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Rework pmc-dependent flag handling.

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This commit is contained in:
Joseph Koshy 2008-10-09 06:19:42 +00:00
parent 882eba7b14
commit e7518209e7
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=183717
1 changed files with 22 additions and 14 deletions
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36
sys/dev/hwpmc/hwpmc_ppro.c
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@ -121,6 +121,11 @@ static enum pmc_cputype p6_cputype;
/*
* P6 Event descriptor
*
* The 'pm_flags' field has the following structure:
* - The upper 4 bits are used to track which counter an event is valid on.
* - The lower bits form a bitmask of flags indicating support for the event
* on a given CPU.
*/
struct p6_event_descr {
@ -130,6 +135,23 @@ struct p6_event_descr {
uint32_t pm_unitmask;
};
#define P6F_CTR(C) (1 << (28 + (C)))
#define P6F_CTR0 P6F_CTR(0)
#define P6F_CTR1 P6F_CTR(1)
#define P6F(CPU) (1 << ((CPU) - PMC_CPU_INTEL_P6))
#define _P6F(C) P6F(PMC_CPU_INTEL_##C)
#define P6F_P6 _P6F(P6)
#define P6F_CL _P6F(CL)
#define P6F_PII _P6F(PII)
#define P6F_PIII _P6F(PIII)
#define P6F_PM _P6F(PM)
#define P6F_ALL_CPUS (P6F_P6 | P6F_PII | P6F_CL | P6F_PIII | P6F_PM)
#define P6F_ALL_CTRS (P6F_CTR0 | P6F_CTR1)
#define P6F_ALL (P6F_ALL_CPUS | P6F_ALL_CTRS)
#define P6_EVENT_VALID_FOR_CPU(P,CPU) ((P)->pm_flags & P6F(CPU))
#define P6_EVENT_VALID_FOR_CTR(P,CTR) ((P)->pm_flags & P6F_CTR(CTR))
static const struct p6_event_descr p6_events[] = {
#define P6_EVDESCR(NAME, EVSEL, FLAGS, UMASK) \
@ -140,20 +162,6 @@ static const struct p6_event_descr p6_events[] = {
.pm_unitmask = (UMASK) \
}
#define P6F_P6 (1 << PMC_CPU_INTEL_P6)
#define P6F_CL (1 << PMC_CPU_INTEL_CL)
#define P6F_PII (1 << PMC_CPU_INTEL_PII)
#define P6F_PIII (1 << PMC_CPU_INTEL_PIII)
#define P6F_PM (1 << PMC_CPU_INTEL_PM)
#define P6F_CTR0 0x0001
#define P6F_CTR1 0x0002
#define P6F_ALL_CPUS (P6F_P6 | P6F_PII | P6F_CL | P6F_PIII | P6F_PM)
#define P6F_ALL_CTRS (P6F_CTR0 | P6F_CTR1)
#define P6F_ALL (P6F_ALL_CPUS | P6F_ALL_CTRS)
#define P6_EVENT_VALID_FOR_CPU(P,CPU) ((P)->pm_flags & (1 << (CPU)))
#define P6_EVENT_VALID_FOR_CTR(P,CTR) ((P)->pm_flags & (1 << (CTR)))
P6_EVDESCR(DATA_MEM_REFS, 0x43, P6F_ALL, 0x00),
P6_EVDESCR(DCU_LINES_IN, 0x45, P6F_ALL, 0x00),
P6_EVDESCR(DCU_M_LINES_IN, 0x46, P6F_ALL, 0x00),