diff options
Diffstat (limited to 'src/mainboard/asus/p2b/variants/p2b-d/mptable.c')
-rw-r--r-- | src/mainboard/asus/p2b/variants/p2b-d/mptable.c | 55 |
1 files changed, 55 insertions, 0 deletions
diff --git a/src/mainboard/asus/p2b/variants/p2b-d/mptable.c b/src/mainboard/asus/p2b/variants/p2b-d/mptable.c new file mode 100644 index 0000000000..6c238f1da2 --- /dev/null +++ b/src/mainboard/asus/p2b/variants/p2b-d/mptable.c @@ -0,0 +1,55 @@ +/* + * This file is part of the coreboot project. + * + * + * 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 <arch/smp/mpspec.h> +#include <arch/ioapic.h> +#include <stdint.h> + +static void *smp_write_config_table(void *v) +{ + int ioapic_id, ioapic_ver, isa_bus; + struct mp_config_table *mc; + + mc = (void *)(((char *)v) + SMP_FLOATING_TABLE_LEN); + + mptable_init(mc, LOCAL_APIC_ADDR); + + smp_write_processors(mc); + + mptable_write_buses(mc, NULL, &isa_bus); + + ioapic_id = 2; + ioapic_ver = 0x11; /* External Intel 82093AA IOAPIC. */ + smp_write_ioapic(mc, ioapic_id, ioapic_ver, VIO_APIC_VADDR); + + /* Legacy Interrupts */ + mptable_add_isa_interrupts(mc, isa_bus, ioapic_id, 0); + + /* I/O Ints: Type Trigger Polarity Bus ID IRQ APIC ID PIN# */ + smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_LEVEL | MP_IRQ_POLARITY_LOW, 0x0, 0x13, ioapic_id, 0x13); /* UHCI */ + + /* Local Ints: Type Trigger Polarity Bus ID IRQ APIC ID PIN# */ + mptable_lintsrc(mc, isa_bus); + + /* Compute the checksums. */ + return mptable_finalize(mc); +} + +unsigned long write_smp_table(unsigned long addr) +{ + void *v; + v = smp_write_floating_table(addr, 0); + return (unsigned long)smp_write_config_table(v); +} |