diff options
-rw-r--r-- | arch/s390/kernel/early.c | 1 | ||||
-rw-r--r-- | arch/s390/kernel/ipl.c | 24 | ||||
-rw-r--r-- | arch/s390/kernel/setup.c | 1 | ||||
-rw-r--r-- | arch/s390/kernel/smp.c | 1 | ||||
-rw-r--r-- | drivers/s390/cio/cio.c | 1 | ||||
-rw-r--r-- | include/asm-s390/ipl.h | 113 | ||||
-rw-r--r-- | include/asm-s390/setup.h | 74 |
7 files changed, 119 insertions, 96 deletions
diff --git a/arch/s390/kernel/early.c b/arch/s390/kernel/early.c index 011e8c7acc7e..5d02e48c72e0 100644 --- a/arch/s390/kernel/early.c +++ b/arch/s390/kernel/early.c | |||
@@ -14,6 +14,7 @@ | |||
14 | #include <linux/module.h> | 14 | #include <linux/module.h> |
15 | #include <linux/pfn.h> | 15 | #include <linux/pfn.h> |
16 | #include <linux/uaccess.h> | 16 | #include <linux/uaccess.h> |
17 | #include <asm/ipl.h> | ||
17 | #include <asm/lowcore.h> | 18 | #include <asm/lowcore.h> |
18 | #include <asm/processor.h> | 19 | #include <asm/processor.h> |
19 | #include <asm/sections.h> | 20 | #include <asm/sections.h> |
diff --git a/arch/s390/kernel/ipl.c b/arch/s390/kernel/ipl.c index 052259530651..a2410423c226 100644 --- a/arch/s390/kernel/ipl.c +++ b/arch/s390/kernel/ipl.c | |||
@@ -14,6 +14,7 @@ | |||
14 | #include <linux/delay.h> | 14 | #include <linux/delay.h> |
15 | #include <linux/reboot.h> | 15 | #include <linux/reboot.h> |
16 | #include <linux/ctype.h> | 16 | #include <linux/ctype.h> |
17 | #include <asm/ipl.h> | ||
17 | #include <asm/smp.h> | 18 | #include <asm/smp.h> |
18 | #include <asm/setup.h> | 19 | #include <asm/setup.h> |
19 | #include <asm/cpcmd.h> | 20 | #include <asm/cpcmd.h> |
@@ -94,27 +95,6 @@ static char *shutdown_action_str(enum shutdown_action action) | |||
94 | } | 95 | } |
95 | } | 96 | } |
96 | 97 | ||
97 | enum diag308_subcode { | ||
98 | DIAG308_IPL = 3, | ||
99 | DIAG308_DUMP = 4, | ||
100 | DIAG308_SET = 5, | ||
101 | DIAG308_STORE = 6, | ||
102 | }; | ||
103 | |||
104 | enum diag308_ipl_type { | ||
105 | DIAG308_IPL_TYPE_FCP = 0, | ||
106 | DIAG308_IPL_TYPE_CCW = 2, | ||
107 | }; | ||
108 | |||
109 | enum diag308_opt { | ||
110 | DIAG308_IPL_OPT_IPL = 0x10, | ||
111 | DIAG308_IPL_OPT_DUMP = 0x20, | ||
112 | }; | ||
113 | |||
114 | enum diag308_rc { | ||
115 | DIAG308_RC_OK = 1, | ||
116 | }; | ||
117 | |||
118 | static int diag308_set_works = 0; | 98 | static int diag308_set_works = 0; |
119 | 99 | ||
120 | static int reipl_capabilities = IPL_TYPE_UNKNOWN; | 100 | static int reipl_capabilities = IPL_TYPE_UNKNOWN; |
@@ -134,7 +114,7 @@ static struct ipl_parameter_block *dump_block_ccw; | |||
134 | 114 | ||
135 | static enum shutdown_action on_panic_action = SHUTDOWN_STOP; | 115 | static enum shutdown_action on_panic_action = SHUTDOWN_STOP; |
136 | 116 | ||
137 | static int diag308(unsigned long subcode, void *addr) | 117 | int diag308(unsigned long subcode, void *addr) |
