aboutsummaryrefslogtreecommitdiff
path: root/arch/powerpc/platforms/iseries
diff options
context:
space:
mode:
authorLinus Torvalds <torvalds@g5.osdl.org>2006-06-29 11:32:34 -0700
committerLinus Torvalds <torvalds@g5.osdl.org>2006-06-29 11:32:34 -0700
commit3aa590c6b7c89d844f81c2e96f295cf2c6967773 (patch)
tree6f18b295b1ff4cd7fd1880db6f56721599d64439 /arch/powerpc/platforms/iseries
parent4d3ce21fa9d2eaeda113aa2f9c2da80d972bef64 (diff)
parent339d76c54336443f5050b00172beb675f35e3be0 (diff)
Merge git://git.kernel.org/pub/scm/linux/kernel/git/paulus/powerpc
* git://git.kernel.org/pub/scm/linux/kernel/git/paulus/powerpc: (43 commits) [POWERPC] Use little-endian bit from firmware ibm,pa-features property [POWERPC] Make sure smp_processor_id works very early in boot [POWERPC] U4 DART improvements [POWERPC] todc: add support for Time-Of-Day-Clock [POWERPC] Make lparcfg.c work when both iseries and pseries are selected [POWERPC] Fix idr locking in init_new_context [POWERPC] mpc7448hpc2 (taiga) board config file [POWERPC] Add tsi108 pci and platform device data register function [POWERPC] Add general support for mpc7448hpc2 (Taiga) platform [POWERPC] Correct the MAX_CONTEXT definition powerpc: minor cleanups for mpc86xx [POWERPC] Make sure we select CONFIG_NEW_LEDS if ADB_PMU_LED is set [POWERPC] Simplify the code defining the 64-bit CPU features [POWERPC] powerpc: kconfig warning fix [POWERPC] Consolidate some of kernel/misc*.S [POWERPC] Remove unused function call_with_mmu_off [POWERPC] update asm-powerpc/time.h [POWERPC] Clean up it_lp_queue.h [POWERPC] Skip the "copy down" of the kernel if it is already at zero. [POWERPC] Add the use of the firmware soft-reset-nmi to kdump. ...
Diffstat (limited to 'arch/powerpc/platforms/iseries')
-rw-r--r--arch/powerpc/platforms/iseries/dt.c2
-rw-r--r--arch/powerpc/platforms/iseries/htab.c4
-rw-r--r--arch/powerpc/platforms/iseries/lpevents.c55
-rw-r--r--arch/powerpc/platforms/iseries/proc.c1
-rw-r--r--arch/powerpc/platforms/iseries/setup.c19
5 files changed, 33 insertions, 48 deletions
diff --git a/arch/powerpc/platforms/iseries/dt.c b/arch/powerpc/platforms/iseries/dt.c
index d3444aabe76..d194140c1eb 100644
--- a/arch/powerpc/platforms/iseries/dt.c
+++ b/arch/powerpc/platforms/iseries/dt.c
@@ -252,6 +252,7 @@ static void __init dt_model(struct iseries_flat_dt *dt)
{
char buf[16] = "IBM,";
+ /* N.B. lparcfg.c knows about the "IBM," prefixes ... */
/* "IBM," + mfgId[2:3] + systemSerial[1:5] */
strne2a(buf + 4, xItExtVpdPanel.mfgID + 2, 2);
strne2a(buf + 6, xItExtVpdPanel.systemSerial + 1, 5);
@@ -264,6 +265,7 @@ static void __init dt_model(struct iseries_flat_dt *dt)
dt_prop_str(dt, "model", buf);
dt_prop_str(dt, "compatible", "IBM,iSeries");
+ dt_prop_u32(dt, "ibm,partition-no", HvLpConfig_getLpIndex());
}
static void __init dt_do_vdevice(struct iseries_flat_dt *dt,
diff --git a/arch/powerpc/platforms/iseries/htab.c b/arch/powerpc/platforms/iseries/htab.c
index 30bdcf3925d..ed44dfceaa4 100644
--- a/arch/powerpc/platforms/iseries/htab.c
+++ b/arch/powerpc/platforms/iseries/htab.c
@@ -242,13 +242,11 @@ static void iSeries_hpte_invalidate(unsigned long slot, unsigned long va,
local_irq_restore(flags);
}
-void hpte_init_iSeries(void)
+void __init hpte_init_iSeries(void)
{
