11 files changed, 79 insertions, 43 deletions

diff --git a/arch/ia64/kernel/acpi.c b/arch/ia64/kernel/acpi.c
index 103dd8edda71..c6ede8780ded 100644
--- a/arch/ia64/kernel/acpi.c
+++ b/arch/ia64/kernel/acpi.c
@@ -67,6 +67,8 @@ EXPORT_SYMBOL(pm_power_off);
 unsigned int acpi_cpei_override;
 unsigned int acpi_cpei_phys_cpuid;
 
+unsigned long acpi_wakeup_address = 0;
+
 const char __init *
 acpi_get_sysname(void)
 {
@@ -986,4 +988,21 @@ int acpi_unregister_ioapic(acpi_handle handle, u32 gsi_base)
 
 EXPORT_SYMBOL(acpi_unregister_ioapic);
 
+/*
+ * acpi_save_state_mem() - save kernel state
+ *
+ * TBD when when IA64 starts to support suspend...
+ */
+int acpi_save_state_mem(void) { return 0; } 
+
+/*
+ * acpi_restore_state()
+ */
+void acpi_restore_state_mem(void) {}
+
+/*
+ * do_suspend_lowlevel()
+ */
+void do_suspend_lowlevel(void) {}
+
 #endif                          /* CONFIG_ACPI */
diff --git a/arch/ia64/kernel/cyclone.c b/arch/ia64/kernel/cyclone.c
index 2fd96d9062a1..790ef0d87e12 100644
--- a/arch/ia64/kernel/cyclone.c
+++ b/arch/ia64/kernel/cyclone.c
@@ -38,11 +38,11 @@ static struct clocksource clocksource_cyclone = {
 
 int __init init_cyclone_clock(void)
 {
-        u64* reg;
+        u64 __iomem *reg;
         u64 base;       /* saved cyclone base address */
         u64 offset;     /* offset from pageaddr to cyclone_timer register */
         int i;
-        u32* volatile cyclone_timer;    /* Cyclone MPMC0 register */
+        u32 __iomem *cyclone_timer;     /* Cyclone MPMC0 register */
 
         if (!use_cyclone)
                 return 0;
@@ -51,7 +51,7 @@ int __init init_cyclone_clock(void)
 
         /* find base address */
         offset = (CYCLONE_CBAR_ADDR);
-        reg = (u64*)ioremap_nocache(offset, sizeof(u64));
+        reg = ioremap_nocache(offset, sizeof(u64));
         if(!reg){
                 printk(KERN_ERR "Summit chipset: Could not find valid CBAR"
                                 " register.\n");
@@ -69,7 +69,7 @@ int __init init_cyclone_clock(void)
 
         /* setup PMCC */
         offset = (base + CYCLONE_PMCC_OFFSET);
-        reg = (u64*)ioremap_nocache(offset, sizeof(u64));
+        reg = ioremap_nocache(offset, sizeof(u64));
         if(!reg){
                 printk(KERN_ERR "Summit chipset: Could not find valid PMCC"
                                 " register.\n");
@@ -81,7 +81,7 @@ int __init init_cyclone_clock(void)
 
         /* setup MPCS */
         offset = (base + CYCLONE_MPCS_OFFSET);
-        reg = (u64*)ioremap_nocache(offset, sizeof(u64));
+        reg = ioremap_nocache(offset, sizeof(u64));
         if(!reg){
                 printk(KERN_ERR "Summit chipset: Could not find valid MPCS"
                                 " register.\n");
@@ -93,7 +93,7 @@ int __init init_cyclone_clock(void)
 
