diff --git a/src/southbridge/via/vt8237r/acpi/default_irq_route.asl b/src/southbridge/via/vt8237r/acpi/default_irq_route.asl new file mode 100644 index 0000000000..2e9e76391a --- /dev/null +++ b/src/southbridge/via/vt8237r/acpi/default_irq_route.asl @@ -0,0 +1,88 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2017 Lubomir Rintel + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ + +Method (_PRT, 0) { + If (LEqual (^ISAC.APIC, Zero)) { + Return (Package (20) { + /* AGP bridge */ + Package (4) { 0x0001ffff, 0, ^ISAC.LNKA, 0x00 }, + Package (4) { 0x0001ffff, 1, ^ISAC.LNKB, 0x00 }, + Package (4) { 0x0001ffff, 2, ^ISAC.LNKC, 0x00 }, + Package (4) { 0x0001ffff, 3, ^ISAC.LNKD, 0x00 }, + + /* IDE interface */ + Package (4) { 0x000fffff, 0, ^ISAC.LNKA, 0x00 }, + Package (4) { 0x000fffff, 1, ^ISAC.LNKB, 0x00 }, + Package (4) { 0x000fffff, 2, ^ISAC.LNKC, 0x00 }, + Package (4) { 0x000fffff, 3, ^ISAC.LNKD, 0x00 }, + + /* USB controller */ + Package (4) { 0x0010ffff, 0, ^ISAC.LNKA, 0x00 }, + Package (4) { 0x0010ffff, 1, ^ISAC.LNKB, 0x00 }, + Package (4) { 0x0010ffff, 2, ^ISAC.LNKC, 0x00 }, + Package (4) { 0x0010ffff, 3, ^ISAC.LNKD, 0x00 }, + + /* Audio (& LPC bridge) */ + Package (4) { 0x0011ffff, 0, ^ISAC.LNKA, 0x00 }, + Package (4) { 0x0011ffff, 1, ^ISAC.LNKB, 0x00 }, + Package (4) { 0x0011ffff, 2, ^ISAC.LNKC, 0x00 }, + Package (4) { 0x0011ffff, 3, ^ISAC.LNKD, 0x00 }, + + /* Ethernet controller */ + Package (4) { 0x0012ffff, 0, ^ISAC.LNKA, 0x00 }, + Package (4) { 0x0012ffff, 1, ^ISAC.LNKB, 0x00 }, + Package (4) { 0x0012ffff, 2, ^ISAC.LNKC, 0x00 }, + Package (4) { 0x0012ffff, 3, ^ISAC.LNKD, 0x00 } + }) + } Else { + /* "Table 9. APIC Fixed IRQ Routing + * When the internal APIC is enabled, internal IRQ + * routing to the APIC is fixed as follows:" */ + Return (Package (20) { + /* The graphics controller behind the AGP bridge */ + /* INTA# => IRQ16 INTB# => IRQ17 INTC# => IRQ18 INTD# => IRQ19 */ + Package (4) { 0x0001ffff, 0, 0x00, 16 }, + Package (4) { 0x0001ffff, 1, 0x00, 17 }, + Package (4) { 0x0001ffff, 2, 0x00, 18 }, + Package (4) { 0x0001ffff, 3, 0x00, 19 }, + + /* IDE (Native Mode)/SATA IRQ & INTE => IRQ20 */ + Package (4) { 0x000fffff, 0, 0x00, 20 }, + Package (4) { 0x000fffff, 1, 0x00, 20 }, + Package (4) { 0x000fffff, 2, 0x00, 20 }, + Package (4) { 0x000fffff, 3, 0x00, 20 }, + + /* USB IRQ (all 5 functions) and INTF => IRQ21 */ + Package (4) { 0x0010ffff, 0, 0x00, 21 }, + Package (4) { 0x0010ffff, 1, 0x00, 21 }, + Package (4) { 0x0010ffff, 2, 0x00, 21 }, + Package (4) { 0x0010ffff, 3, 0x00, 21 }, + + /* AC’97 / MC’97 IRQ and INTG => IRQ22 */ + Package (4) { 0x0011ffff, 0, 0x00, 22 }, + Package (4) { 0x0011ffff, 1, 0x00, 22 }, + Package (4) { 