summaryrefslogtreecommitdiffstats
path: root/include/asm-arm/arch-mv78xx0/uncompress.h
diff options
context:
space:
mode:
authorIngo Molnar <mingo@elte.hu>2008-07-18 22:50:34 +0200
committerIngo Molnar <mingo@elte.hu>2008-07-18 22:50:34 +0200
commita208f37a465e222218974ab20a31b42b7b4893b2 (patch)
tree77c6acdd4be32024330a14f2618b814126ce7a20 /include/asm-arm/arch-mv78xx0/uncompress.h
parent511d9d34183662aada3890883e860b151d707e22 (diff)
parent5b664cb235e97afbf34db9c4d77f08ebd725335e (diff)
Merge branch 'linus' into x86/x2apic
Diffstat (limited to 'include/asm-arm/arch-mv78xx0/uncompress.h')
-rw-r--r--include/asm-arm/arch-mv78xx0/uncompress.h47
1 files changed, 47 insertions, 0 deletions
diff --git a/include/asm-arm/arch-mv78xx0/uncompress.h b/include/asm-arm/arch-mv78xx0/uncompress.h
new file mode 100644
index 00000000000..3bfe0a293ef
--- /dev/null
+++ b/include/asm-arm/arch-mv78xx0/uncompress.h
@@ -0,0 +1,47 @@
+/*
+ * include/asm-arm/arch-mv78xx0/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/mv78xx0.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()