From 0c304b661965d81ba2194b54a0c71f4c2e5cab16 Mon Sep 17 00:00:00 2001
From: Atish Patra <atish.patra@wdc.com>
Date: Mon, 8 Nov 2021 10:53:02 -0800
Subject: lib: sbi: Allow programmable counters to monitor cycle/instret events

A platform may use programmable counters for cycle/instret events.
The priv spec allows that provided that cycle/instret also report those
events in addition to the programmable counters. We should allow that
functionality in OpenSBI.

Reviewed-by: Anup Patel <anup.patel@wdc.com>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Signed-off-by: Atish Patra <atish.patra@wdc.com>
---
 include/sbi/sbi_pmu.h | 1 +
 1 file changed, 1 insertion(+)

(limited to 'include')

diff --git a/include/sbi/sbi_pmu.h b/include/sbi/sbi_pmu.h
index b3010cc..f018556 100644
--- a/include/sbi/sbi_pmu.h
+++ b/include/sbi/sbi_pmu.h
@@ -26,6 +26,7 @@
 #define SBI_PMU_FW_CTR_MAX 16
 #define SBI_PMU_HW_CTR_MAX 32
 #define SBI_PMU_CTR_MAX	   (SBI_PMU_HW_CTR_MAX + SBI_PMU_FW_CTR_MAX)
+#define SBI_PMU_FIXED_CTR_MASK 0x07
 
 /** Initialize PMU */
 int sbi_pmu_init(struct sbi_scratch *scratch, bool cold_boot);
-- 
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