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Diffstat (limited to 'arch/powerpc/platforms/85xx/smp.c')
-rw-r--r--arch/powerpc/platforms/85xx/smp.c12
1 files changed, 7 insertions, 5 deletions
diff --git a/arch/powerpc/platforms/85xx/smp.c b/arch/powerpc/platforms/85xx/smp.c
index 5b9b901f6443..2df4785ffd4e 100644
--- a/arch/powerpc/platforms/85xx/smp.c
+++ b/arch/powerpc/platforms/85xx/smp.c
@@ -48,10 +48,11 @@ smp_85xx_kick_cpu(int nr)
48 const u64 *cpu_rel_addr; 48 const u64 *cpu_rel_addr;
49 __iomem u32 *bptr_vaddr; 49 __iomem u32 *bptr_vaddr;
50 struct device_node *np; 50 struct device_node *np;
51 int n = 0; 51 int n = 0, hw_cpu = get_hard_smp_processor_id(nr);
52 int ioremappable; 52 int ioremappable;
53 53
54 WARN_ON (nr < 0 || nr >= NR_CPUS); 54 WARN_ON(nr < 0 || nr >= NR_CPUS);
55 WARN_ON(hw_cpu < 0 || hw_cpu >= NR_CPUS);
55 56
56 pr_debug("smp_85xx_kick_cpu: kick CPU #%d\n", nr); 57 pr_debug("smp_85xx_kick_cpu: kick CPU #%d\n", nr);
57 58
@@ -79,7 +80,7 @@ smp_85xx_kick_cpu(int nr)
79 80
80 local_irq_save(flags); 81 local_irq_save(flags);
81 82
82 out_be32(bptr_vaddr + BOOT_ENTRY_PIR, nr); 83 out_be32(bptr_vaddr + BOOT_ENTRY_PIR, hw_cpu);
83#ifdef CONFIG_PPC32 84#ifdef CONFIG_PPC32
84 out_be32(bptr_vaddr + BOOT_ENTRY_ADDR_LOWER, __pa(__early_start)); 85 out_be32(bptr_vaddr + BOOT_ENTRY_ADDR_LOWER, __pa(__early_start));
85 86
@@ -88,7 +89,7 @@ smp_85xx_kick_cpu(int nr)
88 (ulong)(bptr_vaddr + SIZE_BOOT_ENTRY)); 89 (ulong)(bptr_vaddr + SIZE_BOOT_ENTRY));
89 90
90 /* Wait a bit for the CPU to ack. */ 91 /* Wait a bit for the CPU to ack. */
91 while ((__secondary_hold_acknowledge != nr) && (++n < 1000)) 92 while ((__secondary_hold_acknowledge != hw_cpu) && (++n < 1000))
92 mdelay(1); 93 mdelay(1);
93#else 94#else
94 smp_generic_kick_cpu(nr); 95 smp_generic_kick_cpu(nr);
@@ -206,7 +207,7 @@ static void mpc85xx_smp_machine_kexec(struct kimage *image)
206 if ( !timeout ) 207 if ( !timeout )
207 printk(KERN_ERR "Unable to bring down secondary cpu(s)"); 208 printk(KERN_ERR "Unable to bring down secondary cpu(s)");
208 209
209 for (i = 0; i < num_cpus; i++) 210 for_each_online_cpu(i)
210 { 211 {
211 if ( i == smp_processor_id() ) continue; 212 if ( i == smp_processor_id() ) continue;
212 mpic_reset_core(i); 213 mpic_reset_core(i);
@@ -243,6 +244,7 @@ void __init mpc85xx_smp_init(void)
243 * If left NULL, .message_pass defaults to 244 * If left NULL, .message_pass defaults to
244 * smp_muxed_ipi_message_pass 245 * smp_muxed_ipi_message_pass
245 */ 246 */
247 smp_85xx_ops.message_pass = NULL;
246 smp_85xx_ops.cause_ipi = doorbell_cause_ipi; 248 smp_85xx_ops.cause_ipi = doorbell_cause_ipi;
247 } 249 }
248 250