[PATCH v3 4/5] Xen: Select correct dom0 console

[Andre Przywara]

From: Ian Campbell <ian.campbell at citrix.com>

If Xen is enabled, tell Dom0 to use the 'hvc0' console, and fall back to
the usual ttyAMA0 otherwise.

Signed-off-by: Ian Campbell <ian.campbell at citrix.com>
Signed-off-by: Christoffer Dall <christoffer.dall at linaro.org>
Signed-off-by: Andre Przywara <andre.przywara at arm.com>
Reviewed-by: Julien Grall <julien.grall at arm.com>
Tested-by: Konrad Rzeszutek Wilk <konrad.wilk at oracle.com>
---
 configure.ac | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/configure.ac b/configure.ac
index ea02dca..d23cced 100644
--- a/configure.ac
+++ b/configure.ac
@@ -105,7 +105,8 @@ AC_ARG_WITH([initrd],
 AC_SUBST([FILESYSTEM], [$USE_INITRD])
 AM_CONDITIONAL([INITRD], [test "x$USE_INITRD" != "x"])
 
-C_CMDLINE="console=ttyAMA0 earlyprintk=pl011,0x1c090000"
+AS_IF([test "x$X_IMAGE" = "x"],[C_CONSOLE="ttyAMA0"],[C_CONSOLE="hvc0"])
+C_CMDLINE="console=$C_CONSOLE earlyprintk=pl011,0x1c090000"
 AC_ARG_WITH([cmdline],
 	AS_HELP_STRING([--with-cmdline], [set a command line for the kernel]),
 	[C_CMDLINE=$withval])
-- 
2.9.0