diff options
Diffstat (limited to 'hw/i386/acpi-build.c')
| -rw-r--r-- | hw/i386/acpi-build.c | 206 |
1 files changed, 77 insertions, 129 deletions
diff --git a/hw/i386/acpi-build.c b/hw/i386/acpi-build.c index 5d4bd2b..61851cc 100644 --- a/hw/i386/acpi-build.c +++ b/hw/i386/acpi-build.c @@ -22,7 +22,7 @@ #include "qemu/osdep.h" #include "qapi/error.h" -#include "qapi/qmp/qnum.h" +#include "qobject/qnum.h" #include "acpi-build.h" #include "acpi-common.h" #include "qemu/bitmap.h" @@ -40,18 +40,19 @@ #include "hw/acpi/acpi_aml_interface.h" #include "hw/input/i8042.h" #include "hw/acpi/memory_hotplug.h" -#include "sysemu/tpm.h" +#include "system/tpm.h" #include "hw/acpi/tpm.h" #include "hw/acpi/vmgenid.h" +#include "hw/acpi/vmclock.h" #include "hw/acpi/erst.h" #include "hw/acpi/piix4.h" -#include "sysemu/tpm_backend.h" +#include "system/tpm_backend.h" #include "hw/rtc/mc146818rtc_regs.h" #include "migration/vmstate.h" #include "hw/mem/memory-device.h" #include "hw/mem/nvdimm.h" -#include "sysemu/numa.h" -#include "sysemu/reset.h" +#include "system/numa.h" +#include "system/reset.h" #include "hw/hyperv/vmbus-bridge.h" /* Supported chipsets: */ @@ -68,7 +69,6 @@ #include "hw/acpi/utils.h" #include "hw/acpi/pci.h" #include "hw/acpi/cxl.h" -#include "hw/acpi/acpi_generic_initiator.h" #include "qom/qom-qobject.h" #include "hw/i386/amd_iommu.h" @@ -139,7 +139,7 @@ static void init_common_fadt_data(MachineState *ms, Object *o, /* * "ICH9-LPC" or "PIIX4_PM" has "smm-compat" property to keep the old * behavior for compatibility irrelevant to smm_enabled, which doesn't - * comforms to ACPI spec. + * conform to the ACPI spec. */ bool smm_enabled = object_property_get_bool(o, "smm-compat", NULL) ? true : x86_machine_is_smm_enabled(x86ms); @@ -589,8 +589,8 @@ void build_append_pci_bus_devices(Aml *parent_scope, PCIBus *bus) } } -static bool build_append_notfication_callback(Aml *parent_scope, - const PCIBus *bus) +static bool build_append_notification_callback(Aml *parent_scope, + const PCIBus *bus) { Aml *method; PCIBus *sec; @@ -604,7 +604,7 @@ static bool build_append_notfication_callback(Aml *parent_scope, continue; } nr_notifiers = nr_notifiers + - build_append_notfication_callback(br_scope, sec); + build_append_notification_callback(br_scope, sec); /* * add new child scope to parent * and keep track of bus that have PCNT, @@ -655,6 +655,7 @@ static Aml *aml_pci_pdsm(void) Aml *acpi_index = aml_local(2); Aml *zero = aml_int(0); Aml *one = aml_int(1); + Aml *not_supp = aml_int(0xFFFFFFFF); Aml *func = aml_arg(2); Aml *params = aml_arg(4); Aml *bnum = aml_derefof(aml_index(params, aml_int(0))); @@ -679,7 +680,7 @@ static Aml *aml_pci_pdsm(void) */ ifctx1 = aml_if(aml_lnot( aml_or(aml_equal(acpi_index, zero), - aml_equal(acpi_index, aml_int(0xFFFFFFFF)), NULL) + aml_equal(acpi_index, not_supp), NULL) )); { /* have supported functions */ @@ -705,18 +706,30 @@ static Aml *aml_pci_pdsm(void) { Aml *pkg = aml_package(2); - aml_append(pkg, zero); - /* - * optional, if not impl. should return null string - */ - aml_append(pkg, aml_string("%s", "")); - aml_append(ifctx, aml_store(pkg, ret)); - aml_append(ifctx, aml_store(aml_call2("AIDX", bnum, sunum), acpi_index)); + aml_append(ifctx, aml_store(pkg, ret)); /* - * update acpi-index to actual value + * Windows calls func=7 without checking if it's available, + * as workaround Microsoft has suggested to return invalid for func7 + * Package, so return 2 elements package but only initialize elements + * when acpi_index is supported and leave them uninitialized, which + * leads elements to being Uninitialized ObjectType and should trip + * Windows into discarding result as an unexpected and prevent setting + * bogus 'PCI Label' on the device. */ - aml_append(ifctx, aml_store(acpi_index, aml_index(ret, zero))); + ifctx1 = aml_if(aml_lnot(aml_lor( + aml_equal(acpi_index, zero), aml_equal(acpi_index, not_supp) + ))); + { + aml_append(ifctx1, aml_store(acpi_index, aml_index(ret, zero))); + /* + * optional, if not impl. should