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__ |
