Add initial support for the ASUS P2B-DS (dual-CPU) mainboard.

Signed-off-by: Uwe Hermann <uwe@hermann-uwe.de>
Acked-by: Peter Stuge <peter@stuge.se>



git-svn-id: svn://svn.coreboot.org/coreboot/trunk@3815 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1

1 files changed, 159 insertions, 0 deletions

diff --git a/src/mainboard/asus/p2b-ds/mptable.c b/src/mainboard/asus/p2b-ds/mptable.c
new file mode 100644
index 0000000000..22aa0a59ae
--- /dev/null
+++ b/src/mainboard/asus/p2b-ds/mptable.c
@@ -0,0 +1,159 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2008 Uwe Hermann <uwe@hermann-uwe.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; 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.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
+ */
+
+#include <console/console.h>
+#include <arch/smp/mpspec.h>
+#include <device/pci.h>
+#include <string.h>
+#include <stdint.h>
+
+void *smp_write_config_table(void *v)
+{
+	static const char sig[4] = "PCMP";
+	static const char oem[8] = "COREBOOT";
+	static const char productid[12] = "ASUS P2B-DS ";
+	struct mp_config_table *mc;
+
+	mc = (void *)(((char *)v) + SMP_FLOATING_TABLE_LEN);
+	memset(mc, 0, sizeof(*mc));
+
+	memcpy(mc->mpc_signature, sig, sizeof(sig));
+	mc->mpc_length = sizeof(*mc);	/* initially just the header */
+	mc->mpc_spec = 0x04;
+	mc->mpc_checksum = 0;		/* not yet computed */
+	memcpy(mc->mpc_oem, oem, sizeof(oem));
+	memcpy(mc->mpc_productid, productid, sizeof(productid));
+	mc->mpc_oemptr = 0;
+	mc->mpc_oemsize = 0;
+	mc->mpc_entry_count = 0;	/* No entries yet... */
+	mc->mpc_lapic = LAPIC_ADDR;
+	mc->mpe_length = 0;
+	mc->mpe_checksum = 0;
+	mc->reserved = 0;
+
+	smp_write_processors(mc);
+
+	/* Bus:		Bus ID	Type */
+	smp_write_bus(mc, 0, "PCI   ");
+	smp_write_bus(mc, 1, "ISA   ");
+
+	/* I/O APICs:	APIC ID	Version	State		Address */
+	smp_write_ioapic(mc, 2, 0x20, 0xfec00000);
+	{
+		device_t dev;
+		struct resource *res;
+
+		dev = dev_find_slot(1, PCI_DEVFN(0x1e, 0));
+		if (dev) {
+			res = find_resource(dev, PCI_BASE_ADDRESS_0);
+			if (res)
+				smp_write_ioapic(mc, 3, 0x20, res->base);
+		}
+		dev = dev_find_slot(1, PCI_DEVFN(0x1c, 0));
+		if (dev) {
+			res = find_resource(dev, PCI_BASE_ADDRESS_0);
+			if (res)
+				smp_write_ioapic(mc, 4, 0x20, res->base);
+		}
+		dev = dev_find_slot(4, PCI_DEVFN(0x1e, 0));
+		if (dev) {
+			res = find_resource(dev, PCI_BASE_ADDRESS_0);
+			if (res)
+				smp_write_ioapic(mc, 5, 0x20, res->base);
+		}
+		dev = dev_find_slot(4, PCI_DEVFN(0x1c, 0));
+		if (dev) {
+			res = find_resource(dev, PCI_BASE_ADDRESS_0);
+			if (res)
+				smp_write_ioapic(mc, 8, 0x20, res->base);
+		}
+	}
+
