]> err.no Git - linux-2.6/commitdiff
sgi-xp: enable building of XPC/XPNET on x86_64
authorDean Nelson <dcn@sgi.com>
Wed, 30 Jul 2008 05:34:16 +0000 (22:34 -0700)
committerLinus Torvalds <torvalds@linux-foundation.org>
Wed, 30 Jul 2008 16:41:50 +0000 (09:41 -0700)
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>
12 files changed:
drivers/misc/Kconfig
drivers/misc/sgi-xp/Makefile
drivers/misc/sgi-xp/xp.h
drivers/misc/sgi-xp/xp_main.c
drivers/misc/sgi-xp/xp_sn2.c
drivers/misc/sgi-xp/xpc.h
drivers/misc/sgi-xp/xpc_channel.c
drivers/misc/sgi-xp/xpc_main.c
drivers/misc/sgi-xp/xpc_partition.c
drivers/misc/sgi-xp/xpc_sn2.c
drivers/misc/sgi-xp/xpc_uv.c
drivers/misc/sgi-xp/xpnet.c

index 4b288f43ca8a7dc644b3ef9763ee8898a8885157..fa50e9ede0e6ca77aa10618a01a53c6209bb0d73 100644 (file)
@@ -426,7 +426,7 @@ config ENCLOSURE_SERVICES
 
 config SGI_XP
        tristate "Support communication between SGI SSIs"
-       depends on IA64_GENERIC || IA64_SGI_SN2
+       depends on IA64_GENERIC || IA64_SGI_SN2 || IA64_SGI_UV || (X86_64 && SMP)
        select IA64_UNCACHED_ALLOCATOR if IA64_GENERIC || IA64_SGI_SN2
        select GENERIC_ALLOCATOR if IA64_GENERIC || IA64_SGI_SN2
        ---help---
index b3eeff31ebf8b1e764c5ac40f0dd00f3f80dd439..35ce28578075e52bb41dafd9b7e2a0f8e99ffe2d 100644 (file)
@@ -3,11 +3,17 @@
 #
 
 obj-$(CONFIG_SGI_XP)           += xp.o
-xp-y                           := xp_main.o xp_uv.o
-xp-$(CONFIG_IA64)              += xp_sn2.o xp_nofault.o
+xp-y                           := xp_main.o
+xp-$(CONFIG_IA64_SGI_SN2)      += xp_sn2.o xp_nofault.o
+xp-$(CONFIG_IA64_GENERIC)      += xp_sn2.o xp_nofault.o xp_uv.o
+xp-$(CONFIG_IA64_SGI_UV)       += xp_uv.o
+xp-$(CONFIG_X86_64)            += xp_uv.o
 
 obj-$(CONFIG_SGI_XP)           += xpc.o
-xpc-y                          := xpc_main.o xpc_uv.o xpc_channel.o xpc_partition.o
-xpc-$(CONFIG_IA64)             += xpc_sn2.o
+xpc-y                          := xpc_main.o xpc_channel.o xpc_partition.o
+xpc-$(CONFIG_IA64_SGI_SN2)     += xpc_sn2.o
+xpc-$(CONFIG_IA64_GENERIC)     += xpc_sn2.o xpc_uv.o
+xpc-$(CONFIG_IA64_SGI_UV)      += xpc_uv.o
+xpc-$(CONFIG_X86_64)           += xpc_uv.o
 
 obj-$(CONFIG_SGI_XP)           += xpnet.o
index 3054fae8b02304655c722dc9fbd8a41750d2cb05..01bf1a2cd8edd4459662168e23b7ca0b27c2499f 100644 (file)
 #ifndef _DRIVERS_MISC_SGIXP_XP_H
 #define _DRIVERS_MISC_SGIXP_XP_H
 
-#include <linux/cache.h>
-#include <linux/hardirq.h>
 #include <linux/mutex.h>
-#include <asm/sn/types.h>
+
 #ifdef CONFIG_IA64
-#include <asm/sn/arch.h>
+#include <asm/system.h>
+#include <asm/sn/arch.h>       /* defines is_shub1() and is_shub2() */
+#define is_shub()      ia64_platform_is("sn2")
+#define is_uv()                ia64_platform_is("uv")
 #endif
-
-#ifdef USE_DBUG_ON
-#define DBUG_ON(condition)     BUG_ON(condition)
-#else
-#define DBUG_ON(condition)
+#ifdef CONFIG_X86_64
+#include <asm/genapic.h>
+#define is_uv()                is_uv_system()
 #endif
 
