diff options
| -rw-r--r-- | Makefile | 2 | ||||
| -rwxr-xr-x | freebsd-to-rtems.py | 3 | ||||
| -rw-r--r-- | freebsd/dev/led/led.c | 310 | ||||
| -rw-r--r-- | freebsd/dev/pci/pci_private.h | 116 | ||||
| -rw-r--r-- | freebsd/kern/subr_bufring.c | 67 |
5 files changed, 498 insertions, 0 deletions
@@ -376,6 +376,8 @@ C_FILES += freebsd/kern/kern_ntptime.c C_FILES += freebsd/kern/kern_environment.c C_FILES += freebsd/kern/kern_intr.c C_FILES += freebsd/kern/kern_resource.c +C_FILES += freebsd/kern/subr_bufring.c +C_FILES += freebsd/dev/led/led.c C_FILES += freebsd/dev/re/if_re.c C_FILES += freebsd/dev/fxp/if_fxp.c C_FILES += freebsd/dev/e1000/e1000_80003es2lan.c diff --git a/freebsd-to-rtems.py b/freebsd-to-rtems.py index 9aee0e20..3ba404d5 100755 --- a/freebsd-to-rtems.py +++ b/freebsd-to-rtems.py @@ -1193,6 +1193,7 @@ devNic.addHeaderFiles( 'dev/random/randomdev_soft.h', 'sys/eventvar.h', 'sys/kenv.h', + 'dev/pci/pci_private.h', ] ) devNic.addSourceFiles( @@ -1216,6 +1217,8 @@ devNic.addSourceFiles( 'kern/kern_environment.c', 'kern/kern_intr.c', 'kern/kern_resource.c', + 'kern/subr_bufring.c', + 'dev/led/led.c', ] ) diff --git a/freebsd/dev/led/led.c b/freebsd/dev/led/led.c new file mode 100644 index 00000000..ae214909 --- /dev/null +++ b/freebsd/dev/led/led.c @@ -0,0 +1,310 @@ +#include <freebsd/machine/rtems-bsd-config.h> + +/*- + * ---------------------------------------------------------------------------- + * "THE BEER-WARE LICENSE" (Revision 42): + * <phk@FreeBSD.org> wrote this file. As long as you retain this notice you + * can do whatever you want with this stuff. If we meet some day, and you think + * this stuff is worth it, you can buy me a beer in return. Poul-Henning Kamp + * ---------------------------------------------------------------------------- + * + */ + +#include <freebsd/sys/cdefs.h> +__FBSDID("$FreeBSD$"); + +#include <freebsd/sys/param.h> +#include <freebsd/sys/conf.h> +#include <freebsd/sys/kernel.h> +#include <freebsd/sys/systm.h> +#include <freebsd/sys/limits.h> +#include <freebsd/sys/malloc.h> +#include <freebsd/sys/ctype.h> +#include <freebsd/sys/sbuf.h> +#include <freebsd/sys/queue.h> +#include <freebsd/dev/led/led.h> +#include <freebsd/sys/uio.h> +#include <freebsd/sys/sx.h> + +struct ledsc { + LIST_ENTRY(ledsc) list; + void *private; + int unit; + led_t *func; + struct cdev *dev; + struct sbuf *spec; + char *str; + char *ptr; + int count; + time_t last_second; +}; + +static struct unrhdr *led_unit; +static struct mtx led_mtx; +static struct sx led_sx; +static LIST_HEAD(, ledsc) led_list = LIST_HEAD_INITIALIZER(led_list); +static struct callout led_ch; + +static MALLOC_DEFINE(M_LED, "LED", "LED driver"); + +static void +led_timeout(void *p) +{ + struct ledsc *sc; + + mtx_lock(&led_mtx); + LIST_FOREACH(sc, &led_list, list) { + if (sc->ptr == NULL) + continue; + if (sc->count > 0) { + sc->count--; + continue; + } + if (*sc->ptr == '.') { + sc->ptr = NULL; + continue; + } else if (*sc->ptr == 'U' || *sc->ptr == 'u') { + if (sc->last_second == time_second) + continue; + sc->last_second = time_second; + sc->func(sc->private, *sc->ptr == 'U'); + } else if (*sc->ptr >= 'a' && *sc->ptr <= 'j') { + sc->func(sc->private, 0); + sc->count = (*sc->ptr & 0xf) - 1; + } else if (*sc->ptr >= 'A' && *sc->ptr <= 'J') { + sc->func(sc->private, 1); + sc->count = (*sc->ptr & 0xf) - 1; + } + sc->ptr++; + if (*sc->ptr == '\0') + sc->ptr = sc->str; + } + mtx_unlock(&led_mtx); + callout_reset(&led_ch, hz / 10, led_timeout, p); + return; +} + +static int +led_state(struct cdev *dev, struct sbuf *sb, int state) +{ + struct sbuf *sb2 = NULL; + struct ledsc *sc; + + mtx_lock(&led_mtx); + sc = dev->si_drv1; + if (sc != NULL) { + sb2 = sc->spec; + sc->spec = sb; + if (sb != NULL) { + sc->str = sbuf_data(sb); + sc->ptr = sc->str; + } else { + sc->str = NULL; + sc->ptr = NULL; + sc->func(sc->private, state); + } + sc->count = 0; + } + mtx_unlock(&led_mtx); + if (sb2 != NULL) + sbuf_delete(sb2); + if (sc == NULL) + return (ENXIO); + return(0); +} + +static int +led_write(struct cdev *dev, struct uio *uio, int ioflag) +{ + int error; + char *s, *s2; + struct sbuf *sb = NULL; + int i; + + if (dev->si_drv1 == NULL) + return (ENXIO); + + if (uio->uio_resid > 512) + return (EINVAL); + s2 = s = malloc(uio->uio_resid + 1, M_DEVBUF, M_WAITOK); + s[uio->uio_resid] = '\0'; + error = uiomove(s, uio->uio_resid, uio); + if (error) { + free(s2, M_DEVBUF); + return (error); + } + + /* + * Handle "on" and "off" immediately so people can flash really + * fast from userland if they want to + */ + if (*s == '0' || *s == '1') { + error = led_state(dev, NULL, *s & 1); + free(s2, M_DEVBUF); + return(error); + } + + sb = sbuf_new_auto(); + if (sb == NULL) { + free(s2, M_DEVBUF); + return (ENOMEM); + } + + switch(s[0]) { + /* + * Flash, default is 100msec/100msec. + * 'f2' sets 200msec/200msec etc. + */ + case 'f': + if (s[1] >= '1' && s[1] <= '9') + i = s[1] - '1'; + else + i = 0; + sbuf_printf(sb, "%c%c", 'A' + i, 'a' + i); + break; + /* + * Digits, flashes out numbers. + * 'd12' becomes -__________-_-______________________________ + */ + case 'd': + for(s++; *s; s++) { + if (!isdigit(*s)) + continue; + i = *s - '0'; + if (i == 0) + i = 10; + for (; i > 1; i--) + sbuf_cat(sb, "Aa"); + sbuf_cat(sb, "Aj"); + } + sbuf_cat(sb, "jj"); + break; + /* + * String, roll your own. + * 'a-j' gives "off" for n/10 sec. + * 'A-J' gives "on" for n/10 sec. + * no delay before repeat + * 'sAaAbBa' becomes _-_--__- + */ + case 's': + for(s++; *s; s++) { + if ((*s >= 'a' && *s <= 'j') || + (*s >= 'A' && *s <= 'J') || + *s == 'U' || *s <= 'u' || + *s == '.') + sbuf_bcat(sb, s, 1); + } + break; + /* + * Morse. + * '.' becomes _- + * '-' becomes _--- + * ' ' becomes __ + * '\n' becomes ____ + * 1sec pause between repeats + * '... --- ...' -> _-_-_-___---_---_---___-_-_-__________ + */ + case 'm': + for(s++; *s; s++) { + if (*s == '.') + sbuf_cat(sb, "aA"); + else if (*s == '-') + sbuf_cat(sb, "aC"); + else if (*s == ' ') + sbuf_cat(sb, "b"); + else if (*s == '\n') + sbuf_cat(sb, "d"); + } + sbuf_cat(sb, "j"); + break; + default: + sbuf_delete(sb); + free(s2, M_DEVBUF); + return (EINVAL); + } + sbuf_finish(sb); + free(s2, M_DEVBUF); + if (sbuf_overflowed(sb)) { + sbuf_delete(sb); + return (ENOMEM); + } + if (sbuf_len(sb) == 0) { + sbuf_delete(sb); + return (0); + } + + return (led_state(dev, sb, 0)); +} + +static struct cdevsw led_cdevsw = { + .d_version = D_VERSION, + .d_write = led_write, + .d_name = "LED", +}; + +struct cdev * +led_create(led_t *func, void *priv, char const *name) +{ + + return (led_create_state(func, priv, name, 0)); +} +struct cdev * +led_create_state(led_t *func, void *priv, char const *name, int state) +{ + struct ledsc *sc; + + sc = malloc(sizeof *sc, M_LED, M_WAITOK | M_ZERO); + + sx_xlock(&led_sx); + sc->unit = alloc_unr(led_unit); + sc->private = priv; + sc->func = func; + sc->dev = make_dev(&led_cdevsw, sc->unit, + UID_ROOT, GID_WHEEL, 0600, "led/%s", name); + sx_xunlock(&led_sx); + + mtx_lock(&led_mtx); + sc->dev->si_drv1 = sc; + if (LIST_EMPTY(&led_list)) + callout_reset(&led_ch, hz / 10, led_timeout, NULL); + LIST_INSERT_HEAD(&led_list, sc, list); + sc->func(sc->private, state != 0); + mtx_unlock(&led_mtx); + + return (sc->dev); +} + +void +led_destroy(struct cdev *dev) +{ + struct ledsc *sc; + + mtx_lock(&led_mtx); + sc = dev->si_drv1; + dev->si_drv1 = NULL; + + LIST_REMOVE(sc, list); + if (LIST_EMPTY(&led_list)) + callout_stop(&led_ch); + mtx_unlock(&led_mtx); + + sx_xlock(&led_sx); + free_unr(led_unit, sc->unit); + destroy_dev(dev); + if (sc->spec != NULL) + sbuf_delete(sc->spec); + free(sc, M_LED); + sx_xunlock(&led_sx); +} + +static void +led_drvinit(void *unused) +{ + + led_unit = new_unrhdr(0, INT_MAX, NULL); + mtx_init(&led_mtx, "LED mtx", NULL, MTX_DEF); + sx_init(&led_sx, "LED sx"); + callout_init(&led_ch, CALLOUT_MPSAFE); +} + +SYSINIT(leddev, SI_SUB_DRIVERS, SI_ORDER_MIDDLE, led_drvinit, NULL); diff --git a/freebsd/dev/pci/pci_private.h b/freebsd/dev/pci/pci_private.h new file mode 100644 index 00000000..93da2538 --- /dev/null +++ b/freebsd/dev/pci/pci_private.h @@ -0,0 +1,116 @@ +/*- + * Copyright (c) 1997, Stefan Esser <se@freebsd.org> + * Copyright (c) 2000, Michael Smith <msmith@freebsd.org> + * Copyright (c) 2000, BSDi + * 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 unmodified, 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 ``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. + * + * $FreeBSD$ + * + */ + +#ifndef _PCI_PRIVATE_HH_ +#define _PCI_PRIVATE_HH_ + +/* + * Export definitions of the pci bus so that we can more easily share + * it with "subclass" busses. + */ +DECLARE_CLASS(pci_driver); + +void pci_add_children(device_t dev, int domain, int busno, + size_t dinfo_size); +void pci_add_child(device_t bus, struct pci_devinfo *dinfo); +void pci_add_resources(device_t bus, device_t dev, int force, + uint32_t prefetchmask); +void pci_driver_added(device_t dev, driver_t *driver); +int pci_print_child(device_t dev, device_t child); +void pci_probe_nomatch(device_t dev, device_t child); +int pci_read_ivar(device_t dev, device_t child, int which, + uintptr_t *result); +int pci_write_ivar(device_t dev, device_t child, int which, + uintptr_t value); +int pci_setup_intr(device_t dev, device_t child, + struct resource *irq, int flags, driver_filter_t *filter, + driver_intr_t *intr, void *arg, void **cookiep); +int pci_teardown_intr(device_t dev, device_t child, + struct resource *irq, void *cookie); +int pci_get_vpd_ident_method(device_t dev, device_t child, + const char **identptr); +int pci_get_vpd_readonly_method(device_t dev, device_t child, + const char *kw, const char **vptr); +int pci_set_powerstate_method(device_t dev, device_t child, + int state); +int pci_get_powerstate_method(device_t dev, device_t child); +uint32_t pci_read_config_method(device_t dev, device_t child, + int reg, int width); +void pci_write_config_method(device_t dev, device_t child, + int reg, uint32_t val, int width); +int pci_enable_busmaster_method(device_t dev, device_t child); +int pci_disable_busmaster_method(device_t dev, device_t child); +int pci_enable_io_method(device_t dev, device_t