Merge tiger.hpl.hp.com:/data1/bk/vanilla/linux-2.5

into tiger.hpl.hp.com:/data1/bk/lia64/to-linus-2.5

arch/ia64/Kconfig

@@ -267,7 +267,7 @@ config IA64_MCA
 	  unsure, answer Y.
 
 config PM
-	bool
+	bool "Power Management support"
 	depends on IA64_GENERIC || IA64_DIG || IA64_HP_ZX1
 	default y
 	---help---
@@ -569,6 +569,7 @@ source "lib/Kconfig"
 
 source "arch/ia64/hp/sim/Kconfig"
 
+source "arch/ia64/oprofile/Kconfig"
 
 menu "Kernel hacking"
 

arch/ia64/Makefile

@@ -65,6 +65,7 @@ drivers-$(CONFIG_PCI)		+= arch/ia64/pci/
 drivers-$(CONFIG_IA64_HP_SIM)	+= arch/ia64/hp/sim/
 drivers-$(CONFIG_IA64_HP_ZX1)	+= arch/ia64/hp/common/ arch/ia64/hp/zx1/
 drivers-$(CONFIG_IA64_GENERIC)	+= arch/ia64/hp/common/ arch/ia64/hp/zx1/ arch/ia64/hp/sim/
+drivers-$(CONFIG_OPROFILE)	+= arch/ia64/oprofile/
 
 boot := arch/ia64/hp/sim/boot
 

arch/ia64/hp/common/sba_iommu.c

@@ -227,12 +227,7 @@ struct ioc {
 static struct ioc *ioc_list;
 static int reserve_sba_gart = 1;
 
-#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,5,0)
 #define sba_sg_address(sg)	(page_address((sg)->page) + (sg)->offset)
-#else
-#define sba_sg_address(sg)	((sg)->address ? (sg)->address : \
-                                  page_address((sg)->page) + (sg)->offset)
-#endif
 
 #ifdef FULL_VALID_PDIR
 static u64 prefetch_spill_page;

arch/ia64/hp/sim/boot/boot_head.S

@@ -27,6 +27,14 @@ GLOBAL_ENTRY(_start)
 	br.call.sptk.many rp=start_bootloader
 END(_start)
 
+/*
+ * Set a break point on this function so that symbols are available to set breakpoints in
+ * the kernel being debugged.
+ */
+GLOBAL_ENTRY(debug_break)
+	br.ret.sptk.many b0
+END(debug_break)
+
 GLOBAL_ENTRY(ssc)
 	.regstk 5,0,0,0
 	mov r15=in4

arch/ia64/hp/sim/boot/bootloader.c

@@ -37,15 +37,7 @@ struct disk_stat {
 
 extern void jmp_to_kernel (unsigned long bp, unsigned long e_entry);
 extern struct ia64_boot_param *sys_fw_init (const char *args, int arglen);
-
-/*
- * Set a break point on this function so that symbols are available to set breakpoints in
- * the kernel being debugged.
- */
-static void
-debug_break (void)
-{
-}
+extern void debug_break (void);
 
 static void
 cons_write (const char *buf)

arch/ia64/ia32/elfcore32.h

@@ -8,6 +8,8 @@
 #ifndef _ELFCORE32_H_
 #define _ELFCORE32_H_
 
+#include <asm/intrinsics.h>
+
 #define USE_ELF_CORE_DUMP 1
 
 /* Override elfcore.h */
@@ -79,8 +81,7 @@ struct elf_prpsinfo
 	pr_reg[11] = regs->r1; 				\
 	pr_reg[12] = regs->cr_iip;			\
 	pr_reg[13] = regs->r17 & 0xffff;		\
-	asm volatile ("mov %0=ar.eflag ;;"		\
-		      : "=r"(pr_reg[14]));		\
+	pr_reg[14] = ia64_getreg(_IA64_REG_AR_EFLAG);	\
 	pr_reg[15] = regs->r12;				\
 	pr_reg[16] = (regs->r17 >> 16) & 0xffff;
 

arch/ia64/kernel/acpi.c

@@ -603,11 +603,13 @@ acpi_boot_init (void)
 		printk(KERN_ERR PREFIX "Can't find FADT\n");
 
 #ifdef CONFIG_SMP
-	smp_boot_data.cpu_count = available_cpus;
 	if (available_cpus == 0) {
 		printk(KERN_INFO "ACPI: Found 0 CPUS; assuming 1\n");
+		printk(KERN_INFO "CPU 0 (0x%04x)", hard_smp_processor_id());
+		smp_boot_data.cpu_phys_id[available_cpus] = hard_smp_processor_id();
 		available_cpus = 1; /* We've got at least one of these, no? */
 	}
+	smp_boot_data.cpu_count = available_cpus;
 
 	smp_build_cpu_map();
 # ifdef CONFIG_NUMA

arch/ia64/kernel/efi.c

@@ -324,7 +324,7 @@ efi_memmap_walk (efi_freemem_callback_t callback, void *arg)
 				check_md = q;
 
 				if (check_md->attribute & EFI_MEMORY_WB)
-					trim_bottom(md, granule_addr);
+					trim_bottom(check_md, granule_addr);
 
 				if (check_md->phys_addr < granule_addr)
 					continue;

arch/ia64/kernel/entry.S

@@ -1448,7 +1448,7 @@ sys_call_table:
 	data8 sys_sched_setaffinity
 	data8 sys_sched_getaffinity
 	data8 sys_set_tid_address
-	data8 sys_fadvise64
+	data8 sys_fadvise64_64
 	data8 sys_tgkill 			// 1235
 	data8 sys_exit_group
 	data8 sys_lookup_dcookie
@@ -1473,7 +1473,7 @@ sys_call_table:
 	data8 sys_clock_nanosleep
 	data8 sys_fstatfs64
 	data8 sys_statfs64
-	data8 sys_fadvise64_64
+	data8 ia64_ni_syscall
 	data8 ia64_ni_syscall			// 1260
 	data8 ia64_ni_syscall
 	data8 ia64_ni_syscall

arch/ia64/kernel/fsys.S

@@ -655,7 +655,7 @@ fsyscall_table:
 	data8 0				// sched_setaffinity
 	data8 0				// sched_getaffinity
 	data8 fsys_set_tid_address	// set_tid_address
-	data8 0				// fadvise64
+	data8 0				// fadvise64_64
 	data8 0				// tgkill		// 1235
 	data8 0				// exit_group
 	data8 0				// lookup_dcookie
@@ -680,7 +680,7 @@ fsyscall_table:
 	data8 0				// clock_nanosleep
 	data8 0				// fstatfs64
 	data8 0				// statfs64
-	data8 0				// fadvise64_64
+	data8 0
 	data8 0							// 1260
 	data8 0
 	data8 0

arch/ia64/kernel/init_task.c

@@ -28,15 +28,13 @@ struct mm_struct init_mm = INIT_MM(init_mm);
  */
 #define init_thread_info	init_task_mem.s.thread_info
 
-static union {
+union {
 	struct {
 		struct task_struct task;
 		struct thread_info thread_info;
 	} s;
 	unsigned long stack[KERNEL_STACK_SIZE/sizeof (unsigned long)];
-} init_task_mem asm ("init_task_mem") __attribute__((section(".data.init_task"))) = {{
+} init_task_mem asm ("init_task") __attribute__((section(".data.init_task"))) = {{
 	.task =		INIT_TASK(init_task_mem.s.task),
 	.thread_info =	INIT_THREAD_INFO(init_task_mem.s.task)
 }};
-
-extern struct task_struct init_task __attribute__ ((alias("init_task_mem")));

arch/ia64/kernel/perfmon.c

@@ -58,23 +58,8 @@
 #define PFM_CTX_ZOMBIE		4	/* owner of the context is closing it */
 #define PFM_CTX_TERMINATED	5	/* the task the context was loaded onto is gone */
 
-#define CTX_LOADED(c)        (c)->ctx_state = PFM_CTX_LOADED
-#define CTX_UNLOADED(c)      (c)->ctx_state = PFM_CTX_UNLOADED
-#define CTX_ZOMBIE(c)        (c)->ctx_state = PFM_CTX_ZOMBIE
-#define CTX_DESTROYED(c)     (c)->ctx_state = PFM_CTX_DESTROYED
-#define CTX_MASKED(c)        (c)->ctx_state = PFM_CTX_MASKED
-#define CTX_TERMINATED(c)    (c)->ctx_state = PFM_CTX_TERMINATED
-
-#define CTX_IS_UNLOADED(c)   ((c)->ctx_state == PFM_CTX_UNLOADED)
-#define CTX_IS_LOADED(c)     ((c)->ctx_state == PFM_CTX_LOADED)
-#define CTX_IS_ZOMBIE(c)     ((c)->ctx_state == PFM_CTX_ZOMBIE)
-#define CTX_IS_MASKED(c)     ((c)->ctx_state == PFM_CTX_MASKED)
-#define CTX_IS_TERMINATED(c) ((c)->ctx_state == PFM_CTX_TERMINATED)
-#define CTX_IS_DEAD(c)	     ((c)->ctx_state == PFM_CTX_TERMINATED || (c)->ctx_state == PFM_CTX_ZOMBIE)
-
 #define PFM_INVALID_ACTIVATION	(~0UL)
 
-
 /*
  * depth of message queue
  */
@@ -649,6 +634,7 @@ DEFINE_PER_CPU(struct task_struct *, pmu_owner);
 DEFINE_PER_CPU(pfm_context_t  *, pmu_ctx);
 DEFINE_PER_CPU(unsigned long, pmu_activation_number);
 
+
 /* forward declaration */
 static struct file_operations pfm_file_ops;
 
@@ -659,7 +645,13 @@ static struct file_operations pfm_file_ops;
 static void pfm_lazy_save_regs (struct task_struct *ta);
 #endif
 
-#if   defined(CONFIG_ITANIUM)
+/*
+ * the HP simulator must be first because
+ * CONFIG_IA64_HP_SIM is independent of CONFIG_MCKINLEY or CONFIG_ITANIUM
+ */
+#if defined(CONFIG_IA64_HP_SIM)
+#include "perfmon_hpsim.h"
+#elif   defined(CONFIG_ITANIUM)
 #include "perfmon_itanium.h"
 #elif defined(CONFIG_MCKINLEY)
 #include "perfmon_mckinley.h"
@@ -953,13 +945,15 @@ pfm_restore_monitoring(struct task_struct *task)
 	struct thread_struct *th = &task->thread;
 	unsigned long mask;
 	unsigned long psr, val;
-	int i;
+	int i, is_system;
+
+	is_system = ctx->ctx_fl_system;
 
 	if (task != current) {
 		printk(KERN_ERR "perfmon.%d: invalid task[%d] current[%d]\n", __LINE__, task->pid, current->pid);
 		return;
 	}
-	if (CTX_IS_MASKED(ctx) == 0) {
+	if (ctx->ctx_state != PFM_CTX_MASKED) {
 		printk(KERN_ERR "perfmon.%d: task[%d] current[%d] invalid state=%d\n", __LINE__,
 			task->pid, current->pid, ctx->ctx_state);
 		return;
@@ -975,7 +969,7 @@ pfm_restore_monitoring(struct task_struct *task)
 	 *
 	 * system-wide session are pinned and self-monitoring
 	 */
-	if (ctx->ctx_fl_system && (PFM_CPUINFO_GET() & PFM_CPUINFO_DCR_PP)) {
+	if (is_system && (PFM_CPUINFO_GET() & PFM_CPUINFO_DCR_PP)) {
 		/* disable dcr pp */
 		ia64_setreg(_IA64_REG_CR_DCR, ia64_getreg(_IA64_REG_CR_DCR) & ~IA64_DCR_PP);
 		pfm_clear_psr_pp();
@@ -1022,7 +1016,7 @@ pfm_restore_monitoring(struct task_struct *task)
 	/*
 	 * now restore PSR
 	 */
-	if (ctx->ctx_fl_system && (PFM_CPUINFO_GET() & PFM_CPUINFO_DCR_PP)) {
+	if (is_system && (PFM_CPUINFO_GET() & PFM_CPUINFO_DCR_PP)) {
 		/* enable dcr pp */
 		ia64_setreg(_IA64_REG_CR_DCR, ia64_getreg(_IA64_REG_CR_DCR) | IA64_DCR_PP);
 		ia64_srlz_i();
@@ -1825,6 +1819,7 @@ pfm_close(struct inode *inode, struct file *filp)
 	void *smpl_buf_vaddr = NULL;
 	void *smpl_buf_addr = NULL;
 	int free_possible = 1;
+	int state, is_system;
 
 	{ u64 psr = pfm_get_psr();
 	  BUG_ON((psr & IA64_PSR_I) == 0UL);
@@ -1850,6 +1845,11 @@ pfm_close(struct inode *inode, struct file *filp)
 
 	PROTECT_CTX(ctx, flags);
 
+	state     = ctx->ctx_state;
+	is_system = ctx->ctx_fl_system;
+
+	task = PFM_CTX_TASK(ctx);
+
 	/*
 	 * remove our file from the async queue, if we use it
 	 */
@@ -1859,11 +1859,10 @@ pfm_close(struct inode *inode, struct file *filp)
 		DPRINT(("[%d] after async_queue=%p\n", current->pid, ctx->ctx_async_queue));
 	}
 
-	task = PFM_CTX_TASK(ctx);
 
-	DPRINT(("[%d] ctx_state=%d\n", current->pid, ctx->ctx_state));
+	DPRINT(("[%d] ctx_state=%d\n", current->pid, state));
 
-	if (CTX_IS_UNLOADED(ctx) || CTX_IS_TERMINATED(ctx)) {
+	if (state == PFM_CTX_UNLOADED || state == PFM_CTX_TERMINATED) {
 		goto doit;
 	}
 
@@ -1884,7 +1883,7 @@ pfm_close(struct inode *inode, struct file *filp)
 		 *
 		 * We need to release the resource on the ORIGINAL cpu.
 		 */
-		if (ctx->ctx_fl_system && ctx->ctx_cpu != smp_processor_id()) {
+		if (is_system && ctx->ctx_cpu != smp_processor_id()) {
 
 			DPRINT(("[%d] should be running on CPU%d\n", current->pid, ctx->ctx_cpu));
 
@@ -1900,9 +1899,10 @@ pfm_close(struct inode *inode, struct file *filp)
 			task->thread.pfm_context = NULL;
 			ctx->ctx_task            = NULL;
 
-			CTX_UNLOADED(ctx);
+			ctx->ctx_state = state = PFM_CTX_UNLOADED;
 
 			pfm_unreserve_session(ctx, 1 , ctx->ctx_cpu);
+
 		} else
 #endif /* CONFIG_SMP */
 		{
@@ -1914,19 +1914,20 @@ pfm_close(struct inode *inode, struct file *filp)
 		 	*/
 			pfm_context_unload(ctx, NULL, 0, regs);
 
-			CTX_TERMINATED(ctx);
+			ctx->ctx_state = PFM_CTX_TERMINATED;
 
-			DPRINT(("[%d] ctx_state=%d\n", current->pid, ctx->ctx_state));
+			DPRINT(("[%d] ctx_state=%d\n", current->pid, state));
 		}
 		goto doit;
 	}
 
+
 	/*
 	 * The task is currently blocked or will block after an overflow.
 	 * we must force it to wakeup to get out of the
 	 * MASKED state and transition to the unloaded state by itself
 	 */
-	if (CTX_IS_MASKED(ctx) && CTX_OVFL_NOBLOCK(ctx) == 0) {
+	if (state == PFM_CTX_MASKED && CTX_OVFL_NOBLOCK(ctx) == 0) {
 
 		/*
 		 * set a "partial" zombie state to be checked
@@ -1949,7 +1950,7 @@ pfm_close(struct inode *inode, struct file *filp)
 		 */
 		up(&ctx->ctx_restart_sem);
 
-		DPRINT(("waking up ctx_state=%d for [%d]\n", ctx->ctx_state, current->pid));
+		DPRINT(("waking up ctx_state=%d for [%d]\n", state, current->pid));
 
 		/*
 		 * put ourself to sleep waiting for the other
@@ -1971,24 +1972,24 @@ pfm_close(struct inode *inode, struct file *filp)
 		 */
       		schedule();
 
-		DPRINT(("woken up ctx_state=%d for [%d]\n", ctx->ctx_state, current->pid));
 
 		PROTECT_CTX(ctx, flags);
 
+
 		remove_wait_queue(&ctx->ctx_zombieq, &wait);
   		set_current_state(TASK_RUNNING);
 
 		/*
 		 * context is terminated at this point
 		 */
-		DPRINT(("after zombie wakeup ctx_state=%d for [%d]\n", ctx->ctx_state, current->pid));
+		DPRINT(("after zombie wakeup ctx_state=%d for [%d]\n", state, current->pid));
 	}
 	else {
 #ifdef CONFIG_SMP
 		/*
 	 	 * switch context to zombie state
 	 	 */
-		CTX_ZOMBIE(ctx);
+		ctx->ctx_state = PFM_CTX_ZOMBIE;
 
 		DPRINT(("zombie ctx for [%d]\n", task->pid));
 		/*
@@ -2002,6 +2003,10 @@ pfm_close(struct inode *inode, struct file *filp)
 	}
 
 doit:	/* cannot assume task is defined from now on */
+
+	/* reload state, may have changed during  opening of critical section */
+	state = ctx->ctx_state;
+
 	/*
 	 * the context is still attached to a task (possibly current)
 	 * we cannot destroy it right now
@@ -2032,10 +2037,9 @@ pfm_close(struct inode *inode, struct file *filp)
 		ctx->ctx_smpl_hdr = NULL;
 	}
 
-
 	DPRINT(("[%d] ctx_state=%d free_possible=%d vaddr=%p addr=%p size=%lu\n",
 		current->pid,
-		ctx->ctx_state,
+		state,
 		free_possible,
 		smpl_buf_vaddr,
 		smpl_buf_addr,
@@ -2047,7 +2051,7 @@ pfm_close(struct inode *inode, struct file *filp)
 	 * UNLOADED and TERMINATED mean that the session has already been
 	 * unreserved.
 	 */
-	if (CTX_IS_ZOMBIE(ctx)) {
+	if (state == PFM_CTX_ZOMBIE) {
 		pfm_unreserve_session(ctx, ctx->ctx_fl_system , ctx->ctx_cpu);
 	}
 