 #ifndef is_shub1
 #endif
 
 #ifndef is_shub
-#define is_shub()      (is_shub1() || is_shub2())
+#define is_shub()      0
 #endif
 
 #ifndef is_uv
 #define is_uv()                0
 #endif
 
+#ifdef USE_DBUG_ON
+#define DBUG_ON(condition)     BUG_ON(condition)
+#else
+#define DBUG_ON(condition)
+#endif
+
 /*
  * Define the maximum number of partitions the system can possibly support.
  * It is based on the maximum number of hardware partitionable regions. The
@@ -200,7 +205,9 @@ enum xp_retval {
        xpPayloadTooBig,        /* 55: payload too large for message slot */
 
        xpUnsupported,          /* 56: unsupported functionality or resource */
-       xpUnknownReason         /* 57: unknown reason - must be last in enum */
+       xpNeedMoreInfo,         /* 57: more info is needed by SAL */
+
+       xpUnknownReason         /* 58: unknown reason - must be last in enum */
 };
 
 /*
@@ -339,8 +346,11 @@ xpc_partid_to_nasids(short partid, void *nasids)
 }
 
 extern short xp_max_npartitions;
+extern short xp_partition_id;
+extern u8 xp_region_size;
 
 extern enum xp_retval (*xp_remote_memcpy) (void *, const void *, size_t);
+extern int (*xp_cpu_to_nasid) (int);
 
 extern u64 xp_nofault_PIOR_target;
 extern int xp_nofault_PIOR(void *);
index 9c0ce2f15ff65771d67993cec007a6fc3de1acd2..c34b23fe498f72ff9c4c1a4b5909fc52b41245ab 100644 (file)
@@ -14,7 +14,6 @@
  *
  */
 
-#include <linux/kernel.h>
 #include <linux/module.h>
 #include <linux/device.h>
 #include "xp.h"
@@ -36,9 +35,18 @@ struct device *xp = &xp_dbg_subname;
 short xp_max_npartitions;
 EXPORT_SYMBOL_GPL(xp_max_npartitions);
 
+short xp_partition_id;
+EXPORT_SYMBOL_GPL(xp_partition_id);
+
+u8 xp_region_size;
+EXPORT_SYMBOL_GPL(xp_region_size);
+
 enum xp_retval (*xp_remote_memcpy) (void *dst, const void *src, size_t len);
 EXPORT_SYMBOL_GPL(xp_remote_memcpy);
 
+int (*xp_cpu_to_nasid) (int cpuid);
+EXPORT_SYMBOL_GPL(xp_cpu_to_nasid);
+
 /*
  * xpc_registrations[] keeps track of xpc_connect()'s done by the kernel-level
  * users of XPC.
index baabc1cb3fee162a2f67b74b502f270fa1141532..c6a1ede7d6e6a00efa89ac373240cd7031c506ad 100644 (file)
@@ -12,6 +12,7 @@
  *      Architecture specific implementation of common functions.
  */
 
+#include <linux/module.h>
 #include <linux/device.h>
 #include <asm/sn/bte.h>
 #include <asm/sn/sn_sal.h>
@@ -116,14 +117,23 @@ xp_remote_memcpy_sn2(void *vdst, const void *psrc, size_t len)
        return xpBteCopyError;
 }
 
+static int
+xp_cpu_to_nasid_sn2(int cpuid)
+{
+       return cpuid_to_nasid(cpuid);
+}
+
 enum xp_retval
 xp_init_sn2(void)
 {
        BUG_ON(!is_shub());
 
        xp_max_npartitions = XP_MAX_NPARTITIONS_SN2;
+       xp_partition_id = sn_partition_id;
+       xp_region_size = sn_region_size;
 
        xp_remote_memcpy = xp_remote_memcpy_sn2;
+       xp_cpu_to_nasid = xp_cpu_to_nasid_sn2;
 
        return xp_register_nofault_code_sn2();
 }
index e194d3140f6806d78bd0f39d4cf42888fe5c1300..96408fcf5a1e643dd2c11ca1425e09eb6ac6376f 100644 (file)
 #ifndef _DRIVERS_MISC_SGIXP_XPC_H
 #define _DRIVERS_MISC_SGIXP_XPC_H
 
