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[for-2.8,23/38] s390x/sclp: introduce sclp feature blocks

Message ID 20160829114530.10842-24-cornelia.huck@de.ibm.com (mailing list archive)
State New, archived
Headers show

Commit Message

Cornelia Huck Aug. 29, 2016, 11:45 a.m. UTC 
From: David Hildenbrand <dahi@linux.vnet.ibm.com>

The sclp "read cpu info" and "read scp info" commands can include
features for the cpu info and configuration characteristics (extended),
decribing some advanced features available in the configuration.

Acked-by: Cornelia Huck <cornelia.huck@de.ibm.com>
Signed-off-by: David Hildenbrand <dahi@linux.vnet.ibm.com>
Message-Id: <1472062266-53206-15-git-send-email-dahi@linux.vnet.ibm.com>
Signed-off-by: Cornelia Huck <cornelia.huck@de.ibm.com>
---
 include/hw/s390x/sclp.h | 12 +++++++++---
 1 file changed, 9 insertions(+), 3 deletions(-)
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Patch

diff --git a/include/hw/s390x/sclp.h b/include/hw/s390x/sclp.h
index ba28d1d..30a40ea 100644
--- a/include/hw/s390x/sclp.h
+++ b/include/hw/s390x/sclp.h
@@ -98,11 +98,14 @@  typedef struct SCCBHeader {
 } QEMU_PACKED SCCBHeader;
 
 #define SCCB_DATA_LEN (SCCB_SIZE - sizeof(SCCBHeader))
+#define SCCB_CPU_FEATURE_LEN 6
 
 /* CPU information */
 typedef struct CPUEntry {
     uint8_t address;
-    uint8_t reserved0[13];
+    uint8_t reserved0;
+    uint8_t features[SCCB_CPU_FEATURE_LEN];
+    uint8_t reserved2[6];
     uint8_t type;
     uint8_t reserved1;
 } QEMU_PACKED CPUEntry;
@@ -118,10 +121,13 @@  typedef struct ReadInfo {
     uint8_t  loadparm[8];               /* 24-31 */
     uint8_t  _reserved3[48 - 32];       /* 32-47 */
     uint64_t facilities;                /* 48-55 */
-    uint8_t  _reserved0[100 - 56];
+    uint8_t  _reserved0[80 - 56];       /* 56-79 */
+    uint8_t  conf_char[96 - 80];        /* 80-95 */
+    uint8_t  _reserved4[100 - 96];      /* 96-99 */
     uint32_t rnsize2;
     uint64_t rnmax2;
-    uint8_t  _reserved4[120-112];       /* 112-119 */
+    uint8_t  _reserved6[116 - 112];     /* 112-115 */
+    uint8_t  conf_char_ext[120 - 116];   /* 116-119 */
     uint16_t highest_cpu;
     uint8_t  _reserved5[128 - 122];     /* 122-127 */
     struct CPUEntry entries[0];