1 /*-
2  * SPDX-License-Identifier: BSD-2-Clause
4  * Copyright (c) 2000 Alcove - Nicolas Souchu <nsouch@freebsd.org>
7  * Code based on Peter Horton <pdh@colonel-panic.com> patch.
78 #define outb_p(value, offset) bus_space_write_1(sc->st, sc->sh, offset, value)
79 #define inb_p(offset) (bus_space_read_1(sc->st, sc->sh, offset))
80 #define outb_enh(value, offset) bus_space_write_1(sc->enh_st, sc->enh_sh, \
82 #define inb_enh(offset) (bus_space_read_1(sc->enh_st, sc->enh_sh, offset))
157 	return (*prevvidsw->probe)(unit, adpp, arg, flags);  in s3lfb_probe()
163 	return (*prevvidsw->init)(unit, adp, flags);  in s3lfb_init()
167 s3lfb_get_info(video_adapter_t *adp, int mode, video_info_t *info)  in s3lfb_get_info()  argument
175 	if ((error = (*prevvidsw->get_info)(adp, mode, info)))  in s3lfb_get_info()
179 	/* Don't use linear addressing with text modes  in s3lfb_get_info()
181 	if ((mode > M_VESA_BASE) &&  in s3lfb_get_info()
182 		(info->vi_flags & V_INFO_GRAPHICS) &&  in s3lfb_get_info()
183 		!(info->vi_flags & V_INFO_LINEAR)) {  in s3lfb_get_info()
185 		info->vi_flags |= V_INFO_LINEAR;  in s3lfb_get_info()
186 		info->vi_buffer = sc->mem_base;  in s3lfb_get_info()
189 		info->vi_buffer = 0;  in s3lfb_get_info()
199 	return (*prevvidsw->query_mode)(adp, info);  in s3lfb_query_mode()
208 	off = paddr - trunc_page(paddr);  in s3lfb_map_buffer()
209 	vaddr = (vm_offset_t)pmap_mapdev(paddr - off, size + off);  in s3lfb_map_buffer()
215 s3lfb_set_mode(video_adapter_t *adp, int mode)  in s3lfb_set_mode()  argument
224 	/* First, set the mode as if it was a classic VESA card  in s3lfb_set_mode()
226 	if ((error = (*prevvidsw->set_mode)(adp, mode)))  in s3lfb_set_mode()
229 	/* If not in a linear mode (according to s3lfb_get_info() called  in s3lfb_set_mode()
230 	 * by vesa_set_mode in the (*vidsw[adp->va_index]->get_info)...  in s3lfb_set_mode()
234 	if (!(adp->va_info.vi_flags & V_INFO_LINEAR))  in s3lfb_set_mode()
238 	if ((mode <= M_VESA_BASE) ||  in s3lfb_set_mode()
239 		!(adp->va_info.vi_flags & V_INFO_GRAPHICS) ||  in s3lfb_set_mode()
240 		(adp->va_info.vi_flags & V_INFO_LINEAR))  in s3lfb_set_mode()
274 	/* enable enhanced mode memory mapping */  in s3lfb_set_mode()
279 	/* enable linear frame buffer and set address window to max */  in s3lfb_set_mode()
294 	adp->va_info.vi_flags |= V_INFO_LINEAR;  in s3lfb_set_mode()
295 	adp->va_info.vi_buffer = sc->mem_base;  in s3lfb_set_mode()
296 	adp->va_buffer = s3lfb_map_buffer(adp->va_info.vi_buffer,  in s3lfb_set_mode()
297 				adp->va_info.vi_buffer_size);  in s3lfb_set_mode()
298 	adp->va_buffer_size = adp->va_info.vi_buffer_size;  in s3lfb_set_mode()
299 	adp->va_window = adp->va_buffer;  in s3lfb_set_mode()
300 	adp->va_window_size = adp->va_info.vi_buffer_size/adp->va_info.vi_planes;  in s3lfb_set_mode()
301 	adp->va_window_gran = adp->va_info.vi_buffer_size/adp->va_info.vi_planes;  in s3lfb_set_mode()
310 	return (*prevvidsw->save_font)(adp, page, fontsize, fontwidth, data,  in s3lfb_save_font()
