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sgi-xp: enable building of XPC/XPNET on x86_64
Get XPC/XPNET to build on x86_64. Trying to modprobe them up on a non-UV or sn2 system will result in a -ENODEV. Signed-off-by: Dean Nelson <dcn@sgi.com> Cc: Jack Steiner <steiner@sgi.com> Cc: "Luck, Tony" <tony.luck@intel.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Dean Nelson
Linus Torvalds
parent
81fe7883d2
commit
261f3b4979
@ -426,7 +426,7 @@ config ENCLOSURE_SERVICES
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config SGI_XP
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tristate "Support communication between SGI SSIs"
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depends on IA64_GENERIC || IA64_SGI_SN2
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depends on IA64_GENERIC || IA64_SGI_SN2 || IA64_SGI_UV || (X86_64 && SMP)
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select IA64_UNCACHED_ALLOCATOR if IA64_GENERIC || IA64_SGI_SN2
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select GENERIC_ALLOCATOR if IA64_GENERIC || IA64_SGI_SN2
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---help---
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@ -3,11 +3,17 @@
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#
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obj-$(CONFIG_SGI_XP) += xp.o
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xp-y := xp_main.o xp_uv.o
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xp-$(CONFIG_IA64) += xp_sn2.o xp_nofault.o
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xp-y := xp_main.o
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xp-$(CONFIG_IA64_SGI_SN2) += xp_sn2.o xp_nofault.o
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xp-$(CONFIG_IA64_GENERIC) += xp_sn2.o xp_nofault.o xp_uv.o
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xp-$(CONFIG_IA64_SGI_UV) += xp_uv.o
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xp-$(CONFIG_X86_64) += xp_uv.o
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obj-$(CONFIG_SGI_XP) += xpc.o
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xpc-y := xpc_main.o xpc_uv.o xpc_channel.o xpc_partition.o
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xpc-$(CONFIG_IA64) += xpc_sn2.o
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xpc-y := xpc_main.o xpc_channel.o xpc_partition.o
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xpc-$(CONFIG_IA64_SGI_SN2) += xpc_sn2.o
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xpc-$(CONFIG_IA64_GENERIC) += xpc_sn2.o xpc_uv.o
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xpc-$(CONFIG_IA64_SGI_UV) += xpc_uv.o
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xpc-$(CONFIG_X86_64) += xpc_uv.o
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obj-$(CONFIG_SGI_XP) += xpnet.o
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@ -13,18 +13,17 @@
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#ifndef _DRIVERS_MISC_SGIXP_XP_H
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#define _DRIVERS_MISC_SGIXP_XP_H
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#include <linux/cache.h>
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#include <linux/hardirq.h>
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#include <linux/mutex.h>
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#include <asm/sn/types.h>
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#ifdef CONFIG_IA64
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#include <asm/sn/arch.h>
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#endif
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#ifdef USE_DBUG_ON
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#define DBUG_ON(condition) BUG_ON(condition)
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#else
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#define DBUG_ON(condition)
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#ifdef CONFIG_IA64
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#include <asm/system.h>
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#include <asm/sn/arch.h> /* defines is_shub1() and is_shub2() */
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#define is_shub() ia64_platform_is("sn2")
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#define is_uv() ia64_platform_is("uv")
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#endif
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#ifdef CONFIG_X86_64
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#include <asm/genapic.h>
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#define is_uv() is_uv_system()
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#endif
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#ifndef is_shub1
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@ -36,13 +35,19 @@
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#endif
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#ifndef is_shub
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#define is_shub() (is_shub1() || is_shub2())
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#define is_shub() 0
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#endif
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#ifndef is_uv
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#define is_uv() 0
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#endif
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#ifdef USE_DBUG_ON
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#define DBUG_ON(condition) BUG_ON(condition)
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#else
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#define DBUG_ON(condition)
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#endif
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/*
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* Define the maximum number of partitions the system can possibly support.