138 | { | 118 | { |
139 | register unsigned long _addr asm("0") = (unsigned long) addr; | 119 | register unsigned long _addr asm("0") = (unsigned long) addr; |
140 | register unsigned long _rc asm("1") = 0; | 120 | register unsigned long _rc asm("1") = 0; |
diff --git a/arch/s390/kernel/setup.c b/arch/s390/kernel/setup.c index 49567d8cd9a1..fced022dc58d 100644 --- a/arch/s390/kernel/setup.c +++ b/arch/s390/kernel/setup.c | |||
@@ -41,6 +41,7 @@ | |||
41 | #include <linux/ctype.h> | 41 | #include <linux/ctype.h> |
42 | #include <linux/reboot.h> | 42 | #include <linux/reboot.h> |
43 | 43 | ||
44 | #include <asm/ipl.h> | ||
44 | #include <asm/uaccess.h> | 45 | #include <asm/uaccess.h> |
45 | #include <asm/system.h> | 46 | #include <asm/system.h> |
46 | #include <asm/smp.h> | 47 | #include <asm/smp.h> |
diff --git a/arch/s390/kernel/smp.c b/arch/s390/kernel/smp.c index 432deb2d9795..ecaa432a99f8 100644 --- a/arch/s390/kernel/smp.c +++ b/arch/s390/kernel/smp.c | |||
@@ -31,6 +31,7 @@ | |||
31 | #include <linux/interrupt.h> | 31 | #include <linux/interrupt.h> |
32 | #include <linux/cpu.h> | 32 | #include <linux/cpu.h> |
33 | #include <linux/timex.h> | 33 | #include <linux/timex.h> |
34 | #include <asm/ipl.h> | ||
34 | #include <asm/setup.h> | 35 | #include <asm/setup.h> |
35 | #include <asm/sigp.h> | 36 | #include <asm/sigp.h> |
36 | #include <asm/pgalloc.h> | 37 | #include <asm/pgalloc.h> |
diff --git a/drivers/s390/cio/cio.c b/drivers/s390/cio/cio.c index b3a56dc5f68a..e4471e6ee5d9 100644 --- a/drivers/s390/cio/cio.c +++ b/drivers/s390/cio/cio.c | |||
@@ -21,6 +21,7 @@ | |||
21 | #include <asm/irq_regs.h> | 21 | #include <asm/irq_regs.h> |
22 | #include <asm/setup.h> | 22 | #include <asm/setup.h> |
23 | #include <asm/reset.h> | 23 | #include <asm/reset.h> |
24 | #include <asm/ipl.h> | ||
24 | #include "airq.h" | 25 | #include "airq.h" |
25 | #include "cio.h" | 26 | #include "cio.h" |
26 | #include "css.h" | 27 | #include "css.h" |
diff --git a/include/asm-s390/ipl.h b/include/asm-s390/ipl.h new file mode 100644 index 000000000000..5650d3d4ae46 --- /dev/null +++ b/include/asm-s390/ipl.h | |||
@@ -0,0 +1,113 @@ | |||
1 | /* | ||
2 | * s390 (re)ipl support | ||
3 | * | ||
4 | * Copyright IBM Corp. 2007 | ||
5 | */ | ||
6 | |||
7 | #ifndef _ASM_S390_IPL_H | ||
8 | #define _ASM_S390_IPL_H | ||
9 | |||
10 | #include <asm/types.h> | ||
11 | |||
12 | #define IPL_PARMBLOCK_ORIGIN 0x2000 | ||
13 | |||
14 | #define IPL_PARM_BLK_FCP_LEN (sizeof(struct ipl_list_hdr) + \ | ||
15 | sizeof(struct ipl_block_fcp)) | ||
16 | |||
17 | #define IPL_PARM_BLK_CCW_LEN (sizeof(struct ipl_list_hdr) + \ | ||
18 | sizeof(struct ipl_block_ccw)) | ||
19 | |||
20 | #define IPL_MAX_SUPPORTED_VERSION (0) | ||
21 | |||
22 | #define IPL_PARMBLOCK_START ((struct ipl_parameter_block *) \ | ||