child, int space); +int pci_disable_io_method(device_t dev, device_t child, int space); +int pci_find_extcap_method(device_t dev, device_t child, + int capability, int *capreg); +int pci_alloc_msi_method(device_t dev, device_t child, int *count); +int pci_alloc_msix_method(device_t dev, device_t child, int *count); +int pci_remap_msix_method(device_t dev, device_t child, + int count, const u_int *vectors); +int pci_release_msi_method(device_t dev, device_t child); +int pci_msi_count_method(device_t dev, device_t child); +int pci_msix_count_method(device_t dev, device_t child); +struct resource *pci_alloc_resource(device_t dev, device_t child, + int type, int *rid, u_long start, u_long end, u_long count, + u_int flags); +int pci_release_resource(device_t dev, device_t child, int type, + int rid, struct resource *r); +int pci_activate_resource(device_t dev, device_t child, int type, + int rid, struct resource *r); +void pci_delete_resource(device_t dev, device_t child, + int type, int rid); +struct resource_list *pci_get_resource_list (device_t dev, device_t child); +struct pci_devinfo *pci_read_device(device_t pcib, int d, int b, int s, int f, + size_t size); +void pci_print_verbose(struct pci_devinfo *dinfo); +int pci_freecfg(struct pci_devinfo *dinfo); +int pci_child_location_str_method(device_t cbdev, device_t child, + char *buf, size_t buflen); +int pci_child_pnpinfo_str_method(device_t cbdev, device_t child, + char *buf, size_t buflen); +int pci_assign_interrupt_method(device_t dev, device_t child); +int pci_resume(device_t dev); +int pci_suspend(device_t dev); + +/** Restore the config register state. The state must be previously + * saved with pci_cfg_save. However, the pci bus driver takes care of + * that. This function will also return the device to PCI_POWERSTATE_D0 + * if it is currently in a lower power mode. + */ +void pci_cfg_restore(device_t, struct pci_devinfo *); + +/** Save the config register state. Optionally set the power state to D3 + * if the third argument is non-zero. + */ +void pci_cfg_save(device_t, struct pci_devinfo *, int); + +#endif /* _PCI_PRIVATE_HH_ */ diff --git a/freebsd/kern/subr_bufring.c b/freebsd/kern/subr_bufring.c new file mode 100644 index 00000000..8ec8b9d7 --- /dev/null +++ b/freebsd/kern/subr_bufring.c @@ -0,0 +1,67 @@ +#include <freebsd/machine/rtems-bsd-config.h> + +/*- + * Copyright (c) 2007, 2008 Kip Macy <kmacy@freebsd.org> + * 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 <freebsd/sys/cdefs.h> +__FBSDID("$FreeBSD$"); + + +#include <freebsd/sys/param.h> +#include <freebsd/sys/systm.h> +#include <freebsd/sys/kernel.h> +#include <freebsd/sys/malloc.h> +#include <freebsd/sys/ktr.h> +#include <freebsd/sys/buf_ring.h> + + +struct buf_ring * +buf_ring_alloc(int count, struct malloc_type *type, int flags, struct mtx *lock) +{ + struct buf_ring *br; + + KASSERT(powerof2(count), ("buf ring must be size power of 2")); + + br = malloc(sizeof(struct buf_ring) + count*sizeof(caddr_t), + type, flags|M_ZERO); + if (br == NULL) + return (NULL); +#ifdef DEBUG_BUFRING + br->br_lock = lock; +#endif + br->br_prod_size = br->br_cons_size = count; + br->br_prod_mask = br->br_cons_mask = count-1; + br->br_prod_head = br->br_cons_head = 0; + br->br_prod_tail = br->br_cons_tail = 0; + + return (br); +} + +void +buf_ring_free(struct buf_ring *br, struct malloc_type *type) +{ + free(br, type); +} |