170688Snsouch/*- 270688Snsouch * Copyright (c) 2000 Alcove - Nicolas Souchu <nsouch@freebsd.org> 370688Snsouch * All rights reserved. 470688Snsouch * 570688Snsouch * Code based on Peter Horton <pdh@colonel-panic.com> patch. 670688Snsouch * 770688Snsouch * Redistribution and use in source and binary forms, with or without 870688Snsouch * modification, are permitted provided that the following conditions 970688Snsouch * are met: 1070688Snsouch * 1. Redistributions of source code must retain the above copyright 1170688Snsouch * notice, this list of conditions and the following disclaimer. 1270688Snsouch * 2. Redistributions in binary form must reproduce the above copyright 1370688Snsouch * notice, this list of conditions and the following disclaimer in the 1470688Snsouch * documentation and/or other materials provided with the distribution. 1570688Snsouch * 1670688Snsouch * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 1770688Snsouch * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 1870688Snsouch * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 1970688Snsouch * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 2070688Snsouch * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 2170688Snsouch * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 2270688Snsouch * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 2370688Snsouch * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 2470688Snsouch * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 2570688Snsouch * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 2670688Snsouch * SUCH DAMAGE. 2770688Snsouch */ 2870688Snsouch 29119418Sobrien#include <sys/cdefs.h> 30119418Sobrien__FBSDID("$FreeBSD: releng/11.0/sys/dev/fb/s3_pci.c 295790 2016-02-19 03:37:56Z jhibbits $"); 31119418Sobrien 3270688Snsouch/* Enable LFB on S3 cards that has only VESA 1.2 BIOS */ 3370688Snsouch 3470688Snsouch#include <sys/param.h> 3570688Snsouch#include <sys/systm.h> 3670688Snsouch#include <sys/kernel.h> 3770688Snsouch#include <machine/bus.h> 3870688Snsouch 3970688Snsouch#include <vm/vm.h> 4070688Snsouch#include <vm/vm_extern.h> 4170688Snsouch#include <vm/vm_kern.h> 4270688Snsouch#include <vm/pmap.h> 4370688Snsouch 4470688Snsouch#include <sys/uio.h> 4570688Snsouch#include <sys/module.h> 4670688Snsouch#include <sys/bus.h> 4770688Snsouch#include <sys/rman.h> 4870688Snsouch#include <machine/resource.h> 4970688Snsouch 5070688Snsouch#include <sys/malloc.h> 5170688Snsouch#include <sys/fbio.h> 5270688Snsouch 53119277Simp#include <dev/pci/pcireg.h> 54119277Simp#include <dev/pci/pcivar.h> 5570688Snsouch 5670688Snsouch#include <machine/md_var.h> 5770688Snsouch#include <machine/pc/bios.h> 58197025Sdelphij#include <dev/fb/vesa.h> 5970688Snsouch 6070688Snsouch#include <dev/fb/fbreg.h> 6170688Snsouch#include <dev/fb/vgareg.h> 6270688Snsouch 6370688Snsouch#define S3PCI_DEBUG 1 6470688Snsouch 6570688Snsouch#define PCI_S3_VENDOR_ID 0x5333 6670688Snsouch 6770688Snsouch#define S3_CONFIG_IO 0x3c0 /* VGA