| package main |
| |
| import ( |
| "fmt" |
| "os" |
| ) |
| |
| type bd82x6x struct { |
| variant string |
| node *DevTreeNode |
| } |
| |
| func (b bd82x6x) writeGPIOSet(ctx Context, sb *os.File, |
| val uint32, set uint, partno int) { |
| |
| max := uint(32) |
| if set == 3 { |
| max = 12 |
| } |
| |
| bits := [6][2]string{ |
| {"GPIO_MODE_NATIVE", "GPIO_MODE_GPIO"}, |
| {"GPIO_DIR_OUTPUT", "GPIO_DIR_INPUT"}, |
| {"GPIO_LEVEL_LOW", "GPIO_LEVEL_HIGH"}, |
| {"GPIO_RESET_PWROK", "GPIO_RESET_RSMRST"}, |
| {"GPIO_NO_INVERT", "GPIO_INVERT"}, |
| {"GPIO_NO_BLINK", "GPIO_BLINK"}, |
| } |
| |
| for i := uint(0); i < max; i++ { |
| fmt.Fprintf(sb, " .gpio%d = %s,\n", |
| (set-1)*32+i, |
| bits[partno][(val>>i)&1]) |
| } |
| } |
| |
| func (b bd82x6x) GPIO(ctx Context, inteltool InteltoolData) { |
| gpio := Create(ctx, "gpio.c") |
| defer gpio.Close() |
| |
| AddROMStageFile("gpio.c", "") |
| |
| gpio.WriteString(`#include "southbridge/intel/bd82x6x/gpio.h" |
| `) |
| |
| adresses := [3][6]int{ |
| {0x00, 0x04, 0x0c, 0x60, 0x2c, 0x18}, |
| {0x30, 0x34, 0x38, 0x64, -1, -1}, |
| {0x40, 0x44, 0x48, 0x68, -1, -1}, |
| } |
| |
| for set := 1; set <= 3; set++ { |
| for partno, part := range []string{"mode", "direction", "level", "reset", "invert", "blink"} { |
| addr := adresses[set-1][partno] |
| if addr < 0 { |
| continue |
| } |
| fmt.Fprintf(gpio, "const struct pch_gpio_set%d pch_gpio_set%d_%s = {\n", |
| set, set, part) |
| |
| b.writeGPIOSet(ctx, gpio, inteltool.GPIO[uint16(addr)], uint(set), partno) |
| gpio.WriteString("};\n\n") |
| } |
| } |
| |
| gpio.WriteString(`const struct pch_gpio_map mainboard_gpio_map = { |
| .set1 = { |
| .mode = &pch_gpio_set1_mode, |
| .direction = &pch_gpio_set1_direction, |
| .level = &pch_gpio_set1_level, |
| .blink = &pch_gpio_set1_blink, |
| .invert = &pch_gpio_set1_invert, |
| .reset = &pch_gpio_set1_reset, |
| }, |
| .set2 = { |
| .mode = &pch_gpio_set2_mode, |
| .direction = &pch_gpio_set2_direction, |
| .level = &pch_gpio_set2_level, |
| .reset = &pch_gpio_set2_reset, |
| }, |
| .set3 = { |
| .mode = &pch_gpio_set3_mode, |
| .direction = &pch_gpio_set3_direction, |
| .level = &pch_gpio_set3_level, |
| .reset = &pch_gpio_set3_reset, |
| }, |
| }; |
| `) |
| } |
| |
| func (b bd82x6x) 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() |
| b.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" |
| |
| /* Not strictly speaking correct. These subsys/subvendor referer to PCI devices. |
| But most systems don't have any of those. But the config needs to be set |
| nevertheless. So set it to southbridge subsys/subvendor. */ |
| KconfigHex["MAINBOARD_PCI_SUBSYSTEM_VENDOR_ID"] = uint32(GetLE16(addr.ConfigDump[0x2c:0x2e])) |
| KconfigHex["MAINBOARD_PCI_SUBSYSTEM_DEVICE_ID"] = uint32(GetLE16(addr.ConfigDump[0x2e:0x30])) |
| |
| ich9GetFlashSize(ctx) |
| |
| DSDTDefines = append(DSDTDefines, |
| DSDTDefine{ |
| Key: "BRIGHTNESS_UP", |
| Value: "\\_SB.PCI0.GFX0.INCB", |
| }, |
| DSDTDefine{ |
| Key: "BRIGHTNESS_DOWN", |
| Value: "\\_SB.PCI0.GFX0.DECB", |
| }, |
| DSDTDefine{ |
| Key: "ACPI_VIDEO_DEVICE", |
| Value: "\\_SB.PCI0.GFX0", |
| }) |
| |
| /* SPI init */ |
| MainboardIncludes = append(MainboardIncludes, "southbridge/intel/bd82x6x/pch.h") |
| /* FIXME:XX Move this to runtime. */ |
| for _, addr := range []uint16{0x38c8, 0x38c4, 0x38c0} { |
