diff options
Diffstat (limited to 'arch/ia64/sn/io/ml_SN_init.c')
| -rw-r--r-- | arch/ia64/sn/io/ml_SN_init.c | 235 |
1 files changed, 0 insertions, 235 deletions
diff --git a/arch/ia64/sn/io/ml_SN_init.c b/arch/ia64/sn/io/ml_SN_init.c deleted file mode 100644 index d6bfddc90f9364..00000000000000 --- a/arch/ia64/sn/io/ml_SN_init.c +++ /dev/null @@ -1,235 +0,0 @@ -/* $Id$ - * - * 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. - * - * Copyright (C) 1992 - 1997, 2000-2002 Silicon Graphics, Inc. All rights reserved. - */ - -#include <linux/types.h> -#include <linux/config.h> -#include <linux/slab.h> -#include <linux/bootmem.h> -#include <asm/sn/sgi.h> -#include <asm/sn/io.h> -#include <asm/sn/iograph.h> -#include <asm/sn/invent.h> -#include <asm/sn/hcl.h> -#include <asm/sn/labelcl.h> -#include <asm/sn/sn_private.h> -#include <asm/sn/klconfig.h> -#include <asm/sn/sn_cpuid.h> -#include <asm/sn/snconfig.h> - -extern int numcpus; -extern char arg_maxnodes[]; -extern cpuid_t master_procid; -#if defined(CONFIG_IA64_SGI_SN1) -extern synergy_da_t *Synergy_da_indr[]; -#endif - -extern int hasmetarouter; - -int maxcpus; -cpumask_t boot_cpumask; -hubreg_t region_mask = 0; - - -extern xwidgetnum_t hub_widget_id(nasid_t); - -extern int valid_icache_reasons; /* Reasons to flush the icache */ -extern int valid_dcache_reasons; /* Reasons to flush the dcache */ -extern u_char miniroot; -extern volatile int need_utlbmiss_patch; -extern void iograph_early_init(void); - -nasid_t master_nasid = INVALID_NASID; - - -/* - * mlreset(int slave) - * very early machine reset - at this point NO interrupts have been - * enabled; nor is memory, tlb, p0, etc setup. - * - * slave is zero when mlreset is called for the master processor and - * is nonzero thereafter. - */ - - -void -mlreset(int slave) -{ - if (!slave) { - /* - * We are the master cpu and node. - */ - master_nasid = get_nasid(); - set_master_bridge_base(); - - /* We're the master processor */ - master_procid = smp_processor_id(); - master_nasid = cpuid_to_nasid(master_procid); - - /* - * master_nasid we get back better be same as one from - * get_nasid() - */ - ASSERT_ALWAYS(master_nasid == get_nasid()); - - /* early initialization of iograph */ - iograph_early_init(); - - /* Initialize Hub Pseudodriver Management */ - hubdev_init(); - - } else { /* slave != 0 */ - /* - * This code is performed ONLY by slave processors. - */ - - } -} - - -/* XXX - Move the meat of this to intr.c ? */ -/* - * Set up the platform-dependent fields in the nodepda. - */ -void init_platform_nodepda(nodepda_t *npda, cnodeid_t node) -{ - hubinfo_t hubinfo; -#ifdef CONFIG_IA64_SGI_SN1 - int sn; -#endif - - extern void router_map_init(nodepda_t *); - extern void router_queue_init(nodepda_t *,cnodeid_t); - extern void intr_init_vecblk(nodepda_t *, cnodeid_t, int); - - /* Allocate per-node platform-dependent data */ - hubinfo = (hubinfo_t)alloc_bootmem_node(NODE_DATA(node), sizeof(struct hubinfo_s)); - - npda->pdinfo = (void *)hubinfo; - hubinfo->h_nodepda = npda; - hubinfo->h_cnodeid = node; - hubinfo->h_nasid = COMPACT_TO_NASID_NODEID(node); - - spin_lock_init(&hubinfo->h_crblock); - - hubinfo->h_widgetid = hub_widget_id(hubinfo->h_nasid); - npda->xbow_peer = INVALID_NASID; - - /* - * Initialize