0x0011ffff, 2, 0x00, 22 }, + Package (4) { 0x0011ffff, 3, 0x00, 22 }, + + /* LAN IRQ and INTH => IRQ23 */ + Package (4) { 0x0012ffff, 0, 0x00, 23 }, + Package (4) { 0x0012ffff, 1, 0x00, 23 }, + Package (4) { 0x0012ffff, 2, 0x00, 23 }, + Package (4) { 0x0012ffff, 3, 0x00, 23 } + }) + + } +} diff --git a/src/southbridge/via/vt8237r/acpi/irqlinks.asl b/src/southbridge/via/vt8237r/acpi/irqlinks.asl new file mode 100644 index 0000000000..6c4c89a77f --- /dev/null +++ b/src/southbridge/via/vt8237r/acpi/irqlinks.asl @@ -0,0 +1,66 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2017 Lubomir Rintel + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ + +#include + +/* Possible PNP IRQs */ +Name (PIRQ, ResourceTemplate () { + IRQ (Level, ActiveLow, Shared) {3, 4, 6, 7, 10, 11, 12} +}) + +#define IRQ_LINK(reg) \ + Name (_HID, EisaId ("PNP0C0F")) \ + Name (_UID, 1) \ + \ + Method (_STA, 0) { \ + If (LEqual (reg, 0x00)) { \ + Return (STA_DISABLED) \ + } \ + Return (STA_INVISIBLE) \ + } \ + \ + Method (_PRS, 0) { \ + Return (PIRQ) \ + } \ + \ + Name (CRSA, ResourceTemplate () { \ + IRQ (Level, ActiveLow, Shared) {} \ + }) \ + Method (_CRS, 0) { \ + CreateWordField (CRSA, 0x1, AINT) \ + ShiftLeft (One, reg, AINT) \ + Return (CRSA) \ + } \ + \ + Method (_SRS, 1) { \ + CreateWordField (Arg0, 0x1, AINT) \ + Store (Zero, Local0) \ + Store (AINT, Local1) \ + While (LNotEqual (Local1, One)) { \ + ShiftRight (Local1, One, Local1) \ + Increment (Local0) \ + } \ + Store (Local0, reg) \ + } \ + \ + Method (_DIS, 0) { \ + Store (Zero, reg) \ + } \ + +Device (LNKA) { IRQ_LINK (INTA) } +Device (LNKB) { IRQ_LINK (INTB) } +Device (LNKC) { IRQ_LINK (INTC) } +Device (LNKD) { IRQ_LINK (INTD) } diff --git a/src/southbridge/via/vt8237r/acpi/lpc.asl b/src/southbridge/via/vt8237r/acpi/lpc.asl new file mode 100644 index 0000000000..f13a96bb29 --- /dev/null +++ b/src/southbridge/via/vt8237r/acpi/lpc.asl @@ -0,0 +1,47 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2017 Lubomir Rintel + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ + +/* VT8237 ISA bridge */ +Device (ISAC) +{ + Name (_ADR, 0x00110000) + + OperationRegion (ISAB, PCI_Config, 0x00, 0xEF) + Field (ISAB, DWordAcc, NoLock, Preserve) { + + /* PCI PNP Interrupt Routing 1 */ + Offset (0x55), + , 4, /* Reserved */ + INTA, 4, /* PCI INTA# Routing */ + + /* PCI PNP Interrupt Routing 2 */ + Offset (0x56), + INTB, 4, /* PCI INTB# Routing */ + INTC, 4, /* PCI INTC# Routing */ + + /* PCI PNP Interrupt Routing 3 */ + Offset (0x57), + , 4, /* Reserved */ + INTD, 4, /* PCI INTD# Routing */ + + /* Miscellaneous Control 0 */ + Offset (0x58), + , 6, + APIC, 1, /* Internal APIC Enable */ + } + + #include "irqlinks.asl" +}