return ret;
}
+/*
+ * Temporarily disable the NUMA PHYSINFO code until the rest of the
+ * changes are upstream.
+ */
+#undef IA64_NUMA_PHYSINFO
+
static int
xencomm_privcmd_sysctl(privcmd_hypercall_t *hypercall)
{
(void *)desc);
break;
case XEN_SYSCTL_tbuf_op:
+#ifndef IA64_NUMA_PHYSINFO
case XEN_SYSCTL_physinfo:
+#endif
case XEN_SYSCTL_sched_id:
break;
case XEN_SYSCTL_perfc_op:
set_xen_guest_handle(kern_op.u.getdomaininfolist.buffer,
(void *)desc);
break;
+#ifdef IA64_NUMA_PHYSINFO
+ case XEN_SYSCTL_physinfo:
+ ret = xencomm_create(
+ xen_guest_handle(kern_op.u.physinfo.memory_chunks),
+ PUBLIC_MAXCHUNKS * sizeof(node_data_t),
+ &desc, GFP_KERNEL);
+ if (ret)
+ return ret;
+ set_xen_guest_handle(kern_op.u.physinfo.memory_chunks,
+ (void *)desc);
+
+ ret = xencomm_create(
+ xen_guest_handle(kern_op.u.physinfo.cpu_to_node),
+ PUBLIC_MAX_NUMNODES * sizeof(u64),
+ &desc1, GFP_KERNEL);
+ if (ret)
+ xencomm_free(desc);
+ set_xen_guest_handle(kern_op.u.physinfo.cpu_to_node,
+ (void *)desc1);
+ break;
+#endif
default:
printk("%s: unknown sysctl cmd %d\n", __func__, kern_op.cmd);
return -ENOSYS;
ret = xencomm_arch_hypercall_sysctl(op_desc);
- /* FIXME: should we restore the handle? */
+ /* FIXME: should we restore the handles? */
if (copy_to_user(user_op, &kern_op, sizeof(xen_sysctl_t)))
ret = -EFAULT;
obj-y += unaligned.o
obj-y += unwind.o
obj-y += iosapic.o
+obj-y += numa.o
+obj-y += mm_numa.o
mca_asm.S -> linux/arch/ia64/kernel/mca_asm.S
minstate.h -> linux/arch/ia64/kernel/minstate.h
mm_contig.c -> linux/arch/ia64/mm/contig.c
+mm_numa.c -> linux/arch/ia64/mm/numa.c
+numa.c -> linux/arch/ia64/kernel/numa.c
pal.S -> linux/arch/ia64/kernel/pal.S
process-linux-xen.c -> linux/arch/ia64/kernel/process.c
sal.c -> linux/arch/ia64/kernel/sal.c
#endif /* !CONFIG_VIRTUAL_MEM_MAP */
zero_page_memmap_ptr = virt_to_page(ia64_imva(empty_zero_page));
}
-#endif
+#endif /* XEN */
--- /dev/null
+/*
+ * 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.
+ *
+ * This file contains NUMA specific variables and functions which can
+ * be split away from DISCONTIGMEM and are used on NUMA machines with
+ * contiguous memory.
+ *
+ * 2002/08/07 Erich Focht <efocht@ess.nec.de>
+ */
+
+#include <linux/config.h>
+#include <linux/cpu.h>
+#include <linux/kernel.h>
+#include <linux/mm.h>
+#ifndef XEN
+#include <linux/node.h>
+#endif
+#include <linux/init.h>
+#include <linux/bootmem.h>
+#include <asm/mmzone.h>
+#include <asm/numa.h>
+
+
+/*
+ * The following structures are usually initialized by ACPI or
+ * similar mechanisms and describe the NUMA characteristics of the machine.
+ */
+int num_node_memblks;
+struct node_memblk_s node_memblk[NR_NODE_MEMBLKS];
+struct node_cpuid_s node_cpuid[NR_CPUS];
+/*
+ * This is a matrix with "distances" between nodes, they should be
+ * proportional to the memory access latency ratios.