the linked list of - * router info pointers to the dependent routers - */ - npda->npda_rip_first = NULL; - - /* - * npda_rip_last always points to the place - * where the next element is to be inserted - * into the list - */ - npda->npda_rip_last = &npda->npda_rip_first; - npda->module_id = INVALID_MODULE; - -#ifdef CONFIG_IA64_SGI_SN1 - /* - * Initialize the interrupts. - * On sn2, this is done at pci init time, - * because sn2 needs the cpus checked in - * when it initializes interrupts. This is - * so we don't see all the nodes as headless. - */ - for (sn=0; sn<NUM_SUBNODES; sn++) { - intr_init_vecblk(npda, node, sn); - } -#endif /* CONFIG_IA64_SGI_SN1 */ - - mutex_init_locked(&npda->xbow_sema); /* init it locked? */ - -#ifdef LATER - - /* Setup the (module,slot) --> nic mapping for all the routers - * in the system. This is useful during error handling when - * there is no shared memory. - */ - router_map_init(npda); - - /* Allocate memory for the per-node router traversal queue */ - router_queue_init(npda,node); - npda->sbe_info = alloc_bootmem_node(NODE_DATA(node), sizeof (sbe_info_t)); - ASSERT(npda->sbe_info); - -#endif /* LATER */ -} - -/* XXX - Move the interrupt stuff to intr.c ? */ -/* - * Set up the platform-dependent fields in the processor pda. - * Must be done _after_ init_platform_nodepda(). - * If we need a lock here, something else is wrong! - */ -void init_platform_pda(cpuid_t cpu) -{ -#if defined(CONFIG_IA64_SGI_SN1) - hub_intmasks_t *intmasks; - int i, subnode; - cnodeid_t cnode; - synergy_da_t *sda; - int which_synergy; - - - cnode = cpuid_to_cnodeid(cpu); - which_synergy = cpuid_to_synergy(cpu); - - sda = Synergy_da_indr[(cnode * 2) + which_synergy]; - intmasks = &sda->s_intmasks; - - /* Clear INT_PEND0 masks. */ - for (i = 0; i < N_INTPEND0_MASKS; i++) - intmasks->intpend0_masks[i] = 0; - - /* Set up pointer to the vector block in the nodepda. */ - /* (Cant use SUBNODEPDA - not working yet) */ - subnode = cpuid_to_subnode(cpu); - intmasks->dispatch0 = &NODEPDA(cnode)->snpda[cpuid_to_subnode(cpu)].intr_dispatch0; - intmasks->dispatch1 = &NODEPDA(cnode)->snpda[cpuid_to_subnode(cpu)].intr_dispatch1; - if (intmasks->dispatch0 != &SUBNODEPDA(cnode, subnode)->intr_dispatch0 || - intmasks->dispatch1 != &SUBNODEPDA(cnode, subnode)->intr_dispatch1) - panic("xxx"); - intmasks->dispatch0 = &SUBNODEPDA(cnode, subnode)->intr_dispatch0; - intmasks->dispatch1 = &SUBNODEPDA(cnode, subnode)->intr_dispatch1; - - /* Clear INT_PEND1 masks. */ - for (i = 0; i < N_INTPEND1_MASKS; i++) - intmasks->intpend1_masks[i] = 0; -#endif /* CONFIG_IA64_SGI_SN1 */ -} - -void -update_node_information(cnodeid_t cnodeid) -{ - nodepda_t *npda = NODEPDA(cnodeid); - nodepda_router_info_t *npda_rip; - - /* Go through the list of router info - * structures and copy some frequently - * accessed info from the info hanging - * off the corresponding router vertices - */ - npda_rip = npda->npda_rip_first; - while(npda_rip) { - if (npda_rip->router_infop) { - npda_rip->router_portmask = - npda_rip->router_infop->ri_portmask; - npda_rip->router_slot = - npda_rip->router_infop->ri_slotnum; - } else { - /* No router, no ports. */ - npda_rip->router_portmask = 0; - } - npda_rip = npda_rip->router_next; - } -} |