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| author | Daniel Henrique Barboza <dbarboza@ventanamicro.com> | 2024-11-06 10:34:07 -0300 |
|---|---|---|
| committer | Alistair Francis <alistair.francis@wdc.com> | 2024-12-20 11:22:47 +1000 |
| commit | 1c187ad5c06a45c083d5d24b2db62af5504880a2 (patch) | |
| tree | 539da15830b67e61af9bc5fbd812c7028ade4546 /docs/system | |
| parent | 9afd26715ef4f887f5eaf2ecfe365a7837f2e500 (diff) | |
| download | qemu-1c187ad5c06a45c083d5d24b2db62af5504880a2.zip qemu-1c187ad5c06a45c083d5d24b2db62af5504880a2.tar.gz qemu-1c187ad5c06a45c083d5d24b2db62af5504880a2.tar.bz2 | |
docs/specs: add riscv-iommu-sys information
Signed-off-by: Daniel Henrique Barboza <dbarboza@ventanamicro.com>
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Message-ID: <20241106133407.604587-8-dbarboza@ventanamicro.com>
Signed-off-by: Alistair Francis <alistair.francis@wdc.com>
Diffstat (limited to 'docs/system')
| -rw-r--r-- | docs/system/riscv/virt.rst | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/docs/system/riscv/virt.rst b/docs/system/riscv/virt.rst index 8e9a2e4..537aac0 100644 --- a/docs/system/riscv/virt.rst +++ b/docs/system/riscv/virt.rst @@ -94,6 +94,12 @@ command line: $ qemu-system-riscv64 -M virt -device riscv-iommu-pci (...) +It also has support for the riscv-iommu-sys platform device: + +.. code-block:: bash + + $ qemu-system-riscv64 -M virt,iommu-sys=on (...) + Refer to :ref:`riscv-iommu` for more information on how the RISC-V IOMMU support works. @@ -129,6 +135,10 @@ The following machine-specific options are supported: having AIA IMSIC (i.e. "aia=aplic-imsic" selected). When not specified, the default number of per-HART VS-level AIA IMSIC pages is 0. +- iommu-sys=[on|off] + + Enables the riscv-iommu-sys platform device. Defaults to 'off'. + Running Linux kernel -------------------- |