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-rw-r--r--arch/s390/kernel/setup.c12
1 files changed, 9 insertions, 3 deletions
diff --git a/arch/s390/kernel/setup.c b/arch/s390/kernel/setup.c
index 34d75b50526c..743c0f32fe3b 100644
--- a/arch/s390/kernel/setup.c
+++ b/arch/s390/kernel/setup.c
@@ -61,6 +61,7 @@
61#include <asm/kvm_virtio.h> 61#include <asm/kvm_virtio.h>
62#include <asm/diag.h> 62#include <asm/diag.h>
63#include <asm/os_info.h> 63#include <asm/os_info.h>
64#include <asm/sclp.h>
64#include "entry.h" 65#include "entry.h"
65 66
66long psw_kernel_bits = PSW_DEFAULT_KEY | PSW_MASK_BASE | PSW_ASC_PRIMARY | 67long psw_kernel_bits = PSW_DEFAULT_KEY | PSW_MASK_BASE | PSW_ASC_PRIMARY |
@@ -136,9 +137,14 @@ __setup("condev=", condev_setup);
136 137
137static void __init set_preferred_console(void) 138static void __init set_preferred_console(void)
138{ 139{
139 if (MACHINE_IS_KVM) 140 if (MACHINE_IS_KVM) {
140 add_preferred_console("hvc", 0, NULL); 141 if (sclp_has_vt220())
141 else if (CONSOLE_IS_3215 || CONSOLE_IS_SCLP) 142 add_preferred_console("ttyS", 1, NULL);
143 else if (sclp_has_linemode())
144 add_preferred_console("ttyS", 0, NULL);
145 else
146 add_preferred_console("hvc", 0, NULL);
147 } else if (CONSOLE_IS_3215 || CONSOLE_IS_SCLP)
142 add_preferred_console("ttyS", 0, NULL); 148 add_preferred_console("ttyS", 0, NULL);
143 else if (CONSOLE_IS_3270) 149 else if (CONSOLE_IS_3270)
144 add_preferred_console("tty3270", 0, NULL); 150 add_preferred_console("tty3270", 0, NULL);