+	/* I/O Ints: Type  Polarity  Trigger  Bus ID  IRQ  APIC ID  PIN# */
+	smp_write_intsrc(mc, mp_ExtINT,
+			 MP_IRQ_TRIGGER_DEFAULT | MP_IRQ_POLARITY_DEFAULT, 0x1,
+			 0x0, 0x2, 0x0);
+	smp_write_intsrc(mc, mp_INT,
+			 MP_IRQ_TRIGGER_DEFAULT | MP_IRQ_POLARITY_DEFAULT, 0x1,
+			 0x1, 0x2, 0x1);
+	smp_write_intsrc(mc, mp_INT,
+			 MP_IRQ_TRIGGER_DEFAULT | MP_IRQ_POLARITY_DEFAULT, 0x1,
+			 0x0, 0x2, 0x2);
+	smp_write_intsrc(mc, mp_INT,
+			 MP_IRQ_TRIGGER_DEFAULT | MP_IRQ_POLARITY_DEFAULT, 0x1,
+			 0x3, 0x2, 0x3);
+	smp_write_intsrc(mc, mp_INT,
+			 MP_IRQ_TRIGGER_DEFAULT | MP_IRQ_POLARITY_DEFAULT, 0x1,
+			 0x4, 0x2, 0x4);
+	smp_write_intsrc(mc, mp_INT,
+			 MP_IRQ_TRIGGER_DEFAULT | MP_IRQ_POLARITY_DEFAULT, 0x1,
+			 0x5, 0x2, 0x5);
+	smp_write_intsrc(mc, mp_INT,
+			 MP_IRQ_TRIGGER_DEFAULT | MP_IRQ_POLARITY_DEFAULT, 0x1,
+			 0x6, 0x2, 0x6);
+	smp_write_intsrc(mc, mp_INT,
+			 MP_IRQ_TRIGGER_DEFAULT | MP_IRQ_POLARITY_DEFAULT, 0x1,
+			 0x7, 0x2, 0x7);
+	smp_write_intsrc(mc, mp_INT,
+			 MP_IRQ_TRIGGER_DEFAULT | MP_IRQ_POLARITY_DEFAULT, 0x1,
+			 0x8, 0x2, 0x8);
+	smp_write_intsrc(mc, mp_INT,
+			 MP_IRQ_TRIGGER_DEFAULT | MP_IRQ_POLARITY_DEFAULT, 0x1,
+			 0x9, 0x2, 0x9);
+	smp_write_intsrc(mc, mp_INT,
+			 MP_IRQ_TRIGGER_DEFAULT | MP_IRQ_POLARITY_DEFAULT, 0x1,
+			 0xc, 0x2, 0xc);
+	smp_write_intsrc(mc, mp_INT,
+			 MP_IRQ_TRIGGER_DEFAULT | MP_IRQ_POLARITY_DEFAULT, 0x1,
+			 0xe, 0x2, 0xe);
+	smp_write_intsrc(mc, mp_INT,
+			 MP_IRQ_TRIGGER_DEFAULT | MP_IRQ_POLARITY_DEFAULT, 0x1,
+			 0xf, 0x2, 0xf);
+	smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_LEVEL | MP_IRQ_POLARITY_LOW,
+			 0x0, 0x13, 0x2, 0x13);
+	smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_LEVEL | MP_IRQ_POLARITY_LOW,
+			 0x0, 0x18, 0x2, 0x13);
+	smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_LEVEL | MP_IRQ_POLARITY_LOW,
+			 0x0, 0x30, 0x2, 0x10);
+
+	/* Local Ints: Type  Polarity  Trigger  Bus ID  IRQ  APIC ID  PIN# */
+	smp_write_intsrc(mc, mp_ExtINT,
+			 MP_IRQ_TRIGGER_EDGE | MP_IRQ_POLARITY_HIGH, 0x1, 0x0,
+			 MP_APIC_ALL, 0x0);
+	smp_write_intsrc(mc, mp_NMI, MP_IRQ_TRIGGER_EDGE | MP_IRQ_POLARITY_HIGH,
+			 0x1, 0x0, MP_APIC_ALL, 0x1);
+
+	/* There is no extension information... */
+
+	/* Compute the checksums */
+	mc->mpe_checksum =
+	    smp_compute_checksum(smp_next_mpc_entry(mc), mc->mpe_length);
+	mc->mpc_checksum = smp_compute_checksum(mc, mc->mpc_length);
+	printk_debug("Wrote the mp table end at: %p - %p\n",
+		     mc, smp_next_mpe_entry(mc));
+	return smp_next_mpe_entry(mc);
+}
+
+unsigned long write_smp_table(unsigned long addr)
+{
+	void *v;
+	v = smp_write_floating_table(addr);
+	return (unsigned long)smp_write_config_table(v);
+}