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2025-09-16riscv: Replace __ASSEMBLY__ with __ASSEMBLER__ in non-uapi headersThomas Huth2-5/+5
While the GCC and Clang compilers already define __ASSEMBLER__ automatically when compiling assembly code, __ASSEMBLY__ is a macro that only gets defined by the Makefiles in the kernel. This can be very confusing when switching between userspace and kernelspace coding, or when dealing with uapi headers that rather should use __ASSEMBLER__ instead. So let's standardize on the __ASSEMBLER__ macro that is provided by the compilers now. This originally was a completely mechanical patch (done with a simple "sed -i" statement), with some manual fixups during rebasing of the patch later. Cc: Paul Walmsley <paul.walmsley@sifive.com> Cc: Palmer Dabbelt <palmer@dabbelt.com> Cc: Albert Ou <aou@eecs.berkeley.edu> Cc: Alexandre Ghiti <alex@ghiti.fr> Cc: linux-riscv@lists.infradead.org Signed-off-by: Thomas Huth <thuth@redhat.com> Link: https://lore.kernel.org/r/20250606070952.498274-3-thuth@redhat.com Signed-off-by: Paul Walmsley <pjw@kernel.org>
2024-09-20tools: Add riscv barrier implementationCharlie Jenkins2-0/+52
Many of the other architectures use their custom barrier implementations. Use the barrier code from the kernel sources to optimize barriers in tools. Signed-off-by: Charlie Jenkins <charlie@rivosinc.com> Reviewed-by: Andrea Parri <parri.andrea@gmail.com> Link: https://lore.kernel.org/r/20240806-optimize_ring_buffer_read_riscv-v2-1-ca7e193ae198@rivosinc.com Signed-off-by: Palmer Dabbelt <palmer@rivosinc.com>
2024-02-26tools: riscv: Add header file vdso/processor.hHaibo Xu1-0/+32
Borrow the cpu_relax() definitions from kernel's arch/riscv/include/asm/vdso/processor.h to tools/ for riscv. Signed-off-by: Haibo Xu <haibo1.xu@intel.com> Reviewed-by: Andrew Jones <ajones@ventanamicro.com> Signed-off-by: Anup Patel <anup@brainfault.org>
2024-02-26tools: riscv: Add header file csr.hHaibo Xu1-0/+541
Borrow the csr definitions and operations from kernel's arch/riscv/include/asm/csr.h to tools/ for riscv. Signed-off-by: Haibo Xu <haibo1.xu@intel.com> Reviewed-by: Andrew Jones <ajones@ventanamicro.com> Signed-off-by: Anup Patel <anup@brainfault.org>