diff options
| -rw-r--r-- | hw/pci-host/gpex-acpi.c | 112 |
1 files changed, 63 insertions, 49 deletions
diff --git a/hw/pci-host/gpex-acpi.c b/hw/pci-host/gpex-acpi.c index dbb350a..32a9f27 100644 --- a/hw/pci-host/gpex-acpi.c +++ b/hw/pci-host/gpex-acpi.c @@ -2,21 +2,11 @@ #include "hw/acpi/aml-build.h" #include "hw/pci-host/gpex.h" -void acpi_dsdt_add_gpex(Aml *scope, struct GPEXConfig *cfg) +static void acpi_dsdt_add_pci_route_table(Aml *dev, uint32_t irq) { - int nr_pcie_buses = cfg->ecam.size / PCIE_MMCFG_SIZE_MIN; - Aml *method, *crs, *ifctx, *UUID, *ifctx1, *elsectx, *buf; + Aml *method, *crs; int i, slot_no; - 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++) { @@ -34,7 +24,7 @@ void acpi_dsdt_add_gpex(Aml *scope, struct GPEXConfig *cfg) /* Create GSI link device */ for (i = 0; i < PCI_NUM_PINS; i++) { - uint32_t irqs = cfg->irq + 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))); @@ -52,43 +42,11 @@ void acpi_dsdt_add_gpex(Aml *scope, struct GPEXConfig *cfg) aml_append(dev_gsi, method); aml_append(dev, dev_gsi); } +} - method = aml_method("_CBA", 0, AML_NOTSERIALIZED); - aml_append(method, aml_return(aml_int(cfg->ecam.base))); - aml_append(dev, method); - - 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)); - if (cfg->mmio32.size) { - aml_append(rbuf, - aml_dword_memory(AML_POS_DECODE, AML_MIN_FIXED, AML_MAX_FIXED, - AML_NON_CACHEABLE, AML_READ_WRITE, 0x0000, - cfg->mmio32.base, - cfg->mmio32.base + cfg->mmio32.size - 1, - 0x0000, - cfg->mmio32.size)); - } - if (cfg->pio.size) { - aml_append(rbuf, - aml_dword_io(AML_MIN_FIXED, AML_MAX_FIXED, AML_POS_DECODE, - AML_ENTIRE_RANGE, 0x0000, 0x0000, - cfg->pio.size - 1, - cfg->pio.base, - cfg->pio.size)); - } - if (cfg->mmio64.size) { - aml_append(rbuf, - aml_qword_memory(AML_POS_DECODE, AML_MIN_FIXED, AML_MAX_FIXED, - AML_NON_CACHEABLE, AML_READ_WRITE, 0x0000, - cfg->mmio64.base, - cfg->mmio64.base + cfg->mmio64.size - 1, - 0x0000, - cfg->mmio64.size)); - } - aml_append(dev, aml_name_decl("_CRS", rbuf)); +static void acpi_dsdt_add_pci_osc(Aml *dev) +{ + Aml *method, *UUID, *ifctx, *ifctx1, *elsectx, *buf; /* Declare an _OSC (OS Control Handoff) method */ aml_append(dev, aml_name_decl("SUPP", aml_int(0))); @@ -160,6 +118,62 @@ void acpi_dsdt_add_gpex(Aml *scope, struct GPEXConfig *cfg) buf = aml_buffer(1, byte_list); aml_append(method, aml_return(buf)); aml_append(dev, method); +} + +void acpi_dsdt_add_gpex(Aml *scope, struct GPEXConfig *cfg) +{ + int nr_pcie_buses = cfg->ecam.size / PCIE_MMCFG_SIZE_MIN; + Aml *method, *crs, *dev, *rbuf; + + 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))); + + acpi_dsdt_add_pci_route_table(dev, cfg->irq); + + method = aml_method("_CBA", 0, AML_NOTSERIALIZED); + aml_append(method, aml_return(aml_int(cfg->ecam.base))); + aml_append(dev, method); + + 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)); + if (cfg->mmio32.size) { + aml_append(rbuf, + aml_dword_memory(AML_POS_DECODE, AML_MIN_FIXED, AML_MAX_FIXED, + AML_NON_CACHEABLE, AML_READ_WRITE, 0x0000, + cfg->mmio32.base, + cfg->mmio32.base + cfg->mmio32.size - 1, + 0x0000, + cfg->mmio32.size)); + } + if (cfg->pio.size) { + aml_append(rbuf, + aml_dword_io(AML_MIN_FIXED, AML_MAX_FIXED, AML_POS_DECODE, + AML_ENTIRE_RANGE, 0x0000, 0x0000, + cfg->pio.size - 1, + cfg->pio.base, + cfg->pio.size)); + } + if (cfg->mmio64.size) { + aml_append(rbuf, + aml_qword_memory(AML_POS_DECODE, AML_MIN_FIXED, AML_MAX_FIXED, + AML_NON_CACHEABLE, AML_READ_WRITE, 0x0000, + cfg->mmio64.base, + cfg->mmio64.base + cfg->mmio64.size - 1, + 0x0000, + cfg->mmio64.size)); + } + aml_append(dev, aml_name_decl("_CRS", rbuf)); + + acpi_dsdt_add_pci_osc(dev); Aml *dev_res0 = aml_device("%s", "RES0"); aml_append(dev_res0, aml_name_decl("_HID", aml_string("PNP0C02"))); |