[PATCH v2] x86/boot: Add ability to call printf in video modes initialization

From: Alexander Kuleshov
Date: Wed Jan 07 2015 - 08:55:19 EST


Added ability to call printf in video-mode.c, video-bios.c, video-vesa.c and
video-vga.c for debugging purposes.

Signed-off-by: Alexander Kuleshov <kuleshovmail@xxxxxxxxx>
---
arch/x86/realmode/rm/Makefile | 3 +++
arch/x86/realmode/rm/printf.c | 1 +
arch/x86/realmode/rm/string.c | 1 +
arch/x86/realmode/rm/tty.c | 1 +
4 files changed, 6 insertions(+)
create mode 100644 arch/x86/realmode/rm/printf.c
create mode 100644 arch/x86/realmode/rm/string.c
create mode 100644 arch/x86/realmode/rm/tty.c

diff --git a/arch/x86/realmode/rm/Makefile b/arch/x86/realmode/rm/Makefile
index 7c0d7be..7354820 100644
--- a/arch/x86/realmode/rm/Makefile
+++ b/arch/x86/realmode/rm/Makefile
@@ -19,6 +19,9 @@ wakeup-objs += video-vga.o
wakeup-objs += video-vesa.o
wakeup-objs += video-bios.o

+realmode-y += string.o
+realmode-y += tty.o
+realmode-y += printf.o
realmode-y += header.o
realmode-y += trampoline_$(BITS).o
realmode-y += stack.o
diff --git a/arch/x86/realmode/rm/printf.c b/arch/x86/realmode/rm/printf.c
new file mode 100644
index 0000000..bae7729
--- /dev/null
+++ b/arch/x86/realmode/rm/printf.c
@@ -0,0 +1 @@
+#include "../../boot/printf.c"
diff --git a/arch/x86/realmode/rm/string.c b/arch/x86/realmode/rm/string.c
new file mode 100644
index 0000000..cbd5413
--- /dev/null
+++ b/arch/x86/realmode/rm/string.c
@@ -0,0 +1 @@
+#include "../../boot/string.c"
diff --git a/arch/x86/realmode/rm/tty.c b/arch/x86/realmode/rm/tty.c
new file mode 100644
index 0000000..d915398
--- /dev/null
+++ b/arch/x86/realmode/rm/tty.c
@@ -0,0 +1 @@
+#include "../../boot/tty.c"
--
2.2.1.212.gc5b9256

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