diff options
Diffstat (limited to 'target/riscv/cpu_helper.c')
| -rw-r--r-- | target/riscv/cpu_helper.c | 82 |
1 files changed, 29 insertions, 53 deletions
diff --git a/target/riscv/cpu_helper.c b/target/riscv/cpu_helper.c index bc80aa87cf..62fe1ecc8f 100644 --- a/target/riscv/cpu_helper.c +++ b/target/riscv/cpu_helper.c @@ -364,57 +364,36 @@ static int get_physical_address(CPURISCVState *env, hwaddr *physical, mxr = get_field(env->vsstatus, MSTATUS_MXR); } - if (env->priv_ver >= PRIV_VERSION_1_10_0) { - if (first_stage == true) { - if (use_background) { - base = (hwaddr)get_field(env->vsatp, SATP_PPN) << PGSHIFT; - vm = get_field(env->vsatp, SATP_MODE); - } else { - base = (hwaddr)get_field(env->satp, SATP_PPN) << PGSHIFT; - vm = get_field(env->satp, SATP_MODE); - } - widened = 0; + if (first_stage == true) { + if (use_background) { + base = (hwaddr)get_field(env->vsatp, SATP_PPN) << PGSHIFT; + vm = get_field(env->vsatp, SATP_MODE); } else { - base = (hwaddr)get_field(env->hgatp, HGATP_PPN) << PGSHIFT; - vm = get_field(env->hgatp, HGATP_MODE); - widened = 2; - } - sum = get_field(env->mstatus, MSTATUS_SUM); - switch (vm) { - case VM_1_10_SV32: - levels = 2; ptidxbits = 10; ptesize = 4; break; - case VM_1_10_SV39: - levels = 3; ptidxbits = 9; ptesize = 8; break; - case VM_1_10_SV48: - levels = 4; ptidxbits = 9; ptesize = 8; break; - case VM_1_10_SV57: - levels = 5; ptidxbits = 9; ptesize = 8; break; - case VM_1_10_MBARE: - *physical = addr; - *prot = PAGE_READ | PAGE_WRITE | PAGE_EXEC; - return TRANSLATE_SUCCESS; - default: - g_assert_not_reached(); + base = (hwaddr)get_field(env->satp, SATP_PPN) << PGSHIFT; + vm = get_field(env->satp, SATP_MODE); } - } else { widened = 0; - base = (hwaddr)(env->sptbr) << PGSHIFT; - sum = !get_field(env->mstatus, MSTATUS_PUM); - vm = get_field(env->mstatus, MSTATUS_VM); - switch (vm) { - case VM_1_09_SV32: - levels = 2; ptidxbits = 10; ptesize = 4; break; - case VM_1_09_SV39: - levels = 3; ptidxbits = 9; ptesize = 8; break; - case VM_1_09_SV48: - levels = 4; ptidxbits = 9; ptesize = 8; break; - case VM_1_09_MBARE: - *physical = addr; - *prot = PAGE_READ | PAGE_WRITE | PAGE_EXEC; - return TRANSLATE_SUCCESS; - default: - g_assert_not_reached(); - } + } else { + base = (hwaddr)get_field(env->hgatp, HGATP_PPN) << PGSHIFT; + vm = get_field(env->hgatp, HGATP_MODE); + widened = 2; + } + sum = get_field(env->mstatus, MSTATUS_SUM); + switch (vm) { + case VM_1_10_SV32: + levels = 2; ptidxbits = 10; ptesize = 4; break; + case VM_1_10_SV39: + levels = 3; ptidxbits = 9; ptesize = 8; break; + case VM_1_10_SV48: + levels = 4; ptidxbits = 9; ptesize = 8; break; + case VM_1_10_SV57: + levels = 5; ptidxbits = 9; ptesize = 8; break; + case VM_1_10_MBARE: + *physical = addr; + *prot = PAGE_READ | PAGE_WRITE | PAGE_EXEC; + return TRANSLATE_SUCCESS; + default: + g_assert_not_reached(); } CPUState *cs = env_cpu(env); @@ -588,7 +567,6 @@ static void raise_mmu_exception(CPURISCVState *env, target_ulong address, int page_fault_exceptions; if (first_stage) { page_fault_exceptions = - (env->priv_ver >= PRIV_VERSION_1_10_0) && get_field(env->satp, SATP_MODE) != VM_1_10_MBARE && !pmp_violation; } else { @@ -941,8 +919,7 @@ void riscv_cpu_do_interrupt(CPUState *cs) } s = env->mstatus; - s = set_field(s, MSTATUS_SPIE, env->priv_ver >= PRIV_VERSION_1_10_0 ? - get_field(s, MSTATUS_SIE) : get_field(s, MSTATUS_UIE << env->priv)); + s = set_field(s, MSTATUS_SPIE, get_field(s, MSTATUS_SIE)); s = set_field(s, MSTATUS_SPP, env->priv); s = set_field(s, MSTATUS_SIE, 0); env->mstatus = s; @@ -979,8 +956,7 @@ void riscv_cpu_do_interrupt(CPUState *cs) } s = env->mstatus; - s = set_field(s, MSTATUS_MPIE, env->priv_ver >= PRIV_VERSION_1_10_0 ? - get_field(s, MSTATUS_MIE) : get_field(s, MSTATUS_UIE << env->priv)); + s = set_field(s, MSTATUS_MPIE, get_field(s, MSTATUS_MIE)); s = set_field(s, MSTATUS_MPP, env->priv); s = set_field(s, MSTATUS_MIE, 0); env->mstatus = s; |