Andrew Waterman
742c05d6a7
Pipeline D$->I$ control paths
...
These stretch the miss latency by a cycle in exchange for slack.
The current implementation also adds a cycle to mul/div latency,
which can be worked around for more hardware (possibly gated by
the FastMulDiv option).
2016-05-13 17:07:28 -07:00
Andrew Waterman
684d902059
Fix PLIC instantiation when S-mode is disabled
2016-05-13 11:22:46 -07:00
Howard Mao
f138819992
fix order of assignments in ManagerTileLinkNetworkPort
2016-05-11 16:45:00 -07:00
Andrew Waterman
6aa708bcee
Disable MMIO by default to avoid disconnected nets
2016-05-11 13:12:39 -07:00
Christopher Celio
3fe00ce32a
Update README.md
...
- Removed instruction to checkout riscv-tests (as they are now globally installed when building the riscv-tools).
- Clarified the riscv-tools set-up information to clarify that the rocket-chip/riscv-tools is the version to build.
2016-05-10 22:12:02 -07:00
Andrew Waterman
533b229175
Improve PLIC QoR
2016-05-10 17:03:56 -07:00
Andrew Waterman
fbff46d27d
bump rocket
2016-05-10 10:57:03 -07:00
Andrew Waterman
aac89ca1f0
Add PLIC
2016-05-10 00:27:31 -07:00
Andrew Waterman
e15e9c5085
First draft of interrupt controller
2016-05-10 00:25:13 -07:00
Howard Mao
df479d7935
don't make MIFTagBits a computed parameter
2016-05-08 11:04:58 -07:00
Howard Mao
14a6e470c9
transform ids in TL -> NASTI converter if necessary
2016-05-07 21:19:27 -07:00
Howard Mao
3b0e9167fa
add AXI to AHB converter and more conformant HASTI RAM
2016-05-06 11:32:03 -07:00
Howard Mao
3e759d2575
add Hasti test to unit test
2016-05-06 11:31:43 -07:00
Howard Mao
1ed6d6646d
move NastiROM and HastiRAM into rom.scala and bram.scala
2016-05-06 11:31:22 -07:00
Howard Mao
77e859760c
add a Hasti RAM alongside the Nasti ROM
2016-05-06 11:31:22 -07:00
Howard Mao
44740cb6b2
parameterize Hasti address and data bits
2016-05-06 11:30:50 -07:00
Howard Mao
64991d3947
add AXI to AHB converter
2016-05-06 11:30:50 -07:00
Howard Mao
a875eb9c31
update riscv-tools for bbl fix
2016-05-05 19:36:34 -07:00
Colin Schmidt
8fa2de0816
chisel3 fix to RoCC connections honor last connect
2016-05-05 18:09:48 -07:00
Howard Mao
18ffe7b1ec
don't use +verbose in vsim .run rule
2016-05-04 23:01:14 -07:00
Andrew Waterman
8b06947446
Run bmarks faster (hopefully)
2016-05-04 22:47:34 -07:00
Howard Mao
f1baa4aecc
update riscv-tests so that mm benchmark doesn't run forever
2016-05-04 21:28:55 -07:00
Howard Mao
dfcb73b6c9
groundtest only needs to write to a single tohost
2016-05-03 20:21:13 -07:00
Howard Mao
1882e694e4
only write to a single tohost location
2016-05-03 20:20:52 -07:00
Howard Mao
4045a07eda
Remove need for separate riscv-tests for groundtest
2016-05-03 18:29:46 -07:00
Howard Mao
8f891437b5
fix CacheFillTest
2016-05-03 14:57:05 -07:00
Andrew Waterman
15f4af19cf
Remove HTIF CPU port
2016-05-03 13:55:59 -07:00
Andrew Waterman
9dd23a603a
Remove HTIF port
2016-05-03 13:41:58 -07:00
Howard Mao
6cb0979ac4
fix CacheFillTest
2016-05-03 13:35:38 -07:00
Howard Mao
487d0b356e
fixes to get groundtest working with priv-1.9 changes
2016-05-03 13:09:44 -07:00
Howard Mao
518d510622
only write out finish from tile 0 in groundtest
2016-05-03 13:09:22 -07:00
Howard Mao
f26c422544
assert that TileLink router has valid route
2016-05-03 12:18:06 -07:00
Howard Mao
b95f095aca
write to multiple possible tohost locations
2016-05-02 20:11:20 -07:00
Andrew Waterman
5352497edb
MPRV takes effect regardless of privilege mode
2016-05-02 19:53:25 -07:00
Howard Mao
4b4e8f7f62
fixes for priv-1.9 changes
2016-05-02 18:25:02 -07:00
Howard Mao
5cbcc41515
get rid of unused imports
2016-05-02 18:23:46 -07:00
Howard Mao
be21f6962b
make GlobalAddrHashMap a config variable
2016-05-02 18:22:43 -07:00
Andrew Waterman
c7c8ae5468
Instantiate PRCI block
2016-05-02 18:08:33 -07:00
Andrew Waterman
f784f4da93
Rename PRCICoreIO to PRCITileIO
2016-05-02 18:08:01 -07:00
Andrew Waterman
cc4102f8de
Add trivial version of PRCI block
...
It doesn't really do anything besides deliver deliver IPIs yet.
2016-05-02 17:49:10 -07:00
Andrew Waterman
6d1e82bddf
Remove mtohost/mfromhost/mipi CSRs; stub out Rocket CSR port
2016-05-02 15:21:55 -07:00
Andrew Waterman
72731de25a
Take a stab at the PRCI-Rocket interface
2016-05-02 15:20:33 -07:00
Andrew Waterman
000e20f937
Remove MIPI; make mip.MSIP read-only
...
The PRCI block outside the core will provide IPIs eventually
2016-05-02 15:18:41 -07:00
Andrew Waterman
83fa489cef
Stop using HTIF CSR port
...
The port itself is still present to keep other stuff compiling.
2016-05-02 14:40:52 -07:00
Andrew Waterman
c4d2d29e80
Stub out debug module, rather than leaving it floating
2016-04-30 22:37:39 -07:00
Albert Ou
0ff4fd0ccd
Fix IOMSHR to send finishes for stores
2016-04-30 22:20:29 -07:00
Andrew Waterman
46bbbba5e6
New address map
2016-04-30 20:59:36 -07:00
Andrew Waterman
695c4c5096
Support both Get and GetBlock on ROMSlave
2016-04-30 17:34:12 -07:00
Andrew Waterman
491184a8f8
ERET -> xRET; remove mcfgaddr
2016-04-30 17:32:51 -07:00
Andrew Waterman
5af98145b9
don't signal bad physical address on TLB miss
2016-04-30 17:31:46 -07:00
