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[Qemu-devel] [PATCH 07/10] s390x/cpumodel: deflate
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From: |
Christian Borntraeger |
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Subject: |
[Qemu-devel] [PATCH 07/10] s390x/cpumodel: deflate |
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Date: |
Thu, 18 Apr 2019 13:31:07 +0200 |
add the deflate conversion facility.
Signed-off-by: Christian Borntraeger <address@hidden>
---
target/s390x/cpu_features.c | 9 +++++++++
target/s390x/cpu_features.h | 1 +
target/s390x/cpu_features_def.h | 7 +++++++
target/s390x/gen-features.c | 12 ++++++++++++
target/s390x/kvm.c | 6 ++++++
5 files changed, 35 insertions(+)
diff --git a/target/s390x/cpu_features.c b/target/s390x/cpu_features.c
index e0a4769c19..5f37e655fe 100644
--- a/target/s390x/cpu_features.c
+++ b/target/s390x/cpu_features.c
@@ -110,6 +110,7 @@ static const S390FeatDef s390_features[] = {
FEAT_INIT("cmmnt", S390_FEAT_TYPE_STFL, 147, "CMM: ESSA-enhancement (no
translate) facility"),
FEAT_INIT("vxeh2", S390_FEAT_TYPE_STFL, 148, "Vector Enhancements facility
2"),
FEAT_INIT("esort-base", S390_FEAT_TYPE_STFL, 150, "Enhanced-sort facility
(excluding subfunctions)"),
+ FEAT_INIT("deflate-base", S390_FEAT_TYPE_STFL, 151, "Deflate-conversion
facility (excluding subfunctions)"),
FEAT_INIT("vxbeh", S390_FEAT_TYPE_STFL, 152, "Vector BCD enhancements
facility 1"),
FEAT_INIT("msa9-base", S390_FEAT_TYPE_STFL, 155,
"Message-security-assist-extension-9 facility (excluding subfunctions)"),
FEAT_INIT("etoken", S390_FEAT_TYPE_STFL, 156, "Etoken facility"),
@@ -347,6 +348,11 @@ static const S390FeatDef s390_features[] = {
FEAT_INIT("sortl-32", S390_FEAT_TYPE_SORTL, 130, "SORTL 32 input lists"),
FEAT_INIT("sortl-128", S390_FEAT_TYPE_SORTL, 132, "SORTL 128 input lists"),
FEAT_INIT("sortl-f0", S390_FEAT_TYPE_SORTL, 192, "SORTL format 0
parameter-block"),
+
+ FEAT_INIT("dfltcc-gdht", S390_FEAT_TYPE_DFLTCC, 1, "DFLTCC GDHT"),
+ FEAT_INIT("dfltcc-cmpr", S390_FEAT_TYPE_DFLTCC, 2, "DFLTCC CMPR"),
+ FEAT_INIT("dfltcc-xpnd", S390_FEAT_TYPE_DFLTCC, 4, "DFLTCC XPND"),
+ FEAT_INIT("dfltcc-f0", S390_FEAT_TYPE_DFLTCC, 192, "DFLTCC format 0
parameter-block"),
};
const S390FeatDef *s390_feat_def(S390Feat feat)
@@ -411,6 +417,7 @@ void s390_fill_feat_block(const S390FeatBitmap features,
S390FeatType type,
case S390_FEAT_TYPE_KMA:
case S390_FEAT_TYPE_KDSA:
case S390_FEAT_TYPE_SORTL:
+ case S390_FEAT_TYPE_DFLTCC:
set_be_bit(0, data); /* query is always available */
break;
default:
@@ -439,6 +446,7 @@ void s390_add_from_feat_block(S390FeatBitmap features,
S390FeatType type,
break;
case S390_FEAT_TYPE_PLO:
case S390_FEAT_TYPE_SORTL:
+ case S390_FEAT_TYPE_DFLTCC:
nr_bits = 256;
break;
default:
@@ -511,6 +519,7 @@ static S390FeatGroupDef s390_feature_groups[] = {
FEAT_GROUP_INIT("msa9_pckmo", MSA_EXT_9_PCKMO,
"Message-security-assist-extension 9 PCKMO subfunctions"),
FEAT_GROUP_INIT("mepochptff", MULTIPLE_EPOCH_PTFF, "PTFF enhancements
introduced with Multiple-epoch facility"),
FEAT_GROUP_INIT("esort", ENH_SORT, "Enhanced-sort facility"),
