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powerpc/xmon: Add PowerISA v3.1 PMU SPRs

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PowerISA v3.1 added three new perfromance
monitoring unit (PMU) speical purpose register (SPR).
They are Monitor Mode Control Register 3 (MMCR3),
Sampled Instruction Event Register 2 (SIER2),
Sampled Instruction Event Register 3 (SIER3).

Patch here adds a new dump function dump_310_sprs
to print these SPR values.

Signed-off-by: Madhavan Srinivasan <maddy@linux.ibm.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/1594996707-3727-7-git-send-email-atrajeev@linux.vnet.ibm.com
This commit is contained in:
Madhavan Srinivasan 2020-07-17 10:38:18 -04:00 committed by Michael Ellerman
parent 5752fe0b81
commit 1979ae8c72
1 changed files with 13 additions and 0 deletions
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13
arch/powerpc/xmon/xmon.c
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@ -2029,6 +2029,18 @@ static void dump_300_sprs(void)
#endif
}
static void dump_310_sprs(void)
{
#ifdef CONFIG_PPC64
if (!cpu_has_feature(CPU_FTR_ARCH_31))
return;
printf("mmcr3 = %.16lx, sier2 = %.16lx, sier3 = %.16lx\n",
mfspr(SPRN_MMCR3), mfspr(SPRN_SIER2), mfspr(SPRN_SIER3));
#endif
}
static void dump_one_spr(int spr, bool show_unimplemented)
{
unsigned long val;
@ -2083,6 +2095,7 @@ static void super_regs(void)
dump_206_sprs();
dump_207_sprs();
dump_300_sprs();
dump_310_sprs();
return;
}