diff options
Diffstat (limited to 'include/hw/s390x')
| -rw-r--r-- | include/hw/s390x/s390_flic.h | 57 |
1 files changed, 48 insertions, 9 deletions
diff --git a/include/hw/s390x/s390_flic.h b/include/hw/s390x/s390_flic.h index 7aab6ef7f0..4687ecfe83 100644 --- a/include/hw/s390x/s390_flic.h +++ b/include/hw/s390x/s390_flic.h @@ -16,6 +16,7 @@ #include "hw/sysbus.h" #include "hw/s390x/adapter.h" #include "hw/virtio/virtio.h" +#include "qemu/queue.h" /* * Reserve enough gsis to accommodate all virtio devices. @@ -66,6 +67,11 @@ typedef struct S390FLICStateClass { int (*modify_ais_mode)(S390FLICState *fs, uint8_t isc, uint16_t mode); int (*inject_airq)(S390FLICState *fs, uint8_t type, uint8_t isc, uint8_t flags); + void (*inject_service)(S390FLICState *fs, uint32_t parm); + void (*inject_io)(S390FLICState *fs, uint16_t subchannel_id, + uint16_t subchannel_nr, uint32_t io_int_parm, + uint32_t io_int_word); + void (*inject_crw_mchk)(S390FLICState *fs); } S390FLICStateClass; #define TYPE_KVM_S390_FLIC "s390-flic-kvm" @@ -80,24 +86,57 @@ typedef struct S390FLICStateClass { #define SIC_IRQ_MODE_SINGLE 1 #define AIS_MODE_MASK(isc) (0x80 >> isc) +#define ISC_TO_PENDING_IO(_isc) (0x80 >> (_isc)) +#define CR6_TO_PENDING_IO(_cr6) (((_cr6) >> 24) & 0xff) + +/* organize the ISC bits so that the macros above work */ +#define FLIC_PENDING_IO_ISC7 (1 << 0) +#define FLIC_PENDING_IO_ISC6 (1 << 1) +#define FLIC_PENDING_IO_ISC5 (1 << 2) +#define FLIC_PENDING_IO_ISC4 (1 << 3) +#define FLIC_PENDING_IO_ISC3 (1 << 4) +#define FLIC_PENDING_IO_ISC2 (1 << 5) +#define FLIC_PENDING_IO_ISC1 (1 << 6) +#define FLIC_PENDING_IO_ISC0 (1 << 7) +#define FLIC_PENDING_SERVICE (1 << 8) +#define FLIC_PENDING_MCHK_CR (1 << 9) + +#define FLIC_PENDING_IO (FLIC_PENDING_IO_ISC0 | FLIC_PENDING_IO_ISC1 | \ + FLIC_PENDING_IO_ISC2 | FLIC_PENDING_IO_ISC3 | \ + FLIC_PENDING_IO_ISC4 | FLIC_PENDING_IO_ISC5 | \ + FLIC_PENDING_IO_ISC6 | FLIC_PENDING_IO_ISC7) + +typedef struct QEMUS390FlicIO { + uint16_t id; + uint16_t nr; + uint32_t parm; + uint32_t word; + QLIST_ENTRY(QEMUS390FlicIO) next; +} QEMUS390FlicIO; + typedef struct QEMUS390FLICState { S390FLICState parent_obj; + uint32_t pending; + uint32_t service_param; uint8_t simm; uint8_t nimm; + QLIST_HEAD(, QEMUS390FlicIO) io[8]; } QEMUS390FLICState; +uint32_t qemu_s390_flic_dequeue_service(QEMUS390FLICState *flic); +QEMUS390FlicIO *qemu_s390_flic_dequeue_io(QEMUS390FLICState *flic, + uint64_t cr6); +void qemu_s390_flic_dequeue_crw_mchk(QEMUS390FLICState *flic); +bool qemu_s390_flic_has_service(QEMUS390FLICState *flic); +bool qemu_s390_flic_has_io(QEMUS390FLICState *fs, uint64_t cr6); +bool qemu_s390_flic_has_crw_mchk(QEMUS390FLICState *flic); +bool qemu_s390_flic_has_any(QEMUS390FLICState *flic); + void s390_flic_init(void); S390FLICState *s390_get_flic(void); +QEMUS390FLICState *s390_get_qemu_flic(S390FLICState *fs); +S390FLICStateClass *s390_get_flic_class(S390FLICState *fs); bool ais_needed(void *opaque); -#ifdef CONFIG_KVM -DeviceState *s390_flic_kvm_create(void); -#else -static inline DeviceState *s390_flic_kvm_create(void) -{ - return NULL; -} -#endif - #endif /* HW_S390_FLIC_H */ |