[PATCH v1 5/7] include: sbi: Introduce ecall mactros for SBI debug trigger extension

Himanshu Chauhan hchauhan at ventanamicro.com
Tue Dec 19 03:28:54 PST 2023


This patch adds defines for SBI debug trigger extension and
function IDs to access the extension.

Signed-off-by: Himanshu Chauhan <hchauhan at ventanamicro.com>
---
 include/sbi/sbi_ecall_interface.h | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/include/sbi/sbi_ecall_interface.h b/include/sbi/sbi_ecall_interface.h
index d8c646d..690c31b 100644
--- a/include/sbi/sbi_ecall_interface.h
+++ b/include/sbi/sbi_ecall_interface.h
@@ -32,6 +32,7 @@
 #define SBI_EXT_DBCN				0x4442434E
 #define SBI_EXT_SUSP				0x53555350
 #define SBI_EXT_CPPC				0x43505043
+#define SBI_EXT_DBTR				0x44425452
 
 /* SBI function IDs for BASE extension*/
 #define SBI_EXT_BASE_GET_SPEC_VERSION		0x0
@@ -105,6 +106,16 @@
 #define SBI_EXT_PMU_COUNTER_FW_READ_HI	0x6
 #define SBI_EXT_PMU_SNAPSHOT_SET_SHMEM	0x7
 
+/* SBI function IDs for DBTR extension */
+#define SBI_EXT_DBTR_NUM_TRIGGERS	0x0
+#define SBI_EXT_DBTR_SETUP_SHMEM	0x1
+#define SBI_EXT_DBTR_TRIGGER_READ	0x2
+#define SBI_EXT_DBTR_TRIGGER_INSTALL	0x3
+#define SBI_EXT_DBTR_TRIGGER_UPDATE	0x4
+#define SBI_EXT_DBTR_TRIGGER_UNINSTALL	0x5
+#define SBI_EXT_DBTR_TRIGGER_ENABLE	0x6
+#define SBI_EXT_DBTR_TRIGGER_DISABLE	0x7
+
 /** General pmu event codes specified in SBI PMU extension */
 enum sbi_pmu_hw_generic_events_t {
 	SBI_PMU_HW_NO_EVENT			= 0,
-- 
2.34.1




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