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* It is based on the maximum number of hardware partitionable regions. The
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@ -200,7 +205,9 @@ enum xp_retval {
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xpPayloadTooBig, /* 55: payload too large for message slot */
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xpUnsupported, /* 56: unsupported functionality or resource */
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xpUnknownReason /* 57: unknown reason - must be last in enum */
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xpNeedMoreInfo, /* 57: more info is needed by SAL */
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xpUnknownReason /* 58: unknown reason - must be last in enum */
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};
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/*
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@ -339,8 +346,11 @@ xpc_partid_to_nasids(short partid, void *nasids)
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}
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extern short xp_max_npartitions;
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extern short xp_partition_id;
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extern u8 xp_region_size;
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extern enum xp_retval (*xp_remote_memcpy) (void *, const void *, size_t);
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extern int (*xp_cpu_to_nasid) (int);
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extern u64 xp_nofault_PIOR_target;
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extern int xp_nofault_PIOR(void *);
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@ -14,7 +14,6 @@
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*
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*/
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#include <linux/kernel.h>
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#include <linux/module.h>
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#include <linux/device.h>
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#include "xp.h"
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@ -36,9 +35,18 @@ struct device *xp = &xp_dbg_subname;
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short xp_max_npartitions;
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EXPORT_SYMBOL_GPL(xp_max_npartitions);
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short xp_partition_id;
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EXPORT_SYMBOL_GPL(xp_partition_id);
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u8 xp_region_size;
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EXPORT_SYMBOL_GPL(xp_region_size);
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enum xp_retval (*xp_remote_memcpy) (void *dst, const void *src, size_t len);
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EXPORT_SYMBOL_GPL(xp_remote_memcpy);
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int (*xp_cpu_to_nasid) (int cpuid);
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EXPORT_SYMBOL_GPL(xp_cpu_to_nasid);
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/*
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* xpc_registrations[] keeps track of xpc_connect()'s done by the kernel-level
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* users of XPC.
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@ -12,6 +12,7 @@
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* Architecture specific implementation of common functions.
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*/
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#include <linux/module.h>
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#include <linux/device.h>
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#include <asm/sn/bte.h>
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#include <asm/sn/sn_sal.h>
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@ -116,14 +117,23 @@ xp_remote_memcpy_sn2(void *vdst, const void *psrc, size_t len)
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return xpBteCopyError;
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}
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static int
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xp_cpu_to_nasid_sn2(int cpuid)
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{
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return cpuid_to_nasid(cpuid);
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}
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enum xp_retval
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xp_init_sn2(void)
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{
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BUG_ON(!is_shub());
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xp_max_npartitions = XP_MAX_NPARTITIONS_SN2;
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xp_partition_id = sn_partition_id;
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xp_region_size = sn_region_size;
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xp_remote_memcpy = xp_remote_memcpy_sn2;
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xp_cpu_to_nasid = xp_cpu_to_nasid_sn2;
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return xp_register_nofault_code_sn2();
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}
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@ -13,17 +13,10 @@
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#ifndef _DRIVERS_MISC_SGIXP_XPC_H
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#define _DRIVERS_MISC_SGIXP_XPC_H
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#include <linux/interrupt.h>
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#include <linux/sysctl.h>
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#include <linux/device.h>
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#include <linux/mutex.h>
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#include <linux/wait.h>
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#include <linux/completion.h>
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#include <asm/pgtable.h>
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#include <asm/processor.h>
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#include <asm/sn/clksupport.h>
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#include <asm/sn/addrs.h>
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#include <asm/sn/mspec.h>
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#include <asm/sn/shub_mmr.h>
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#include <linux/timer.h>
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#include <linux/sched.h>
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#include "xp.h"
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/*
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@ -179,7 +172,8 @@ struct xpc_vars_part_sn2 {
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#define XPC_RP_HEADER_SIZE L1_CACHE_ALIGN(sizeof(struct xpc_rsvd_page))
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#define XPC_RP_VARS_SIZE L1_CACHE_ALIGN(sizeof(struct xpc_vars_sn2))
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#define XPC_RP_PART_NASIDS(_rp) ((u64 *)((u8 *)(_rp) + XPC_RP_HEADER_SIZE))
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#define XPC_RP_PART_NASIDS(_rp) ((unsigned long *)((u8 *)(_rp) + \
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XPC_RP_HEADER_SIZE))
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#define XPC_RP_MACH_NASIDS(_rp) (XPC_RP_PART_NASIDS(_rp) + \
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xpc_nasid_mask_nlongs)
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#define XPC_RP_VARS(_rp) ((struct xpc_vars_sn2 *) \
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@ -202,13 +196,13 @@ struct xpc_vars_part_sn2 {
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/*
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* Define a Get/Put value pair (pointers) used with a message queue.
