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authorClaudio Imbrenda <imbrenda@linux.vnet.ibm.com>2018-02-23 18:42:57 +0100
committerCornelia Huck <cohuck@redhat.com>2018-03-08 15:49:23 +0100
commit1ffed98f244bd005aef053be968e2ed939e91396 (patch)
treeef8f7a669ce10585adeb7216169cf650300c49d1 /include/hw/s390x
parentbc61c8c626d17970b8fdd48a2f044b92418500e0 (diff)
s390x/sclp: clean up sclp masks
Introduce an sccb_mask_t to be used for SCLP event masks instead of just unsigned int or uint32_t. This will allow later to extend the mask with more ease. Signed-off-by: Claudio Imbrenda <imbrenda@linux.vnet.ibm.com> Message-Id: <1519407778-23095-3-git-send-email-imbrenda@linux.vnet.ibm.com> Reviewed-by: Christian Borntraeger <borntraeger@de.ibm.com> Signed-off-by: Cornelia Huck <cohuck@redhat.com>
Diffstat (limited to 'include/hw/s390x')
-rw-r--r--include/hw/s390x/event-facility.h22
1 files changed, 13 insertions, 9 deletions
diff --git a/include/hw/s390x/event-facility.h b/include/hw/s390x/event-facility.h
index b913f85edc..5698e5e96c 100644
--- a/include/hw/s390x/event-facility.h
+++ b/include/hw/s390x/event-facility.h
@@ -28,12 +28,14 @@
#define SCLP_EVENT_SIGNAL_QUIESCE 0x1d
/* SCLP event masks */
-#define SCLP_EVENT_MASK_SIGNAL_QUIESCE 0x00000008
-#define SCLP_EVENT_MASK_MSG_ASCII 0x00000040
-#define SCLP_EVENT_MASK_CONFIG_MGT_DATA 0x10000000
-#define SCLP_EVENT_MASK_OP_CMD 0x80000000
-#define SCLP_EVENT_MASK_MSG 0x40000000
-#define SCLP_EVENT_MASK_PMSGCMD 0x00800000
+#define SCLP_EVMASK(T) (1ULL << (sizeof(sccb_mask_t) * 8 - (T)))
+
+#define SCLP_EVENT_MASK_OP_CMD SCLP_EVMASK(SCLP_EVENT_OPRTNS_COMMAND)
+#define SCLP_EVENT_MASK_MSG SCLP_EVMASK(SCLP_EVENT_MESSAGE)
+#define SCLP_EVENT_MASK_CONFIG_MGT_DATA SCLP_EVMASK(SCLP_EVENT_CONFIG_MGT_DATA)
+#define SCLP_EVENT_MASK_PMSGCMD SCLP_EVMASK(SCLP_EVENT_PMSGCMD)
+#define SCLP_EVENT_MASK_MSG_ASCII SCLP_EVMASK(SCLP_EVENT_ASCII_CONSOLE_DATA)
+#define SCLP_EVENT_MASK_SIGNAL_QUIESCE SCLP_EVMASK(SCLP_EVENT_SIGNAL_QUIESCE)
#define SCLP_UNCONDITIONAL_READ 0x00
#define SCLP_SELECTIVE_READ 0x01
@@ -71,6 +73,8 @@ typedef struct WriteEventMask {
#define WEM_RECEIVE_MASK(wem, mask_len) ((wem)->masks + 2 * (mask_len))
#define WEM_SEND_MASK(wem, mask_len) ((wem)->masks + 3 * (mask_len))
+typedef uint32_t sccb_mask_t;
+
typedef struct EventBufferHeader {
uint16_t length;
uint8_t type;
@@ -160,7 +164,7 @@ typedef struct WriteEventData {
typedef struct ReadEventData {
SCCBHeader h;
union {
- uint32_t mask;
+ sccb_mask_t mask;
EventBufferHeader ebh;
};
} QEMU_PACKED ReadEventData;
@@ -176,10 +180,10 @@ typedef struct SCLPEventClass {
int (*init)(SCLPEvent *event);
/* get SCLP's send mask */
- unsigned int (*get_send_mask)(void);
+ sccb_mask_t (*get_send_mask)(void);
/* get SCLP's receive mask */
- unsigned int (*get_receive_mask)(void);
+ sccb_mask_t (*get_receive_mask)(void);
int (*read_event_data)(SCLPEvent *event, EventBufferHeader *evt_buf_hdr,
int *slen);