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authorKeith Hui <buurin@gmail.com>2017-11-14 18:37:49 -0500
committerStefan Reinauer <stefan.reinauer@coreboot.org>2017-12-07 19:20:42 +0000
commitcd2c3334c4fa80a8c0822021100adf44555252da (patch)
treebc4ee259bf0cb3fa09796b754931a3b61cc3bab3 /src/mainboard
parent97041de909b5468c1a62afd5e38bf59c6b5c7881 (diff)
downloadcoreboot-cd2c3334c4fa80a8c0822021100adf44555252da.tar.xz
asus/p2b-ls: Add ACPI tables
Add ACPI tables support that will be needed for soft-off and S3 resume in the future. Boot tested for soft-off. Change-Id: I28b559406bd53efc555dcbb8282dfe2bd6d1af87 Signed-off-by: Keith Hui <buurin@gmail.com> Reviewed-on: https://review.coreboot.org/21672 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org>
Diffstat (limited to 'src/mainboard')
-rw-r--r--src/mainboard/asus/p2b-ls/Kconfig1
-rw-r--r--src/mainboard/asus/p2b-ls/acpi_tables.c22
-rw-r--r--src/mainboard/asus/p2b-ls/dsdt.asl270
3 files changed, 293 insertions, 0 deletions
diff --git a/src/mainboard/asus/p2b-ls/Kconfig b/src/mainboard/asus/p2b-ls/Kconfig
index 967ebd9f1d..2bb9369c93 100644
--- a/src/mainboard/asus/p2b-ls/Kconfig
+++ b/src/mainboard/asus/p2b-ls/Kconfig
@@ -23,6 +23,7 @@ config BOARD_SPECIFIC_OPTIONS # dummy
select HAVE_PIRQ_TABLE
select BOARD_ROMSIZE_KB_256
select SDRAMPWR_4DIMM
+ select HAVE_ACPI_TABLES
config MAINBOARD_DIR
string
diff --git a/src/mainboard/asus/p2b-ls/acpi_tables.c b/src/mainboard/asus/p2b-ls/acpi_tables.c
new file mode 100644
index 0000000000..d740ee1c5a
--- /dev/null
+++ b/src/mainboard/asus/p2b-ls/acpi_tables.c
@@ -0,0 +1,22 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2010 Tobias Diedrich <ranma+coreboot@tdiedrich.de>
+ *
+ * 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; version 2 of the License.
+ *
+ * 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 <arch/acpi.h>
+
+unsigned long acpi_fill_madt(unsigned long current)
+{
+ /* mainboard has no ioapic */
+ return current;
+}
diff --git a/src/mainboard/asus/p2b-ls/dsdt.asl b/src/mainboard/asus/p2b-ls/dsdt.asl
new file mode 100644
index 0000000000..32459a5e8f
--- /dev/null
+++ b/src/mainboard/asus/p2b-ls/dsdt.asl
@@ -0,0 +1,270 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2017 Keith Hui <buurin@gmail.com>
+ *
+ * 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; version 2 of the License.
+ *
+ * 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 "southbridge/intel/i82371eb/i82371eb.h"
+
+#define SUPERIO_PNP_BASE 0x3F0
+#define SUPERIO_SHOW_UARTA
+#define SUPERIO_SHOW_UARTB
+#define SUPERIO_SHOW_FDC
+#define SUPERIO_SHOW_LPT
+
+DefinitionBlock ("DSDT.aml", "DSDT", 2, "CORE ", "COREBOOT", 1)
+{
+ /* \_PR scope defining the main processor is generated in SSDT. */
+
+ OperationRegion(X80, SystemIO, 0x80, 1)
+ Field(X80, ByteAcc, NoLock, Preserve)
+ {
+ P80, 8
+ }
+
+ /*
+ * For now only define 2 power states:
+ * - S0 which is fully on
+ * - S5 which is soft off
+ * Any others would involve declaring the wake up methods.
+ */
+
+ /*
+ * Intel 82371EB (PIIX4E) datasheet, section 7.2.3, page 142
+ *
+ * 0: soft off/suspend to disk S5
+ * 1: suspend to ram S3
+ * 2: powered on suspend, context lost S2
+ * Note: 'context lost' means the CPU restarts at the reset
+ * vector
+ * 3: powered on suspend, CPU context lost S1
+ * Note: Looks like 'CPU context lost' does _not_ mean the
+ * CPU restarts at the reset vector. Most likely only
+ * caches are lost, so both 0x3 and 0x4 map to ACPI S1
+ * 4: powered on suspend, context maintained S1
+ * 5: working (clock control) S0
+ * 6: reserved
+ * 7: reserved
+ */
+ Name (\_S0, Package () { 0x05, 0x05, 0x00, 0x00 })
+ /*
+ * Kept as a memo of the value needed, but blocked out until
+ * suspend/resume support is implemented.
