[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
More information about the opensbi
mailing list