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2023-10-10docs: move riscv under archCosta Shulyupin
and fix all in-tree references. Architecture-specific documentation is being moved into Documentation/arch/ as a way of cleaning up the top-level documentation directory and making the docs hierarchy more closely match the source hierarchy. Signed-off-by: Costa Shulyupin <costa.shul@redhat.com> Reviewed-by: Conor Dooley <conor.dooley@microchip.com> Signed-off-by: Jonathan Corbet <corbet@lwn.net> Link: https://lore.kernel.org/r/20230930185354.3034118-1-costa.shul@redhat.com
2023-08-18Documentation: Fix typosBjorn Helgaas
Fix typos in Documentation. Signed-off-by: Bjorn Helgaas <bhelgaas@google.com> Link: https://lore.kernel.org/r/20230814212822.193684-4-helgaas@kernel.org Signed-off-by: Jonathan Corbet <corbet@lwn.net>
2023-07-01RISC-V: Document that V registers are clobbered on syscallsPalmer Dabbelt
This is included in the ISA manual, but it's pretty common for bits of the ISA manual that are actually ABI to change. So let's document it explicitly. Reviewed-by: Björn Töpel <bjorn@rivosinc.com> Link: https://lore.kernel.org/r/20230619190142.26498-1-palmer@rivosinc.com Signed-off-by: Palmer Dabbelt <palmer@rivosinc.com>
2023-06-08riscv: Add documentation for VectorAndy Chiu
This patch add a brief documentation of the userspace interface in regard to the RISC-V Vector extension. Signed-off-by: Andy Chiu <andy.chiu@sifive.com> Reviewed-by: Greentime Hu <greentime.hu@sifive.com> Reviewed-by: Vincent Chen <vincent.chen@sifive.com> Co-developed-by: Bagas Sanjaya <bagasdotme@gmail.com> Signed-off-by: Bagas Sanjaya <bagasdotme@gmail.com> Link: https://lore.kernel.org/r/20230605110724.21391-26-andy.chiu@sifive.com Signed-off-by: Palmer Dabbelt <palmer@rivosinc.com>