L4virtio::Virtqueue::Desc::Flags Struct Reference

Type for descriptor flags. More...

#include <virtqueue>

Collaboration diagram for L4virtio::Virtqueue::Desc::Flags:

Public Member Functions
	Flags (l4_uint16_t v)
	Make Flags from raw 16bit value.

Data Fields
l4_uint16_t	raw
	raw flags value of a virtio descriptor.
typedef cxx::Bitfield< decltype(raw), 0, 0 >	next_bfm_t
	Part of a descriptor chain which is continued with the next field.
constexpr next_bfm_t::Val	next () const
	Get the next bits (0 to 0) of raw.
constexpr next_bfm_t::Ref	next ()
	Get a reference to the next bits (0 to 0) of raw.
typedef cxx::Bitfield< decltype(raw), 1, 1 >	write_bfm_t
	Block described by this descriptor is writeable.
constexpr write_bfm_t::Val	write () const
	Get the write bits (1 to 1) of raw.
constexpr write_bfm_t::Ref	write ()
	Get a reference to the write bits (1 to 1) of raw.
typedef cxx::Bitfield< decltype(raw), 2, 2 >	indirect_bfm_t
	Indirect descriptor, block contains a list of descriptors.
constexpr indirect_bfm_t::Val	indirect () const
	Get the indirect bits (2 to 2) of raw.
constexpr indirect_bfm_t::Ref	indirect ()
	Get a reference to the indirect bits (2 to 2) of raw.

Detailed Description

Type for descriptor flags.

Definition at line 92 of file virtqueue.

Member Typedef Documentation

indirect_bfm_t

typedef cxx::Bitfield<decltype(raw), 2, 2> L4virtio::Virtqueue::Desc::Flags::indirect_bfm_t

Indirect descriptor, block contains a list of descriptors.

Type to access the indirect bits (2 to 2) of raw.

Definition at line 105 of file virtqueue.

next_bfm_t

typedef cxx::Bitfield<decltype(raw), 0, 0> L4virtio::Virtqueue::Desc::Flags::next_bfm_t

Part of a descriptor chain which is continued with the next field.

Type to access the next bits (0 to 0) of raw.

Definition at line 101 of file virtqueue.

write_bfm_t

typedef cxx::Bitfield<decltype(raw), 1, 1> L4virtio::Virtqueue::Desc::Flags::write_bfm_t

Block described by this descriptor is writeable.

Type to access the write bits (1 to 1) of raw.

Definition at line 103 of file virtqueue.

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The documentation for this struct was generated from the following file:

• l4/l4virtio/virtqueue