-#include <linux/interrupt.h>
-#include <linux/sysctl.h>
-#include <linux/device.h>
-#include <linux/mutex.h>
+#include <linux/wait.h>
 #include <linux/completion.h>
-#include <asm/pgtable.h>
-#include <asm/processor.h>
-#include <asm/sn/clksupport.h>
-#include <asm/sn/addrs.h>
-#include <asm/sn/mspec.h>
-#include <asm/sn/shub_mmr.h>
+#include <linux/timer.h>
+#include <linux/sched.h>
 #include "xp.h"
 
 /*
@@ -179,7 +172,8 @@ struct xpc_vars_part_sn2 {
 #define XPC_RP_HEADER_SIZE     L1_CACHE_ALIGN(sizeof(struct xpc_rsvd_page))
 #define XPC_RP_VARS_SIZE       L1_CACHE_ALIGN(sizeof(struct xpc_vars_sn2))
 
-#define XPC_RP_PART_NASIDS(_rp) ((u64 *)((u8 *)(_rp) + XPC_RP_HEADER_SIZE))
+#define XPC_RP_PART_NASIDS(_rp) ((unsigned long *)((u8 *)(_rp) + \
+                                XPC_RP_HEADER_SIZE))
 #define XPC_RP_MACH_NASIDS(_rp) (XPC_RP_PART_NASIDS(_rp) + \
                                 xpc_nasid_mask_nlongs)
 #define XPC_RP_VARS(_rp)       ((struct xpc_vars_sn2 *) \
@@ -202,13 +196,13 @@ struct xpc_vars_part_sn2 {
 /*
  * Define a Get/Put value pair (pointers) used with a message queue.
  */
-struct xpc_gp {
+struct xpc_gp_sn2 {
        s64 get;                /* Get value */
        s64 put;                /* Put value */
 };
 
 #define XPC_GP_SIZE \
-               L1_CACHE_ALIGN(sizeof(struct xpc_gp) * XPC_MAX_NCHANNELS)
+               L1_CACHE_ALIGN(sizeof(struct xpc_gp_sn2) * XPC_MAX_NCHANNELS)
 
 /*
  * Define a structure that contains arguments associated with opening and
@@ -340,10 +334,10 @@ struct xpc_channel_sn2 {
 
        /* various flavors of local and remote Get/Put values */
 
-       struct xpc_gp *local_GP;        /* local Get/Put values */
-       struct xpc_gp remote_GP;        /* remote Get/Put values */
-       struct xpc_gp w_local_GP;       /* working local Get/Put values */
-       struct xpc_gp w_remote_GP;      /* working remote Get/Put values */
+       struct xpc_gp_sn2 *local_GP;    /* local Get/Put values */
+       struct xpc_gp_sn2 remote_GP;    /* remote Get/Put values */
+       struct xpc_gp_sn2 w_local_GP;   /* working local Get/Put values */
+       struct xpc_gp_sn2 w_remote_GP;  /* working remote Get/Put values */
        s64 next_msg_to_pull;   /* Put value of next msg to pull */
 
        struct mutex msg_to_pull_mutex; /* next msg to pull serialization */
@@ -506,9 +500,9 @@ struct xpc_partition_sn2 {
        u8 remote_vars_version; /* version# of partition's vars */
 
