Changeset ac0cb2a in mainline for arch/mips32/src/drivers/arc.c

Timestamp:

2005-12-08T00:29:53Z (20 years ago)

Author:

Ondrej Palkovsky <ondrap@…>

Branches:

lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export

Children:

944b15c

Parents:

9d5e23c

Message:

Added simple support for arc keyboards on mips.

File:

• arch/mips32/src/drivers/arc.c (modified) (1 diff)

arch/mips32/src/drivers/arc.c

@@ -184 +184 @@
         
 }
+
+/** Try to get character, return character or -1 if not available */
+int arc_getchar(void)
+{
+        char ch;
+        __u32 count;
+        long result;
+
+        if (arc_entry->getreadstatus(0))
+                return -1;
+        result = arc_entry->read(0, &ch, 1, &count);
+        if (result || count!=1) {
+                cpu_halt();
+                return -1;
+        }
+        if (ch == '\r')
+                return '\n';
+        return ch;
+}