diff options
Diffstat (limited to 'hw/ppc/spapr.c')
| -rw-r--r-- | hw/ppc/spapr.c | 21 |
1 files changed, 19 insertions, 2 deletions
diff --git a/hw/ppc/spapr.c b/hw/ppc/spapr.c index 299908c..0ae293e 100644 --- a/hw/ppc/spapr.c +++ b/hw/ppc/spapr.c @@ -890,10 +890,16 @@ static int spapr_dt_rng(void *fdt) static void spapr_dt_rtas(SpaprMachineState *spapr, void *fdt) { MachineState *ms = MACHINE(spapr); + SpaprMachineClass *smc = SPAPR_MACHINE_GET_CLASS(ms); int rtas; GString *hypertas = g_string_sized_new(256); GString *qemu_hypertas = g_string_sized_new(256); - uint32_t refpoints[] = { cpu_to_be32(0x4), cpu_to_be32(0x4) }; + uint32_t refpoints[] = { + cpu_to_be32(0x4), + cpu_to_be32(0x4), + cpu_to_be32(0x2), + }; + uint32_t nr_refpoints = ARRAY_SIZE(refpoints); uint64_t max_device_addr = MACHINE(spapr)->device_memory->base + memory_region_size(&MACHINE(spapr)->device_memory->mr); uint32_t lrdr_capacity[] = { @@ -945,8 +951,12 @@ static void spapr_dt_rtas(SpaprMachineState *spapr, void *fdt) qemu_hypertas->str, qemu_hypertas->len)); g_string_free(qemu_hypertas, TRUE); + if (smc->pre_5_1_assoc_refpoints) { + nr_refpoints = 2; + } + _FDT(fdt_setprop(fdt, rtas, "ibm,associativity-reference-points", - refpoints, sizeof(refpoints))); + refpoints, nr_refpoints * sizeof(refpoints[0]))); _FDT(fdt_setprop(fdt, rtas, "ibm,max-associativity-domains", maxdomains, sizeof(maxdomains))); @@ -4584,9 +4594,16 @@ DEFINE_SPAPR_MACHINE(5_1, "5.1", true); */ static void spapr_machine_5_0_class_options(MachineClass *mc) { + SpaprMachineClass *smc = SPAPR_MACHINE_CLASS(mc); + static GlobalProperty compat[] = { + { TYPE_SPAPR_PCI_HOST_BRIDGE, "pre-5.1-associativity", "on" }, + }; + spapr_machine_5_1_class_options(mc); compat_props_add(mc->compat_props, hw_compat_5_0, hw_compat_5_0_len); + compat_props_add(mc->compat_props, compat, G_N_ELEMENTS(compat)); mc->numa_mem_supported = true; + smc->pre_5_1_assoc_refpoints = true; } DEFINE_SPAPR_MACHINE(5_0, "5.0", false); |