diff options
Diffstat (limited to 'arch/powerpc')
| -rw-r--r-- | arch/powerpc/kernel/prom_init.c | 39 | ||||
| -rw-r--r-- | arch/powerpc/mm/slb.c | 8 | ||||
| -rw-r--r-- | arch/powerpc/platforms/pseries/hotplug-cpu.c | 2 | ||||
| -rw-r--r-- | arch/powerpc/platforms/pseries/lpar.c | 1 |
4 files changed, 50 insertions, 0 deletions
diff --git a/arch/powerpc/kernel/prom_init.c b/arch/powerpc/kernel/prom_init.c index 1add6efdb315..5d89a21dd0d6 100644 --- a/arch/powerpc/kernel/prom_init.c +++ b/arch/powerpc/kernel/prom_init.c @@ -2216,6 +2216,45 @@ static void __init fixup_device_tree_efika(void) prom_printf("fixup_device_tree_efika: ", "skipped entry %x - setprop error\n", i); } + + /* Make sure ethernet mdio bus node exists */ + node = call_prom("finddevice", 1, 1, ADDR("/builtin/mdio")); + if (!PHANDLE_VALID(node)) { + prom_printf("Adding Ethernet MDIO node\n"); + call_prom("interpret", 1, 1, + " s\" /builtin\" find-device" + " new-device" + " 1 encode-int s\" #address-cells\" property" + " 0 encode-int s\" #size-cells\" property" + " s\" mdio\" 2dup device-name device-type" + " s\" mpc5200b-fec-phy\" encode-string" + " s\" compatible\" property" + " 0xf0003000 0x400 reg" + " 0x2 encode-int" + " 0x5 encode-int encode+" + " 0x3 encode-int encode+" + " s\" interrupts\" property" + " finish-device"); + }; + + /* Make sure ethernet phy device node exist */ + node = call_prom("finddevice", 1, 1, ADDR("/builtin/mdio/ethernet-phy")); + if (!PHANDLE_VALID(node)) { + prom_printf("Adding Ethernet PHY node\n"); + call_prom("interpret", 1, 1, + " s\" /builtin/mdio\" find-device" + " new-device" + " s\" ethernet-phy\" device-name" + " 0x10 encode-int s\" reg\" property" + " my-self" + " ihandle>phandle" + " finish-device" + " s\" /builtin/ethernet\" find-device" + " encode-int" + " s\" phy-handle\" property" + " device-end"); + } + } #else #define fixup_device_tree_efika() diff --git a/arch/powerpc/mm/slb.c b/arch/powerpc/mm/slb.c index 27922dff8b94..a282bc212e80 100644 --- a/arch/powerpc/mm/slb.c +++ b/arch/powerpc/mm/slb.c @@ -82,6 +82,14 @@ static inline void slb_shadow_clear(unsigned long entry) get_slb_shadow()->save_area[entry].esid = 0; } +void slb_shadow_clear_all(void) +{ + int i; + + for (i = 0; i < SLB_NUM_BOLTED; i++) + slb_shadow_clear(i); +} + static inline void create_shadowed_slbe(unsigned long ea, int ssize, unsigned long flags, unsigned long entry) diff --git a/arch/powerpc/platforms/pseries/hotplug-cpu.c b/arch/powerpc/platforms/pseries/hotplug-cpu.c index fc48b96c81bf..412e6b42986f 100644 --- a/arch/powerpc/platforms/pseries/hotplug-cpu.c +++ b/arch/powerpc/platforms/pseries/hotplug-cpu.c @@ -29,6 +29,7 @@ #include <asm/vdso_datapage.h> #include <asm/pSeries_reconfig.h> #include "xics.h" +#include "plpar_wrappers.h" /* This version can't take the spinlock, because it never returns */ static struct rtas_args rtas_stop_self_args = { @@ -58,6 +59,7 @@ static void pseries_mach_cpu_die(void) local_irq_disable(); idle_task_exit(); xics_teardown_cpu(0); + unregister_slb_shadow(hard_smp_processor_id(), __pa(get_slb_shadow())); rtas_stop_self(); /* Should never get here... */ BUG(); diff --git a/arch/powerpc/platforms/pseries/lpar.c b/arch/powerpc/platforms/pseries/lpar.c index 9a455d46379d..34317aa148a8 100644 --- a/arch/powerpc/platforms/pseries/lpar.c +++ b/arch/powerpc/platforms/pseries/lpar.c @@ -272,6 +272,7 @@ void vpa_init(int cpu) */ addr = __pa(&slb_shadow[cpu]); if (firmware_has_feature(FW_FEATURE_SPLPAR)) { + slb_shadow_clear_all(); ret = register_slb_shadow(hwcpu, addr); if (ret) printk(KERN_ERR |