#include <asm/firmware.h>
#include <asm/hvcall.h>
#include <asm/prom.h>
-#include <asm/paca.h>
-#include <asm/lppaca.h>
#include <asm/machdep.h>
#include <asm/smp.h>
+#ifdef CONFIG_PPC64
+#include <asm/paca.h>
+#include <asm/lppaca.h>
+#endif
+
static DEFINE_PER_CPU(struct cpu, cpu_devices);
static DEFINE_PER_CPU(struct kobject *, cache_toplevel);
-/* SMT stuff */
+/*
+ * SMT snooze delay stuff, 64-bit only for now
+ */
+
+#ifdef CONFIG_PPC64
-#ifdef CONFIG_PPC_MULTIPLATFORM
/* Time in microseconds we delay before sleeping in the idle loop */
DEFINE_PER_CPU(unsigned long, smt_snooze_delay) = { 100 };
}
__setup("smt-snooze-delay=", setup_smt_snooze_delay);
-#endif /* CONFIG_PPC_MULTIPLATFORM */
+#endif /* CONFIG_PPC64 */
/*
* Enabling PMCs will slow partition context switch times so we only do
static DEFINE_PER_CPU(char, pmcs_enabled);
-void ppc64_enable_pmcs(void)
+void ppc_enable_pmcs(void)
{
/* Only need to enable them once */
if (__get_cpu_var(pmcs_enabled))
if (ppc_md.enable_pmcs)
ppc_md.enable_pmcs();
}
-EXPORT_SYMBOL(ppc64_enable_pmcs);
+EXPORT_SYMBOL(ppc_enable_pmcs);
+#if defined(CONFIG_6xx) || defined(CONFIG_PPC64)
/* XXX convert to rusty's on_one_cpu */
static unsigned long run_on_cpu(unsigned long cpu,
unsigned long (*func)(unsigned long),
return ret;
}
+#endif
#define SYSFS_PMCSETUP(NAME, ADDRESS) \
static unsigned long read_##NAME(unsigned long junk) \
} \
static unsigned long write_##NAME(unsigned long val) \
{ \
- ppc64_enable_pmcs(); \
+ ppc_enable_pmcs(); \
mtspr(ADDRESS, val); \
return 0; \
} \
* that are implemented on the current processor
*/
+#if defined(CONFIG_PPC64)
+#define HAS_PPC_PMC_CLASSIC 1
+#define HAS_PPC_PMC_IBM 1
+#define HAS_PPC_PMC_PA6T 1
+#elif defined(CONFIG_6xx)
+#define HAS_PPC_PMC_CLASSIC 1
+#define HAS_PPC_PMC_IBM 1
+#define HAS_PPC_PMC_G4 1
+#endif
+
+
+#ifdef HAS_PPC_PMC_CLASSIC
SYSFS_PMCSETUP(mmcr0, SPRN_MMCR0);
SYSFS_PMCSETUP(mmcr1, SPRN_MMCR1);
-SYSFS_PMCSETUP(mmcra, SPRN_MMCRA);
SYSFS_PMCSETUP(pmc1, SPRN_PMC1);
SYSFS_PMCSETUP(pmc2, SPRN_PMC2);
SYSFS_PMCSETUP(pmc3, SPRN_PMC3);
SYSFS_PMCSETUP(pmc4, SPRN_PMC4);
SYSFS_PMCSETUP(pmc5, SPRN_PMC5);
SYSFS_PMCSETUP(pmc6, SPRN_PMC6);
+
+#ifdef HAS_PPC_PMC_G4
+SYSFS_PMCSETUP(mmcr2, SPRN_MMCR2);
+#endif
+
+#ifdef CONFIG_PPC64
SYSFS_PMCSETUP(pmc7, SPRN_PMC7);
SYSFS_PMCSETUP(pmc8, SPRN_PMC8);
+
+SYSFS_PMCSETUP(mmcra, SPRN_MMCRA);
SYSFS_PMCSETUP(purr, SPRN_PURR);
SYSFS_PMCSETUP(spurr, SPRN_SPURR);
SYSFS_PMCSETUP(dscr, SPRN_DSCR);
+static SYSDEV_ATTR(mmcra, 0600, show_mmcra, store_mmcra);
+static SYSDEV_ATTR(spurr, 0600, show_spurr, NULL);
+static SYSDEV_ATTR(dscr, 0600, show_dscr, store_dscr);
+static SYSDEV_ATTR(purr, 0600, show_purr, store_purr);