@@ -2360,10 +2364,23 @@ pfm_smpl_buffer_alloc(struct task_struct *task, pfm_context_t *ctx, unsigned lon
 static int
 pfm_bad_permissions(struct task_struct *task)
 {
-	/* stolen from bad_signal() */
-	return (current->session != task->session)
-	    && (current->euid ^ task->suid) && (current->euid ^ task->uid)
-	    && (current->uid ^ task->suid) && (current->uid ^ task->uid);
+	/* inspired by ptrace_attach() */
+	DPRINT(("[%d] cur: uid=%d gid=%d task: euid=%d suid=%d uid=%d egid=%d sgid=%d\n",
+		current->pid,
+		current->uid,
+		current->gid,
+		task->euid,
+		task->suid,
+		task->uid,
+		task->egid,
+		task->sgid));
+
+	return ((current->uid != task->euid)
+	    || (current->uid != task->suid)
+	    || (current->uid != task->uid)
+	    || (current->gid != task->egid)
+	    || (current->gid != task->sgid)
+	    || (current->gid != task->gid)) && !capable(CAP_SYS_PTRACE);
 }
 
 static int
@@ -2655,7 +2672,7 @@ pfm_context_create(pfm_context_t *ctx, void *arg, int count, struct pt_regs *reg
 	/*
 	 * context is unloaded
 	 */
-	CTX_UNLOADED(ctx);
+	ctx->ctx_state = PFM_CTX_UNLOADED;
 
 	/*
 	 * initialization of context's flags
@@ -2787,7 +2804,7 @@ pfm_reset_regs(pfm_context_t *ctx, unsigned long *ovfl_regs, int flag)
 
 	if (flag == PFM_PMD_NO_RESET) return;
 
-	if (CTX_IS_MASKED(ctx)) {
+	if (ctx->ctx_state == PFM_CTX_MASKED) {
 		pfm_reset_regs_masked(ctx, ovfl_regs, flag);
 		return;
 	}
@@ -2836,27 +2853,30 @@ pfm_write_pmcs(pfm_context_t *ctx, void *arg, int count, struct pt_regs *regs)
 	unsigned long value;
 	unsigned long smpl_pmds, reset_pmds;
 	unsigned int cnum, reg_flags, flags;
-	int i, can_access_pmu = 0, is_loaded;
-	int is_monitor, is_counting;
+	int i, can_access_pmu = 0, is_loaded, is_system;
+	int is_monitor, is_counting, state;
 	int ret = -EINVAL;
 #define PFM_CHECK_PMC_PM(x, y, z) ((x)->ctx_fl_system ^ PMC_PM(y, z))
 
-	if (CTX_IS_DEAD(ctx)) return -EINVAL;
+	state     = ctx->ctx_state;
+	is_loaded = state == PFM_CTX_LOADED ? 1 : 0;
+	is_system = ctx->ctx_fl_system;
+
+	if (state == PFM_CTX_TERMINATED || state == PFM_CTX_ZOMBIE) return -EINVAL;
 
-	is_loaded = CTX_IS_LOADED(ctx);
 
 	if (is_loaded) {
 		thread = &ctx->ctx_task->thread;
-		can_access_pmu = GET_PMU_OWNER() == ctx->ctx_task ? 1 : 0;
 		/*
 		 * In system wide and when the context is loaded, access can only happen
 		 * when the caller is running on the CPU being monitored by the session.
 		 * It does not have to be the owner (ctx_task) of the context per se.
 		 */
-		if (ctx->ctx_fl_system && ctx->ctx_cpu != smp_processor_id()) {
+		if (is_system && ctx->ctx_cpu != smp_processor_id()) {
 			DPRINT(("[%d] should be running on CPU%d\n", current->pid, ctx->ctx_cpu));
 			return -EBUSY;
 		}
+		can_access_pmu = GET_PMU_OWNER() == ctx->ctx_task || is_system ? 1 : 0;
 	}
 
 	for (i = 0; i < count; i++, req++) {
@@ -2893,7 +2913,6 @@ pfm_write_pmcs(pfm_context_t *ctx, void *arg, int count, struct pt_regs *regs)
 			goto error;
 		}
 
-
 		if (is_counting) {
 			pfm_monitor_t *p = (pfm_monitor_t *)&value;
 			/*
@@ -2975,7 +2994,7 @@ pfm_write_pmcs(pfm_context_t *ctx, void *arg, int count, struct pt_regs *regs)
 		 	 * make sure we do not try to reset on
 		 	 * restart because we have established new values
 		 	 */
-			if (CTX_IS_MASKED(ctx)) ctx->ctx_ovfl_regs[0] &= ~1UL << cnum;
+			if (state == PFM_CTX_MASKED) ctx->ctx_ovfl_regs[0] &= ~1UL << cnum;
 		}
 		/*
 		 * Needed in case the user does not initialize the equivalent
@@ -3007,7 +3026,7 @@ pfm_write_pmcs(pfm_context_t *ctx, void *arg, int count, struct pt_regs *regs)
 			/*
 			 * write thread state
 			 */
-			if (ctx->ctx_fl_system == 0) thread->pmcs[cnum] = value;
+			if (is_system == 0) thread->pmcs[cnum] = value;
 
 			/*
 			 * write hardware register if we can
@@ -3067,13 +3086,16 @@ pfm_write_pmds(pfm_context_t *ctx, void *arg, int count, struct pt_regs *regs)
 	pfarg_reg_t *req = (pfarg_reg_t *)arg;
 	unsigned long value, hw_value;
 	unsigned int cnum;
-	int i, can_access_pmu = 0;
-	int is_counting, is_loaded;
+	int i, can_access_pmu = 0, state;
+	int is_counting, is_loaded, is_system;
 	int ret = -EINVAL;
 
-	if (CTX_IS_DEAD(ctx)) return -EINVAL;
 
-	is_loaded = CTX_IS_LOADED(ctx);
+	state     = ctx->ctx_state;
+	is_loaded = state == PFM_CTX_LOADED ? 1 : 0;
+	is_system = ctx->ctx_fl_system;
+
+	if (state == PFM_CTX_TERMINATED || state == PFM_CTX_ZOMBIE) return -EINVAL;
 
 	/*
 	 * on both UP and SMP, we can only write to the PMC when the task is
@@ -3081,16 +3103,16 @@ pfm_write_pmds(pfm_context_t *ctx, void *arg, int count, struct pt_regs *regs)
 	 */
 	if (is_loaded) {
 		thread = &ctx->ctx_task->thread;
-		can_access_pmu = GET_PMU_OWNER() == ctx->ctx_task ? 1 : 0;
 		/*
 		 * In system wide and when the context is loaded, access can only happen
 		 * when the caller is running on the CPU being monitored by the session.
 		 * It does not have to be the owner (ctx_task) of the context per se.
 		 */
-		if (ctx->ctx_fl_system && ctx->ctx_cpu != smp_processor_id()) {
+		if (is_system && ctx->ctx_cpu != smp_processor_id()) {
 			DPRINT(("[%d] should be running on CPU%d\n", current->pid, ctx->ctx_cpu));
 			return -EBUSY;
 		}
+		can_access_pmu = GET_PMU_OWNER() == ctx->ctx_task || is_system ? 1 : 0;
 	}
 
 	for (i = 0; i < count; i++, req++) {
@@ -3179,7 +3201,7 @@ pfm_write_pmds(pfm_context_t *ctx, void *arg, int count, struct pt_regs *regs)
 		 * make sure we do not try to reset on
 		 * restart because we have established new values
 		 */
-		if (is_counting && CTX_IS_MASKED(ctx)) {
+		if (is_counting && state == PFM_CTX_MASKED) {
 			ctx->ctx_ovfl_regs[0] &= ~1UL << cnum;
 		}
 
@@ -3187,7 +3209,7 @@ pfm_write_pmds(pfm_context_t *ctx, void *arg, int count, struct pt_regs *regs)
 			/*
 		 	 * write thread state
 		 	 */
-			if (ctx->ctx_fl_system == 0) thread->pmds[cnum] = hw_value;
+			if (is_system == 0) thread->pmds[cnum] = hw_value;
 
 			/*
 			 * write hardware register if we can
@@ -3265,35 +3287,40 @@ pfm_read_pmds(pfm_context_t *ctx, void *arg, int count, struct pt_regs *regs)
 	unsigned long val = 0UL, lval ;
 	pfarg_reg_t *req = (pfarg_reg_t *)arg;
 	unsigned int cnum, reg_flags = 0;
-	int i, is_loaded, can_access_pmu = 0;
+	int i, can_access_pmu = 0, state;
+	int is_loaded, is_system;
 	int ret = -EINVAL;
 
-	if (CTX_IS_ZOMBIE(ctx)) return -EINVAL;
-
 	/*
 	 * access is possible when loaded only for
 	 * self-monitoring tasks or in UP mode
 	 */
-	is_loaded = CTX_IS_LOADED(ctx);
+
+	state     = ctx->ctx_state;
+	is_loaded = state == PFM_CTX_LOADED ? 1 : 0;
+	is_system = ctx->ctx_fl_system;
+
+	if (state == PFM_CTX_ZOMBIE) return -EINVAL;
 
 	if (is_loaded) {
 		thread = &ctx->ctx_task->thread;
-		/*
-		 * this can be true when not self-monitoring only in UP
-		 */
-		can_access_pmu = GET_PMU_OWNER() == ctx->ctx_task? 1 : 0;
-
-		if (can_access_pmu) ia64_srlz_d();
 		/*
 		 * In system wide and when the context is loaded, access can only happen
 		 * when the caller is running on the CPU being monitored by the session.
 		 * It does not have to be the owner (ctx_task) of the context per se.
 		 */
-		if (ctx->ctx_fl_system && ctx->ctx_cpu != smp_processor_id()) {
+		if (is_system && ctx->ctx_cpu != smp_processor_id()) {
 			DPRINT(("[%d] should be running on CPU%d\n", current->pid, ctx->ctx_cpu));
 			return -EBUSY;
 		}
+		/*
+		 * this can be true when not self-monitoring only in UP
+		 */
+		can_access_pmu = GET_PMU_OWNER() == ctx->ctx_task || is_system ? 1 : 0;
+
+		if (can_access_pmu) ia64_srlz_d();
 	}
+
 	DPRINT(("enter loaded=%d access_pmu=%d ctx_state=%d\n",
 		is_loaded,
 		can_access_pmu,
@@ -3334,7 +3361,7 @@ pfm_read_pmds(pfm_context_t *ctx, void *arg, int count, struct pt_regs *regs)
 			 * if context is zombie, then task does not exist anymore.
 			 * In this case, we use the full value saved in the context (pfm_flush_regs()).
 			 */
-			val = CTX_IS_LOADED(ctx) ? thread->pmds[cnum] : 0UL;
+			val = state == PFM_CTX_LOADED ? thread->pmds[cnum] : 0UL;
 		}
 
 		if (PMD_IS_COUNTING(cnum)) {
@@ -3628,7 +3655,7 @@ pfm_restart(pfm_context_t *ctx, void *arg, int count, struct pt_regs *regs)
 			if (rst_ctrl.bits.mask_monitoring == 0) {
 				DPRINT(("resuming monitoring for [%d]\n", task->pid));
 
-				if (CTX_IS_MASKED(ctx)) pfm_restore_monitoring(task);
+				if (state == PFM_CTX_MASKED) pfm_restore_monitoring(task);
 			} else {
 				DPRINT(("keeping monitoring stopped for [%d]\n", task->pid));
 
@@ -3643,7 +3670,7 @@ pfm_restart(pfm_context_t *ctx, void *arg, int count, struct pt_regs *regs)
 		/*
 		 * back to LOADED state
 		 */
-		CTX_LOADED(ctx);
+		ctx->ctx_state = PFM_CTX_LOADED;
 
 		return 0;
 	}
@@ -3706,30 +3733,34 @@ pfm_write_ibr_dbr(int mode, pfm_context_t *ctx, void *arg, int count, struct pt_
 	dbreg_t dbreg;
 	unsigned int rnum;
 	int first_time;
-	int ret = 0;
-	int i, can_access_pmu = 0, is_loaded;
+	int ret = 0, state;
+	int i, can_access_pmu = 0;
+	int is_system, is_loaded;
 
 	if (pmu_conf.use_rr_dbregs == 0) return -EINVAL;
 
-	if (CTX_IS_DEAD(ctx)) return -EINVAL;
+	state     = ctx->ctx_state;
+	is_loaded = state == PFM_CTX_LOADED ? 1 : 0;
+	is_system = ctx->ctx_fl_system;
+
+	if (state == PFM_CTX_TERMINATED || state == PFM_CTX_ZOMBIE) return -EINVAL;
 
-	is_loaded = CTX_IS_LOADED(ctx);
 	/*
 	 * on both UP and SMP, we can only write to the PMC when the task is
 	 * the owner of the local PMU.
 	 */
 	if (is_loaded) {
 		thread = &ctx->ctx_task->thread;
-		can_access_pmu = GET_PMU_OWNER() == ctx->ctx_task ? 1 : 0;
 		/*
 		 * In system wide and when the context is loaded, access can only happen
 		 * when the caller is running on the CPU being monitored by the session.
 		 * It does not have to be the owner (ctx_task) of the context per se.
 		 */
-		if (ctx->ctx_fl_system && ctx->ctx_cpu != smp_processor_id()) {
+		if (is_system && ctx->ctx_cpu != smp_processor_id()) {
 			DPRINT(("[%d] should be running on CPU%d\n", current->pid, ctx->ctx_cpu));
 			return -EBUSY;
 		}
+		can_access_pmu = GET_PMU_OWNER() == ctx->ctx_task || is_system ? 1 : 0;
 	}
 
 	/*
@@ -3758,7 +3789,7 @@ pfm_write_ibr_dbr(int mode, pfm_context_t *ctx, void *arg, int count, struct pt_
 	 */
 	LOCK_PFS();
 
-	if (first_time && ctx->ctx_fl_system) {
+	if (first_time && is_system) {
 		if (pfm_sessions.pfs_ptrace_use_dbregs)
 			ret = -EBUSY;
 		else
@@ -3906,16 +3937,19 @@ pfm_stop(pfm_context_t *ctx, void *arg, int count, struct pt_regs *regs)
 {
 	struct pt_regs *tregs;
 	struct task_struct *task = PFM_CTX_TASK(ctx);
+	int state, is_system;
 
+	state     = ctx->ctx_state;
+	is_system = ctx->ctx_fl_system;
 
-	if (CTX_IS_LOADED(ctx) == 0 && CTX_IS_MASKED(ctx) == 0) return -EINVAL;
+	if (state != PFM_CTX_LOADED && state != PFM_CTX_MASKED) return -EINVAL;
 
 	/*
  	 * In system wide and when the context is loaded, access can only happen
  	 * when the caller is running on the CPU being monitored by the session.
  	 * It does not have to be the owner (ctx_task) of the context per se.
  	 */
-	if (ctx->ctx_fl_system && ctx->ctx_cpu != smp_processor_id()) {
+	if (is_system && ctx->ctx_cpu != smp_processor_id()) {
 		DPRINT(("[%d] should be running on CPU%d\n", current->pid, ctx->ctx_cpu));
 		return -EBUSY;
 	}
@@ -3925,7 +3959,7 @@ pfm_stop(pfm_context_t *ctx, void *arg, int count, struct pt_regs *regs)
 	 * and the user level state of the caller, which may not
 	 * necessarily be the creator of the context.
 	 */
-	if (ctx->ctx_fl_system) {
+	if (is_system) {
 		/*
 		 * Update local PMU first
 		 *
@@ -3985,15 +4019,19 @@ static int
 pfm_start(pfm_context_t *ctx, void *arg, int count, struct pt_regs *regs)
 {
 	struct pt_regs *tregs;
+	int state, is_system;
+
+	state     = ctx->ctx_state;
+	is_system = ctx->ctx_fl_system;
 
-	if (CTX_IS_LOADED(ctx) == 0) return -EINVAL;
+	if (state != PFM_CTX_LOADED) return -EINVAL;
 
 	/*
  	 * In system wide and when the context is loaded, access can only happen
  	 * when the caller is running on the CPU being monitored by the session.
  	 * It does not have to be the owner (ctx_task) of the context per se.
  	 */
-	if (ctx->ctx_fl_system && ctx->ctx_cpu != smp_processor_id()) {
+	if (is_system && ctx->ctx_cpu != smp_processor_id()) {
 		DPRINT(("[%d] should be running on CPU%d\n", current->pid, ctx->ctx_cpu));
 		return -EBUSY;
 	}
@@ -4003,7 +4041,7 @@ pfm_start(pfm_context_t *ctx, void *arg, int count, struct pt_regs *regs)
 	 * and the user level state of the caller, which may not
 	 * necessarily be the creator of the context.
 	 */
-	if (ctx->ctx_fl_system) {
+	if (is_system) {
 
 		/*
 		 * set user level psr.pp for the caller
@@ -4055,7 +4093,6 @@ pfm_start(pfm_context_t *ctx, void *arg, int count, struct pt_regs *regs)
 		 */
 		ia64_psr(tregs)->up = 1;
 	}
-
 	return 0;
 }
 
@@ -4121,11 +4158,14 @@ pfm_context_load(pfm_context_t *ctx, void *arg, int count, struct pt_regs *regs)
 	unsigned long *pmcs_source, *pmds_source;
 	int the_cpu;
 	int ret = 0;
+	int state, is_system;
 
