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-rw-r--r--src/mainboard/via/vt8454c/mptable.c104
1 files changed, 104 insertions, 0 deletions
diff --git a/src/mainboard/via/vt8454c/mptable.c b/src/mainboard/via/vt8454c/mptable.c
new file mode 100644
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+++ b/src/mainboard/via/vt8454c/mptable.c
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+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2007-2009 coresystems GmbH
+ *
+ * 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.
+ *
+ * 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 <device/device.h>
+#include <device/pci.h>
+#include <arch/smp/mpspec.h>
+#include <cpu/x86/lapic.h>
+#include <console/console.h>
+#include <string.h>
+#include <stdint.h>
+
+void *smp_write_config_table(void *v)
+{
+ static const char sig[4] = MPC_SIGNATURE;
+ static const char oem[8] = "COREBOOT";
+ static const char productid[12] = "VIA VT8454C ";
+ 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, "PCI ");
+ smp_write_bus(mc, 2, "PCI ");
+ smp_write_bus(mc, 128, "PCI ");
+ smp_write_bus(mc, 129, "ISA ");
+
+ /* I/O APICs: APIC ID Version State Address */
+ smp_write_ioapic(mc, 2, 17, 0xfec00000);
+
+ /* I/O Ints: Type Polarity Trigger Bus ID IRQ APIC ID PIN# */
+ smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_LEVEL | MP_IRQ_POLARITY_LOW, 0x0, 0x40, 0x2, 0x14);
+ smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_LEVEL | MP_IRQ_POLARITY_LOW, 0x0, 0x41, 0x2, 0x16);
+ smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_LEVEL | MP_IRQ_POLARITY_LOW, 0x0, 0x42, 0x2, 0x15);
+ smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_LEVEL | MP_IRQ_POLARITY_LOW, 0x0, 0x43, 0x2, 0x17);
+ smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_LEVEL | MP_IRQ_POLARITY_LOW, 0x80, 0x4, 0x2, 0x11);
+ smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_LEVEL | MP_IRQ_POLARITY_LOW, 0x1, 0x0, 0x2, 0x11);
+ smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_LEVEL | MP_IRQ_POLARITY_LOW, 0x2, 0x10, 0x2, 0x11);
+ smp_write_intsrc(mc, mp_ExtINT, MP_IRQ_TRIGGER_DEFAULT | MP_IRQ_POLARITY_DEFAULT, 0x81, 0x0, 0x2, 0x0);
+ smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_DEFAULT | MP_IRQ_POLARITY_DEFAULT, 0x81, 0x1, 0x2, 0x1);
+ smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_DEFAULT | MP_IRQ_POLARITY_DEFAULT, 0x81, 0x0, 0x2, 0x2);
+ smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_DEFAULT | MP_IRQ_POLARITY_DEFAULT, 0x81, 0x3, 0x2, 0x3);
+ smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_DEFAULT | MP_IRQ_POLARITY_DEFAULT, 0x81, 0x4, 0x2, 0x4);
+ smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_DEFAULT | MP_IRQ_POLARITY_DEFAULT, 0x81, 0x6, 0x2, 0x6);
+ smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_DEFAULT | MP_IRQ_POLARITY_DEFAULT, 0x81, 0x7, 0x2, 0x7);
+ smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_EDGE | MP_IRQ_POLARITY_HIGH, 0x81, 0x8, 0x2, 0x8);
+ smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_DEFAULT | MP_IRQ_POLARITY_DEFAULT, 0x81, 0x9, 0x2, 0x9);
+ smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_DEFAULT | MP_IRQ_POLARITY_DEFAULT, 0x81, 0xc, 0x2, 0xc);
+ smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_DEFAULT | MP_IRQ_POLARITY_DEFAULT, 0x81, 0xd, 0x2, 0xd);
+ smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_DEFAULT | MP_IRQ_POLARITY_DEFAULT, 0x81, 0xe, 0x2, 0xe);
+ smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_DEFAULT | MP_IRQ_POLARITY_DEFAULT, 0x81, 0xf, 0x2, 0xf);
+
+ /*Local Ints: Type Polarity Trigger Bus ID IRQ APIC ID PIN# */
+ smp_write_intsrc(mc, mp_ExtINT, MP_IRQ_TRIGGER_DEFAULT | MP_IRQ_POLARITY_DEFAULT, 0x0, 0x0, MP_APIC_ALL, 0x0);
+ smp_write_intsrc(mc, mp_NMI, MP_IRQ_TRIGGER_DEFAULT | MP_IRQ_POLARITY_DEFAULT, 0x0, 0x0, MP_APIC_ALL, 0x1);
+
+ /* 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);
+}