diff options
Diffstat (limited to 'hw/ppc/spapr.c')
| -rw-r--r-- | hw/ppc/spapr.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/hw/ppc/spapr.c b/hw/ppc/spapr.c index 9a5382d527..bc9ba6e6dc 100644 --- a/hw/ppc/spapr.c +++ b/hw/ppc/spapr.c @@ -27,6 +27,7 @@ #include "qemu/osdep.h" #include "qemu/datadir.h" #include "qemu/memalign.h" +#include "qemu/guest-random.h" #include "qapi/error.h" #include "qapi/qapi-events-machine.h" #include "qapi/qapi-events-qdev.h" @@ -1014,6 +1015,7 @@ static void spapr_dt_chosen(SpaprMachineState *spapr, void *fdt, bool reset) { MachineState *machine = MACHINE(spapr); SpaprMachineClass *smc = SPAPR_MACHINE_GET_CLASS(machine); + uint8_t rng_seed[32]; int chosen; _FDT(chosen = fdt_add_subnode(fdt, 0, "chosen")); @@ -1091,6 +1093,9 @@ static void spapr_dt_chosen(SpaprMachineState *spapr, void *fdt, bool reset) spapr_dt_ov5_platform_support(spapr, fdt, chosen); } + qemu_guest_getrandom_nofail(rng_seed, sizeof(rng_seed)); + _FDT(fdt_setprop(fdt, chosen, "rng-seed", rng_seed, sizeof(rng_seed))); + _FDT(spapr_dt_ovec(fdt, chosen, spapr->ov5_cas, "ibm,architecture-vec-5")); } @@ -1331,6 +1336,11 @@ static bool spapr_get_pate(PPCVirtualHypervisor *vhyp, PowerPCCPU *cpu, patb = spapr->nested_ptcr & PTCR_PATB; pats = spapr->nested_ptcr & PTCR_PATS; + /* Check if partition table is properly aligned */ + if (patb & MAKE_64BIT_MASK(0, pats + 12)) { + return false; + } + /* Calculate number of entries */ pats = 1ull << (pats + 12 - 4); if (pats <= lpid) { |