1 files changed, 0 insertions, 365 deletions
diff --git a/qemu/roms/ipxe/src/drivers/net/netvsc.h b/qemu/roms/ipxe/src/drivers/net/netvsc.h
deleted file mode 100644
index 39eeb891c..000000000
--- a/qemu/roms/ipxe/src/drivers/net/netvsc.h
+++ /dev/null
@@ -1,365 +0,0 @@
-#ifndef _NETVSC_H
-#define _NETVSC_H
-
-/** @file
- *
- * Hyper-V network virtual service client
- *
- */
-
-FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL );
-
-/** Maximum supported NetVSC message length */
-#define NETVSC_MTU 512
-
-/** Maximum time to wait for a transaction to complete
- *
- * This is a policy decision.
- */
-#define NETVSC_MAX_WAIT_MS 1000
-
-/** Number of transmit ring entries
- *
- * Must be a power of two.  This is a policy decision.  This value
- * must be sufficiently small to guarantee that we never run out of
- * space in the VMBus outbound ring buffer.
- */
-#define NETVSC_TX_NUM_DESC 32
-
-/** RX data buffer page set ID
- *
- * This is a policy decision.
- */
-#define NETVSC_RX_BUF_PAGESET 0xbead
-
-/** RX data buffer length
- *
- * This is a policy decision.
- */
-#define NETVSC_RX_BUF_LEN ( 16 * PAGE_SIZE )
-
-/** Base transaction ID
- *
- * This is a policy decision.
- */
-#define NETVSC_BASE_XID 0x18ae0000UL
-
-/** Relative transaction IDs */
-enum netvsc_xrid {
-	/** Transmit descriptors (one per transmit buffer ID) */
-	NETVSC_TX_BASE_XRID = 0,
-	/** Initialisation */
-	NETVSC_INIT_XRID = ( NETVSC_TX_BASE_XRID + NETVSC_TX_NUM_DESC ),
-	/** NDIS version */
-	NETVSC_NDIS_VERSION_XRID,
-	/** Establish receive buffer */
-	NETVSC_RX_ESTABLISH_XRID,
-	/** Revoke receive buffer */
-	NETVSC_RX_REVOKE_XRID,
-};
-
-/** NetVSC status codes */
-enum netvsc_status {
-	NETVSC_NONE = 0,
-	NETVSC_OK = 1,
-	NETVSC_FAIL = 2,
-	NETVSC_TOO_NEW = 3,
-	NETVSC_TOO_OLD = 4,
-	NETVSC_BAD_PACKET = 5,
-	NETVSC_BUSY = 6,
-	NETVSC_UNSUPPORTED = 7,
-};
-
-/** NetVSC message header */
-struct netvsc_header {
-	/** Type */
-	uint32_t type;
-} __attribute__ (( packed ));
-
-/** NetVSC initialisation message */
-#define NETVSC_INIT_MSG 1
-
-/** NetVSC initialisation message */
-struct netvsc_init_message {
-	/** Message header */
-	struct netvsc_header header;
-	/** Minimum supported protocol version */
-	uint32_t min;
-	/** Maximum supported protocol version */
-	uint32_t max;
-	/** Reserved */
-	uint8_t reserved[20];
-} __attribute__ (( packed ));
-
-/** Oldest known NetVSC protocol version */
-#define NETVSC_VERSION_1 2 /* sic */
-
-/** NetVSC initialisation completion */
-#define NETVSC_INIT_CMPLT 2
-
-/** NetVSC initialisation completion */
-struct netvsc_init_completion {
-	/** Message header */
-	struct netvsc_header header;
-	/** Protocol version */
-	uint32_t version;
-	/** Maximum memory descriptor list length */
-	uint32_t max_mdl_len;
-	/** Status */
-	uint32_t status;
-	/** Reserved */
-	uint8_t reserved[16];
-} __attribute__ (( packed ));
-
-/** NetVSC NDIS version message */
-#define NETVSC_NDIS_VERSION_MSG 100
-
-/** NetVSC NDIS version message */
-struct netvsc_ndis_version_message {
-	/** Message header */
-	struct netvsc_header header;
-	/** Major version */
-	uint32_t major;
-	/** Minor version */
-	uint32_t minor;
-	/** Reserved */