+ FEAT_GROUP_INIT("deflate", DEFLATE_CONVERSION, "Deflate-conversion
facility"),
};
const S390FeatGroupDef *s390_feat_group_def(S390FeatGroup group)
diff --git a/target/s390x/cpu_features.h b/target/s390x/cpu_features.h
index 3b8c5b25dd..da695a8346 100644
--- a/target/s390x/cpu_features.h
+++ b/target/s390x/cpu_features.h
@@ -41,6 +41,7 @@ typedef enum {
S390_FEAT_TYPE_KMA,
S390_FEAT_TYPE_KDSA,
S390_FEAT_TYPE_SORTL,
+ S390_FEAT_TYPE_DFLTCC,
} S390FeatType;
/* Definition of a CPU feature */
diff --git a/target/s390x/cpu_features_def.h b/target/s390x/cpu_features_def.h
index bb8585847f..292b17b35d 100644
--- a/target/s390x/cpu_features_def.h
+++ b/target/s390x/cpu_features_def.h
@@ -98,6 +98,7 @@ typedef enum {
S390_FEAT_CMM_NT,
S390_FEAT_VECTOR_ENH2,
S390_FEAT_ESORT_BASE,
+ S390_FEAT_DEFLATE_BASE,
S390_FEAT_VECTOR_BCD_ENH,
S390_FEAT_MSA_EXT_9,
S390_FEAT_ETOKEN,
@@ -354,6 +355,12 @@ typedef enum {
S390_FEAT_SORTL_128,
S390_FEAT_SORTL_F0,
+ /* DEFLATE */
+ S390_FEAT_DEFLATE_GHDT,
+ S390_FEAT_DEFLATE_CMPR,
+ S390_FEAT_DEFLATE_XPND,
+ S390_FEAT_DEFLATE_F0,
+
S390_FEAT_MAX,
} S390Feat;
diff --git a/target/s390x/gen-features.c b/target/s390x/gen-features.c
index 3db323fc0c..170226d3dd 100644
--- a/target/s390x/gen-features.c
+++ b/target/s390x/gen-features.c
@@ -254,6 +254,13 @@
S390_FEAT_SORTL_F0
+#define S390_FEAT_GROUP_DEFLATE_CONVERSION \
+ S390_FEAT_DEFLATE_BASE, \
+ S390_FEAT_DEFLATE_GHDT, \
+ S390_FEAT_DEFLATE_CMPR, \
+ S390_FEAT_DEFLATE_XPND, \
+ S390_FEAT_DEFLATE_F0
+
/* cpu feature groups */
static uint16_t group_PLO[] = {
S390_FEAT_GROUP_PLO,
@@ -307,6 +314,10 @@ static uint16_t group_ENH_SORT[] = {
S390_FEAT_GROUP_ENH_SORT,
};
+static uint16_t group_DEFLATE_CONVERSION[] = {
+ S390_FEAT_GROUP_DEFLATE_CONVERSION,
+};
+
/* Base features (in order of release)
* Only non-hypervisor managed features belong here.
* Base feature sets are static meaning they do not change in future QEMU
@@ -765,6 +776,7 @@ static FeatGroupDefSpec FeatGroupDef[] = {
FEAT_GROUP_INITIALIZER(MSA_EXT_9_PCKMO),
FEAT_GROUP_INITIALIZER(MULTIPLE_EPOCH_PTFF),
FEAT_GROUP_INITIALIZER(ENH_SORT),
+ FEAT_GROUP_INITIALIZER(DEFLATE_CONVERSION),
};
#define QEMU_FEAT_INITIALIZER(_name) \
diff --git a/target/s390x/kvm.c b/target/s390x/kvm.c
index 7681492c41..db9108b63c 100644
--- a/target/s390x/kvm.c
+++ b/target/s390x/kvm.c
@@ -2086,6 +2086,9 @@ static int query_cpu_subfunc(S390FeatBitmap features)
if (test_bit(S390_FEAT_ESORT_BASE, features)) {
s390_add_from_feat_block(features, S390_FEAT_TYPE_SORTL, prop.sortl);
}
+ if (test_bit(S390_FEAT_DEFLATE_BASE, features)) {
+ s390_add_from_feat_block(features, S390_FEAT_TYPE_DFLTCC, prop.dfltcc);
+ }
return 0;
}
@@ -2136,6 +2139,9 @@ static int configure_cpu_subfunc(const S390FeatBitmap
features)
if (test_bit(S390_FEAT_ESORT_BASE, features)) {
s390_fill_feat_block(features, S390_FEAT_TYPE_SORTL, prop.sortl);
}
+ if (test_bit(S390_FEAT_DEFLATE_BASE, features)) {
+ s390_fill_feat_block(features, S390_FEAT_TYPE_DFLTCC, prop.dfltcc);
+ }
return kvm_vm_ioctl(kvm_state, KVM_SET_DEVICE_ATTR, &attr);
}
--
2.19.1