mirror of
https://git.rtems.org/rtems-libbsd/
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118 lines
3.4 KiB
C
118 lines
3.4 KiB
C
#include <machine/rtems-bsd-kernel-space.h>
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/* $OpenBSD: if_rtwn.c,v 1.6 2015/08/28 00:03:53 deraadt Exp $ */
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/*-
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* Copyright (c) 2010 Damien Bergamini <damien.bergamini@free.fr>
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* Copyright (c) 2015 Stefan Sperling <stsp@openbsd.org>
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* Copyright (c) 2016 Andriy Voskoboinyk <avos@FreeBSD.org>
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*
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* Permission to use, copy, modify, and distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*/
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#include <sys/cdefs.h>
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__FBSDID("$FreeBSD$");
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#include <rtems/bsd/local/opt_wlan.h>
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#include <sys/param.h>
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#include <sys/lock.h>
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#include <sys/mutex.h>
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#include <sys/mbuf.h>
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#include <sys/kernel.h>
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#include <sys/socket.h>
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#include <sys/systm.h>
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#include <sys/malloc.h>
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#include <sys/queue.h>
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#include <sys/taskqueue.h>
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#include <sys/bus.h>
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#include <sys/endian.h>
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#include <sys/linker.h>
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#include <machine/bus.h>
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#include <machine/resource.h>
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#include <sys/rman.h>
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#include <net/if.h>
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#include <net/ethernet.h>
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#include <net/if_media.h>
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#include <net80211/ieee80211_var.h>
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#include <net80211/ieee80211_radiotap.h>
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#include <dev/rtwn/if_rtwnvar.h>
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#include <dev/rtwn/if_rtwn_debug.h>
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#include <dev/rtwn/pci/rtwn_pci_var.h>
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#include <dev/rtwn/rtl8192c/pci/r92ce.h>
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#include <dev/rtwn/rtl8192c/pci/r92ce_tx_desc.h>
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void
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r92ce_setup_tx_desc(struct rtwn_pci_softc *pc, void *desc,
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uint32_t next_desc_addr)
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{
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struct r92ce_tx_desc *txd = desc;
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/* setup tx desc */
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txd->nextdescaddr = htole32(next_desc_addr);
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}
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void
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r92ce_tx_postsetup(struct rtwn_pci_softc *pc, void *desc,
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bus_dma_segment_t segs[])
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{
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struct r92ce_tx_desc *txd = desc;
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txd->txbufaddr = htole32(segs[0].ds_addr);
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txd->txbufsize = txd->pktlen;
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bus_space_barrier(pc->pc_st, pc->pc_sh, 0, pc->pc_mapsize,
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BUS_SPACE_BARRIER_WRITE);
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}
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void
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r92ce_copy_tx_desc(void *dest, const void *src)
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{
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struct r92ce_tx_desc *txd = dest;
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size_t len = sizeof(struct r92c_tx_desc) +
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sizeof(txd->txbufsize) + sizeof(txd->pad);
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if (src != NULL)
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memcpy(dest, src, len);
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else
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memset(dest, 0, len);
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}
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void
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r92ce_dump_tx_desc(struct rtwn_softc *sc, const void *desc)
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{
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#ifdef RTWN_DEBUG
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const struct r92ce_tx_desc *txd = desc;
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RTWN_DPRINTF(sc, RTWN_DEBUG_XMIT_DESC,
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"%s: len %d, off %d, flags0 %02X, dw: 1 %08X, 2 %08X, 3 %04X "
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"(seq %04X), 4 %08X, 5 %08X, 6 %08X, size %04X, pad %04X, "
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"addr: %08X (64: %08X), next: %08X (64: %08X), "
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"rsvd: %08X %08X %08X %08X\n",
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__func__, le16toh(txd->pktlen), txd->offset, txd->flags0,
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le32toh(txd->txdw1), le32toh(txd->txdw2), le16toh(txd->txdw3),
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le16toh(txd->txdseq), le32toh(txd->txdw4), le32toh(txd->txdw5),
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le32toh(txd->txdw6), le16toh(txd->txbufsize), le16toh(txd->pad),
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le32toh(txd->txbufaddr), le32toh(txd->txbufaddr64),
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le32toh(txd->nextdescaddr), le32toh(txd->nextdescaddr64),
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le32toh(txd->reserved[0]), le32toh(txd->reserved[1]),
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le32toh(txd->reserved[2]), le32toh(txd->reserved[3]));
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#endif
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}
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