Update lowrisc_ibex to lowRISC/ibex@5826af8
Update code from upstream repository
https://github.com/lowRISC/ibex.git to revision
5826af8ad924eccdb51b8ea02dfd54a9d4719edf
* [rtl] Instantiate shadow CSRs (Tom Roberts)
* [rtl] Lint fix for unused signal in multdiv (Greg Chadwick)
* [simple-system] always_comb should be always (Greg Chadwick)
* [simple-system] Add ICache parameters (Greg Chadwick)
* Add VCS compile option for unicode (Hodjat Asghari Esfeden)
* Update google_riscv-dv to google/riscv-dv@3467c37 (Udi Jonnalagadda)
* Fix lint issues (Luka Macan)
* Add .svlint.toml (Luka Macan)
* [ibex/dv/rtl] Updates to run Cadence Xcelium (Paul OKeeffe)
* Pass -fno-extended-identifiers to VCS (Rupert Swarbrick)
* Avoid spurious rebuilds in core_ibex Makefile with OUT = sim (Rupert
Swarbrick)
* [ibex/dv] Update CSV log conversion script (Udi Jonnalagadda)
* [dv] Increase simulation timeout (Philipp Wagner)
* [ci] Add a comment on private CI (Philipp Wagner)
* Enable configuration with Icache in public CI (Philipp Wagner)
* Tie off branch predictor signals when icache is used (Philipp
Wagner)
* [rtl] Various small lint fixes (Tom Roberts)
* Enable Verible lint (Philipp Wagner)
* Pass through ICache-related parameters in compliance test (Philipp
Wagner)
* Update Spike to a version with icache support (Philipp Wagner)
* Use the latest version of Verible (Philipp Wagner)
* Use the same toolchain as in OpenTitan (Philipp Wagner)
* Use Verilator 4.040 in CI (Philipp Wagner)
* [dv/ibex] Enable icache in Ibex environment (Udi Jonnalagadda)
* Update google_riscv-dv to google/riscv-dv@39797b2 (Udi Jonnalagadda)
* [ibex/dv] return non-zero exit code upon failure (Udi Jonnalagadda)
* [doc] Mark icache verification as "done for now" (Philipp Wagner)
* Add support for additional HW breakpoints (Tobias Wölfel)
* [rtl] Fix illegal write to DCSR cause field (Tom Roberts)
* [rtl] Add CSR module and instantiate (Tom Roberts)
* [rtl] Various security feature bugfixes (Tom Roberts)
* [rtl] Fix missing else branch in decoder (Tom Roberts)
* [rtl] Add plusarg to disable trace log (Tobias Wölfel)
* [ci] Update install-build-deps.sh script for Ubuntu 18.04 (Philipp
Wagner)
* [doc] Fix broken link to examples description (Alex Bradbury)
* [doc] Fix image link (Tobias Wölfel)
* Restructure documentation (Philipp Wagner)
* [simple-system] Add missing linker sections (Tom Roberts)
* [simple_system] Update CSR Access for LLVM and GCC (Sam Elliott)
* In util, restrict mypy linting to sv2v_in_place.py (Rupert
Swarbrick)
* [formal] Add check for multdiv cycle consumption (Tobias Wölfel)
* Move sv2v script into standalone core file (Tobias Wölfel)
* [syn] Add script to print kGE equivalent (Tom Roberts)
* [rtl] Fix debug step over EBREAK issue (Tom Roberts)
* Fix "no invalidate" logic in ICache sequence (Rupert Swarbrick)
* Port ICache formal core file to final Edalize design (Rupert
Swarbrick)
* [ci] Force setuptools not to use version 50.0.0 for now (Rupert
Swarbrick)
Signed-off-by: Tom Roberts <tomroberts@lowrisc.org>
diff --git a/hw/vendor/lowrisc_ibex/ibex_configs.yaml b/hw/vendor/lowrisc_ibex/ibex_configs.yaml
index 6841125..6c89dad 100644
--- a/hw/vendor/lowrisc_ibex/ibex_configs.yaml
+++ b/hw/vendor/lowrisc_ibex/ibex_configs.yaml
@@ -14,6 +14,8 @@
RegFile : "ibex_pkg::RegFileFF"
BranchTargetALU : 0
WritebackStage : 0
+ ICache : 0
+ ICacheECC : 0
BranchPredictor : 0
PMPEnable : 0
PMPGranularity : 0
@@ -33,6 +35,8 @@
RegFile : "ibex_pkg::RegFileFF"
BranchTargetALU : 1
WritebackStage : 1
+ ICache : 0
+ ICacheECC : 0
BranchPredictor : 0
PMPEnable : 0
PMPGranularity : 0
@@ -46,6 +50,8 @@
RegFile : "ibex_pkg::RegFileFF"
BranchTargetALU : 1
WritebackStage : 1
+ ICache : 0
+ ICacheECC : 0
BranchPredictor : 0
PMPEnable : 1
PMPGranularity : 0
@@ -59,6 +65,8 @@
RegFile : "ibex_pkg::RegFileFF"
BranchTargetALU : 1
WritebackStage : 1
+ ICache : 0
+ ICacheECC : 0
BranchPredictor : 0
PMPEnable : 1
PMPGranularity : 0
@@ -72,6 +80,23 @@
RegFile : "ibex_pkg::RegFileFF"
BranchTargetALU : 1
WritebackStage : 1
+ ICache : 0
+ ICacheECC : 0
+ BranchPredictor : 0
+ PMPEnable : 1
+ PMPGranularity : 0
+ PMPNumRegions : 16
+
+# experimental-maxperf-pmp-bmfull config above with icache enabled
+experimental-maxperf-pmp-bmfull-icache:
+ RV32E : 0
+ RV32M : "ibex_pkg::RV32MSingleCycle"
+ RV32B : "ibex_pkg::RV32BFull"
+ RegFile : "ibex_pkg::RegFileFF"
+ BranchTargetALU : 1
+ WritebackStage : 1
+ ICache : 1
+ ICacheECC : 1
BranchPredictor : 0
PMPEnable : 1
PMPGranularity : 0
@@ -88,6 +113,8 @@
RegFile : "ibex_pkg::RegFileFF"
BranchTargetALU : 1
WritebackStage : 1
+ ICache : 0
+ ICacheECC : 0
BranchPredictor : 1
PMPEnable : 0
PMPGranularity : 0