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*/
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struct xpc_gp {
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struct xpc_gp_sn2 {
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s64 get; /* Get value */
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s64 put; /* Put value */
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};
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#define XPC_GP_SIZE \
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L1_CACHE_ALIGN(sizeof(struct xpc_gp) * XPC_MAX_NCHANNELS)
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L1_CACHE_ALIGN(sizeof(struct xpc_gp_sn2) * XPC_MAX_NCHANNELS)
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/*
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* Define a structure that contains arguments associated with opening and
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@ -340,10 +334,10 @@ struct xpc_channel_sn2 {
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/* various flavors of local and remote Get/Put values */
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struct xpc_gp *local_GP; /* local Get/Put values */
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struct xpc_gp remote_GP; /* remote Get/Put values */
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struct xpc_gp w_local_GP; /* working local Get/Put values */
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struct xpc_gp w_remote_GP; /* working remote Get/Put values */
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struct xpc_gp_sn2 *local_GP; /* local Get/Put values */
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struct xpc_gp_sn2 remote_GP; /* remote Get/Put values */
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struct xpc_gp_sn2 w_local_GP; /* working local Get/Put values */
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struct xpc_gp_sn2 w_remote_GP; /* working remote Get/Put values */
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s64 next_msg_to_pull; /* Put value of next msg to pull */
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struct mutex msg_to_pull_mutex; /* next msg to pull serialization */
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@ -506,9 +500,9 @@ struct xpc_partition_sn2 {
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u8 remote_vars_version; /* version# of partition's vars */
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void *local_GPs_base; /* base address of kmalloc'd space */
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struct xpc_gp *local_GPs; /* local Get/Put values */
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struct xpc_gp_sn2 *local_GPs; /* local Get/Put values */
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void *remote_GPs_base; /* base address of kmalloc'd space */
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struct xpc_gp *remote_GPs; /* copy of remote partition's local */
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struct xpc_gp_sn2 *remote_GPs; /* copy of remote partition's local */
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/* Get/Put values */
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u64 remote_GPs_pa; /* phys address of remote partition's local */
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/* Get/Put values */
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@ -629,6 +623,8 @@ extern void xpc_activate_partition(struct xpc_partition *);
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extern void xpc_activate_kthreads(struct xpc_channel *, int);
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extern void xpc_create_kthreads(struct xpc_channel *, int, int);
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extern void xpc_disconnect_wait(int);
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extern enum xp_retval (*xpc_get_partition_rsvd_page_pa) (u64, u64 *, u64 *,
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size_t *);
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extern enum xp_retval (*xpc_rsvd_page_init) (struct xpc_rsvd_page *);
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extern void (*xpc_heartbeat_init) (void);
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extern void (*xpc_heartbeat_exit) (void);
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@ -14,14 +14,7 @@
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*
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*/
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#include <linux/kernel.h>
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#include <linux/init.h>
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#include <linux/sched.h>
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#include <linux/cache.h>
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#include <linux/interrupt.h>
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#include <linux/mutex.h>
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#include <linux/completion.h>
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#include <asm/sn/sn_sal.h>
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#include <linux/device.h>
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#include "xpc.h"
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/*
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@ -373,8 +366,9 @@ xpc_process_openclose_chctl_flags(struct xpc_partition *part, int ch_number,
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dev_dbg(xpc_chan, "XPC_CHCTL_OPENREPLY (local_msgqueue_pa="
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"0x%lx, local_nentries=%d, remote_nentries=%d) "
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"received from partid=%d, channel=%d\n",
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args->local_msgqueue_pa, args->local_nentries,
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args->remote_nentries, ch->partid, ch->number);
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(unsigned long)args->local_msgqueue_pa,
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args->local_nentries, args->remote_nentries,
