diff options
Diffstat (limited to 'target/riscv/cpu_helper.c')
| -rw-r--r-- | target/riscv/cpu_helper.c | 20 |
1 files changed, 15 insertions, 5 deletions
diff --git a/target/riscv/cpu_helper.c b/target/riscv/cpu_helper.c index e32b6126af..87dd6a6ece 100644 --- a/target/riscv/cpu_helper.c +++ b/target/riscv/cpu_helper.c @@ -71,6 +71,16 @@ bool riscv_cpu_exec_interrupt(CPUState *cs, int interrupt_request) #if !defined(CONFIG_USER_ONLY) +/* Return true is floating point support is currently enabled */ +bool riscv_cpu_fp_enabled(CPURISCVState *env) +{ + if (env->mstatus & MSTATUS_FS) { + return true; + } + + return false; +} + int riscv_cpu_claim_interrupts(RISCVCPU *cpu, uint32_t interrupts) { CPURISCVState *env = &cpu->env; @@ -176,12 +186,12 @@ static int get_physical_address(CPURISCVState *env, hwaddr *physical, *prot = 0; - target_ulong base; + hwaddr base; int levels, ptidxbits, ptesize, vm, sum; int mxr = get_field(env->mstatus, MSTATUS_MXR); if (env->priv_ver >= PRIV_VERSION_1_10_0) { - base = get_field(env->satp, SATP_PPN) << PGSHIFT; + base = (hwaddr)get_field(env->satp, SATP_PPN) << PGSHIFT; sum = get_field(env->mstatus, MSTATUS_SUM); vm = get_field(env->satp, SATP_MODE); switch (vm) { @@ -201,7 +211,7 @@ static int get_physical_address(CPURISCVState *env, hwaddr *physical, g_assert_not_reached(); } } else { - base = env->sptbr << PGSHIFT; + base = (hwaddr)(env->sptbr) << PGSHIFT; sum = !get_field(env->mstatus, MSTATUS_PUM); vm = get_field(env->mstatus, MSTATUS_VM); switch (vm) { @@ -239,7 +249,7 @@ restart: ((1 << ptidxbits) - 1); /* check that physical address of PTE is legal */ - target_ulong pte_addr = base + idx * ptesize; + hwaddr pte_addr = base + idx * ptesize; if (riscv_feature(env, RISCV_FEATURE_PMP) && !pmp_hart_has_privs(env, pte_addr, sizeof(target_ulong), @@ -251,7 +261,7 @@ restart: #elif defined(TARGET_RISCV64) target_ulong pte = ldq_phys(cs->as, pte_addr); #endif - target_ulong ppn = pte >> PTE_PPN_SHIFT; + hwaddr ppn = pte >> PTE_PPN_SHIFT; if (!(pte & PTE_V)) { /* Invalid PTE */ |