diff options
author | Jason Wright <jason@cvs.openbsd.org> | 2001-06-25 23:04:47 +0000 |
---|---|---|
committer | Jason Wright <jason@cvs.openbsd.org> | 2001-06-25 23:04:47 +0000 |
commit | 7838f2fb7e1fae4105f7b851c28f08e6213eb442 (patch) | |
tree | b2d5d496e5737460bcfe5e5099e70049861b6b8f /sys/dev | |
parent | 7a5c877b3a86bd91510e64356eb74efa7cf18e93 (diff) |
New dma engine skeleton
Diffstat (limited to 'sys/dev')
-rw-r--r-- | sys/dev/pci/files.pci | 7 | ||||
-rw-r--r-- | sys/dev/pci/lofn.c | 155 | ||||
-rw-r--r-- | sys/dev/pci/lofnreg.h | 34 | ||||
-rw-r--r-- | sys/dev/pci/lofnvar.h | 40 |
4 files changed, 235 insertions, 1 deletions
diff --git a/sys/dev/pci/files.pci b/sys/dev/pci/files.pci index 7b86c358413..43bb95d04b0 100644 --- a/sys/dev/pci/files.pci +++ b/sys/dev/pci/files.pci @@ -1,4 +1,4 @@ -# $OpenBSD: files.pci,v 1.109 2001/06/24 23:31:27 mickey Exp $ +# $OpenBSD: files.pci,v 1.110 2001/06/25 23:04:46 jason Exp $ # $NetBSD: files.pci,v 1.20 1996/09/24 17:47:15 christos Exp $ # # Config file and device description for machine-independent PCI code. @@ -277,6 +277,11 @@ file dev/pci/if_ti.c ti attach ne at pci with ne_pci: rtl80x9 file dev/pci/if_ne_pci.c ne_pci +# Hi/fn 6500 +device lofn: crypto +attach lofn at pci +file dev/pci/lofn.c lofn + # Hi/fn 7751 device hifn: crypto attach hifn at pci diff --git a/sys/dev/pci/lofn.c b/sys/dev/pci/lofn.c new file mode 100644 index 00000000000..62702e9c47c --- /dev/null +++ b/sys/dev/pci/lofn.c @@ -0,0 +1,155 @@ +/* $OpenBSD: lofn.c,v 1.1 2001/06/25 23:04:45 jason Exp $ */ + +/* + * Copyright (c) 2001 Jason L. Wright (jason@thought.net) + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. 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. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by Jason L. Wright + * 4. The name of the author may not be used to endorse or promote products + * derived from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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. + */ + +/* + * Driver for the Hi/Fn 6500 assymmetric encryption processor. + */ + +#include <sys/param.h> +#include <sys/systm.h> +#include <sys/proc.h> +#include <sys/errno.h> +#include <sys/malloc.h> +#include <sys/kernel.h> +#include <sys/mbuf.h> +#include <vm/vm.h> +#include <vm/vm_extern.h> +#include <vm/pmap.h> +#include <machine/pmap.h> +#include <sys/device.h> + +#include <crypto/cryptodev.h> +#include <dev/rndvar.h> + +#include <dev/pci/pcireg.h> +#include <dev/pci/pcivar.h> +#include <dev/pci/pcidevs.h> + +#include <dev/pci/lofnreg.h> +#include <dev/pci/lofnvar.h> + +/* + * Prototypes and count for the pci_device structure + */ +int lofn_probe __P((struct device *, void *, void *)); +void lofn_attach __P((struct device *, struct device *, void *)); + +struct cfattach lofn_ca = { + sizeof(struct lofn_softc), lofn_probe, lofn_attach, +}; + +struct cfdriver lofn_cd = { + 0, "lofn", DV_DULL +}; + +int lofn_intr __P((void *)); + +int +lofn_probe(parent, match, aux) + struct device *parent; + void *match; + void *aux; +{ + struct pci_attach_args *pa = (struct pci_attach_args *) aux; + + if (PCI_VENDOR(pa->pa_id) == PCI_VENDOR_HIFN && + PCI_PRODUCT(pa->pa_id) == PCI_PRODUCT_HIFN_6500) + return (1); + return (0); +} + +void +lofn_attach(parent, self, aux) + struct device *parent, *self; + void *aux; +{ + struct lofn_softc *sc = (struct lofn_softc *)self; + struct pci_attach_args *pa = aux; + pci_chipset_tag_t pc = pa->pa_pc; + pci_intr_handle_t ih; + const char *intrstr = NULL; + bus_size_t iosize; + u_int32_t cmd; + + cmd = pci_conf_read(pc, pa->pa_tag, PCI_COMMAND_STATUS_REG); + cmd |= PCI_COMMAND_MEM_ENABLE | PCI_COMMAND_MASTER_ENABLE; + pci_conf_write(pc, pa->pa_tag, PCI_COMMAND_STATUS_REG, cmd); + cmd = pci_conf_read(pc, pa->pa_tag, PCI_COMMAND_STATUS_REG); + + if (!(cmd & PCI_COMMAND_MEM_ENABLE)) { + printf(": failed to enable memory mapping\n"); + return; + } + + if (!(cmd & PCI_COMMAND_MASTER_ENABLE)) { + printf(": failed to enable bus mastering\n"); + return; + } + + if (pci_mapreg_map(pa, LOFN_BAR0, PCI_MAPREG_TYPE_MEM, 0, + &sc->sc_st, &sc->sc_sh, NULL, &iosize, 0)) { + printf(": can't map mem space %d\n", 0); + return; + } + + sc->sc_dmat = pa->pa_dmat; + + if (pci_intr_map(pc, pa->pa_intrtag, pa->pa_intrpin, + pa->pa_intrline, &ih)) { + printf(": couldn't map interrupt\n"); + goto fail_io; + } + intrstr = pci_intr_string(pc, ih); + sc->sc_ih = pci_intr_establish(pc, ih, IPL_NET, lofn_intr, sc, + self->dv_xname); + if (sc->sc_ih == NULL) { + printf(": couldn't establish interrupt"); + if (intrstr != NULL) + printf(" at %s", intrstr); + printf("\n"); + goto fail_io; + } + + return; + + pci_intr_disestablish(pc, sc->sc_ih); +fail_io: + bus_space_unmap(sc->sc_st, sc->sc_sh, iosize); +} + +int +lofn_intr(arg) + void *arg; +{ + return (0); +} diff --git a/sys/dev/pci/lofnreg.h b/sys/dev/pci/lofnreg.h new file mode 100644 index 00000000000..011f2a167fb --- /dev/null +++ b/sys/dev/pci/lofnreg.h @@ -0,0 +1,34 @@ +/* $OpenBSD: lofnreg.h,v 1.1 2001/06/25 23:04:46 jason Exp $ */ + +/* + * Copyright (c) 2001 Jason L. Wright (jason@thought.net) + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. 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. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by Jason L. Wright + * 4. The name of the author may not be used to endorse or promote products + * derived from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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. + */ + +#define LOFN_BAR0 0x10 diff --git a/sys/dev/pci/lofnvar.h b/sys/dev/pci/lofnvar.h new file mode 100644 index 00000000000..02fd980c0f9 --- /dev/null +++ b/sys/dev/pci/lofnvar.h @@ -0,0 +1,40 @@ +/* $OpenBSD: lofnvar.h,v 1.1 2001/06/25 23:04:46 jason Exp $ */ + +/* + * Copyright (c) 2001 Jason L. Wright (jason@thought.net) + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. 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. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by Jason L. Wright + * 4. The name of the author may not be used to endorse or promote products + * derived from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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. + */ + +struct lofn_softc { + struct device sc_dv; + void * sc_ih; + bus_space_handle_t sc_sh; + bus_space_tag_t sc_st; + bus_dma_tag_t sc_dmat; +}; |