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ch->partid, ch->number);
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if (ch->flags & (XPC_C_DISCONNECTING | XPC_C_DISCONNECTED)) {
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spin_unlock_irqrestore(&ch->lock, irq_flags);
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@ -940,7 +934,7 @@ xpc_deliver_msg(struct xpc_channel *ch)
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if (ch->func != NULL) {
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dev_dbg(xpc_chan, "ch->func() called, msg=0x%p, "
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"msg_number=%ld, partid=%d, channel=%d\n",
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(void *)msg, msg->number, ch->partid,
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msg, (signed long)msg->number, ch->partid,
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ch->number);
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/* deliver the message to its intended recipient */
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@ -949,7 +943,7 @@ xpc_deliver_msg(struct xpc_channel *ch)
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dev_dbg(xpc_chan, "ch->func() returned, msg=0x%p, "
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"msg_number=%ld, partid=%d, channel=%d\n",
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(void *)msg, msg->number, ch->partid,
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msg, (signed long)msg->number, ch->partid,
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ch->number);
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}
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@ -43,19 +43,13 @@
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*
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*/
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#include <linux/kernel.h>
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#include <linux/module.h>
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#include <linux/init.h>
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#include <linux/cache.h>
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#include <linux/interrupt.h>
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#include <linux/sysctl.h>
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#include <linux/device.h>
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#include <linux/delay.h>
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#include <linux/reboot.h>
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#include <linux/completion.h>
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#include <linux/kdebug.h>
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#include <linux/kthread.h>
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#include <linux/uaccess.h>
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#include <asm/sn/intr.h>
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#include <asm/sn/sn_sal.h>
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#include "xpc.h"
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/* define two XPC debug device structures to be used with dev_dbg() et al */
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@ -175,6 +169,8 @@ static struct notifier_block xpc_die_notifier = {
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.notifier_call = xpc_system_die,
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};
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enum xp_retval (*xpc_get_partition_rsvd_page_pa) (u64 buf, u64 *cookie,
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u64 *paddr, size_t *len);
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enum xp_retval (*xpc_rsvd_page_init) (struct xpc_rsvd_page *rp);
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void (*xpc_heartbeat_init) (void);
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void (*xpc_heartbeat_exit) (void);
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@ -920,7 +916,8 @@ xpc_die_deactivate(void)
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struct xpc_partition *part;
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short partid;
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int any_engaged;
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long time, printmsg_time, disengage_timeout;
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long keep_waiting;
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long wait_to_print;
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/* keep xpc_hb_checker thread from doing anything (just in case) */
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xpc_exiting = 1;
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@ -937,16 +934,17 @@ xpc_die_deactivate(void)
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}
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}
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time = rtc_time();
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printmsg_time = time +
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(XPC_DEACTIVATE_PRINTMSG_INTERVAL * sn_rtc_cycles_per_second);
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disengage_timeout = time +
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(xpc_disengage_timelimit * sn_rtc_cycles_per_second);
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/*
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* Though we requested that all other partitions deactivate from us,
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* we only wait until they've all disengaged.
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* we only wait until they've all disengaged or we've reached the
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* defined timelimit.
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*
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* Given that one iteration through the following while-loop takes
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* approximately 200 microseconds, calculate the #of loops to take
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* before bailing and the #of loops before printing a waiting message.