| MainboardInit += fmt.Sprintf("\tRCBA32(0x%04x) = 0x%08x;\n", addr, inteltool.RCBA[addr]) |
| } |
| |
| FADT := ctx.InfoSource.GetACPI()["FACP"] |
| |
| pcieHotplugMap := "{ " |
| |
| for port := 0; port < 7; port++ { |
| if b.IsPCIeHotplug(ctx, port) { |
| pcieHotplugMap += "1, " |
| } else { |
| pcieHotplugMap += "0, " |
| } |
| } |
| |
| if b.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), |
| |
| "p_cnt_throttling_supported": (FormatBool(FADT[104] == 1 && FADT[105] == 3)), |
| "c2_latency": FormatHexLE16(FADT[96:98]), |
| "docking_supported": (FormatBool((FADT[113] & (1 << 1)) != 0)), |
| }, |
| PCISlots: []PCISlot{ |
| PCISlot{PCIAddr: PCIAddr{Dev: 0x14, Func: 0}, writeEmpty: false, additionalComment: "USB 3.0 Controller"}, |
| PCISlot{PCIAddr: PCIAddr{Dev: 0x16, Func: 0}, writeEmpty: true, additionalComment: "Management Engine Interface 1"}, |
| PCISlot{PCIAddr: PCIAddr{Dev: 0x16, Func: 1}, writeEmpty: true, additionalComment: "Management Engine Interface 2"}, |
| PCISlot{PCIAddr: PCIAddr{Dev: 0x16, Func: 2}, writeEmpty: true, additionalComment: "Management Engine IDE-R"}, |
| PCISlot{PCIAddr: PCIAddr{Dev: 0x16, Func: 3}, writeEmpty: true, additionalComment: "Management Engine KT"}, |
| PCISlot{PCIAddr: PCIAddr{Dev: 0x19, Func: 0}, writeEmpty: true, additionalComment: "Intel Gigabit Ethernet"}, |
| PCISlot{PCIAddr: PCIAddr{Dev: 0x1a, Func: 0}, writeEmpty: true, additionalComment: "USB2 EHCI #2"}, |
| PCISlot{PCIAddr: PCIAddr{Dev: 0x1b, Func: 0}, writeEmpty: true, additionalComment: "High Definition Audio"}, |
| PCISlot{PCIAddr: PCIAddr{Dev: 0x1c, Func: 0}, writeEmpty: true, additionalComment: "PCIe Port #1"}, |
| PCISlot{PCIAddr: PCIAddr{Dev: 0x1c, Func: 1}, writeEmpty: true, additionalComment: "PCIe Port #2"}, |
| PCISlot{PCIAddr: PCIAddr{Dev: 0x1c, Func: 2}, writeEmpty: true, additionalComment: "PCIe Port #3"}, |
| PCISlot{PCIAddr: PCIAddr{Dev: 0x1c, Func: 3}, writeEmpty: true, additionalComment: "PCIe Port #4"}, |
| PCISlot{PCIAddr: PCIAddr{Dev: 0x1c, Func: 4}, writeEmpty: true, additionalComment: "PCIe Port #5"}, |
| PCISlot{PCIAddr: PCIAddr{Dev: 0x1c, Func: 5}, writeEmpty: true, additionalComment: "PCIe Port #6"}, |
| PCISlot{PCIAddr: PCIAddr{Dev: 0x1c, Func: 6}, writeEmpty: true, additionalComment: "PCIe Port #7"}, |
| PCISlot{PCIAddr: PCIAddr{Dev: 0x1c, Func: 7}, writeEmpty: true, additionalComment: "PCIe Port #8"}, |
| PCISlot{PCIAddr: PCIAddr{Dev: 0x1d, Func: 0}, writeEmpty: true, additionalComment: "USB2 EHCI #1"}, |
| PCISlot{PCIAddr: PCIAddr{Dev: 0x1e, Func: 0}, writeEmpty: true, additionalComment: "PCI bridge"}, |
| PCISlot{PCIAddr: PCIAddr{Dev: 0x1f, Func: 0}, writeEmpty: true, additionalComment: "LPC bridge"}, |
| PCISlot{PCIAddr: PCIAddr{Dev: 0x1f, Func: 2}, writeEmpty: true, additionalComment: "SATA Controller 1"}, |
| PCISlot{PCIAddr: PCIAddr{Dev: 0x1f, Func: 3}, writeEmpty: true, additionalComment: "SMBus"}, |
| PCISlot{PCIAddr: PCIAddr{Dev: 0x1f, Func: 5}, writeEmpty: true, additionalComment: "SATA Controller 2"}, |
| PCISlot{PCIAddr: PCIAddr{Dev: 0x1f, Func: 6}, writeEmpty: true, 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, "PCI-LPC bridge", "lpc") |
| |
| DSDTIncludes = append(DSDTIncludes, DSDTInclude{ |
| File: "southbridge/intel/bd82x6x/acpi/platform.asl", |
| }) |
| DSDTIncludes = append(DSDTIncludes, DSDTInclude{ |
| File: "southbridge/intel/bd82x6x/acpi/globalnvs.asl", |