+ */
+ /*Name (\_S1, Package () { 0x04, 0x07, 0x00, 0x00 })*/
+ /*Name (\_S4, Package () { 0x01, 0x06, 0x00, 0x00 })*/
+ Name (\_S5, Package () { 0x00, 0x06, 0x00, 0x00 })
+
+ OperationRegion (GPOB, SystemIO, DEFAULT_PMBASE+DEVCTL, 0x10)
+ Field (GPOB, ByteAcc, NoLock, Preserve)
+ {
+ Offset (0x03),
+ TO12, 1, /* Device trap 12 */
+ Offset (0x08),
+ FANM, 1, /* GPO0, meant for fan */
+ Offset (0x09),
+ PLED, 1, /* GPO8, meant for power LED. Per PIIX4 datasheet */
+ , 3, /* this goes low when power is cut from its core. */
+ , 2,
+ , 16,
+ MSG0, 1 /* GPO30, message LED */
+ }
+
+ /* Prepare To Sleep, Arg0 is target S-state */
+ Method (\_PTS, 1, NotSerialized)
+ {
+ /* Disable fan, blink power LED, if not turning off */
+ If (LNotEqual (Arg0, 0x05))
+ {
+ Store (Zero, FANM)
+ Store (Zero, PLED)
+ }
+
+ /* Arms SMI for device 12 */
+ Store (One, TO12)
+ /* Put out a POST code */
+ Or (Arg0, 0xF0, P80)
+ }
+
+ Method (\_WAK, 1, NotSerialized)
+ {
+ /* Re-enable fan, stop power led blinking */
+ Store (One, FANM)
+ Store (One, PLED)
+ /* wake OK */
+ Return(Package(0x02){0x00, 0x00})
+ }
+
+ /* Root of the bus hierarchy */
+ Scope (\_SB)
+ {
+ Device (PWRB)
+ {
+ /* Power Button Device */
+ Name (_HID, EisaId ("PNP0C0C"))
+ Method (_STA, 0, NotSerialized)
+ {
+ Return (0x0B)
+ }
+ }
+ #include "southbridge/intel/i82371eb/acpi/intx.asl"
+
+ PCI_INTX_DEV(LNKA, \_SB.PCI0.PX40.PIRA, 1)
+ PCI_INTX_DEV(LNKB, \_SB.PCI0.PX40.PIRB, 2)
+ PCI_INTX_DEV(LNKC, \_SB.PCI0.PX40.PIRC, 3)
+ PCI_INTX_DEV(LNKD, \_SB.PCI0.PX40.PIRD, 4)
+
+ /* Top PCI device */
+ Device (PCI0)
+ {
+ Name (_HID, EisaId ("PNP0A03"))
+ Name (_ADR, 0x00)
+ Name (_UID, 0x00)
+ Name (_BBN, 0x00)
+
+ /* PCI Routing Table */
+ Name (_PRT, Package () {
+ Package (0x04) { 0x0001FFFF, 0, LNKA, 0 },
+ Package (0x04) { 0x0001FFFF, 1, LNKB, 0 },
+ Package (0x04) { 0x0001FFFF, 2, LNKC, 0 },
+ Package (0x04) { 0x0001FFFF, 3, LNKD, 0 },
+
+ Package (0x04) { 0x0004FFFF, 0, LNKA, 0 },
+ Package (0x04) { 0x0004FFFF, 1, LNKB, 0 },
+ Package (0x04) { 0x0004FFFF, 2, LNKC, 0 },
+ Package (0x04) { 0x0004FFFF, 3, LNKD, 0 },
+
+ Package (0x04) { 0x0006FFFF, 0, LNKD, 0 },
+ Package (0x04) { 0x0006FFFF, 1, LNKA, 0 },
+ Package (0x04) { 0x0006FFFF, 2, LNKB, 0 },
+ Package (0x04) { 0x0006FFFF, 3, LNKC, 0 },
+
+ Package (0x04) { 0x0009FFFF, 0, LNKD, 0 },
+ Package (0x04) { 0x0009FFFF, 1, LNKA, 0 },
+ Package (0x04) { 0x0009FFFF, 2, LNKB, 0 },
+ Package (0x04) { 0x0009FFFF, 3, LNKC, 0 },
+
+ Package (0x04) { 0x000AFFFF, 0, LNKC, 0 },
+ Package (0x04) { 0x000AFFFF, 1, LNKD, 0 },
+ Package (0x04) { 0x000AFFFF, 2, LNKA, 0 },
+ Package (0x04) { 0x000AFFFF, 3, LNKB, 0 },
+
+ Package (0x04) { 0x0007FFFF, 0, LNKC, 0 },