318 	return (*prevvidsw->load_font)(adp, page, fontsize, fontwidth, data,  in s3lfb_load_font()
325 	return (*prevvidsw->show_font)(adp, page);  in s3lfb_show_font()
331 	return (*prevvidsw->save_palette)(adp, palette);  in s3lfb_save_palette()
337 	return (*prevvidsw->load_palette)(adp, palette);  in s3lfb_load_palette()
343 	return (*prevvidsw->set_border)(adp, color);  in s3lfb_set_border()
349 	return (*prevvidsw->save_state)(adp, p, size);  in s3lfb_save_state()
355 	return (*prevvidsw->load_state)(adp, p);  in s3lfb_load_state()
361 	return (*prevvidsw->set_win_org)(adp, offset);  in s3lfb_set_origin()
367 	return (*prevvidsw->read_hw_cursor)(adp, col, row);  in s3lfb_read_hw_cursor()
373 	return (*prevvidsw->set_hw_cursor)(adp, col, row);  in s3lfb_set_hw_cursor()
380 	return (*prevvidsw->set_hw_cursor_shape)(adp, base, height,  in s3lfb_set_hw_cursor_shape()
385 s3lfb_blank_display(video_adapter_t *adp, int mode)   in s3lfb_blank_display()  argument
387 	return (*prevvidsw->blank_display)(adp, mode);  in s3lfb_blank_display()
394 	return (*prevvidsw->mmap)(adp, offset, paddr, prot, memattr);  in s3lfb_mmap()
400 	return (*prevvidsw->clear)(adp);  in s3lfb_clear()
406 	return (*prevvidsw->fill_rect)(adp, val, x, y, cx, cy);  in s3lfb_fill_rect()
412 	return (*prevvidsw->bitblt)(adp);		/* XXX */  in s3lfb_bitblt()
418 	return (*prevvidsw->ioctl)(adp, cmd, arg);  in s3lfb_ioctl()
424 	return (*prevvidsw->diag)(adp, level);  in s3lfb_diag()
481 	if (!(sc->port_res = bus_alloc_resource_any(dev, SYS_RES_IOPORT, &rid,  in s3pci_attach()
486 	sc->st = rman_get_bustag(sc->port_res);  in s3pci_attach()
487 	sc->sh = rman_get_bushandle(sc->port_res);  in s3pci_attach()
490 	if (!(sc->enh_res = bus_alloc_resource_any(dev, SYS_RES_IOPORT, &rid,  in s3pci_attach()
496 	sc->enh_st = rman_get_bustag(sc->enh_res);  in s3pci_attach()
497 	sc->enh_sh = rman_get_bushandle(sc->enh_res);  in s3pci_attach()
500 	if (!(sc->mem_res = bus_alloc_resource_any(dev, SYS_RES_MEMORY, &rid,  in s3pci_attach()
509 	/* sc->mem_base = (u_long)rman_get_virtual(sc->mem_res); */  in s3pci_attach()
510 	sc->mem_base = bus_get_resource_start(dev, SYS_RES_MEMORY, rid);  in s3pci_attach()
511 	sc->mem_size = bus_get_resource_count(dev, SYS_RES_MEMORY, rid);  in s3pci_attach()
516 		if (adp->va_type == KD_VGA)  in s3pci_attach()
523 	if ((adp == NULL) || !(adp->va_flags & V_ADP_VESA)) {  in s3pci_attach()
531 	prevvidsw = vidsw[adp->va_index];  in s3pci_attach()
532 	vidsw[adp->va_index] = &s3lfbvidsw;  in s3pci_attach()
540 	if (sc->mem_res)  in s3pci_attach()
541 		bus_release_resource(dev, SYS_RES_MEMORY, PCI_BASE_MEMORY, sc->mem_res);  in s3pci_attach()
543 	if (sc->enh_res)  in s3pci_attach()
544 		bus_release_resource(dev, SYS_RES_IOPORT, 1, sc->enh_res);  in s3pci_attach()
546 	if (sc->port_res)  in s3pci_attach()
547 		bus_release_resource(dev, SYS_RES_IOPORT, 0, sc->port_res);  in s3pci_attach()