+ */
+u8 numa_slit[MAX_NUMNODES * MAX_NUMNODES];
+
+/* Identify which cnode a physical address resides on */
+int
+paddr_to_nid(unsigned long paddr)
+{
+ int i;
+
+ for (i = 0; i < num_node_memblks; i++)
+ if (paddr >= node_memblk[i].start_paddr &&
+ paddr < node_memblk[i].start_paddr + node_memblk[i].size)
+ break;
+
+ return (i < num_node_memblks) ? node_memblk[i].nid : (num_node_memblks ? -1 : 0);
+}
+
+#if defined(CONFIG_SPARSEMEM) && defined(CONFIG_NUMA)
+/*
+ * Because of holes evaluate on section limits.
+ * If the section of memory exists, then return the node where the section
+ * resides. Otherwise return node 0 as the default. This is used by
+ * SPARSEMEM to allocate the SPARSEMEM sectionmap on the NUMA node where
+ * the section resides.
+ */
+int early_pfn_to_nid(unsigned long pfn)
+{
+ int i, section = pfn >> PFN_SECTION_SHIFT, ssec, esec;
+
+ for (i = 0; i < num_node_memblks; i++) {
+ ssec = node_memblk[i].start_paddr >> PA_SECTION_SHIFT;
+ esec = (node_memblk[i].start_paddr + node_memblk[i].size +
+ ((1L << PA_SECTION_SHIFT) - 1)) >> PA_SECTION_SHIFT;
+ if (section >= ssec && section < esec)
+ return node_memblk[i].nid;
+ }
+
+ return 0;
+}
+#endif
--- /dev/null
+/*
+ * 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. 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ *
+ * ia64 kernel NUMA specific stuff
+ *
+ * Copyright (C) 2002 Erich Focht <efocht@ess.nec.de>
+ * Copyright (C) 2004 Silicon Graphics, Inc.
+ * Jesse Barnes <jbarnes@sgi.com>
+ */
+#ifdef XEN
+#include <xen/types.h>
+#endif
+#include <linux/config.h>
+#include <linux/topology.h>
+#include <linux/module.h>
+#include <asm/processor.h>
+#include <asm/smp.h>
+#ifdef XEN
+#include <xen/nodemask.h>
+#endif
+
+#ifdef XEN
+nodemask_t node_online_map = { { [0] = 1UL } };
+#endif
+
+u8 cpu_to_node_map[NR_CPUS] __cacheline_aligned;
+EXPORT_SYMBOL(cpu_to_node_map);
+
+cpumask_t node_to_cpu_mask[MAX_NUMNODES] __cacheline_aligned;
+
+/**
+ * build_cpu_to_node_map - setup cpu to node and node to cpumask arrays
+ *
+ * Build cpu to node mapping and initialize the per node cpu masks using
+ * info from the node_cpuid array handed to us by ACPI.
+ */
+void __init build_cpu_to_node_map(void)
+{
+ int cpu, i, node;
+
+ for(node=0; node < MAX_NUMNODES; node++)
+ cpus_clear(node_to_cpu_mask[node]);
+
+ for(cpu = 0; cpu < NR_CPUS; ++cpu) {
+ node = -1;
+ for (i = 0; i < NR_CPUS; ++i)
+ if (cpu_physical_id(cpu) == node_cpuid[i].phys_id) {
+ node = node_cpuid[i].nid;
+ break;
+ }
+ cpu_to_node_map[cpu] = (node >= 0) ? node : 0;
+ if (node >= 0)
+ cpu_set(cpu, node_to_cpu_mask[node]);
+ }
+}
#include <asm/hw_irq.h>
#ifdef XEN
#include <xen/errno.h>
+#include <xen/nodemask.h>
#endif
#define BAD_MADT_ENTRY(entry, end) ( \
num_node_memblks++;
}
+static unsigned int numnodes;
void __init
acpi_numa_arch_fixup (void)
{
#include <asm/dom_fw.h>
#include <xen/iocap.h>
#include <xen/errno.h>
+#include <xen/nodemask.h>
void build_physmap_table(struct domain *d);
+#define get_xen_guest_handle(val, hnd) do { val = (hnd).p; } while (0)
extern unsigned long total_pages;
return ret;
}
+/*
+ * Temporarily disable the NUMA PHYSINFO code until the rest of the
+ * changes are upstream.