-	uint8_t reserved[20];
-} __attribute__ (( packed ));
-
-/** NetVSC NDIS major version */
-#define NETVSC_NDIS_MAJOR 6
-
-/** NetVSC NDIS minor version */
-#define NETVSC_NDIS_MINOR 1
-
-/** NetVSC establish receive data buffer message */
-#define NETVSC_RX_ESTABLISH_MSG 101
-
-/** NetVSC establish receive data buffer completion */
-#define NETVSC_RX_ESTABLISH_CMPLT 102
-
-/** NetVSC revoke receive data buffer message */
-#define NETVSC_RX_REVOKE_MSG 103
-
-/** NetVSC establish transmit data buffer message */
-#define NETVSC_TX_ESTABLISH_MSG 104
-
-/** NetVSC establish transmit data buffer completion */
-#define NETVSC_TX_ESTABLISH_CMPLT 105
-
-/** NetVSC revoke transmit data buffer message */
-#define NETVSC_TX_REVOKE_MSG 106
-
-/** NetVSC establish data buffer message */
-struct netvsc_establish_buffer_message {
-	/** Message header */
-	struct netvsc_header header;
-	/** GPADL ID */
-	uint32_t gpadl;
-	/** Page set ID */
-	uint16_t pageset;
-	/** Reserved */
-	uint8_t reserved[22];
-} __attribute__ (( packed ));
-
-/** NetVSC receive data buffer section */
-struct netvsc_rx_buffer_section {
-	/** Starting offset */
-	uint32_t start;
-	/** Subsection length */
-	uint32_t len;
-	/** Number of subsections */
-	uint32_t count;
-	/** Ending offset */
-	uint32_t end;
-} __attribute__ (( packed ));
-
-/** NetVSC establish receive data buffer completion */
-struct netvsc_rx_establish_buffer_completion {
-	/** Message header */
-	struct netvsc_header header;
-	/** Status */
-	uint32_t status;
-	/** Number of sections (must be 1) */
-	uint32_t count;
-	/** Section descriptors */
-	struct netvsc_rx_buffer_section section[1];
-} __attribute__ (( packed ));
-
-/** NetVSC establish transmit data buffer completion */
-struct netvsc_tx_establish_buffer_completion {
-	/** Message header */
-	struct netvsc_header header;
-	/** Status */
-	uint32_t status;
-	/** Section length */
-	uint32_t len;
-} __attribute__ (( packed ));
-
-/** NetVSC revoke data buffer message */
-struct netvsc_revoke_buffer_message {
-	/** Message header */
-	struct netvsc_header header;
-	/** Page set ID */
-	uint16_t pageset;
-	/** Reserved */
-	uint8_t reserved[26];
-} __attribute__ (( packed ));
-
-/** NetVSC RNDIS message */
-#define NETVSC_RNDIS_MSG 107
-
-/** NetVSC RNDIS message */
-struct netvsc_rndis_message {
-	/** Message header */
-	struct netvsc_header header;
-	/** RNDIS channel */
-	uint32_t channel;
-	/** Buffer index (or NETVSC_RNDIS_NO_BUFFER) */
-	uint32_t buffer;
-	/** Buffer length */
-	uint32_t len;
-	/** Reserved */
-	uint8_t reserved[16];
-} __attribute__ (( packed ));
-
-/** RNDIS data channel (for RNDIS_PACKET_MSG only) */
-#define NETVSC_RNDIS_DATA 0
-
-/** RNDIS control channel (for all other RNDIS messages) */
-#define NETVSC_RNDIS_CONTROL 1
-
-/** "No buffer used" index */
-#define NETVSC_RNDIS_NO_BUFFER 0xffffffffUL
-
-/** A NetVSC descriptor ring */
-struct netvsc_ring {
-	/** Number of descriptors */
-	unsigned int count;
-	/** I/O buffers, indexed by buffer ID */
-	struct io_buffer **iobufs;
-	/** Buffer ID ring */
-	uint8_t *ids;
-	/** Buffer ID producer counter */
-	unsigned int id_prod;
-	/** Buffer ID consumer counter */
-	unsigned int id_cons;
-};