+#endif /* CONFIG_PPC64 */
+
+#ifdef HAS_PPC_PMC_PA6T
SYSFS_PMCSETUP(pa6t_pmc0, SPRN_PA6T_PMC0);
SYSFS_PMCSETUP(pa6t_pmc1, SPRN_PA6T_PMC1);
SYSFS_PMCSETUP(pa6t_pmc2, SPRN_PA6T_PMC2);
SYSFS_PMCSETUP(pa6t_pmc3, SPRN_PA6T_PMC3);
SYSFS_PMCSETUP(pa6t_pmc4, SPRN_PA6T_PMC4);
SYSFS_PMCSETUP(pa6t_pmc5, SPRN_PA6T_PMC5);
-
#ifdef CONFIG_DEBUG_KERNEL
SYSFS_PMCSETUP(hid0, SPRN_HID0);
SYSFS_PMCSETUP(hid1, SPRN_HID1);
SYSFS_PMCSETUP(tsr2, SPRN_PA6T_TSR2);
SYSFS_PMCSETUP(tsr3, SPRN_PA6T_TSR3);
#endif /* CONFIG_DEBUG_KERNEL */
+#endif /* HAS_PPC_PMC_PA6T */
-static SYSDEV_ATTR(mmcra, 0600, show_mmcra, store_mmcra);
-static SYSDEV_ATTR(spurr, 0600, show_spurr, NULL);
-static SYSDEV_ATTR(dscr, 0600, show_dscr, store_dscr);
-static SYSDEV_ATTR(purr, 0600, show_purr, store_purr);
-
+#ifdef HAS_PPC_PMC_IBM
static struct sysdev_attribute ibm_common_attrs[] = {
_SYSDEV_ATTR(mmcr0, 0600, show_mmcr0, store_mmcr0),
_SYSDEV_ATTR(mmcr1, 0600, show_mmcr1, store_mmcr1),
};
+#endif /* HAS_PPC_PMC_G4 */
-static struct sysdev_attribute ibm_pmc_attrs[] = {
+#ifdef HAS_PPC_PMC_G4
+static struct sysdev_attribute g4_common_attrs[] = {
+ _SYSDEV_ATTR(mmcr0, 0600, show_mmcr0, store_mmcr0),
+ _SYSDEV_ATTR(mmcr1, 0600, show_mmcr1, store_mmcr1),
+ _SYSDEV_ATTR(mmcr2, 0600, show_mmcr2, store_mmcr2),
+};
+#endif /* HAS_PPC_PMC_G4 */
+
+static struct sysdev_attribute classic_pmc_attrs[] = {
_SYSDEV_ATTR(pmc1, 0600, show_pmc1, store_pmc1),
_SYSDEV_ATTR(pmc2, 0600, show_pmc2, store_pmc2),
_SYSDEV_ATTR(pmc3, 0600, show_pmc3, store_pmc3),
_SYSDEV_ATTR(pmc4, 0600, show_pmc4, store_pmc4),
_SYSDEV_ATTR(pmc5, 0600, show_pmc5, store_pmc5),
_SYSDEV_ATTR(pmc6, 0600, show_pmc6, store_pmc6),
+#ifdef CONFIG_PPC64
_SYSDEV_ATTR(pmc7, 0600, show_pmc7, store_pmc7),
_SYSDEV_ATTR(pmc8, 0600, show_pmc8, store_pmc8),
+#endif
};
+#ifdef HAS_PPC_PMC_PA6T
static struct sysdev_attribute pa6t_attrs[] = {
_SYSDEV_ATTR(mmcr0, 0600, show_mmcr0, store_mmcr0),
_SYSDEV_ATTR(mmcr1, 0600, show_mmcr1, store_mmcr1),
_SYSDEV_ATTR(tsr3, 0600, show_tsr3, store_tsr3),
#endif /* CONFIG_DEBUG_KERNEL */
};
+#endif /* HAS_PPC_PMC_PA6T */
+#endif /* HAS_PPC_PMC_CLASSIC */
struct cache_desc {
struct kobject kobj;
struct sysdev_attribute *attrs, *pmc_attrs;
int i, nattrs;
+#ifdef CONFIG_PPC64
if (!firmware_has_feature(FW_FEATURE_ISERIES) &&
cpu_has_feature(CPU_FTR_SMT))
sysdev_create_file(s, &attr_smt_snooze_delay);
+#endif
/* PMC stuff */
switch (cur_cpu_spec->pmc_type) {
+#ifdef HAS_PPC_PMC_IBM
case PPC_PMC_IBM:
attrs = ibm_common_attrs;
nattrs = sizeof(ibm_common_attrs) / sizeof(struct sysdev_attribute);
- pmc_attrs = ibm_pmc_attrs;
+ pmc_attrs = classic_pmc_attrs;
+ break;
+#endif /* HAS_PPC_PMC_IBM */
