/*- * SPDX-License-Identifier: BSD-2-Clause-FreeBSD * * Copyright (c) 1999 Kazutaka YOKOTA * 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_ */