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diff --git a/src/arch/x86/tables.c b/src/arch/x86/tables.c
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+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2003 Eric Biederman
+ * Copyright (C) 2005 Steve Magnani
+ * Copyright (C) 2008-2009 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.
+ */
+
+#include <console/console.h>
+#include <cpu/cpu.h>
+#include <boot/tables.h>
+#include <boot/coreboot_tables.h>
+#include <arch/pirq_routing.h>
+#include <arch/smp/mpspec.h>
+#include <arch/acpi.h>
+#include <string.h>
+#include <cbmem.h>
+#include <smbios.h>
+
+void write_tables(void)
+{
+ unsigned long low_table_start, low_table_end;
+ unsigned long rom_table_start, rom_table_end;
+
+ /* Even if high tables are configured, some tables are copied both to
+ * the low and the high area, so payloads and OSes don't need to know
+ * about the high tables.
+ */
+ unsigned long high_table_pointer;
+
+ rom_table_start = 0xf0000;
+ rom_table_end = 0xf0000;
+
+ /* Start low addr at 0x500, so we don't run into conflicts with the BDA
+ * in case our data structures grow beyond 0x400. Only GDT
+ * and the coreboot table use low_tables.
+ */
+ low_table_start = 0;
+ low_table_end = 0x500;
+
+#if CONFIG_GENERATE_PIRQ_TABLE
+#define MAX_PIRQ_TABLE_SIZE (4 * 1024)
+ post_code(0x9a);
+
+ /* This table must be between 0x0f0000 and 0x100000 */
+ rom_table_end = write_pirq_routing_table(rom_table_end);
+ rom_table_end = ALIGN(rom_table_end, 1024);
+
+ /* And add a high table version for those payloads that
+ * want to live in the F segment
+ */
+ high_table_pointer = (unsigned long)cbmem_add(CBMEM_ID_PIRQ, MAX_PIRQ_TABLE_SIZE);
+ if (high_table_pointer) {
+ unsigned long new_high_table_pointer;
+ new_high_table_pointer = write_pirq_routing_table(high_table_pointer);
+ // FIXME make pirq table code intelligent enough to know how
+ // much space it's going to need.
+ if (new_high_table_pointer > (high_table_pointer + MAX_PIRQ_TABLE_SIZE)) {
+ printk(BIOS_ERR, "ERROR: Increase PIRQ size.\n");
+ }
+ printk(BIOS_DEBUG, "PIRQ table: %ld bytes.\n",
+ new_high_table_pointer - high_table_pointer);
+ }
+
+#endif
+
+#if CONFIG_GENERATE_MP_TABLE
+#define MAX_MP_TABLE_SIZE (4 * 1024)
+ post_code(0x9b);
+
+ /* The smp table must be in 0-1K, 639K-640K, or 960K-1M */
+ rom_table_end = write_smp_table(rom_table_end);
+ rom_table_end = ALIGN(rom_table_end, 1024);
+
+ high_table_pointer = (unsigned long)cbmem_add(CBMEM_ID_MPTABLE, MAX_MP_TABLE_SIZE);
+ if (high_table_pointer) {
+ unsigned long new_high_table_pointer;
+ new_high_table_pointer = write_smp_table(high_table_pointer);
+ // FIXME make mp table code intelligent enough to know how
+ // much space it's going to need.
+ if (new_high_table_pointer > (high_table_pointer + MAX_MP_TABLE_SIZE)) {
+ printk(BIOS_ERR, "ERROR: Increase MP table size.\n");
+ }
+
+ printk(BIOS_DEBUG, "MP table: %ld bytes.\n",
+ new_high_table_pointer - high_table_pointer);
+ }
+#endif /* CONFIG_GENERATE_MP_TABLE */
+
+#if CONFIG_HAVE_ACPI_TABLES
+#define MAX_ACPI_SIZE (144 * 1024)
+
+ post_code(0x9c);
+
+ /* Write ACPI tables to F segment and high tables area */
+
+ /* Ok, this is a bit hacky still, because some day we want to have this
+ * completely dynamic. But right now we are setting fixed sizes.
+ * It's probably still better than the old high_table_base code because
+ * now at least we know when we have an overflow in the area.
+ *
+ * We want to use 1MB - 64K for Resume backup. We use 512B for TOC and
+ * 512 byte for GDT, 4K for PIRQ and 4K for MP table and 8KB for the
+ * coreboot table. This leaves us with 47KB for all of ACPI. Let's see
+ * how far we get.
