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s390/ipl: add helper functions to create an IPL report

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PR: Adjusted to the use in kexec_file later.

Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Signed-off-by: Philipp Rudo <prudo@linux.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
This commit is contained in:
Martin Schwidefsky
2019-02-25 17:23:39 +01:00
parent 9641b8cc73
commit 937347ac56
2 changed files with 161 additions and 0 deletions
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27
arch/s390/include/asm/ipl.h
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@@ -81,6 +81,33 @@ extern struct ipl_info ipl_info;
extern void setup_ipl(void);
extern void set_os_info_reipl_block(void);
struct ipl_report {
struct ipl_parameter_block *ipib;
struct list_head components;
struct list_head certificates;
size_t size;
};
struct ipl_report_component {
struct list_head list;
struct ipl_rb_component_entry entry;
};
struct ipl_report_certificate {
struct list_head list;
struct ipl_rb_certificate_entry entry;
void *key;
};
struct kexec_buf;
struct ipl_report *ipl_report_init(struct ipl_parameter_block *ipib);
void *ipl_report_finish(struct ipl_report *report);
int ipl_report_free(struct ipl_report *report);
int ipl_report_add_component(struct ipl_report *report, struct kexec_buf *kbuf,
unsigned char flags, unsigned short cert);
int ipl_report_add_certificate(struct ipl_report *report, void *key,
unsigned long addr, unsigned long len);
/*
* DIAG 308 support
*/