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zipl: add support for ldipl dump from ECKD DASD

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Add the required code to install ngdump on DASDs.

Signed-off-by: Sven Schnelle <svens@linux.ibm.com>
Acked-by: Stefan Haberland <sth@linux.ibm.com>
Signed-off-by: Steffen Eiden <seiden@linux.ibm.com>
This commit is contained in:
Sven Schnelle
2023-03-01 13:10:00 +00:00
committed by Steffen Eiden
parent 41108c98aa
commit 24bcc3141d
5 changed files with 42 additions and 13 deletions
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zipl/src/bootmap.c
+22 -9
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@@ -947,7 +947,8 @@ static int add_segment_program(struct install_set *bis,
static int
check_dump_device_late(char *partition, struct disk_info *target_info,
struct job_target_data *target)
struct job_target_data *target,
struct job_data *job)
{
struct disk_info* info;
int rc;
@@ -959,8 +960,10 @@ check_dump_device_late(char *partition, struct disk_info *target_info,
partition);
return rc;
}
if ((info->type != disk_type_scsi) || (info->partnum == 0)) {
error_reason("Device '%s' is not a SCSI partition",
if ((job->is_ldipl_dump && info->type != disk_type_eckd_cdl) ||
(!job->is_ldipl_dump && info->type != disk_type_scsi) ||
info->partnum == 0) {
error_reason("Device '%s' is not a SCSI or DASD partition",
partition);
disk_free_info(info);
return -1;
@@ -975,12 +978,13 @@ check_dump_device_late(char *partition, struct disk_info *target_info,
return 0;
}
static int add_dump_program(struct install_set *bis, struct job_dump_data *dump,
static int add_dump_program(struct install_set *bis, struct job_data *job,
disk_blockptr_t *program, int verbose,
component_header_type type,
struct job_target_data *target,
int program_table_id)
{
struct job_dump_data *dump = &job->data.dump;
struct job_target_data *target = &job->target;
struct job_ipl_data ipl;
int rc;
@@ -989,7 +993,7 @@ static int add_dump_program(struct install_set *bis, struct job_dump_data *dump,
ipl.common = dump->common;
/* Get file system dump parmline */
rc = check_dump_device_late(dump->device, bis->info, target);
rc = check_dump_device_late(dump->device, bis->info, target, job);
if (rc)
return rc;
ipl.common.parmline = dump->common.parmline;
@@ -1065,9 +1069,9 @@ static int build_program_table(struct job_data *job,
printf("Adding dump section '%s' (default)\n",
job->name);
}
rc = add_dump_program(bis, &job->data.dump, &table[0],
rc = add_dump_program(bis, job, &table[0],
verbose || job->command_line,
COMPONENT_HEADER_DUMP, &job->target,
COMPONENT_HEADER_DUMP,
program_table_id);
break;
case job_menu:
@@ -1389,11 +1393,17 @@ static int disk_is_appropriate(const struct job_data *job,
error_reason("Secure boot forced for improper disk type");
return 0;
}
if (job->id == job_dump_partition &&
job->is_ldipl_dump &&
info->type != disk_type_eckd_cdl) {
error_reason("List-directed dump not support on DASD with LDL format");
return 0;
}
return 1;
}
static int
check_dump_device(const struct job_data *job, const struct disk_info *info,
check_dump_device(struct job_data *job, const struct disk_info *info,
const char *device)
{
int rc, part_ext;
@@ -1407,6 +1417,9 @@ check_dump_device(const struct job_data *job, const struct disk_info *info,
if (!disk_is_appropriate(job, info))
return -1;
if (is_ngdump_enabled(job))
return 0;
rc = util_part_search(device, info->geo.start,
info->phy_blocks, info->phy_block_size, &part_ext);
if (rc <= 0 || part_ext) {