standard config io ports */ 6870688Snsouch#define S3_CONFIG_IO_SIZE 0x20 6970688Snsouch 7070688Snsouch#define S3_ENHANCED_IO 0x4ae8 /* Extended config register */ 7170688Snsouch#define S3_ENHANCED_IO_SIZE 1 7270688Snsouch 7370688Snsouch#define S3_CRTC_ADDR 0x14 7470688Snsouch#define S3_CRTC_VALUE 0x15 7570688Snsouch 7670688Snsouch#define PCI_BASE_MEMORY 0x10 7770688Snsouch 7870688Snsouch#define outb_p(value, offset) bus_space_write_1(sc->st, sc->sh, offset, value) 7970688Snsouch#define inb_p(offset) (bus_space_read_1(sc->st, sc->sh, offset)) 8070688Snsouch#define outb_enh(value, offset) bus_space_write_1(sc->enh_st, sc->enh_sh, \ 8170688Snsouch offset, value) 8270688Snsouch#define inb_enh(offset) (bus_space_read_1(sc->enh_st, sc->enh_sh, offset)) 8370688Snsouch 8470688Snsouchstruct s3pci_softc { 8570688Snsouch bus_space_tag_t st; 8670688Snsouch bus_space_handle_t sh; 8770688Snsouch bus_space_tag_t enh_st; 8870688Snsouch bus_space_handle_t enh_sh; 8970688Snsouch struct resource *port_res; 9070688Snsouch struct resource *enh_res; 9170688Snsouch struct resource *mem_res; 9270688Snsouch u_long mem_base; 9370688Snsouch u_long mem_size; 9470688Snsouch}; 9570688Snsouch 9670688Snsouchstatic int s3lfb_error(void); 9770688Snsouchstatic vi_probe_t s3lfb_probe; 9870688Snsouchstatic vi_init_t s3lfb_init; 9970688Snsouchstatic vi_get_info_t s3lfb_get_info; 10070688Snsouchstatic vi_query_mode_t s3lfb_query_mode; 10170688Snsouchstatic vi_set_mode_t s3lfb_set_mode; 10270688Snsouchstatic vi_save_font_t s3lfb_save_font; 10370688Snsouchstatic vi_load_font_t s3lfb_load_font; 10470688Snsouchstatic vi_show_font_t s3lfb_show_font; 10570688Snsouchstatic vi_save_palette_t s3lfb_save_palette; 10670688Snsouchstatic vi_load_palette_t s3lfb_load_palette; 10770688Snsouchstatic vi_set_border_t s3lfb_set_border; 10870688Snsouchstatic vi_save_state_t s3lfb_save_state; 10970688Snsouchstatic vi_load_state_t s3lfb_load_state; 11070688Snsouchstatic vi_set_win_org_t s3lfb_set_origin; 11170688Snsouchstatic vi_read_hw_cursor_t s3lfb_read_hw_cursor; 11270688Snsouchstatic vi_set_hw_cursor_t s3lfb_set_hw_cursor; 11370688Snsouchstatic vi_set_hw_cursor_shape_t s3lfb_set_hw_cursor_shape; 11470688Snsouchstatic vi_blank_display_t s3lfb_blank_display; 11570688Snsouchstatic vi_mmap_t s3lfb_mmap; 11670688Snsouchstatic vi_ioctl_t s3lfb_ioctl; 11770688Snsouchstatic vi_clear_t s3lfb_clear; 11870688Snsouchstatic vi_fill_rect_t s3lfb_fill_rect; 11970688Snsouchstatic vi_bitblt_t s3lfb_bitblt; 12070688Snsouchstatic vi_diag_t s3lfb_diag; 12170688Snsouch 12270688Snsouchstatic video_switch_t s3lfbvidsw = { 12370688Snsouch s3lfb_probe, 12470688Snsouch s3lfb_init, 12570688Snsouch s3lfb_get_info, 12670688Snsouch s3lfb_query_mode, 12770688Snsouch s3lfb_set_mode, 12870688Snsouch s3lfb_save_font, 12970688Snsouch s3lfb_load_font, 13070688Snsouch s3lfb_show_font, 13170688Snsouch s3lfb_save_palette, 13270688Snsouch s3lfb_load_palette, 13370688Snsouch s3lfb_set_border, 13470688Snsouch s3lfb_save_state, 