+	state     = ctx->ctx_state;
+	is_system = ctx->ctx_fl_system;
 	/*
 	 * can only load from unloaded or terminated state
 	 */
-	if (CTX_IS_UNLOADED(ctx) == 0 && CTX_IS_TERMINATED(ctx) == 0) {
+	if (state != PFM_CTX_UNLOADED && state != PFM_CTX_TERMINATED) {
 		DPRINT(("[%d] cannot load to [%d], invalid ctx_state=%d\n",
 			current->pid,
 			req->load_pid,
@@ -4151,7 +4191,7 @@ pfm_context_load(pfm_context_t *ctx, void *arg, int count, struct pt_regs *regs)
 	/*
 	 * system wide is self monitoring only
 	 */
-	if (ctx->ctx_fl_system && task != current) {
+	if (is_system && task != current) {
 		DPRINT(("system wide is self monitoring only current=%d load_pid=%d\n",
 			current->pid,
 			req->load_pid));
@@ -4191,7 +4231,7 @@ pfm_context_load(pfm_context_t *ctx, void *arg, int count, struct pt_regs *regs)
 	/*
 	 * now reserve the session
 	 */
-	ret = pfm_reserve_session(current, ctx->ctx_fl_system, the_cpu);
+	ret = pfm_reserve_session(current, is_system, the_cpu);
 	if (ret) goto error;
 
 	ret = -EBUSY;
@@ -4216,15 +4256,14 @@ pfm_context_load(pfm_context_t *ctx, void *arg, int count, struct pt_regs *regs)
 
 	pfm_reset_msgq(ctx);
 
-	CTX_LOADED(ctx);
+	ctx->ctx_state = PFM_CTX_LOADED;
 
 	/*
 	 * link context to task
 	 */
 	ctx->ctx_task = task;
 
-	if (ctx->ctx_fl_system) {
-
+	if (is_system) {
 		/*
 		 * we load as stopped
 		 */
@@ -4250,7 +4289,7 @@ pfm_context_load(pfm_context_t *ctx, void *arg, int count, struct pt_regs *regs)
 	 */
 	if (task == current) {
 
-		if (ctx->ctx_fl_system == 0) {
+		if (is_system == 0) {
 
 			/* allow user level control */
 			ia64_psr(regs)->sp = 0;
@@ -4318,13 +4357,13 @@ pfm_context_load(pfm_context_t *ctx, void *arg, int count, struct pt_regs *regs)
 	/*
 	 * release task, there is now a link with the context
 	 */
-	if (ctx->ctx_fl_system == 0 && task != current) {
+	if (is_system == 0 && task != current) {
 		pfm_put_task(task);
 
 		if (ret == 0) {
 			ret = pfm_check_task_exist(ctx);
 			if (ret) {
-				CTX_UNLOADED(ctx);
+				ctx->ctx_state = PFM_CTX_UNLOADED;
 				ctx->ctx_task  = NULL;
 			}
 		}
@@ -4347,40 +4386,34 @@ pfm_context_unload(pfm_context_t *ctx, void *arg, int count, struct pt_regs *reg
 {
 	struct task_struct *task = PFM_CTX_TASK(ctx);
 	struct pt_regs *tregs;
+	int state, is_system;
 
 	DPRINT(("ctx_state=%d task [%d]\n", ctx->ctx_state, task ? task->pid : -1));
 
+	state     = ctx->ctx_state;
+	is_system = ctx->ctx_fl_system;
+
 	/*
 	 * unload only when necessary
 	 */
-	if (CTX_IS_TERMINATED(ctx) || CTX_IS_UNLOADED(ctx)) {
+	if (state == PFM_CTX_TERMINATED || state == PFM_CTX_UNLOADED) {
 		DPRINT(("[%d] ctx_state=%d, nothing to do\n", current->pid, ctx->ctx_state));
 		return 0;
 	}
 
-	/*
-	 * In system wide and when the context is loaded, access can only happen
-	 * when the caller is running on the CPU being monitored by the session.
-	 * It does not have to be the owner (ctx_task) of the context per se.
-	 */
-	if (ctx->ctx_fl_system && ctx->ctx_cpu != smp_processor_id()) {
-		DPRINT(("[%d] should be running on CPU%d\n", current->pid, ctx->ctx_cpu));
-		return -EBUSY;
-	}
-
 	/*
 	 * clear psr and dcr bits
 	 */
 	pfm_stop(ctx, NULL, 0, regs);
 
-	CTX_UNLOADED(ctx);
+	ctx->ctx_state = state = PFM_CTX_UNLOADED;
 
 	/*
 	 * in system mode, we need to update the PMU directly
 	 * and the user level state of the caller, which may not
 	 * necessarily be the creator of the context.
 	 */
-	if (ctx->ctx_fl_system) {
+	if (is_system) {
 
 		/*
 		 * Update cpuinfo
@@ -4524,7 +4557,7 @@ pfm_exit_thread(struct task_struct *task)
 			if (ret) {
 				printk(KERN_ERR "perfmon: pfm_exit_thread [%d] state=%d unload failed %d\n", task->pid, ctx->ctx_state, ret);
 			}
-			CTX_TERMINATED(ctx);
+			ctx->ctx_state = PFM_CTX_TERMINATED;
 			DPRINT(("ctx terminated by [%d]\n", task->pid));
 
 			pfm_end_notify_user(ctx);
@@ -4606,16 +4639,19 @@ static int
 pfm_check_task_state(pfm_context_t *ctx, int cmd, unsigned long flags)
 {
 	struct task_struct *task;
+	int state;
+
+	state = ctx->ctx_state;
 
 	task = PFM_CTX_TASK(ctx);
 	if (task == NULL) {
-		DPRINT(("context %d no task, state=%d\n", ctx->ctx_fd, ctx->ctx_state));
+		DPRINT(("context %d no task, state=%d\n", ctx->ctx_fd, state));
 		return 0;
 	}
 
 	DPRINT(("context %d state=%d [%d] task_state=%ld must_stop=%d\n",
 				ctx->ctx_fd,
-				ctx->ctx_state,
+				state,
 				task->pid,
 				task->state, PFM_CMD_STOPPED(cmd)));
 
@@ -4631,9 +4667,9 @@ pfm_check_task_state(pfm_context_t *ctx, int cmd, unsigned long flags)
 	/*
 	 * context is UNLOADED, MASKED, TERMINATED we are safe to go
 	 */
-	if (CTX_IS_LOADED(ctx) == 0) return 0;
+	if (state != PFM_CTX_LOADED == 0) return 0;
 
-	if (CTX_IS_ZOMBIE(ctx)) return -EINVAL;
+	if (state == PFM_CTX_ZOMBIE) return -EINVAL;
 
 	/*
 	 * context is loaded, we must make sure the task is stopped
@@ -4653,6 +4689,7 @@ pfm_check_task_state(pfm_context_t *ctx, int cmd, unsigned long flags)
 	pfm_wait_task_inactive(task);
 
 	PROTECT_CTX(ctx, flags);
+
 	return 0;
 }
 
@@ -4830,12 +4867,12 @@ pfm_resume_after_ovfl(pfm_context_t *ctx, unsigned long ovfl_regs, struct pt_reg
 		}
 		if (rst_ctrl.bits.mask_monitoring == 0) {
 			DPRINT(("resuming monitoring\n"));
-			if (CTX_IS_MASKED(ctx)) pfm_restore_monitoring(current);
+			if (ctx->ctx_state == PFM_CTX_MASKED) pfm_restore_monitoring(current);
 		} else {
 			DPRINT(("stopping monitoring\n"));
 			//pfm_stop_monitoring(current, regs);
 		}
-		CTX_LOADED(ctx);
+		ctx->ctx_state = PFM_CTX_LOADED;
 	}
 }
 
@@ -4869,7 +4906,7 @@ pfm_context_force_terminate(pfm_context_t *ctx, struct pt_regs *regs)
 	/*
 	 * switch to terminated state
 	 */
-	CTX_TERMINATED(ctx);
+	ctx->ctx_state = PFM_CTX_TERMINATED;
 
 	DPRINT(("context <%d> terminated for [%d]\n", ctx->ctx_fd, current->pid));
 
@@ -4922,7 +4959,7 @@ pfm_handle_work(void)
 	/*
 	 * must be done before we check non-blocking mode
 	 */
-	if (ctx->ctx_fl_going_zombie || CTX_IS_ZOMBIE(ctx)) goto do_zombie;
+	if (ctx->ctx_fl_going_zombie || ctx->ctx_state == PFM_CTX_ZOMBIE) goto do_zombie;
 
 	ovfl_regs = ctx->ctx_ovfl_regs[0];
 
@@ -4966,7 +5003,7 @@ pfm_handle_work(void)
 static int
 pfm_notify_user(pfm_context_t *ctx, pfm_msg_t *msg)
 {
-	if (CTX_IS_ZOMBIE(ctx)) {
+	if (ctx->ctx_state == PFM_CTX_ZOMBIE) {
 		DPRINT(("ignoring overflow notification, owner is zombie\n"));
 		return 0;
 	}
@@ -5049,13 +5086,13 @@ pfm_overflow_handler(struct task_struct *task, pfm_context_t *ctx, u64 pmc0, str
 	pfm_ovfl_arg_t ovfl_arg;
 	unsigned long mask;
 	unsigned long old_val;
-	unsigned long ovfl_notify = 0UL, ovfl_pmds = 0UL;
+	unsigned long ovfl_notify = 0UL, ovfl_pmds = 0UL, smpl_pmds = 0UL;
 	unsigned long tstamp;
 	pfm_ovfl_ctrl_t	ovfl_ctrl;
 	unsigned int i, has_smpl;
 	int must_notify = 0;
 
-	if (unlikely(CTX_IS_ZOMBIE(ctx))) goto stop_monitoring;
+	if (unlikely(ctx->ctx_state == PFM_CTX_ZOMBIE)) goto stop_monitoring;
 
 	/*
 	 * sanity test. Should never happen
@@ -5106,10 +5143,9 @@ pfm_overflow_handler(struct task_struct *task, pfm_context_t *ctx, u64 pmc0, str
 			if (PMC_OVFL_NOTIFY(ctx, i)) ovfl_notify |= 1UL << i;
 		}
 
-		DPRINT_ovfl(("ctx_pmd[%d].val=0x%lx old_val=0x%lx pmd=0x%lx ovfl_pmds=0x%lx "
-			     "ovfl_notify=0x%lx\n",
+		DPRINT_ovfl(("ctx_pmd[%d].val=0x%lx old_val=0x%lx pmd=0x%lx ovfl_pmds=0x%lx ovfl_notify=0x%lx smpl_pmds=0x%lx\n",
 			i, ctx->ctx_pmds[i].val, old_val,
-			     ia64_get_pmd(i) & pmu_conf.ovfl_val, ovfl_pmds, ovfl_notify));
+			ia64_get_pmd(i) & pmu_conf.ovfl_val, ovfl_pmds, ovfl_notify, smpl_pmds));
 	}
 
 	/*
@@ -5128,7 +5164,7 @@ pfm_overflow_handler(struct task_struct *task, pfm_context_t *ctx, u64 pmc0, str
 	 */
 	if (has_smpl) {
 		unsigned long start_cycles, end_cycles;
-		unsigned long pmd_mask, smpl_pmds;
+		unsigned long pmd_mask;
 		int j, k, ret = 0;
 		int this_cpu = smp_processor_id();
 
@@ -5257,7 +5293,7 @@ pfm_overflow_handler(struct task_struct *task, pfm_context_t *ctx, u64 pmc0, str
 	 */
 	if (ovfl_ctrl.bits.mask_monitoring) {
 		pfm_mask_monitoring(task);
-		CTX_MASKED(ctx);
+		ctx->ctx_state = PFM_CTX_MASKED;
 	}
 
 	/*
@@ -5553,19 +5589,18 @@ pfm_do_syst_wide_update_task(struct task_struct *task, unsigned long info, int i
 		pfm_set_psr_pp();
 		ia64_srlz_i();
 	}
-	{ unsigned long val;
-		val = ia64_get_pmc(4);
-		if ((val & (1UL<<23)) == 0UL) printk("perfmon: PMU off: pmc4=0x%lx\n", val);
-	}
 }
 
 void
 pfm_syst_wide_update_task(struct task_struct *task, unsigned long info, int is_ctxswin)
 {
 	unsigned long start, end;
+
 	pfm_stats[smp_processor_id()].pfm_sysupdt_count++;
 	start = ia64_get_itc();
+
 	pfm_do_syst_wide_update_task(task, info, is_ctxswin);
+
 	end = ia64_get_itc();
 	pfm_stats[smp_processor_id()].pfm_sysupdt_cycles += end-start;
 }
@@ -5591,7 +5626,7 @@ pfm_save_regs(struct task_struct *task)
 	 */
 	flags = pfm_protect_ctx_ctxsw(ctx);
 
-	if (CTX_IS_ZOMBIE(ctx)) {
+	if (ctx->ctx_state == PFM_CTX_ZOMBIE) {
 		struct pt_regs *regs = ia64_task_regs(task);
 
 		pfm_clear_psr_up();
@@ -5840,7 +5875,7 @@ pfm_load_regs (struct task_struct *task)
 	BUG_ON(psr & IA64_PSR_I);
 #endif
 
-	if (unlikely(CTX_IS_ZOMBIE(ctx))) {
+	if (unlikely(ctx->ctx_state == PFM_CTX_ZOMBIE)) {
 		struct pt_regs *regs = ia64_task_regs(task);
 
 		BUG_ON(ctx->ctx_smpl_hdr);

arch/ia64/kernel/perfmon_hpsim.h

+/*
+ * This file contains the HP SKI Simulator PMU register description tables
+ * and pmc checkers used by perfmon.c.
+ *
+ * Copyright (C) 2002-2003  Hewlett Packard Co
+ *               Stephane Eranian <eranian@hpl.hp.com>
+ *
+ * File mostly contributed by Ian Wienand <ianw@gelato.unsw.edu.au>
+ *
+ * This file is included as a dummy template so the kernel does not
+ * try to initalize registers the simulator can't handle.
+ *
+ * Note the simulator does not (currently) implement these registers, i.e.,
+ * they do not count anything. But you can read/write them.
+ */
+
+#define RDEP(x)	(1UL<<(x))
+
+#ifndef CONFIG_IA64_HP_SIM
+#error "This file should only be included for the HP Simulator"
+#endif
+
+static pfm_reg_desc_t pfm_hpsim_pmc_desc[PMU_MAX_PMCS]={
+/* pmc0  */ { PFM_REG_CONTROL , 0, 0x1UL, -1UL, NULL, NULL, {0UL, 0UL, 0UL, 0UL}, {0UL,0UL, 0UL, 0UL}},
+/* pmc1  */ { PFM_REG_CONTROL , 0, 0x0UL, -1UL, NULL, NULL, {0UL, 0UL, 0UL, 0UL}, {0UL,0UL, 0UL, 0UL}},
+/* pmc2  */ { PFM_REG_CONTROL , 0, 0x0UL, -1UL, NULL, NULL, {0UL, 0UL, 0UL, 0UL}, {0UL,0UL, 0UL, 0UL}},
+/* pmc3  */ { PFM_REG_CONTROL , 0, 0x0UL, -1UL, NULL, NULL, {0UL, 0UL, 0UL, 0UL}, {0UL,0UL, 0UL, 0UL}},
+/* pmc4  */ { PFM_REG_COUNTING, 0, 0x0UL, -1UL, NULL, NULL, {RDEP(4), 0UL, 0UL, 0UL}, {0UL,0UL, 0UL, 0UL}},
+/* pmc5  */ { PFM_REG_COUNTING, 0, 0x0UL, -1UL, NULL, NULL, {RDEP(5), 0UL, 0UL, 0UL}, {0UL,0UL, 0UL, 0UL}},
+/* pmc6  */ { PFM_REG_COUNTING, 0, 0x0UL, -1UL, NULL, NULL, {RDEP(6), 0UL, 0UL, 0UL}, {0UL,0UL, 0UL, 0UL}},
+/* pmc7  */ { PFM_REG_COUNTING, 0, 0x0UL, -1UL, NULL, NULL, {RDEP(7), 0UL, 0UL, 0UL}, {0UL,0UL, 0UL, 0UL}},
+/* pmc8  */ { PFM_REG_COUNTING, 0, 0x0UL, -1UL, NULL, NULL, {RDEP(8), 0UL, 0UL, 0UL}, {0UL,0UL, 0UL, 0UL}},
+/* pmc9  */ { PFM_REG_COUNTING, 0, 0x0UL, -1UL, NULL, NULL, {RDEP(9), 0UL, 0UL, 0UL}, {0UL,0UL, 0UL, 0UL}},
+/* pmc10 */ { PFM_REG_COUNTING, 0, 0x0UL, -1UL, NULL, NULL, {RDEP(10), 0UL, 0UL, 0UL}, {0UL,0UL, 0UL, 0UL}},
+/* pmc11 */ { PFM_REG_COUNTING, 0, 0x0UL, -1UL, NULL, NULL, {RDEP(11), 0UL, 0UL, 0UL}, {0UL,0UL, 0UL, 0UL}},
+/* pmc12 */ { PFM_REG_COUNTING, 0, 0x0UL, -1UL, NULL, NULL, {RDEP(12), 0UL, 0UL, 0UL}, {0UL,0UL, 0UL, 0UL}},
+/* pmc13 */ { PFM_REG_COUNTING, 0, 0x0UL, -1UL, NULL, NULL, {RDEP(13), 0UL, 0UL, 0UL}, {0UL,0UL, 0UL, 0UL}},
+/* pmc14 */ { PFM_REG_COUNTING, 0, 0x0UL, -1UL, NULL, NULL, {RDEP(14), 0UL, 0UL, 0UL}, {0UL,0UL, 0UL, 0UL}},
+/* pmc15 */ { PFM_REG_COUNTING, 0, 0x0UL, -1UL, NULL, NULL, {RDEP(15), 0UL, 0UL, 0UL}, {0UL,0UL, 0UL, 0UL}},
+	    { PFM_REG_END     , 0, 0x0UL, -1UL, NULL, NULL, {0,}, {0,}}, /* end marker */
+};
+
+static pfm_reg_desc_t pfm_hpsim_pmd_desc[PMU_MAX_PMDS]={
+/* pmd0  */ { PFM_REG_BUFFER, 0, 0x0UL, -1UL, NULL, NULL, {0UL,0UL, 0UL, 0UL}, {0UL,0UL, 0UL, 0UL}},
+/* pmd1  */ { PFM_REG_BUFFER, 0, 0x0UL, -1UL, NULL, NULL, {0UL,0UL, 0UL, 0UL}, {0UL,0UL, 0UL, 0UL}},
+/* pmd2  */ { PFM_REG_BUFFER, 0, 0x0UL, -1UL, NULL, NULL, {0UL,0UL, 0UL, 0UL}, {0UL,0UL, 0UL, 0UL}},
+/* pmd3  */ { PFM_REG_BUFFER, 0, 0x0UL, -1UL, NULL, NULL, {0UL,0UL, 0UL, 0UL}, {0UL,0UL, 0UL, 0UL}},
+/* pmd4  */ { PFM_REG_COUNTING, 0, 0x0UL, -1UL, NULL, NULL, {0UL,0UL, 0UL, 0UL}, {RDEP(4),0UL, 0UL, 0UL}},
+/* pmd5  */ { PFM_REG_COUNTING, 0, 0x0UL, -1UL, NULL, NULL, {0UL,0UL, 0UL, 0UL}, {RDEP(5),0UL, 0UL, 0UL}},
+/* pmd6  */ { PFM_REG_COUNTING, 0, 0x0UL, -1UL, NULL, NULL, {0UL,0UL, 0UL, 0UL}, {RDEP(6),0UL, 0UL, 0UL}},
+/* pmd7  */ { PFM_REG_COUNTING, 0, 0x0UL, -1UL, NULL, NULL, {0UL,0UL, 0UL, 0UL}, {RDEP(7),0UL, 0UL, 0UL}},
+/* pmd8  */ { PFM_REG_COUNTING, 0, 0x0UL, -1UL, NULL, NULL, {0UL,0UL, 0UL, 0UL}, {RDEP(8),0UL, 0UL, 0UL}},
+/* pmd9  */ { PFM_REG_COUNTING, 0, 0x0UL, -1UL, NULL, NULL, {0UL,0UL, 0UL, 0UL}, {RDEP(9),0UL, 0UL, 0UL}},
+/* pmd10 */ { PFM_REG_COUNTING, 0, 0x0UL, -1UL, NULL, NULL, {0UL,0UL, 0UL, 0UL}, {RDEP(10),0UL, 0UL, 0UL}},
+/* pmd11 */ { PFM_REG_COUNTING, 0, 0x0UL, -1UL, NULL, NULL, {0UL,0UL, 0UL, 0UL}, {RDEP(11),0UL, 0UL, 0UL}},
+/* pmd12 */ { PFM_REG_COUNTING, 0, 0x0UL, -1UL, NULL, NULL, {0UL,0UL, 0UL, 0UL}, {RDEP(12),0UL, 0UL, 0UL}},
+/* pmd13 */ { PFM_REG_COUNTING, 0, 0x0UL, -1UL, NULL, NULL, {0UL,0UL, 0UL, 0UL}, {RDEP(13),0UL, 0UL, 0UL}},
+/* pmd14 */ { PFM_REG_COUNTING, 0, 0x0UL, -1UL, NULL, NULL, {0UL,0UL, 0UL, 0UL}, {RDEP(14),0UL, 0UL, 0UL}},
+/* pmd15 */ { PFM_REG_COUNTING, 0, 0x0UL, -1UL, NULL, NULL, {0UL,0UL, 0UL, 0UL}, {RDEP(15),0UL, 0UL, 0UL}},
+	    { PFM_REG_END     , 0, 0x0UL, -1UL, NULL, NULL, {0,}, {0,}}, /* end marker */
+};
+
+/*
+ * impl_pmcs, impl_pmds are computed at runtime to minimize errors!
+ */
+static pmu_config_t pmu_conf={
+	.pmu_name   = "hpsim",
+	.pmu_family = 0x7, /* ski emulator reports as Itanium */
+	.enabled    = 0,
+	.ovfl_val   = (1UL << 32) - 1,
+	.num_ibrs   = 0, /* does not use */
+	.num_dbrs   = 0, /* does not use */
+	.pmd_desc   = pfm_hpsim_pmd_desc,
+	.pmc_desc   = pfm_hpsim_pmc_desc
+};

