From: "Eugene (jno) Dvurechenski" <j...@linux.vnet.ibm.com>
If there is no LOADPARM given or '0' specified, then IPL the first matched entry. Otherwise IPL the matching entry of that number. Signed-off-by: Eugene (jno) Dvurechenski <j...@linux.vnet.ibm.com> Signed-off-by: Farhan Ali <al...@linux.vnet.ibm.com> Reviewed-by: Christian Borntraeger <borntrae...@de.ibm.com> Signed-off-by: Cornelia Huck <cornelia.h...@de.ibm.com> --- pc-bios/s390-ccw/bootmap.c | 7 ++++++- 1 file changed, 6 insertions(+), 1 deletion(-) diff --git a/pc-bios/s390-ccw/bootmap.c b/pc-bios/s390-ccw/bootmap.c index e974350b6f..523fa78c5f 100644 --- a/pc-bios/s390-ccw/bootmap.c +++ b/pc-bios/s390-ccw/bootmap.c @@ -655,6 +655,7 @@ static IsoBcSection *find_iso_bc_entry(void) IsoBcEntry *e = (IsoBcEntry *)sec; uint32_t offset = find_iso_bc(); int i; + unsigned int loadparm = get_loadparm_index(); if (!offset) { return NULL; @@ -675,7 +676,11 @@ static IsoBcSection *find_iso_bc_entry(void) for (i = 1; i < ISO_BC_ENTRY_PER_SECTOR; i++) { if (e[i].id == ISO_BC_BOOTABLE_SECTION) { if (is_iso_bc_entry_compatible(&e[i].body.sect)) { - return &e[i].body.sect; + if (loadparm <= 1) { + /* found, default, or unspecified */ + return &e[i].body.sect; + } + loadparm--; } } } -- 2.11.0