Changeset ecc6323 in mainline

Timestamp:

2012-01-03T15:09:52Z (13 years ago)

Author:

Jan Vesely <jano.vesely@…>

Branches:

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

Children:

a455321

Parents:

1ff1ee1

Message:

xtkbd: Ignore AT command response.

Fixes warnings on LED indicator change.

File:

• uspace/drv/char/xtkbd/xtkbd.c (modified) (3 diffs)

uspace/drv/char/xtkbd/xtkbd.c

@@ -43 +43 @@
 
 #include "xtkbd.h"
+
 /** Scancode set 1 table. */
 static const int scanmap_simple[] = {
@@ -153 +154 @@
 };
 
-#define SCANCODE_SET_EXTENDED 0xe0
+#define KBD_ACK   0xfa
+#define KBD_RESEND   0xfe
+#define KBD_SCANCODE_SET_EXTENDED   0xe0
 /** Scancode set 1 extended codes table */
 static const int scanmap_e0[] = {
@@ -263 +266 @@
                 ssize_t size = char_dev_read(kbd->parent_sess, &code, 1);
 
-                if (code == SCANCODE_SET_EXTENDED) {
+                /** Ignore AT command reply */
+                if (code == KBD_ACK || code == KBD_RESEND) {
+                        continue;
+                }
+
+                if (code == KBD_SCANCODE_SET_EXTENDED) {
                         map = scanmap_e0;
                         map_size = sizeof(scanmap_e0) / sizeof(int);