arch/ia64/kernel/smpboot.c

@@ -534,8 +534,8 @@ smp_prepare_cpus (unsigned int max_cpus)
 		printk(KERN_INFO "SMP mode deactivated.\n");
 		cpus_clear(cpu_online_map);
 		cpus_clear(phys_cpu_present_map);
-		cpu_set(1, cpu_online_map);
-		cpu_set(1, phys_cpu_present_map);
+		cpu_set(0, cpu_online_map);
+		cpu_set(0, phys_cpu_present_map);
 		return;
 	}
 }

arch/ia64/kernel/time.c

@@ -17,6 +17,7 @@
 #include <linux/time.h>
 #include <linux/interrupt.h>
 #include <linux/efi.h>
+#include <linux/profile.h>
 #include <linux/timex.h>
 
 #include <asm/delay.h>
@@ -38,29 +39,6 @@ unsigned long last_cli_ip;
 
 #endif
 
-static void
-do_profile (unsigned long ip)
-{
-	extern cpumask_t prof_cpu_mask;
-
-	if (!prof_buffer)
-		return;
-
-	if (!cpu_isset(smp_processor_id(), prof_cpu_mask))
-		return;
-
-	ip -= (unsigned long) _stext;
-	ip >>= prof_shift;
-	/*
-	 * Don't ignore out-of-bounds IP values silently, put them into the last
-	 * histogram slot, so if present, they will show up as a sharp peak.
-	 */
-	if (ip > prof_len - 1)
-		ip = prof_len - 1;
-
-	atomic_inc((atomic_t *) &prof_buffer[ip]);
-}
-
 static void
 itc_reset (void)
 {
@@ -199,6 +177,52 @@ do_gettimeofday (struct timeval *tv)
 	tv->tv_usec = usec;
 }
 
+/*
+ * The profiling function is SMP safe. (nothing can mess
+ * around with "current", and the profiling counters are
+ * updated with atomic operations). This is especially
+ * useful with a profiling multiplier != 1
+ */
+static inline void
+ia64_do_profile (struct pt_regs * regs)
+{
+	unsigned long ip, slot;
+	extern unsigned long prof_cpu_mask;
+
+	profile_hook(regs);
+
+	if (user_mode(regs))
+		return;
+
+	if (!prof_buffer)
+		return;
+
+	ip = instruction_pointer(regs);
+	/* Conserve space in histogram by encoding slot bits in address
+	 * bits 2 and 3 rather than bits 0 and 1.
+	 */
+	slot = ip & 3;
+	ip = (ip & ~3UL) + 4*slot;
+
+	/*
+	 * Only measure the CPUs specified by /proc/irq/prof_cpu_mask.
+	 * (default is all CPUs.)
+	 */
+	if (!cpu_isset(smp_processor_id(), prof_cpu_mask))
+		return;
+
+	ip -= (unsigned long) &_stext;
+	ip >>= prof_shift;
+	/*
+	 * Don't ignore out-of-bounds IP values silently,
+	 * put them into the last histogram slot, so if
+	 * present, they will show up as a sharp peak.
+	 */
+	if (ip > prof_len-1)
+		ip = prof_len-1;
+	atomic_inc((atomic_t *)&prof_buffer[ip]);
+}
+
 static irqreturn_t
 timer_interrupt (int irq, void *dev_id, struct pt_regs *regs)
 {
@@ -210,14 +234,9 @@ timer_interrupt (int irq, void *dev_id, struct pt_regs *regs)
 		printk(KERN_ERR "Oops: timer tick before it's due (itc=%lx,itm=%lx)\n",
 		       ia64_get_itc(), new_itm);
 
+	ia64_do_profile(regs);
+
 	while (1) {
-		/*
-		 * Do kernel PC profiling here.  We multiply the instruction number by
-		 * four so that we can use a prof_shift of 2 to get instruction-level
-		 * instead of just bundle-level accuracy.
-		 */
-		if (!user_mode(regs))
-			do_profile(regs->cr_iip + 4*ia64_psr(regs)->ri);
 
 #ifdef CONFIG_SMP
 		smp_do_timer(regs);

arch/ia64/oprofile/Kconfig

+
+menu "Profiling support"
+	depends on EXPERIMENTAL
+
+config PROFILING
+	bool "Profiling support (EXPERIMENTAL)"
+	help
+	  Say Y here to enable the extended profiling support mechanisms used
+	  by profilers such as OProfile.
+
+config OPROFILE
+	tristate "OProfile system profiling (EXPERIMENTAL)"
+	depends on PROFILING
+	help
+	  OProfile is a profiling system capable of profiling the
+	  whole system, include the kernel, kernel modules, libraries,
+	  and applications.
+
+	  If unsure, say N.
+
+endmenu
+

arch/ia64/oprofile/Makefile

+obj-$(CONFIG_OPROFILE) += oprofile.o
+
+DRIVER_OBJS := $(addprefix ../../../drivers/oprofile/, \
+		oprof.o cpu_buffer.o buffer_sync.o \
+		event_buffer.o oprofile_files.o \
+		oprofilefs.o oprofile_stats.o \
+		timer_int.o )
+
+oprofile-y := $(DRIVER_OBJS) init.o

arch/ia64/oprofile/init.c

+/**
+ * @file init.c
+ *
+ * @remark Copyright 2002 OProfile authors
+ * @remark Read the file COPYING
+ *
+ * @author John Levon <levon@movementarian.org>
+ */
+
+#include <linux/kernel.h>
+#include <linux/oprofile.h>
+#include <linux/init.h>
+#include <linux/errno.h>
+ 
+extern void timer_init(struct oprofile_operations ** ops);
+
+int __init oprofile_arch_init(struct oprofile_operations ** ops)
+{
+	return -ENODEV;
+}
+
+
+void oprofile_arch_exit(void)
+{
+}

arch/ia64/scripts/toolchain-flags

@@ -20,7 +20,7 @@ warning: your linker cannot handle cross-segment segment-relative relocations.
 EOF
 fi
 
-if ! $CC -c $dir/check-model.c -o $out 2>&1 | grep -q 'attribute directive ignored'
+if ! $CC -c $dir/check-model.c -o $out 2>&1 | grep  __model__ | grep -q attrib
 then
     CPPFLAGS="$CPPFLAGS -DHAVE_MODEL_SMALL_ATTRIBUTE"
 fi

arch/ia64/sn/io/drivers/ioconfig_bus.c

@@ -24,7 +24,7 @@
 #include <asm/sn/invent.h>
 #include <asm/sn/hcl.h>
 #include <asm/sn/labelcl.h>
-#include <asm//sn/sn_sal.h>
+#include <asm/sn/sn_sal.h>
 #include <asm/sn/addrs.h>
 #include <asm/sn/ioconfig_bus.h>
 
@@ -157,7 +157,7 @@ build_moduleid_table(char *file_contents, struct ascii_moduleid *table)
 	char *name;
 	char *temp;
 	char *next;
-	char *current;
+	char *curr;
 	char *line;
 	struct ascii_moduleid *moduleid;
 
@@ -166,10 +166,10 @@ build_moduleid_table(char *file_contents, struct ascii_moduleid *table)
 	name = kmalloc(125, GFP_KERNEL);
 	memset(name, 0, 125);
 	moduleid = table;
-	current = file_contents;
-	while (nextline(current, &next, line)){
+	curr = file_contents;
+	while (nextline(curr, &next, line)){
 
-		DBG("current 0x%lx next 0x%lx\n", current, next);
+		DBG("curr 0x%lx next 0x%lx\n", curr, next);
 
 		temp = line;
 		/*
@@ -182,7 +182,7 @@ build_moduleid_table(char *file_contents, struct ascii_moduleid *table)
 				break;
 
 		if (*temp == '\n') {
-			current = next;
+			curr = next;
 			memset(line, 0, 256);
 			continue;
 		}
@@ -191,7 +191,7 @@ build_moduleid_table(char *file_contents, struct ascii_moduleid *table)
 		 * Skip comment lines
 		 */
 		if (*temp == '#') {
-			current = next;
+			curr = next;
 			memset(line, 0, 256);
 			continue;
 		}
@@ -204,7 +204,7 @@ build_moduleid_table(char *file_contents, struct ascii_moduleid *table)
 		DBG("Found %s\n", name);
 		moduleid++;
 		free_entry++;
-		current = next;
+		curr = next;
 		memset(line, 0, 256);
 	}
 

arch/ia64/sn/io/machvec/pci_bus_cvlink.c

@@ -544,7 +544,7 @@ sn_pci_fixup(int arg)
 		pci_read_config_byte(device_dev, PCI_INTERRUPT_PIN,
 				     (unsigned char *)&lines);
 	 
-		irqpdaindr->current = device_dev;
+		irqpdaindr->curr = device_dev;
 		intr_handle = pciio_intr_alloc(device_vertex, NULL, lines, device_vertex);
 
 		irq = intr_handle->pi_irq;

arch/ia64/sn/io/machvec/pci_dma.c

@@ -597,7 +597,7 @@ sn_dma_set_mask(struct device *dev, u64 dma_mask)
 	if (!sn_dma_supported(dev, dma_mask))
 		return 0;
 
-	dev->dma_mask = dma_mask;
+	*dev->dma_mask = dma_mask;
 	return 1;
 }
 EXPORT_SYMBOL(sn_dma_set_mask);

arch/ia64/sn/io/sn2/ml_SN_intr.c

@@ -174,8 +174,8 @@ do_intr_reserve_level(cpuid_t cpu,
 			min_shared = 256;
 			for (i=IA64_SN2_FIRST_DEVICE_VECTOR; i < IA64_SN2_LAST_DEVICE_VECTOR; i++) {
 				/* Share with the same device class */
-				if (irqpdaindr->current->vendor == irqpdaindr->device_dev[i]->vendor &&
-					irqpdaindr->current->device == irqpdaindr->device_dev[i]->device &&
+				if (irqpdaindr->curr->vendor == irqpdaindr->device_dev[i]->vendor &&
+					irqpdaindr->curr->device == irqpdaindr->device_dev[i]->device &&
 					irqpdaindr->share_count[i] < min_shared) {
 						min_shared = irqpdaindr->share_count[i];
 						bit = i;

arch/ia64/sn/io/sn2/pcibr/pcibr_ate.c

@@ -26,7 +26,6 @@
 #include <asm/sn/pci/pci_defs.h>
 #include <asm/sn/prio.h>
 #include <asm/sn/xtalk/xbow.h>
-#include <asm/sn/ioc3.h>
 #include <asm/sn/io.h>
 #include <asm/sn/sn_private.h>
 

arch/ia64/sn/io/sn2/pcibr/pcibr_config.c

@@ -27,7 +27,6 @@
 #include <asm/sn/pci/pci_defs.h>
 #include <asm/sn/prio.h>
 #include <asm/sn/xtalk/xbow.h>
-#include <asm/sn/ioc3.h>
 #include <asm/sn/io.h>
 #include <asm/sn/sn_private.h>
 

arch/ia64/sn/io/sn2/pcibr/pcibr_dvr.c

@@ -31,7 +31,6 @@
 #include <asm/sn/pci/pci_defs.h>
 #include <asm/sn/prio.h>
 #include <asm/sn/xtalk/xbow.h>
-#include <asm/sn/ioc3.h>
 #include <asm/sn/io.h>
 #include <asm/sn/sn_private.h>
 

arch/ia64/sn/io/sn2/pcibr/pcibr_error.c

@@ -26,7 +26,6 @@
 #include <asm/sn/pci/pci_defs.h>
 #include <asm/sn/prio.h>
 #include <asm/sn/xtalk/xbow.h>
-#include <asm/sn/ioc3.h>
 #include <asm/sn/io.h>
 #include <asm/sn/sn_private.h>
 

arch/ia64/sn/io/sn2/pcibr/pcibr_hints.c

@@ -26,7 +26,6 @@
 #include <asm/sn/pci/pci_defs.h>
 #include <asm/sn/prio.h>
 #include <asm/sn/xtalk/xbow.h>
-#include <asm/sn/ioc3.h>
 #include <asm/sn/io.h>
 #include <asm/sn/sn_private.h>
 

arch/ia64/sn/io/sn2/pcibr/pcibr_intr.c

@@ -26,7 +26,6 @@
 #include <asm/sn/pci/pci_defs.h>
 #include <asm/sn/prio.h>
 #include <asm/sn/xtalk/xbow.h>
-#include <asm/sn/ioc3.h>
 #include <asm/sn/io.h>
 #include <asm/sn/sn_private.h>
 

arch/ia64/sn/io/sn2/pcibr/pcibr_rrb.c

@@ -26,7 +26,6 @@
 #include <asm/sn/pci/pci_defs.h>
 #include <asm/sn/prio.h>
 #include <asm/sn/xtalk/xbow.h>
-#include <asm/sn/ioc3.h>
 #include <asm/sn/io.h>
 #include <asm/sn/sn_private.h>
 

arch/ia64/sn/io/sn2/pcibr/pcibr_slot.c

@@ -27,7 +27,6 @@
 #include <asm/sn/pci/pci_defs.h>
 #include <asm/sn/prio.h>
 #include <asm/sn/xtalk/xbow.h>
-#include <asm/sn/ioc3.h>
 #include <asm/sn/io.h>
 #include <asm/sn/sn_private.h>
 

arch/ia64/sn/io/sn2/pic.c

@@ -26,7 +26,6 @@
 #include <asm/sn/pci/pci_defs.h>
 #include <asm/sn/prio.h>
 #include <asm/sn/xtalk/xbow.h>
-#include <asm/sn/ioc3.h>
 #include <asm/sn/io.h>
 #include <asm/sn/sn_private.h>
 

include/asm-ia64/acpi.h

@@ -54,47 +54,35 @@
 #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)				\
-	do { \
-	__asm__ volatile ("1:  ld4      r29=[%1]\n"  \
-		";;\n"                  \
-		"mov    ar.ccv=r29\n"   \
-		"mov    r2=r29\n"       \
-		"shr.u  r30=r29,1\n"    \
-		"and    r29=-4,r29\n"   \
-		";;\n"                  \
-		"add    r29=2,r29\n"    \
-		"and    r30=1,r30\n"    \
-		";;\n"                  \
-		"add    r29=r29,r30\n"  \
-		";;\n"                  \
-		"cmpxchg4.acq   r30=[%1],r29,ar.ccv\n" \
-		";;\n"                  \
-		"cmp.eq p6,p7=r2,r30\n" \
-		"(p7) br.dpnt.few 1b\n" \
-		"cmp.gt p8,p9=3,r29\n"  \
-		";;\n"                  \
-		"(p8) mov %0=-1\n"      \
-		"(p9) mov %0=r0\n"      \
-		:"=r"(Acq):"r"(GLptr):"r2","r29","r30","memory"); \
-	} while (0)
+	((Acq) = ia64_acpi_acquire_global_lock((unsigned int *) GLptr))
 
