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authorDmitry Torokhov <dmitry.torokhov@gmail.com>2008-07-21 00:55:14 -0400
committerDmitry Torokhov <dmitry.torokhov@gmail.com>2008-07-21 00:55:14 -0400
commit908cf4b925e419bc74f3297b2f0e51d6f8a81da2 (patch)
tree6c2da79366d4695a9c2560ab18259eca8a2a25b4 /include/asm-arm/arch-loki/uncompress.h
parent92c49890922d54cba4b1eadeb0b185773c2c9570 (diff)
parent14b395e35d1afdd8019d11b92e28041fad591b71 (diff)
Merge master.kernel.org:/pub/scm/linux/kernel/git/torvalds/linux-2.6 into next
Diffstat (limited to 'include/asm-arm/arch-loki/uncompress.h')
-rw-r--r--include/asm-arm/arch-loki/uncompress.h47
1 files changed, 47 insertions, 0 deletions
diff --git a/include/asm-arm/arch-loki/uncompress.h b/include/asm-arm/arch-loki/uncompress.h
new file mode 100644
index 00000000000..89a0cf88d3a
--- /dev/null
+++ b/include/asm-arm/arch-loki/uncompress.h
@@ -0,0 +1,47 @@
+/*
+ * include/asm-arm/arch-loki/uncompress.h
+ *
+ * This file is licensed under the terms of the GNU General Public
+ * License version 2. This program is licensed "as is" without any
+ * warranty of any kind, whether express or implied.
+ */
+
+#include <linux/serial_reg.h>
+#include <asm/arch/loki.h>
+
+#define SERIAL_BASE ((unsigned char *)UART0_PHYS_BASE)
+
+static void putc(const char c)
+{
+ unsigned char *base = SERIAL_BASE;
+ int i;
+
+ for (i = 0; i < 0x1000; i++) {
+ if (base[UART_LSR << 2] & UART_LSR_THRE)
+ break;
+ barrier();
+ }
+
+ base[UART_TX << 2] = c;
+}
+
+static void flush(void)
+{
+ unsigned char *base = SERIAL_BASE;
+ unsigned char mask;
+ int i;
+
+ mask = UART_LSR_TEMT | UART_LSR_THRE;
+
+ for (i = 0; i < 0x1000; i++) {
+ if ((base[UART_LSR << 2] & mask) == mask)
+ break;
+ barrier();
+ }
+}
+
+/*
+ * nothing to do
+ */
+#define arch_decomp_setup()
+#define arch_decomp_wdog()