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*/
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keep_waiting = xpc_disengage_timelimit * 1000 * 5;
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wait_to_print = XPC_DEACTIVATE_PRINTMSG_INTERVAL * 1000 * 5;
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while (1) {
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any_engaged = xpc_any_partition_engaged();
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@ -955,8 +953,7 @@ xpc_die_deactivate(void)
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break;
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}
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time = rtc_time();
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if (time >= disengage_timeout) {
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if (!keep_waiting--) {
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for (partid = 0; partid < xp_max_npartitions;
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partid++) {
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if (xpc_partition_engaged(partid)) {
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@ -968,15 +965,15 @@ xpc_die_deactivate(void)
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break;
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}
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if (time >= printmsg_time) {
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if (!wait_to_print--) {
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dev_info(xpc_part, "waiting for remote partitions to "
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"deactivate, timeout in %ld seconds\n",
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(disengage_timeout - time) /
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sn_rtc_cycles_per_second);
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printmsg_time = time +
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(XPC_DEACTIVATE_PRINTMSG_INTERVAL *
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sn_rtc_cycles_per_second);
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keep_waiting / (1000 * 5));
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wait_to_print = XPC_DEACTIVATE_PRINTMSG_INTERVAL *
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1000 * 5;
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}
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udelay(200);
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}
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}
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@ -991,6 +988,7 @@ xpc_die_deactivate(void)
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static int
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xpc_system_die(struct notifier_block *nb, unsigned long event, void *unused)
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{
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#ifdef CONFIG_IA64 /* !!! temporary kludge */
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switch (event) {
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case DIE_MACHINE_RESTART:
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case DIE_MACHINE_HALT:
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@ -1019,6 +1017,9 @@ xpc_system_die(struct notifier_block *nb, unsigned long event, void *unused)
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xpc_online_heartbeat();
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break;
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}
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#else
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xpc_die_deactivate();
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#endif
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return NOTIFY_DONE;
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}
|
||||
|
||||
@ -15,15 +15,8 @@