 #define ACPI_RELEASE_GLOBAL_LOCK(GLptr, Acq)				\
-	do { \
-	__asm__ volatile ("1:  ld4      r29=[%1]\n" \
-		";;\n"                  \
-		"mov    ar.ccv=r29\n"   \
-		"mov    r2=r29\n"       \
-		"and    r29=-4,r29\n"   \
-		";;\n"                  \
-		"cmpxchg4.acq   r30=[%1],r29,ar.ccv\n" \
-		";;\n"                  \
-		"cmp.eq p6,p7=r2,r30\n" \
-		"(p7) br.dpnt.few 1b\n" \
-		"and    %0=1,r2\n"      \
-		";;\n"                  \
-		:"=r"(Acq):"r"(GLptr):"r2","r29","r30","memory"); \
-	} while (0)
+	((Acq) = ia64_acpi_release_global_lock((unsigned int *) GLptr))
 
 const char *acpi_get_sysname (void);
 int acpi_request_vector (u32 int_type);

include/asm-ia64/hw_irq.h

@@ -9,6 +9,7 @@
 #include <linux/interrupt.h>
 #include <linux/sched.h>
 #include <linux/types.h>
+#include <linux/profile.h>
 
 #include <asm/machvec.h>
 #include <asm/ptrace.h>

include/asm-ia64/intel_intrin.h

+#ifndef _ASM_IA64_INTEL_INTRIN_H
+#define _ASM_IA64_INTEL_INTRIN_H
+/*
+ * Intel Compiler Intrinsics
+ *
+ * Copyright (C) 2002,2003 Jun Nakajima <jun.nakajima@intel.com>
+ * Copyright (C) 2002,2003 Suresh Siddha <suresh.b.siddha@intel.com>
+ *
+ */
+#include <asm/types.h>
+
+void  __lfetch(int lfhint, void *y);
+void  __lfetch_excl(int lfhint, void *y);
+void  __lfetch_fault(int lfhint, void *y);
+void  __lfetch_fault_excl(int lfhint, void *y);
+
+/* In the following, whichFloatReg should be an integer from 0-127 */
+void  __ldfs(const int whichFloatReg, void *src);
+void  __ldfd(const int whichFloatReg, void *src);
+void  __ldfe(const int whichFloatReg, void *src);
+void  __ldf8(const int whichFloatReg, void *src);
+void  __ldf_fill(const int whichFloatReg, void *src);
+void  __stfs(void *dst, const int whichFloatReg);
+void  __stfd(void *dst, const int whichFloatReg);
+void  __stfe(void *dst, const int whichFloatReg);
+void  __stf8(void *dst, const int whichFloatReg);
+void  __stf_spill(void *dst, const int whichFloatReg);
+
+void  __st1_rel(void *dst, const __s8  value);
+void  __st2_rel(void *dst, const __s16 value);
+void  __st4_rel(void *dst, const __s32 value);
+void  __st8_rel(void *dst, const __s64 value);
+__u8  __ld1_acq(void *src);
+__u16 __ld2_acq(void *src);
+__u32 __ld4_acq(void *src);
+__u64 __ld8_acq(void *src);
+
+__u64 __fetchadd4_acq(__u32 *addend, const int increment);
+__u64 __fetchadd4_rel(__u32 *addend, const int increment);
+__u64 __fetchadd8_acq(__u64 *addend, const int increment);
+__u64 __fetchadd8_rel(__u64 *addend, const int increment);
+
+__u64 __getf_exp(double d);
+
+/* OS Related Itanium(R) Intrinsics  */
+
+/* The names to use for whichReg and whichIndReg below come from
+   the include file asm/ia64regs.h */
+
+__u64 __getIndReg(const int whichIndReg, __s64 index);
+__u64 __getReg(const int whichReg);
+
+void  __setIndReg(const int whichIndReg, __s64 index, __u64 value);
+void  __setReg(const int whichReg, __u64 value);
+
+void  __mf(void);
+void  __mfa(void);
+void  __synci(void);
+void  __itcd(__s64 pa);
+void  __itci(__s64 pa);
+void  __itrd(__s64 whichTransReg, __s64 pa);
+void  __itri(__s64 whichTransReg, __s64 pa);
+void  __ptce(__s64 va);
+void  __ptcl(__s64 va, __s64 pagesz);
+void  __ptcg(__s64 va, __s64 pagesz);
+void  __ptcga(__s64 va, __s64 pagesz);
+void  __ptri(__s64 va, __s64 pagesz);
+void  __ptrd(__s64 va, __s64 pagesz);
+void  __invala (void);
+void  __invala_gr(const int whichGeneralReg /* 0-127 */ );
+void  __invala_fr(const int whichFloatReg /* 0-127 */ );
+void  __nop(const int);
+void  __fc(__u64 *addr);
+void  __sum(int mask);
+void  __rum(int mask);
+void  __ssm(int mask);
+void  __rsm(int mask);
+__u64 __thash(__s64);
+__u64 __ttag(__s64);
+__s64 __tpa(__s64);
+
+/* Intrinsics for implementing get/put_user macros */
+void __st_user(const char *tableName, __u64 addr, char size, char relocType, __u64 val);
+void __ld_user(const char *tableName, __u64 addr, char size, char relocType);
+
+/* This intrinsic does not generate code, it creates a barrier across which
+ * the compiler will not schedule data access instructions.
+ */
+void __memory_barrier(void);
+
+void __isrlz(void);
+void __dsrlz(void);
+
+__u64  _m64_mux1(__u64 a, const int n);
+__u64  __thash(__u64);
+
+/* Lock and Atomic Operation Related Intrinsics */
+__u64 _InterlockedExchange8(volatile __u8 *trgt, __u8 value);
+__u64 _InterlockedExchange16(volatile __u16 *trgt, __u16 value);
+__s64 _InterlockedExchange(volatile __u32 *trgt, __u32 value);
+__s64 _InterlockedExchange64(volatile __u64 *trgt, __u64 value);
+
+__u64 _InterlockedCompareExchange8_rel(volatile __u8 *dest, __u64 xchg, __u64 comp);
+__u64 _InterlockedCompareExchange8_acq(volatile __u8 *dest, __u64 xchg, __u64 comp);
+__u64 _InterlockedCompareExchange16_rel(volatile __u16 *dest, __u64 xchg, __u64 comp);
+__u64 _InterlockedCompareExchange16_acq(volatile __u16 *dest, __u64 xchg, __u64 comp);
+__u64 _InterlockedCompareExchange_rel(volatile __u32 *dest, __u64 xchg, __u64 comp);
+__u64 _InterlockedCompareExchange_acq(volatile __u32 *dest, __u64 xchg, __u64 comp);
+__u64 _InterlockedCompareExchange64_rel(volatile __u64 *dest, __u64 xchg, __u64 comp);
+__u64 _InterlockedCompareExchange64_acq(volatile __u64 *dest, __u64 xchg, __u64 comp);
+
+__s64 _m64_dep_mi(const int v, __s64 s, const int p, const int len);
+__s64 _m64_shrp(__s64 a, __s64 b, const int count);
+__s64 _m64_popcnt(__s64 a);
+
+#define ia64_barrier()		__memory_barrier()
+
+#define ia64_stop()	/* Nothing: As of now stop bit is generated for each
+		 	 * intrinsic
+		 	 */
+
+#define ia64_getreg		__getReg
+#define ia64_setreg		__setReg
+
+#define ia64_hint(x)
+
+#define ia64_mux1_brcst	 0
+#define ia64_mux1_mix		 8
+#define ia64_mux1_shuf		 9
+#define ia64_mux1_alt		10
+#define ia64_mux1_rev		11
+
+#define ia64_mux1		_m64_mux1
+#define ia64_popcnt		_m64_popcnt
+#define ia64_getf_exp		__getf_exp
+#define ia64_shrp		_m64_shrp
+
+#define ia64_tpa		__tpa
+#define ia64_invala		__invala
+#define ia64_invala_gr		__invala_gr
+#define ia64_invala_fr		__invala_fr
+#define ia64_nop		__nop
+#define ia64_sum		__sum
+#define ia64_ssm		__ssm
+#define ia64_rum		__rum
+#define ia64_rsm		__rsm
+#define ia64_fc 		__fc
+
+#define ia64_ldfs		__ldfs
+#define ia64_ldfd		__ldfd
+#define ia64_ldfe		__ldfe
+#define ia64_ldf8		__ldf8
+#define ia64_ldf_fill		__ldf_fill
+
+#define ia64_stfs		__stfs
+#define ia64_stfd		__stfd
+#define ia64_stfe		__stfe
+#define ia64_stf8		__stf8
+#define ia64_stf_spill		__stf_spill
+
+#define ia64_mf		__mf
+#define ia64_mfa		__mfa
+
+#define ia64_fetchadd4_acq	__fetchadd4_acq
+#define ia64_fetchadd4_rel	__fetchadd4_rel
+#define ia64_fetchadd8_acq	__fetchadd8_acq
+#define ia64_fetchadd8_rel	__fetchadd8_rel
+
+#define ia64_xchg1		_InterlockedExchange8
+#define ia64_xchg2		_InterlockedExchange16
+#define ia64_xchg4		_InterlockedExchange
+#define ia64_xchg8		_InterlockedExchange64
+
+#define ia64_cmpxchg1_rel	_InterlockedCompareExchange8_rel
+#define ia64_cmpxchg1_acq	_InterlockedCompareExchange8_acq
+#define ia64_cmpxchg2_rel	_InterlockedCompareExchange16_rel
+#define ia64_cmpxchg2_acq	_InterlockedCompareExchange16_acq
+#define ia64_cmpxchg4_rel	_InterlockedCompareExchange_rel
+#define ia64_cmpxchg4_acq	_InterlockedCompareExchange_acq
+#define ia64_cmpxchg8_rel	_InterlockedCompareExchange64_rel
+#define ia64_cmpxchg8_acq	_InterlockedCompareExchange64_acq
+
+#define __ia64_set_dbr(index, val)	\
+		__setIndReg(_IA64_REG_INDR_DBR, index, val)
+#define ia64_set_ibr(index, val)	\
+		__setIndReg(_IA64_REG_INDR_IBR, index, val)
+#define ia64_set_pkr(index, val)	\
+		__setIndReg(_IA64_REG_INDR_PKR, index, val)
+#define ia64_set_pmc(index, val)	\
+		__setIndReg(_IA64_REG_INDR_PMC, index, val)
+#define ia64_set_pmd(index, val)	\
+		__setIndReg(_IA64_REG_INDR_PMD, index, val)
+#define ia64_set_rr(index, val)	\
+		__setIndReg(_IA64_REG_INDR_RR, index, val)
+
+#define ia64_get_cpuid(index) 	__getIndReg(_IA64_REG_INDR_CPUID, index)
+#define __ia64_get_dbr(index) 	__getIndReg(_IA64_REG_INDR_DBR, index)
+#define ia64_get_ibr(index) 	__getIndReg(_IA64_REG_INDR_IBR, index)
+#define ia64_get_pkr(index) 	__getIndReg(_IA64_REG_INDR_PKR, index)
+#define ia64_get_pmc(index) 	__getIndReg(_IA64_REG_INDR_PMC, index)
+#define ia64_get_pmd(index)  	__getIndReg(_IA64_REG_INDR_PMD, index)
+#define ia64_get_rr(index) 	__getIndReg(_IA64_REG_INDR_RR, index)
+
+#define ia64_srlz_d		__dsrlz
+#define ia64_srlz_i		__isrlz
+
+#define ia64_st1_rel		__st1_rel
+#define ia64_st2_rel		__st2_rel
+#define ia64_st4_rel		__st4_rel
+#define ia64_st8_rel		__st8_rel
+
+#define ia64_ld1_acq		__ld1_acq
+#define ia64_ld2_acq		__ld2_acq
+#define ia64_ld4_acq		__ld4_acq
+#define ia64_ld8_acq		__ld8_acq
+
+#define ia64_sync_i		__synci
+#define ia64_thash		__thash
+#define ia64_ttag		__ttag
+#define ia64_itcd		__itcd
+#define ia64_itci		__itci
+#define ia64_itrd		__itrd
+#define ia64_itri		__itri
+#define ia64_ptce		__ptce
+#define ia64_ptcl		__ptcl
+#define ia64_ptcg		__ptcg
+#define ia64_ptcga		__ptcga
+#define ia64_ptri		__ptri
+#define ia64_ptrd		__ptrd
+#define ia64_dep_mi		_m64_dep_mi
+
+/* Values for lfhint in __lfetch and __lfetch_fault */
+
+#define ia64_lfhint_none   	0
+#define ia64_lfhint_nt1    	1
+#define ia64_lfhint_nt2    	2
+#define ia64_lfhint_nta    	3
+
+#define ia64_lfetch		__lfetch
+#define ia64_lfetch_excl	__lfetch_excl
+#define ia64_lfetch_fault	__lfetch_fault
+#define ia64_lfetch_fault_excl	__lfetch_fault_excl
+
+#define ia64_intrin_local_irq_restore(x)		\
+do {							\
+	if ((x) != 0) {					\
+		ia64_ssm(IA64_PSR_I);			\
+		ia64_srlz_d();				\
+	} else {					\
+		ia64_rsm(IA64_PSR_I);			\
+	}						\
+} while (0)
+
+#endif /* _ASM_IA64_INTEL_INTRIN_H */

include/asm-ia64/ptrace.h

@@ -223,6 +223,12 @@ struct switch_stack {
 };
 
 #ifdef __KERNEL__
+/*
+ * We use the ia64_psr(regs)->ri to determine which of the three
+ * instructions in bundle (16 bytes) took the sample. Generate
+ * the canonical representation by adding to instruction pointer.
+ */
+# define instruction_pointer(regs) ((regs)->cr_iip + ia64_psr(regs)->ri)
   /* given a pointer to a task_struct, return the user's pt_regs */
 # define ia64_task_regs(t)		(((struct pt_regs *) ((char *) (t) + IA64_STK_OFFSET)) - 1)
 # define ia64_psr(regs)			((struct ia64_psr *) &(regs)->cr_ipsr)

include/asm-ia64/signal.h

@@ -2,7 +2,7 @@
 #define _ASM_IA64_SIGNAL_H
 
 /*
- * Copyright (C) 1998-2001 Hewlett-Packard Co
+ * Copyright (C) 1998-2001, 2003 Hewlett-Packard Co
  *	David Mosberger-Tang <davidm@hpl.hp.com>
  *
  * Unfortunately, this file is being included by bits/signal.h in
@@ -96,7 +96,16 @@
  * ar.rsc.loadrs is 14 bits, we can assume that they'll never take up
  * more than 16KB of space.
  */
-#define MINSIGSTKSZ	131027	/* min. stack size for sigaltstack() */
+#if 1
+  /*
+   * This is a stupid typo: the value was _meant_ to be 131072 (0x20000), but I typed it
+   * in wrong. ;-(  To preserve backwards compatibility, we leave the kernel at the
+   * incorrect value and fix libc only.
+   */
+# define MINSIGSTKSZ	131027	/* min. stack size for sigaltstack() */
+#else
+# define MINSIGSTKSZ	131072	/* min. stack size for sigaltstack() */
+#endif
 #define SIGSTKSZ	262144	/* default stack size for sigaltstack() */
 