+ */
+#undef IA64_NUMA_PHYSINFO
+
long arch_do_sysctl(xen_sysctl_t *op, XEN_GUEST_HANDLE(xen_sysctl_t) u_sysctl)
{
long ret = 0;
- if ( !IS_PRIV(current->domain) )
- return -EPERM;
-
switch ( op->cmd )
{
case XEN_SYSCTL_physinfo:
{
+#ifdef IA64_NUMA_PHYSINFO
+ int i;
+ node_data_t *chunks;
+ u64 *map, cpu_to_node_map[MAX_NUMNODES];
+#endif
+
xen_sysctl_physinfo_t *pi = &op->u.physinfo;
pi->threads_per_core =
cpus_weight(cpu_core_map[0]) / pi->threads_per_core;
pi->sockets_per_node =
num_online_cpus() / cpus_weight(cpu_core_map[0]);
- pi->nr_nodes = 1;
+#ifndef IA64_NUMA_PHYSINFO
+ pi->nr_nodes = 1;
+#endif
pi->total_pages = total_pages;
pi->free_pages = avail_domheap_pages();
pi->cpu_khz = local_cpu_data->proc_freq / 1000;
memset(pi->hw_cap, 0, sizeof(pi->hw_cap));
//memcpy(pi->hw_cap, boot_cpu_data.x86_capability, NCAPINTS*4);
ret = 0;
+
+#ifdef IA64_NUMA_PHYSINFO
+ /* fetch memory_chunk pointer from guest */
+ get_xen_guest_handle(chunks, pi->memory_chunks);
+
+ printk("chunks=%p, num_node_memblks=%u\n", chunks, num_node_memblks);
+ /* if it is set, fill out memory chunk array */
+ if (chunks != NULL) {
+ if (num_node_memblks == 0) {
+ /* Non-NUMA machine. Put pseudo-values. */
+ node_data_t data;
+ data.node_start_pfn = 0;
+ data.node_spanned_pages = total_pages;
+ data.node_id = 0;
+ /* copy memory chunk structs to guest */
+ if (copy_to_guest_offset(pi->memory_chunks, 0, &data, 1)) {
+ ret = -EFAULT;
+ break;
+ }
+ } else {
+ for (i = 0; i < num_node_memblks && i < PUBLIC_MAXCHUNKS; i++) {
+ node_data_t data;
+ data.node_start_pfn = node_memblk[i].start_paddr >>
+ PAGE_SHIFT;
+ data.node_spanned_pages = node_memblk[i].size >> PAGE_SHIFT;
+ data.node_id = node_memblk[i].nid;
+ /* copy memory chunk structs to guest */
+ if (copy_to_guest_offset(pi->memory_chunks, i, &data, 1)) {
+ ret = -EFAULT;
+ break;
+ }
+ }
+ }
+ }
+ /* set number of notes */
+ pi->nr_nodes = num_online_nodes();
+
+ /* fetch cpu_to_node pointer from guest */
+ get_xen_guest_handle(map, pi->cpu_to_node);
+
+ /* if set, fill out cpu_to_node array */
+ if (map != NULL) {
+ /* copy cpu to node mapping to domU */
+ memset(cpu_to_node_map, 0, sizeof(cpu_to_node_map));
+ for (i = 0; i < num_online_cpus(); i++) {
+ cpu_to_node_map[i] = cpu_to_node(i);
+ if (copy_to_guest_offset(pi->cpu_to_node, i,
+ &(cpu_to_node_map[i]), 1)) {
+ ret = -EFAULT;
+ break;
+ }
+ }
+ }
+#endif
+
if ( copy_to_guest(u_sysctl, op, 1) )
ret = -EFAULT;
}
#ifdef CONFIG_XEN_SMP
#define CONFIG_SMP 1
#define NR_CPUS 64
+#define CONFIG_NUMA
+#define CONFIG_ACPI_NUMA
+#define NODES_SHIFT 3
+#define MAX_NUMNODES (1 << NODES_SHIFT)
+#define NR_NODE_MEMBLKS (MAX_NUMNODES*2)
