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authorHongjie Yang <hongjie@us.ibm.com>2007-02-05 21:18:24 +0100
committerMartin Schwidefsky <schwidefsky@de.ibm.com>2007-02-05 21:18:24 +0100
commitfe355b7f1c7400cbb71762a1237461be03f88265 (patch)
tree8ef581c8ff0889a200bae88a4961395bcb80aec4 /include/asm-s390
parent1b2782948997cf5a0d1747de13d43ba7dfa7c543 (diff)
[S390] boot from NSS support
Add support to boot from a named saved segment (NSS). Signed-off-by: Hongjie Yang <hongjie@us.ibm.com> Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Diffstat (limited to 'include/asm-s390')
-rw-r--r--include/asm-s390/setup.h8
1 files changed, 7 insertions, 1 deletions
diff --git a/include/asm-s390/setup.h b/include/asm-s390/setup.h
index 6b68ddda39a..3388bb52597 100644
--- a/include/asm-s390/setup.h
+++ b/include/asm-s390/setup.h
@@ -156,13 +156,19 @@ struct ipl_parameter_block {
extern u32 ipl_flags;
extern u16 ipl_devno;
-void do_reipl(void);
+extern void do_reipl(void);
+extern void ipl_save_parameters(void);
enum {
IPL_DEVNO_VALID = 1,
IPL_PARMBLOCK_VALID = 2,
+ IPL_NSS_VALID = 4,
};
+#define NSS_NAME_SIZE 8
+
+extern char kernel_nss_name[];
+
#define IPL_PARMBLOCK_START ((struct ipl_parameter_block *) \
IPL_PARMBLOCK_ORIGIN)
#define IPL_PARMBLOCK_SIZE (IPL_PARMBLOCK_START->hdr.len)