23 | IPL_PARMBLOCK_ORIGIN) | ||
24 | #define IPL_PARMBLOCK_SIZE (IPL_PARMBLOCK_START->hdr.len) | ||
25 | |||
26 | struct ipl_list_hdr { | ||
27 | u32 len; | ||
28 | u8 reserved1[3]; | ||
29 | u8 version; | ||
30 | u32 blk0_len; | ||
31 | u8 pbt; | ||
32 | u8 flags; | ||
33 | u16 reserved2; | ||
34 | } __attribute__((packed)); | ||
35 | |||
36 | struct ipl_block_fcp { | ||
37 | u8 reserved1[313-1]; | ||
38 | u8 opt; | ||
39 | u8 reserved2[3]; | ||
40 | u16 reserved3; | ||
41 | u16 devno; | ||
42 | u8 reserved4[4]; | ||
43 | u64 wwpn; | ||
44 | u64 lun; | ||
45 | u32 bootprog; | ||
46 | u8 reserved5[12]; | ||
47 | u64 br_lba; | ||
48 | u32 scp_data_len; | ||
49 | u8 reserved6[260]; | ||
50 | u8 scp_data[]; | ||
51 | } __attribute__((packed)); | ||
52 | |||
53 | struct ipl_block_ccw { | ||
54 | u8 load_param[8]; | ||
55 | u8 reserved1[84]; | ||
56 | u8 reserved2[2]; | ||
57 | u16 devno; | ||
58 | u8 vm_flags; | ||
59 | u8 reserved3[3]; | ||
60 | u32 vm_parm_len; | ||
61 | } __attribute__((packed)); | ||
62 | |||
63 | struct ipl_parameter_block { | ||
64 | struct ipl_list_hdr hdr; | ||
65 | union { | ||
66 | struct ipl_block_fcp fcp; | ||
67 | struct ipl_block_ccw ccw; | ||
68 | } ipl_info; | ||
69 | } __attribute__((packed)); | ||
70 | |||
71 | /* | ||
72 | * IPL validity flags and parameters as detected in head.S | ||
73 | */ | ||
74 | extern u32 ipl_flags; | ||
75 | extern u16 ipl_devno; | ||
76 | |||
77 | extern void do_reipl(void); | ||
78 | extern void ipl_save_parameters(void); | ||
79 | |||
80 | enum { | ||
81 | IPL_DEVNO_VALID = 1, | ||
82 | IPL_PARMBLOCK_VALID = 2, | ||
83 | IPL_NSS_VALID = 4, | ||
84 | }; | ||
85 | |||
86 | /* | ||
87 | * DIAG 308 support | ||
88 | */ | ||
89 | enum diag308_subcode { | ||
90 | DIAG308_REL_HSA = 2, | ||
91 | DIAG308_IPL = 3, | ||
92 | DIAG308_DUMP = 4, | ||
93 | DIAG308_SET = 5, | ||
94 | DIAG308_STORE = 6, | ||
95 | }; | ||
96 | |||
97 | enum diag308_ipl_type { | ||
98 | DIAG308_IPL_TYPE_FCP = 0, | ||
99 | DIAG308_IPL_TYPE_CCW = 2, | ||
100 | }; | ||
101 | |||
102 | enum diag308_opt { | ||
103 | DIAG308_IPL_OPT_IPL = 0x10, | ||
104 | DIAG308_IPL_OPT_DUMP = 0x20, | ||
105 | }; | ||
106 | |||
107 | enum diag308_rc { | ||
108 | DIAG308_RC_OK = 1, | ||
109 | }; | ||
110 | |||
111 | extern int diag308(unsigned long subcode, void *addr); | ||
112 | |||
113 | #endif /* _ASM_S390_IPL_H */ | ||
diff --git a/include/asm-s390/setup.h b/include/asm-s390/setup.h index 3388bb52597c..44c7aee2bd34 100644 --- a/include/asm-s390/setup.h +++ b/include/asm-s390/setup.h | |||
@@ -16,7 +16,6 @@ | |||
16 | 16 | ||
17 | #define PARMAREA 0x10400 | 17 | #define PARMAREA 0x10400 |
18 | #define MEMORY_CHUNKS 16 /* max 0x7fff */ | 18 | #define MEMORY_CHUNKS 16 /* max 0x7fff */ |
19 | #define IPL_PARMBLOCK_ORIGIN 0x2000 | ||
