On 3/1/21 4:32 PM, Janosch Frank wrote:
On 3/1/21 12:47 PM, Pierre Morel wrote:
We implement the call of the Set CHannel Monitor instruction,
starting the monitoring of the all Channel Sub System, and
initializing channel subsystem monitoring.
Initial tests report the presence of the extended measurement block
feature, and verify the error reporting of the hypervisor for SCHM.
Acked-by: Janosch Frank <frankja@xxxxxxxxxxxxx>
Signed-off-by: Pierre Morel <pmorel@xxxxxxxxxxxxx>
Reviewed-by: Cornelia Huck <cohuck@xxxxxxxxxx>
---
lib/s390x/css.h | 12 ++++++++++++
s390x/css.c | 35 +++++++++++++++++++++++++++++++++++
2 files changed, 47 insertions(+)
diff --git a/lib/s390x/css.h b/lib/s390x/css.h
index 1cb3de2..b8ac363 100644
--- a/lib/s390x/css.h
+++ b/lib/s390x/css.h
@@ -310,6 +310,7 @@ struct chsc_scsc {
uint32_t res_04[2];
struct chsc_header res;
uint32_t res_fmt;
+#define CSSC_EXTENDED_MEASUREMENT_BLOCK 48
uint64_t general_char[255];
uint64_t chsc_char[254];
};
@@ -360,6 +361,17 @@ bool chsc(void *p, uint16_t code, uint16_t len);
#define css_general_feature(bit) test_bit_inv(bit, chsc_scsc->general_char)
#define css_chsc_feature(bit) test_bit_inv(bit, chsc_scsc->chsc_char)
css_test_general_feature(bit)
css_test_chsc_feature(bit)
?
Yes,
Thanks,
Pierre
--
Pierre Morel
IBM Lab Boeblingen
