Changeset 69146b93 in mainline for boot/arch/arm32/src/putchar.c

Timestamp:

2012-11-26T19:02:45Z (12 years ago)

Author:

Adam Hraska <adam.hraska+hos@…>

Branches:

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

Children:

04552324

Parents:

5d230a30 (diff), 7462674 (diff)
Note: this is a merge changeset, the changes displayed below correspond to the merge itself.
Use the (diff) links above to see all the changes relative to each parent.

Message:

Merged mainline,1723.

File:

• boot/arch/arm32/src/putchar.c (modified) (2 diffs)

boot/arch/arm32/src/putchar.c

@@ -40 +40 @@
 #include <putchar.h>
 #include <str.h>
+
+#ifdef MACHINE_beagleboardxm
+
+/** Send a byte to the amdm37x serial console.
+ *
+ * @param byte          Byte to send.
+ */
+static void scons_sendb_bbxm(uint8_t byte)
+{
+        volatile uint32_t *thr =
+            (volatile uint32_t *)BBXM_SCONS_THR;
+        volatile uint32_t *ssr =
+            (volatile uint32_t *)BBXM_SCONS_SSR;
+
+        /* Wait until transmitter is empty. */
+        while ((*ssr & BBXM_THR_FULL) == 1) ;
+
+        /* Transmit byte. */
+        *thr = (uint32_t) byte;
+}
+
+#endif
 
 #ifdef MACHINE_gta02
@@ -97 +119 @@
 static void scons_sendb(uint8_t byte)
 {
+#ifdef MACHINE_beagleboardxm
+        scons_sendb_bbxm(byte);
+#endif
 #ifdef MACHINE_gta02
         scons_sendb_gta02(byte);