         /* map in cyclone_timer */
         offset = (base + CYCLONE_MPMC_OFFSET);
-        cyclone_timer = (u32*)ioremap_nocache(offset, sizeof(u32));
+        cyclone_timer = ioremap_nocache(offset, sizeof(u32));
         if(!cyclone_timer){
                 printk(KERN_ERR "Summit chipset: Could not find valid MPMC"
                                 " register.\n");
@@ -110,7 +110,7 @@ int __init init_cyclone_clock(void)
                         printk(KERN_ERR "Summit chipset: Counter not counting!"
                                         " DISABLED\n");
                         iounmap(cyclone_timer);
-                        cyclone_timer = 0;
+                        cyclone_timer = NULL;
                         use_cyclone = 0;
                         return -ENODEV;
                 }
diff --git a/arch/ia64/kernel/head.S b/arch/ia64/kernel/head.S
index 44d540efa6d1..4e5e27540e27 100644
--- a/arch/ia64/kernel/head.S
+++ b/arch/ia64/kernel/head.S
@@ -178,7 +178,7 @@ swapper_pg_dir:
 halt_msg:
         stringz "Halting kernel\n"
 
-        .text
+        .section .text.head,"ax"
 
         .global start_ap
 
@@ -392,6 +392,8 @@ self:	hint @pause
         br.sptk.many self               // endless loop
 END(_start)
 
+        .text
+
 GLOBAL_ENTRY(ia64_save_debug_regs)
         alloc r16=ar.pfs,1,0,0,0
         mov r20=ar.lc                   // preserve ar.lc
diff --git a/arch/ia64/kernel/irq_ia64.c b/arch/ia64/kernel/irq_ia64.c
index 91797c111162..fcb77338cc09 100644
--- a/arch/ia64/kernel/irq_ia64.c
+++ b/arch/ia64/kernel/irq_ia64.c
@@ -85,8 +85,8 @@ DEFINE_PER_CPU(int[IA64_NUM_VECTORS], vector_irq) = {
         [0 ... IA64_NUM_VECTORS - 1] = IA64_SPURIOUS_INT_VECTOR
 };
 
-static cpumask_t vector_table[IA64_MAX_DEVICE_VECTORS] = {
-        [0 ... IA64_MAX_DEVICE_VECTORS - 1] = CPU_MASK_NONE
+static cpumask_t vector_table[IA64_NUM_VECTORS] = {
+        [0 ... IA64_NUM_VECTORS - 1] = CPU_MASK_NONE
 };
 
 static int irq_status[NR_IRQS] = {
@@ -123,17 +123,18 @@ static inline int find_unassigned_irq(void)
 static inline int find_unassigned_vector(cpumask_t domain)
 {
         cpumask_t mask;
-        int pos;
+        int pos, vector;
 
         cpus_and(mask, domain, cpu_online_map);
         if (cpus_empty(mask))
                 return -EINVAL;
 
         for (pos = 0; pos < IA64_NUM_DEVICE_VECTORS; pos++) {
-                cpus_and(mask, domain, vector_table[pos]);
+                vector = IA64_FIRST_DEVICE_VECTOR + pos;
+                cpus_and(mask, domain, vector_table[vector]);
                 if (!cpus_empty(mask))
                         continue;
-                return IA64_FIRST_DEVICE_VECTOR + pos;
+                return vector;
         }
         return -ENOSPC;
 }
@@ -141,7 +142,7 @@ static inline int find_unassigned_vector(cpumask_t domain)
 static int __bind_irq_vector(int irq, int vector, cpumask_t domain)
 {
         cpumask_t mask;
-        int cpu, pos;
+        int cpu;
         struct irq_cfg *cfg = &irq_cfg[irq];
 
         cpus_and(mask, domain, cpu_online_map);
@@ -156,8 +157,7 @@ static int __bind_irq_vector(int irq, int vector, cpumask_t domain)
         cfg->vector = vector;
         cfg->domain = domain;
         irq_status[irq] = IRQ_USED;
-        pos = vector - IA64_FIRST_DEVICE_VECTOR;
-        cpus_or(vector_table[pos], vector_table[pos], domain);
+        cpus_or(vector_table[vector], vector_table[vector], domain);
         return 0;
 }
 