+#define MAX_PXM_DOMAINS 256
#else
#undef CONFIG_SMP
#define NR_CPUS 1
--- /dev/null
+/* Empty file. */
# (e.g. with #ifdef XEN or XEN in a comment) so that they can be
# easily updated to future versions of the corresponding Linux files.
+acpi.h -> linux/include/asm-ia64/acpi.h
asmmacro.h -> linux/include/asm-ia64/asmmacro.h
cache.h -> linux/include/asm-ia64/cache.h
gcc_intrin.h -> linux/include/asm-ia64/gcc_intrin.h
kregs.h -> linux/include/asm-ia64/kregs.h
mca_asm.h -> linux/include/asm-ia64/mca_asm.h
meminit.h -> linux/include/asm-ia64/meminit.h
+numa.h -> linux/include/asm-ia64/numa.h
page.h -> linux/include/asm-ia64/page.h
pal.h -> linux/include/asm-ia64/pal.h
pgalloc.h -> linux/include/asm-ia64/pgalloc.h
--- /dev/null
+/*
+ * asm-ia64/acpi.h
+ *
+ * Copyright (C) 1999 VA Linux Systems
+ * Copyright (C) 1999 Walt Drummond <drummond@valinux.com>
+ * Copyright (C) 2000,2001 J.I. Lee <jung-ik.lee@intel.com>
+ * Copyright (C) 2001,2002 Paul Diefenbaugh <paul.s.diefenbaugh@intel.com>
+ *
+ * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+ *
+ * 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. 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ *
+ * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+ */
+
+#ifndef _ASM_ACPI_H
+#define _ASM_ACPI_H
+
+#ifdef __KERNEL__
+
+#include <linux/init.h>
+#include <linux/numa.h>
+#include <asm/system.h>
+
+#define COMPILER_DEPENDENT_INT64 long
+#define COMPILER_DEPENDENT_UINT64 unsigned long
+
+/*
+ * Calling conventions:
+ *
+ * ACPI_SYSTEM_XFACE - Interfaces to host OS (handlers, threads)
+ * ACPI_EXTERNAL_XFACE - External ACPI interfaces
+ * ACPI_INTERNAL_XFACE - Internal ACPI interfaces
+ * ACPI_INTERNAL_VAR_XFACE - Internal variable-parameter list interfaces
+ */
+#define ACPI_SYSTEM_XFACE
+#define ACPI_EXTERNAL_XFACE
+#define ACPI_INTERNAL_XFACE
+#define ACPI_INTERNAL_VAR_XFACE
+
+/* Asm macros */
+
+#define ACPI_ASM_MACROS
+#define BREAKPOINT3
+#define ACPI_DISABLE_IRQS() local_irq_disable()
+#define ACPI_ENABLE_IRQS() local_irq_enable()
+#define ACPI_FLUSH_CPU_CACHE()
+
+static inline int
+ia64_acpi_acquire_global_lock (unsigned int *lock)
+{
+ unsigned int old, new, val;
+ do {
+ old = *lock;
+ new = (((old & ~0x3) + 2) + ((old >> 1) & 0x1));
+ val = ia64_cmpxchg4_acq(lock, new, old);
+ } while (unlikely (val != old));
+ return (new < 3) ? -1 : 0;
+}
+
+static inline int
+ia64_acpi_release_global_lock (unsigned int *lock)
+{
+ unsigned int old, new, val;
+ do {
+ old = *lock;
+ new = old & ~0x3;
+ val = ia64_cmpxchg4_acq(lock, new, old);
+ } while (unlikely (val != old));
+ return old & 0x1;
+}
+
+#define ACPI_ACQUIRE_GLOBAL_LOCK(GLptr, Acq) \
+ ((Acq) = ia64_acpi_acquire_global_lock((unsigned int *) GLptr))
+
+#define ACPI_RELEASE_GLOBAL_LOCK(GLptr, Acq) \
+ ((Acq) = ia64_acpi_release_global_lock((unsigned int *) GLptr))
+
+#define acpi_disabled 0 /* ACPI always enabled on IA64 */
+#define acpi_noirq 0 /* ACPI always enabled on IA64 */
+#define acpi_pci_disabled 0 /* ACPI PCI always enabled on IA64 */
+#define acpi_strict 1 /* no ACPI spec workarounds on IA64 */
+static inline void disable_acpi(void) { }
+
+const char *acpi_get_sysname (void);
+int acpi_request_vector (u32 int_type);
+int acpi_gsi_to_irq (u32 gsi, unsigned int *irq);
+
+/*
+ * Record the cpei override flag and current logical cpu. This is
+ * useful for CPU removal.
+ */
+extern unsigned int can_cpei_retarget(void);
+extern unsigned int is_cpu_cpei_target(unsigned int cpu);
+extern void set_cpei_target_cpu(unsigned int cpu);
+extern unsigned int get_cpei_target_cpu(void);
+
+#ifdef CONFIG_ACPI_NUMA
+#ifndef XEN
+/* Proximity bitmap length; _PXM is at most 255 (8 bit)*/
+#define MAX_PXM_DOMAINS (256)
+#endif
+extern int __devinitdata pxm_to_nid_map[MAX_PXM_DOMAINS];
+extern int __initdata nid_to_pxm_map[MAX_NUMNODES];
+#endif
+
+extern u16 ia64_acpiid_to_sapicid[];
+
+#endif /*__KERNEL__*/
+
+#endif /*_ASM_ACPI_H*/
--- /dev/null
+/*
+ * 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.