13570688Snsouch s3lfb_load_state, 13670688Snsouch s3lfb_set_origin, 13770688Snsouch s3lfb_read_hw_cursor, 13870688Snsouch s3lfb_set_hw_cursor, 13970688Snsouch s3lfb_set_hw_cursor_shape, 14070688Snsouch s3lfb_blank_display, 14170688Snsouch s3lfb_mmap, 14270688Snsouch s3lfb_ioctl, 14370688Snsouch s3lfb_clear, 14470688Snsouch s3lfb_fill_rect, 14570688Snsouch s3lfb_bitblt, 14670688Snsouch s3lfb_error, 14770688Snsouch s3lfb_error, 14870688Snsouch s3lfb_diag, 14970688Snsouch}; 15070688Snsouch 15170688Snsouchstatic video_switch_t *prevvidsw; 15270688Snsouchstatic device_t s3pci_dev = NULL; 15370688Snsouch 15470688Snsouchstatic int 15570688Snsouchs3lfb_probe(int unit, video_adapter_t **adpp, void *arg, int flags) 15670688Snsouch{ 15770688Snsouch return (*prevvidsw->probe)(unit, adpp, arg, flags); 15870688Snsouch} 15970688Snsouch 16070688Snsouchstatic int 16170688Snsouchs3lfb_init(int unit, video_adapter_t *adp, int flags) 16270688Snsouch{ 16370688Snsouch return (*prevvidsw->init)(unit, adp, flags); 16470688Snsouch} 16570688Snsouch 16670688Snsouchstatic int 16770688Snsouchs3lfb_get_info(video_adapter_t *adp, int mode, video_info_t *info) 16870688Snsouch{ 16971465Sjhb#if 0 17070688Snsouch device_t dev = s3pci_dev; /* XXX */ 17170688Snsouch struct s3pci_softc *sc = (struct s3pci_softc *)device_get_softc(dev); 17271465Sjhb#endif 17370688Snsouch int error; 17470688Snsouch 17570688Snsouch if ((error = (*prevvidsw->get_info)(adp, mode, info))) 17670688Snsouch return error; 17770688Snsouch 17870688Snsouch#if 0 17970688Snsouch /* Don't use linear addressing with text modes 18070688Snsouch */ 18170688Snsouch if ((mode > M_VESA_BASE) && 18270688Snsouch (info->vi_flags & V_INFO_GRAPHICS) && 18370688Snsouch !(info->vi_flags & V_INFO_LINEAR)) { 18470688Snsouch 18570688Snsouch info->vi_flags |= V_INFO_LINEAR; 18670688Snsouch info->vi_buffer = sc->mem_base; 18770688Snsouch 18870688Snsouch } else { 18970688Snsouch info->vi_buffer = 0; 19070688Snsouch } 19170688Snsouch#endif 19270688Snsouch 19370688Snsouch return 0; 19470688Snsouch} 19570688Snsouch 19670688Snsouchstatic int 19770688Snsouchs3lfb_query_mode(video_adapter_t *adp, video_info_t *info) 19870688Snsouch{ 19970688Snsouch return (*prevvidsw->query_mode)(adp, info); 20070688Snsouch} 20170688Snsouch 20270688Snsouchstatic vm_offset_t 20370688Snsouchs3lfb_map_buffer(u_int paddr, size_t size) 20470688Snsouch{ 20570688Snsouch vm_offset_t vaddr; 20670688Snsouch u_int off; 20770688Snsouch 20870688Snsouch off = paddr - trunc_page(paddr); 20970688Snsouch vaddr = (vm_offset_t)pmap_mapdev(paddr - off, size + off); 21070688Snsouch 21170688Snsouch return (vaddr + off); 21270688Snsouch} 21370688Snsouch 21470688Snsouchstatic int 21570688Snsouchs3lfb_set_mode(video_adapter_t *adp, int mode) 21670688Snsouch{ 21770688Snsouch device_t dev = s3pci_dev; /* XXX */ 21870688Snsouch struct s3pci_softc *sc = (struct s3pci_softc *)device_get_softc(dev); 21971465Sjhb#if 0 22070688Snsouch unsigned char tmp; 22171465Sjhb#endif 22270688Snsouch int error; 22370688Snsouch 22470688Snsouch /* First, set the mode as if it was a classic VESA card 22570688Snsouch */ 22670688Snsouch if ((error = (*prevvidsw->set_mode)(adp, mode))) 22770688Snsouch return error; 22870688Snsouch 22970688Snsouch /* If not in a linear mode (according to s3lfb_get_info() called 23070688Snsouch * by vesa_set_mode in the (*vidsw[adp->va_index]->get_info)... 