diff options
Diffstat (limited to 'freebsd/sys/dev')
| -rw-r--r-- | freebsd/sys/dev/fb/fb.c | 762 | ||||
| -rw-r--r-- | freebsd/sys/dev/fb/fbd.c | 372 | ||||
| -rw-r--r-- | freebsd/sys/dev/fb/fbreg.h | 345 | ||||
| -rw-r--r-- | freebsd/sys/dev/vt/colors/vt_termcolors.h | 63 | ||||
| -rw-r--r-- | freebsd/sys/dev/vt/hw/fb/vt_fb.h | 54 | ||||
| -rw-r--r-- | freebsd/sys/dev/vt/vt.h | 474 |
6 files changed, 2070 insertions, 0 deletions
diff --git a/freebsd/sys/dev/fb/fb.c b/freebsd/sys/dev/fb/fb.c new file mode 100644 index 00000000..a3263c91 --- /dev/null +++ b/freebsd/sys/dev/fb/fb.c @@ -0,0 +1,762 @@ +#include <machine/rtems-bsd-kernel-space.h> + +/*- + * SPDX-License-Identifier: BSD-3-Clause + * + * Copyright (c) 1999 Kazutaka YOKOTA <yokota@zodiac.mech.utsunomiya-u.ac.jp> + * 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 as + * the first lines of this file unmodified. + * 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. 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 AUTHORS ``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 AUTHORS 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 <rtems/bsd/local/opt_fb.h> + +#include <sys/param.h> +#include <sys/systm.h> +#include <sys/conf.h> +#include <sys/bus.h> +#include <sys/kernel.h> +#include <sys/malloc.h> +#include <sys/module.h> +#include <sys/uio.h> +#include <sys/fbio.h> +#include <sys/linker_set.h> + +#include <vm/vm.h> +#include <vm/pmap.h> + +#include <dev/fb/fbreg.h> + +SET_DECLARE(videodriver_set, const video_driver_t); + +/* local arrays */ + +/* + * We need at least one entry each in order to initialize a video card + * for the kernel console. The arrays will be increased dynamically + * when necessary. + */ + +static int vid_malloc; +static int adapters = 1; +static video_adapter_t *adp_ini; +static video_adapter_t **adapter = &adp_ini; +static video_switch_t *vidsw_ini; + video_switch_t **vidsw = &vidsw_ini; + +#ifdef FB_INSTALL_CDEV +static struct cdevsw *vidcdevsw_ini; +static struct cdevsw **vidcdevsw = &vidcdevsw_ini; +#endif + +#define ARRAY_DELTA 4 + +static int +vid_realloc_array(void) +{ + video_adapter_t **new_adp; + video_switch_t **new_vidsw; +#ifdef FB_INSTALL_CDEV + struct cdevsw **new_cdevsw; +#endif + int newsize; + int s; + + if (!vid_malloc) + return ENOMEM; + + s = spltty(); + newsize = rounddown(adapters + ARRAY_DELTA, ARRAY_DELTA); + new_adp = malloc(sizeof(*new_adp)*newsize, M_DEVBUF, M_WAITOK | M_ZERO); + new_vidsw = malloc(sizeof(*new_vidsw)*newsize, M_DEVBUF, + M_WAITOK | M_ZERO); +#ifdef FB_INSTALL_CDEV + new_cdevsw = malloc(sizeof(*new_cdevsw)*newsize, M_DEVBUF, + M_WAITOK | M_ZERO); +#endif + bcopy(adapter, new_adp, sizeof(*adapter)*adapters); + bcopy(vidsw, new_vidsw, sizeof(*vidsw)*adapters); +#ifdef FB_INSTALL_CDEV + bcopy(vidcdevsw, new_cdevsw, sizeof(*vidcdevsw)*adapters); +#endif + if (adapters > 1) { + free(adapter, M_DEVBUF); + free(vidsw, M_DEVBUF); +#ifdef FB_INSTALL_CDEV + free(vidcdevsw, M_DEVBUF); +#endif + } + adapter = new_adp; + vidsw = new_vidsw; +#ifdef FB_INSTALL_CDEV + vidcdevsw = new_cdevsw; +#endif + adapters = newsize; + splx(s); + + if (bootverbose) + printf("fb: new array size %d\n", adapters); + + return 0; +} + +static void +vid_malloc_init(void *arg) +{ + vid_malloc = TRUE; +} + +SYSINIT(vid_mem, SI_SUB_KMEM, SI_ORDER_ANY, vid_malloc_init, NULL); + +/* + * Low-level frame buffer driver functions + * frame buffer subdrivers, such as the VGA driver, call these functions + * to initialize the video_adapter structure and register it to the virtual + * frame buffer driver `fb'. + */ + +/* initialize the video_adapter_t structure */ +void +vid_init_struct(video_adapter_t *adp, char *name, int type, int unit) +{ + adp->va_flags = 0; + adp->va_name = name; + adp->va_type = type; + adp->va_unit = unit; +} + +/* Register a video adapter */ +int +vid_register(video_adapter_t *adp) +{ + const video_driver_t **list; + const video_driver_t *p; + int index; + + for (index = 0; index < adapters; ++index) { + if (adapter[index] == NULL) + break; + } + if (index >= adapters) { + if (vid_realloc_array()) + return -1; + } + + adp->va_index = index; + adp->va_token = NULL; + SET_FOREACH(list, videodriver_set) { + p = *list; + if (strcmp(p->name, adp->va_name) == 0) { + adapter[index] = adp; + vidsw[index] = p->vidsw; + return index; + } + } + + return -1; +} + +int +vid_unregister(video_adapter_t *adp) +{ + if ((adp->va_index < 0) || (adp->va_index >= adapters)) + return ENOENT; + if (adapter[adp->va_index] != adp) + return ENOENT; + + adapter[adp->va_index] = NULL; + vidsw[adp->va_index] = NULL; + return 0; +} + +/* Get video I/O function table */ +video_switch_t +*vid_get_switch(char *name) +{ + const video_driver_t **list; + const video_driver_t *p; + + SET_FOREACH(list, videodriver_set) { + p = *list; + if (strcmp(p->name, name) == 0) + return p->vidsw; + } + + return NULL; +} + +/* + * Video card client functions + * Video card clients, such as the console driver `syscons' and the frame + * buffer cdev driver, use these functions to claim and release a card for + * exclusive use. + */ + +/* find the video card specified by a driver name and a unit number */ +int +vid_find_adapter(char *driver, int unit) +{ + int i; + + for (i = 0; i < adapters; ++i) { + if (adapter[i] == NULL) + continue; + if (strcmp("*", driver) && strcmp(adapter[i]->va_name, driver)) + continue; + if ((unit != -1) && (adapter[i]->va_unit != unit)) + continue; + return i; + } + return -1; +} + +/* allocate a video card */ +int +vid_allocate(char *driver, int unit, void *id) +{ + int index; + int s; + + s = spltty(); + index = vid_find_adapter(driver, unit); + if (index >= 0) { + if (adapter[index]->va_token) { + splx(s); + return -1; + } + adapter[index]->va_token = id; + } + splx(s); + return index; +} + +int +vid_release(video_adapter_t *adp, void *id) +{ + int error; + int s; + + s = spltty(); + if (adp->va_token == NULL) { + error = EINVAL; + } else if (adp->va_token != id) { + error = EPERM; + } else { + adp->va_token = NULL; + error = 0; + } + splx(s); + return error; +} + +/* Get a video adapter structure */ +video_adapter_t +*vid_get_adapter(int index) +{ + if ((index < 0) || (index >= adapters)) + return NULL; + return adapter[index]; +} + +/* Configure drivers: this is a backdoor for the console driver XXX */ +int +vid_configure(int flags) +{ + const video_driver_t **list; + const video_driver_t *p; + + SET_FOREACH(list, videodriver_set) { + p = *list; + if (p->configure != NULL) + (*p->configure)(flags); + } + + return 0; +} + +/* + * Virtual frame buffer cdev driver functions + * The virtual frame buffer driver dispatches driver functions to + * appropriate subdrivers. + */ + +#define FB_DRIVER_NAME "fb" + +#ifdef FB_INSTALL_CDEV + +#if 0 /* experimental */ + +static devclass_t fb_devclass; + +static int fbprobe(device_t dev); +static int fbattach(device_t dev); + +static device_method_t fb_methods[] = { + DEVMETHOD(device_probe, fbprobe), + DEVMETHOD(device_attach, fbattach), + + DEVMETHOD_END +}; + +static driver_t fb_driver = { + FB_DRIVER_NAME, + fb_methods, + 0, +}; + +static int +fbprobe(device_t dev) +{ + int unit; + + unit = device_get_unit(dev); + if (unit >= adapters) + return ENXIO; + if (adapter[unit] == NULL) + return ENXIO; + + device_set_desc(dev, "generic frame buffer"); + return 0; +} + +static int +fbattach(device_t dev) +{ + printf("fbattach: about to attach children\n"); + bus_generic_attach(dev); + return 0; +} + +#endif + +#define FB_UNIT(dev) dev2unit(dev) +#define FB_MKMINOR(unit) (u) + +#if 0 /* experimental */ +static d_open_t fbopen; +static d_close_t fbclose; +static d_read_t fbread; +static d_write_t fbwrite; +static d_ioctl_t fbioctl; +static d_mmap_t fbmmap; + + +static struct cdevsw fb_cdevsw = { + .d_version = D_VERSION, + .d_flags = D_NEEDGIANT, + .d_open = fbopen, + .d_close = fbclose, + .d_read = fbread, + .d_write = fbwrite, + .d_ioctl = fbioctl, + .d_mmap = fbmmap, + .d_name = FB_DRIVER_NAME, +}; +#endif + + +static int +fb_modevent(module_t mod, int type, void *data) +{ + + switch (type) { + case MOD_LOAD: + break; + case MOD_UNLOAD: + printf("fb module unload - not possible for this module type\n"); + return EINVAL; + default: + return EOPNOTSUPP; + } + return 0; +} + +static moduledata_t fb_mod = { + "fb", + fb_modevent, + NULL +}; + +DECLARE_MODULE(fb, fb_mod, SI_SUB_PSEUDO, SI_ORDER_ANY); + +int +fb_attach(int unit, video_adapter_t *adp, struct cdevsw *cdevsw) +{ + int s; + + if (adp->va_index >= adapters) + return EINVAL; + if (adapter[adp->va_index] != adp) + return EINVAL; + + s = spltty(); + adp->va_minor = unit; + vidcdevsw[adp->va_index] = cdevsw; + splx(s); + + printf("fb%d at %s%d\n", adp->va_index, adp->va_name, adp->va_unit); + return 0; +} + +int +fb_detach(int unit, video_adapter_t *adp, struct cdevsw *cdevsw) +{ + int s; + + if (adp->va_index >= adapters) + return EINVAL; + if (adapter[adp->va_index] != adp) + return EINVAL; + if (vidcdevsw[adp->va_index] != cdevsw) + return EINVAL; + + s = spltty(); + vidcdevsw[adp->va_index] = NULL; + splx(s); + return 0; +} + +/* + * Generic frame buffer cdev driver functions + * Frame buffer subdrivers may call these functions to implement common + * driver functions. + */ + +int genfbopen(genfb_softc_t *sc, video_adapter_t *adp, int flag, int mode, + struct thread *td) +{ + int s; + + s = spltty(); + if (!(sc->gfb_flags & FB_OPEN)) + sc->gfb_flags |= FB_OPEN; + splx(s); + return 0; +} + +int genfbclose(genfb_softc_t *sc, video_adapter_t *adp, int flag, int mode, + struct thread *td) +{ + int s; + + s = spltty(); + sc->gfb_flags &= ~FB_OPEN; + splx(s); + return 0; +} + +int genfbread(genfb_softc_t *sc, video_adapter_t *adp, struct uio *uio, + int flag) +{ + int size; + int offset; + int error; + int len; + + error = 0; + size = adp->va_buffer_size/adp->va_info.vi_planes; + while (uio->uio_resid > 0) { + if (uio->uio_offset >= size) + break; + offset = uio->uio_offset%adp->va_window_size; + len = imin(uio->uio_resid, size - uio->uio_offset); + len = imin(len, adp->va_window_size - offset); + if (len <= 0) + break; + vidd_set_win_org(adp, uio->uio_offset); + error = uiomove((caddr_t)(adp->va_window + offset), len, uio); + if (error) + break; + } + return error; +} + +int genfbwrite(genfb_softc_t *sc, video_adapter_t *adp, struct uio *uio, + int flag) +{ + return ENODEV; +} + +int genfbioctl(genfb_softc_t *sc, video_adapter_t *adp, u_long cmd, + caddr_t arg, int flag, struct thread *td) +{ + int error; + + if (adp == NULL) /* XXX */ + return ENXIO; + error = vidd_ioctl(adp, cmd, arg); + if (error == ENOIOCTL) + error = ENODEV; + return error; +} + +int genfbmmap(genfb_softc_t *sc, video_adapter_t *adp, vm_ooffset_t offset, + vm_offset_t *paddr, int prot, vm_memattr_t *memattr) +{ + return vidd_mmap(adp, offset, paddr, prot, memattr); +} + +#endif /* FB_INSTALL_CDEV */ + +static char +*adapter_name(int type) +{ + static struct { + int type; + char *name; + } names[] = { + { KD_MONO, "MDA" }, + { KD_HERCULES, "Hercules" }, + { KD_CGA, "CGA" }, + { KD_EGA, "EGA" }, + { KD_VGA, "VGA" }, + { KD_TGA, "TGA" }, + { -1, "Unknown" }, + }; + int i; + + for (i = 0; names[i].type != -1; ++i) + if (names[i].type == type) + break; + return names[i].name; +} + +/* + * Generic low-level frame buffer functions + * The low-level functions in the frame buffer subdriver may use these + * functions. + */ + +void +fb_dump_adp_info(char *driver, video_adapter_t *adp, int level) +{ + if (level <= 0) + return; + + printf("%s%d: %s%d, %s, type:%s (%d), flags:0x%x\n", + FB_DRIVER_NAME, adp->va_index, driver, adp->va_unit, adp->va_name, + adapter_name(adp->va_type), adp->va_type, adp->va_flags); + printf("%s%d: port:0x%lx-0x%lx, crtc:0x%lx, mem:0x%lx 0x%x\n", + FB_DRIVER_NAME, adp->va_index, (u_long)adp->va_io_base, + (u_long)adp->va_io_base + adp->va_io_size - 1, + (u_long)adp->va_crtc_addr, (u_long)adp->va_mem_base, + adp->va_mem_size); + printf("%s%d: init mode:%d, bios mode:%d, current mode:%d\n", + FB_DRIVER_NAME, adp->va_index, + adp->va_initial_mode, adp->va_initial_bios_mode, adp->va_mode); + printf("%s%d: window:%p size:%dk gran:%dk, buf:%p size:%dk\n", + FB_DRIVER_NAME, adp->va_index, + (void *)adp->va_window, (int)adp->va_window_size/1024, + (int)adp->va_window_gran/1024, (void *)adp->va_buffer, + (int)adp->va_buffer_size/1024); +} + +void +fb_dump_mode_info(char *driver, video_adapter_t *adp, video_info_t *info, + int level) +{ + if (level <= 0) + return; + + printf("%s%d: %s, mode:%d, flags:0x%x ", + driver, adp->va_unit, adp->va_name, info->vi_mode, info->vi_flags); + if (info->vi_flags & V_INFO_GRAPHICS) + printf("G %dx%dx%d, %d plane(s), font:%dx%d, ", + info->vi_width, info->vi_height, + info->vi_depth, info->vi_planes, + info->vi_cwidth, info->vi_cheight); + else + printf("T %dx%d, font:%dx%d, ", + info->vi_width, info->vi_height, + info->vi_cwidth, info->vi_cheight); + printf("win:0x%lx\n", (u_long)info->vi_window); +} + +int +fb_type(int adp_type) +{ + static struct { + int fb_type; + int va_type; + } types[] = { + { FBTYPE_MDA, KD_MONO }, + { FBTYPE_HERCULES, KD_HERCULES }, + { FBTYPE_CGA, KD_CGA }, + { FBTYPE_EGA, KD_EGA }, + { FBTYPE_VGA, KD_VGA }, + { FBTYPE_TGA, KD_TGA }, + }; + int i; + + for (i = 0; i < nitems(types); ++i) { + if (types[i].va_type == adp_type) + return types[i].fb_type; + } + return -1; +} + +int +fb_commonioctl(video_adapter_t *adp, u_long cmd, caddr_t arg) +{ + int error; + int s; + + /* assert(adp != NULL) */ + + error = 0; + s = spltty(); + + switch (cmd) { + + case FBIO_ADAPTER: /* get video adapter index */ + *(int *)arg = adp->va_index; + break; + + case FBIO_ADPTYPE: /* get video adapter type */ + *(int *)arg = adp->va_type; + break; + + case FBIO_ADPINFO: /* get video adapter info */ + ((video_adapter_info_t *)arg)->va_index = adp->va_index; + ((video_adapter_info_t *)arg)->va_type = adp->va_type; + bcopy(adp->va_name, ((video_adapter_info_t *)arg)->va_name, + imin(strlen(adp->va_name) + 1, + sizeof(((video_adapter_info_t *)arg)->va_name))); + ((video_adapter_info_t *)arg)->va_unit = adp->va_unit; + ((video_adapter_info_t *)arg)->va_flags = adp->va_flags; + ((video_adapter_info_t *)arg)->va_io_base = adp->va_io_base; + ((video_adapter_info_t *)arg)->va_io_size = adp->va_io_size; + ((video_adapter_info_t *)arg)->va_crtc_addr = adp->va_crtc_addr; + ((video_adapter_info_t *)arg)->va_mem_base = adp->va_mem_base; + ((video_adapter_info_t *)arg)->va_mem_size = adp->va_mem_size; + ((video_adapter_info_t *)arg)->va_window +#if defined(__amd64__) || defined(__i386__) + = vtophys(adp->va_window); +#else + = adp->va_window; +#endif + ((video_adapter_info_t *)arg)->va_window_size + = adp->va_window_size; + ((video_adapter_info_t *)arg)->va_window_gran + = adp->va_window_gran; + ((video_adapter_info_t *)arg)->va_window_orig + = adp->va_window_orig; + ((video_adapter_info_t *)arg)->va_unused0 +#if defined(__amd64__) || defined(__i386__) + = adp->va_buffer != 0 ? vtophys(adp->va_buffer) : 0; +#else + = adp->va_buffer; +#endif + ((video_adapter_info_t *)arg)->va_buffer_size + = adp->va_buffer_size; + ((video_adapter_info_t *)arg)->va_mode = adp->va_mode; + ((video_adapter_info_t *)arg)->va_initial_mode + = adp->va_initial_mode; + ((video_adapter_info_t *)arg)->va_initial_bios_mode + = adp->va_initial_bios_mode; + ((video_adapter_info_t *)arg)->va_line_width + = adp->va_line_width; + ((video_adapter_info_t *)arg)->va_disp_start.x + = adp->va_disp_start.x; + ((video_adapter_info_t *)arg)->va_disp_start.y + = adp->va_disp_start.y; + break; + + case FBIO_MODEINFO: /* get mode information */ + error = vidd_get_info(adp, + ((video_info_t *)arg)->vi_mode, + (video_info_t *)arg); + if (error) + error = ENODEV; + break; + + case FBIO_FINDMODE: /* find a matching video mode */ + error = vidd_query_mode(adp, (video_info_t *)arg); + break; + + case FBIO_GETMODE: /* get video mode */ + *(int *)arg = adp->va_mode; + break; + + case FBIO_SETMODE: /* set video mode */ + error = vidd_set_mode(adp, *(int *)arg); + if (error) + error = ENODEV; /* EINVAL? */ + break; + + case FBIO_GETWINORG: /* get frame buffer window origin */ + *(u_int *)arg = adp->va_window_orig; + break; + + case FBIO_GETDISPSTART: /* get display start address */ + ((video_display_start_t *)arg)->x = adp->va_disp_start.x; + ((video_display_start_t *)arg)->y = adp->va_disp_start.y; + break; + + case FBIO_GETLINEWIDTH: /* get scan line width in bytes */ + *(u_int *)arg = adp->va_line_width; + break; + + case FBIO_BLANK: /* blank display */ + error = vidd_blank_display(adp, *(int *)arg); + break; + + case FBIO_GETPALETTE: /* get color palette */ + case FBIO_SETPALETTE: /* set color palette */ + /* XXX */ + + case FBIOPUTCMAP: + case FBIOGETCMAP: + case FBIOPUTCMAPI: + case FBIOGETCMAPI: + /* XXX */ + + case FBIO_SETWINORG: /* set frame buffer window origin */ + case FBIO_SETDISPSTART: /* set display start address */ + case FBIO_SETLINEWIDTH: /* set scan line width in pixel */ + + case FBIOGTYPE: + case FBIOGATTR: + case FBIOSVIDEO: + case FBIOGVIDEO: + case FBIOVERTICAL: + case FBIOSCURSOR: + case FBIOGCURSOR: + case FBIOSCURPOS: + case FBIOGCURPOS: + case FBIOGCURMAX: + case FBIOMONINFO: + case FBIOGXINFO: + + default: + error = ENODEV; + break; + } + + splx(s); + return error; +} diff --git a/freebsd/sys/dev/fb/fbd.c b/freebsd/sys/dev/fb/fbd.c new file mode 100644 index 00000000..60ce4bc3 --- /dev/null +++ b/freebsd/sys/dev/fb/fbd.c @@ -0,0 +1,372 @@ +#include <machine/rtems-bsd-kernel-space.h> + +/*- + * SPDX-License-Identifier: BSD-2-Clause-FreeBSD + * + * Copyright (c) 2013 The FreeBSD Foundation + * All rights reserved. + * + * This software was developed by Aleksandr Rybalko under sponsorship from the + * FreeBSD Foundation. + * + * 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. + * + * $FreeBSD$ + */ + +/* Generic framebuffer */ +/* TODO unlink from VT(9) */ +/* TODO done normal /dev/fb methods */ + +#include <sys/cdefs.h> +__FBSDID("$FreeBSD$"); + +#include <sys/param.h> +#include <sys/systm.h> +#include <sys/bus.h> +#include <sys/conf.h> +#include <sys/kernel.h> +#include <sys/malloc.h> +#include <sys/module.h> +#include <sys/queue.h> +#include <sys/fbio.h> + +#include <machine/bus.h> + +#include <dev/vt/vt.h> +#include <dev/vt/hw/fb/vt_fb.h> + +#include <vm/vm.h> +#include <vm/pmap.h> + +#include <rtems/bsd/local/fb_if.h> + +LIST_HEAD(fb_list_head_t, fb_list_entry) fb_list_head = + LIST_HEAD_INITIALIZER(fb_list_head); +struct fb_list_entry { + struct fb_info *fb_info; + struct cdev *fb_si; + LIST_ENTRY(fb_list_entry) fb_list; +}; + +struct fbd_softc { + device_t sc_dev; + struct fb_info *sc_info; +}; + +static void fbd_evh_init(void *); +/* SI_ORDER_SECOND, just after EVENTHANDLERs initialized. */ +SYSINIT(fbd_evh_init, SI_SUB_CONFIGURE, SI_ORDER_SECOND, fbd_evh_init, NULL); + +static d_open_t fb_open; +static d_close_t fb_close; +static d_read_t fb_read; +static d_write_t fb_write; +static d_ioctl_t fb_ioctl; +static d_mmap_t fb_mmap; + +static struct cdevsw fb_cdevsw = { + .d_version = D_VERSION, + .d_flags = D_NEEDGIANT, + .d_open = fb_open, + .d_close = fb_close, + .d_read = fb_read, + .d_write = fb_write, + .d_ioctl = fb_ioctl, + .d_mmap = fb_mmap, + .d_name = "fb", +}; + +static int framebuffer_dev_unit = 0; + +static int +fb_open(struct cdev *dev, int oflags, int devtype, struct thread *td) +{ + + return (0); +} + +static int +fb_close(struct cdev *dev, int fflag, int devtype, struct thread *td) +{ + + return (0); +} + +static int +fb_ioctl(struct cdev *dev, u_long cmd, caddr_t data, int fflag, + struct thread *td) +{ + struct fb_info *info; + int error; + + error = 0; + info = dev->si_drv1; + + switch (cmd) { + case FBIOGTYPE: + bcopy(info, (struct fbtype *)data, sizeof(struct fbtype)); + break; + + case FBIO_GETWINORG: /* get frame buffer window origin */ + *(u_int *)data = 0; + break; + + case FBIO_GETDISPSTART: /* get display start address */ + ((video_display_start_t *)data)->x = 0; + ((video_display_start_t *)data)->y = 0; + break; + + case FBIO_GETLINEWIDTH: /* get scan line width in bytes */ + *(u_int *)data = info->fb_stride; + break; + + case FBIO_BLANK: /* blank display */ + if (info->setblankmode != NULL) + error = info->setblankmode(info->fb_priv, *(int *)data); + break; + + default: + error = ENOIOCTL; + break; + } + return (error); +} + +static int +fb_read(struct cdev *dev, struct uio *uio, int ioflag) +{ + + return (0); /* XXX nothing to read, yet */ +} + +static int +fb_write(struct cdev *dev, struct uio *uio, int ioflag) +{ + + return (0); /* XXX nothing written */ +} + +static int +fb_mmap(struct cdev *dev, vm_ooffset_t offset, vm_paddr_t *paddr, int nprot, + vm_memattr_t *memattr) +{ + struct fb_info *info; + + info = dev->si_drv1; + + if (info->fb_flags & FB_FLAG_NOMMAP) + return (ENODEV); + + if (offset >= 0 && offset < info->fb_size) { + if (info->fb_pbase == 0) + *paddr = vtophys((uint8_t *)info->fb_vbase + offset); + else + *paddr = info->fb_pbase + offset; + if (info->fb_flags & FB_FLAG_MEMATTR) + *memattr = info->fb_memattr; + return (0); + } + return (EINVAL); +} + +static int +fb_init(struct fb_list_entry *entry, int unit) +{ + struct fb_info *info; + + info = entry->fb_info; + entry->fb_si = make_dev(&fb_cdevsw, unit, UID_ROOT, GID_WHEEL, + 0600, "fb%d", unit); + entry->fb_si->si_drv1 = info; + info->fb_cdev = entry->fb_si; + + return (0); +} + +int +fbd_list() +{ + struct fb_list_entry *entry; + + if (LIST_EMPTY(&fb_list_head)) + return (ENOENT); + + LIST_FOREACH(entry, &fb_list_head, fb_list) { + printf("FB %s @%p\n", entry->fb_info->fb_name, + (void *)entry->fb_info->fb_pbase); + } + + return (0); +} + +static struct fb_list_entry * +fbd_find(struct fb_info* info) +{ + struct fb_list_entry *entry, *tmp; + + LIST_FOREACH_SAFE(entry, &fb_list_head, fb_list, tmp) { + if (entry->fb_info == info) { + return (entry); + } + } + + return (NULL); +} + +int +fbd_register(struct fb_info* info) +{ + struct fb_list_entry *entry; + int err, first; + + first = 0; + if (LIST_EMPTY(&fb_list_head)) + first++; + + entry = fbd_find(info); + if (entry != NULL) { + /* XXX Update framebuffer params */ + return (0); + } + + entry = malloc(sizeof(struct fb_list_entry), M_DEVBUF, M_WAITOK|M_ZERO); + entry->fb_info = info; + + LIST_INSERT_HEAD(&fb_list_head, entry, fb_list); + + err = fb_init(entry, framebuffer_dev_unit++); + if (err) + return (err); + if (first) { + err = vt_fb_attach(info); + if (err) + return (err); + } + + return (0); +} + +int +fbd_unregister(struct fb_info* info) +{ + struct fb_list_entry *entry, *tmp; + + LIST_FOREACH_SAFE(entry, &fb_list_head, fb_list, tmp) { + if (entry->fb_info == info) { + LIST_REMOVE(entry, fb_list); + if (LIST_EMPTY(&fb_list_head)) + vt_fb_detach(info); + free(entry, M_DEVBUF); + return (0); + } + } + + return (ENOENT); +} + +static void +register_fb_wrap(void *arg, void *ptr) +{ + + fbd_register((struct fb_info *)ptr); +} + +static void +unregister_fb_wrap(void *arg, void *ptr) +{ + + fbd_unregister((struct fb_info *)ptr); +} + +static void +fbd_evh_init(void *ctx) +{ + + EVENTHANDLER_REGISTER(register_framebuffer, register_fb_wrap, NULL, + EVENTHANDLER_PRI_ANY); + EVENTHANDLER_REGISTER(unregister_framebuffer, unregister_fb_wrap, NULL, + EVENTHANDLER_PRI_ANY); +} + +/* Newbus methods. */ +static int +fbd_probe(device_t dev) +{ + + return (BUS_PROBE_NOWILDCARD); +} + +static int +fbd_attach(device_t dev) +{ + struct fbd_softc *sc; + int err; + + sc = device_get_softc(dev); + + sc->sc_dev = dev; + sc->sc_info = FB_GETINFO(device_get_parent(dev)); + if (sc->sc_info == NULL) + return (ENXIO); + err = fbd_register(sc->sc_info); + + return (err); +} + +static int +fbd_detach(device_t dev) +{ + struct fbd_softc *sc; + int err; + + sc = device_get_softc(dev); + + err = fbd_unregister(sc->sc_info); + + return (err); +} + +static device_method_t fbd_methods[] = { + /* Device interface */ + DEVMETHOD(device_probe, fbd_probe), + DEVMETHOD(device_attach, fbd_attach), + DEVMETHOD(device_detach, fbd_detach), + + DEVMETHOD(device_shutdown, bus_generic_shutdown), + + { 0, 0 } +}; + +driver_t fbd_driver = { + "fbd", + fbd_methods, + sizeof(struct fbd_softc) +}; + +devclass_t fbd_devclass; + +DRIVER_MODULE(fbd, fb, fbd_driver, fbd_devclass, 0, 0); +DRIVER_MODULE(fbd, drmn, fbd_driver, fbd_devclass, 0, 0); +DRIVER_MODULE(fbd, udl, fbd_driver, fbd_devclass, 0, 0); +MODULE_VERSION(fbd, 1); + diff --git a/freebsd/sys/dev/fb/fbreg.h b/freebsd/sys/dev/fb/fbreg.h new file mode 100644 index 00000000..d5bfd0da --- /dev/null +++ b/freebsd/sys/dev/fb/fbreg.h @@ -0,0 +1,345 @@ +/*- + * SPDX-License-Identifier: BSD-2-Clause-FreeBSD + * + * Copyright (c) 1999 Kazutaka YOKOTA <yokota@zodiac.mech.utsunomiya-u.ac.jp> + * 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 as + * the first lines of this file unmodified. + * 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 _DEV_FB_FBREG_H_ +#define _DEV_FB_FBREG_H_ + +#ifdef _KERNEL + +#define V_MAX_ADAPTERS 8 /* XXX */ + +/* some macros */ +#if defined(__amd64__) || defined(__i386__) + +static __inline void +copyw(uint16_t *src, uint16_t *dst, size_t size) +{ + size >>= 1; + while (size--) + *dst++ = *src++; +} +#define bcopy_io(s, d, c) copyw((void*)(s), (void*)(d), (c)) +#define bcopy_toio(s, d, c) copyw((void*)(s), (void*)(d), (c)) +#define bcopy_fromio(s, d, c) copyw((void*)(s), (void*)(d), (c)) +#define bzero_io(d, c) bzero((void *)(d), (c)) +#define fill_io(p, d, c) fill((p), (void *)(d), (c)) +#define fillw_io(p, d, c) fillw((p), (void *)(d), (c)) +#elif defined(__sparc64__) +static __inline void +fillw(int val, uint16_t *buf, size_t size) +{ + while (size--) + *buf++ = val; +} +#elif defined(__powerpc__) + +#define bcopy_io(s, d, c) ofwfb_bcopy((void *)(s), (void *)(d), (c)) +#define bcopy_toio(s, d, c) ofwfb_bcopy((void *)(s), (void *)(d), (c)) +#define bcopy_fromio(s, d, c) ofwfb_bcopy((void *)(s), (void *)(d), (c)) +#define bzero_io(d, c) ofwfb_bzero((void *)(d), (c)) +#define fillw(p, d, c) ofwfb_fillw((p), (void *)(d), (c)) +#define fillw_io(p, d, c) ofwfb_fillw((p), (void *)(d), (c)) +#define readw(a) ofwfb_readw((u_int16_t *)(a)) +#define writew(a, v) ofwfb_writew((u_int16_t *)(a), (v)) +void ofwfb_bcopy(const void *s, void *d, size_t c); +void ofwfb_bzero(void *d, size_t c); +void ofwfb_fillw(int pat, void *base, size_t cnt); +u_int16_t ofwfb_readw(u_int16_t *addr); +void ofwfb_writew(u_int16_t *addr, u_int16_t val); + +#elif defined(__mips__) || defined(__arm__) + +/* + * Use amd64/i386-like settings under the assumption that MIPS-based display + * drivers will have to add a level of indirection between a syscons-managed + * frame buffer and the actual video hardware. We are forced to do this + * because syscons doesn't carry around required busspace handles and tags to + * use here. This is only really a problem for true VGA devices hooked up to + * MIPS, as others will be performing a translation anyway. + */ +#define bcopy_io(s, d, c) memcpy((void *)(d), (void *)(s), (c)) +#define bcopy_toio(s, d, c) memcpy((void *)(d), (void *)(s), (c)) +#define bcopy_fromio(s, d, c) memcpy((void *)(d), (void *)(s), (c)) +#define bzero_io(d, c) memset((void *)(d), 0, (c)) +#define fill_io(p, d, c) memset((void *)(d), (p), (c)) +static __inline void +fillw(int val, uint16_t *buf, size_t size) +{ + while (size--) + *buf++ = val; +} +#define fillw_io(p, d, c) fillw((p), (void *)(d), (c)) + +#if defined(__arm__) +#define readw(a) (*(uint16_t*)(a)) +#define writew(a, v) (*(uint16_t*)(a) = (v)) +#endif + +#else /* !__i386__ && !__amd64__ && !__sparc64__ && !__powerpc__ */ +#define bcopy_io(s, d, c) memcpy_io((d), (s), (c)) +#define bcopy_toio(s, d, c) memcpy_toio((d), (void *)(s), (c)) +#define bcopy_fromio(s, d, c) memcpy_fromio((void *)(d), (s), (c)) +#define bzero_io(d, c) memset_io((d), 0, (c)) +#define fill_io(p, d, c) memset_io((d), (p), (c)) +#define fillw(p, d, c) memsetw((d), (p), (c)) +#define fillw_io(p, d, c) memsetw_io((d), (p), (c)) +#endif /* !