ppc_md.hpte_invalidate = iSeries_hpte_invalidate;
ppc_md.hpte_updatepp = iSeries_hpte_updatepp;
ppc_md.hpte_updateboltedpp = iSeries_hpte_updateboltedpp;
ppc_md.hpte_insert = iSeries_hpte_insert;
ppc_md.hpte_remove = iSeries_hpte_remove;
-
- htab_finish_init();
}
diff --git a/arch/powerpc/platforms/iseries/lpevents.c b/arch/powerpc/platforms/iseries/lpevents.c
index 8ca7b939635..2a9f81ea27d 100644
--- a/arch/powerpc/platforms/iseries/lpevents.c
+++ b/arch/powerpc/platforms/iseries/lpevents.c
@@ -51,20 +51,21 @@ static unsigned lpEventHandlerPaths[HvLpEvent_Type_NumTypes];
static struct HvLpEvent * get_next_hvlpevent(void)
{
struct HvLpEvent * event;
- event = (struct HvLpEvent *)hvlpevent_queue.xSlicCurEventPtr;
+ event = (struct HvLpEvent *)hvlpevent_queue.hq_current_event;
if (hvlpevent_is_valid(event)) {
/* rmb() needed only for weakly consistent machines (regatta) */
rmb();
/* Set pointer to next potential event */
- hvlpevent_queue.xSlicCurEventPtr += ((event->xSizeMinus1 +
- LpEventAlign) / LpEventAlign) * LpEventAlign;
+ hvlpevent_queue.hq_current_event += ((event->xSizeMinus1 +
+ IT_LP_EVENT_ALIGN) / IT_LP_EVENT_ALIGN) *
+ IT_LP_EVENT_ALIGN;
/* Wrap to beginning if no room at end */
- if (hvlpevent_queue.xSlicCurEventPtr >
- hvlpevent_queue.xSlicLastValidEventPtr) {
- hvlpevent_queue.xSlicCurEventPtr =
- hvlpevent_queue.xSlicEventStackPtr;
+ if (hvlpevent_queue.hq_current_event >
+ hvlpevent_queue.hq_last_event) {
+ hvlpevent_queue.hq_current_event =
+ hvlpevent_queue.hq_event_stack;
}
} else {
event = NULL;
@@ -82,10 +83,10 @@ int hvlpevent_is_pending(void)
if (smp_processor_id() >= spread_lpevents)
return 0;
- next_event = (struct HvLpEvent *)hvlpevent_queue.xSlicCurEventPtr;
+ next_event = (struct HvLpEvent *)hvlpevent_queue.hq_current_event;
return hvlpevent_is_valid(next_event) ||
- hvlpevent_queue.xPlicOverflowIntPending;
+ hvlpevent_queue.hq_overflow_pending;
}
static void hvlpevent_clear_valid(struct HvLpEvent * event)
@@ -95,18 +96,18 @@ static void hvlpevent_clear_valid(struct HvLpEvent * event)
* ie. on 64-byte boundaries.
*/
struct HvLpEvent *tmp;
- unsigned extra = ((event->xSizeMinus1 + LpEventAlign) /
- LpEventAlign) - 1;
+ unsigned extra = ((event->xSizeMinus1 + IT_LP_EVENT_ALIGN) /
+ IT_LP_EVENT_ALIGN) - 1;
switch (extra) {
case 3:
- tmp = (struct HvLpEvent*)((char*)event + 3 * LpEventAlign);
+ tmp = (struct HvLpEvent*)((char*)event + 3 * IT_LP_EVENT_ALIGN);
hvlpevent_invalidate(tmp);
case 2:
- tmp = (struct HvLpEvent*)((char*)event + 2 * LpEventAlign);
+ tmp = (struct HvLpEvent*)((char*)event + 2 * IT_LP_EVENT_ALIGN);
hvlpevent_invalidate(tmp);
case 1:
- tmp = (struct HvLpEvent*)((char*)event + 1 * LpEventAlign);
+ tmp = (struct HvLpEvent*)((char*)event + 1 * IT_LP_EVENT_ALIGN);
hvlpevent_invalidate(tmp);
}
@@ -120,7 +121,7 @@ void process_hvlpevents(struct pt_regs *regs)
struct HvLpEvent * event;
/* If we have recursed, just return */
- if (!spin_trylock(&hvlpevent_queue.lock))
+ if (!spin_trylock(&hvlpevent_queue.hq_lock))
return;
for (;;) {
@@ -148,17 +149,17 @@ void process_hvlpevents(struct pt_regs *regs)
printk(KERN_INFO "Unexpected Lp Event type=%d\n", event->xType );
hvlpevent_clear_valid(event);
- } else if (hvlpevent_queue.xPlicOverflowIntPending)
+ } else if (hvlpevent_queue.hq_overflow_pending)
