diff options
Diffstat (limited to 'ANDROID_3.4.5/arch/ia64/uv/kernel/setup.c')
| -rw-r--r-- | ANDROID_3.4.5/arch/ia64/uv/kernel/setup.c | 116 |
1 files changed, 0 insertions, 116 deletions
diff --git a/ANDROID_3.4.5/arch/ia64/uv/kernel/setup.c b/ANDROID_3.4.5/arch/ia64/uv/kernel/setup.c deleted file mode 100644 index f1490657..00000000 --- a/ANDROID_3.4.5/arch/ia64/uv/kernel/setup.c +++ /dev/null @@ -1,116 +0,0 @@ -/* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * SGI UV Core Functions - * - * Copyright (C) 2008 Silicon Graphics, Inc. All rights reserved. - */ - -#include <linux/module.h> -#include <linux/percpu.h> -#include <asm/sn/simulator.h> -#include <asm/uv/uv_mmrs.h> -#include <asm/uv/uv_hub.h> - -DEFINE_PER_CPU(struct uv_hub_info_s, __uv_hub_info); -EXPORT_PER_CPU_SYMBOL_GPL(__uv_hub_info); - -#ifdef CONFIG_IA64_SGI_UV -int sn_prom_type; -long sn_partition_id; -EXPORT_SYMBOL(sn_partition_id); -long sn_coherency_id; -EXPORT_SYMBOL_GPL(sn_coherency_id); -long sn_region_size; -EXPORT_SYMBOL(sn_region_size); -#endif - -struct redir_addr { - unsigned long redirect; - unsigned long alias; -}; - -#define DEST_SHIFT UVH_RH_GAM_ALIAS210_REDIRECT_CONFIG_0_MMR_DEST_BASE_SHFT - -static __initdata struct redir_addr redir_addrs[] = { - {UVH_RH_GAM_ALIAS210_REDIRECT_CONFIG_0_MMR, UVH_SI_ALIAS0_OVERLAY_CONFIG}, - {UVH_RH_GAM_ALIAS210_REDIRECT_CONFIG_1_MMR, UVH_SI_ALIAS1_OVERLAY_CONFIG}, - {UVH_RH_GAM_ALIAS210_REDIRECT_CONFIG_2_MMR, UVH_SI_ALIAS2_OVERLAY_CONFIG}, -}; - -static __init void get_lowmem_redirect(unsigned long *base, unsigned long *size) -{ - union uvh_si_alias0_overlay_config_u alias; - union uvh_rh_gam_alias210_redirect_config_2_mmr_u redirect; - int i; - - for (i = 0; i < ARRAY_SIZE(redir_addrs); i++) { - alias.v = uv_read_local_mmr(redir_addrs[i].alias); - if (alias.s.base == 0) { - *size = (1UL << alias.s.m_alias); - redirect.v = uv_read_local_mmr(redir_addrs[i].redirect); - *base = (unsigned long)redirect.s.dest_base << DEST_SHIFT; - return; - } - } - BUG(); -} - -void __init uv_setup(char **cmdline_p) -{ - union uvh_si_addr_map_config_u m_n_config; - union uvh_node_id_u node_id; - unsigned long gnode_upper; - int nid, cpu, m_val, n_val; - unsigned long mmr_base, lowmem_redir_base, lowmem_redir_size; - - if (IS_MEDUSA()) { - lowmem_redir_base = 0; - lowmem_redir_size = 0; - node_id.v = 0; - m_n_config.s.m_skt = 37; - m_n_config.s.n_skt = 0; - mmr_base = 0; -#if 0 - /* Need BIOS calls - TDB */ - if (!ia64_sn_is_fake_prom()) - sn_prom_type = 1; - else -#endif - sn_prom_type = 2; - printk(KERN_INFO "Running on medusa with %s PROM\n", - (sn_prom_type == 1) ? "real" : "fake"); - } else { - get_lowmem_redirect(&lowmem_redir_base, &lowmem_redir_size); - node_id.v = uv_read_local_mmr(UVH_NODE_ID); - m_n_config.v = uv_read_local_mmr(UVH_SI_ADDR_MAP_CONFIG); - mmr_base = - uv_read_local_mmr(UVH_RH_GAM_MMR_OVERLAY_CONFIG_MMR) & - ~UV_MMR_ENABLE; - } - - m_val = m_n_config.s.m_skt; - n_val = m_n_config.s.n_skt; - printk(KERN_DEBUG "UV: global MMR base 0x%lx\n", mmr_base); - - gnode_upper = (((unsigned long)node_id.s.node_id) & - ~((1 << n_val) - 1)) << m_val; - - for_each_present_cpu(cpu) { - nid = cpu_to_node(cpu); - uv_cpu_hub_info(cpu)->lowmem_remap_base = lowmem_redir_base; - uv_cpu_hub_info(cpu)->lowmem_remap_top = - lowmem_redir_base + lowmem_redir_size; - uv_cpu_hub_info(cpu)->m_val = m_val; - uv_cpu_hub_info(cpu)->n_val = n_val; - uv_cpu_hub_info(cpu)->pnode_mask = (1 << n_val) -1; - uv_cpu_hub_info(cpu)->gpa_mask = (1 << (m_val + n_val)) - 1; - uv_cpu_hub_info(cpu)->gnode_upper = gnode_upper; - uv_cpu_hub_info(cpu)->global_mmr_base = mmr_base; - uv_cpu_hub_info(cpu)->coherency_domain_number = 0;/* ZZZ */ - printk(KERN_DEBUG "UV cpu %d, nid %d\n", cpu, nid); - } -} - |