#define _ASM_S390_IPL_H
#include <asm/types.h>
+#include <asm/cio.h>
+#include <asm/setup.h>
#define IPL_PARMBLOCK_ORIGIN 0x2000
} __attribute__((packed));
/*
- * IPL validity flags and parameters as detected in head.S
+ * IPL validity flags
*/
extern u32 ipl_flags;
-extern u16 ipl_devno;
-
extern u32 dump_prefix_page;
+extern unsigned int zfcpdump_prefix_array[];
+
extern void do_reipl(void);
+extern void do_halt(void);
+extern void do_poff(void);
extern void ipl_save_parameters(void);
enum {
IPL_NSS_VALID = 4,
};
+enum ipl_type {
+ IPL_TYPE_UNKNOWN = 1,
+ IPL_TYPE_CCW = 2,
+ IPL_TYPE_FCP = 4,
+ IPL_TYPE_FCP_DUMP = 8,
+ IPL_TYPE_NSS = 16,
+};
+
+struct ipl_info
+{
+ enum ipl_type type;
+ union {
+ struct {
+ struct ccw_dev_id dev_id;
+ } ccw;
+ struct {
+ struct ccw_dev_id dev_id;
+ u64 wwpn;
+ u64 lun;
+ } fcp;
+ struct {
+ char name[NSS_NAME_SIZE + 1];
+ } nss;
+ } data;
+};
+
+extern struct ipl_info ipl_info;
+extern void setup_ipl(void);
+
/*
* DIAG 308 support
*/
DIAG308_IPL_OPT_DUMP = 0x20,
};
+enum diag308_flags {
+ DIAG308_FLAGS_LP_VALID = 0x80,
+};
+
enum diag308_rc {
DIAG308_RC_OK = 1,
};