patch-2.4.22 linux-2.4.22/arch/ia64/sn/io/ml_SN_init.c

• Lines: 236
• Date: 1969-12-31 16:00:00.000000000 -0800
• Orig file: linux-2.4.21/arch/ia64/sn/io/ml_SN_init.c
• Orig date: 2002-08-02 17:39:43.000000000 -0700

diff -urN linux-2.4.21/arch/ia64/sn/io/ml_SN_init.c linux-2.4.22/arch/ia64/sn/io/ml_SN_init.c
@@ -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;
-	}
-}