__i386__ */ + +/* video function table */ +typedef int vi_probe_t(int unit, video_adapter_t **adpp, void *arg, int flags); +typedef int vi_init_t(int unit, video_adapter_t *adp, int flags); +typedef int vi_get_info_t(video_adapter_t *adp, int mode, video_info_t *info); +typedef int vi_query_mode_t(video_adapter_t *adp, video_info_t *info); +typedef int vi_set_mode_t(video_adapter_t *adp, int mode); +typedef int vi_save_font_t(video_adapter_t *adp, int page, int size, int width, + u_char *data, int c, int count); +typedef int vi_load_font_t(video_adapter_t *adp, int page, int size, int width, + u_char *data, int c, int count); +typedef int vi_show_font_t(video_adapter_t *adp, int page); +typedef int vi_save_palette_t(video_adapter_t *adp, u_char *palette); +typedef int vi_load_palette_t(video_adapter_t *adp, u_char *palette); +typedef int vi_set_border_t(video_adapter_t *adp, int border); +typedef int vi_save_state_t(video_adapter_t *adp, void *p, size_t size); +typedef int vi_load_state_t(video_adapter_t *adp, void *p); +typedef int vi_set_win_org_t(video_adapter_t *adp, off_t offset); +typedef int vi_read_hw_cursor_t(video_adapter_t *adp, int *col, int *row); +typedef int vi_set_hw_cursor_t(video_adapter_t *adp, int col, int row); +typedef int vi_set_hw_cursor_shape_t(video_adapter_t *adp, int base, + int height, int celsize, int blink); +typedef int vi_blank_display_t(video_adapter_t *adp, int mode); +/* defined in sys/fbio.h +#define V_DISPLAY_ON 0 +#define V_DISPLAY_BLANK 1 +#define V_DISPLAY_STAND_BY 2 +#define V_DISPLAY_SUSPEND 3 +*/ +typedef int vi_mmap_t(video_adapter_t *adp, vm_ooffset_t offset, + vm_paddr_t *paddr, int prot, vm_memattr_t *memattr); +typedef int vi_ioctl_t(video_adapter_t *adp, u_long cmd, caddr_t data); +typedef int vi_clear_t(video_adapter_t *adp); +typedef int vi_fill_rect_t(video_adapter_t *adp, int val, int x, int y, + int cx, int cy); +typedef int vi_bitblt_t(video_adapter_t *adp, ...); +typedef int vi_diag_t(video_adapter_t *adp, int level); +typedef int vi_save_cursor_palette_t(video_adapter_t *adp, u_char *palette); +typedef int vi_load_cursor_palette_t(video_adapter_t *adp, u_char *palette); +typedef int vi_copy_t(video_adapter_t *adp, vm_offset_t src, vm_offset_t dst, + int n); +typedef int vi_putp_t(video_adapter_t *adp, vm_offset_t off, u_int32_t p, + u_int32_t a, int size, int bpp, int bit_ltor, + int byte_ltor); +typedef int vi_putc_t(video_adapter_t *adp, vm_offset_t off, u_int8_t c, + u_int8_t a); +typedef int vi_puts_t(video_adapter_t *adp, vm_offset_t off, u_int16_t *s, + int len); +typedef int vi_putm_t(video_adapter_t *adp, int x, int y, u_int8_t *pixel_image, + u_int32_t pixel_mask, int size, int width); + +typedef struct video_switch { + vi_probe_t *probe; + vi_init_t *init; + vi_get_info_t *get_info; + vi_query_mode_t *query_mode; + vi_set_mode_t *set_mode; + vi_save_font_t *save_font; + vi_load_font_t *load_font; + vi_show_font_t *show_font; + vi_save_palette_t *save_palette; + vi_load_palette_t *load_palette; + vi_set_border_t *set_border; + vi_save_state_t *save_state; + vi_load_state_t *load_state; + vi_set_win_org_t *set_win_org; + vi_read_hw_cursor_t *read_hw_cursor; + vi_set_hw_cursor_t *set_hw_cursor; + vi_set_hw_cursor_shape_t *set_hw_cursor_shape; + vi_blank_display_t *blank_display; + vi_mmap_t *mmap; + vi_ioctl_t *ioctl; + vi_clear_t *clear; + vi_fill_rect_t *fill_rect; + vi_bitblt_t *bitblt; + int (*reserved1)(void); + int (*reserved2)(void); + vi_diag_t *diag; + vi_save_cursor_palette_t *save_cursor_palette; + vi_load_cursor_palette_t *load_cursor_palette; + vi_copy_t *copy; + vi_putp_t *putp; + vi_putc_t *putc; + vi_puts_t *puts; + vi_putm_t *putm; +} video_switch_t; + +#define vidd_probe(unit, adpp, arg, flags) \ + (*vidsw[(adp)->va_index]->probe)((unit), (adpp), (arg), (flags)) +#define vidd_init(unit, adp, flags) \ + (*vidsw[(adp)->va_index]->init)((unit), (adp), (flags)) +#define vidd_get_info(adp, mode, info) \ + (*vidsw[(adp)->va_index]->get_info)((adp), (mode), (info)) +#define vidd_query_mode(adp, mode) \ + (*vidsw[(adp)->va_index]->query_mode)((adp), (mode)) +#define vidd_set_mode(adp, mode) \ + (*vidsw[(adp)->va_index]->set_mode)((adp), (mode)) +#define vidd_save_font(adp, page, size, width, data, c, count) \ + (*vidsw[(adp)->va_index]->save_font)((adp), (page), (size), \ + (width), (data), (c), (count)) +#define vidd_load_font(adp, page, size, width, data, c, count) \ + (*vidsw[(adp)->va_index]->load_font)((adp), (page), (size), \ + (width), (data), (c), (count)) +#define vidd_show_font(adp, page) \ + (*vidsw[(adp)->va_index]->show_font)((adp), (page)) +#define vidd_save_palette(adp, pallete) \ + (*vidsw[(adp)->va_index]->save_palette)((adp), (pallete)) +#define vidd_load_palette(adp, pallete) \ + (*vidsw[(adp)->va_index]->load_palette)((adp), (pallete)) +#define vidd_set_border(adp, border) \ + (*vidsw[(adp)->va_index]->set_border)((adp), (border)) +#define vidd_save_state(adp, p, size) \ + (*vidsw[(adp)->va_index]->save_state)((adp), (p), (size)) +#define vidd_load_state(adp, p) \ + (*vidsw[(adp)->va_index]->load_state)((adp), (p)) +#define vidd_set_win_org(adp, offset) \ + (*vidsw[(adp)->va_index]->set_win_org)((adp), (offset)) +#define vidd_read_hw_cursor(adp, col, row) \ + (*vidsw[(adp)->va_index]->read_hw_cursor)((adp), (col), (row)) +#define vidd_set_hw_cursor(adp, col, row) \ + (*vidsw[(adp)->va_index]->set_hw_cursor)((adp), (col), (row)) +#define vidd_set_hw_cursor_shape(adp, base, height, celsize, blink) \ + (*vidsw[(adp)->va_index]->set_hw_cursor_shape)((adp), (base), \ + (height), (celsize), (blink)) +#define vidd_blank_display(adp, mode) \ + (*vidsw[(adp)->va_index]->blank_display)((adp), (mode)) +#define vidd_mmap(adp, offset, paddr, prot, memattr) \ + (*vidsw[(adp)->va_index]->mmap)((adp), (offset), (paddr), \ + (prot), (memattr)) +#define vidd_ioctl(adp, cmd, data) \ + (*vidsw[(adp)->va_index]->ioctl)((adp), (cmd), (data)) +#define vidd_clear(adp) \ + (*vidsw[(adp)->va_index]->clear)((adp)) +#define vidd_fill_rect(adp, val, x, y, cx, cy) \ + (*vidsw[(adp)->va_index]->fill_rect)((adp), (val), (x), (y), \ + (cx), (cy)) +#define vidd_bitblt(adp, ...) \ + (*vidsw[(adp)->va_index]->bitblt)(adp, __VA_ARGS__) +#define vidd_diag(adp, level) \ + (*vidsw[(adp)->va_index]->diag)((adp), (level)) +#define vidd_save_cursor_palette(adp, palette) \ + (*vidsw[(adp)->va_index]->save_cursor_palette)((adp), (palette)) +#define vidd_load_cursor_palette(adp, palette) \ + (*vidsw[(adp)->va_index]->load_cursor_palette)((adp), (palette)) +#define vidd_copy(adp, src, dst, n) \ + (*vidsw[(adp)->va_index]->copy)((adp), (src), (dst), (n)) +#define vidd_putp(adp, offset, p, a, size, bpp, bit_ltor1, byte_ltor2) \ + (*vidsw[(adp)->va_index]->putp)((adp), (offset), (p), (a), \ + (size), (bpp), (bit_ltor1), (bit_ltor2)) +#define vidd_putc(adp, offset, c, a) \ + (*vidsw[(adp)->va_index]->putc)((adp), (offset), (c), (a)) +#define vidd_puts(adp, offset, s, len) \ + (*vidsw[(adp)->va_index]->puts)((adp), (offset), (s), (len)) +#define vidd_putm(adp, x, y, pixel_image, pixel_mask, size, width) \ + (*vidsw[(adp)->va_index]->putm)((adp), (x), (y), (pixel_image), \ + (pixel_mask), (size), (width)) + +/* video driver */ +typedef struct video_driver { + char *name; + video_switch_t *vidsw; + int (*configure)(int); /* backdoor for the console driver */ +} video_driver_t; + +#define VIDEO_DRIVER(name, sw, config) \ + static struct video_driver name##_driver = { \ + #name, &sw, config \ + }; \ + DATA_SET(videodriver_set, name##_driver); + +/* global variables */ +extern struct video_switch **vidsw; + +/* functions for the video card driver */ +int vid_register(video_adapter_t *adp); +int vid_unregister(video_adapter_t *adp); +video_switch_t *vid_get_switch(char *name); +void vid_init_struct(video_adapter_t *adp, char *name, int type, + int unit); + +/* functions for the video card client */ +int vid_allocate(char *driver, int unit, void *id); +int vid_release(video_adapter_t *adp, void *id); +int vid_find_adapter(char *driver, int unit); +video_adapter_t *vid_get_adapter(int index); + +/* a backdoor for the console driver to tickle the video driver XXX */ +int vid_configure(int flags); +#define VIO_PROBE_ONLY (1 << 0) /* probe only, don't initialize */ + +#ifdef FB_INSTALL_CDEV + +/* virtual frame buffer driver functions */ +int fb_attach(int unit, video_adapter_t *adp, + struct cdevsw *cdevsw); +int fb_detach(int unit, video_adapter_t *adp, + struct cdevsw *cdevsw); + +/* generic frame buffer cdev driver functions */ + +typedef struct genfb_softc { + int gfb_flags; /* flag/status bits */ +#define FB_OPEN (1 << 0) +} genfb_softc_t; + +int genfbopen(genfb_softc_t *sc, video_adapter_t *adp, + int flag, int mode, struct thread *td); +int genfbclose(genfb_softc_t *sc, video_adapter_t *adp, + int flag, int mode, struct thread *td); +int genfbread(genfb_softc_t *sc, video_adapter_t *adp, + struct uio *uio, int flag); +int genfbwrite(genfb_softc_t *sc, video_adapter_t *adp, + struct uio *uio, int flag); +int genfbioctl(genfb_softc_t *sc, video_adapter_t *adp, + u_long cmd, caddr_t arg, int flag, struct thread *td); +int genfbmmap(genfb_softc_t *sc, video_adapter_t *adp, + vm_ooffset_t offset, vm_paddr_t *paddr, + int prot, vm_memattr_t *memattr); + +#endif /* FB_INSTALL_CDEV */ + +/* generic low-level driver functions */ + +void fb_dump_adp_info(char *driver, video_adapter_t *adp, int level); +void fb_dump_mode_info(char *driver, video_adapter_t *adp, + video_info_t *info, int level); +int fb_type(int adp_type); +int fb_commonioctl(video_adapter_t *adp, u_long cmd, caddr_t arg); + +#endif /* _KERNEL */ + +#endif /* !_DEV_FB_FBREG_H_ */ diff --git a/freebsd/sys/dev/vt/colors/vt_termcolors.h b/freebsd/sys/dev/vt/colors/vt_termcolors.h new file mode 100644 index 00000000..8a8c7b65 --- /dev/null +++ b/freebsd/sys/dev/vt/colors/vt_termcolors.h @@ -0,0 +1,63 @@ +/*- + * SPDX-License-Identifier: BSD-2-Clause-FreeBSD + * + * Copyright (c) 2013 The FreeBSD Foundation + * All rights reserved. + * + * This software was developed by Aleksandr Rybalko under sponsorship from the + * FreeBSD Foundation. + * + * 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. + * + * $FreeBSD$ + */ + +enum vt_color_format { + COLOR_FORMAT_BW = 0, + COLOR_FORMAT_GRAY, + COLOR_FORMAT_VGA, /* Color Index. */ + COLOR_FORMAT_RGB, + COLOR_FORMAT_ARGB, + COLOR_FORMAT_CMYK, + COLOR_FORMAT_HSL, + COLOR_FORMAT_YUV, + COLOR_FORMAT_YCbCr, + COLOR_FORMAT_YPbPr, + + COLOR_FORMAT_MAX = 15, +}; + +#define NCOLORS 16 + +/* + * Between console's palette and VGA's one: + * - blue and red are swapped (1 <-> 4) + * - yellow and cyan are swapped (3 <-> 6) + */ +static const int cons_to_vga_colors[NCOLORS] = { + 0, 4, 2, 6, 1, 5, 3, 7, + 8, 12, 10, 14, 9, 13, 11, 15 +}; + +/* Helper to fill color map used by driver */ +int vt_generate_cons_palette(uint32_t *palette, int format, uint32_t rmax, + int roffset, uint32_t gmax, int goffset, uint32_t bmax, int boffset); diff --git a/freebsd/sys/dev/vt/hw/fb/vt_fb.h b/freebsd/sys/dev/vt/hw/fb/vt_fb.h new file mode 100644 index 00000000..42b395e8 --- /dev/null +++ b/freebsd/sys/dev/vt/hw/fb/vt_fb.h @@ -0,0 +1,54 @@ +/*- + * SPDX-License-Identifier: BSD-2-Clause-FreeBSD + * + * Copyright (c) 2013 The FreeBSD Foundation + * All rights reserved. + * + * This software was developed by Aleksandr Rybalko under sponsorship from the + * FreeBSD Foundation. + * + * 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. + * + * $FreeBSD$ + */ + +#ifndef _DEV_VT_HW_FB_VT_FB_H_ +#define _DEV_VT_HW_FB_VT_FB_H_ +/* Generic framebuffer interface call vt_fb_attach to init VT(9) */ +int vt_fb_attach(struct fb_info *info); +void vt_fb_resume(struct vt_device *vd); +void vt_fb_suspend(struct vt_device *vd); +int vt_fb_detach(struct fb_info *info); + +vd_init_t vt_fb_init; +vd_fini_t vt_fb_fini; +vd_blank_t vt_fb_blank; +vd_bitblt_text_t vt_fb_bitblt_text; +vd_invalidate_text_t vt_fb_invalidate_text; +vd_bitblt_bmp_t vt_fb_bitblt_bitmap; +vd_drawrect_t vt_fb_drawrect; +vd_setpixel_t vt_fb_setpixel; +vd_postswitch_t vt_fb_postswitch; +vd_fb_ioctl_t vt_fb_ioctl; +vd_fb_mmap_t vt_fb_mmap; + +#endif /* _DEV_VT_HW_FB_VT_FB_H_ */ diff --git a/freebsd/sys/dev/vt/vt.h b/freebsd/sys/dev/vt/vt.h new file mode 100644 index 00000000..34d4c228 --- /dev/null +++ b/freebsd/sys/dev/vt/vt.h @@ -0,0 +1,474 @@ +/*- + * SPDX-License-Identifier: BSD-2-Clause-FreeBSD + * + * Copyright (c) 2009, 2013 The FreeBSD Foundation + * All rights reserved. + * + * This software was developed by Ed Schouten under sponsorship from the + * FreeBSD Foundation. + * + * Portions of this software were developed by Oleksandr Rybalko + * under sponsorship from the FreeBSD Foundation. + * + * 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. + * + * $FreeBSD$ + */ + +#ifndef _DEV_VT_VT_H_ +#define _DEV_VT_VT_H_ + +#include <sys/param.h> +#include <sys/_lock.h> +#include <sys/_mutex.h> +#include <sys/callout.h> +#include <sys/condvar.h> +#include <sys/conf.h> +#include <sys/consio.h> +#include <sys/kbio.h> +#include <sys/mouse.h> +#include <sys/terminal.h> +#include <sys/sysctl.h> + +#include <rtems/bsd/local/opt_syscons.h> +#include <rtems/bsd/local/opt_splash.h> + +#ifndef VT_MAXWINDOWS +#ifdef MAXCONS +#define VT_MAXWINDOWS MAXCONS +#else +#define VT_MAXWINDOWS 12 +#endif +#endif + +#ifndef VT_ALT_TO_ESC_HACK +#define VT_ALT_TO_ESC_HACK 1 +#endif + +#define VT_CONSWINDOW 0 + +#if defined(SC_TWOBUTTON_MOUSE) || defined(VT_TWOBUTTON_MOUSE) +#define VT_MOUSE_PASTEBUTTON MOUSE_BUTTON3DOWN /* right button */ +#define VT_MOUSE_EXTENDBUTTON MOUSE_BUTTON2DOWN /* not really used */ +#else +#define VT_MOUSE_PASTEBUTTON MOUSE_BUTTON2DOWN /* middle button */ +#define VT_MOUSE_EXTENDBUTTON MOUSE_BUTTON3DOWN /* right button */ +#endif /* defined(SC_TWOBUTTON_MOUSE) || defined(VT_TWOBUTTON_MOUSE) */ + +#define SC_DRIVER_NAME "vt" +#ifdef VT_DEBUG +#define DPRINTF(_l, ...) if (vt_debug > (_l)) printf( __VA_ARGS__ ) +#define VT_CONSOLECTL_DEBUG +#define VT_SYSMOUSE_DEBUG +#else +#define DPRINTF(_l, ...) do {} while (0) +#endif +#define ISSIGVALID(sig) ((sig) > 