+ *
+ * This file contains NUMA specific prototypes and definitions.
+ *
+ * 2002/08/05 Erich Focht <efocht@ess.nec.de>
+ *
+ */
+#ifndef _ASM_IA64_NUMA_H
+#define _ASM_IA64_NUMA_H
+
+#include <linux/config.h>
+
+#ifdef CONFIG_NUMA
+
+#include <linux/cache.h>
+#include <linux/cpumask.h>
+#include <linux/numa.h>
+#ifndef XEN /* dependency loop when this is included */
+#include <linux/smp.h>
+#endif
+#include <linux/threads.h>
+
+#include <asm/mmzone.h>
+
+extern u8 cpu_to_node_map[NR_CPUS] __cacheline_aligned;
+extern cpumask_t node_to_cpu_mask[MAX_NUMNODES] __cacheline_aligned;
+
+/* Stuff below this line could be architecture independent */
+
+extern int num_node_memblks; /* total number of memory chunks */
+
+/*
+ * List of node memory chunks. Filled when parsing SRAT table to
+ * obtain information about memory nodes.
+*/
+
+struct node_memblk_s {
+ unsigned long start_paddr;
+ unsigned long size;
+ int nid; /* which logical node contains this chunk? */
+ int bank; /* which mem bank on this node */
+};
+
+struct node_cpuid_s {
+ u16 phys_id; /* id << 8 | eid */
+ int nid; /* logical node containing this CPU */
+};
+
+extern struct node_memblk_s node_memblk[NR_NODE_MEMBLKS];
+extern struct node_cpuid_s node_cpuid[NR_CPUS];
+
+/*
+ * ACPI 2.0 SLIT (System Locality Information Table)
+ * http://devresource.hp.com/devresource/Docs/TechPapers/IA64/slit.pdf
+ *
+ * This is a matrix with "distances" between nodes, they should be
+ * proportional to the memory access latency ratios.
+ */
+
+extern u8 numa_slit[MAX_NUMNODES * MAX_NUMNODES];
+#define node_distance(from,to) (numa_slit[(from) * num_online_nodes() + (to)])
+
+extern int paddr_to_nid(unsigned long paddr);
+
+#define local_nodeid (cpu_to_node_map[smp_processor_id()])
+
+#else /* !CONFIG_NUMA */
+
+#define paddr_to_nid(addr) 0
+
+#endif /* CONFIG_NUMA */
+
+#ifdef XEN
+#define phys_to_nid(paddr) paddr_to_nid(paddr)
