74c5cd7668
- profile --nmi | --rtc sets the profiling mode - --rtc is default, uses BIOS RTC, cannot profile kernel the presetted frequency values apply - --nmi is only available in APIC mode as it uses the NMI watchdog, -f allows any frequency in Hz - both modes use compatible data structures
24 lines
427 B
C
24 lines
427 B
C
#include <lib.h>
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#define sprofile _sprofile
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PUBLIC int sprofile(int action,
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int size,
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int freq,
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int type,
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char *ctl_ptr,
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int *mem_ptr)
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{
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message m;
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m.PROF_ACTION = action;
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m.PROF_MEM_SIZE = size;
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m.PROF_FREQ = freq;
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m.PROF_INTR_TYPE = type;
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m.PROF_CTL_PTR = (void *) ctl_ptr;
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m.PROF_MEM_PTR = (void *) mem_ptr;
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return _syscall(PM_PROC_NR, SPROF, &m);
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}
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