motorhead/qemu
1
0
Fork 0
mirror of https://github.com/Motorhead1991/qemu.git synced 2025-08-04 00:03:54 -06:00
Code Issues Projects Releases Packages Wiki Activity Actions

target/riscv: Apply pointer masking for virtualized memory accesses

Browse source 
Signed-off-by: Alexey Baturo <baturo.alexey@gmail.com>
Reviewed-by: Daniel Henrique Barboza <dbarboza@ventanamicro.com>
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Message-ID: <20250106102346.1100149-7-baturo.alexey@gmail.com>
Signed-off-by: Alistair Francis <alistair.francis@wdc.com>
This commit is contained in:
Alexey Baturo 2025-01-06 13:23:45 +03:00 • committed by Alistair Francis
parent 4d501a7a7f
commit 4d1600934a
5 changed files with 82 additions and 29 deletions
Download patch file Download diff file Expand all files Collapse all files

19
target/riscv/cpu_helper.c
View file

@ -263,6 +263,25 @@ RISCVPmPmm riscv_pm_get_pmm(CPURISCVState *env)
#endif
}
RISCVPmPmm riscv_pm_get_virt_pmm(CPURISCVState *env)
{
#ifndef CONFIG_USER_ONLY
int priv_mode = cpu_address_mode(env);
if (priv_mode == PRV_U) {
return get_field(env->hstatus, HSTATUS_HUPMM);
} else {
if (get_field(env->hstatus, HSTATUS_SPVP)) {
return get_field(env->henvcfg, HENVCFG_PMM);
} else {
return get_field(env->senvcfg, SENVCFG_PMM);
}
}
#else
return PMM_FIELD_DISABLED;
#endif
}
bool riscv_cpu_virt_mem_enabled(CPURISCVState *env)
{
#ifndef CONFIG_USER_ONLY