+ Package (0x04) { 0x0007FFFF, 1, LNKD, 0 },
+ Package (0x04) { 0x0007FFFF, 2, LNKA, 0 },
+ Package (0x04) { 0x0007FFFF, 3, LNKB, 0 },
+
+ Package (0x04) { 0x000BFFFF, 0, LNKB, 0 },
+ Package (0x04) { 0x000BFFFF, 1, LNKC, 0 },
+ Package (0x04) { 0x000BFFFF, 2, LNKD, 0 },
+ Package (0x04) { 0x000BFFFF, 3, LNKA, 0 },
+
+ Package (0x04) { 0x000CFFFF, 0, LNKA, 0 },
+ Package (0x04) { 0x000CFFFF, 1, LNKB, 0 },
+ Package (0x04) { 0x000CFFFF, 2, LNKC, 0 },
+ Package (0x04) { 0x000CFFFF, 3, LNKD, 0 },
+
+ })
+ #include "northbridge/intel/i440bx/acpi/sb_pci0_crs.asl"
+
+ /* Begin southbridge block */
+ Device (PX40)
+ {
+ Name(_ADR, 0x00040000)
+ OperationRegion (PIRQ, PCI_Config, 0x60, 0x04)
+ Field (PIRQ, ByteAcc, NoLock, Preserve)
+ {
+ PIRA, 8,
+ PIRB, 8,
+ PIRC, 8,
+ PIRD, 8
+ }
+
+ /* PNP Motherboard Resources */
+ Device (SYSR)
+ {
+ Name (_HID, EisaId ("PNP0C02"))
+ Method (_CRS, 0, NotSerialized)
+ {
+ Name (BUF1, ResourceTemplate ()
+ {
+ /* PM register ports */
+ IO (Decode16, 0x0000, 0x0000, 0x01, 0x40, _Y06)
+ /* SMBus register ports */
+ IO (Decode16, 0x0000, 0x0000, 0x01, 0x10, _Y07)
+ /* PIIX4E ports */
+ /* Aliased DMA ports */
+ IO (Decode16, 0x0010, 0x0010, 0x01, 0x10, )
+ /* Aliased PIC ports */
+ IO (Decode16, 0x0022, 0x0022, 0x01, 0x1E, )
+ /* Aliased timer ports */
+ IO (Decode16, 0x0050, 0x0050, 0x01, 0x04, )
+ IO (Decode16, 0x0062, 0x0062, 0x01, 0x02, )
+ IO (Decode16, 0x0065, 0x0065, 0x01, 0x0B, )
+ IO (Decode16, 0x0074, 0x0074, 0x01, 0x0C, )
+ IO (Decode16, 0x0091, 0x0091, 0x01, 0x03, )
+ IO (Decode16, 0x00A2, 0x00A2, 0x01, 0x1E, )
+ IO (Decode16, 0x00E0, 0x00E0, 0x01, 0x10, )
+ IO (Decode16, 0x0294, 0x0294, 0x01, 0x04, )
+ IO (Decode16, 0x03F0, 0x03F0, 0x01, 0x02, )
+ IO (Decode16, 0x04D0, 0x04D0, 0x01, 0x02, )
+ })
+ CreateWordField (BUF1, _Y06._MIN, PMLO)
+ CreateWordField (BUF1, _Y06._MAX, PMRL)
+ CreateWordField (BUF1, _Y07._MIN, SBLO)
+ CreateWordField (BUF1, _Y07._MAX, SBRL)
+
+ And (\_SB.PCI0.PX43.PM00, 0xFFFE, PMLO)
+ And (\_SB.PCI0.PX43.SB00, 0xFFFE, SBLO)
+ Store (PMLO, PMRL)
+ Store (SBLO, SBRL)
+ Return (BUF1)
+ }
+ }
+ #include "southbridge/intel/i82371eb/acpi/i82371eb.asl"
+ }
+ Device (PX43)
+ {
+ Name (_ADR, 0x00040003) // _ADR: Address
+ OperationRegion (IPMU, PCI_Config, PMBA, 0x02)
+ Field (IPMU, ByteAcc, NoLock, Preserve)
+ {
+ PM00, 16
+ }
+
+ OperationRegion (ISMB, PCI_Config, SMBBA, 0x02)
+ Field (ISMB, ByteAcc, NoLock, Preserve)
+ {
+ SB00, 16
+ }
+ }
+
+ #include "superio/winbond/w83977tf/acpi/superio.asl"
+ }
+ }
+
+ /* ACPI Message */
+ Scope (\_SI)
+ {
+ Method (_MSG, 1, NotSerialized)
+ {
+ If (LEqual (Arg0, Zero))
+ {
+ Store (One, MSG0)
+ }
+ Else
+ {
+ Store (Zero, MSG0)
+ }
+ }
+ }
+}