23170688Snsouch * sequence, return with no error 23270688Snsouch */ 23370688Snsouch#if 0 23470688Snsouch if (!(adp->va_info.vi_flags & V_INFO_LINEAR)) 23570688Snsouch return 0; 23670688Snsouch#endif 23770688Snsouch 23870688Snsouch if ((mode <= M_VESA_BASE) || 23970688Snsouch !(adp->va_info.vi_flags & V_INFO_GRAPHICS) || 24070688Snsouch (adp->va_info.vi_flags & V_INFO_LINEAR)) 24170688Snsouch return 0; 24270688Snsouch 24370688Snsouch /* Ok, now apply the configuration to the card */ 24470688Snsouch 24570688Snsouch outb_p(0x38, S3_CRTC_ADDR); outb_p(0x48, S3_CRTC_VALUE); 24670688Snsouch outb_p(0x39, S3_CRTC_ADDR); outb_p(0xa5, S3_CRTC_VALUE); 24770688Snsouch 24870688Snsouch /* check that CR47 is read/write */ 24970688Snsouch 25070688Snsouch#if 0 25170688Snsouch outb_p(0x47, S3_CRTC_ADDR); outb_p(0xff, S3_CRTC_VALUE); 25270688Snsouch tmp = inb_p(S3_CRTC_VALUE); 25370688Snsouch outb_p(0x00, S3_CRTC_VALUE); 25470688Snsouch if ((tmp != 0xff) || (inb_p(S3_CRTC_VALUE))) 25570688Snsouch { 25670688Snsouch /* lock S3 registers */ 25770688Snsouch 25870688Snsouch outb_p(0x39, S3_CRTC_ADDR); outb_p(0x5a, S3_CRTC_VALUE); 25970688Snsouch outb_p(0x38, S3_CRTC_ADDR); outb_p(0x00, S3_CRTC_VALUE); 26070688Snsouch 26170688Snsouch return ENXIO; 26270688Snsouch } 26370688Snsouch#endif 26470688Snsouch 26570688Snsouch /* enable enhanced register access */ 26670688Snsouch 26770688Snsouch outb_p(0x40, S3_CRTC_ADDR); 26870688Snsouch outb_p(inb_p(S3_CRTC_VALUE) | 1, S3_CRTC_VALUE); 26970688Snsouch 27070688Snsouch /* enable enhanced functions */ 27170688Snsouch 27270688Snsouch outb_enh(inb_enh(0) | 1, 0x0); 27370688Snsouch 27470688Snsouch /* enable enhanced mode memory mapping */ 27570688Snsouch 27670688Snsouch outb_p(0x31, S3_CRTC_ADDR); 27770688Snsouch outb_p(inb_p(S3_CRTC_VALUE) | 8, S3_CRTC_VALUE); 27870688Snsouch 27970688Snsouch /* enable linear frame buffer and set address window to max */ 28070688Snsouch 28170688Snsouch outb_p(0x58, S3_CRTC_ADDR); 28270688Snsouch outb_p(inb_p(S3_CRTC_VALUE) | 0x13, S3_CRTC_VALUE); 28370688Snsouch 28470688Snsouch /* disabled enhanced register access */ 28570688Snsouch 28670688Snsouch outb_p(0x40, S3_CRTC_ADDR); 28770688Snsouch outb_p(inb_p(S3_CRTC_VALUE) & ~1, S3_CRTC_VALUE); 28870688Snsouch 28970688Snsouch /* lock S3 registers */ 29070688Snsouch 29170688Snsouch outb_p(0x39, S3_CRTC_ADDR); outb_p(0x5a, S3_CRTC_VALUE); 29270688Snsouch outb_p(0x38, S3_CRTC_ADDR); outb_p(0x00, S3_CRTC_VALUE); 29370688Snsouch 29470688Snsouch adp->va_info.vi_flags |= V_INFO_LINEAR; 29570688Snsouch adp->va_info.vi_buffer = sc->mem_base; 29670688Snsouch adp->va_buffer = s3lfb_map_buffer(adp->va_info.vi_buffer, 29770688Snsouch adp->va_info.vi_buffer_size); 29870688Snsouch adp->va_buffer_size = adp->va_info.vi_buffer_size; 29970688Snsouch adp->va_window = adp->va_buffer; 30070688Snsouch adp->va_window_size = adp->va_info.vi_buffer_size/adp->va_info.vi_planes; 30170688Snsouch adp->va_window_gran = adp->va_info.vi_buffer_size/adp->va_info.vi_planes; 30270688Snsouch 30370688Snsouch return 0; 30470688Snsouch} 30570688Snsouch 30670688Snsouchstatic int 307150686Smariuss3lfb_save_font(video_adapter_t *adp, int page, int fontsize, int fontwidth, 308150686Smarius u_char *data, int ch, int count) 30970688Snsouch{ 310150686Smarius return (*prevvidsw->save_font)(adp, page, fontsize, fontwidth, data, 311150686Smarius ch, count); 31270688Snsouch} 31370688Snsouch 31470688Snsouchstatic int 315150686Smariuss3lfb_load_font(video_adapter_t *adp, int page, int fontsize, int fontwidth, 316150686Smarius u_char *data, int ch, int count) 31770688Snsouch{ 318150686Smarius return (*prevvidsw->load_font)(adp, page, fontsize, fontwidth, data, 319150686Smarius ch, count); 32070688Snsouch} 32170688Snsouch 32270688Snsouchstatic int 32370688Snsouchs3lfb_show_font(video_adapter_t *adp, int page) 32470688Snsouch{ 32570688Snsouch return (*prevvidsw->show_font)(adp, page); 32670688Snsouch} 32770688Snsouch 32870688Snsouchstatic int 32970688Snsouchs3lfb_save_palette(video_adapter_t *adp, u_char *palette) 33070688Snsouch{ 33170688Snsouch return (*prevvidsw->save_palette)(adp, palette); 33270688Snsouch} 33370688Snsouch 33470688Snsouchstatic int 33570688Snsouchs3lfb_load_palette(video_adapter_t *adp, u_char *palette) 33670688Snsouch{ 33770688Snsouch return (*prevvidsw->load_palette)(adp, palette); 33870688Snsouch} 33970688Snsouch 34070688Snsouchstatic int 34170688Snsouchs3lfb_set_border(video_adapter_t *adp, int color) 34270688Snsouch{ 34370688Snsouch return (*prevvidsw->set_border)(adp, color); 34470688Snsouch} 34570688Snsouch 34670688Snsouchstatic int 34770688Snsouchs3lfb_save_state(video_adapter_t *adp, void *p, size_t size) 34870688Snsouch{ 34970688Snsouch return (*prevvidsw->save_state)(adp, p, size); 35070688Snsouch} 35170688Snsouch 35270688Snsouchstatic int 35370688Snsouchs3lfb_load_state(video_adapter_t *adp, void *p) 35470688Snsouch{ 35570688Snsouch return (*prevvidsw->load_state)(adp, p); 35670688Snsouch} 35770688Snsouch 35870688Snsouchstatic int 35970688Snsouchs3lfb_set_origin(video_adapter_t *adp, off_t offset) 36070688Snsouch{ 36170688Snsouch return (*prevvidsw->set_win_org)(adp, offset); 36270688Snsouch} 36370688Snsouch 36470688Snsouchstatic int 36570688Snsouchs3lfb_read_hw_cursor(video_adapter_t *adp, int *col, int *row) 36670688Snsouch{ 36770688Snsouch return (*prevvidsw->read_hw_cursor)(adp, col, row); 36870688Snsouch} 36970688Snsouch 37070688Snsouchstatic int 37170688Snsouchs3lfb_set_hw_cursor(video_adapter_t *adp, int col, int row) 37270688Snsouch{ 37370688Snsouch return (*prevvidsw->set_hw_cursor)(adp, col, row); 