x86: disable rts/cts for serial console in grub - fixes net48xx boot issues

Signed-off-by: Felix Fietkau <nbd@openwrt.org>
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@44753 3c298f89-4303-0410-b956-a3cf2f4a3e73

diff --git a/target/linux/x86/image/Makefile b/target/linux/x86/image/Makefile
index 5983718..9e40803 100644 (file)
--- a/target/linux/x86/image/Makefile
+++ b/target/linux/x86/image/Makefile
@@ -32,7 +32,7 @@ GRUB_SERIAL:=$(call qstrip,$(CONFIG_GRUB_SERIAL))
 
 ifneq ($(GRUB_SERIAL),)
   GRUB_CONSOLE_CMDLINE += console=$(GRUB_SERIAL),$(CONFIG_GRUB_BAUDRATE)n8
 
 ifneq ($(GRUB_SERIAL),)
   GRUB_CONSOLE_CMDLINE += console=$(GRUB_SERIAL),$(CONFIG_GRUB_BAUDRATE)n8

-  GRUB_SERIAL_CONFIG := serial --unit=0 --speed=$(CONFIG_GRUB_BAUDRATE) --word=8 --parity=no --stop=1
+  GRUB_SERIAL_CONFIG := serial --unit=0 --speed=$(CONFIG_GRUB_BAUDRATE) --word=8 --parity=no --stop=1 --rtscts=off

   GRUB_TERMINALS += serial
 endif
 
   GRUB_TERMINALS += serial
 endif