#include <linux/console.h>
#include <linux/spinlock.h>
#include <linux/root_dev.h>
+#include <linux/cpu.h>
-#include <asm/segment.h>
#include <asm/system.h>
#include <asm/io.h>
#include <asm/processor.h>
struct pt_regs fake_swapper_regs;
-extern void paging_init(void);
-
void __init setup_arch(char **cmdline_p)
{
int i;
if (!root_flags)
root_mountflags &= ~MS_RDONLY;
ROOT_DEV = old_decode_dev(root_dev);
-#ifdef CONFIG_BLK_DEV_INITRD
+#ifdef CONFIG_BLK_DEV_RAM
rd_image_start = ram_flags & RAMDISK_IMAGE_START_MASK;
rd_prompt = ((ram_flags & RAMDISK_PROMPT_FLAG) != 0);
rd_doload = ((ram_flags & RAMDISK_LOAD_FLAG) != 0);
init_mm.context = (unsigned long) NO_CONTEXT;
init_task.thread.kregs = &fake_swapper_regs;
+ smp_setup_cpu_possible_map();
+
paging_init();
}
extern char *sparc_cpu_type;
extern char *sparc_fpu_type;
+static int ncpus_probed;
+
static int show_cpuinfo(struct seq_file *m, void *__unused)
{
seq_printf(m,
romvec->pv_printrev >> 16,
romvec->pv_printrev & 0xffff,
&cputypval,
- num_possible_cpus(),
+ ncpus_probed,
num_online_cpus()
#ifndef CONFIG_SMP
, cpu_data(0).udelay_val/(500000/HZ),
int serial_console = -1;
int stop_a_enabled = 1;
+
+static int __init topology_init(void)
+{
+ int i, ncpus, err;
+
+ /* Count the number of physically present processors in
+ * the machine, even on uniprocessor, so that /proc/cpuinfo
+ * output is consistent with 2.4.x
+ */
+ ncpus = 0;
+ while (!cpu_find_by_instance(ncpus, NULL, NULL))
+ ncpus++;
+ ncpus_probed = ncpus;
+
+ err = 0;
+ for_each_online_cpu(i) {
+ struct cpu *p = kzalloc(sizeof(*p), GFP_KERNEL);
+ if (!p)
+ err = -ENOMEM;
+ else
+ register_cpu(p, i);
+ }
+
+ return err;
+}
+
+subsys_initcall(topology_init);