/* * This file is part of the coreboot project. * * Copyright (C) 2007 AMD * Written by Yinghai Lu for AMD. * * 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 #include #include #include #include #include extern unsigned char bus_isa; extern unsigned char bus_mcp55[8]; // 1 extern unsigned apicid_mcp55; extern unsigned bus_type[256]; static void *smp_write_config_table(void *v) { static const char sig[4] = "PCMP"; static const char oem[8] = "MSI "; static const char productid[12] = "MS-7260 "; struct mp_config_table *mc; unsigned int sbdn; int i, j; 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); get_bus_conf(); sbdn = sysconf.sbdn; /* Bus: Bus ID Type */ /* Define bus and ISA numbers. */ for (j = 0; j < 256; j++) { if (bus_type[j]) smp_write_bus(mc, j, "PCI "); } smp_write_bus(mc, bus_isa, "ISA "); /* I/O APICs: APIC ID Version State Address */ { device_t dev; struct resource *res; uint32_t dword; dev = dev_find_slot(bus_mcp55[0], PCI_DEVFN(sbdn + 0x1, 0)); if (dev) { res = find_resource(dev, PCI_BASE_ADDRESS_1); if (res) smp_write_ioapic(mc, apicid_mcp55, 0x11, res->base); dword = 0x43c6c643; pci_write_config32(dev, 0x7c, dword); dword = 0x81001a00; pci_write_config32(dev, 0x80, dword); dword = 0xd0001202; pci_write_config32(dev, 0x84, dword); } } /* I/O Ints: Type Trigger Polarity Bus ID IRQ APIC ID PIN# */ smp_write_intsrc(mc, mp_ExtINT, MP_IRQ_TRIGGER_EDGE | MP_IRQ_POLARITY_HIGH, bus_isa, 0x0, apicid_mcp55, 0x0); smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_EDGE | MP_IRQ_POLARITY_HIGH, bus_isa, 0x1, apicid_mcp55, 0x1); smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_EDGE | MP_IRQ_POLARITY_HIGH, bus_isa, 0x0, apicid_mcp55, 0x2); smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_EDGE | MP_IRQ_POLARITY_HIGH, bus_isa, 0x3, apicid_mcp55, 0x3); smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_EDGE | MP_IRQ_POLARITY_HIGH, bus_isa, 0x4, apicid_mcp55, 0x4); smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_EDGE | MP_IRQ_POLARITY_HIGH, bus_isa, 0x6, apicid_mcp55, 0x6); smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_EDGE | MP_IRQ_POLARITY_HIGH, bus_isa, 0x7, apicid_mcp55, 0x7); smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_EDGE | MP_IRQ_POLARITY_HIGH, bus_isa, 0x8, apicid_mcp55, 0x8); smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_EDGE | MP_IRQ_POLARITY_HIGH, bus_isa, 0xc, apicid_mcp55, 0xc); smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_EDGE | MP_IRQ_POLARITY_HIGH, bus_isa, 0xd, apicid_mcp55, 0xd); smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_EDGE | MP_IRQ_POLARITY_HIGH, bus_isa, 0xe, apicid_mcp55, 0xe); smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_EDGE | MP_IRQ_POLARITY_HIGH, bus_isa, 0xf, apicid_mcp55, 0xf); smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_LEVEL | MP_IRQ_POLARITY_LOW, bus_mcp55[0], ((sbdn + 1) << 2) | 1, apicid_mcp55, 0xa); smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_LEVEL | MP_IRQ_POLARITY_LOW, bus_mcp55[0], ((sbdn + 2) << 2) | 0, apicid_mcp55, 0x16); // 22 smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_LEVEL | MP_IRQ_POLARITY_LOW, bus_mcp55[0], ((sbdn + 2) << 2) | 1, apicid_mcp55, 0x17); // 23 smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_LEVEL | MP_IRQ_POLARITY_LOW, bus_mcp55[0], ((sbdn + 6) << 2) | 1, apicid_mcp55, 0x17); // 23 smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_LEVEL | MP_IRQ_POLARITY_LOW, bus_mcp55[0], ((sbdn + 5) << 2) | 0, apicid_mcp55, 0x14); // 20 smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_LEVEL | MP_IRQ_POLARITY_LOW, bus_mcp55[0], ((sbdn + 5) << 2) | 1, apicid_mcp55, 0x17); // 23 smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_LEVEL | MP_IRQ_POLARITY_LOW, bus_mcp55[0], ((sbdn + 5) << 2) | 2, apicid_mcp55, 0x15); // 21 smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_LEVEL | MP_IRQ_POLARITY_LOW, bus_mcp55[0], ((sbdn + 8) << 2) | 0, apicid_mcp55, 0x16); // 22 for (j = 7; j >= 2; j--) { if (!bus_mcp55[j]) continue; for (i = 0; i < 4; i++) smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_LEVEL | MP_IRQ_POLARITY_LOW, bus_mcp55[j], (0x00 << 2) | i, apicid_mcp55, 0x10 + (2 + j + i + 4 - sbdn % 4) % 4); } for (j = 0; j < 2; j++) { for (i = 0; i < 4; i++) smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_LEVEL | MP_IRQ_POLARITY_LOW, bus_mcp55[1], ((0x06 + j) << 2) | i, apicid_mcp55, 0x10 + (2 + i + j) % 4); } /* Local Ints: Type Trigger Polarity Bus ID IRQ APIC ID PIN# */ smp_write_intsrc(mc, mp_ExtINT, MP_IRQ_TRIGGER_EDGE | MP_IRQ_POLARITY_HIGH, bus_isa, 0x0, MP_APIC_ALL, 0x0); smp_write_intsrc(mc, mp_NMI, MP_IRQ_TRIGGER_EDGE | MP_IRQ_POLARITY_HIGH, bus_isa, 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(BIOS_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); }