@@ -174,7 +174,7 @@ int bind_irq_vector(int irq, int vector, cpumask_t domain)
 
 static void __clear_irq_vector(int irq)
 {
-        int vector, cpu, pos;
+        int vector, cpu;
         cpumask_t mask;
         cpumask_t domain;
         struct irq_cfg *cfg = &irq_cfg[irq];
@@ -189,8 +189,7 @@ static void __clear_irq_vector(int irq)
         cfg->vector = IRQ_VECTOR_UNASSIGNED;
         cfg->domain = CPU_MASK_NONE;
         irq_status[irq] = IRQ_UNUSED;
-        pos = vector - IA64_FIRST_DEVICE_VECTOR;
-        cpus_andnot(vector_table[pos], vector_table[pos], domain);
+        cpus_andnot(vector_table[vector], vector_table[vector], domain);
 }
 
 static void clear_irq_vector(int irq)
@@ -212,9 +211,6 @@ assign_irq_vector (int irq)
         vector = -ENOSPC;
 
         spin_lock_irqsave(&vector_lock, flags);
-        if (irq < 0) {
-                goto out;
-        }
         for_each_online_cpu(cpu) {
                 domain = vector_allocation_domain(cpu);
                 vector = find_unassigned_vector(domain);
@@ -223,6 +219,8 @@ assign_irq_vector (int irq)
         }
         if (vector < 0)
                 goto out;
+        if (irq == AUTO_ASSIGN)
+                irq = vector;
         BUG_ON(__bind_irq_vector(irq, vector, domain));
  out:
         spin_unlock_irqrestore(&vector_lock, flags);
diff --git a/arch/ia64/kernel/machvec.c b/arch/ia64/kernel/machvec.c
index 13df337508e7..7ccb228ceedc 100644
--- a/arch/ia64/kernel/machvec.c
+++ b/arch/ia64/kernel/machvec.c
@@ -13,14 +13,6 @@
 struct ia64_machine_vector ia64_mv;
 EXPORT_SYMBOL(ia64_mv);
 
-static __initdata const char *mvec_name;
-static __init int setup_mvec(char *s)
-{
-        mvec_name = s;
-        return 0;
-}
-early_param("machvec", setup_mvec);
-
 static struct ia64_machine_vector * __init
 lookup_machvec (const char *name)
 {
@@ -41,7 +33,7 @@ machvec_init (const char *name)
         struct ia64_machine_vector *mv;
 
         if (!name)
-                name = mvec_name ? mvec_name : acpi_get_sysname();
+                name = acpi_get_sysname();
         mv = lookup_machvec(name);
         if (!mv)
                 panic("generic kernel failed to find machine vector for"
@@ -51,6 +43,23 @@ machvec_init (const char *name)
         printk(KERN_INFO "booting generic kernel on platform %s\n", name);
 }
 
+void __init
+machvec_init_from_cmdline(const char *cmdline)
+{
+        char str[64];
+        const char *start;
+        char *end;
+
+        if (! (start = strstr(cmdline, "machvec=")) )
+                return machvec_init(NULL);
+
+        strlcpy(str, start + strlen("machvec="), sizeof(str));
+        if ( (end = strchr(str, ' ')) )
+                *end = '\0';
+
+        return machvec_init(str);
+}
+
 #endif /* CONFIG_IA64_GENERIC */
 
 void
diff --git a/arch/ia64/kernel/process.c b/arch/ia64/kernel/process.c
index fa40cba43350..4158906c45aa 100644
--- a/arch/ia64/kernel/process.c
+++ b/arch/ia64/kernel/process.c
@@ -499,7 +499,8 @@ copy_thread (int nr, unsigned long clone_flags,
 
                 /* Copy partially mapped page list */
                 if (!retval)
-                        retval = ia32_copy_partial_page_list(p, clone_flags);
+                        retval = ia32_copy_ia64_partial_page_list(p,
+                                                                clone_flags);
         }
 #endif
 
@@ -728,7 +729,7 @@ flush_thread (void)
         ia64_drop_fpu(current);
 #ifdef CONFIG_IA32_SUPPORT
         if (IS_IA32_PROCESS(task_pt_regs(current))) {
-                ia32_drop_partial_page_list(current);
+                ia32_drop_ia64_partial_page_list(current);
                 current->thread.task_size = IA32_PAGE_OFFSET;
                 set_fs(USER_DS);
         }
@@ -754,7 +755,7 @@ exit_thread (void)
                 pfm_release_debug_registers(current);
 #endif
         if (IS_IA32_PROCESS(task_pt_regs(current)))
-                ia32_drop_partial_page_list(current);
+                ia32_drop_ia64_partial_page_list(current);
 }
 
 unsigned long
diff --git a/arch/ia64/kernel/setup.c b/arch/ia64/kernel/setup.c
index cf06fe799041..7cecd2964200 100644
--- a/arch/ia64/kernel/setup.c
+++ b/arch/ia64/kernel/setup.c
@@ -491,12 +491,17 @@ setup_arch (char **cmdline_p)
         efi_init();
         io_port_init();
 