-
-/**
- * Initialise descriptor ring
- *
- * @v ring		Descriptor ring
- * @v count		Maximum number of used descriptors
- * @v iobufs		I/O buffers
- * @v ids		Buffer IDs
- */
-static inline __attribute__ (( always_inline )) void
-netvsc_init_ring ( struct netvsc_ring *ring, unsigned int count,
-		   struct io_buffer **iobufs, uint8_t *ids ) {
-
-	ring->count = count;
-	ring->iobufs = iobufs;
-	ring->ids = ids;
-}
-
-/**
- * Check whether or not descriptor ring is full
- *
- * @v ring		Descriptor ring
- * @v is_full		Ring is full
- */
-static inline __attribute__ (( always_inline )) int
-netvsc_ring_is_full ( struct netvsc_ring *ring ) {
-	unsigned int fill_level;
-
-	fill_level = ( ring->id_prod - ring->id_cons );
-	assert ( fill_level <= ring->count );
-	return ( fill_level >= ring->count );
-}
-
-/**
- * Check whether or not descriptor ring is empty
- *
- * @v ring		Descriptor ring
- * @v is_empty		Ring is empty
- */
-static inline __attribute__ (( always_inline )) int
-netvsc_ring_is_empty ( struct netvsc_ring *ring ) {
-
-	return ( ring->id_prod == ring->id_cons );
-}
-
-/** A NetVSC data buffer */
-struct netvsc_buffer {
-	/** Transfer page set */
-	struct vmbus_xfer_pages pages;
-	/** Establish data buffer message type */
-	uint8_t establish_type;
-	/** Establish data buffer relative transaction ID */
-	uint8_t establish_xrid;
-	/** Revoke data buffer message type */
-	uint8_t revoke_type;
-	/** Revoke data buffer relative transaction ID */
-	uint8_t revoke_xrid;
-	/** Buffer length */
-	size_t len;
-	/** Buffer */
-	userptr_t data;
-	/** GPADL ID */
-	unsigned int gpadl;
-};
-
-/**
- * Initialise data buffer
- *
- * @v buffer		Data buffer
- * @v pageset		Page set ID
- * @v op		Page set operations
- * @v establish_type	Establish data buffer message type
- * @v establish_xrid	Establish data buffer relative transaction ID
- * @v revoke_type	Revoke data buffer message type
- * @v revoke_type	Revoke data buffer relative transaction ID
- * @v len		Required length
- */
-static inline __attribute__ (( always_inline )) void
-netvsc_init_buffer ( struct netvsc_buffer *buffer, uint16_t pageset,
-		     struct vmbus_xfer_pages_operations *op,
-		     uint8_t establish_type, uint8_t establish_xrid,
-		     uint8_t revoke_type, uint8_t revoke_xrid, size_t len ) {
-
-	buffer->pages.pageset = cpu_to_le16 ( pageset );
-	buffer->pages.op = op;
-	buffer->establish_type = establish_type;
-	buffer->establish_xrid = establish_xrid;
-	buffer->revoke_type = revoke_type;
-	buffer->revoke_xrid = revoke_xrid;
-	buffer->len = len;
-}
-
-/** A NetVSC device */
-struct netvsc_device {
-	/** VMBus device */
-	struct vmbus_device *vmdev;
-	/** RNDIS device */
-	struct rndis_device *rndis;
-	/** Name */
-	const char *name;
-
-	/** Transmit ring */
-	struct netvsc_ring tx;
-	/** Transmit buffer IDs */
-	uint8_t tx_ids[NETVSC_TX_NUM_DESC];
-	/** Transmit I/O buffers */
-	struct io_buffer *tx_iobufs[NETVSC_TX_NUM_DESC];
-
-	/** Receive buffer */
-	struct netvsc_buffer rx;
-
-	/** Relative transaction ID for current blocking transaction */
-	unsigned int wait_xrid;
-	/** Return status code for current blocking transaction */
-	int wait_rc;
-};
-
-#endif /* _NETVSC_H */