diff options
author | Timos Ampelikiotis <t.ampelikiotis@virtualopensystems.com> | 2023-10-10 11:40:56 +0000 |
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committer | Timos Ampelikiotis <t.ampelikiotis@virtualopensystems.com> | 2023-10-10 11:40:56 +0000 |
commit | e02cda008591317b1625707ff8e115a4841aa889 (patch) | |
tree | aee302e3cf8b59ec2d32ec481be3d1afddfc8968 /include/hw/i386/apic-msidef.h | |
parent | cc668e6b7e0ffd8c9d130513d12053cf5eda1d3b (diff) |
Introduce Virtio-loopback epsilon release:
Epsilon release introduces a new compatibility layer which make virtio-loopback
design to work with QEMU and rust-vmm vhost-user backend without require any
changes.
Signed-off-by: Timos Ampelikiotis <t.ampelikiotis@virtualopensystems.com>
Change-Id: I52e57563e08a7d0bdc002f8e928ee61ba0c53dd9
Diffstat (limited to 'include/hw/i386/apic-msidef.h')
-rw-r--r-- | include/hw/i386/apic-msidef.h | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/include/hw/i386/apic-msidef.h b/include/hw/i386/apic-msidef.h new file mode 100644 index 000000000..420b41167 --- /dev/null +++ b/include/hw/i386/apic-msidef.h @@ -0,0 +1,31 @@ +#ifndef HW_APIC_MSIDEF_H +#define HW_APIC_MSIDEF_H + +/* + * Intel APIC constants: from include/asm/msidef.h + */ + +/* + * Shifts for MSI data + */ + +#define MSI_DATA_VECTOR_SHIFT 0 +#define MSI_DATA_VECTOR_MASK 0x000000ff + +#define MSI_DATA_DELIVERY_MODE_SHIFT 8 +#define MSI_DATA_LEVEL_SHIFT 14 +#define MSI_DATA_TRIGGER_SHIFT 15 + +/* + * Shift/mask fields for msi address + */ + +#define MSI_ADDR_DEST_MODE_SHIFT 2 + +#define MSI_ADDR_REDIRECTION_SHIFT 3 + +#define MSI_ADDR_DEST_ID_SHIFT 12 +#define MSI_ADDR_DEST_IDX_SHIFT 4 +#define MSI_ADDR_DEST_ID_MASK 0x000ff000 + +#endif /* HW_APIC_MSIDEF_H */ |