On 15.01.2018 17:44, Collin L. Walling wrote: > Reads boot menu flag and timeout values from the iplb and > sets the respective fields for the menu. > > Signed-off-by: Collin L. Walling <wall...@linux.vnet.ibm.com> > --- [...] > diff --git a/pc-bios/s390-ccw/iplb.h b/pc-bios/s390-ccw/iplb.h > index fe909d2..da29e6e 100644 > --- a/pc-bios/s390-ccw/iplb.h > +++ b/pc-bios/s390-ccw/iplb.h > @@ -81,6 +81,9 @@ extern IplParameterBlock iplb > __attribute__((__aligned__(PAGE_SIZE))); > #define S390_IPL_TYPE_CCW 0x02 > #define S390_IPL_TYPE_QEMU_SCSI 0xff > > +#define LOADPARM_PROMPT "PROMPT " > +#define LOADPARM_EMPTY "........"
I've got a question: Is there a (public) specification document available somewhere for the loadparm field? [...] > diff --git a/pc-bios/s390-ccw/menu.h b/pc-bios/s390-ccw/menu.h > new file mode 100644 > index 0000000..04b1db1 > --- /dev/null > +++ b/pc-bios/s390-ccw/menu.h > @@ -0,0 +1,23 @@ > +/* > + * QEMU S390 Interactive Boot Menu > + * > + * Copyright 2017 IBM Corp. > + * Author: Collin L. Walling <wall...@linux.vnet.ibm.com> > + * > + * This work is licensed under the terms of the GNU GPL, version 2 or (at > + * your option) any later version. See the COPYING file in the top-level > + * directory. > + */ > + > +#ifndef MENU_H > +#define MENU_H > + > +#include "libc.h" > + > +#define BOOT_MENU_FLAG_BOOT_OPTS 0x80 > +#define BOOT_MENU_FLAG_ZIPL_OPTS 0x40 > + > +void menu_set_parms(uint8_t boot_menu_flags, uint16_t boot_menu_timeout); > +bool menu_check_flags(uint8_t check_flags); > + > +#endif /* MENU_H */ > Reviewed-by: Thomas Huth <th...@redhat.com>
