On Wed, May 01, 2024 at 10:10:57AM -0700, Charlie Jenkins wrote: > On Wed, May 01, 2024 at 12:40:38PM +0100, Conor Dooley wrote: > > On Fri, Apr 26, 2024 at 02:29:19PM -0700, Charlie Jenkins wrote: > > > Separate vendor extensions out into one struct per vendor > > > instead of adding vendor extensions onto riscv_isa_ext. > > > > > > Add a hidden config RISCV_ISA_VENDOR_EXT to conditionally include this > > > code. > > > > > > The xtheadvector vendor extension is added using these changes. > > > > > > Signed-off-by: Charlie Jenkins <charlie@xxxxxxxxxxxx> > > > --- > > > arch/riscv/Kconfig | 2 + > > > arch/riscv/Kconfig.vendor | 19 ++++++ > > > arch/riscv/include/asm/cpufeature.h | 18 ++++++ > > > arch/riscv/include/asm/vendor_extensions.h | 26 ++++++++ > > > arch/riscv/include/asm/vendor_extensions/thead.h | 19 ++++++ > > > arch/riscv/kernel/Makefile | 2 + > > > arch/riscv/kernel/cpufeature.c | 77 ++++++++++++++++++------ > > > arch/riscv/kernel/vendor_extensions.c | 18 ++++++ > > > arch/riscv/kernel/vendor_extensions/Makefile | 3 + > > > arch/riscv/kernel/vendor_extensions/thead.c | 36 +++++++++++ > > > > I see no modifications to cpu.c here, is it intentional that vendor > > stuff isn't gonna show up in /proc/cpuinfo? > > I wasn't sure if that's something we were wanting to support since > hwprobe is the prefered api, but I can add that if it is desired. Desired API for programmatic consumption, sure, but for human users I think it's good to have the info there.
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