|
||||
*
|
||||
*/
|
||||
|
||||
#include <linux/kernel.h>
|
||||
#include <linux/sysctl.h>
|
||||
#include <linux/cache.h>
|
||||
#include <linux/mmzone.h>
|
||||
#include <linux/nodemask.h>
|
||||
#include <asm/sn/intr.h>
|
||||
#include <asm/sn/sn_sal.h>
|
||||
#include <asm/sn/nodepda.h>
|
||||
#include <asm/sn/addrs.h>
|
||||
#include <linux/device.h>
|
||||
#include <linux/hardirq.h>
|
||||
#include "xpc.h"
|
||||
|
||||
/* XPC is exiting flag */
|
||||
@ -71,24 +64,23 @@ static u64
|
||||
xpc_get_rsvd_page_pa(int nasid)
|
||||
{
|
||||
enum xp_retval ret;
|
||||
s64 status;
|
||||
u64 cookie = 0;
|
||||
u64 rp_pa = nasid; /* seed with nasid */
|
||||
u64 len = 0;
|
||||
size_t len = 0;
|
||||
u64 buf = buf;
|
||||
u64 buf_len = 0;
|
||||
void *buf_base = NULL;
|
||||
|
||||
while (1) {
|
||||
|
||||
status = sn_partition_reserved_page_pa(buf, &cookie, &rp_pa,
|
||||
&len);
|
||||
ret = xpc_get_partition_rsvd_page_pa(buf, &cookie, &rp_pa,
|
||||
&len);
|
||||
|
||||
dev_dbg(xpc_part, "SAL returned with status=%li, cookie="
|
||||
"0x%016lx, address=0x%016lx, len=0x%016lx\n",
|
||||
status, cookie, rp_pa, len);
|
||||
dev_dbg(xpc_part, "SAL returned with ret=%d, cookie=0x%016lx, "
|
||||
"address=0x%016lx, len=0x%016lx\n", ret,
|
||||
(unsigned long)cookie, (unsigned long)rp_pa, len);
|
||||
|
||||
if (status != SALRET_MORE_PASSES)
|
||||
if (ret != xpNeedMoreInfo)
|
||||
break;
|
||||
|
||||
/* !!! L1_CACHE_ALIGN() is only a sn2-bte_copy requirement */
|
||||
@ -100,8 +92,9 @@ xpc_get_rsvd_page_pa(int nasid)
|
||||
&buf_base);
|
||||
if (buf_base == NULL) {
|
||||
dev_err(xpc_part, "unable to kmalloc "
|
||||
"len=0x%016lx\n", buf_len);
|
||||
status = SALRET_ERROR;
|
||||
"len=0x%016lx\n",
|
||||
(unsigned long)buf_len);
|
||||
ret = xpNoMemory;
|
||||
break;
|
||||
}
|
||||
}
|
||||
@ -109,17 +102,17 @@ xpc_get_rsvd_page_pa(int nasid)
|
||||
ret = xp_remote_memcpy((void *)buf, (void *)rp_pa, buf_len);
|
||||
if (ret != xpSuccess) {
|
||||
dev_dbg(xpc_part, "xp_remote_memcpy failed %d\n", ret);
|
||||
status = SALRET_ERROR;
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
kfree(buf_base);
|
||||
|
||||
if (status != SALRET_OK)
|
||||
if (ret != xpSuccess)
|
||||
rp_pa = 0;
|
||||
|
||||
dev_dbg(xpc_part, "reserved page at phys address 0x%016lx\n", rp_pa);
|
||||
dev_dbg(xpc_part, "reserved page at phys address 0x%016lx\n",
|
||||
(unsigned long)rp_pa);
|
||||
return rp_pa;
|
||||
}
|
||||
|
||||
@ -138,7 +131,7 @@ xpc_setup_rsvd_page(void)
|
||||
/* get the local reserved page's address */
|
||||
|
||||
preempt_disable();
|
||||
rp_pa = xpc_get_rsvd_page_pa(cpuid_to_nasid(smp_processor_id()));
|
||||
rp_pa = xpc_get_rsvd_page_pa(xp_cpu_to_nasid(smp_processor_id()));
|
||||
preempt_enable();
|
||||
if (rp_pa == 0) {
|
||||
dev_err(xpc_part, "SAL failed to locate the reserved page\n");
|
||||
@ -150,7 +143,7 @@ xpc_setup_rsvd_page(void)
|
||||
/* SAL_versions < 3 had a SAL_partid defined as a u8 */
|
||||
rp->SAL_partid &= 0xff;
|
||||
}
|
||||
BUG_ON(rp->SAL_partid != sn_partition_id);
|
||||
BUG_ON(rp->SAL_partid != xp_partition_id);
|
||||
|
||||
if (rp->SAL_partid < 0 || rp->SAL_partid >= xp_max_npartitions) {
|
||||
dev_err(xpc_part, "the reserved page's partid of %d is outside "
|
||||
@ -237,11 +230,11 @@ xpc_get_remote_rp(int nasid, unsigned long *discovered_nasids,
|
||||
/* check that both remote and local partids are valid for each side */
|
||||
if (remote_rp->SAL_partid < 0 ||
|
||||
remote_rp->SAL_partid >= xp_max_npartitions ||
|
||||
remote_rp->max_npartitions <= sn_partition_id) {
|
||||
remote_rp->max_npartitions <= xp_partition_id) {
|
||||
return xpInvalidPartid;
|
||||
}
|
||||
|
||||
if (remote_rp->SAL_partid == sn_partition_id)
|
||||
if (remote_rp->SAL_partid == xp_partition_id)
|
||||
return xpLocalPartid;
|
||||
|
||||
return xpSuccess;
|
||||
@ -426,7 +419,7 @@ xpc_discovery(void)
|
||||
* protection is in regards to memory, IOI and IPI.
