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a88365c199
CSR predicate functions are added to the CSR table. mstatus.FS and counter enable checks are moved to predicate functions and two new predicates are added to check misa.S for s* CSRs and a new PMP CPU feature for pmp* CSRs. Processors that don't implement S-mode will trap on access to s* CSRs and processors that don't implement PMP will trap on accesses to pmp* CSRs. PMP checks are disabled in riscv_cpu_handle_mmu_fault when the PMP CPU feature is not present. Signed-off-by: Michael Clark <mjc@sifive.com> Signed-off-by: Alistair Francis <alistair.francis@wdc.com> Reviewed-by: Richard Henderson <richard.henderson@linaro.org> Signed-off-by: Palmer Dabbelt <palmer@sifive.com> |
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.. | ||
cpu_bits.h | ||
cpu_helper.c | ||
cpu_user.h | ||
cpu.c | ||
cpu.h | ||
csr.c | ||
fpu_helper.c | ||
gdbstub.c | ||
helper.h | ||
instmap.h | ||
Makefile.objs | ||
op_helper.c | ||
pmp.c | ||
pmp.h | ||
translate.c |