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authorcinap_lenrek <cinap_lenrek@felloff.net>2019-07-17 10:24:50 +0200
committercinap_lenrek <cinap_lenrek@felloff.net>2019-07-17 10:24:50 +0200
commit19a883ce7a8b0d1f57a1df68947af2bfa7ea5576 (patch)
tree2fa24248e0399ffb1a1b49ae3b9400d542cf118b /sys/src/9/pc64/fns.h
parenta4688b03228dfdebcde34570b2a7b5c79db31c79 (diff)
usbehci: introduce dmaflush() function to handle portable cache invalidation for device drivers
Diffstat (limited to 'sys/src/9/pc64/fns.h')
-rw-r--r--sys/src/9/pc64/fns.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/sys/src/9/pc64/fns.h b/sys/src/9/pc64/fns.h
index d0d585ef3..f4da48240 100644
--- a/sys/src/9/pc64/fns.h
+++ b/sys/src/9/pc64/fns.h
@@ -21,6 +21,7 @@ void cpuidprint(void);
void (*cycles)(uvlong*);
void delay(int);
void* dmabva(int);
+#define dmaflush(clean, addr, len)
int dmacount(int);
int dmadone(int);
void dmaend(int);