20 | 19 | ||
21 | #ifndef __ASSEMBLY__ | 20 | #ifndef __ASSEMBLY__ |
22 | 21 | ||
@@ -97,82 +96,9 @@ extern char vmpoff_cmd[]; | |||
97 | #define SET_CONSOLE_3215 do { console_mode = 2; } while (0) | 96 | #define SET_CONSOLE_3215 do { console_mode = 2; } while (0) |
98 | #define SET_CONSOLE_3270 do { console_mode = 3; } while (0) | 97 | #define SET_CONSOLE_3270 do { console_mode = 3; } while (0) |
99 | 98 | ||
100 | struct ipl_list_hdr { | ||
101 | u32 len; | ||
102 | u8 reserved1[3]; | ||
103 | u8 version; | ||
104 | u32 blk0_len; | ||
105 | u8 pbt; | ||
106 | u8 flags; | ||
107 | u16 reserved2; | ||
108 | } __attribute__((packed)); | ||
109 | |||
110 | struct ipl_block_fcp { | ||
111 | u8 reserved1[313-1]; | ||
112 | u8 opt; | ||
113 | u8 reserved2[3]; | ||
114 | u16 reserved3; | ||
115 | u16 devno; | ||
116 | u8 reserved4[4]; | ||
117 | u64 wwpn; | ||
118 | u64 lun; | ||
119 | u32 bootprog; | ||
120 | u8 reserved5[12]; | ||
121 | u64 br_lba; | ||
122 | u32 scp_data_len; | ||
123 | u8 reserved6[260]; | ||
124 | u8 scp_data[]; | ||
125 | } __attribute__((packed)); | ||
126 | |||
127 | struct ipl_block_ccw { | ||
128 | u8 load_param[8]; | ||
129 | u8 reserved1[84]; | ||
130 | u8 reserved2[2]; | ||
131 | u16 devno; | ||
132 | u8 vm_flags; | ||
133 | u8 reserved3[3]; | ||
134 | u32 vm_parm_len; | ||
135 | } __attribute__((packed)); | ||
136 | |||
137 | struct ipl_parameter_block { | ||
138 | struct ipl_list_hdr hdr; | ||
139 | union { | ||
140 | struct ipl_block_fcp fcp; | ||
141 | struct ipl_block_ccw ccw; | ||
142 | } ipl_info; | ||
143 | } __attribute__((packed)); | ||
144 | |||
145 | #define IPL_PARM_BLK_FCP_LEN (sizeof(struct ipl_list_hdr) + \ | ||
146 | sizeof(struct ipl_block_fcp)) | ||
147 | |||
148 | #define IPL_PARM_BLK_CCW_LEN (sizeof(struct ipl_list_hdr) + \ | ||
149 | sizeof(struct ipl_block_ccw)) | ||
150 | |||
151 | #define IPL_MAX_SUPPORTED_VERSION (0) | ||
152 | |||
153 | /* | ||
154 | * IPL validity flags and parameters as detected in head.S | ||
155 | */ | ||
156 | extern u32 ipl_flags; | ||
157 | extern u16 ipl_devno; | ||
158 | |||
159 | extern void do_reipl(void); | ||
160 | extern void ipl_save_parameters(void); | ||
161 | |||
162 | enum { | ||
163 | IPL_DEVNO_VALID = 1, | ||
164 | IPL_PARMBLOCK_VALID = 2, | ||
165 | IPL_NSS_VALID = 4, | ||
166 | }; | ||
167 | |||
168 | #define NSS_NAME_SIZE 8 | 99 | #define NSS_NAME_SIZE 8 |
169 | |||
170 | extern char kernel_nss_name[]; | 100 | extern char kernel_nss_name[]; |
171 | 101 | ||
172 | #define IPL_PARMBLOCK_START ((struct ipl_parameter_block *) \ | ||
173 | IPL_PARMBLOCK_ORIGIN) | ||
174 | #define IPL_PARMBLOCK_SIZE (IPL_PARMBLOCK_START->hdr.len) | ||
175 | |||
176 | #else /* __ASSEMBLY__ */ | 102 | #else /* __ASSEMBLY__ */ |
177 | 103 | ||
178 | #ifndef __s390x__ | 104 | #ifndef __s390x__ |