diff options
Diffstat (limited to 'kern/tru64/mbuf.hh')
| -rw-r--r-- | kern/tru64/mbuf.hh | 94 |
1 files changed, 94 insertions, 0 deletions
diff --git a/kern/tru64/mbuf.hh b/kern/tru64/mbuf.hh new file mode 100644 index 000000000..bfee0b3fa --- /dev/null +++ b/kern/tru64/mbuf.hh @@ -0,0 +1,94 @@ +/* + * Copyright (c) 2003 The Regents of The University of Michigan + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are + * met: redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer; + * redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution; + * neither the name of the copyright holders nor the names of its + * contributors may be used to endorse or promote products derived from + * this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR + * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT + * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, + * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT + * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +#ifndef __MBUF_HH__ +#define __MBUF_HH__ + +#include "sim/host.hh" +#include "targetarch/isa_traits.hh" + +struct m_hdr { + Addr mh_next; // 0x00 + Addr mh_nextpkt; // 0x08 + Addr mh_data; // 0x10 + int32_t mh_len; // 0x18 + int32_t mh_type; // 0x1C + int32_t mh_flags; // 0x20 + int32_t mh_pad0; // 0x24 + Addr mh_foo[4]; // 0x28, 0x30, 0x38, 0x40 +}; + +struct pkthdr { + int32_t len; + int32_t protocolSum; + Addr rcvif; +}; + +struct m_ext { + Addr ext_buf; // 0x00 + Addr ext_free; // 0x08 + uint32_t ext_size; // 0x10 + uint32_t ext_pad0; // 0x14 + Addr ext_arg; // 0x18 + struct ext_refq { + Addr forw, back; // 0x20, 0x28 + } ext_ref; + Addr uiomove_f; // 0x30 + int32_t protocolSum; // 0x38 + int32_t bytesSummed; // 0x3C + Addr checksum; // 0x40 +}; + +struct mbuf { + struct m_hdr m_hdr; + union { + struct { + struct pkthdr MH_pkthdr; + union { + struct m_ext MH_ext; + char MH_databuf[1]; + } MH_dat; + } MH; + char M_databuf[1]; + } M_dat; +}; + +#define m_attr m_hdr.mh_attr +#define m_next m_hdr.mh_next +#define m_len m_hdr.mh_len +#define m_data m_hdr.mh_data +#define m_type m_hdr.mh_type +#define m_flags m_hdr.mh_flags +#define m_nextpkt m_hdr.mh_nextpkt +#define m_act m_nextpkt +#define m_pkthdr M_dat.MH.MH_pkthdr +#define m_ext M_dat.MH.MH_dat.MH_ext +#define m_pktdat M_dat.MH.MH_dat.MH_databuf +#define m_dat M_dat.M_databuf + +#endif // __MBUF_HH__ |