 #ifdef __KERNEL__

include/asm-ia64/sn/hcl.h

@@ -10,6 +10,7 @@
 #define _ASM_IA64_SN_HCL_H
 
 #include <asm/sn/sgi.h>
+#include <asm/sn/invent.h>
 
 extern vertex_hdl_t hwgraph_root;
 extern vertex_hdl_t linux_busnum;

include/asm-ia64/sn/ioc3.h

-/*
- * Copyright (c) 2002-2003 Silicon Graphics, Inc.  All Rights Reserved.
- * 
- * This program is free software; you can redistribute it and/or modify it 
- * under the terms of version 2 of the GNU General Public License 
- * as published by the Free Software Foundation.
- * 
- * This program is distributed in the hope that it would be useful, but 
- * WITHOUT ANY WARRANTY; without even the implied warranty of 
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. 
- * 
- * Further, this software is distributed without any warranty that it is 
- * free of the rightful claim of any third person regarding infringement 
- * or the like.  Any license provided herein, whether implied or 
- * otherwise, applies only to this software file.  Patent licenses, if 
- * any, provided herein do not apply to combinations of this program with 
- * other software, or any other product whatsoever.
- * 
- * You should have received a copy of the GNU General Public 
- * License along with this program; if not, write the Free Software 
- * Foundation, Inc., 59 Temple Place - Suite 330, Boston MA 02111-1307, USA.
- * 
- * Contact information:  Silicon Graphics, Inc., 1600 Amphitheatre Pkwy, 
- * Mountain View, CA  94043, or:
- * 
- * http://www.sgi.com 
- * 
- * For further information regarding this notice, see: 
- * 
- * http://oss.sgi.com/projects/GenInfo/NoticeExplan
- */
-
-/* $Id: ioc3.h,v 1.2 2000/11/16 19:49:17 pfg Exp $
- *
- * Copyright (C) 1999 Ralf Baechle
- * This file is part of the Linux driver for the SGI IOC3.
- */
-#ifndef _ASM_IA64_SN_IOC3_H
-#define _ASM_IA64_SN_IOC3_H
-
-#include <asm/types.h>
-
-/* SUPERIO uart register map */
-typedef volatile struct ioc3_uartregs {
-	union {
-		volatile u8	rbr;	/* read only, DLAB == 0 */
-		volatile u8	thr;	/* write only, DLAB == 0 */
-		volatile u8	dll;	/* DLAB == 1 */
-	} u1;
-	union {
-		volatile u8	ier;	/* DLAB == 0 */
-		volatile u8	dlm;	/* DLAB == 1 */
-	} u2;
-	union {
-		volatile u8	iir;	/* read only */
-		volatile u8	fcr;	/* write only */
-	} u3;
-	volatile u8	    iu_lcr;
-	volatile u8	    iu_mcr;
-	volatile u8	    iu_lsr;
-	volatile u8	    iu_msr;
-	volatile u8	    iu_scr;
-} ioc3_uregs_t;
-
-#define iu_rbr u1.rbr
-#define iu_thr u1.thr
-#define iu_dll u1.dll
-#define iu_ier u2.ier
-#define iu_dlm u2.dlm
-#define iu_iir u3.iir
-#define iu_fcr u3.fcr
-
-struct ioc3_sioregs {
-	volatile u8		fill[0x141];	/* starts at 0x141 */
-
-	volatile u8		uartc;
-	volatile u8		kbdcg;
-
-	volatile u8		fill0[0x150 - 0x142 - 1];
-
-	volatile u8		pp_data;
-	volatile u8		pp_dsr;
-	volatile u8		pp_dcr;
-
-	volatile u8		fill1[0x158 - 0x152 - 1];
-
-	volatile u8		pp_fifa;
-	volatile u8		pp_cfgb;
-	volatile u8		pp_ecr;
-
-	volatile u8		fill2[0x168 - 0x15a - 1];
-
-	volatile u8		rtcad;
-	volatile u8		rtcdat;
-
-	volatile u8		fill3[0x170 - 0x169 - 1];
-
-	struct ioc3_uartregs    uartb;	/* 0x20170  */
-	struct ioc3_uartregs    uarta;	/* 0x20178  */
-};
-
-/* Register layout of IOC3 in configuration space.  */
-struct ioc3 {
-	volatile u32	pad0[7];	/* 0x00000  */
-	volatile u32	sio_ir;		/* 0x0001c  */
-	volatile u32	sio_ies;	/* 0x00020  */
-	volatile u32	sio_iec;	/* 0x00024  */
-	volatile u32	sio_cr;		/* 0x00028  */
-	volatile u32	int_out;	/* 0x0002c  */
-	volatile u32	mcr;		/* 0x00030  */
-
-	/* General Purpose I/O registers  */
-	volatile u32	gpcr_s;		/* 0x00034  */
-	volatile u32	gpcr_c;		/* 0x00038  */
-	volatile u32	gpdr;		/* 0x0003c  */
-	volatile u32	gppr_0;		/* 0x00040  */
-	volatile u32	gppr_1;		/* 0x00044  */
-	volatile u32	gppr_2;		/* 0x00048  */
-	volatile u32	gppr_3;		/* 0x0004c  */
-	volatile u32	gppr_4;		/* 0x00050  */
-	volatile u32	gppr_5;		/* 0x00054  */
-	volatile u32	gppr_6;		/* 0x00058  */
-	volatile u32	gppr_7;		/* 0x0005c  */
-	volatile u32	gppr_8;		/* 0x00060  */
-	volatile u32	gppr_9;		/* 0x00064  */
-	volatile u32	gppr_10;	/* 0x00068  */
-	volatile u32	gppr_11;	/* 0x0006c  */
-	volatile u32	gppr_12;	/* 0x00070  */
-	volatile u32	gppr_13;	/* 0x00074  */
-	volatile u32	gppr_14;	/* 0x00078  */
-	volatile u32	gppr_15;	/* 0x0007c  */
-
-	/* Parallel Port Registers  */
-	volatile u32	ppbr_h_a;	/* 0x00080  */
-	volatile u32	ppbr_l_a;	/* 0x00084  */
-	volatile u32	ppcr_a;		/* 0x00088  */
-	volatile u32	ppcr;		/* 0x0008c  */
-	volatile u32	ppbr_h_b;	/* 0x00090  */
-	volatile u32	ppbr_l_b;	/* 0x00094  */
-	volatile u32	ppcr_b;		/* 0x00098  */
-
-	/* Keyboard and Mouse Registers  */
-	volatile u32	km_csr;		/* 0x0009c  */
-	volatile u32	k_rd;		/* 0x000a0  */
-	volatile u32	m_rd;		/* 0x000a4  */
-	volatile u32	k_wd;		/* 0x000a8  */
-	volatile u32	m_wd;		/* 0x000ac  */
-
-	/* Serial Port Registers  */
-	volatile u32	sbbr_h;		/* 0x000b0  */
-	volatile u32	sbbr_l;		/* 0x000b4  */
-	volatile u32	sscr_a;		/* 0x000b8  */
-	volatile u32	stpir_a;	/* 0x000bc  */
-	volatile u32	stcir_a;	/* 0x000c0  */
-	volatile u32	srpir_a;	/* 0x000c4  */
-	volatile u32	srcir_a;	/* 0x000c8  */
-	volatile u32	srtr_a;		/* 0x000cc  */
-	volatile u32	shadow_a;	/* 0x000d0  */
-	volatile u32	sscr_b;		/* 0x000d4  */
-	volatile u32	stpir_b;	/* 0x000d8  */
-	volatile u32	stcir_b;	/* 0x000dc  */
-	volatile u32	srpir_b;	/* 0x000e0  */
-	volatile u32	srcir_b;	/* 0x000e4  */
-	volatile u32	srtr_b;		/* 0x000e8  */
-	volatile u32	shadow_b;	/* 0x000ec  */
-
-	/* Ethernet Registers  */
-	volatile u32	emcr;		/* 0x000f0  */
-	volatile u32	eisr;		/* 0x000f4  */
-	volatile u32	eier;		/* 0x000f8  */
-	volatile u32	ercsr;		/* 0x000fc  */
-	volatile u32	erbr_h;		/* 0x00100  */
-	volatile u32	erbr_l;		/* 0x00104  */
-	volatile u32	erbar;		/* 0x00108  */
-	volatile u32	ercir;		/* 0x0010c  */
-	volatile u32	erpir;		/* 0x00110  */
-	volatile u32	ertr;		/* 0x00114  */
-	volatile u32	etcsr;		/* 0x00118  */
-	volatile u32	ersr;		/* 0x0011c  */
-	volatile u32	etcdc;		/* 0x00120  */
-	volatile u32	ebir;		/* 0x00124  */
-	volatile u32	etbr_h;		/* 0x00128  */
-	volatile u32	etbr_l;		/* 0x0012c  */
-	volatile u32	etcir;		/* 0x00130  */
-	volatile u32	etpir;		/* 0x00134  */
-	volatile u32	emar_h;		/* 0x00138  */
-	volatile u32	emar_l;		/* 0x0013c  */
-	volatile u32	ehar_h;		/* 0x00140  */
-	volatile u32	ehar_l;		/* 0x00144  */
-	volatile u32	micr;		/* 0x00148  */
-	volatile u32	midr_r;		/* 0x0014c  */
-	volatile u32    midr_w;           /* 0x00150  */
-	volatile u32	pad1[(0x20000 - 0x00154) / 4];
-
-	/* SuperIO Registers  XXX */
-	struct ioc3_sioregs	sregs;	/* 0x20000 */
-	volatile u32	pad2[(0x40000 - 0x20180) / 4];
-
-	/* SSRAM Diagnostic Access */
-	volatile u32	ssram[(0x80000 - 0x40000) / 4];
-
-	/* Bytebus device offsets
-	   0x80000 -   Access to the generic devices selected with   DEV0
-	   0x9FFFF     bytebus DEV_SEL_0
-	   0xA0000 -   Access to the generic devices selected with   DEV1
-	   0xBFFFF     bytebus DEV_SEL_1
-	   0xC0000 -   Access to the generic devices selected with   DEV2
-	   0xDFFFF     bytebus DEV_SEL_2
-	   0xE0000 -   Access to the generic devices selected with   DEV3
-	   0xFFFFF     bytebus DEV_SEL_3  */
-};
-
-/*
- * Ethernet RX Buffer
- */
-struct ioc3_erxbuf {
-	u32	w0;			/* first word (valid,bcnt,cksum) */
-	u32	err;			/* second word various errors */
-	/* next comes n bytes of padding */
-	/* then the received ethernet frame itself */
-};
-
-#define ERXBUF_IPCKSUM_MASK	0x0000ffff
-#define ERXBUF_BYTECNT_MASK	0x07ff0000
-#define ERXBUF_BYTECNT_SHIFT	16
-#define ERXBUF_V		0x80000000
-
-#define ERXBUF_CRCERR		0x00000001	/* aka RSV15 */
-#define ERXBUF_FRAMERR		0x00000002	/* aka RSV14 */
-#define ERXBUF_CODERR		0x00000004	/* aka RSV13 */
-#define ERXBUF_INVPREAMB	0x00000008	/* aka RSV18 */
-#define ERXBUF_LOLEN		0x00007000	/* aka RSV2_0 */
-#define ERXBUF_HILEN		0x03ff0000	/* aka RSV12_3 */
-#define ERXBUF_MULTICAST	0x04000000	/* aka RSV16 */
-#define ERXBUF_BROADCAST	0x08000000	/* aka RSV17 */
-#define ERXBUF_LONGEVENT	0x10000000	/* aka RSV19 */
-#define ERXBUF_BADPKT		0x20000000	/* aka RSV20 */
-#define ERXBUF_GOODPKT		0x40000000	/* aka RSV21 */
-#define ERXBUF_CARRIER		0x80000000	/* aka RSV22 */
-
-/*
- * Ethernet TX Descriptor
- */
-#define ETXD_DATALEN    104
-struct ioc3_etxd {
-	u32	cmd;				/* command field */
-	u32	bufcnt;				/* buffer counts field */
-	u64	p1;				/* buffer pointer 1 */
-	u64	p2;				/* buffer pointer 2 */
-	u8	data[ETXD_DATALEN];		/* opt. tx data */
-};
-
-#define ETXD_BYTECNT_MASK	0x000007ff	/* total byte count */
-#define ETXD_INTWHENDONE	0x00001000	/* intr when done */
-#define ETXD_D0V		0x00010000	/* data 0 valid */
-#define ETXD_B1V		0x00020000	/* buf 1 valid */
-#define ETXD_B2V		0x00040000	/* buf 2 valid */
-#define ETXD_DOCHECKSUM		0x00080000	/* insert ip cksum */
-#define ETXD_CHKOFF_MASK	0x07f00000	/* cksum byte offset */
-#define ETXD_CHKOFF_SHIFT	20
-
-#define ETXD_D0CNT_MASK		0x0000007f
-#define ETXD_B1CNT_MASK		0x0007ff00
-#define ETXD_B1CNT_SHIFT	8
-#define ETXD_B2CNT_MASK		0x7ff00000
-#define ETXD_B2CNT_SHIFT	20
-
-/*
- * Bytebus device space
- */
-#define IOC3_BYTEBUS_DEV0	0x80000L
-#define IOC3_BYTEBUS_DEV1	0xa0000L
-#define IOC3_BYTEBUS_DEV2	0xc0000L
-#define IOC3_BYTEBUS_DEV3	0xe0000L
-
-/* ------------------------------------------------------------------------- */
-
-/* Superio Registers (PIO Access) */
-#define IOC3_SIO_BASE		0x20000
-#define IOC3_SIO_UARTC		(IOC3_SIO_BASE+0x141)	/* UART Config */
-#define IOC3_SIO_KBDCG		(IOC3_SIO_BASE+0x142)	/* KBD Config */
-#define IOC3_SIO_PP_BASE	(IOC3_SIO_BASE+PP_BASE)		/* Parallel Port */
-#define IOC3_SIO_RTC_BASE	(IOC3_SIO_BASE+0x168)	/* Real Time Clock */
-#define IOC3_SIO_UB_BASE	(IOC3_SIO_BASE+UARTB_BASE)	/* UART B */
-#define IOC3_SIO_UA_BASE	(IOC3_SIO_BASE+UARTA_BASE)	/* UART A */
-
-/* SSRAM Diagnostic Access */
-#define IOC3_SSRAM	IOC3_RAM_OFF	/* base of SSRAM diagnostic access */
-#define IOC3_SSRAM_LEN	0x40000 /* 256kb (address space size, may not be fully populated) */
-#define IOC3_SSRAM_DM	0x0000ffff	/* data mask */
-#define IOC3_SSRAM_PM	0x00010000	/* parity mask */
-
-/* bitmasks for PCI_SCR */
-#define PCI_SCR_PAR_RESP_EN	0x00000040	/* enb PCI parity checking */
-#define PCI_SCR_SERR_EN		0x00000100	/* enable the SERR# driver */
-#define PCI_SCR_DROP_MODE_EN	0x00008000	/* drop pios on parity err */
-#define PCI_SCR_RX_SERR		(0x1 << 16)
-#define PCI_SCR_DROP_MODE	(0x1 << 17)
-#define PCI_SCR_SIG_PAR_ERR	(0x1 << 24)
-#define PCI_SCR_SIG_TAR_ABRT	(0x1 << 27)
-#define PCI_SCR_RX_TAR_ABRT	(0x1 << 28)
-#define PCI_SCR_SIG_MST_ABRT	(0x1 << 29)
-#define PCI_SCR_SIG_SERR	(0x1 << 30)
-#define PCI_SCR_PAR_ERR		(0x1 << 31)
-
-/* bitmasks for IOC3_KM_CSR */
-#define KM_CSR_K_WRT_PEND 0x00000001	/* kbd port xmitting or resetting */
-#define KM_CSR_M_WRT_PEND 0x00000002	/* mouse port xmitting or resetting */
-#define KM_CSR_K_LCB	  0x00000004	/* Line Cntrl Bit for last KBD write */
-#define KM_CSR_M_LCB	  0x00000008	/* same for mouse */
-#define KM_CSR_K_DATA	  0x00000010	/* state of kbd data line */
-#define KM_CSR_K_CLK	  0x00000020	/* state of kbd clock line */
-#define KM_CSR_K_PULL_DATA 0x00000040	/* pull kbd data line low */
-#define KM_CSR_K_PULL_CLK 0x00000080	/* pull kbd clock line low */
-#define KM_CSR_M_DATA	  0x00000100	/* state of ms data line */
-#define KM_CSR_M_CLK	  0x00000200	/* state of ms clock line */
-#define KM_CSR_M_PULL_DATA 0x00000400	/* pull ms data line low */
-#define KM_CSR_M_PULL_CLK 0x00000800	/* pull ms clock line low */
-#define KM_CSR_EMM_MODE	  0x00001000	/* emulation mode */
-#define KM_CSR_SIM_MODE	  0x00002000	/* clock X8 */
-#define KM_CSR_K_SM_IDLE  0x00004000	/* Keyboard is idle */
-#define KM_CSR_M_SM_IDLE  0x00008000	/* Mouse is idle */
-#define KM_CSR_K_TO	  0x00010000	/* Keyboard trying to send/receive */
-#define KM_CSR_M_TO	  0x00020000	/* Mouse trying to send/receive */
-#define KM_CSR_K_TO_EN	  0x00040000	/* KM_CSR_K_TO + KM_CSR_K_TO_EN = cause
-					   SIO_IR to assert */
-#define KM_CSR_M_TO_EN	  0x00080000	/* KM_CSR_M_TO + KM_CSR_M_TO_EN = cause
-					   SIO_IR to assert */
-#define KM_CSR_K_CLAMP_ONE	0x00100000	/* Pull K_CLK low after rec. one char */
-#define KM_CSR_M_CLAMP_ONE	0x00200000	/* Pull M_CLK low after rec. one char */
-#define KM_CSR_K_CLAMP_THREE	0x00400000	/* Pull K_CLK low after rec. three chars */
-#define KM_CSR_M_CLAMP_THREE	0x00800000	/* Pull M_CLK low after rec. three char */
-
-/* bitmasks for IOC3_K_RD and IOC3_M_RD */
-#define KM_RD_DATA_2	0x000000ff	/* 3rd char recvd since last read */
-#define KM_RD_DATA_2_SHIFT 0
-#define KM_RD_DATA_1	0x0000ff00	/* 2nd char recvd since last read */
-#define KM_RD_DATA_1_SHIFT 8
-#define KM_RD_DATA_0	0x00ff0000	/* 1st char recvd since last read */
-#define KM_RD_DATA_0_SHIFT 16
-#define KM_RD_FRAME_ERR_2 0x01000000	/*  framing or parity error in byte 2 */
-#define KM_RD_FRAME_ERR_1 0x02000000	/* same for byte 1 */
-#define KM_RD_FRAME_ERR_0 0x04000000	/* same for byte 0 */
-
-#define KM_RD_KBD_MSE	0x08000000	/* 0 if from kbd, 1 if from mouse */
-#define KM_RD_OFLO	0x10000000	/* 4th char recvd before this read */
-#define KM_RD_VALID_2	0x20000000	/* DATA_2 valid */
-#define KM_RD_VALID_1	0x40000000	/* DATA_1 valid */
-#define KM_RD_VALID_0	0x80000000	/* DATA_0 valid */
-#define KM_RD_VALID_ALL (KM_RD_VALID_0|KM_RD_VALID_1|KM_RD_VALID_2)
-
-/* bitmasks for IOC3_K_WD & IOC3_M_WD */
-#define KM_WD_WRT_DATA	0x000000ff	/* write to keyboard/mouse port */
-#define KM_WD_WRT_DATA_SHIFT 0
-
-/* bitmasks for serial RX status byte */
-#define RXSB_OVERRUN	0x01	/* char(s) lost */
-#define RXSB_PAR_ERR	0x02	/* parity error */
-#define RXSB_FRAME_ERR	0x04	/* framing error */
-#define RXSB_BREAK	0x08	/* break character */
-#define RXSB_CTS	0x10	/* state of CTS */
-#define RXSB_DCD	0x20	/* state of DCD */
-#define RXSB_MODEM_VALID 0x40	/* DCD, CTS and OVERRUN are valid */
