[S390] split/move machine check handler code

Split machine check handler code and move it to cio and kernel code
where it belongs to. No functional change.

Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>

1 files changed, 66 insertions, 0 deletions

diff --git a/arch/s390/include/asm/nmi.h b/arch/s390/include/asm/nmi.h
new file mode 100644
index 000000000000..f4b60441adca
--- /dev/null
+++ b/arch/s390/include/asm/nmi.h
@@ -0,0 +1,66 @@
+/*
+ *   Machine check handler definitions
+ *
+ *    Copyright IBM Corp. 2000,2009
+ *    Author(s): Ingo Adlung <adlung@de.ibm.com>,
+ *               Martin Schwidefsky <schwidefsky@de.ibm.com>,
+ *               Cornelia Huck <cornelia.huck@de.ibm.com>,
+ *               Heiko Carstens <heiko.carstens@de.ibm.com>,
+ */
+
+#ifndef _ASM_S390_NMI_H
+#define _ASM_S390_NMI_H
+
+#include <linux/types.h>
+
+struct mci {
+        __u32 sd :  1; /* 00 system damage */
+        __u32 pd :  1; /* 01 instruction-processing damage */
+        __u32 sr :  1; /* 02 system recovery */
+        __u32    :  1; /* 03 */
+        __u32 cd :  1; /* 04 timing-facility damage */
+        __u32 ed :  1; /* 05 external damage */
+        __u32    :  1; /* 06 */
+        __u32 dg :  1; /* 07 degradation */
+        __u32 w  :  1; /* 08 warning pending */
+        __u32 cp :  1; /* 09 channel-report pending */
+        __u32 sp :  1; /* 10 service-processor damage */
+        __u32 ck :  1; /* 11 channel-subsystem damage */
+        __u32    :  2; /* 12-13 */
+        __u32 b  :  1; /* 14 backed up */
+        __u32    :  1; /* 15 */
+        __u32 se :  1; /* 16 storage error uncorrected */
+        __u32 sc :  1; /* 17 storage error corrected */
+        __u32 ke :  1; /* 18 storage-key error uncorrected */
+        __u32 ds :  1; /* 19 storage degradation */
+        __u32 wp :  1; /* 20 psw mwp validity */
+        __u32 ms :  1; /* 21 psw mask and key validity */
+        __u32 pm :  1; /* 22 psw program mask and cc validity */
+        __u32 ia :  1; /* 23 psw instruction address validity */
+        __u32 fa :  1; /* 24 failing storage address validity */
+        __u32    :  1; /* 25 */
+        __u32 ec :  1; /* 26 external damage code validity */
+        __u32 fp :  1; /* 27 floating point register validity */
+        __u32 gr :  1; /* 28 general register validity */
+        __u32 cr :  1; /* 29 control register validity */
+        __u32    :  1; /* 30 */
+        __u32 st :  1; /* 31 storage logical validity */
+        __u32 ie :  1; /* 32 indirect storage error */
+        __u32 ar :  1; /* 33 access register validity */
+        __u32 da :  1; /* 34 delayed access exception */
+        __u32    :  7; /* 35-41 */
+        __u32 pr :  1; /* 42 tod programmable register validity */
+        __u32 fc :  1; /* 43 fp control register validity */
+        __u32 ap :  1; /* 44 ancillary report */
+        __u32    :  1; /* 45 */
+        __u32 ct :  1; /* 46 cpu timer validity */
+        __u32 cc :  1; /* 47 clock comparator validity */
+        __u32    : 16; /* 47-63 */
+};
+
+struct pt_regs;
+
+extern void s390_handle_mcck(void);
+extern void s390_do_machine_check(struct pt_regs *regs);
+
+#endif /* _ASM_S390_NMI_H */