X-Git-Url: http://pilppa.org/gitweb/?a=blobdiff_plain;f=arch%2Farm%2Fkernel%2Fsetup.c;h=4de432ec903aecc4bef4b91aab249c9bd0c62edd;hb=d4ef9dd33d0f513777409710fd99e016d46c3a85;hp=03e37af315d76cc702ca0af3b5bfae6da904147e;hpb=5a84d159061d914c8dd4aa372ac6e9529c2be453;p=linux-2.6-omap-h63xx.git

diff --git a/arch/arm/kernel/setup.c b/arch/arm/kernel/setup.c
index 03e37af315d..4de432ec903 100644
--- a/arch/arm/kernel/setup.c
+++ b/arch/arm/kernel/setup.c
@@ -23,6 +23,7 @@
 #include <linux/cpu.h>
 #include <linux/interrupt.h>
 #include <linux/smp.h>
+#include <linux/fs.h>
 
 #include <asm/cpu.h>
 #include <asm/elf.h>
@@ -63,6 +64,8 @@ unsigned int processor_id;
 unsigned int __machine_arch_type;
 EXPORT_SYMBOL(__machine_arch_type);
 
+unsigned int __atags_pointer __initdata;
+
 unsigned int system_rev;
 EXPORT_SYMBOL(system_rev);
 
@@ -780,7 +783,9 @@ void __init setup_arch(char **cmdline_p)
 	if (mdesc->soft_reboot)
 		reboot_setup("s");
 
-	if (mdesc->boot_params)
+	if (__atags_pointer)
+		tags = phys_to_virt(__atags_pointer);
+	else if (mdesc->boot_params)
 		tags = phys_to_virt(mdesc->boot_params);
 
 	/*
@@ -839,8 +844,11 @@ static int __init topology_init(void)
 {
 	int cpu;
 
-	for_each_possible_cpu(cpu)
-		register_cpu(&per_cpu(cpu_data, cpu).cpu, cpu);
+	for_each_possible_cpu(cpu) {
+		struct cpuinfo_arm *cpuinfo = &per_cpu(cpu_data, cpu);
+		cpuinfo->cpu.hotpluggable = 1;
+		register_cpu(&cpuinfo->cpu, cpu);
+	}
 
 	return 0;
 }
@@ -915,7 +923,7 @@ static int c_show(struct seq_file *m, void *v)
 
 	if ((processor_id & 0x0008f000) == 0x00000000) {
 		/* pre-ARM7 */
-		seq_printf(m, "CPU part\t\t: %07x\n", processor_id >> 4);
+		seq_printf(m, "CPU part\t: %07x\n", processor_id >> 4);
 	} else {
 		if ((processor_id & 0x0008f000) == 0x00007000) {
 			/* ARM7 */