From: Neil Williams <codehelp@debian.org>
Date: Fri, 2 Jan 2015 18:22:02 +0000 (+0000)
Subject: Set serial and graphical grub output terminal
X-Git-Url: https://git.siccegge.de//index.cgi?p=forks%2Fvmdebootstrap.git;a=commitdiff_plain;h=152b9b40a9dac7b50e79843a1240a3a6188fe9a2;ds=sidebyside

Set serial and graphical grub output terminal

Allows qemu to boot a GRUB image with the
-nographic option.
---

diff --git a/vmdebootstrap b/vmdebootstrap
index ed49040..7ac8807 100755
--- a/vmdebootstrap
+++ b/vmdebootstrap
@@ -606,6 +606,17 @@ class VmDebootstrap(cliapp.Application):  # pylint: disable=too-many-public-meth
                      '%s' % os.path.join(rootdir, 'proc')])
         self.runcmd(['mount', '/sys', '-t', 'sysfs', '-obind',
                      '%s' % os.path.join(rootdir, 'sys')])
+
+        cmdline = 'GRUB_CMDLINE_LINUX_DEFAULT="console=tty0 console=tty1 console=ttyS0,38400n8"'
+        terminal = 'GRUB_TERMINAL="serial gfxterm"'
+        command = 'GRUB_SERIAL_COMMAND="serial --speed=38400 --unit=0 --parity=no --stop=1"'
+        grub_cfg = os.path.join(rootdir, 'etc', 'default', 'grub')
+        logging.debug("Allowing serial output in grub config %s", grub_cfg)
+        with open(grub_cfg, 'a+') as cfg:
+            cfg.write("# %s serial support\n" % os.path.basename(__file__))
+            cfg.write("%s\n" % cmdline)
+            cfg.write("%s\n" % terminal)
+            cfg.write("%s\n" % command)
         try:
             self.runcmd(['chroot', rootdir, 'update-grub'])
             self.runcmd(['chroot', rootdir, 'grub-install', install_dev])