|
||||
*/
|
||||
max_regions = 64;
|
||||
region_size = sn_region_size;
|
||||
region_size = xp_region_size;
|
||||
|
||||
switch (region_size) {
|
||||
case 128:
|
||||
|
||||
@ -13,9 +13,9 @@
|
||||
*
|
||||
*/
|
||||
|
||||
#include <linux/kernel.h>
|
||||
#include <linux/delay.h>
|
||||
#include <asm/uncached.h>
|
||||
#include <asm/sn/mspec.h>
|
||||
#include <asm/sn/sn_sal.h>
|
||||
#include "xpc.h"
|
||||
|
||||
@ -176,7 +176,7 @@ xpc_send_IRQ_sn2(struct amo *amo, u64 flag, int nasid, int phys_cpuid,
|
||||
|
||||
local_irq_restore(irq_flags);
|
||||
|
||||
return ((ret == 0) ? xpSuccess : xpPioReadError);
|
||||
return (ret == 0) ? xpSuccess : xpPioReadError;
|
||||
}
|
||||
|
||||
static struct amo *
|
||||
@ -284,7 +284,7 @@ xpc_handle_notify_IRQ_sn2(int irq, void *dev_id)
|
||||
short partid = (short)(u64)dev_id;
|
||||
struct xpc_partition *part = &xpc_partitions[partid];
|
||||
|
||||
DBUG_ON(partid < 0 || partid >= xp_max_npartitions);
|
||||
DBUG_ON(partid < 0 || partid >= XP_MAX_NPARTITIONS_SN2);
|
||||
|
||||
if (xpc_part_ref(part)) {
|
||||
xpc_check_for_sent_chctl_flags_sn2(part);
|
||||
@ -576,6 +576,25 @@ xpc_allow_amo_ops_shub_wars_1_1_sn2(void)
|
||||
}
|
||||
}
|
||||
|
||||
static enum xp_retval
|
||||
xpc_get_partition_rsvd_page_pa_sn2(u64 buf, u64 *cookie, u64 *paddr,
|
||||
size_t *len)
|
||||
{
|
||||
s64 status;
|
||||
enum xp_retval ret;
|
||||
|
||||
status = sn_partition_reserved_page_pa(buf, cookie, paddr, len);
|
||||
if (status == SALRET_OK)
|
||||
ret = xpSuccess;
|
||||
else if (status == SALRET_MORE_PASSES)
|
||||
ret = xpNeedMoreInfo;
|
||||
else
|
||||
ret = xpSalError;
|
||||
|
||||
return ret;
|
||||
}
|
||||
|
||||
|
||||
static enum xp_retval
|
||||
xpc_rsvd_page_init_sn2(struct xpc_rsvd_page *rp)
|
||||
{
|
||||
@ -636,7 +655,7 @@ xpc_rsvd_page_init_sn2(struct xpc_rsvd_page *rp)
|
||||
|
||||
/* clear xpc_vars_part_sn2 */
|
||||
memset((u64 *)xpc_vars_part_sn2, 0, sizeof(struct xpc_vars_part_sn2) *
|
||||
xp_max_npartitions);
|
||||
XP_MAX_NPARTITIONS_SN2);
|
||||
|
||||
/* initialize the activate IRQ related amo variables */
|
||||
for (i = 0; i < xpc_nasid_mask_nlongs; i++)
|
||||
@ -699,7 +718,7 @@ xpc_check_remote_hb_sn2(void)
|
||||
|
||||
remote_vars = (struct xpc_vars_sn2 *)xpc_remote_copy_buffer_sn2;
|
||||
|
||||
for (partid = 0; partid < xp_max_npartitions; partid++) {
|
||||
for (partid = 0; partid < XP_MAX_NPARTITIONS_SN2; partid++) {
|
||||
|
||||
if (xpc_exiting)
|
||||
break;
|
||||
@ -2386,6 +2405,7 @@ xpc_init_sn2(void)
|
||||
int ret;
|
||||
size_t buf_size;
|
||||
|
||||
xpc_get_partition_rsvd_page_pa = xpc_get_partition_rsvd_page_pa_sn2;
|
||||
xpc_rsvd_page_init = xpc_rsvd_page_init_sn2;
|
||||
xpc_increment_heartbeat = xpc_increment_heartbeat_sn2;
|
||||
xpc_offline_heartbeat = xpc_offline_heartbeat_sn2;
|
||||
|
||||
@ -14,11 +14,8 @@
|
||||
*/
|
||||
|
||||
#include <linux/kernel.h>
|
||||
|
||||
/* !!! #include <gru/grukservices.h> */
|
||||
/* !!! uv_gpa() is defined in <gru/grukservices.h> */
