Merge branch 'e1000-fixes' of master.kernel.org:/pub/scm/linux/kernel/git/jgarzik...
[pandora-kernel.git] / include / asm-s390 / sclp.h
1 /*
2  *  include/asm-s390/sclp.h
3  *
4  *    Copyright IBM Corp. 2007
5  *    Author(s): Heiko Carstens <heiko.carstens@de.ibm.com>
6  */
7
8 #ifndef _ASM_S390_SCLP_H
9 #define _ASM_S390_SCLP_H
10
11 #include <linux/types.h>
12 #include <asm/chpid.h>
13
14 struct sccb_header {
15         u16     length;
16         u8      function_code;
17         u8      control_mask[3];
18         u16     response_code;
19 } __attribute__((packed));
20
21 #define LOADPARM_LEN 8
22
23 struct sclp_readinfo_sccb {
24         struct  sccb_header header;     /* 0-7 */
25         u16     rnmax;                  /* 8-9 */
26         u8      rnsize;                 /* 10 */
27         u8      _reserved0[24 - 11];    /* 11-23 */
28         u8      loadparm[LOADPARM_LEN]; /* 24-31 */
29         u8      _reserved1[91 - 32];    /* 32-90 */
30         u8      flags;                  /* 91 */
31         u8      _reserved2[100 - 92];   /* 92-99 */
32         u32     rnsize2;                /* 100-103 */
33         u64     rnmax2;                 /* 104-111 */
34         u8      _reserved3[4096 - 112]; /* 112-4095 */
35 } __attribute__((packed, aligned(4096)));
36
37 #define SCLP_CHP_INFO_MASK_SIZE         32
38
39 struct sclp_chp_info {
40         u8 recognized[SCLP_CHP_INFO_MASK_SIZE];
41         u8 standby[SCLP_CHP_INFO_MASK_SIZE];
42         u8 configured[SCLP_CHP_INFO_MASK_SIZE];
43 };
44
45 extern struct sclp_readinfo_sccb s390_readinfo_sccb;
46 extern void sclp_readinfo_early(void);
47 extern int sclp_sdias_blk_count(void);
48 extern int sclp_sdias_copy(void *dest, int blk_num, int nr_blks);
49 extern int sclp_chp_configure(struct chp_id chpid);
50 extern int sclp_chp_deconfigure(struct chp_id chpid);
51 extern int sclp_chp_read_info(struct sclp_chp_info *info);
52
53 #endif /* _ASM_S390_SCLP_H */