/* Used for the invalidate map that's also checked in the spinlock */
static volatile unsigned long smp_invalidate_needed;
-/* Bitmask of currently online CPUs - used by setup.c for
- /proc/cpuinfo, visible externally but still physical */
-cpumask_t cpu_online_map = CPU_MASK_NONE;
-EXPORT_SYMBOL(cpu_online_map);
-
/* Bitmask of CPUs present in the system - exported by i386_syms.c, used
* by scheduler but indexed physically */
cpumask_t phys_cpu_present_map = CPU_MASK_NONE;
static void disable_local_vic_irq(unsigned int irq);
static void before_handle_vic_irq(unsigned int irq);
static void after_handle_vic_irq(unsigned int irq);
-static void set_vic_irq_affinity(unsigned int irq, cpumask_t mask);
+static void set_vic_irq_affinity(unsigned int irq, const struct cpumask *mask);
static void ack_vic_irq(unsigned int irq);
static void vic_enable_cpi(void);
static void do_boot_cpu(__u8 cpuid);
static cpumask_t smp_commenced_mask = CPU_MASK_NONE;
/* This is for the new dynamic CPU boot code */
-cpumask_t cpu_callin_map = CPU_MASK_NONE;
-cpumask_t cpu_callout_map = CPU_MASK_NONE;
-cpumask_t cpu_possible_map = CPU_MASK_NONE;
-EXPORT_SYMBOL(cpu_possible_map);
/* The per processor IRQ masks (these are usually kept in sync) */
static __u16 vic_irq_mask[NR_CPUS] __cacheline_aligned;
printk("VOYAGER SMP: Boot cpu is %d\n", boot_cpu_id);
/* initialize the CPU structures (moved from smp_boot_cpus) */
- for (i = 0; i < NR_CPUS; i++) {
+ for (i = 0; i < nr_cpu_ids; i++)
cpu_irq_affinity[i] = ~0;
- }
cpu_online_map = cpumask_of_cpu(boot_cpu_id);
/* The boot CPU must be extended */
cpus_addr(phys_cpu_present_map)[0] |=
voyager_extended_cmos_read(VOYAGER_PROCESSOR_PRESENT_MASK +
3) << 24;
- cpu_possible_map = phys_cpu_present_map;
+ init_cpu_possible(&phys_cpu_present_map);
printk("VOYAGER SMP: phys_cpu_present_map = 0x%lx\n",
cpus_addr(phys_cpu_present_map)[0]);
/* Here we set up the VIC to enable SMP */
VOYAGER_SUS_IN_CONTROL_PORT);
current_thread_info()->cpu = boot_cpu_id;
- x86_write_percpu(cpu_number, boot_cpu_id);
+ percpu_write(cpu_number, boot_cpu_id);
}
/*
/* init_tasks (in sched.c) is indexed logically */
stack_start.sp = (void *)idle->thread.sp;
- init_gdt(cpu);
per_cpu(current_task, cpu) = idle;
early_gdt_descr.address = (unsigned long)get_cpu_gdt_table(cpu);
irq_ctx_init(cpu);
/* loop over all the extended VIC CPUs and boot them. The
* Quad CPUs must be bootstrapped by their extended VIC cpu */
- for (i = 0; i < NR_CPUS; i++) {
+ for (i = 0; i < nr_cpu_ids; i++) {
if (i == boot_cpu_id || !cpu_isset(i, phys_cpu_present_map))
continue;
do_boot_cpu(i);
* new values until the next timer interrupt in which they do process
* accounting.
*/
- for (i = 0; i < NR_CPUS; ++i)
+ for (i = 0; i < nr_cpu_ids; ++i)
per_cpu(prof_multiplier, i) = multiplier;
return 0;
int i;
/* initialize the per cpu irq mask to all disabled */
- for (i = 0; i < NR_CPUS; i++)
+ for (i = 0; i < nr_cpu_ids; i++)
vic_irq_mask[i] = 0xFFFF;
VIC_SET_GATE(VIC_CPI_LEVEL0, vic_cpi_interrupt);
* change the mask and then do an interrupt enable CPI to re-enable on
* the selected processors */
-void set_vic_irq_affinity(unsigned int irq, cpumask_t mask)
+void set_vic_irq_affinity(unsigned int irq, const struct cpumask *mask)
{
/* Only extended processors handle interrupts */
unsigned long real_mask;
unsigned long irq_mask = 1 << irq;
int cpu;
- real_mask = cpus_addr(mask)[0] & voyager_extended_vic_processors;
+ real_mask = cpus_addr(*mask)[0] & voyager_extended_vic_processors;
- if (cpus_addr(mask)[0] == 0)
+ if (cpus_addr(*mask)[0] == 0)
/* can't have no CPUs to accept the interrupt -- extremely
* bad things will happen */
return;
static void __cpuinit voyager_smp_prepare_boot_cpu(void)
{
- init_gdt(smp_processor_id());
- switch_to_new_gdt();
+ int cpu = smp_processor_id();
+ switch_to_new_gdt(cpu);
- cpu_set(smp_processor_id(), cpu_online_map);
- cpu_set(smp_processor_id(), cpu_callout_map);
- cpu_set(smp_processor_id(), cpu_possible_map);
- cpu_set(smp_processor_id(), cpu_present_map);
+ cpu_online_map = cpumask_of_cpu(smp_processor_id());
+ cpu_callout_map = cpumask_of_cpu(smp_processor_id());
+ cpu_callin_map = CPU_MASK_NONE;
+ cpu_present_map = cpumask_of_cpu(smp_processor_id());
}
static int __cpuinit voyager_cpu_up(unsigned int cpu)
void __init smp_setup_processor_id(void)
{
current_thread_info()->cpu = hard_smp_processor_id();
- x86_write_percpu(cpu_number, hard_smp_processor_id());
}
-static void voyager_send_call_func(cpumask_t callmask)
+static void voyager_send_call_func(const struct cpumask *callmask)
{
- __u32 mask = cpus_addr(callmask)[0] & ~(1 << smp_processor_id());
+ __u32 mask = cpus_addr(*callmask)[0] & ~(1 << smp_processor_id());
send_CPI(mask, VIC_CALL_FUNCTION_CPI);
}