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authorMarcel Moolenaar <marcel@FreeBSD.org>2003-09-17 01:41:21 +0000
committerMarcel Moolenaar <marcel@FreeBSD.org>2003-09-17 01:41:21 +0000
commit06287620b4f768f18a0874557b1cfa70e35791df (patch)
tree976d5fcb92d42c5763ac054fcd83a3a3ba593d98 /sys/dev/uart/uart_bus.h
parent6ab09ca79bf6727d6e0a146211c3ed18c7195d0f (diff)
Notes
Diffstat (limited to 'sys/dev/uart/uart_bus.h')
-rw-r--r--sys/dev/uart/uart_bus.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/sys/dev/uart/uart_bus.h b/sys/dev/uart/uart_bus.h
index bd0bab7a74e2d..dde9ff803a290 100644
--- a/sys/dev/uart/uart_bus.h
+++ b/sys/dev/uart/uart_bus.h
@@ -113,6 +113,8 @@ struct uart_softc {
struct uart_bas sc_bas;
device_t sc_dev;
+ struct mtx sc_hwmtx; /* Spinlock protecting hardware. */
+
struct resource *sc_rres; /* Register resource. */
int sc_rrid;
int sc_rtype; /* SYS_RES_{IOPORT|MEMORY}. */