0 && (sig) < NSIG) + +#define VT_SYSCTL_INT(_name, _default, _descr) \ +int vt_##_name = (_default); \ +SYSCTL_INT(_kern_vt, OID_AUTO, _name, CTLFLAG_RWTUN, &vt_##_name, 0, _descr) + +struct vt_driver; + +void vt_allocate(const struct vt_driver *, void *); +void vt_deallocate(const struct vt_driver *, void *); + +typedef unsigned int vt_axis_t; + +/* + * List of locks + * (d) locked by vd_lock + * (b) locked by vb_lock + * (G) locked by Giant + * (u) unlocked, locked by higher levels + * (c) const until freeing + * (?) yet to be determined + */ + +/* + * Per-device datastructure. + */ + +#ifndef SC_NO_CUTPASTE +struct vt_mouse_cursor; +#endif + +struct vt_pastebuf { + term_char_t *vpb_buf; /* Copy-paste buffer. */ + unsigned int vpb_bufsz; /* Buffer size. */ + unsigned int vpb_len; /* Length of a last selection. */ +}; + +struct vt_device { + struct vt_window *vd_windows[VT_MAXWINDOWS]; /* (c) Windows. */ + struct vt_window *vd_curwindow; /* (d) Current window. */ + struct vt_window *vd_savedwindow;/* (?) Saved for suspend. */ + struct vt_pastebuf vd_pastebuf; /* (?) Copy/paste buf. */ + const struct vt_driver *vd_driver; /* (c) Graphics driver. */ + void *vd_softc; /* (u) Driver data. */ + const struct vt_driver *vd_prev_driver;/* (?) Previous driver. */ + void *vd_prev_softc; /* (?) Previous driver data. */ + device_t vd_video_dev; /* (?) Video adapter. */ +#ifndef SC_NO_CUTPASTE + struct vt_mouse_cursor *vd_mcursor; /* (?) Cursor bitmap. */ + term_color_t vd_mcursor_fg; /* (?) Cursor fg color. */ + term_color_t vd_mcursor_bg; /* (?) Cursor bg color. */ + vt_axis_t vd_mx_drawn; /* (?) Mouse X and Y */ + vt_axis_t vd_my_drawn; /* as of last redraw. */ + int vd_mshown; /* (?) Mouse shown during */ +#endif /* last redrawn. */ + uint16_t vd_mx; /* (?) Current mouse X. */ + uint16_t vd_my; /* (?) current mouse Y. */ + uint32_t vd_mstate; /* (?) Mouse state. */ + vt_axis_t vd_width; /* (?) Screen width. */ + vt_axis_t vd_height; /* (?) Screen height. */ + size_t vd_transpose; /* (?) Screen offset in FB */ + struct mtx vd_lock; /* Per-device lock. */ + struct cv vd_winswitch; /* (d) Window switch notify. */ + struct callout vd_timer; /* (d) Display timer. */ + volatile unsigned int vd_timer_armed;/* (?) Display timer started.*/ + int vd_flags; /* (d) Device flags. */ +#define VDF_TEXTMODE 0x01 /* Do text mode rendering. */ +#define VDF_SPLASH 0x02 /* Splash screen active. */ +#define VDF_ASYNC 0x04 /* vt_timer() running. */ +#define VDF_INVALID 0x08 /* Entire screen should be re-rendered. */ +#define VDF_DEAD 0x10 /* Early probing found nothing. */ +#define VDF_INITIALIZED 0x20 /* vtterm_cnprobe already done. */ +#define VDF_MOUSECURSOR 0x40 /* Mouse cursor visible. */ +#define VDF_QUIET_BELL 0x80 /* Disable bell. */ +#define VDF_SUSPENDED 0x100 /* Device has been suspended. */ +#define VDF_DOWNGRADE 0x8000 /* The driver is being downgraded. */ + int vd_keyboard; /* (G) Keyboard index. */ + unsigned int vd_kbstate; /* (?) Device unit. */ + unsigned int vd_unit; /* (c) Device unit. */ + int vd_altbrk; /* (?) Alt break seq. state */ + term_char_t *vd_drawn; /* (?) Most recent char drawn. */ + term_color_t *vd_drawnfg; /* (?) Most recent fg color drawn. */ + term_color_t *vd_drawnbg; /* (?) Most recent bg color drawn. */ +}; + +#define VD_PASTEBUF(vd) ((vd)->vd_pastebuf.vpb_buf) +#define VD_PASTEBUFSZ(vd) ((vd)->vd_pastebuf.vpb_bufsz) +#define VD_PASTEBUFLEN(vd) ((vd)->vd_pastebuf.vpb_len) + +#define VT_LOCK(vd) mtx_lock(&(vd)->vd_lock) +#define VT_UNLOCK(vd) mtx_unlock(&(vd)->vd_lock) +#define VT_LOCK_ASSERT(vd, what) mtx_assert(&(vd)->vd_lock, what) + +void vt_resume(struct vt_device *vd); +void vt_resume_flush_timer(struct vt_window *vw, int ms); +void vt_suspend(struct vt_device *vd); + +/* + * Per-window terminal screen buffer. + * + * Because redrawing is performed asynchronously, the buffer keeps track + * of a rectangle that needs to be redrawn (vb_dirtyrect). Because this + * approach seemed to cause suboptimal performance (when the top left + * and the bottom right of the screen are modified), it also uses a set + * of bitmasks to keep track of the rows and columns (mod 64) that have + * been modified. + */ + +struct vt_buf { + struct mtx vb_lock; /* Buffer lock. */ + term_pos_t vb_scr_size; /* (b) Screen dimensions. */ + int vb_flags; /* (b) Flags. */ +#define VBF_CURSOR 0x1 /* Cursor visible. */ +#define VBF_STATIC 0x2 /* Buffer is statically allocated. */ +#define VBF_MTX_INIT 0x4 /* Mutex initialized. */ +#define VBF_SCROLL 0x8 /* scroll locked mode. */ +#define VBF_HISTORY_FULL 0x10 /* All rows filled. */ + unsigned int vb_history_size; + unsigned int vb_roffset; /* (b) History rows offset. */ + unsigned int vb_curroffset; /* (b) Saved rows offset. */ + term_pos_t vb_cursor; /* (u) Cursor position. */ + term_pos_t vb_mark_start; /* (b) Copy region start. */ + term_pos_t vb_mark_end; /* (b) Copy region end. */ + int vb_mark_last; /* Last mouse event. */ + term_rect_t vb_dirtyrect; /* (b) Dirty rectangle. */ + term_char_t *vb_buffer; /* (u) Data buffer. */ + term_char_t **vb_rows; /* (u) Array of rows */ +}; + +#ifdef SC_HISTORY_SIZE +#define VBF_DEFAULT_HISTORY_SIZE SC_HISTORY_SIZE +#else +#define VBF_DEFAULT_HISTORY_SIZE 500 +#endif + +void vtbuf_lock(struct vt_buf *); +void vtbuf_unlock(struct vt_buf *); +void vtbuf_copy(struct vt_buf *, const term_rect_t *, const term_pos_t *); +void vtbuf_fill(struct vt_buf *, const term_rect_t *, term_char_t); +void vtbuf_init_early(struct vt_buf *); +void vtbuf_init(struct vt_buf *, const term_pos_t *); +void vtbuf_grow(struct vt_buf *, const term_pos_t *, unsigned int); +void vtbuf_putchar(struct vt_buf *, const term_pos_t *, term_char_t); +void vtbuf_cursor_position(struct vt_buf *, const term_pos_t *); +void vtbuf_scroll_mode(struct vt_buf *vb, int yes); +void vtbuf_dirty(struct vt_buf *vb, const term_rect_t *area); +void vtbuf_undirty(struct vt_buf *, term_rect_t *); +void vtbuf_sethistory_size(struct vt_buf *, unsigned int); +int vtbuf_iscursor(const struct vt_buf *vb, int row, int col); +void vtbuf_cursor_visibility(struct vt_buf *, int); +#ifndef SC_NO_CUTPASTE +int vtbuf_set_mark(struct vt_buf *vb, int type, int col, int row); +int vtbuf_get_marked_len(struct vt_buf *vb); +void vtbuf_extract_marked(struct vt_buf *vb, term_char_t *buf, int sz); +#endif + +#define VTB_MARK_NONE 0 +#define VTB_MARK_END 1 +#define VTB_MARK_START 2 +#define VTB_MARK_WORD 3 +#define VTB_MARK_ROW 4 +#define VTB_MARK_EXTEND 5 +#define VTB_MARK_MOVE 6 + +#define VTBUF_SLCK_ENABLE(vb) vtbuf_scroll_mode((vb), 1) +#define VTBUF_SLCK_DISABLE(vb) vtbuf_scroll_mode((vb), 0) + +#define VTBUF_MAX_HEIGHT(vb) \ + ((vb)->vb_history_size) +#define VTBUF_GET_ROW(vb, r) \ + ((vb)->vb_rows[((vb)->vb_roffset + (r)) % VTBUF_MAX_HEIGHT(vb)]) +#define VTBUF_GET_FIELD(vb, r, c) \ + ((vb)->vb_rows[((vb)->vb_roffset + (r)) % VTBUF_MAX_HEIGHT(vb)][(c)]) +#define VTBUF_FIELD(vb, r, c) \ + ((vb)->vb_rows[((vb)->vb_curroffset + (r)) % VTBUF_MAX_HEIGHT(vb)][(c)]) +#define