DragonOS-Community/riscv: Low level access to RISC-V processors @ f1734229ab6d42f45d785d7a65426b2b10d6224e

kopia lustrzana https://github.com/DragonOS-Community/riscv

dkhayes117 f1734229ab Make pmp_byte() more consise, replace panic!(), and option<Permission>		4 lat temu
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register	f1734229ab Make pmp_byte() more consise, replace panic!(), and option<Permission>	4 lat temu
asm.rs	5211b5b699 Replace asm! with llvm_asm!	5 lat temu
interrupt.rs	184d511b1c fix cargo fmt	5 lat temu
lib.rs	2daf0d2e76 Update MSRV to 1.42	5 lat temu