diff options
| -rw-r--r-- | sys/conf/files | 1 | ||||
| -rw-r--r-- | sys/conf/files.amd64 | 1 | ||||
| -rw-r--r-- | sys/dev/amr/amr_linux.c | 191 | ||||
| -rw-r--r-- | sys/modules/amr/amr_linux/Makefile | 8 |
4 files changed, 201 insertions, 0 deletions
diff --git a/sys/conf/files b/sys/conf/files index 6a7497c..773b690 100644 --- a/sys/conf/files +++ b/sys/conf/files @@ -439,6 +439,7 @@ dev/amd/amd.c optional amd dev/amr/amr.c optional amr dev/amr/amr_cam.c optional amr dev/amr/amr_disk.c optional amr +dev/amr/amr_linux.c optional amr compat_linux dev/amr/amr_pci.c optional amr pci dev/an/if_an.c optional an dev/an/if_an_isa.c optional an isa diff --git a/sys/conf/files.amd64 b/sys/conf/files.amd64 index a4fe564..c752545 100644 --- a/sys/conf/files.amd64 +++ b/sys/conf/files.amd64 @@ -230,6 +230,7 @@ compat/linux/linux_stats.c optional compat_linux32 compat/linux/linux_sysctl.c optional compat_linux32 compat/linux/linux_uid16.c optional compat_linux32 compat/linux/linux_util.c optional compat_linux32 +dev/amr/amr_linux.c optional compat_linux32 amr # # Windows NDIS driver support # diff --git a/sys/dev/amr/amr_linux.c b/sys/dev/amr/amr_linux.c new file mode 100644 index 0000000..585e3e5 --- /dev/null +++ b/sys/dev/amr/amr_linux.c @@ -0,0 +1,191 @@ +/*- + * Copyright (c) 2005 Paul Saab + * 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. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR 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 AUTHOR 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. + * + */ + +#include <sys/cdefs.h> +__FBSDID("$FreeBSD$"); + +#include <sys/param.h> +#include <sys/systm.h> +#include <sys/conf.h> +#include <sys/kernel.h> +#include <sys/module.h> +#include <sys/bio.h> + +#if defined(__amd64__) /* Assume amd64 wants 32 bit Linux */ +#include <machine/../linux32/linux.h> +#include <machine/../linux32/linux32_proto.h> +#else +#include <machine/../linux/linux.h> +#include <machine/../linux/linux_proto.h> +#endif +#include <compat/linux/linux_ioctl.h> + +#include <sys/bus.h> +#include <sys/stat.h> + +#include <machine/bus.h> + +#include <dev/amr/amrreg.h> +#include <dev/amr/amrvar.h> + +/* There are multiple ioctl number ranges that need to be handled */ +#define AMR_LINUX_IOCTL_MIN 0x00000 +#define AMR_LINUX_IOCTL_MAX 0x50000 + +static linux_ioctl_function_t amr_linux_ioctl; +static struct linux_ioctl_handler amr_linux_handler = {amr_linux_ioctl, + AMR_LINUX_IOCTL_MIN, + AMR_LINUX_IOCTL_MAX}; + +SYSINIT (amr_register, SI_SUB_KLD, SI_ORDER_MIDDLE, + linux_ioctl_register_handler, &amr_linux_handler); +SYSUNINIT(amr_unregister, SI_SUB_KLD, SI_ORDER_MIDDLE, + linux_ioctl_unregister_handler, &amr_linux_handler); + +static d_open_t amr_linux_open; +static d_close_t amr_linux_close; + +static int amr_linux_isopen; +static struct cdev * amr_linux_dev_t; + +static struct cdevsw megadev_cdevsw = { + .d_version = D_VERSION, + .d_flags = D_NEEDGIANT, + .d_open = amr_linux_open, + .d_close = amr_linux_close, + .d_name = "megadev", +}; + + +static int +amr_linux_open(struct cdev * dev, int flags, int fmt, d_thread_t *td) +{ + + amr_linux_isopen++; + return (0); +}; + +static int +amr_linux_close(struct cdev * dev, int flags, int fmt, d_thread_t *td) +{ + + amr_linux_isopen--; + return (0); +}; + +static int +amr_linux_init(void) +{ + devclass_t devclass; + struct amr_softc *sc; + int i, linux_no_adapters, max_unit; + + devclass = devclass_find("amr"); + if (devclass == NULL) + return (0); + + max_unit = devclass_get_maxunit(devclass); + if (max_unit == 0) + return (0); + + for (i = 0; i < max_unit; i++) { + sc = devclass_get_softc(devclass, i); + if (sc == NULL) + break; + } + + linux_no_adapters = i; + for (i = 0; i < linux_no_adapters; i++) { + sc = devclass_get_softc(devclass, i); + if (sc == NULL) + break; + sc->amr_linux_no_adapters = linux_no_adapters; + } + + return (linux_no_adapters); +} + +static int +amr_linux_modevent(module_t mod, int cmd, void *data) +{ + + switch (cmd) { + case MOD_LOAD: + if (amr_linux_init() == 0) + return (ENXIO); + + if (amr_linux_dev_t) + return (EEXIST); + + amr_linux_dev_t = make_dev(&megadev_cdevsw, 0, UID_ROOT, + GID_OPERATOR, S_IRUSR | S_IWUSR, "megadev%d", 0); + if (amr_linux_dev_t == NULL) + return (ENXIO); + break; + + case MOD_UNLOAD: + if (amr_linux_isopen) + return (EBUSY); + if (amr_linux_dev_t) + destroy_dev(amr_linux_dev_t); + break; + + default: + return (EINVAL); + } + return (0); +} + +static moduledata_t amr_linux_mod = {"amr_linux", amr_linux_modevent, NULL}; +DECLARE_MODULE(amr_linux, amr_linux_mod, SI_SUB_PSEUDO, SI_ORDER_MIDDLE); +MODULE_DEPEND(amr, linux, 1, 1, 1); + +static int +amr_linux_ioctl(d_thread_t *p, struct linux_ioctl_args *args) +{ + devclass_t devclass; + struct amr_softc *sc; + struct amr_linux_ioctl ali; + int adapter; + + devclass = devclass_find("amr"); + if (devclass == NULL) + return (ENOENT); + + copyin((caddr_t)args->arg, &ali, sizeof(ali)); + if (ali.ui.fcs.opcode == 0x82) + adapter = 0; + else + adapter = (ali.ui.fcs.adapno) ^ 'm' << 8; + + sc = devclass_get_softc(devclass, adapter); + if (sc == NULL) + return (ENOENT); + + return (amr_linux_ioctl_int(sc->amr_dev_t, args->cmd, + (caddr_t)args->arg, 0, p)); +} diff --git a/sys/modules/amr/amr_linux/Makefile b/sys/modules/amr/amr_linux/Makefile new file mode 100644 index 0000000..3df7eed5 --- /dev/null +++ b/sys/modules/amr/amr_linux/Makefile @@ -0,0 +1,8 @@ +# $FreeBSD$ + +.PATH: ${.CURDIR}/../../../dev/amr + +KMOD= amr_linux +SRCS= amr_linux.c device_if.h bus_if.h + +.include <bsd.kmod.mk> |
