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-rw-r--r--sys/dev/pdq/pdq_freebsd.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/sys/dev/pdq/pdq_freebsd.h b/sys/dev/pdq/pdq_freebsd.h
index 99e06c2..f43f3e3 100644
--- a/sys/dev/pdq/pdq_freebsd.h
+++ b/sys/dev/pdq/pdq_freebsd.h
@@ -165,7 +165,11 @@ typedef struct _pdq_os_ctx_t {
#define PDQ_OS_CSR_FMT "0x%x"
#define PDQ_OS_USEC_DELAY(n) DELAY(n)
+#ifdef __alpha__
+#define PDQ_OS_VA_TO_BUSPA(pdq, p) alpha_XXX_dmamap((vm_offset_t)p)
+#else
#define PDQ_OS_VA_TO_BUSPA(pdq, p) vtophys(p)
+#endif
#define PDQ_OS_MEMALLOC(n) malloc(n, M_DEVBUF, M_NOWAIT)
#define PDQ_OS_MEMFREE(p, n) free((void *) p, M_DEVBUF)
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