+#endif
+
+#endif /* _ASM_IA64_NUMA_H */
# needs to be changed, move it to ../linux-xen and follow
# the instructions in the README there.
-acpi.h -> linux/include/asm-ia64/acpi.h
atomic.h -> linux/include/asm-ia64/atomic.h
bitops.h -> linux/include/asm-ia64/bitops.h
break.h -> linux/include/asm-ia64/break.h
machvec.h -> linux/include/asm-ia64/machvec.h
machvec_hpsim.h -> linux/include/asm-ia64/machvec_hpsim.h
mca.h -> linux/include/asm-ia64/mca.h
-numa.h -> linux/include/asm-ia64/numa.h
+nodedata.h -> linux/include/asm-ia64/nodedate.h
numnodes.h -> linux/include/asm-ia64/numnodes.h
param.h -> linux/include/asm-ia64/param.h
patch.h -> linux/include/asm-ia64/patch.h
+++ /dev/null
-/*
- * asm-ia64/acpi.h
- *
- * Copyright (C) 1999 VA Linux Systems
- * Copyright (C) 1999 Walt Drummond <drummond@valinux.com>
- * Copyright (C) 2000,2001 J.I. Lee <jung-ik.lee@intel.com>
- * Copyright (C) 2001,2002 Paul Diefenbaugh <paul.s.diefenbaugh@intel.com>
- *
- * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
- *
- * 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. 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- *
- * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
- */
-
-#ifndef _ASM_ACPI_H
-#define _ASM_ACPI_H
-
-#ifdef __KERNEL__
-
-#include <linux/init.h>
-#include <linux/numa.h>
-#include <asm/system.h>
-
-#define COMPILER_DEPENDENT_INT64 long
-#define COMPILER_DEPENDENT_UINT64 unsigned long
-
-/*
- * Calling conventions:
- *
- * ACPI_SYSTEM_XFACE - Interfaces to host OS (handlers, threads)
- * ACPI_EXTERNAL_XFACE - External ACPI interfaces
- * ACPI_INTERNAL_XFACE - Internal ACPI interfaces
- * ACPI_INTERNAL_VAR_XFACE - Internal variable-parameter list interfaces
- */
-#define ACPI_SYSTEM_XFACE
-#define ACPI_EXTERNAL_XFACE
-#define ACPI_INTERNAL_XFACE
-#define ACPI_INTERNAL_VAR_XFACE
-
-/* Asm macros */
-
-#define ACPI_ASM_MACROS
-#define BREAKPOINT3
-#define ACPI_DISABLE_IRQS() local_irq_disable()
-#define ACPI_ENABLE_IRQS() local_irq_enable()
-#define ACPI_FLUSH_CPU_CACHE()
-
-static inline int
-ia64_acpi_acquire_global_lock (unsigned int *lock)
-{
- unsigned int old, new, val;
- do {
- old = *lock;
- new = (((old & ~0x3) + 2) + ((old >> 1) & 0x1));
- val = ia64_cmpxchg4_acq(lock, new, old);
- } while (unlikely (val != old));
- return (new < 3) ? -1 : 0;
-}
-
-static inline int
-ia64_acpi_release_global_lock (unsigned int *lock)
-{
- unsigned int old, new, val;
- do {
- old = *lock;
- new = old & ~0x3;
- val = ia64_cmpxchg4_acq(lock, new, old);
- } while (unlikely (val != old));
- return old & 0x1;
-}
-
-#define ACPI_ACQUIRE_GLOBAL_LOCK(GLptr, Acq) \
- ((Acq) = ia64_acpi_acquire_global_lock((unsigned int *) GLptr))
-
-#define ACPI_RELEASE_GLOBAL_LOCK(GLptr, Acq) \
- ((Acq) = ia64_acpi_release_global_lock((unsigned int *) GLptr))
-
-#define acpi_disabled 0 /* ACPI always enabled on IA64 */
-#define acpi_noirq 0 /* ACPI always enabled on IA64 */
-#define acpi_pci_disabled 0 /* ACPI PCI always enabled on IA64 */
-#define acpi_strict 1 /* no ACPI spec workarounds on IA64 */
-static inline void disable_acpi(void) { }
-
-const char *acpi_get_sysname (void);
-int acpi_request_vector (u32 int_type);
-int acpi_gsi_to_irq (u32 gsi, unsigned int *irq);
-
-/*
- * Record the cpei override flag and current logical cpu. This is
- * useful for CPU removal.
- */
-extern unsigned int can_cpei_retarget(void);
-extern unsigned int is_cpu_cpei_target(unsigned int cpu);
-extern void set_cpei_target_cpu(unsigned int cpu);
-extern unsigned int get_cpei_target_cpu(void);
-
-#ifdef CONFIG_ACPI_NUMA
-/* Proximity bitmap length; _PXM is at most 255 (8 bit)*/
-#define MAX_PXM_DOMAINS (256)
-extern int __devinitdata pxm_to_nid_map[MAX_PXM_DOMAINS];
-extern int __initdata nid_to_pxm_map[MAX_NUMNODES];
-#endif
-
-extern u16 ia64_acpiid_to_sapicid[];
-
-#endif /*__KERNEL__*/
-
-#endif /*_ASM_ACPI_H*/
--- /dev/null
+/*
+ * 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) 2000 Silicon Graphics, Inc. All rights reserved.
+ * Copyright (c) 2002 NEC Corp.
+ * Copyright (c) 2002 Erich Focht <efocht@ess.nec.de>
+ * Copyright (c) 2002 Kimio Suganuma <k-suganuma@da.jp.nec.com>
+ */
+#ifndef _ASM_IA64_NODEDATA_H
+#define _ASM_IA64_NODEDATA_H
+
+#include <linux/config.h>
+#include <linux/numa.h>
+
+#include <asm/percpu.h>
+#include <asm/mmzone.h>
+
+#ifdef CONFIG_NUMA
+
+/*
+ * Node Data. One of these structures is located on each node of a NUMA system.
