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-rw-r--r--include/sbi/sbi_scratch.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/include/sbi/sbi_scratch.h b/include/sbi/sbi_scratch.h
index ff6aed02..8389ef38 100644
--- a/include/sbi/sbi_scratch.h
+++ b/include/sbi/sbi_scratch.h
@@ -30,6 +30,8 @@
#define SBI_SCRATCH_HARTID_TO_SCRATCH_OFFSET (7 * __SIZEOF_POINTER__)
/** Offset of ipi_type member in sbi_scratch */
#define SBI_SCRATCH_IPI_TYPE_OFFSET (8 * __SIZEOF_POINTER__)
+/** Offset of tmp0 member in sbi_scratch */
+#define SBI_SCRATCH_TMP0_OFFSET (9 * __SIZEOF_POINTER__)
/** Maximum size of sbi_scratch */
#define SBI_SCRATCH_SIZE 256
@@ -57,6 +59,8 @@ struct sbi_scratch {
unsigned long hartid_to_scratch;
/** IPI type (or flags) */
unsigned long ipi_type;
+ /** Temporary storage */
+ unsigned long tmp0;
} __packed;
/** Get pointer to sbi_scratch for current HART */