VTBUF_ISCURSOR(vb, r, c) \ + vtbuf_iscursor((vb), (r), (c)) +#define VTBUF_DIRTYROW(mask, row) \ + ((mask)->vbm_row & ((uint64_t)1 << ((row) % 64))) +#define VTBUF_DIRTYCOL(mask, col) \ + ((mask)->vbm_col & ((uint64_t)1 << ((col) % 64))) +#define VTBUF_SPACE_CHAR(attr) (' ' | (attr)) + +#define VHS_SET 0 +#define VHS_CUR 1 +#define VHS_END 2 +int vthistory_seek(struct vt_buf *, int offset, int whence); +void vthistory_addlines(struct vt_buf *vb, int offset); +void vthistory_getpos(const struct vt_buf *, unsigned int *offset); + +/* + * Per-window datastructure. + */ + +struct vt_window { + struct vt_device *vw_device; /* (c) Device. */ + struct terminal *vw_terminal; /* (c) Terminal. */ + struct vt_buf vw_buf; /* (u) Screen buffer. */ + struct vt_font *vw_font; /* (d) Graphical font. */ + term_rect_t vw_draw_area; /* (?) Drawable area. */ + unsigned int vw_number; /* (c) Window number. */ + int vw_kbdmode; /* (?) Keyboard mode. */ + int vw_prev_kbdmode;/* (?) Previous mode. */ + int vw_kbdstate; /* (?) Keyboard state. */ + int vw_grabbed; /* (?) Grab count. */ + char *vw_kbdsq; /* Escape sequence queue*/ + unsigned int vw_flags; /* (d) Per-window flags. */ + int vw_mouse_level;/* Mouse op mode. */ +#define VWF_BUSY 0x1 /* Busy reconfiguring device. */ +#define VWF_OPENED 0x2 /* TTY in use. */ +#define VWF_SCROLL 0x4 /* Keys influence scrollback. */ +#define VWF_CONSOLE 0x8 /* Kernel message console window. */ +#define VWF_VTYLOCK 0x10 /* Prevent window switch. */ +#define VWF_MOUSE_HIDE 0x20 /* Disable mouse events processing. */ +#define VWF_READY 0x40 /* Window fully initialized. */ +#define VWF_GRAPHICS 0x80 /* Window in graphics mode (KDSETMODE). */ +#define VWF_SWWAIT_REL 0x10000 /* Program wait for VT acquire is done. */ +#define VWF_SWWAIT_ACQ 0x20000 /* Program wait for VT release is done. */ + pid_t vw_pid; /* Terminal holding process */ + struct proc *vw_proc; + struct vt_mode vw_smode; /* switch mode */ + struct callout vw_proc_dead_timer; + struct vt_window *vw_switch_to; +}; + +#define VT_AUTO 0 /* switching is automatic */ +#define VT_PROCESS 1 /* switching controlled by prog */ +#define VT_KERNEL 255 /* switching controlled in kernel */ + +#define IS_VT_PROC_MODE(vw) ((vw)->vw_smode.mode == VT_PROCESS) + +/* + * Per-device driver routines. + */ + +typedef int vd_init_t(struct vt_device *vd); +typedef int vd_probe_t(struct vt_device *vd); +typedef void vd_fini_t(struct vt_device *vd, void *softc); +typedef void vd_postswitch_t(struct vt_device *vd); +typedef void vd_blank_t(struct vt_device *vd, term_color_t color); +typedef void vd_bitblt_text_t(struct vt_device *vd, const struct vt_window *vw, + const term_rect_t *area); +typedef void vd_invalidate_text_t(struct vt_device *vd, + const term_rect_t *area); +typedef void vd_bitblt_bmp_t(struct vt_device *vd, const struct vt_window *vw, + const uint8_t *pattern, const uint8_t *mask, + unsigned int width, unsigned int height, + unsigned int x, unsigned int y, term_color_t fg, term_color_t bg); +typedef int vd_fb_ioctl_t(struct vt_device *, u_long, caddr_t, struct thread *); +typedef int vd_fb_mmap_t(struct vt_device *, vm_ooffset_t, vm_paddr_t *, int, + vm_memattr_t *); +typedef void vd_drawrect_t(struct vt_device *, int, int, int, int, int, + term_color_t); +typedef void vd_setpixel_t(struct vt_device *, int, int, term_color_t); +typedef void vd_suspend_t(struct vt_device *); +typedef void vd_resume_t(struct vt_device *); + +struct vt_driver { + char vd_name[16]; + /* Console attachment. */ + vd_probe_t *vd_probe; + vd_init_t *vd_init; + vd_fini_t *vd_fini; + + /* Drawing. */ + vd_blank_t *vd_blank; + vd_drawrect_t *vd_drawrect; + vd_setpixel_t *vd_setpixel; + vd_bitblt_text_t *vd_bitblt_text; + vd_invalidate_text_t *vd_invalidate_text; + vd_bitblt_bmp_t *vd_bitblt_bmp; + + /* Framebuffer ioctls, if present. */ + vd_fb_ioctl_t *vd_fb_ioctl; + + /* Framebuffer mmap, if present. */ + vd_fb_mmap_t *vd_fb_mmap; + + /* Update display setting on vt switch. */ + vd_postswitch_t *vd_postswitch; + + /* Suspend/resume handlers. */ + vd_suspend_t *vd_suspend; + vd_resume_t *vd_resume; + + /* Priority to know which one can override */ + int vd_priority; +#define VD_PRIORITY_DUMB 10 +#define VD_PRIORITY_GENERIC 100 +#define VD_PRIORITY_SPECIFIC 1000 +}; + +/* + * Console device madness. + * + * Utility macro to make early vt(4) instances work. + */ + +extern struct vt_device vt_consdev; +extern struct terminal vt_consterm; +extern const struct terminal_class vt_termclass; +void vt_upgrade(struct vt_device *vd); + +#define PIXEL_WIDTH(w) ((w) / 8) +#define PIXEL_HEIGHT(h) ((h) / 16) + +#ifndef VT_FB_MAX_WIDTH +#define VT_FB_MAX_WIDTH 4096 +#endif +#ifndef VT_FB_MAX_HEIGHT +#define VT_FB_MAX_HEIGHT 2400 +#endif + +/* name argument is not used yet. */ +#define VT_DRIVER_DECLARE(name, drv) DATA_SET(vt_drv_set, drv) + +/* + * Fonts. + * + * Remapping tables are used to map Unicode points to glyphs. They need + * to be sorted, because vtfont_lookup() performs a binary search. Each + * font has two remapping tables, for normal and bold. When a character + * is not present in bold, it uses a normal glyph. When no glyph is + * available, it uses glyph 0, which is normally equal to U+FFFD. + */ + +struct vt_font_map { + uint32_t vfm_src; + uint16_t vfm_dst; + uint16_t vfm_len; +}; + +struct vt_font { + struct vt_font_map *vf_map[VFNT_MAPS]; + uint8_t *vf_bytes; + unsigned int vf_height, vf_width; + unsigned int vf_map_count[VFNT_MAPS]; + unsigned int vf_refcount; +}; + +#ifndef SC_NO_CUTPASTE +struct vt_mouse_cursor { + uint8_t map[64 * 64 / 8]; + uint8_t mask[64 * 64 / 8]; + uint8_t width; + uint8_t height; +}; +#endif + +const uint8_t *vtfont_lookup(const struct vt_font *vf, term_char_t c); +struct vt_font *vtfont_ref(struct vt_font *vf); +void vtfont_unref(struct vt_font *vf); +int vtfont_load(vfnt_t *f, struct vt_font **ret); + +/* Sysmouse. */ +void sysmouse_process_event(mouse_info_t *mi); +#ifndef SC_NO_CUTPASTE +void vt_mouse_event(int type, int x, int y, int event, int cnt, int mlevel); +void vt_mouse_state(int show); +#endif +#define VT_MOUSE_SHOW 1 +#define VT_MOUSE_HIDE 0 + +/* Utilities. */ +void vt_compute_drawable_area(struct vt_window *); +void vt_determine_colors(term_char_t c, int cursor, + term_color_t *fg, term_color_t *bg); +int vt_is_cursor_in_area(const struct vt_device *vd, + const term_rect_t *area); +void vt_termsize(struct vt_device *, struct vt_font *, term_pos_t *); +void vt_winsize(struct vt_device *, struct vt_font *, struct winsize *); + +/* Logos-on-boot. */ +#define VT_LOGOS_DRAW_BEASTIE 0 +#define VT_LOGOS_DRAW_ALT_BEASTIE 1 +#define VT_LOGOS_DRAW_ORB 2 + +extern int vt_draw_logo_cpus; +extern int vt_splash_cpu; +extern int vt_splash_ncpu; +extern int vt_splash_cpu_style; +extern int vt_splash_cpu_duration; + +extern const unsigned int vt_logo_sprite_height; +extern const unsigned int vt_logo_sprite_width; + +void vtterm_draw_cpu_logos(struct vt_device *); + +#endif /* !_DEV_VT_VT_H_ */ + |