+#ifdef HAS_PPC_PMC_G4
+ case PPC_PMC_G4:
+ attrs = g4_common_attrs;
+ nattrs = sizeof(g4_common_attrs) / sizeof(struct sysdev_attribute);
+ pmc_attrs = classic_pmc_attrs;
break;
+#endif /* HAS_PPC_PMC_G4 */
+#ifdef HAS_PPC_PMC_PA6T
case PPC_PMC_PA6T:
/* PA Semi starts counting at PMC0 */
attrs = pa6t_attrs;
nattrs = sizeof(pa6t_attrs) / sizeof(struct sysdev_attribute);
pmc_attrs = NULL;
break;
+#endif /* HAS_PPC_PMC_PA6T */
default:
attrs = NULL;
nattrs = 0;
for (i = 0; i < cur_cpu_spec->num_pmcs; i++)
sysdev_create_file(s, &pmc_attrs[i]);
+#ifdef CONFIG_PPC64
if (cpu_has_feature(CPU_FTR_MMCRA))
sysdev_create_file(s, &attr_mmcra);
if (cpu_has_feature(CPU_FTR_DSCR))
sysdev_create_file(s, &attr_dscr);
+#endif /* CONFIG_PPC64 */
create_cache_info(s);
}
int cpu = sysdev->id;
cache_desc = per_cpu(cache_desc, cpu);
- if (cache_desc != NULL) {
- sysfs_remove_file(&cache_desc->kobj, &cache_size_attr.attr);
- sysfs_remove_file(&cache_desc->kobj, &cache_line_size_attr.attr);
- sysfs_remove_file(&cache_desc->kobj, &cache_type_attr.attr);
- sysfs_remove_file(&cache_desc->kobj, &cache_level_attr.attr);
- sysfs_remove_file(&cache_desc->kobj, &cache_nr_sets_attr.attr);
- sysfs_remove_file(&cache_desc->kobj, &cache_assoc_attr.attr);
-
+ if (cache_desc != NULL)
kobject_put(&cache_desc->kobj);
- }
+
cache_toplevel = per_cpu(cache_toplevel, cpu);
if (cache_toplevel != NULL)
kobject_put(cache_toplevel);
BUG_ON(!c->hotpluggable);
+#ifdef CONFIG_PPC64
if (!firmware_has_feature(FW_FEATURE_ISERIES) &&
cpu_has_feature(CPU_FTR_SMT))
sysdev_remove_file(s, &attr_smt_snooze_delay);
+#endif
/* PMC stuff */
switch (cur_cpu_spec->pmc_type) {
+#ifdef HAS_PPC_PMC_IBM
case PPC_PMC_IBM:
attrs = ibm_common_attrs;
nattrs = sizeof(ibm_common_attrs) / sizeof(struct sysdev_attribute);
- pmc_attrs = ibm_pmc_attrs;
+ pmc_attrs = classic_pmc_attrs;
+ break;
+#endif /* HAS_PPC_PMC_IBM */
+#ifdef HAS_PPC_PMC_G4
+ case PPC_PMC_G4:
+ attrs = g4_common_attrs;
+ nattrs = sizeof(g4_common_attrs) / sizeof(struct sysdev_attribute);
+ pmc_attrs = classic_pmc_attrs;
break;
+#endif /* HAS_PPC_PMC_G4 */
+#ifdef HAS_PPC_PMC_PA6T
case PPC_PMC_PA6T:
/* PA Semi starts counting at PMC0 */
attrs = pa6t_attrs;
nattrs = sizeof(pa6t_attrs) / sizeof(struct sysdev_attribute);
pmc_attrs = NULL;
break;
+#endif /* HAS_PPC_PMC_PA6T */
default:
attrs = NULL;
nattrs = 0;
for (i = 0; i < cur_cpu_spec->num_pmcs; i++)
sysdev_remove_file(s, &pmc_attrs[i]);
+#ifdef CONFIG_PPC64
if (cpu_has_feature(CPU_FTR_MMCRA))
sysdev_remove_file(s, &attr_mmcra);
if (cpu_has_feature(CPU_FTR_DSCR))
sysdev_remove_file(s, &attr_dscr);
+#endif /* CONFIG_PPC64 */
remove_cache_info(s);
}
projects / linux-2.6-omap-h63xx.git / blobdiff