diff options
| author | Christian Borntraeger <borntraeger@de.ibm.com> | 2008-03-25 20:47:15 +0300 |
|---|---|---|
| committer | Avi Kivity <avi@qumranet.com> | 2008-04-27 13:00:41 +0400 |
| commit | 8a88ac6183975c73c65b45f365f6f3b875c1348b (patch) | |
| tree | d921046d5cdc8818abec6c7fa39432b89fb205e3 /include/asm-s390 | |
| parent | 5b7baf05783b1ac97a510243d7e82293416a7cf6 (diff) | |
| download | linux-8a88ac6183975c73c65b45f365f6f3b875c1348b.tar.xz | |
s390: KVM preparation: address of the 64bit extint parm in lowcore
The address 0x11b8 is used by z/VM for pfault and diag 250 I/O to
provide a 64 bit extint parameter. virtio uses the same address, so
its time to update the lowcore structure.
Acked-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com>
Signed-off-by: Carsten Otte <cotte@de.ibm.com>
Signed-off-by: Avi Kivity <avi@qumranet.com>
Diffstat (limited to 'include/asm-s390')
| -rw-r--r-- | include/asm-s390/lowcore.h | 15 |
1 files changed, 10 insertions, 5 deletions
diff --git a/include/asm-s390/lowcore.h b/include/asm-s390/lowcore.h index 5de3efb31445..0bc51d52a899 100644 --- a/include/asm-s390/lowcore.h +++ b/include/asm-s390/lowcore.h @@ -381,27 +381,32 @@ struct _lowcore /* whether the kernel died with panic() or not */ __u32 panic_magic; /* 0xe00 */ - __u8 pad13[0x1200-0xe04]; /* 0xe04 */ + __u8 pad13[0x11b8-0xe04]; /* 0xe04 */ + + /* 64 bit extparam used for pfault, diag 250 etc */ + __u64 ext_params2; /* 0x11B8 */ + + __u8 pad14[0x1200-0x11C0]; /* 0x11C0 */ /* System info area */ __u64 floating_pt_save_area[16]; /* 0x1200 */ __u64 gpregs_save_area[16]; /* 0x1280 */ __u32 st_status_fixed_logout[4]; /* 0x1300 */ - __u8 pad14[0x1318-0x1310]; /* 0x1310 */ + __u8 pad15[0x1318-0x1310]; /* 0x1310 */ __u32 prefixreg_save_area; /* 0x1318 */ __u32 fpt_creg_save_area; /* 0x131c */ - __u8 pad15[0x1324-0x1320]; /* 0x1320 */ + __u8 pad16[0x1324-0x1320]; /* 0x1320 */ __u32 tod_progreg_save_area; /* 0x1324 */ __u32 cpu_timer_save_area[2]; /* 0x1328 */ __u32 clock_comp_save_area[2]; /* 0x1330 */ - __u8 pad16[0x1340-0x1338]; /* 0x1338 */ + __u8 pad17[0x1340-0x1338]; /* 0x1338 */ __u32 access_regs_save_area[16]; /* 0x1340 */ __u64 cregs_save_area[16]; /* 0x1380 */ /* align to the top of the prefix area */ - __u8 pad17[0x2000-0x1400]; /* 0x1400 */ + __u8 pad18[0x2000-0x1400]; /* 0x1400 */ #endif /* !__s390x__ */ } __attribute__((packed)); /* End structure*/ |