+ */
+ high_table_pointer = (unsigned long)cbmem_add(CBMEM_ID_ACPI, MAX_ACPI_SIZE);
+ if (high_table_pointer) {
+ unsigned long acpi_start = high_table_pointer;
+ unsigned long new_high_table_pointer;
+
+ rom_table_end = ALIGN(rom_table_end, 16);
+ new_high_table_pointer = write_acpi_tables(high_table_pointer);
+ if (new_high_table_pointer > ( high_table_pointer + MAX_ACPI_SIZE)) {
+ printk(BIOS_ERR, "ERROR: Increase ACPI size\n");
+ }
+ printk(BIOS_DEBUG, "ACPI tables: %ld bytes.\n",
+ new_high_table_pointer - high_table_pointer);
+
+ /* Now we need to create a low table copy of the RSDP. */
+
+ /* First we look for the high table RSDP */
+ while (acpi_start < new_high_table_pointer) {
+ if (memcmp(((acpi_rsdp_t *)acpi_start)->signature, RSDP_SIG, 8) == 0) {
+ break;
+ }
+ acpi_start++;
+ }
+
+ /* Now, if we found the RSDP, we take the RSDT and XSDT pointer
+ * from it in order to write the low RSDP
+ */
+ if (acpi_start < new_high_table_pointer) {
+ acpi_rsdp_t *low_rsdp = (acpi_rsdp_t *)rom_table_end,
+ *high_rsdp = (acpi_rsdp_t *)acpi_start;
+
+ /* Technically rsdp length varies but coreboot always
+ writes longest size available. */
+ memcpy(low_rsdp, high_rsdp, sizeof(acpi_rsdp_t));
+ } else {
+ printk(BIOS_ERR, "ERROR: Didn't find RSDP in high table.\n");
+ }
+ rom_table_end = ALIGN(rom_table_end + sizeof(acpi_rsdp_t), 16);
+ } else {
+ rom_table_end = write_acpi_tables(rom_table_end);
+ rom_table_end = ALIGN(rom_table_end, 1024);
+ }
+
+#endif
+#define MAX_SMBIOS_SIZE 2048
+#if CONFIG_GENERATE_SMBIOS_TABLES
+ high_table_pointer = (unsigned long)cbmem_add(CBMEM_ID_SMBIOS, MAX_SMBIOS_SIZE);
+ if (high_table_pointer) {
+ unsigned long new_high_table_pointer;
+
+ new_high_table_pointer = smbios_write_tables(high_table_pointer);
+ rom_table_end = ALIGN(rom_table_end, 16);
+ memcpy((void *)rom_table_end, (void *)high_table_pointer, sizeof(struct smbios_entry));
+ rom_table_end += sizeof(struct smbios_entry);
+
+ if (new_high_table_pointer > ( high_table_pointer + MAX_SMBIOS_SIZE)) {
+ printk(BIOS_ERR, "ERROR: Increase SMBIOS size\n");
+ }
+ printk(BIOS_DEBUG, "SMBIOS tables: %ld bytes.\n",
+ new_high_table_pointer - high_table_pointer);
+ } else {
+ unsigned long new_rom_table_end = smbios_write_tables(rom_table_end);
+ printk(BIOS_DEBUG, "SMBIOS size %ld bytes\n", new_rom_table_end - rom_table_end);
+ rom_table_end = ALIGN(new_rom_table_end, 16);
+ }
+#endif
+
+ post_code(0x9e);
+
+#define MAX_COREBOOT_TABLE_SIZE (32 * 1024)
+ post_code(0x9d);
+
+ high_table_pointer = (unsigned long)cbmem_add(CBMEM_ID_CBTABLE, MAX_COREBOOT_TABLE_SIZE);
+
+ if (high_table_pointer) {
+ unsigned long new_high_table_pointer;
+
+ /* FIXME: The high_table_base parameter is not reference when tables are high,
+ * or high_table_pointer >1 MB.
+ */
+ u64 fixme_high_tables_base = 0;
+
+ /* Also put a forwarder entry into 0-4K */
+ new_high_table_pointer = write_coreboot_table(low_table_start, low_table_end,
+ fixme_high_tables_base, high_table_pointer);
+
+ if (new_high_table_pointer > (high_table_pointer +
+ MAX_COREBOOT_TABLE_SIZE))
+ printk(BIOS_ERR, "%s: coreboot table didn't fit (%lx)\n",
+ __func__, new_high_table_pointer -
+ high_table_pointer);
+
+ printk(BIOS_DEBUG, "coreboot table: %ld bytes.\n",
+ new_high_table_pointer - high_table_pointer);
+ } else {
+ /* The coreboot table must be in 0-4K or 960K-1M */
+ write_coreboot_table(low_table_start, low_table_end,
+ rom_table_start, rom_table_end);
+ }
+
+ /* Print CBMEM sections */
+ cbmem_list();
+}