| Comment: "global NVS and variables", |
| }) |
| DSDTIncludes = append(DSDTIncludes, DSDTInclude{ |
| File: "southbridge/intel/bd82x6x/acpi/sleepstates.asl", |
| }) |
| DSDTPCI0Includes = append(DSDTPCI0Includes, DSDTInclude{ |
| File: "southbridge/intel/bd82x6x/acpi/pch.asl", |
| }, DSDTInclude{ |
| File: "southbridge/intel/bd82x6x/acpi/default_irq_route.asl", |
| }) |
| |
| sb := Create(ctx, "early_southbridge.c") |
| defer sb.Close() |
| AddROMStageFile("early_southbridge.c", "") |
| sb.WriteString(`#include <stdint.h> |
| #include <string.h> |
| #include <lib.h> |
| #include <timestamp.h> |
| #include <arch/byteorder.h> |
| #include <arch/io.h> |
| #include <device/pci_def.h> |
| #include <device/pnp_def.h> |
| #include <cpu/x86/lapic.h> |
| #include <arch/acpi.h> |
| #include <console/console.h> |
| #include "northbridge/intel/sandybridge/sandybridge.h" |
| #include "northbridge/intel/sandybridge/raminit_native.h" |
| #include "southbridge/intel/bd82x6x/pch.h" |
| #include "southbridge/intel/bd82x6x/gpio.h" |
| #include <arch/cpu.h> |
| #include <cpu/x86/msr.h> |
| |
| void pch_enable_lpc(void) |
| { |
| `) |
| RestorePCI16Simple(sb, addr, 0x82) |
| RestorePCI32Simple(sb, addr, 0x84) |
| RestorePCI32Simple(sb, addr, 0x88) |
| RestorePCI32Simple(sb, addr, 0x8c) |
| RestorePCI32Simple(sb, addr, 0x90) |
| |
| RestorePCI16Simple(sb, addr, 0x80) |
| |
| RestorePCI32Simple(sb, addr, 0xac) |
| |
| sb.WriteString(`} |
| |
| void rcba_config(void) |
| { |
| /* Disable devices. */ |
| `) |
| RestoreRCBA32(sb, inteltool, 0x3414) |
| RestoreRCBA32(sb, inteltool, 0x3418) |
| |
| sb.WriteString("\n}\n") |
| |
| 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, |
| } |
| |
| 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 |
| } |
| } |
| } |
| fmt.Fprintf(sb, "\t{ %d, %d, %d },\n", |
| ((inteltool.RCBA[0x359c]>>port)&1)^1, |
| currentMap[inteltool.RCBA[uint16(0x3500+4*port)]], |
| OCPin) |
| } |
| sb.WriteString("};\n") |
| |
| guessedMap := GuessSPDMap(ctx) |
| |
| sb.WriteString(` |
| /* FIXME: Put proper SPD map here. */ |
| void mainboard_get_spd(spd_raw_data *spd) |
| { |
| `) |
| for i, spd := range guessedMap { |
| fmt.Fprintf(sb, "\tread_spd(&spd[%d], 0x%02x);\n", i, spd) |
| } |
| sb.WriteString("}\n") |
| |
| gnvs := Create(ctx, "gnvs.c") |
| defer gnvs.Close() |
| |
| gnvs.WriteString(`#include <southbridge/intel/bd82x6x/nvs.h> |
| |
| /* FIXME: check this function. */ |
| void acpi_create_gnvs(global_nvs_t *gnvs) |
| { |
| /* Disable USB ports in S3 by default */ |
| gnvs->s3u0 = 0; |
| gnvs->s3u1 = 0; |
| |
| /* Disable USB ports in S5 by default */ |
| gnvs->s5u0 = 0; |
| gnvs->s5u1 = 0; |
| |
| // the lid is open by default. |
| gnvs->lids = 1; |
| |
| gnvs->tcrt = 100; |
| gnvs->tpsv = 90; |
| } |
| `) |
| |
| AddRAMStageFile("gnvs.c", "") |
| } |
| |
| func init() { |
| /* BD82X6X LPC */ |
| for _, id := range []uint16{ |
| 0x1c46, 0x1c47, 0x1c49, 0x1c4a, |
| 0x1c4b, 0x1c4c, 0x1c4d, 0x1c4e, |
| 0x1c4f, 0x1c50, 0x1c52, 0x1c54, |
| 0x1c56, 0x1c5c, |
| } { |
| RegisterPCI(0x8086, id, bd82x6x{variant: "BD82X6X"}) |
| } |
| |
| /* C216 LPC */ |
| for _, id := range []uint16{ |
| 0x1e55, 0x1e57, 0x1e5d, 0x1e5e, 0x1e5f, 0x1e49, |
| } { |
| RegisterPCI(0x8086, 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, |
| } { |
| 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{}) |
| |
| } |