target/riscv: Add Hypervisor machine CSRs accesses
Signed-off-by: Alistair Francis <alistair.francis@wdc.com> Reviewed-by: Palmer Dabbelt <palmerdabbelt@google.com> Signed-off-by: Palmer Dabbelt <palmerdabbelt@google.com>
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@ -984,6 +984,30 @@ static int write_vsatp(CPURISCVState *env, int csrno, target_ulong val)
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return 0;
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return 0;
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}
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}
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static int read_mtval2(CPURISCVState *env, int csrno, target_ulong *val)
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{
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*val = env->mtval2;
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return 0;
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}
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static int write_mtval2(CPURISCVState *env, int csrno, target_ulong val)
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{
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env->mtval2 = val;
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return 0;
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}
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static int read_mtinst(CPURISCVState *env, int csrno, target_ulong *val)
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{
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*val = env->mtinst;
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return 0;
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}
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static int write_mtinst(CPURISCVState *env, int csrno, target_ulong val)
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{
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env->mtinst = val;
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return 0;
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}
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/* Physical Memory Protection */
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/* Physical Memory Protection */
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static int read_pmpcfg(CPURISCVState *env, int csrno, target_ulong *val)
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static int read_pmpcfg(CPURISCVState *env, int csrno, target_ulong *val)
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{
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{
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@ -1207,6 +1231,9 @@ static riscv_csr_operations csr_ops[CSR_TABLE_SIZE] = {
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[CSR_VSTVAL] = { hmode, read_vstval, write_vstval },
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[CSR_VSTVAL] = { hmode, read_vstval, write_vstval },
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[CSR_VSATP] = { hmode, read_vsatp, write_vsatp },
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[CSR_VSATP] = { hmode, read_vsatp, write_vsatp },
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[CSR_MTVAL2] = { hmode, read_mtval2, write_mtval2 },
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[CSR_MTINST] = { hmode, read_mtinst, write_mtinst },
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/* Physical Memory Protection */
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/* Physical Memory Protection */
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[CSR_PMPCFG0 ... CSR_PMPADDR9] = { pmp, read_pmpcfg, write_pmpcfg },
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[CSR_PMPCFG0 ... CSR_PMPADDR9] = { pmp, read_pmpcfg, write_pmpcfg },
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[CSR_PMPADDR0 ... CSR_PMPADDR15] = { pmp, read_pmpaddr, write_pmpaddr },
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[CSR_PMPADDR0 ... CSR_PMPADDR15] = { pmp, read_pmpaddr, write_pmpaddr },
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