        void *local_GPs_base;   /* base address of kmalloc'd space */
-       struct xpc_gp *local_GPs;       /* local Get/Put values */
+       struct xpc_gp_sn2 *local_GPs;   /* local Get/Put values */
        void *remote_GPs_base;  /* base address of kmalloc'd space */
-       struct xpc_gp *remote_GPs;      /* copy of remote partition's local */
+       struct xpc_gp_sn2 *remote_GPs;  /* copy of remote partition's local */
                                        /* Get/Put values */
        u64 remote_GPs_pa;      /* phys address of remote partition's local */
                                /* Get/Put values */
@@ -629,6 +623,8 @@ extern void xpc_activate_partition(struct xpc_partition *);
 extern void xpc_activate_kthreads(struct xpc_channel *, int);
 extern void xpc_create_kthreads(struct xpc_channel *, int, int);
 extern void xpc_disconnect_wait(int);
+extern enum xp_retval (*xpc_get_partition_rsvd_page_pa) (u64, u64 *, u64 *,
+                                                        size_t *);
 extern enum xp_retval (*xpc_rsvd_page_init) (struct xpc_rsvd_page *);
 extern void (*xpc_heartbeat_init) (void);
 extern void (*xpc_heartbeat_exit) (void);
index f1afc0a7c33fe6da645e648d0e7539e2e3367477..0615efbe0070ef1eff71cf7c802c5921c05f7120 100644 (file)
  *
  */
 
-#include <linux/kernel.h>
-#include <linux/init.h>
-#include <linux/sched.h>
-#include <linux/cache.h>
-#include <linux/interrupt.h>
-#include <linux/mutex.h>
-#include <linux/completion.h>
-#include <asm/sn/sn_sal.h>
+#include <linux/device.h>
 #include "xpc.h"
 
 /*
@@ -373,8 +366,9 @@ again:
                dev_dbg(xpc_chan, "XPC_CHCTL_OPENREPLY (local_msgqueue_pa="
                        "0x%lx, local_nentries=%d, remote_nentries=%d) "
                        "received from partid=%d, channel=%d\n",
-                       args->local_msgqueue_pa, args->local_nentries,
-                       args->remote_nentries, ch->partid, ch->number);
+                       (unsigned long)args->local_msgqueue_pa,
+                       args->local_nentries, args->remote_nentries,
+                       ch->partid, ch->number);
 
                if (ch->flags & (XPC_C_DISCONNECTING | XPC_C_DISCONNECTED)) {
                        spin_unlock_irqrestore(&ch->lock, irq_flags);
@@ -940,7 +934,7 @@ xpc_deliver_msg(struct xpc_channel *ch)
                if (ch->func != NULL) {
                        dev_dbg(xpc_chan, "ch->func() called, msg=0x%p, "
                                "msg_number=%ld, partid=%d, channel=%d\n",
-                               (void *)msg, msg->number, ch->partid,
+                               msg, (signed long)msg->number, ch->partid,
                                ch->number);
 
                        /* deliver the message to its intended recipient */
@@ -949,7 +943,7 @@ xpc_deliver_msg(struct xpc_channel *ch)
 
                        dev_dbg(xpc_chan, "ch->func() returned, msg=0x%p, "
                                "msg_number=%ld, partid=%d, channel=%d\n",
-                               (void *)msg, msg->number, ch->partid,
+                               msg, (signed long)msg->number, ch->partid,
                                ch->number);
                }
 
index e7ff9e1670f62d2d027ee7a757ff307cf0c27d41..f7478cc3572dd62f7f3fa1b372ee60eca9bad13c 100644 (file)
  *
  */
 
-#include <linux/kernel.h>
 #include <linux/module.h>
-#include <linux/init.h>
-#include <linux/cache.h>
-#include <linux/interrupt.h>
+#include <linux/sysctl.h>
+#include <linux/device.h>
 #include <linux/delay.h>
 #include <linux/reboot.h>
-#include <linux/completion.h>
 #include <linux/kdebug.h>
 #include <linux/kthread.h>
-#include <linux/uaccess.h>
-#include <asm/sn/intr.h>
-#include <asm/sn/sn_sal.h>
 #include "xpc.h"
 
 /* define two XPC debug device structures to be used with dev_dbg() et al */
@@ -175,6 +169,8 @@ static struct notifier_block xpc_die_notifier = {
        .notifier_call = xpc_system_die,
 };
 