return null string + */ + aml_append(ifctx1, aml_store(aml_string("%s", ""), + aml_index(ret, one))); + } + aml_append(ifctx, ifctx1); + aml_append(ifctx, aml_return(ret)); } @@ -724,120 +737,45 @@ static Aml *aml_pci_pdsm(void) return method; } -/** - * build_prt_entry: - * @link_name: link name for PCI route entry - * - * build AML package containing a PCI route entry for @link_name - */ -static Aml *build_prt_entry(const char *link_name) -{ - Aml *a_zero = aml_int(0); - Aml *pkg = aml_package(4); - aml_append(pkg, a_zero); - aml_append(pkg, a_zero); - aml_append(pkg, aml_name("%s", link_name)); - aml_append(pkg, a_zero); - return pkg; -} - /* - * initialize_route - Initialize the interrupt routing rule - * through a specific LINK: - * if (lnk_idx == idx) - * route using link 'link_name' - */ -static Aml *initialize_route(Aml *route, const char *link_name, - Aml *lnk_idx, int idx) -{ - Aml *if_ctx = aml_if(aml_equal(lnk_idx, aml_int(idx))); - Aml *pkg = build_prt_entry(link_name); - - aml_append(if_ctx, aml_store(pkg, route)); - - return if_ctx; -} - -/* - * build_prt - Define interrupt rounting rules + * build_prt - Define interrupt routing rules * * Returns an array of 128 routes, one for each device, * based on device location. * The main goal is to equally distribute the interrupts * over the 4 existing ACPI links (works only for i440fx). - * The hash function is (slot + pin) & 3 -> "LNK[D|A|B|C]". + * The hash function is: (slot + pin) & 3 -> "LNK[D|A|B|C]". * */ static Aml *build_prt(bool is_pci0_prt) { - Aml *method, *while_ctx, *pin, *res; + const int nroutes = 128; + Aml *rt_pkg, *method; + int pin; method = aml_method("_PRT", 0, AML_NOTSERIALIZED); - res = aml_local(0); - pin = aml_local(1); - aml_append(method, aml_store(aml_package(128), res)); - aml_append(method, aml_store(aml_int(0), pin)); - - /* while (pin < 128) */ - while_ctx = aml_while(aml_lless(pin, aml_int(128))); - { - Aml *slot = aml_local(2); - Aml *lnk_idx = aml_local(3); - Aml *route = aml_local(4); - - /* slot = pin >> 2 */ - aml_append(while_ctx, - aml_store(aml_shiftright(pin, aml_int(2), NULL), slot)); - /* lnk_idx = (slot + pin) & 3 */ - aml_append(while_ctx, - aml_store(aml_and(aml_add(pin, slot, NULL), aml_int(3), NULL), - lnk_idx)); - - /* route[2] = "LNK[D|A|B|C]", selection based on pin % 3 */ - aml_append(while_ctx, initialize_route(route, "LNKD", lnk_idx, 0)); - if (is_pci0_prt) { - Aml *if_device_1, *if_pin_4, *else_pin_4; - - /* device 1 is the power-management device, needs SCI */ - if_device_1 = aml_if(aml_equal(lnk_idx, aml_int(1))); - { - if_pin_4 = aml_if(aml_equal(pin, aml_int(4))); - { - aml_append(if_pin_4, - aml_store(build_prt_entry("LNKS"), route)); - } - aml_append(if_device_1, if_pin_4); - else_pin_4 = aml_else(); - { - aml_append(else_pin_4, - aml_store(build_prt_entry("LNKA"), route)); - } - aml_append(if_device_1, else_pin_4); - } - aml_append(while_ctx, if_device_1); + assert(nroutes < 256); + rt_pkg = aml_package(nroutes); + + for (pin = 0; pin < nroutes; pin++) { + Aml *pkg = aml_package(4); + int slot = pin >> 2; + + aml_append(pkg, aml_int((slot << 16) | 0xFFFF)); + aml_append(pkg, aml_int(pin & 3)); + /* device 1 is the power-management device, needs SCI */ + if (is_pci0_prt && pin == 4) { + aml_append(pkg, aml_name("%s", "LNKS")); } else { - aml_append(while_ctx, initialize_route(route, "LNKA", lnk_idx, 1)); + static const char link_name[][5] = {"LNKD", "LNKA", "LNKB", "LNKC"}; + int hash = (slot + pin) & 3; + aml_append(pkg, aml_name("%s", link_name[hash])); } - aml_append(while_ctx, initialize_route(route, "LNKB", lnk_idx, 2)); - aml_append(while_ctx, initialize_route(route, "LNKC", lnk_idx, 3)); - - /* route[0] = 0x[slot]FFFF */ - aml_append(while_ctx, - aml_store(aml_or(aml_shiftleft(slot, aml_int(16)), aml_int(0xFFFF), - NULL), - aml_index(route, aml_int(0)))); - /* route[1] = pin & 3 */ - aml_append(while_ctx, - aml_store(aml_and(pin, aml_int(3), NULL), - aml_index(route, aml_int(1)))); - /* res[pin] = route */ - aml_append(while_ctx, aml_store(route, aml_index(res, pin))); - /* pin++ */ - aml_append(while_ctx, aml_increment(pin)); + aml_append(pkg, aml_int(0)); + aml_append(rt_pkg, pkg); } - aml_append(method, while_ctx); - /* return res*/ - aml_append(method, aml_return(res)); + + aml_append(method, aml_return(rt_pkg)); return method; } @@ -1552,6 +1490,7 @@ build_dsdt(GArray *table_data, BIOSLinker *linker, QLIST_FOREACH(bus, &bus->child, sibling) { uint8_t bus_num = pci_bus_num(bus); uint8_t numa_node = pci_bus_numa_node(bus); + uint32_t uid; /* look only for expander root buses */ if (!pci_bus_is_root(bus)) { @@ -1562,6 +1501,8 @@ build_dsdt(GArray *table_data, BIOSLinker *linker, root_bus_limit = bus_num - 1; } + uid = object_property_get_uint(OBJECT(bus), "acpi_uid", + &error_fatal); scope = aml_scope("\\_SB"); if (pci_bus_is_cxl(bus)) { @@ -1569,7 +1510,7 @@ build_dsdt(GArray *table_data, BIOSLinker *linker, } else { dev = aml_device("PC%.02X", bus_num); } - aml_append(dev, aml_name_decl("_UID", aml_int(bus_num))); + aml_append(dev, aml_name_decl("_UID", aml_int(uid))); aml_append(dev, aml_name_decl("_BBN", aml_int(bus_num))); if (pci_bus_is_cxl(bus)) { struct Aml *aml_pkg = aml_package(2); @@ -1832,7 +1773,7 @@ build_dsdt(GArray *table_data, BIOSLinker *linker, PCIBus *b = PCI_HOST_BRIDGE(pci_host)->bus; scope = aml_scope("\\_SB.PCI0"); - has_pcnt = build_append_notfication_callback(scope, b); + has_pcnt = build_append_notification_callback(scope, b); if (has_pcnt) { aml_append(dsdt, scope); } @@ -2047,7 +1988,7 @@ build_srat(GArray *table_data, BIOSLinker *linker, MachineState *machine) build_srat_memory(table_data, 0, 0, 0, MEM_AFFINITY_NOFLAGS); } - build_srat_generic_pci_initiator(table_data); + build_srat_generic_affinity_structures(table_data); /* * Entry is required for Windows to enable memory hotplug in OS @@ -2392,12 +2333,12 @@ build_amd_iommu(GArray *table_data, BIOSLinker *linker, const char *oem_id, build_append_int_noprefix(table_data, ivhd_blob->len + 24, 2); /* DeviceID */ build_append_int_noprefix(table_data, - object_property_get_int(OBJECT(&s->pci), "addr", + object_property_get_int(OBJECT(s->pci), "addr", &error_abort), 2); /* Capability offset */ - build_append_int_noprefix(table_data, s->pci.capab_offset, 2); + build_append_int_noprefix(table_data, s->pci->capab_offset, 2); /* IOMMU base address */ - build_append_int_noprefix(table_data, s->mmio.addr, 8); + build_append_int_noprefix(table_data, s->mr_mmio.addr, 8); /* PCI Segment Group */ build_append_int_noprefix(table_data, 0, 2); /* IOMMU info */ @@ -2427,12 +2368,12 @@ build_amd_iommu(GArray *table_data, BIOSLinker *linker, const char *oem_id, build_append_int_noprefix(table_data, ivhd_blob->len + 40, 2); /* DeviceID */ build_append_int_noprefix(table_data, - object_property_get_int(OBJECT(&s->pci), "addr", + object_property_get_int(OBJECT(s->pci), "addr", &error_abort), 2); /* Capability offset */ - build_append_int_noprefix(table_data, s->pci.capab_offset, 2); + build_append_int_noprefix(table_data, s->pci->capab_offset, 2); /* IOMMU base address */ - build_append_int_noprefix(table_data, s->mmio.addr, 8); + build_append_int_noprefix(table_data, s->mr_mmio.addr, 8); /* PCI Segment Group */ build_append_int_noprefix(table_data, 0, 2); /* IOMMU info */ @@ -2505,7 +2446,7 @@ void acpi_build(AcpiBuildTables *tables, MachineState *machine) uint8_t *u; GArray *tables_blob = tables->table_data; AcpiSlicOem slic_oem = { .id = NULL, .table_id = NULL }; - Object *vmgenid_dev; + Object *vmgenid_dev, *vmclock_dev; char *oem_id; char *oem_table_id; @@ -2578,6 +2519,13 @@ void acpi_build(AcpiBuildTables *tables, MachineState *machine) tables->vmgenid, tables->linker, x86ms->oem_id); } + vmclock_dev = find_vmclock_dev(); + if (vmclock_dev) { + acpi_add_table(table_offsets, tables_blob); + vmclock_build_acpi(VMCLOCK(vmclock_dev), tables_blob, tables->linker, + x86ms->oem_id); + } + if (misc.has_hpet) { acpi_add_table(table_offsets, tables_blob); build_hpet(tables_blob, tables->linker, x86ms->oem_id, |