|
||||
#define uv_gpa(_a) ((unsigned long)_a)
|
||||
|
||||
#include <asm/uv/uv_hub.h>
|
||||
#include "../sgi-gru/grukservices.h"
|
||||
#include "xpc.h"
|
||||
|
||||
static DECLARE_BITMAP(xpc_heartbeating_to_mask_uv, XP_MAX_NPARTITIONS_UV);
|
||||
|
||||
@ -21,17 +21,8 @@
|
||||
*/
|
||||
|
||||
#include <linux/module.h>
|
||||
#include <linux/kernel.h>
|
||||
#include <linux/init.h>
|
||||
#include <linux/ioport.h>
|
||||
#include <linux/netdevice.h>
|
||||
#include <linux/etherdevice.h>
|
||||
#include <linux/delay.h>
|
||||
#include <linux/ethtool.h>
|
||||
#include <linux/mii.h>
|
||||
#include <linux/smp.h>
|
||||
#include <linux/string.h>
|
||||
#include <asm/atomic.h>
|
||||
#include "xp.h"
|
||||
|
||||
/*
|
||||
@ -175,8 +166,9 @@ xpnet_receive(short partid, int channel, struct xpnet_message *msg)
|
||||
|
||||
return;
|
||||
}
|
||||
dev_dbg(xpnet, "received 0x%lx, %d, %d, %d\n", msg->buf_pa, msg->size,
|
||||
msg->leadin_ignore, msg->tailout_ignore);
|
||||
dev_dbg(xpnet, "received 0x%lx, %d, %d, %d\n",
|
||||
(unsigned long)msg->buf_pa, msg->size, msg->leadin_ignore,
|
||||
msg->tailout_ignore);
|
||||
|
||||
/* reserve an extra cache line */
|
||||
skb = dev_alloc_skb(msg->size + L1_CACHE_BYTES);
|
||||
@ -320,8 +312,10 @@ xpnet_dev_open(struct net_device *dev)
|
||||
|
||||
dev_dbg(xpnet, "calling xpc_connect(%d, 0x%p, NULL, %ld, %ld, %ld, "
|
||||
"%ld)\n", XPC_NET_CHANNEL, xpnet_connection_activity,
|
||||
XPNET_MSG_SIZE, XPNET_MSG_NENTRIES, XPNET_MAX_KTHREADS,
|
||||
XPNET_MAX_IDLE_KTHREADS);
|
||||
(unsigned long)XPNET_MSG_SIZE,
|
||||
(unsigned long)XPNET_MSG_NENTRIES,
|
||||
(unsigned long)XPNET_MAX_KTHREADS,
|
||||
(unsigned long)XPNET_MAX_IDLE_KTHREADS);
|
||||
|
||||
ret = xpc_connect(XPC_NET_CHANNEL, xpnet_connection_activity, NULL,
|
||||
XPNET_MSG_SIZE, XPNET_MSG_NENTRIES,
|
||||
@ -439,8 +433,8 @@ xpnet_send(struct sk_buff *skb, struct xpnet_pending_msg *queued_msg,
|
||||
dev_dbg(xpnet, "sending XPC message to %d:%d\n"
|
||||
KERN_DEBUG "msg->buf_pa=0x%lx, msg->size=%u, "
|
||||
"msg->leadin_ignore=%u, msg->tailout_ignore=%u\n",
|
||||
dest_partid, XPC_NET_CHANNEL, msg->buf_pa, msg->size,
|
||||
msg->leadin_ignore, msg->tailout_ignore);
|
||||
dest_partid, XPC_NET_CHANNEL, (unsigned long)msg->buf_pa,
|
||||
msg->size, msg->leadin_ignore, msg->tailout_ignore);
|
||||
|
||||
atomic_inc(&queued_msg->use_count);
|
||||
|
||||
@ -602,8 +596,8 @@ xpnet_init(void)
|
||||
*/
|
||||
xpnet_device->dev_addr[0] = 0x02; /* locally administered, no OUI */
|
||||
|
||||
xpnet_device->dev_addr[XPNET_PARTID_OCTET + 1] = sn_partition_id;
|
||||
xpnet_device->dev_addr[XPNET_PARTID_OCTET + 0] = (sn_partition_id >> 8);
|
||||
xpnet_device->dev_addr[XPNET_PARTID_OCTET + 1] = xp_partition_id;
|
||||
xpnet_device->dev_addr[XPNET_PARTID_OCTET + 0] = (xp_partition_id >> 8);
|
||||
|
||||
/*
|
||||
* ether_setup() sets this to a multicast device. We are
|
||||
|
||||
Loading…
Reference in New Issue
Block a user