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authorManuel Lauss <manuel.lauss@googlemail.com>2010-01-13 18:46:58 +0100
committerRalf Baechle <ralf@linux-mips.org>2010-02-27 12:53:16 +0100
commitaae7e8da806e1536fdee0632a40aaaeed97a2f1b (patch)
tree7a99dd46efd7b30171564a3328d6ca1351763e96 /arch/mips/boot
parent780019ddf02f214ad61e641b57b8ac30c837e2a7 (diff)
MIPS: Alchemy: debug output for compressed kernels
Hook up the compressed debug output for all Alchemy systems supported by current kernel codebase. Signed-off-by: Manuel Lauss <manuel.lauss@gmail.com> To: Linux-MIPS <linux-mips@linux-mips.org> Cc: Wu Zhangjin <wuzhangjin@gmail.com> Patchwork: http://patchwork.linux-mips.org/patch/879/ Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Diffstat (limited to 'arch/mips/boot')
-rw-r--r--arch/mips/boot/compressed/Makefile1
-rw-r--r--arch/mips/boot/compressed/uart-alchemy.c7
2 files changed, 8 insertions, 0 deletions
diff --git a/arch/mips/boot/compressed/Makefile b/arch/mips/boot/compressed/Makefile
index b798830b7730..76d69303b833 100644
--- a/arch/mips/boot/compressed/Makefile
+++ b/arch/mips/boot/compressed/Makefile
@@ -36,6 +36,7 @@ KBUILD_AFLAGS := $(LINUXINCLUDE) $(KBUILD_AFLAGS) -D__ASSEMBLY__ \
obj-y := $(obj)/head.o $(obj)/decompress.o $(obj)/dbg.o
obj-$(CONFIG_SYS_SUPPORTS_ZBOOT_UART16550) += $(obj)/uart-16550.o
+obj-$(CONFIG_MACH_ALCHEMY) += $(obj)/uart-alchemy.o
OBJCOPYFLAGS_vmlinux.bin := $(OBJCOPYFLAGS) -O binary -R .comment -S
$(obj)/vmlinux.bin: $(KBUILD_IMAGE)
diff --git a/arch/mips/boot/compressed/uart-alchemy.c b/arch/mips/boot/compressed/uart-alchemy.c
new file mode 100644
index 000000000000..1bff22fa089b
--- /dev/null
+++ b/arch/mips/boot/compressed/uart-alchemy.c
@@ -0,0 +1,7 @@
+#include <asm/mach-au1x00/au1000.h>
+
+void putc(char c)
+{
+ /* all current (Jan. 2010) in-kernel boards */
+ alchemy_uart_putchar(UART0_PHYS_ADDR, c);
+}

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