diff options
Diffstat (limited to 'hw/ppc/pnv.c')
| -rw-r--r-- | hw/ppc/pnv.c | 188 |
1 files changed, 151 insertions, 37 deletions
diff --git a/hw/ppc/pnv.c b/hw/ppc/pnv.c index d3f77c8367..354aa289d1 100644 --- a/hw/ppc/pnv.c +++ b/hw/ppc/pnv.c @@ -43,6 +43,7 @@ #include "hw/ipmi/ipmi.h" #include "target/ppc/mmu-hash64.h" #include "hw/pci/msi.h" +#include "hw/pci-host/pnv_phb.h" #include "hw/ppc/xics.h" #include "hw/qdev-properties.h" @@ -280,6 +281,75 @@ static void pnv_dt_icp(PnvChip *chip, void *fdt, uint32_t pir, g_free(reg); } +static PnvPhb4PecState *pnv_phb4_get_pec(PnvChip *chip, PnvPHB4 *phb, + Error **errp) +{ + PnvPHB *phb_base = phb->phb_base; + PnvPhb4PecState *pecs = NULL; + int chip_id = phb->chip_id; + int index = phb->phb_id; + int i, j; + + if (phb_base->version == 4) { + Pnv9Chip *chip9 = PNV9_CHIP(chip); + + pecs = chip9->pecs; + } else if (phb_base->version == 5) { + Pnv10Chip *chip10 = PNV10_CHIP(chip); + + pecs = chip10->pecs; + } else { + g_assert_not_reached(); + } + + for (i = 0; i < chip->num_pecs; i++) { + /* + * For each PEC, check the amount of phbs it supports + * and see if the given phb4 index matches an index. + */ + PnvPhb4PecState *pec = &pecs[i]; + + for (j = 0; j < pec->num_phbs; j++) { + if (index == pnv_phb4_pec_get_phb_id(pec, j)) { + return pec; + } + } + } + error_setg(errp, + "pnv-phb4 chip-id %d index %d didn't match any existing PEC", + chip_id, index); + + return NULL; +} + +/* + * Adds a PnvPHB to the chip. Returns the parent obj of the + * PHB which varies with each version (phb version 3 is parented + * by the chip, version 4 and 5 are parented by the PEC + * device). + * + * TODO: for version 3 we're still parenting the PHB with the + * chip. We should parent with a (so far not implemented) + * PHB3 PEC device. + */ +Object *pnv_chip_add_phb(PnvChip *chip, PnvPHB *phb, Error **errp) +{ + if (phb->version == 3) { + Pnv8Chip *chip8 = PNV8_CHIP(chip); + + phb->chip = chip; + + chip8->phbs[chip8->num_phbs] = phb; + chip8->num_phbs++; + + return OBJECT(chip); + } + + phb->pec = pnv_phb4_get_pec(chip, PNV_PHB4(phb->backend), errp); + + return OBJECT(phb->pec); +} + static void pnv_chip_power8_dt_populate(PnvChip *chip, void *fdt) { static const char compat[] = "ibm,power8-xscom\0ibm,xscom"; @@ -660,7 +730,8 @@ static void pnv_chip_power8_pic_print_info(PnvChip *chip, Monitor *mon) ics_pic_print_info(&chip8->psi.ics, mon); for (i = 0; i < chip8->num_phbs; i++) { - PnvPHB3 *phb3 = &chip8->phbs[i]; + PnvPHB *phb = chip8->phbs[i]; + PnvPHB3 *phb3 = PNV_PHB3(phb->backend); pnv_phb3_msi_pic_print_info(&phb3->msis, mon); ics_pic_print_info(&phb3->lsis, mon); @@ -670,11 +741,14 @@ static void pnv_chip_power8_pic_print_info(PnvChip *chip, Monitor *mon) static int pnv_chip_power9_pic_print_info_child(Object *child, void *opaque) { Monitor *mon = opaque; - PnvPHB4 *phb4 = (PnvPHB4 *) object_dynamic_cast(child, TYPE_PNV_PHB4); + PnvPHB *phb = (PnvPHB *) object_dynamic_cast(child, TYPE_PNV_PHB); - if (phb4) { - pnv_phb4_pic_print_info(phb4, mon); + if (!phb) { + return 0; } + + pnv_phb4_pic_print_info(PNV_PHB4(phb->backend), mon); + return 0; } @@ -714,7 +788,7 @@ static bool pnv_match_cpu(const char *default_type, const char *cpu_type) PowerPCCPUClass *ppc = POWERPC_CPU_CLASS(object_class_by_name(cpu_type)); - return ppc_default->pvr_match(ppc_default, ppc->pvr); + return ppc_default->pvr_match(ppc_default, ppc->pvr, false); } static void pnv_ipmi_bt_init(ISABus *bus, IPMIBmc *bmc, uint32_t irq) @@ -1146,10 +1220,22 @@ static void pnv_chip_power8_instance_init(Object *obj) object_initialize_child(obj, "homer", &chip8->homer, TYPE_PNV8_HOMER); - chip8->num_phbs = pcc->num_phbs; - - for (i = 0; i < chip8->num_phbs; i++) { - object_initialize_child(obj, "phb[*]", &chip8->phbs[i], TYPE_PNV_PHB3); + if (defaults_enabled()) { + chip8->num_phbs = pcc->num_phbs; + + for (i = 0; i < chip8->num_phbs; i++) { + Object *phb = object_new(TYPE_PNV_PHB); + + /* + * We need the chip to parent the PHB to allow the DT + * to build correctly (via pnv_xscom_dt()). + * + * TODO: the PHB should be parented by a PEC device that, at + * this moment, is not modelled powernv8/phb3. + */ + object_property_add_child(obj, "phb[*]", phb); + chip8->phbs[i] = PNV_PHB(phb); + } } } @@ -1183,30 +1269,6 @@ static void pnv_chip_icp_realize(Pnv8Chip *chip8, Error **errp) } } -/* - * Attach a root port device. - * - * 'index' will be used both as a PCIE slot value and to calculate - * QOM id. 'chip_id' is going to be used as PCIE chassis for the - * root port. - */ -void pnv_phb_attach_root_port(PCIHostState *pci, const char *name, - int index, int chip_id) -{ - PCIDevice *root = pci_new(PCI_DEVFN(0, 0), name); - g_autofree char *default_id = g_strdup_printf("%s[%d]", name, index); - const char *dev_id = DEVICE(root)->id; - - object_property_add_child(OBJECT(pci->bus), dev_id ? dev_id : default_id, - OBJECT(root)); - - /* Set unique chassis/slot values for the root port */ - qdev_prop_set_uint8(DEVICE(root), "chassis", chip_id); - qdev_prop_set_uint16(DEVICE(root), "slot", index); - - pci_realize_and_unref(root, pci->bus, &error_fatal); -} - static void pnv_chip_power8_realize(DeviceState *dev, Error **errp) { PnvChipClass *pcc = PNV_CHIP_GET_CLASS(dev); @@ -1287,9 +1349,9 @@ static void pnv_chip_power8_realize(DeviceState *dev, Error **errp) memory_region_add_subregion(get_system_memory(), PNV_HOMER_BASE(chip), &chip8->homer.regs); - /* PHB3 controllers */ + /* PHB controllers */ for (i = 0; i < chip8->num_phbs; i++) { - PnvPHB3 *phb = &chip8->phbs[i]; + PnvPHB *phb = chip8->phbs[i]; object_property_set_int(OBJECT(phb), "index", i, &error_fatal); object_property_set_int(OBJECT(phb), "chip-id", chip->chip_id, @@ -1397,6 +1459,8 @@ static void pnv_chip_power9_instance_init(Object *obj) object_initialize_child(obj, "occ", &chip9->occ, TYPE_PNV9_OCC); + object_initialize_child(obj, "sbe", &chip9->sbe, TYPE_PNV9_SBE); + object_initialize_child(obj, "homer", &chip9->homer, TYPE_PNV9_HOMER); /* Number of PECs is the chip default */ @@ -1549,6 +1613,17 @@ static void pnv_chip_power9_realize(DeviceState *dev, Error **errp) memory_region_add_subregion(get_system_memory(), PNV9_OCC_SENSOR_BASE(chip), &chip9->occ.sram_regs); + /* SBE */ + if (!qdev_realize(DEVICE(&chip9->sbe), NULL, errp)) { + return; + } + pnv_xscom_add_subregion(chip, PNV9_XSCOM_SBE_CTRL_BASE, + &chip9->sbe.xscom_ctrl_regs); + pnv_xscom_add_subregion(chip, PNV9_XSCOM_SBE_MBOX_BASE, + &chip9->sbe.xscom_mbox_regs); + qdev_connect_gpio_out(DEVICE(&chip9->sbe), 0, qdev_get_gpio_in( + DEVICE(&chip9->psi), PSIHB9_IRQ_PSU)); + /* HOMER */ object_property_set_link(OBJECT(&chip9->homer), "chip", OBJECT(chip), &error_abort); @@ -1613,6 +1688,7 @@ static void pnv_chip_power10_instance_init(Object *obj) object_initialize_child(obj, "psi", &chip10->psi, TYPE_PNV10_PSI); object_initialize_child(obj, "lpc", &chip10->lpc, TYPE_PNV10_LPC); object_initialize_child(obj, "occ", &chip10->occ, TYPE_PNV10_OCC); + object_initialize_child(obj, "sbe", &chip10->sbe, TYPE_PNV10_SBE); object_initialize_child(obj, "homer", &chip10->homer, TYPE_PNV10_HOMER); chip->num_pecs = pcc->num_pecs; @@ -1754,6 +1830,17 @@ static void pnv_chip_power10_realize(DeviceState *dev, Error **errp) PNV10_OCC_SENSOR_BASE(chip), &chip10->occ.sram_regs); + /* SBE */ + if (!qdev_realize(DEVICE(&chip10->sbe), NULL, errp)) { + return; + } + pnv_xscom_add_subregion(chip, PNV10_XSCOM_SBE_CTRL_BASE, + &chip10->sbe.xscom_ctrl_regs); + pnv_xscom_add_subregion(chip, PNV10_XSCOM_SBE_MBOX_BASE, + &chip10->sbe.xscom_mbox_regs); + qdev_connect_gpio_out(DEVICE(&chip10->sbe), 0, qdev_get_gpio_in( + DEVICE(&chip10->psi), PSIHB9_IRQ_PSU)); + /* HOMER */ object_property_set_link(OBJECT(&chip10->homer), "chip", OBJECT(chip), &error_abort); @@ -1957,7 +2044,8 @@ static ICSState *pnv_ics_get(XICSFabric *xi, int irq) } for (j = 0; j < chip8->num_phbs; j++) { - PnvPHB3 *phb3 = &chip8->phbs[j]; + PnvPHB *phb = chip8->phbs[j]; + PnvPHB3 *phb3 = PNV_PHB3(phb->backend); if (ics_valid_irq(&phb3->lsis, irq)) { return &phb3->lsis; @@ -1995,7 +2083,8 @@ static void pnv_ics_resend(XICSFabric *xi) ics_resend(&chip8->psi.ics); for (j = 0; j < chip8->num_phbs; j++) { - PnvPHB3 *phb3 = &chip8->phbs[j]; + PnvPHB *phb = chip8->phbs[j]; + PnvPHB3 *phb3 = PNV_PHB3(phb->backend); ics_resend(&phb3->lsis); ics_resend(ICS(&phb3->msis)); @@ -2095,8 +2184,14 @@ static void pnv_machine_power8_class_init(ObjectClass *oc, void *data) PnvMachineClass *pmc = PNV_MACHINE_CLASS(oc); static const char compat[] = "qemu,powernv8\0qemu,powernv\0ibm,powernv"; + static GlobalProperty phb_compat[] = { + { TYPE_PNV_PHB, "version", "3" }, + { TYPE_PNV_PHB_ROOT_PORT, "version", "3" }, + }; + mc->desc = "IBM PowerNV (Non-Virtualized) POWER8"; mc->default_cpu_type = POWERPC_CPU_TYPE_NAME("power8_v2.0"); + compat_props_add(mc->compat_props, phb_compat, G_N_ELEMENTS(phb_compat)); xic->icp_get = pnv_icp_get; xic->ics_get = pnv_ics_get; @@ -2104,6 +2199,8 @@ static void pnv_machine_power8_class_init(ObjectClass *oc, void *data) pmc->compat = compat; pmc->compat_size = sizeof(compat); + + machine_class_allow_dynamic_sysbus_dev(mc, TYPE_PNV_PHB); } static void pnv_machine_power9_class_init(ObjectClass *oc, void *data) @@ -2113,8 +2210,15 @@ static void pnv_machine_power9_class_init(ObjectClass *oc, void *data) PnvMachineClass *pmc = PNV_MACHINE_CLASS(oc); static const char compat[] = "qemu,powernv9\0ibm,powernv"; + static GlobalProperty phb_compat[] = { + { TYPE_PNV_PHB, "version", "4" }, + { TYPE_PNV_PHB_ROOT_PORT, "version", "4" }, + }; + mc->desc = "IBM PowerNV (Non-Virtualized) POWER9"; mc->default_cpu_type = POWERPC_CPU_TYPE_NAME("power9_v2.0"); + compat_props_add(mc->compat_props, phb_compat, G_N_ELEMENTS(phb_compat)); + xfc->match_nvt = pnv_match_nvt; mc->alias = "powernv"; @@ -2122,6 +2226,8 @@ static void pnv_machine_power9_class_init(ObjectClass *oc, void *data) pmc->compat = compat; pmc->compat_size = sizeof(compat); pmc->dt_power_mgt = pnv_dt_power_mgt; + + machine_class_allow_dynamic_sysbus_dev(mc, TYPE_PNV_PHB); } static void pnv_machine_power10_class_init(ObjectClass *oc, void *data) @@ -2131,14 +2237,22 @@ static void pnv_machine_power10_class_init(ObjectClass *oc, void *data) XiveFabricClass *xfc = XIVE_FABRIC_CLASS(oc); static const char compat[] = "qemu,powernv10\0ibm,powernv"; + static GlobalProperty phb_compat[] = { + { TYPE_PNV_PHB, "version", "5" }, + { TYPE_PNV_PHB_ROOT_PORT, "version", "5" }, + }; + mc->desc = "IBM PowerNV (Non-Virtualized) POWER10"; mc->default_cpu_type = POWERPC_CPU_TYPE_NAME("power10_v2.0"); + compat_props_add(mc->compat_props, phb_compat, G_N_ELEMENTS(phb_compat)); pmc->compat = compat; pmc->compat_size = sizeof(compat); pmc->dt_power_mgt = pnv_dt_power_mgt; xfc->match_nvt = pnv10_xive_match_nvt; + + machine_class_allow_dynamic_sysbus_dev(mc, TYPE_PNV_PHB); } static bool pnv_machine_get_hb(Object *obj, Error **errp) |