true) Don't allow addresses to alias 
While the spec is unclear what happens when you access unused registers in the PLIC, for user simplicity turn off register aliasing. If this becomes a performance/area issue we can revisit.
 2017-07-06 17:57:08 -07:00
Andrew Waterman
a0cbc376b4 Merge pull request #849 from freechipsproject/l2-tlb 
L1 memory system improvements
 2017-07-06 13:03:06 -07:00
Andrew Waterman
e1cc0a0a0e Mask debug interrupts similarly to other interrupts (#847) 
This makes single-step exceptions higher-priority than debug interrupts.
 2017-07-06 12:03:24 -07:00
Andrew Waterman
b2351c5fbf Use consistent casing 2017-07-06 11:16:56 -07:00
Andrew Waterman
be4eceec0d Fix stupid D$ probe bug 2017-07-06 01:20:47 -07:00