diff options
| author | David Hildenbrand <dahi@linux.vnet.ibm.com> | 2015-02-24 15:51:55 +0100 |
|---|---|---|
| committer | Christian Borntraeger <borntraeger@de.ibm.com> | 2015-11-30 12:47:11 +0100 |
| commit | 8dfd523f8523779210038264259546299a8398e9 (patch) | |
| tree | 26c0f198f3b744e422bb898093591dc3ed73a9f7 | |
| parent | 4215825eeb1f704d1bd327ca01fb753b53ea34d3 (diff) | |
| download | op-kernel-dev-8dfd523f8523779210038264259546299a8398e9.zip op-kernel-dev-8dfd523f8523779210038264259546299a8398e9.tar.gz | |
s390/sclp: introduce check for SIE
This patch adds a way to check if the SIE with zArchitecture support is
available.
Acked-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Acked-by: Cornelia Huck <cornelia.huck@de.ibm.com>
Signed-off-by: David Hildenbrand <dahi@linux.vnet.ibm.com>
Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com>
| -rw-r--r-- | arch/s390/include/asm/sclp.h | 6 | ||||
| -rw-r--r-- | drivers/s390/char/sclp_early.c | 1 |
2 files changed, 6 insertions, 1 deletions
diff --git a/arch/s390/include/asm/sclp.h b/arch/s390/include/asm/sclp.h index 8324abb..dea883f 100644 --- a/arch/s390/include/asm/sclp.h +++ b/arch/s390/include/asm/sclp.h @@ -29,7 +29,10 @@ struct sclp_ipl_info { struct sclp_core_entry { u8 core_id; - u8 reserved0[2]; + u8 reserved0; + u8 : 4; + u8 sief2 : 1; + u8 : 3; u8 : 3; u8 siif : 1; u8 sigpif : 1; @@ -55,6 +58,7 @@ struct sclp_info { unsigned char has_sprp : 1; unsigned char has_hvs : 1; unsigned char has_esca : 1; + unsigned char has_sief2 : 1; unsigned int ibc; unsigned int mtid; unsigned int mtid_cp; diff --git a/drivers/s390/char/sclp_early.c b/drivers/s390/char/sclp_early.c index ff1e1bb..e0a1f4e 100644 --- a/drivers/s390/char/sclp_early.c +++ b/drivers/s390/char/sclp_early.c @@ -136,6 +136,7 @@ static void __init sclp_facilities_detect(struct read_info_sccb *sccb) continue; sclp.has_siif = cpue->siif; sclp.has_sigpif = cpue->sigpif; + sclp.has_sief2 = cpue->sief2; break; } |