-        parse_early_param();
-
 #ifdef CONFIG_IA64_GENERIC
-        machvec_init(NULL);
+        /* machvec needs to be parsed from the command line
+         * before parse_early_param() is called to ensure
+         * that ia64_mv is initialised before any command line
+         * settings may cause console setup to occur
+         */
+        machvec_init_from_cmdline(*cmdline_p);
 #endif
 
+        parse_early_param();
+
         if (early_console_setup(*cmdline_p) == 0)
                 mark_bsp_online();
 
diff --git a/arch/ia64/kernel/smp.c b/arch/ia64/kernel/smp.c
index 9f72838db26e..0982882bfb80 100644
--- a/arch/ia64/kernel/smp.c
+++ b/arch/ia64/kernel/smp.c
@@ -468,7 +468,7 @@ smp_send_stop (void)
         send_IPI_allbutself(IPI_CPU_STOP);
 }
 
-int __init
+int
 setup_profiling_timer (unsigned int multiplier)
 {
         return -EINVAL;
diff --git a/arch/ia64/kernel/smpboot.c b/arch/ia64/kernel/smpboot.c
index 9f5c90b594b9..62209dcf06d3 100644
--- a/arch/ia64/kernel/smpboot.c
+++ b/arch/ia64/kernel/smpboot.c
@@ -487,7 +487,7 @@ struct create_idle {
         int cpu;
 };
 
-void
+void __cpuinit
 do_fork_idle(struct work_struct *work)
 {
         struct create_idle *c_idle =
@@ -497,7 +497,7 @@ do_fork_idle(struct work_struct *work)
         complete(&c_idle->done);
 }
 
-static int __devinit
+static int __cpuinit
 do_boot_cpu (int sapicid, int cpu)
 {
         int timeout;
@@ -808,7 +808,7 @@ set_cpu_sibling_map(int cpu)
         }
 }
 
-int __devinit
+int __cpuinit
 __cpu_up (unsigned int cpu)
 {
         int ret;
diff --git a/arch/ia64/kernel/time.c b/arch/ia64/kernel/time.c
index 627785c48ea9..6c0e9e2e1b82 100644
--- a/arch/ia64/kernel/time.c
+++ b/arch/ia64/kernel/time.c
@@ -52,7 +52,7 @@ static struct clocksource clocksource_itc = {
         .name           = "itc",
         .rating         = 350,
         .read           = itc_get_cycles,
-        .mask           = 0xffffffffffffffff,
+        .mask           = CLOCKSOURCE_MASK(64),
         .mult           = 0, /*to be caluclated*/
         .shift          = 16,
         .flags          = CLOCK_SOURCE_IS_CONTINUOUS,
@@ -255,7 +255,7 @@ ia64_init_itm (void)
         }
 }
 
-static cycle_t itc_get_cycles()
+static cycle_t itc_get_cycles(void)
 {
         u64 lcycle, now, ret;
 
diff --git a/arch/ia64/kernel/vmlinux.lds.S b/arch/ia64/kernel/vmlinux.lds.S
index 860f251d2fc2..83e80677de70 100644
--- a/arch/ia64/kernel/vmlinux.lds.S
+++ b/arch/ia64/kernel/vmlinux.lds.S
@@ -50,6 +50,8 @@ SECTIONS
         KPROBES_TEXT
         *(.gnu.linkonce.t*)
     }
+  .text.head : AT(ADDR(.text.head) - LOAD_OFFSET)
+        { *(.text.head) }
   .text2 : AT(ADDR(.text2) - LOAD_OFFSET)
         { *(.text2) }
 #ifdef CONFIG_SMP