From:   Jesse Taube <mr.bossman075@gmail.com>
To:     linux-riscv@lists.infradead.org
Cc:     linux-kernel@vger.kernel.org,
        Jesse Taube <Mr.Bossman075@gmail.com>,
        Yimin Gu <ustcymgu@gmail.com>,
        Waldemar Brodkorb <wbx@openadk.org>,
        Albert Ou <aou@eecs.berkeley.edu>,
        Palmer Dabbelt <palmer@dabbelt.com>,
        Paul Walmsley <paul.walmsley@sifive.com>
Subject: [PATCH v2 3/3] riscv: configs: Add nommu defconfig for RV32
Date:   Sun, 12 Feb 2023 15:55:06 -0500
Message-Id: <20230212205506.1992714-4-Mr.Bossman075@gmail.com>
In-Reply-To: <20230212205506.1992714-1-Mr.Bossman075@gmail.com>
References: <20230212205506.1992714-1-Mr.Bossman075@gmail.com>
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32bit risc-v can be configured to run without MMU. This patch adds
an example configuration for RV32 nommu virtual machine.

Signed-off-by: Jesse Taube <Mr.Bossman075@gmail.com>
Cc: Yimin Gu <ustcymgu@gmail.com>
---
 arch/riscv/configs/rv32_nommu_virt_defconfig | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)
 create mode 100644 arch/riscv/configs/rv32_nommu_virt_defconfig

diff --git a/arch/riscv/configs/rv32_nommu_virt_defconfig b/arch/riscv/configs/rv32_nommu_virt_defconfig
new file mode 100644
index 000000000000..460907253a80
--- /dev/null
+++ b/arch/riscv/configs/rv32_nommu_virt_defconfig
@@ -0,0 +1,16 @@
+CONFIG_BLK_DEV_INITRD=y
+# CONFIG_MMU is not set
+CONFIG_COMPAT_32BIT_TIME=y
+CONFIG_SOC_VIRT=y
+CONFIG_NONPORTABLE=y
+CONFIG_ARCH_RV32I=y
+CONFIG_BINFMT_FLAT=y
+CONFIG_SLOB=y
+CONFIG_VIRTIO_BLK=y
+CONFIG_SERIAL_8250=y
+CONFIG_SERIAL_8250_CONSOLE=y
+CONFIG_SERIAL_OF_PLATFORM=y
+CONFIG_VIRTIO_MMIO=y
+CONFIG_VIRTIO_MMIO_CMDLINE_DEVICES=y
+CONFIG_EXT2_FS=y
+CONFIG_PRINTK_TIME=y
-- 
2.39.0