diff options
Diffstat (limited to 'xen/include/public/io/vmx_vlapic.h')
| -rw-r--r-- | xen/include/public/io/vmx_vlapic.h | 57 |
1 files changed, 57 insertions, 0 deletions
diff --git a/xen/include/public/io/vmx_vlapic.h b/xen/include/public/io/vmx_vlapic.h new file mode 100644 index 0000000000..c414329628 --- /dev/null +++ b/xen/include/public/io/vmx_vlapic.h @@ -0,0 +1,57 @@ +#ifndef _VMX_VLAPIC_H +#define _VMX_VLAPIC_H + +/* + We extended one bit for PIC type + */ +#define VLAPIC_DELIV_MODE_FIXED 0x0 +#define VLAPIC_DELIV_MODE_LPRI 0x1 +#define VLAPIC_DELIV_MODE_SMI 0x2 +#define VLAPIC_DELIV_MODE_NMI 0x4 +#define VLAPIC_DELIV_MODE_INIT 0x5 +#define VLAPIC_DELIV_MODE_STARTUP 0x6 +#define VLAPIC_DELIV_MODE_EXT 0x7 +#define VLAPIC_DELIV_MODE_MASK 0x8 + +#define VLAPIC_MSG_LEVEL 4 + +#define INTR_EXT 0 +#define INTR_APIC 1 +#define INTR_LAPIC 2 + +#define VL_STATE_EOI 1 +#define VL_STATE_EXT_LOCK 2 +#define VL_STATE_MSG_LOCK 3 +#define VL_STATE_EOI_LOCK 3 + +#define VLOCAL_APIC_MAX_INTS 256 +#define VLAPIC_INT_COUNT (VLOCAL_APIC_MAX_INTS/(BITS_PER_BYTE * sizeof(u64))) +#define VLAPIC_INT_COUNT_32 (VLOCAL_APIC_MAX_INTS/(BITS_PER_BYTE * sizeof(u32))) + +struct vapic_bus_message{ + u8 deliv_mode:4; /* deliver mode, including fixed, LPRI, etc */ + u8 level:1; /* level or edge */ + u8 trig_mod:1; /* assert or disassert */ + u8 reserved:2; + u8 vector; +}; + +typedef struct { + /* interrupt for PIC and ext type IOAPIC interrupt */ + u64 vl_ext_intr[VLAPIC_INT_COUNT]; + u64 vl_ext_intr_mask[VLAPIC_INT_COUNT]; + u64 vl_apic_intr[VLAPIC_INT_COUNT]; + u64 vl_apic_tmr[VLAPIC_INT_COUNT]; + u64 vl_eoi[VLAPIC_INT_COUNT]; + u32 vl_lapic_id; + u32 direct_intr; + u32 vl_apr; + u32 vl_logical_dest; + u32 vl_dest_format; + u32 vl_arb_id; + u32 vl_state; + u32 apic_msg_count; + struct vapic_bus_message vl_apic_msg[24]; +} vlapic_info; + +#endif /* _VMX_VLAPIC_H_ */ |