-#define RXSB_DATA_VALID 0x80	/* data byte, FRAME_ERR PAR_ERR & BREAK valid */
-
-/* bitmasks for serial TX control byte */
-#define TXCB_INT_WHEN_DONE 0x20 /* interrupt after this byte is sent */
-#define TXCB_INVALID	0x00	/* byte is invalid */
-#define TXCB_VALID	0x40	/* byte is valid */
-#define TXCB_MCR	0x80	/* data<7:0> to modem control register */
-#define TXCB_DELAY	0xc0	/* delay data<7:0> mSec */
-
-/* bitmasks for IOC3_SBBR_L */
-#define SBBR_L_SIZE	0x00000001	/* 0 == 1KB rings, 1 == 4KB rings */
-#define SBBR_L_BASE	0xfffff000	/* lower serial ring base addr */
-
-/* bitmasks for IOC3_SSCR_<A:B> */
-#define SSCR_RX_THRESHOLD 0x000001ff	/* hiwater mark */
-#define SSCR_TX_TIMER_BUSY 0x00010000	/* TX timer in progress */
-#define SSCR_HFC_EN	0x00020000	/* hardware flow control enabled */
-#define SSCR_RX_RING_DCD 0x00040000	/* post RX record on delta-DCD */
-#define SSCR_RX_RING_CTS 0x00080000	/* post RX record on delta-CTS */
-#define SSCR_HIGH_SPD	0x00100000	/* 4X speed */
-#define SSCR_DIAG	0x00200000	/* bypass clock divider for sim */
-#define SSCR_RX_DRAIN	0x08000000	/* drain RX buffer to memory */
-#define SSCR_DMA_EN	0x10000000	/* enable ring buffer DMA */
-#define SSCR_DMA_PAUSE	0x20000000	/* pause DMA */
-#define SSCR_PAUSE_STATE 0x40000000	/* sets when PAUSE takes effect */
-#define SSCR_RESET	0x80000000	/* reset DMA channels */
-
-/* all producer/comsumer pointers are the same bitfield */
-#define PROD_CONS_PTR_4K 0x00000ff8	/* for 4K buffers */
-#define PROD_CONS_PTR_1K 0x000003f8	/* for 1K buffers */
-#define PROD_CONS_PTR_OFF 3
-
-/* bitmasks for IOC3_SRCIR_<A:B> */
-#define SRCIR_ARM	0x80000000	/* arm RX timer */
-
-/* bitmasks for IOC3_SRPIR_<A:B> */
-#define SRPIR_BYTE_CNT	0x07000000	/* bytes in packer */
-#define SRPIR_BYTE_CNT_SHIFT 24
-
-/* bitmasks for IOC3_STCIR_<A:B> */
-#define STCIR_BYTE_CNT	0x0f000000	/* bytes in unpacker */
-#define STCIR_BYTE_CNT_SHIFT 24
-
-/* bitmasks for IOC3_SHADOW_<A:B> */
-#define SHADOW_DR	0x00000001	/* data ready */
-#define SHADOW_OE	0x00000002	/* overrun error */
-#define SHADOW_PE	0x00000004	/* parity error */
-#define SHADOW_FE	0x00000008	/* framing error */
-#define SHADOW_BI	0x00000010	/* break interrupt */
-#define SHADOW_THRE	0x00000020	/* transmit holding register empty */
-#define SHADOW_TEMT	0x00000040	/* transmit shift register empty */
-#define SHADOW_RFCE	0x00000080	/* char in RX fifo has an error */
-#define SHADOW_DCTS	0x00010000	/* delta clear to send */
-#define SHADOW_DDCD	0x00080000	/* delta data carrier detect */
-#define SHADOW_CTS	0x00100000	/* clear to send */
-#define SHADOW_DCD	0x00800000	/* data carrier detect */
-#define SHADOW_DTR	0x01000000	/* data terminal ready */
-#define SHADOW_RTS	0x02000000	/* request to send */
-#define SHADOW_OUT1	0x04000000	/* 16550 OUT1 bit */
-#define SHADOW_OUT2	0x08000000	/* 16550 OUT2 bit */
-#define SHADOW_LOOP	0x10000000	/* loopback enabled */
-
-/* bitmasks for IOC3_SRTR_<A:B> */
-#define SRTR_CNT	0x00000fff	/* reload value for RX timer */
-#define SRTR_CNT_VAL	0x0fff0000	/* current value of RX timer */
-#define SRTR_CNT_VAL_SHIFT 16
-#define SRTR_HZ		16000	/* SRTR clock frequency */
-
-/* bitmasks for IOC3_SIO_IR, IOC3_SIO_IEC and IOC3_SIO_IES  */
-#define SIO_IR_SA_TX_MT		0x00000001	/* Serial port A TX empty */
-#define SIO_IR_SA_RX_FULL	0x00000002	/* port A RX buf full */
-#define SIO_IR_SA_RX_HIGH	0x00000004	/* port A RX hiwat */
-#define SIO_IR_SA_RX_TIMER	0x00000008	/* port A RX timeout */
-#define SIO_IR_SA_DELTA_DCD	0x00000010	/* port A delta DCD */
-#define SIO_IR_SA_DELTA_CTS	0x00000020	/* port A delta CTS */
-#define SIO_IR_SA_INT		0x00000040	/* port A pass-thru intr */
-#define SIO_IR_SA_TX_EXPLICIT	0x00000080	/* port A explicit TX thru */
-#define SIO_IR_SA_MEMERR	0x00000100	/* port A PCI error */
-#define SIO_IR_SB_TX_MT		0x00000200	/* */
-#define SIO_IR_SB_RX_FULL	0x00000400	/* */
-#define SIO_IR_SB_RX_HIGH	0x00000800	/* */
-#define SIO_IR_SB_RX_TIMER	0x00001000	/* */
-#define SIO_IR_SB_DELTA_DCD	0x00002000	/* */
-#define SIO_IR_SB_DELTA_CTS	0x00004000	/* */
-#define SIO_IR_SB_INT		0x00008000	/* */
-#define SIO_IR_SB_TX_EXPLICIT	0x00010000	/* */
-#define SIO_IR_SB_MEMERR	0x00020000	/* */
-#define SIO_IR_PP_INT		0x00040000	/* P port pass-thru intr */
-#define SIO_IR_PP_INTA		0x00080000	/* PP context A thru */
-#define SIO_IR_PP_INTB		0x00100000	/* PP context B thru */
-#define SIO_IR_PP_MEMERR	0x00200000	/* PP PCI error */
-#define SIO_IR_KBD_INT		0x00400000	/* kbd/mouse intr */
-#define SIO_IR_RT_INT		0x08000000	/* RT output pulse */
-#define SIO_IR_GEN_INT1		0x10000000	/* RT input pulse */
-#define SIO_IR_GEN_INT_SHIFT	28
-
-/* per device interrupt masks */
-#define SIO_IR_SA		(SIO_IR_SA_TX_MT | SIO_IR_SA_RX_FULL | \
-				 SIO_IR_SA_RX_HIGH | SIO_IR_SA_RX_TIMER | \
-				 SIO_IR_SA_DELTA_DCD | SIO_IR_SA_DELTA_CTS | \
-				 SIO_IR_SA_INT | SIO_IR_SA_TX_EXPLICIT | \
-				 SIO_IR_SA_MEMERR)
-#define SIO_IR_SB		(SIO_IR_SB_TX_MT | SIO_IR_SB_RX_FULL | \
-				 SIO_IR_SB_RX_HIGH | SIO_IR_SB_RX_TIMER | \
-				 SIO_IR_SB_DELTA_DCD | SIO_IR_SB_DELTA_CTS | \
-				 SIO_IR_SB_INT | SIO_IR_SB_TX_EXPLICIT | \
-				 SIO_IR_SB_MEMERR)
-#define SIO_IR_PP		(SIO_IR_PP_INT | SIO_IR_PP_INTA | \
-				 SIO_IR_PP_INTB | SIO_IR_PP_MEMERR)
-#define SIO_IR_RT		(SIO_IR_RT_INT | SIO_IR_GEN_INT1)
-
-/* macro to load pending interrupts */
-#define IOC3_PENDING_INTRS(mem) (PCI_INW(&((mem)->sio_ir)) & \
-				 PCI_INW(&((mem)->sio_ies_ro)))
-
-/* bitmasks for SIO_CR */
-#define SIO_CR_SIO_RESET	0x00000001	/* reset the SIO */
-#define SIO_CR_SER_A_BASE	0x000000fe	/* DMA poll addr port A */
-#define SIO_CR_SER_A_BASE_SHIFT 1
-#define SIO_CR_SER_B_BASE	0x00007f00	/* DMA poll addr port B */
-#define SIO_CR_SER_B_BASE_SHIFT 8
-#define SIO_SR_CMD_PULSE	0x00078000	/* byte bus strobe length */
-#define SIO_CR_CMD_PULSE_SHIFT	15
-#define SIO_CR_ARB_DIAG		0x00380000	/* cur !enet PCI requet (ro) */
-#define SIO_CR_ARB_DIAG_TXA	0x00000000
-#define SIO_CR_ARB_DIAG_RXA	0x00080000
-#define SIO_CR_ARB_DIAG_TXB	0x00100000
-#define SIO_CR_ARB_DIAG_RXB	0x00180000
-#define SIO_CR_ARB_DIAG_PP	0x00200000
-#define SIO_CR_ARB_DIAG_IDLE	0x00400000	/* 0 -> active request (ro) */
-
-/* bitmasks for INT_OUT */
-#define INT_OUT_COUNT	0x0000ffff	/* pulse interval timer */
-#define INT_OUT_MODE	0x00070000	/* mode mask */
-#define INT_OUT_MODE_0	0x00000000	/* set output to 0 */
-#define INT_OUT_MODE_1	0x00040000	/* set output to 1 */
-#define INT_OUT_MODE_1PULSE 0x00050000	/* send 1 pulse */
-#define INT_OUT_MODE_PULSES 0x00060000	/* send 1 pulse every interval */
-#define INT_OUT_MODE_SQW 0x00070000	/* toggle output every interval */
-#define INT_OUT_DIAG	0x40000000	/* diag mode */
-#define INT_OUT_INT_OUT 0x80000000	/* current state of INT_OUT */
-
-/* time constants for INT_OUT */
-#define INT_OUT_NS_PER_TICK (30 * 260)	/* 30 ns PCI clock, divisor=260 */
-#define INT_OUT_TICKS_PER_PULSE 3	/* outgoing pulse lasts 3 ticks */
-#define INT_OUT_US_TO_COUNT(x)		/* convert uS to a count value */ \
-	(((x) * 10 + INT_OUT_NS_PER_TICK / 200) *	\
-	 100 / INT_OUT_NS_PER_TICK - 1)
-#define INT_OUT_COUNT_TO_US(x)		/* convert count value to uS */ \
-	(((x) + 1) * INT_OUT_NS_PER_TICK / 1000)
-#define INT_OUT_MIN_TICKS 3	/* min period is width of pulse in "ticks" */
-#define INT_OUT_MAX_TICKS INT_OUT_COUNT		/* largest possible count */
-
-/* bitmasks for GPCR */
-#define GPCR_DIR	0x000000ff	/* tristate pin input or output */
-#define GPCR_DIR_PIN(x) (1<<(x))	/* access one of the DIR bits */
-#define GPCR_EDGE	0x000f0000	/* extint edge or level sensitive */
-#define GPCR_EDGE_PIN(x) (1<<((x)+15))	/* access one of the EDGE bits */
-
-/* values for GPCR */
-#define GPCR_INT_OUT_EN 0x00100000	/* enable INT_OUT to pin 0 */
-#define GPCR_MLAN_EN	0x00200000	/* enable MCR to pin 8 */
-#define GPCR_DIR_SERA_XCVR 0x00000080	/* Port A Transceiver select enable */
-#define GPCR_DIR_SERB_XCVR 0x00000040	/* Port B Transceiver select enable */
-#define GPCR_DIR_PHY_RST   0x00000020	/* ethernet PHY reset enable */
-
-/* defs for some of the generic I/O pins */
-#define GPCR_PHY_RESET		0x20	/* pin is output to PHY reset */
-#define GPCR_UARTB_MODESEL	0x40	/* pin is output to port B mode sel */
-#define GPCR_UARTA_MODESEL	0x80	/* pin is output to port A mode sel */
-
-#define GPPR_PHY_RESET_PIN	5	/* GIO pin controlling phy reset */
-#define GPPR_UARTB_MODESEL_PIN	6	/* GIO pin controlling uart b mode select */
-#define GPPR_UARTA_MODESEL_PIN	7	/* GIO pin controlling uart a mode select */
-
-#define EMCR_DUPLEX		0x00000001
-#define EMCR_PROMISC		0x00000002
-#define EMCR_PADEN		0x00000004
-#define EMCR_RXOFF_MASK		0x000001f8
-#define EMCR_RXOFF_SHIFT	3
-#define EMCR_RAMPAR		0x00000200
-#define EMCR_BADPAR		0x00000800
-#define EMCR_BUFSIZ		0x00001000
-#define EMCR_TXDMAEN		0x00002000
-#define EMCR_TXEN		0x00004000
-#define EMCR_RXDMAEN		0x00008000
-#define EMCR_RXEN		0x00010000
-#define EMCR_LOOPBACK		0x00020000
-#define EMCR_ARB_DIAG		0x001c0000
-#define EMCR_ARB_DIAG_IDLE	0x00200000
-#define EMCR_RST		0x80000000
-
-#define EISR_RXTIMERINT		0x00000001
-#define EISR_RXTHRESHINT	0x00000002
-#define EISR_RXOFLO		0x00000004
-#define EISR_RXBUFOFLO		0x00000008
-#define EISR_RXMEMERR		0x00000010
-#define EISR_RXPARERR		0x00000020
-#define EISR_TXEMPTY		0x00010000
-#define EISR_TXRTRY		0x00020000
-#define EISR_TXEXDEF		0x00040000
-#define EISR_TXLCOL		0x00080000
-#define EISR_TXGIANT		0x00100000
-#define EISR_TXBUFUFLO		0x00200000
-#define EISR_TXEXPLICIT		0x00400000
-#define EISR_TXCOLLWRAP		0x00800000
-#define EISR_TXDEFERWRAP	0x01000000
-#define EISR_TXMEMERR		0x02000000
-#define EISR_TXPARERR		0x04000000
-
-#define ERCSR_THRESH_MASK	0x000001ff	/* enet RX threshold */
-#define ERCSR_RX_TMR		0x40000000	/* simulation only */
-#define ERCSR_DIAG_OFLO		0x80000000	/* simulation only */
-
-#define ERBR_ALIGNMENT		4096
-#define ERBR_L_RXRINGBASE_MASK	0xfffff000
-
-#define ERBAR_BARRIER_BIT	0x0100
-#define ERBAR_RXBARR_MASK	0xffff0000
-#define ERBAR_RXBARR_SHIFT	16
-
-#define ERCIR_RXCONSUME_MASK	0x00000fff
-
-#define ERPIR_RXPRODUCE_MASK	0x00000fff
-#define ERPIR_ARM		0x80000000
-
-#define ERTR_CNT_MASK		0x000007ff
-
-#define ETCSR_IPGT_MASK		0x0000007f
-#define ETCSR_IPGR1_MASK	0x00007f00
-#define ETCSR_IPGR1_SHIFT	8
-#define ETCSR_IPGR2_MASK	0x007f0000
-#define ETCSR_IPGR2_SHIFT	16
-#define ETCSR_NOTXCLK		0x80000000
-
-#define ETCDC_COLLCNT_MASK	0x0000ffff
-#define ETCDC_DEFERCNT_MASK	0xffff0000
-#define ETCDC_DEFERCNT_SHIFT	16
-
-#define ETBR_ALIGNMENT		(64*1024)
-#define ETBR_L_RINGSZ_MASK	0x00000001
-#define ETBR_L_RINGSZ128	0
-#define ETBR_L_RINGSZ512	1
-#define ETBR_L_TXRINGBASE_MASK	0xffffc000
-
-#define ETCIR_TXCONSUME_MASK	0x0000ffff
-#define ETCIR_IDLE		0x80000000
-
-#define ETPIR_TXPRODUCE_MASK	0x0000ffff
-
-#define EBIR_TXBUFPROD_MASK	0x0000001f
-#define EBIR_TXBUFCONS_MASK	0x00001f00
-#define EBIR_TXBUFCONS_SHIFT	8
-#define EBIR_RXBUFPROD_MASK	0x007fc000
-#define EBIR_RXBUFPROD_SHIFT	14
-#define EBIR_RXBUFCONS_MASK	0xff800000
-#define EBIR_RXBUFCONS_SHIFT	23
-
-#define MICR_REGADDR_MASK	0x0000001f
-#define MICR_PHYADDR_MASK	0x000003e0
-#define MICR_PHYADDR_SHIFT	5
-#define MICR_READTRIG		0x00000400
-#define MICR_BUSY		0x00000800
-
-#define MIDR_DATA_MASK		0x0000ffff
-
-#define ERXBUF_IPCKSUM_MASK	0x0000ffff
-#define ERXBUF_BYTECNT_MASK	0x07ff0000
-#define ERXBUF_BYTECNT_SHIFT	16
-#define ERXBUF_V		0x80000000
-
-#define ERXBUF_CRCERR		0x00000001	/* aka RSV15 */
-#define ERXBUF_FRAMERR		0x00000002	/* aka RSV14 */
-#define ERXBUF_CODERR		0x00000004	/* aka RSV13 */
-#define ERXBUF_INVPREAMB	0x00000008	/* aka RSV18 */
-#define ERXBUF_LOLEN		0x00007000	/* aka RSV2_0 */
-#define ERXBUF_HILEN		0x03ff0000	/* aka RSV12_3 */
-#define ERXBUF_MULTICAST	0x04000000	/* aka RSV16 */
-#define ERXBUF_BROADCAST	0x08000000	/* aka RSV17 */
-#define ERXBUF_LONGEVENT	0x10000000	/* aka RSV19 */
-#define ERXBUF_BADPKT		0x20000000	/* aka RSV20 */
-#define ERXBUF_GOODPKT		0x40000000	/* aka RSV21 */
-#define ERXBUF_CARRIER		0x80000000	/* aka RSV22 */
-
-#define ETXD_BYTECNT_MASK	0x000007ff	/* total byte count */
-#define ETXD_INTWHENDONE	0x00001000	/* intr when done */
-#define ETXD_D0V		0x00010000	/* data 0 valid */
-#define ETXD_B1V		0x00020000	/* buf 1 valid */
-#define ETXD_B2V		0x00040000	/* buf 2 valid */
-#define ETXD_DOCHECKSUM		0x00080000	/* insert ip cksum */
-#define ETXD_CHKOFF_MASK	0x07f00000	/* cksum byte offset */
-#define ETXD_CHKOFF_SHIFT	20
-
-#define ETXD_D0CNT_MASK		0x0000007f
-#define ETXD_B1CNT_MASK		0x0007ff00
-#define ETXD_B1CNT_SHIFT	8
-#define ETXD_B2CNT_MASK		0x7ff00000
-#define ETXD_B2CNT_SHIFT	20
-
-typedef enum ioc3_subdevs_e {
-    ioc3_subdev_ether,
-    ioc3_subdev_generic,
-    ioc3_subdev_nic,
-    ioc3_subdev_kbms,
-    ioc3_subdev_ttya,
-    ioc3_subdev_ttyb,
-    ioc3_subdev_ecpp,
-    ioc3_subdev_rt,
-    ioc3_nsubdevs
-} ioc3_subdev_t;
-
-/* subdevice disable bits,
- * from the standard INFO_LBL_SUBDEVS
- */
-#define IOC3_SDB_ETHER		(1<<ioc3_subdev_ether)
-#define IOC3_SDB_GENERIC	(1<<ioc3_subdev_generic)
-#define IOC3_SDB_NIC		(1<<ioc3_subdev_nic)
-#define IOC3_SDB_KBMS		(1<<ioc3_subdev_kbms)
-#define IOC3_SDB_TTYA		(1<<ioc3_subdev_ttya)
-#define IOC3_SDB_TTYB		(1<<ioc3_subdev_ttyb)
-#define IOC3_SDB_ECPP		(1<<ioc3_subdev_ecpp)
-#define IOC3_SDB_RT		(1<<ioc3_subdev_rt)
-
-#define IOC3_ALL_SUBDEVS	((1<<ioc3_nsubdevs)-1)
-
-#define IOC3_SDB_SERIAL		(IOC3_SDB_TTYA|IOC3_SDB_TTYB)
-
-#define IOC3_STD_SUBDEVS	IOC3_ALL_SUBDEVS
-
-#define IOC3_INTA_SUBDEVS	IOC3_SDB_ETHER
-#define IOC3_INTB_SUBDEVS	(IOC3_SDB_GENERIC|IOC3_SDB_KBMS|IOC3_SDB_SERIAL|IOC3_SDB_ECPP|IOC3_SDB_RT)
-
-/*
- * PCI Configuration Space Register Address Map, use offset from IOC3 PCI
- * configuration base such that this can be used for multiple IOC3s
- */
-#define IOC3_PCI_ID		0x0	/* ID */
-
-#define IOC3_VENDOR_ID_NUM	0x10A9
-#define IOC3_DEVICE_ID_NUM	0x0003
-
-#endif /* _ASM_IA64_SN_IOC3_H */

