package main import "fmt" type bd82x6x struct { variant string node *DevTreeNode } func IsPCIeHotplug(ctx Context, port int) bool { portDev, ok := PCIMap[PCIAddr{Bus: 0, Dev: 0x1c, Func: port}] if !ok { return false } return (portDev.ConfigDump[0xdb] & (1 << 6)) != 0 } func ich9GetFlashSize(ctx Context) { inteltool := ctx.InfoSource.GetInteltool() switch (inteltool.RCBA[0x3410] >> 10) & 3 { /* SPI. All boards I've seen with sandy/ivy use SPI. */ case 3: ROMProtocol = "SPI" highflkb := uint32(0) for reg := uint16(0); reg < 5; reg++ { fl := (inteltool.RCBA[0x3854+4*reg] >> 16) & 0x1fff flkb := (fl + 1) << 2 if flkb > highflkb { highflkb = flkb } } ROMSizeKB = int(highflkb) /* Shared with ME. Flashrom is unable to handle it. */ FlashROMSupport = "n" } } func (b bd82x6x) GetGPIOHeader() string { return "southbridge/intel/bd82x6x/pch.h" } func (b bd82x6x) EnableGPE(in int) { b.node.Registers[fmt.Sprintf("gpi%d_routing", in)] = "2" } func (b bd82x6x) EncodeGPE(in int) int { return in + 0x10 } func (b bd82x6x) DecodeGPE(in int) int { return in - 0x10 } func (b bd82x6x) NeedRouteGPIOManually() { b.node.Comment += ", FIXME: set gpiX_routing for EC support" } func (b bd82x6x) Scan(ctx Context, addr PCIDevData) { SouthBridge = &b inteltool := ctx.InfoSource.GetInteltool() GPIO(ctx, inteltool) KconfigBool["SOUTHBRIDGE_INTEL_"+b.variant] = true KconfigBool["SERIRQ_CONTINUOUS_MODE"] = true KconfigInt["USBDEBUG_HCD_INDEX"] = 2 KconfigComment["USBDEBUG_HCD_INDEX"] = "FIXME: check this" dmi := ctx.InfoSource.GetDMI() if dmi.Vendor == "LENOVO" { KconfigInt["DRAM_RESET_GATE_GPIO"] = 10 } else { KconfigInt["DRAM_RESET_GATE_GPIO"] = 60 } KconfigComment["DRAM_RESET_GATE_GPIO"] = "FIXME: check this" ich9GetFlashSize(ctx) DSDTDefines = append(DSDTDefines, DSDTDefine{ Key: "BRIGHTNESS_UP", Value: "\\_SB.PCI0.GFX0.INCB", }, DSDTDefine{ Key: "BRIGHTNESS_DOWN", Value: "\\_SB.PCI0.GFX0.DECB", }) /* SPI init */ MainboardIncludes = append(MainboardIncludes, "southbridge/intel/bd82x6x/pch.h") FADT := ctx.InfoSource.GetACPI()["FACP"] pcieHotplugMap := "{ " for port := 0; port < 7; port++ { if IsPCIeHotplug(ctx, port) { pcieHotplugMap += "1, " } else { pcieHotplugMap += "0, " } } if IsPCIeHotplug(ctx, 7) { pcieHotplugMap += "1 }" } else { pcieHotplugMap += "0 }" } cur := DevTreeNode{ Chip: "southbridge/intel/bd82x6x", Comment: "Intel Series 6 Cougar Point PCH", Registers: map[string]string{ "sata_interface_speed_support": "0x3", "gen1_dec": FormatHexLE32(PCIMap[PCIAddr{Bus: 0, Dev: 0x1f, Func: 0}].ConfigDump[0x84:0x88]), "gen2_dec": FormatHexLE32(PCIMap[PCIAddr{Bus: 0, Dev: 0x1f, Func: 0}].ConfigDump[0x88:0x8c]), "gen3_dec": FormatHexLE32(PCIMap[PCIAddr{Bus: 0, Dev: 0x1f, Func: 0}].ConfigDump[0x8c:0x90]), "gen4_dec": FormatHexLE32(PCIMap[PCIAddr{Bus: 0, Dev: 0x1f, Func: 0}].ConfigDump[0x90:0x94]), "pcie_port_coalesce": "1", "pcie_hotplug_map": pcieHotplugMap, "sata_port_map": fmt.Sprintf("0x%x", PCIMap[PCIAddr{Bus: 0, Dev: 0x1f, Func: 2}].ConfigDump[0x92]&0x3f), "docking_supported": (FormatBool((FADT[113] & (1 << 1)) != 0)), "spi_uvscc": fmt.Sprintf("0x%x", inteltool.RCBA[0x38c8]), "spi_lvscc": fmt.Sprintf("0x%x", inteltool.RCBA[0x38c4]&^(1<<23)), }, PCISlots: []PCISlot{ PCISlot{PCIAddr: PCIAddr{Dev: 0x14, Func: 0}, writeEmpty: false, alias: "xhci", additionalComment: "USB 3.0 Controller"}, PCISlot{PCIAddr: PCIAddr{Dev: 0x16, Func: 0}, writeEmpty: true, alias: "mei1", additionalComment: "Management Engine Interface 1"}, PCISlot{PCIAddr: PCIAddr{Dev: 0x16, Func: 1}, writeEmpty: true, alias: "mei2", additionalComment: "Management Engine Interface 2"}, PCISlot{PCIAddr: PCIAddr{Dev: 0x16, Func: 2}, writeEmpty: true, alias: "me_ide_r", additionalComment: "Management Engine IDE-R"}, PCISlot{PCIAddr: PCIAddr{Dev: 0x16, Func: 3}, writeEmpty: true, alias: "me_kt", additionalComment: "Management Engine KT"}, PCISlot{PCIAddr: PCIAddr{Dev: 0x19, Func: 0}, writeEmpty: true, alias: "gbe", additionalComment: "Intel Gigabit Ethernet"}, PCISlot{PCIAddr: PCIAddr{Dev: 0x1a, Func: 0}, writeEmpty: true, alias: "ehci2", additionalComment: "USB2 EHCI #2"}, PCISlot{PCIAddr: PCIAddr{Dev: 0x1b, Func: 0}, writeEmpty: true, alias: "hda", additionalComment: "High Definition Audio"}, PCISlot{PCIAddr: PCIAddr{Dev: 0x1c, Func: 0}, writeEmpty: true, alias: "pcie_rp1", additionalComment: "PCIe Port #1"}, PCISlot{PCIAddr: PCIAddr{Dev: 0x1c, Func: 1}, writeEmpty: true, alias: "pcie_rp2", additionalComment: "PCIe Port #2"}, PCISlot{PCIAddr: PCIAddr{Dev: 0x1c, Func: 2}, writeEmpty: true, alias: "pcie_rp3", additionalComment: "PCIe Port #3"}, PCISlot{PCIAddr: PCIAddr{Dev: 0x1c, Func: 3}, writeEmpty: true, alias: "pcie_rp4", additionalComment: "PCIe Port #4"}, PCISlot{PCIAddr: PCIAddr{Dev: 0x1c, Func: 4}, writeEmpty: true, alias: "pcie_rp5", additionalComment: "PCIe Port #5"}, PCISlot{PCIAddr: PCIAddr{Dev: 0x1c, Func: 5}, writeEmpty: true, alias: "pcie_rp6", additionalComment: "PCIe Port #6"}, PCISlot{PCIAddr: PCIAddr{Dev: 0x1c, Func: 6}, writeEmpty: true, alias: "pcie_rp7", additionalComment: "PCIe Port #7"}, PCISlot{PCIAddr: PCIAddr{Dev: 0x1c, Func: 7}, writeEmpty: true, alias: "pcie_rp8", additionalComment: "PCIe Port #8"}, PCISlot{PCIAddr: PCIAddr{Dev: 0x1d, Func: 0}, writeEmpty: true, alias: "ehci1", additionalComment: "USB2 EHCI #1"}, PCISlot{PCIAddr: PCIAddr{Dev: 0x1e, Func: 0}, writeEmpty: true, alias: "pci_bridge", additionalComment: "PCI bridge"}, PCISlot{PCIAddr: PCIAddr{Dev: 0x1f, Func: 0}, writeEmpty: true, alias: "lpc", additionalComment: "LPC bridge"}, PCISlot{PCIAddr: PCIAddr{Dev: 0x1f, Func: 2}, writeEmpty: true, alias: "sata1", additionalComment: "SATA Controller 1"}, PCISlot{PCIAddr: PCIAddr{Dev: 0x1f, Func: 3}, writeEmpty: true, alias: "smbus", additionalComment: "SMBus"}, PCISlot{PCIAddr: PCIAddr{Dev: 0x1f, Func: 5}, writeEmpty: true, alias: "sata2", additionalComment: "SATA Controller 2"}, PCISlot{PCIAddr: PCIAddr{Dev: 0x1f, Func: 6}, writeEmpty: true, alias: "thermal", additionalComment: "Thermal"}, }, } b.node = &cur xhciDev, ok := PCIMap[PCIAddr{Bus: 0, Dev: 0x14, Func: 0}] if ok { cur.Registers["xhci_switchable_ports"] = FormatHexLE32(xhciDev.ConfigDump[0xd4:0xd8]) cur.Registers["superspeed_capable_ports"] = FormatHexLE32(xhciDev.ConfigDump[0xdc:0xe0]) cur.Registers["xhci_overcurrent_mapping"] = FormatHexLE32(xhciDev.ConfigDump[0xc0:0xc4]) } PutPCIChip(addr, cur) PutPCIDevParent(addr, "", "lpc") DSDTIncludes = append(DSDTIncludes, DSDTInclude{ File: "southbridge/intel/common/acpi/platform.asl", }) DSDTIncludes = append(DSDTIncludes, DSDTInclude{ File: "southbridge/intel/bd82x6x/acpi/globalnvs.asl", }) DSDTIncludes = append(DSDTIncludes, DSDTInclude{ File: "southbridge/intel/common/acpi/sleepstates.asl", }) DSDTPCI0Includes = append(DSDTPCI0Includes, DSDTInclude{ File: "southbridge/intel/bd82x6x/acpi/pch.asl", }) AddBootBlockFile("early_init.c", "") AddROMStageFile("early_init.c", "") sb := Create(ctx, "early_init.c") defer sb.Close() Add_gpl(sb) sb.WriteString(` #include <bootblock_common.h> #include <device/pci_ops.h> #include <northbridge/intel/sandybridge/raminit_native.h> #include <southbridge/intel/bd82x6x/pch.h> `) sb.WriteString("const struct southbridge_usb_port mainboard_usb_ports[] = {\n") currentMap := map[uint32]int{ 0x20000153: 0, 0x20000f57: 1, 0x2000055b: 2, 0x20000f51: 3, 0x2000094a: 4, 0x2000035f: 5, 0x20000f53: 6, 0x20000357: 7, 0x20000353: 8, } for port := uint(0); port < 14; port++ { var pinmask uint32 OCPin := -1 if port < 8 { pinmask = inteltool.RCBA[0x35a0] } else { pinmask = inteltool.RCBA[0x35a4] } for pin := uint(0); pin < 4; pin++ { if ((pinmask >> ((port % 8) + 8*pin)) & 1) != 0 { OCPin = int(pin) if port >= 8 { OCPin += 4 } } } current, ok := currentMap[inteltool.RCBA[uint16(0x3500+4*port)]] comment := "" if !ok { comment = fmt.Sprintf("// FIXME: Unknown current: RCBA(0x%x)=0x%x", 0x3500+4*port, uint16(0x3500+4*port)) } fmt.Fprintf(sb, "\t{ %d, %d, %d }, %s\n", ((inteltool.RCBA[0x359c]>>port)&1)^1, current, OCPin, comment) } sb.WriteString("};\n") guessedMap := GuessSPDMap(ctx) sb.WriteString(` void bootblock_mainboard_early_init(void) { `) RestorePCI16Simple(sb, addr, 0x82) RestorePCI16Simple(sb, addr, 0x80) sb.WriteString(`} /* FIXME: Put proper SPD map here. */ void mainboard_get_spd(spd_raw_data *spd, bool id_only) { `) for i, spd := range guessedMap { fmt.Fprintf(sb, "\tread_spd(&spd[%d], 0x%02x, id_only);\n", i, spd) } sb.WriteString("}\n") gnvs := Create(ctx, "acpi_tables.c") defer gnvs.Close() Add_gpl(gnvs) gnvs.WriteString(`#include <acpi/acpi_gnvs.h> #include <soc/nvs.h> /* FIXME: check this function. */ void mainboard_fill_gnvs(struct global_nvs *gnvs) { /* The lid is open by default. */ gnvs->lids = 1; /* Temperature at which OS will shutdown */ gnvs->tcrt = 100; /* Temperature at which OS will throttle CPU */ gnvs->tpsv = 90; } `) } func init() { /* BD82X6X LPC */ for id := 0x1c40; id <= 0x1c5f; id++ { RegisterPCI(0x8086, uint16(id), bd82x6x{variant: "BD82X6X"}) } /* C216 LPC */ for id := 0x1e41; id <= 0x1e5f; id++ { RegisterPCI(0x8086, uint16(id), bd82x6x{variant: "C216"}) } /* PCIe bridge */ for _, id := range []uint16{ 0x1c10, 0x1c12, 0x1c14, 0x1c16, 0x1c18, 0x1c1a, 0x1c1c, 0x1c1e, 0x1e10, 0x1e12, 0x1e14, 0x1e16, 0x1e18, 0x1e1a, 0x1e1c, 0x1e1e, 0x1e25, 0x244e, 0x2448, } { RegisterPCI(0x8086, id, GenericPCI{}) } /* SMBus controller */ RegisterPCI(0x8086, 0x1c22, GenericPCI{MissingParent: "smbus"}) RegisterPCI(0x8086, 0x1e22, GenericPCI{MissingParent: "smbus"}) /* SATA */ for _, id := range []uint16{ 0x1c00, 0x1c01, 0x1c02, 0x1c03, 0x1e00, 0x1e01, 0x1e02, 0x1e03, } { RegisterPCI(0x8086, id, GenericPCI{}) } /* EHCI */ for _, id := range []uint16{ 0x1c26, 0x1c2d, 0x1e26, 0x1e2d, } { RegisterPCI(0x8086, id, GenericPCI{}) } /* XHCI */ RegisterPCI(0x8086, 0x1e31, GenericPCI{}) /* ME and children */ for _, id := range []uint16{ 0x1c3a, 0x1c3b, 0x1c3c, 0x1c3d, 0x1e3a, 0x1e3b, 0x1e3c, 0x1e3d, } { RegisterPCI(0x8086, id, GenericPCI{}) } /* Ethernet */ RegisterPCI(0x8086, 0x1502, GenericPCI{}) RegisterPCI(0x8086, 0x1503, GenericPCI{}) }