diff options
| -rw-r--r-- | hw/arm/virt-acpi-build.c | 175 |
1 files changed, 9 insertions, 166 deletions
diff --git a/hw/arm/virt-acpi-build.c b/hw/arm/virt-acpi-build.c index 6bff5e3738..9747a6458f 100644 --- a/hw/arm/virt-acpi-build.c +++ b/hw/arm/virt-acpi-build.c @@ -44,6 +44,7 @@ #include "hw/acpi/tpm.h" #include "hw/pci/pcie_host.h" #include "hw/pci/pci.h" +#include "hw/pci-host/gpex.h" #include "hw/arm/virt.h" #include "hw/mem/nvdimm.h" #include "hw/platform-bus.h" @@ -155,176 +156,18 @@ static void acpi_dsdt_add_pci(Aml *scope, const MemMapEntry *memmap, uint32_t irq, bool use_highmem, bool highmem_ecam) { int ecam_id = VIRT_ECAM_ID(highmem_ecam); - Aml *method, *crs, *ifctx, *UUID, *ifctx1, *elsectx, *buf; - int i, slot_no; - hwaddr base_mmio = memmap[VIRT_PCIE_MMIO].base; - hwaddr size_mmio = memmap[VIRT_PCIE_MMIO].size; - hwaddr base_pio = memmap[VIRT_PCIE_PIO].base; - hwaddr size_pio = memmap[VIRT_PCIE_PIO].size; - hwaddr base_ecam = memmap[ecam_id].base; - hwaddr size_ecam = memmap[ecam_id].size; - int nr_pcie_buses = size_ecam / PCIE_MMCFG_SIZE_MIN; - - Aml *dev = aml_device("%s", "PCI0"); - aml_append(dev, aml_name_decl("_HID", aml_string("PNP0A08"))); - aml_append(dev, aml_name_decl("_CID", aml_string("PNP0A03"))); - aml_append(dev, aml_name_decl("_SEG", aml_int(0))); - aml_append(dev, aml_name_decl("_BBN", aml_int(0))); - aml_append(dev, aml_name_decl("_UID", aml_int(0))); - aml_append(dev, aml_name_decl("_STR", aml_unicode("PCIe 0 Device"))); - aml_append(dev, aml_name_decl("_CCA", aml_int(1))); - - /* Declare the PCI Routing Table. */ - Aml *rt_pkg = aml_varpackage(PCI_SLOT_MAX * PCI_NUM_PINS); - for (slot_no = 0; slot_no < PCI_SLOT_MAX; slot_no++) { - for (i = 0; i < PCI_NUM_PINS; i++) { - int gsi = (i + slot_no) % PCI_NUM_PINS; - Aml *pkg = aml_package(4); - aml_append(pkg, aml_int((slot_no << 16) | 0xFFFF)); - aml_append(pkg, aml_int(i)); - aml_append(pkg, aml_name("GSI%d", gsi)); - aml_append(pkg, aml_int(0)); - aml_append(rt_pkg, pkg); - } - } - aml_append(dev, aml_name_decl("_PRT", rt_pkg)); - - /* Create GSI link device */ - for (i = 0; i < PCI_NUM_PINS; i++) { - uint32_t irqs = irq + i; - Aml *dev_gsi = aml_device("GSI%d", i); - aml_append(dev_gsi, aml_name_decl("_HID", aml_string("PNP0C0F"))); - aml_append(dev_gsi, aml_name_decl("_UID", aml_int(i))); - crs = aml_resource_template(); - aml_append(crs, - aml_interrupt(AML_CONSUMER, AML_LEVEL, AML_ACTIVE_HIGH, - AML_EXCLUSIVE, &irqs, 1)); - aml_append(dev_gsi, aml_name_decl("_PRS", crs)); - crs = aml_resource_template(); - aml_append(crs, - aml_interrupt(AML_CONSUMER, AML_LEVEL, AML_ACTIVE_HIGH, - AML_EXCLUSIVE, &irqs, 1)); - aml_append(dev_gsi, aml_name_decl("_CRS", crs)); - method = aml_method("_SRS", 1, AML_NOTSERIALIZED); - aml_append(dev_gsi, method); - aml_append(dev, dev_gsi); - } - - method = aml_method("_CBA", 0, AML_NOTSERIALIZED); - aml_append(method, aml_return(aml_int(base_ecam))); - aml_append(dev, method); - - method = aml_method("_CRS", 0, AML_NOTSERIALIZED); - Aml *rbuf = aml_resource_template(); - aml_append(rbuf, - aml_word_bus_number(AML_MIN_FIXED, AML_MAX_FIXED, AML_POS_DECODE, - 0x0000, 0x0000, nr_pcie_buses - 1, 0x0000, - nr_pcie_buses)); - aml_append(rbuf, - aml_dword_memory(AML_POS_DECODE, AML_MIN_FIXED, AML_MAX_FIXED, - AML_NON_CACHEABLE, AML_READ_WRITE, 0x0000, base_mmio, - base_mmio + size_mmio - 1, 0x0000, size_mmio)); - aml_append(rbuf, - aml_dword_io(AML_MIN_FIXED, AML_MAX_FIXED, AML_POS_DECODE, - AML_ENTIRE_RANGE, 0x0000, 0x0000, size_pio - 1, base_pio, - size_pio)); + struct GPEXConfig cfg = { + .mmio32 = memmap[VIRT_PCIE_MMIO], + .pio = memmap[VIRT_PCIE_PIO], + .ecam = memmap[ecam_id], + .irq = irq, + }; if (use_highmem) { - hwaddr base_mmio_high = memmap[VIRT_HIGH_PCIE_MMIO].base; - hwaddr size_mmio_high = memmap[VIRT_HIGH_PCIE_MMIO].size; - - aml_append(rbuf, - aml_qword_memory(AML_POS_DECODE, AML_MIN_FIXED, AML_MAX_FIXED, - AML_NON_CACHEABLE, AML_READ_WRITE, 0x0000, - base_mmio_high, - base_mmio_high + size_mmio_high - 1, 0x0000, - size_mmio_high)); + cfg.mmio64 = memmap[VIRT_HIGH_PCIE_MMIO]; } - aml_append(method, aml_return(rbuf)); - aml_append(dev, method); - - /* Declare an _OSC (OS Control Handoff) method */ - aml_append(dev, aml_name_decl("SUPP", aml_int(0))); - aml_append(dev, aml_name_decl("CTRL", aml_int(0))); - method = aml_method("_OSC", 4, AML_NOTSERIALIZED); - aml_append(method, - aml_create_dword_field(aml_arg(3), aml_int(0), "CDW1")); - - /* PCI Firmware Specification 3.0 - * 4.5.1. _OSC Interface for PCI Host Bridge Devices - * The _OSC interface for a PCI/PCI-X/PCI Express hierarchy is - * identified by the Universal Unique IDentifier (UUID) - * 33DB4D5B-1FF7-401C-9657-7441C03DD766 - */ - UUID = aml_touuid("33DB4D5B-1FF7-401C-9657-7441C03DD766"); - ifctx = aml_if(aml_equal(aml_arg(0), UUID)); - aml_append(ifctx, - aml_create_dword_field(aml_arg(3), aml_int(4), "CDW2")); - aml_append(ifctx, - aml_create_dword_field(aml_arg(3), aml_int(8), "CDW3")); - aml_append(ifctx, aml_store(aml_name("CDW2"), aml_name("SUPP"))); - aml_append(ifctx, aml_store(aml_name("CDW3"), aml_name("CTRL"))); - - /* - * Allow OS control for all 5 features: - * PCIeHotplug SHPCHotplug PME AER PCIeCapability. - */ - aml_append(ifctx, aml_and(aml_name("CTRL"), aml_int(0x1F), - aml_name("CTRL"))); - - ifctx1 = aml_if(aml_lnot(aml_equal(aml_arg(1), aml_int(0x1)))); - aml_append(ifctx1, aml_or(aml_name("CDW1"), aml_int(0x08), - aml_name("CDW1"))); - aml_append(ifctx, ifctx1); - - ifctx1 = aml_if(aml_lnot(aml_equal(aml_name("CDW3"), aml_name("CTRL")))); - aml_append(ifctx1, aml_or(aml_name("CDW1"), aml_int(0x10), - aml_name("CDW1"))); - aml_append(ifctx, ifctx1); - - aml_append(ifctx, aml_store(aml_name("CTRL"), aml_name("CDW3"))); - aml_append(ifctx, aml_return(aml_arg(3))); - aml_append(method, ifctx); - - elsectx = aml_else(); - aml_append(elsectx, aml_or(aml_name("CDW1"), aml_int(4), - aml_name("CDW1"))); - aml_append(elsectx, aml_return(aml_arg(3))); - aml_append(method, elsectx); - aml_append(dev, method); - - method = aml_method("_DSM", 4, AML_NOTSERIALIZED); - - /* PCI Firmware Specification 3.0 - * 4.6.1. _DSM for PCI Express Slot Information - * The UUID in _DSM in this context is - * {E5C937D0-3553-4D7A-9117-EA4D19C3434D} - */ - UUID = aml_touuid("E5C937D0-3553-4D7A-9117-EA4D19C3434D"); - ifctx = aml_if(aml_equal(aml_arg(0), UUID)); - ifctx1 = aml_if(aml_equal(aml_arg(2), aml_int(0))); - uint8_t byte_list[1] = {1}; - buf = aml_buffer(1, byte_list); - aml_append(ifctx1, aml_return(buf)); - aml_append(ifctx, ifctx1); - aml_append(method, ifctx); - - byte_list[0] = 0; - buf = aml_buffer(1, byte_list); - aml_append(method, aml_return(buf)); - aml_append(dev, method); - - Aml *dev_res0 = aml_device("%s", "RES0"); - aml_append(dev_res0, aml_name_decl("_HID", aml_string("PNP0C02"))); - crs = aml_resource_template(); - aml_append(crs, - aml_qword_memory(AML_POS_DECODE, AML_MIN_FIXED, AML_MAX_FIXED, - AML_NON_CACHEABLE, AML_READ_WRITE, 0x0000, base_ecam, - base_ecam + size_ecam - 1, 0x0000, size_ecam)); - aml_append(dev_res0, aml_name_decl("_CRS", crs)); - aml_append(dev, dev_res0); - aml_append(scope, dev); + acpi_dsdt_add_gpex(scope, &cfg); } static void acpi_dsdt_add_gpio(Aml *scope, const MemMapEntry *gpio_memmap, |