include/asm-ia64/sn/klclock.h

-/*
- * 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) 1996, 2001-2003 Silicon Graphics, Inc. All rights reserved.
- * Copyright (C) 2001 by Ralf Baechle
- */
-#ifndef _ASM_IA64_SN_KLCLOCK_H
-#define _ASM_IA64_SN_KLCLOCK_H
-
-#include <asm/sn/ioc3.h>
-#include <asm/sn/ioc4.h>
-
-#define RTC_BASE_ADDR		(unsigned char *)(nvram_base)
-
-/* Defines for the SGS-Thomson M48T35 clock */
-#define RTC_SGS_WRITE_ENABLE    0x80
-#define RTC_SGS_READ_PROTECT    0x40
-#define RTC_SGS_YEAR_ADDR       (RTC_BASE_ADDR + 0x7fffL)
-#define RTC_SGS_MONTH_ADDR      (RTC_BASE_ADDR + 0x7ffeL)
-#define RTC_SGS_DATE_ADDR       (RTC_BASE_ADDR + 0x7ffdL)
-#define RTC_SGS_DAY_ADDR        (RTC_BASE_ADDR + 0x7ffcL)
-#define RTC_SGS_HOUR_ADDR       (RTC_BASE_ADDR + 0x7ffbL)
-#define RTC_SGS_MIN_ADDR        (RTC_BASE_ADDR + 0x7ffaL)
-#define RTC_SGS_SEC_ADDR        (RTC_BASE_ADDR + 0x7ff9L)
-#define RTC_SGS_CONTROL_ADDR    (RTC_BASE_ADDR + 0x7ff8L)
-
-/* Defines for the Dallas DS1386 */
-#define RTC_DAL_UPDATE_ENABLE   0x80
-#define RTC_DAL_UPDATE_DISABLE  0x00
-#define RTC_DAL_YEAR_ADDR       (RTC_BASE_ADDR + 0xaL)
-#define RTC_DAL_MONTH_ADDR      (RTC_BASE_ADDR + 0x9L)
-#define RTC_DAL_DATE_ADDR       (RTC_BASE_ADDR + 0x8L)
-#define RTC_DAL_DAY_ADDR        (RTC_BASE_ADDR + 0x6L)
-#define RTC_DAL_HOUR_ADDR       (RTC_BASE_ADDR + 0x4L)
-#define RTC_DAL_MIN_ADDR        (RTC_BASE_ADDR + 0x2L)
-#define RTC_DAL_SEC_ADDR        (RTC_BASE_ADDR + 0x1L)
-#define RTC_DAL_CONTROL_ADDR    (RTC_BASE_ADDR + 0xbL)
-#define RTC_DAL_USER_ADDR       (RTC_BASE_ADDR + 0xeL)
-
-/* Defines for the Dallas DS1742 */
-#define RTC_DS1742_WRITE_ENABLE    0x80
-#define RTC_DS1742_READ_ENABLE     0x40
-#define RTC_DS1742_UPDATE_DISABLE  0x00
-#define RTC_DS1742_YEAR_ADDR       (RTC_BASE_ADDR + 0x7ffL)
-#define RTC_DS1742_MONTH_ADDR      (RTC_BASE_ADDR + 0x7feL)
-#define RTC_DS1742_DATE_ADDR       (RTC_BASE_ADDR + 0x7fdL)
-#define RTC_DS1742_DAY_ADDR        (RTC_BASE_ADDR + 0x7fcL)
-#define RTC_DS1742_HOUR_ADDR       (RTC_BASE_ADDR + 0x7fbL)
-#define RTC_DS1742_MIN_ADDR        (RTC_BASE_ADDR + 0x7faL)
-#define RTC_DS1742_SEC_ADDR        (RTC_BASE_ADDR + 0x7f9L)
-#define RTC_DS1742_CONTROL_ADDR    (RTC_BASE_ADDR + 0x7f8L)
-#define RTC_DS1742_USER_ADDR       (RTC_BASE_ADDR + 0x0L)
-
-#define BCD_TO_INT(x) (((x>>4) * 10) + (x & 0xf))
-#define INT_TO_BCD(x) (((x / 10)<<4) + (x % 10))
-
-#define YRREF	1970 
-
-#endif /* _ASM_IA64_SN_KLCLOCK_H  */

include/asm-ia64/sn/nodepda.h

@@ -87,7 +87,7 @@ struct irqpda_s {
 	char irq_flags[NR_IRQS];
 	struct pci_dev *device_dev[NR_IRQS];
 	char share_count[NR_IRQS];
-	struct pci_dev *current;
+	struct pci_dev *curr;
 };
 
 typedef struct irqpda_s irqpda_t;

include/asm-ia64/sn/pci/pciio.h

@@ -695,5 +695,39 @@ extern int		pciio_info_type1_get(pciio_info_t);
 extern int              pciio_error_handler(vertex_hdl_t, int, ioerror_mode_t, ioerror_t *);
 extern int		pciio_dma_enabled(vertex_hdl_t);
 
+/**
+ * sn_pci_set_vchan - Set the requested Virtual Channel bits into the mapped DMA
+ *                    address.
+ * @pci_dev: pci device pointer
+ * @addr: mapped dma address
+ * @vchan: Virtual Channel to use 0 or 1.
+ *
+ * Set the Virtual Channel bit in the mapped dma address.
+ */
+
+static inline int
+sn_pci_set_vchan(struct pci_dev *pci_dev,
+		 dma_addr_t *addr,
+		 int vchan)
+{
+	if (vchan > 1) {
+		return -1;
+	}
+
+	if (!(*addr >> 32))     /* Using a mask here would be cleaner */
+		return 0;       /* but this generates better code */
+
+	if (vchan == 1) {
+		/* Set Bit 57 */
+		*addr |= (1UL << 57);
+	}
+	else {
+		/* Clear Bit 57 */
+		*addr &= ~(1UL << 57);
+	}
+
+	return 0;
+}
+
 #endif				/* C or C++ */
 #endif				/* _ASM_SN_PCI_PCIIO_H */

include/asm-ia64/sn/sn2/intr.h

@@ -17,10 +17,11 @@
 #define SGI_II_ERROR			(0x31)
 #define SGI_XBOW_ERROR			(0x32)
 #define SGI_PCIBR_ERROR			(0x33)
+#define SGI_ACPI_SCI_INT		(0x34)
 #define SGI_XPC_NOTIFY			(0xe7)
 
 #define IA64_SN2_FIRST_DEVICE_VECTOR	(0x34)
-#define IA64_SN2_LAST_DEVICE_VECTOR	(0xe6)
+#define IA64_SN2_LAST_DEVICE_VECTOR	(0xe7)
 
 #define SN2_IRQ_RESERVED        (0x1)
 #define SN2_IRQ_CONNECTED       (0x2)

include/asm-ia64/spinlock.h

@@ -24,6 +24,7 @@ typedef struct {
 #define SPIN_LOCK_UNLOCKED			(spinlock_t) { 0 }
 #define spin_lock_init(x)			((x)->lock = 0)
 
+#ifdef ASM_SUPPORTED
 /*
  * Try to get the lock.  If we fail to get the lock, make a non-standard call to
  * ia64_spinlock_contention().  We do not use a normal call because that would force all
@@ -85,6 +86,21 @@ _raw_spin_lock (spinlock_t *lock)
 # endif /* CONFIG_MCKINLEY */
 #endif
 }
+#else /* !ASM_SUPPORTED */
+# define _raw_spin_lock(x)								\
+do {											\
+	__u32 *ia64_spinlock_ptr = (__u32 *) (x);					\
+	__u64 ia64_spinlock_val;							\
+	ia64_spinlock_val = ia64_cmpxchg4_acq(ia64_spinlock_ptr, 1, 0);			\
+	if (unlikely(ia64_spinlock_val)) {						\
+		do {									\
+			while (*ia64_spinlock_ptr)					\
+				ia64_barrier();						\
+			ia64_spinlock_val = ia64_cmpxchg4_acq(ia64_spinlock_ptr, 1, 0);	\
+		} while (ia64_spinlock_val);						\
+	}										\
+} while (0)
+#endif /* !ASM_SUPPORTED */
 
 #define spin_is_locked(x)	((x)->lock != 0)
 #define _raw_spin_unlock(x)	do { barrier(); ((spinlock_t *) x)->lock = 0; } while (0)
@@ -117,22 +133,19 @@ do {								\
 	ia64_fetchadd(-1, (int *) __read_lock_ptr, rel);	\
 } while (0)
 
+#ifdef ASM_SUPPORTED
 #define _raw_write_lock(rw)							\
 do {										\
  	__asm__ __volatile__ (							\
 		"mov ar.ccv = r0\n"						\
-		"dep r29 = -1, r0, 31, 1\n"					\
-		";;\n"								\
+		"dep r29 = -1, r0, 31, 1;;\n"					\
 		"1:\n"								\
-		"ld4 r2 = [%0]\n"						\
-		";;\n"								\
+		"ld4 r2 = [%0];;\n"						\
 		"cmp4.eq p0,p7 = r0,r2\n"					\
 		"(p7) br.cond.spnt.few 1b \n"					\
-		"cmpxchg4.acq r2 = [%0], r29, ar.ccv\n"				\
-		";;\n"								\
+		"cmpxchg4.acq r2 = [%0], r29, ar.ccv;;\n"			\
 		"cmp4.eq p0,p7 = r0, r2\n"					\
-		"(p7) br.cond.spnt.few 1b\n"					\
-		";;\n"								\
+		"(p7) br.cond.spnt.few 1b;;\n"					\
 		:: "r"(rw) : "ar.ccv", "p7", "r2", "r29", "memory");		\
 } while(0)
 
@@ -142,13 +155,35 @@ do {										\
 										\
 	__asm__ __volatile__ (							\
 		"mov ar.ccv = r0\n"						\
-		"dep r29 = -1, r0, 31, 1\n"					\
-		";;\n"								\
+		"dep r29 = -1, r0, 31, 1;;\n"					\
 		"cmpxchg4.acq %0 = [%1], r29, ar.ccv\n"				\
 		: "=r"(result) : "r"(rw) : "ar.ccv", "r29", "memory");		\
 	(result == 0);								\
 })
 
+#else /* !ASM_SUPPORTED */
+
+#define _raw_write_lock(l)								\
+({											\
+	__u64 ia64_val, ia64_set_val = ia64_dep_mi(-1, 0, 31, 1);			\
+	__u32 ia64_write_lock_ptr = (__u32 *) (l);					\
+	do {										\
+		while (*ia64_write_lock_ptr)						\
+			ia64_barrier();							\
+		ia64_val = ia64_cmpxchg4_acq(ia64_write_lock_ptr, ia64_set_val, 0);	\
+	} while (ia64_val);								\
+})
+
+#define _raw_write_trylock(rw)						\
+({									\
+	__u64 ia64_val;							\
+	__u64 ia64_set_val = ia64_dep_mi(-1, 0, 31,1);			\
+	ia64_val = ia64_cmpxchg4_acq((__u32 *)(rw), ia64_set_val, 0);	\
+	(ia64_val == 0);						\
+})
+
+#endif /* !ASM_SUPPORTED */
+
 #define _raw_write_unlock(x)								\
 ({											\
 	smp_mb__before_clear_bit();	/* need barrier before releasing lock... */	\

include/asm-ia64/uaccess.h

@@ -33,6 +33,7 @@
 #include <linux/errno.h>
 #include <linux/sched.h>
 
+#include <asm/intrinsics.h>
 #include <asm/pgtable.h>
 
 /*
@@ -86,6 +87,8 @@ verify_area (int type, const void *addr, unsigned long size)
 #define __put_user(x,ptr)	__put_user_nocheck((__typeof__(*(ptr)))(x),(ptr),sizeof(*(ptr)))
 #define __get_user(x,ptr)	__get_user_nocheck((x),(ptr),sizeof(*(ptr)))
 
+#ifdef ASM_SUPPORTED
+
 extern void __get_user_unknown (void);
 
 #define __get_user_nocheck(x,ptr,size)		\
@@ -217,6 +220,90 @@ extern void __put_user_unknown (void);
 		"[1:]"									\
 		: "=r"(__pu_err) : "m"(__m(addr)), "rO"(x), "0"(__pu_err))
 
+#else /* !ASM_SUPPORTED */
+
+#define RELOC_TYPE	2	/* ip-rel */
+
+#define __put_user_xx(val, addr, size, err)							\
+	__st_user("__ex_table", (unsigned long) addr, size, RELOC_TYPE, (unsigned long) (val));	\
+	(err) = ia64_getreg(_IA64_REG_R8);
+
+#define __get_user_xx(val, addr, size, err)					\
+	__ld_user("__ex_table", (unsigned long) addr, size, RELOC_TYPE);	\
+	(err) = ia64_getreg(_IA64_REG_R8);					\
+	(val) = ia64_getreg(_IA64_REG_R9);
+
+extern void __get_user_unknown (void);
+
+#define __get_user_nocheck(x, ptr, size)				\
+({									\
+	register long __gu_err = 0;					\
+	register long __gu_val = 0;					\
+	const __typeof__(*(ptr)) *__gu_addr = (ptr);			\
+	switch (size) {							\
+	      case 1: case 2: case 4: case 8:				\
+		__get_user_xx(__gu_val, __gu_addr, size, __gu_err);	\
+		break;							\
+	      default:							\
+		__get_user_unknown();					\
+		break;							\
+        }								\
+        (x) = (__typeof__(*(ptr))) __gu_val;				\
+        __gu_err;							\
+})
+
+#define __get_user_check(x,ptr,size,segment)					\
+({										\
+	register long __gu_err = -EFAULT;					\
+	register long __gu_val  = 0;						\
+	const __typeof__(*(ptr)) *__gu_addr = (ptr);				\
+	if (__access_ok((long) __gu_addr, size, segment)) {			\
+		switch (size) {							\
+		      case 1: case 2: case 4: case 8:				\
+			__get_user_xx(__gu_val, __gu_addr, size, __gu_err);	\
+			break;							\
+		      default:							\
+			__get_user_unknown(); break;				\
+		}								\
+	}									\
+	(x) = (__typeof__(*(ptr))) __gu_val;					\
+	__gu_err;								\
+})
+
+extern void __put_user_unknown (void);
+
+#define __put_user_nocheck(x, ptr, size)			\
+({								\
+	int __pu_err = 0;					\
+	__typeof__(*(ptr)) *__pu_addr = (ptr);			\
+	switch (size) {						\
+	      case 1: case 2: case 4: case 8:			\
+	  	__put_user_xx(x, __pu_addr, size, __pu_err);	\
+		break;						\
+	      default:						\
+	  	__put_user_unknown(); break;			\
+	}							\
+	__pu_err;						\
+})
+
+#define __put_user_check(x,ptr,size,segment)				\
+({									\
+	register long __pu_err = -EFAULT;				\
+	__typeof__(*(ptr)) *__pu_addr = (ptr);				\
+	if (__access_ok((long)__pu_addr,size,segment)) {		\
+		switch (size) {						\
+		      case 1: case 2: case 4: case 8:			\
+			__put_user_xx(x,__pu_addr, size, __pu_err);	\
+			break;						\
+		      default:						\
+			__put_user_unknown(); break;			\
+		}							\
+	}								\
+	__pu_err;							\
+})
+
+#endif /* !ASM_SUPPORTED */
+
 /*
  * Complex access routines
  */

include/asm-ia64/unistd.h

@@ -248,7 +248,6 @@
 #define __NR_sys_clock_nanosleep	1256
 #define __NR_sys_fstatfs64		1257
 #define __NR_sys_statfs64		1258
-#define __NR_fadvises64_64		1259
 
 #ifdef __KERNEL__