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-rw-r--r--pc-bios/s390-ccw/bootmap.c11
1 files changed, 6 insertions, 5 deletions
diff --git a/pc-bios/s390-ccw/bootmap.c b/pc-bios/s390-ccw/bootmap.c
index b21c877b53..e39e67e07b 100644
--- a/pc-bios/s390-ccw/bootmap.c
+++ b/pc-bios/s390-ccw/bootmap.c
@@ -444,7 +444,8 @@ static void ipl_scsi(void)
uint8_t *ns, *ns_end;
int program_table_entries = 0;
const int pte_len = sizeof(ScsiBlockPtr);
- ScsiBlockPtr *prog_table_entry;
+ ScsiBlockPtr *prog_table_entry = NULL;
+ unsigned int loadparm = get_loadparm_index();
/* Grab the MBR */
memset(sec, FREE_SPACE_FILLER, sizeof(sec));
@@ -467,6 +468,7 @@ static void ipl_scsi(void)
IPL_assert(magic_match(sec, ZIPL_MAGIC), "No zIPL magic in PT");
+ debug_print_int("loadparm index", loadparm);
ns_end = sec + virtio_get_block_size();
for (ns = (sec + pte_len); (ns + pte_len) < ns_end; ns += pte_len) {
prog_table_entry = (ScsiBlockPtr *)ns;
@@ -475,16 +477,15 @@ static void ipl_scsi(void)
}
program_table_entries++;
+ if (program_table_entries == loadparm + 1) {
+ break; /* selected entry found */
+ }
}
debug_print_int("program table entries", program_table_entries);
IPL_assert(program_table_entries != 0, "Empty Program Table");
- /* Run the default entry */
-
- prog_table_entry = (ScsiBlockPtr *)(sec + pte_len);
-
zipl_run(prog_table_entry); /* no return */
}