+enum xp_retval (*xpc_get_partition_rsvd_page_pa) (u64 buf, u64 *cookie,
+                                                 u64 *paddr, size_t *len);
 enum xp_retval (*xpc_rsvd_page_init) (struct xpc_rsvd_page *rp);
 void (*xpc_heartbeat_init) (void);
 void (*xpc_heartbeat_exit) (void);
@@ -920,7 +916,8 @@ xpc_die_deactivate(void)
        struct xpc_partition *part;
        short partid;
        int any_engaged;
-       long time, printmsg_time, disengage_timeout;
+       long keep_waiting;
+       long wait_to_print;
 
        /* keep xpc_hb_checker thread from doing anything (just in case) */
        xpc_exiting = 1;
@@ -937,16 +934,17 @@ xpc_die_deactivate(void)
                }
        }
 
-       time = rtc_time();
-       printmsg_time = time +
-           (XPC_DEACTIVATE_PRINTMSG_INTERVAL * sn_rtc_cycles_per_second);
-       disengage_timeout = time +
-           (xpc_disengage_timelimit * sn_rtc_cycles_per_second);
-
        /*
         * Though we requested that all other partitions deactivate from us,
-        * we only wait until they've all disengaged.
+        * we only wait until they've all disengaged or we've reached the
+        * defined timelimit.
+        *
+        * Given that one iteration through the following while-loop takes
+        * approximately 200 microseconds, calculate the #of loops to take
+        * before bailing and the #of loops before printing a waiting message.
         */
+       keep_waiting = xpc_disengage_timelimit * 1000 * 5;
+       wait_to_print = XPC_DEACTIVATE_PRINTMSG_INTERVAL * 1000 * 5;
 
        while (1) {
                any_engaged = xpc_any_partition_engaged();
@@ -955,8 +953,7 @@ xpc_die_deactivate(void)
                        break;
                }
 
-               time = rtc_time();
-               if (time >= disengage_timeout) {
+               if (!keep_waiting--) {
                        for (partid = 0; partid < xp_max_npartitions;
                             partid++) {
                                if (xpc_partition_engaged(partid)) {
@@ -968,15 +965,15 @@ xpc_die_deactivate(void)
                        break;
                }
 
-               if (time >= printmsg_time) {
+               if (!wait_to_print--) {
                        dev_info(xpc_part, "waiting for remote partitions to "
                                 "deactivate, timeout in %ld seconds\n",
-                                (disengage_timeout - time) /
-                                sn_rtc_cycles_per_second);
-                       printmsg_time = time +
-                           (XPC_DEACTIVATE_PRINTMSG_INTERVAL *
-                            sn_rtc_cycles_per_second);
+                                keep_waiting / (1000 * 5));
+                       wait_to_print = XPC_DEACTIVATE_PRINTMSG_INTERVAL *
+                           1000 * 5;
                }
+
+               udelay(200);
        }
 }
 
@@ -991,6 +988,7 @@ xpc_die_deactivate(void)
 static int
 xpc_system_die(struct notifier_block *nb, unsigned long event, void *unused)
 {
+#ifdef CONFIG_IA64             /* !!! temporary kludge */
        switch (event) {
        case DIE_MACHINE_RESTART:
        case DIE_MACHINE_HALT:
@@ -1019,6 +1017,9 @@ xpc_system_die(struct notifier_block *nb, unsigned long event, void *unused)
                xpc_online_heartbeat();
                break;
        }
+#else
+       xpc_die_deactivate();
+#endif
 
        return NOTIFY_DONE;
 }
index 70d4a00c97231a22bc5948a6197cf46a9eaa956e..f84d66410205097f96a1ac5879e19da4866a1f27 100644 (file)
  *
  */
 
-#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:
index 4b5f69edf0d2017b04ee0bb94b9f10eaafa1dcb7..fde870aebcb98c482d72ad43a1723415caa028c6 100644 (file)
@@ -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;
index 2aec1dfbb3dbfd4d654db7983af2d011d673669e..232867aa69296eb33ddfbec40256c161ce5293eb 100644 (file)
  */
 
 #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);
index 07c89c4e2c2500f663756de57ddd88248c5a4172..49385f441705f9cfa74593662405d4501e5e328e 100644 (file)
  */
 
 #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