diff options
Diffstat (limited to 'arch/x86/kernel/numaq_32.c')
| -rw-r--r-- | arch/x86/kernel/numaq_32.c | 105 |
1 files changed, 0 insertions, 105 deletions
diff --git a/arch/x86/kernel/numaq_32.c b/arch/x86/kernel/numaq_32.c deleted file mode 100644 index 5b20a5e7ac2..00000000000 --- a/arch/x86/kernel/numaq_32.c +++ /dev/null @@ -1,105 +0,0 @@ -/* - * Written by: Patricia Gaughen, IBM Corporation - * - * Copyright (C) 2002, IBM Corp. - * - * All rights reserved. - * - * 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, GOOD TITLE or - * NON INFRINGEMENT. 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., 675 Mass Ave, Cambridge, MA 02139, USA. - * - * Send feedback to <gone@us.ibm.com> - */ - -#include <linux/mm.h> -#include <linux/bootmem.h> -#include <linux/mmzone.h> -#include <linux/module.h> -#include <linux/nodemask.h> -#include <asm/numaq.h> -#include <asm/topology.h> -#include <asm/processor.h> -#include <asm/mpspec.h> -#include <asm/e820.h> - -#define MB_TO_PAGES(addr) ((addr) << (20 - PAGE_SHIFT)) - -/* - * Function: smp_dump_qct() - * - * Description: gets memory layout from the quad config table. This - * function also updates node_online_map with the nodes (quads) present. - */ -static void __init smp_dump_qct(void) -{ - int node; - struct eachquadmem *eq; - struct sys_cfg_data *scd = - (struct sys_cfg_data *)__va(SYS_CFG_DATA_PRIV_ADDR); - - nodes_clear(node_online_map); - for_each_node(node) { - if (scd->quads_present31_0 & (1 << node)) { - node_set_online(node); - eq = &scd->eq[node]; - /* Convert to pages */ - node_start_pfn[node] = MB_TO_PAGES( - eq->hi_shrd_mem_start - eq->priv_mem_size); - node_end_pfn[node] = MB_TO_PAGES( - eq->hi_shrd_mem_start + eq->hi_shrd_mem_size); - - e820_register_active_regions(node, node_start_pfn[node], - node_end_pfn[node]); - memory_present(node, - node_start_pfn[node], node_end_pfn[node]); - node_remap_size[node] = node_memmap_size_bytes(node, - node_start_pfn[node], - node_end_pfn[node]); - } - } -} - -static __init void early_check_numaq(void) -{ - /* - * Find possible boot-time SMP configuration: - */ - early_find_smp_config(); - /* - * get boot-time SMP configuration: - */ - if (smp_found_config) - early_get_smp_config(); -} - -int __init get_memcfg_numaq(void) -{ - early_check_numaq(); - if (!found_numaq) - return 0; - smp_dump_qct(); - return 1; -} - -void __init numaq_tsc_disable(void) -{ - if (!found_numaq) - return -1; - - if (num_online_nodes() > 1) { - printk(KERN_DEBUG "NUMAQ: disabling TSC\n"); - setup_clear_cpu_cap(X86_FEATURE_TSC); - } -} |