+ */
+
+struct pglist_data;
+struct ia64_node_data {
+ short active_cpu_count;
+ short node;
+ struct pglist_data *pg_data_ptrs[MAX_NUMNODES];
+};
+
+
+/*
+ * Return a pointer to the node_data structure for the executing cpu.
+ */
+#define local_node_data (local_cpu_data->node_data)
+
+/*
+ * Given a node id, return a pointer to the pg_data_t for the node.
+ *
+ * NODE_DATA - should be used in all code not related to system
+ * initialization. It uses pernode data structures to minimize
+ * offnode memory references. However, these structure are not
+ * present during boot. This macro can be used once cpu_init
+ * completes.
+ */
+#define NODE_DATA(nid) (local_node_data->pg_data_ptrs[nid])
+
+#endif /* CONFIG_NUMA */
+
+#endif /* _ASM_IA64_NODEDATA_H */
+++ /dev/null
-/*
- * 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.
- *
- * This file contains NUMA specific prototypes and definitions.
- *
- * 2002/08/05 Erich Focht <efocht@ess.nec.de>
- *
- */
-#ifndef _ASM_IA64_NUMA_H
-#define _ASM_IA64_NUMA_H
-
-#include <linux/config.h>
-
-#ifdef CONFIG_NUMA
-
-#include <linux/cache.h>
-#include <linux/cpumask.h>
-#include <linux/numa.h>
-#include <linux/smp.h>
-#include <linux/threads.h>
-
-#include <asm/mmzone.h>
-
-extern u8 cpu_to_node_map[NR_CPUS] __cacheline_aligned;
-extern cpumask_t node_to_cpu_mask[MAX_NUMNODES] __cacheline_aligned;
-
-/* Stuff below this line could be architecture independent */
-
-extern int num_node_memblks; /* total number of memory chunks */
-
-/*
- * List of node memory chunks. Filled when parsing SRAT table to
- * obtain information about memory nodes.
-*/
-
-struct node_memblk_s {
- unsigned long start_paddr;
- unsigned long size;
- int nid; /* which logical node contains this chunk? */
- int bank; /* which mem bank on this node */
-};
-
-struct node_cpuid_s {
- u16 phys_id; /* id << 8 | eid */
- int nid; /* logical node containing this CPU */
-};
-
-extern struct node_memblk_s node_memblk[NR_NODE_MEMBLKS];
-extern struct node_cpuid_s node_cpuid[NR_CPUS];
-
-/*
- * ACPI 2.0 SLIT (System Locality Information Table)
- * http://devresource.hp.com/devresource/Docs/TechPapers/IA64/slit.pdf
- *
- * This is a matrix with "distances" between nodes, they should be
- * proportional to the memory access latency ratios.
- */
-
-extern u8 numa_slit[MAX_NUMNODES * MAX_NUMNODES];
-#define node_distance(from,to) (numa_slit[(from) * num_online_nodes() + (to)])
-
-extern int paddr_to_nid(unsigned long paddr);
-
-#define local_nodeid (cpu_to_node_map[smp_processor_id()])
-
-#else /* !CONFIG_NUMA */
-
-#define paddr_to_nid(addr) 0
-
-#endif /* CONFIG_NUMA */
-
-#endif /* _ASM_IA64_NUMA_H */
#ifndef _ASM_IA64_XENPAGE_H
#define _ASM_IA64_XENPAGE_H
-#ifdef CONFIG_DISCONTIGMEM
-#error "xenpage.h: page macros need to be defined for CONFIG_DISCONTIGMEM"
-#endif
-
#undef mfn_valid
#undef page_to_mfn
#undef mfn_to_page
__DEFINE_XEN_GUEST_HANDLE(uchar, unsigned char);
__DEFINE_XEN_GUEST_HANDLE(uint, unsigned int);
__DEFINE_XEN_GUEST_HANDLE(ulong, unsigned long);
+__DEFINE_XEN_GUEST_HANDLE(u64, unsigned long);
DEFINE_XEN_GUEST_HANDLE(char);
DEFINE_XEN_GUEST_HANDLE(int);
DEFINE_XEN_GUEST_HANDLE(long);
projects / xen.git / commitdiff