riscv: add ISA extension parsing for Zacas

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Add parsing for Zacas ISA extension which was ratified recently in the
riscv-zacas manual.

Signed-off-by: Clément Léger <cleger@rivosinc.com>
Link: https://lore.kernel.org/r/20231220155723.684081-5-cleger@rivosinc.com
Signed-off-by: Palmer Dabbelt <palmer@rivosinc.com>

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Clément Léger 2023-12-20 16:57:20 +01:00 • committed by Palmer Dabbelt

parent cd7be4d02f

commit 188a2122c8

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arch/riscv/include/asm/hwcap.h

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arch/riscv/kernel/cpufeature.c

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