1/*
 2 * include/asm-s390/appldata.h
 3 *
 4 * Copyright (C) IBM Corp. 2006
 5 *
 6 * Author(s): Melissa Howland <melissah@us.ibm.com>
 7 */
 8
 9#ifndef _ASM_S390_APPLDATA_H
10#define _ASM_S390_APPLDATA_H
11
12#include <asm/io.h>
13
14#ifndef CONFIG_64BIT
15
16#define APPLDATA_START_INTERVAL_REC	0x00	/* Function codes for */
17#define APPLDATA_STOP_REC		0x01	/* DIAG 0xDC	      */
18#define APPLDATA_GEN_EVENT_REC		0x02
19#define APPLDATA_START_CONFIG_REC	0x03
20
21/*
22 * Parameter list for DIAGNOSE X'DC'
23 */
24struct appldata_parameter_list {
25	u16 diag;		/* The DIAGNOSE code X'00DC'	      */
26	u8  function;		/* The function code for the DIAGNOSE */
27	u8  parlist_length;	/* Length of the parameter list       */
28	u32 product_id_addr;	/* Address of the 16-byte product ID  */
29	u16 reserved;
30	u16 buffer_length;	/* Length of the application data buffer  */
31	u32 buffer_addr;	/* Address of the application data buffer */
32} __attribute__ ((packed));
33
34#else /* CONFIG_64BIT */
35
36#define APPLDATA_START_INTERVAL_REC	0x80
37#define APPLDATA_STOP_REC		0x81
38#define APPLDATA_GEN_EVENT_REC		0x82
39#define APPLDATA_START_CONFIG_REC	0x83
40
41/*
42 * Parameter list for DIAGNOSE X'DC'
43 */
44struct appldata_parameter_list {
45	u16 diag;
46	u8  function;
47	u8  parlist_length;
48	u32 unused01;
49	u16 reserved;
50	u16 buffer_length;
51	u32 unused02;
52	u64 product_id_addr;
53	u64 buffer_addr;
54} __attribute__ ((packed));
55
56#endif /* CONFIG_64BIT */
57
58struct appldata_product_id {
59	char prod_nr[7];	/* product number */
60	u16  prod_fn;		/* product function */
61	u8   record_nr; 	/* record number */
62	u16  version_nr;	/* version */
63	u16  release_nr;	/* release */
64	u16  mod_lvl;		/* modification level */
65} __attribute__ ((packed));
66
67static inline int appldata_asm(struct appldata_product_id *id,
68			       unsigned short fn, void *buffer,
69			       unsigned short length)
70{
71	struct appldata_parameter_list parm_list;
72	int ry;
73
74	if (!MACHINE_IS_VM)
75		return -ENOSYS;
76	parm_list.diag = 0xdc;
77	parm_list.function = fn;
78	parm_list.parlist_length = sizeof(parm_list);
79	parm_list.buffer_length = length;
80	parm_list.product_id_addr = (unsigned long) id;
81	parm_list.buffer_addr = virt_to_phys(buffer);
82	asm volatile(
83		"	diag	%1,%0,0xdc"
84		: "=d" (ry)
85		: "d" (&parm_list), "m" (parm_list), "m" (*id)
86		: "cc");
87	return ry;
88}
89
90#endif /* _ASM_S390_APPLDATA_H */

 1/*
 2 * Copyright IBM Corp. 2006
 
 
 3 *
 4 * Author(s): Melissa Howland <melissah@us.ibm.com>
 5 */
 6
 7#ifndef _ASM_S390_APPLDATA_H
 8#define _ASM_S390_APPLDATA_H
 9
10#include <asm/io.h>
11
12#ifndef CONFIG_64BIT
13
14#define APPLDATA_START_INTERVAL_REC	0x00	/* Function codes for */
15#define APPLDATA_STOP_REC		0x01	/* DIAG 0xDC	      */
16#define APPLDATA_GEN_EVENT_REC		0x02
17#define APPLDATA_START_CONFIG_REC	0x03
18
19/*
20 * Parameter list for DIAGNOSE X'DC'
21 */
22struct appldata_parameter_list {
23	u16 diag;		/* The DIAGNOSE code X'00DC'	      */
24	u8  function;		/* The function code for the DIAGNOSE */
25	u8  parlist_length;	/* Length of the parameter list       */
26	u32 product_id_addr;	/* Address of the 16-byte product ID  */
27	u16 reserved;
28	u16 buffer_length;	/* Length of the application data buffer  */
29	u32 buffer_addr;	/* Address of the application data buffer */
30} __attribute__ ((packed));
31
32#else /* CONFIG_64BIT */
33
34#define APPLDATA_START_INTERVAL_REC	0x80
35#define APPLDATA_STOP_REC		0x81
36#define APPLDATA_GEN_EVENT_REC		0x82
37#define APPLDATA_START_CONFIG_REC	0x83
38
39/*
40 * Parameter list for DIAGNOSE X'DC'
41 */
42struct appldata_parameter_list {
43	u16 diag;
44	u8  function;
45	u8  parlist_length;
46	u32 unused01;
47	u16 reserved;
48	u16 buffer_length;
49	u32 unused02;
50	u64 product_id_addr;
51	u64 buffer_addr;
52} __attribute__ ((packed));
53
54#endif /* CONFIG_64BIT */
55
56struct appldata_product_id {
57	char prod_nr[7];	/* product number */
58	u16  prod_fn;		/* product function */
59	u8   record_nr; 	/* record number */
60	u16  version_nr;	/* version */
61	u16  release_nr;	/* release */
62	u16  mod_lvl;		/* modification level */
63} __attribute__ ((packed));
64
65static inline int appldata_asm(struct appldata_product_id *id,
66			       unsigned short fn, void *buffer,
67			       unsigned short length)
68{
69	struct appldata_parameter_list parm_list;
70	int ry;
71
72	if (!MACHINE_IS_VM)
73		return -EOPNOTSUPP;
74	parm_list.diag = 0xdc;
75	parm_list.function = fn;
76	parm_list.parlist_length = sizeof(parm_list);
77	parm_list.buffer_length = length;
78	parm_list.product_id_addr = (unsigned long) id;
79	parm_list.buffer_addr = virt_to_phys(buffer);
80	asm volatile(
81		"	diag	%1,%0,0xdc"
82		: "=d" (ry)
83		: "d" (&parm_list), "m" (parm_list), "m" (*id)
84		: "cc");
85	return ry;
86}
87
88#endif /* _ASM_S390_APPLDATA_H */