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Merge pull request #32 from pulp-platform/cv32

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Add PULPissimo/CV32E40P support
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bluew 2022-04-08 01:12:31 +02:00 committed by GitHub
commit dd39b06789
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GPG key ID: 4AEE18F83AFDEB23
4 changed files with 58 additions and 5 deletions
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3
configs/pulpissimo_cv32e40p.sh → configs/pulpissimo_cv32.sh
View file

@ -3,6 +3,9 @@
export PULPRT_TARGET=pulpissimo
export PULPRUN_TARGET=pulpissimo
export USE_CV32E40P=1
# use plusarg to pass simulation boot parameters instead of floating parameters
export CONFIG_PLUSARG_SIM=1
unset CONFIG_USE_ZFINX
if [ -n "${ZSH_VERSION:-}" ]; then
DIR="$(readlink -f -- "${(%):-%x}")"

19
configs/pulpissimo_cv32_zfinx.sh Normal file
View file

@ -0,0 +1,19 @@
#!/bin/bash -e
export PULPRT_TARGET=pulpissimo
export PULPRUN_TARGET=pulpissimo
export USE_CV32E40P=1
# use plusarg to pass simulation boot parameters instead of floating parameters
export CONFIG_PLUSARG_SIM=1
export CONFIG_USE_ZFINX=1
if [ -n "${ZSH_VERSION:-}" ]; then
DIR="$(readlink -f -- "${(%):-%x}")"
scriptDir="$(dirname $DIR)"
else
scriptDir="$(dirname "$(readlink -f "${BASH_SOURCE[0]}")")"
fi
source $scriptDir/common.sh

30
rules/pulpos/default_rules.mk
View file

@ -1,5 +1,6 @@
TARGET_BUILD_DIR = $(CURDIR)/build$(build_dir_ext)
ifndef VERBOSE
ifdef QUIET
V = @
endif
@ -151,7 +152,29 @@ endif
#
# VSIM Flags
#
vsim_flags ?= +ENTRY_POINT=0x1c008080 -dpicpppath /usr/bin/g++ -permit_unmatched_virtual_intf -gBAUDRATE=115200
vsim_flags ?= +ENTRY_POINT=0x1c008080 -permit_unmatched_virtual_intf -gBAUDRATE=115200
ifdef CONFIG_PLUSARG_SIM
ifdef bootmode
ifeq ($(bootmode), spi)
vsim_flags += +bootmode=spi_flash
else ifeq ($(bootmode), hyperflash)
vsim_flags += +bootmode=hyper_flash
else ifeq ($(bootmode), fast_debug)
vsim_flags += +bootmode=fast_debug_preload
else ifeq ($(bootmode), jtag)
vsim_flags += +bootmode=jtag
else
$(error Illegal value supplied for bootmode. Legal values are 'spi', 'hyperflash', 'fast_debug' and 'jtag')
endif
else
# default bootmode
vsim_flags += +bootmode=jtag
endif
else
ifdef bootmode
ifeq ($(bootmode), spi)
vsim_flags += -gSTIM_FROM=SPI_FLASH -gLOAD_L2=STANDALONE -gUSE_S25FS256S_MODEL=1
@ -173,6 +196,9 @@ endif
else
vsim_flags += -gLOAD_L2=JTAG
endif
endif
ifdef vsim_additional_flags
vsim_flags += $(vsim_additional_flags)
endif

11
rules/pulpos/targets/pulpissimo.mk
View file

@ -7,9 +7,14 @@ PULP_ARCH_OBJDFLAGS ?= -Mmarch=rv32imc
else ifdef USE_CV32E40P
PULP_LDFLAGS +=
PULP_CFLAGS += -D__cv32e40p__ -U__riscv__ -UARCHI_CORE_HAS_PULPV2
PULP_ARCH_CFLAGS ?= -march=rv32imcxgap9
PULP_ARCH_LDFLAGS ?= -march=rv32imcxgap9
PULP_ARCH_OBJDFLAGS ?= -Mmarch=rv32imcxgap9
ifdef CONFIG_USE_ZFINX
PULP_ARCH_CFLAGS ?= -march=rv32imc_zfinx_xcorev -mno-pulp-hwloop
PULP_ARCH_LDFLAGS ?= -march=rv32imc_zfinx_xcorev -mno-pulp-hwloop
else
PULP_ARCH_CFLAGS ?= -march=rv32imfc_xcorev -mno-pulp-hwloop
PULP_ARCH_LDFLAGS ?= -march=rv32imfc_xcorev -mno-pulp-hwloop
endif
PULP_ARCH_OBJDFLAGS ?=
else
PULP_LDFLAGS +=
PULP_CFLAGS += -D__riscv__