diff options
Diffstat (limited to 'src/mainboard/via/vt8454c/mptable.c')
| -rw-r--r-- | src/mainboard/via/vt8454c/mptable.c | 104 |
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 index 0000000000..e060d67ddd --- /dev/null +++ b/src/mainboard/via/vt8454c/mptable.c @@ -0,0 +1,104 @@ +/* + * 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); +} |