/*
* No more valid events. If overflow events are
* pending process them
*/
- HvCallEvent_getOverflowLpEvents(hvlpevent_queue.xIndex);
+ HvCallEvent_getOverflowLpEvents(hvlpevent_queue.hq_index);
else
break;
}
- spin_unlock(&hvlpevent_queue.lock);
+ spin_unlock(&hvlpevent_queue.hq_lock);
}
static int set_spread_lpevents(char *str)
@@ -184,20 +185,20 @@ void setup_hvlpevent_queue(void)
{
void *eventStack;
- spin_lock_init(&hvlpevent_queue.lock);
+ spin_lock_init(&hvlpevent_queue.hq_lock);
/* Allocate a page for the Event Stack. */
- eventStack = alloc_bootmem_pages(LpEventStackSize);
- memset(eventStack, 0, LpEventStackSize);
+ eventStack = alloc_bootmem_pages(IT_LP_EVENT_STACK_SIZE);
+ memset(eventStack, 0, IT_LP_EVENT_STACK_SIZE);
/* Invoke the hypervisor to initialize the event stack */
- HvCallEvent_setLpEventStack(0, eventStack, LpEventStackSize);
+ HvCallEvent_setLpEventStack(0, eventStack, IT_LP_EVENT_STACK_SIZE);
- hvlpevent_queue.xSlicEventStackPtr = (char *)eventStack;
- hvlpevent_queue.xSlicCurEventPtr = (char *)eventStack;
- hvlpevent_queue.xSlicLastValidEventPtr = (char *)eventStack +
- (LpEventStackSize - LpEventMaxSize);
- hvlpevent_queue.xIndex = 0;
+ hvlpevent_queue.hq_event_stack = eventStack;
+ hvlpevent_queue.hq_current_event = eventStack;
+ hvlpevent_queue.hq_last_event = (char *)eventStack +
+ (IT_LP_EVENT_STACK_SIZE - IT_LP_EVENT_MAX_SIZE);
+ hvlpevent_queue.hq_index = 0;
}
/* Register a handler for an LpEvent type */
diff --git a/arch/powerpc/platforms/iseries/proc.c b/arch/powerpc/platforms/iseries/proc.c
index e68b6b5fa89..c241413629a 100644
--- a/arch/powerpc/platforms/iseries/proc.c
+++ b/arch/powerpc/platforms/iseries/proc.c
@@ -24,7 +24,6 @@
#include <asm/processor.h>
#include <asm/time.h>
#include <asm/lppaca.h>
-#include <asm/iseries/it_lp_queue.h>
#include <asm/iseries/hv_call_xm.h>
#include "processor_vpd.h"
diff --git a/arch/powerpc/platforms/iseries/setup.c b/arch/powerpc/platforms/iseries/setup.c
index 617c724c459..66c77e4f8ec 100644
--- a/arch/powerpc/platforms/iseries/setup.c
+++ b/arch/powerpc/platforms/iseries/setup.c
@@ -81,8 +81,6 @@ static void iSeries_pci_final_fixup(void) { }
#endif
extern int rd_size; /* Defined in drivers/block/rd.c */
-extern unsigned long embedded_sysmap_start;
-extern unsigned long embedded_sysmap_end;
extern unsigned long iSeries_recal_tb;
extern unsigned long iSeries_recal_titan;
@@ -321,11 +319,6 @@ static void __init iSeries_init_early(void)
iSeries_recal_titan = HvCallXm_loadTod();
/*
- * Initialize the hash table management pointers
- */
- hpte_init_iSeries();
-
- /*
* Initialize the DMA/TCE management
*/
iommu_init_early_iSeries();
@@ -563,16 +556,6 @@ static void __init iSeries_fixup_klimit(void)
if (naca.xRamDisk)
klimit = KERNELBASE + (u64)naca.xRamDisk +
(naca.xRamDiskSize * HW_PAGE_SIZE);
- else {
- /*
- * No ram disk was included - check and see if there
- * was an embedded system map. Change klimit to take
- * into account any embedded system map
- */
- if (embedded_sysmap_end)
- klimit = KERNELBASE + ((embedded_sysmap_end + 4095) &
- 0xfffffffffffff000);
- }
}
static int __init iSeries_src_init(void)
@@ -683,6 +666,8 @@ static int __init iseries_probe(void)
*/
virt_irq_max = 255;
+ hpte_init_iSeries();
+
return 1;
}