37470688Snsouch} 37570688Snsouch 37670688Snsouchstatic int 37770688Snsouchs3lfb_set_hw_cursor_shape(video_adapter_t *adp, int base, int height, 37870688Snsouch int celsize, int blink) 37970688Snsouch{ 38070688Snsouch return (*prevvidsw->set_hw_cursor_shape)(adp, base, height, 38170688Snsouch celsize, blink); 38270688Snsouch} 38370688Snsouch 38470688Snsouchstatic int 38570688Snsouchs3lfb_blank_display(video_adapter_t *adp, int mode) 38670688Snsouch{ 38770688Snsouch return (*prevvidsw->blank_display)(adp, mode); 38870688Snsouch} 38970688Snsouch 39070688Snsouchstatic int 391201223Srnolands3lfb_mmap(video_adapter_t *adp, vm_ooffset_t offset, vm_paddr_t *paddr, 392201223Srnoland int prot, vm_memattr_t *memattr) 39370688Snsouch{ 394201223Srnoland return (*prevvidsw->mmap)(adp, offset, paddr, prot, memattr); 39570688Snsouch} 39670688Snsouch 39770688Snsouchstatic int 39870688Snsouchs3lfb_clear(video_adapter_t *adp) 39970688Snsouch{ 40070688Snsouch return (*prevvidsw->clear)(adp); 40170688Snsouch} 40270688Snsouch 40370688Snsouchstatic int 40470688Snsouchs3lfb_fill_rect(video_adapter_t *adp, int val, int x, int y, int cx, int cy) 40570688Snsouch{ 40670688Snsouch return (*prevvidsw->fill_rect)(adp, val, x, y, cx, cy); 40770688Snsouch} 40870688Snsouch 40970688Snsouchstatic int 41070688Snsouchs3lfb_bitblt(video_adapter_t *adp,...) 41170688Snsouch{ 41270688Snsouch return (*prevvidsw->bitblt)(adp); /* XXX */ 41370688Snsouch} 41470688Snsouch 41570688Snsouchstatic int 41670688Snsouchs3lfb_ioctl(video_adapter_t *adp, u_long cmd, caddr_t arg) 41770688Snsouch{ 41870688Snsouch return (*prevvidsw->ioctl)(adp, cmd, arg); 41970688Snsouch} 42070688Snsouch 42170688Snsouchstatic int 42270688Snsouchs3lfb_diag(video_adapter_t *adp, int level) 42370688Snsouch{ 42470688Snsouch return (*prevvidsw->diag)(adp, level); 42570688Snsouch} 42670688Snsouch 42770688Snsouchstatic int 42870688Snsouchs3lfb_error(void) 42970688Snsouch{ 43070688Snsouch return 1; 43170688Snsouch} 43270688Snsouch 43370688Snsouch/***********************************/ 43470688Snsouch/* PCI detection/attachement stuff */ 43570688Snsouch/***********************************/ 43670688Snsouch 43770688Snsouchstatic int 43870688Snsouchs3pci_probe(device_t dev) 43970688Snsouch{ 44070688Snsouch u_int32_t vendor, class, subclass, device_id; 44170688Snsouch 44270688Snsouch device_id = pci_get_devid(dev); 44370688Snsouch vendor = device_id & 0xffff; 44470688Snsouch class = pci_get_class(dev); 44570688Snsouch subclass = pci_get_subclass(dev); 44670688Snsouch 44770688Snsouch if ((class != PCIC_DISPLAY) || (subclass != PCIS_DISPLAY_VGA) || 44870688Snsouch (vendor != PCI_S3_VENDOR_ID)) 44970688Snsouch return ENXIO; 45070688Snsouch 45170688Snsouch device_set_desc(dev, "S3 graphic card"); 45270688Snsouch 45370688Snsouch bus_set_resource(dev, SYS_RES_IOPORT, 0, 45470688Snsouch S3_CONFIG_IO, S3_CONFIG_IO_SIZE); 45570688Snsouch bus_set_resource(dev, SYS_RES_IOPORT, 1, 45670688Snsouch S3_ENHANCED_IO, S3_ENHANCED_IO_SIZE); 45770688Snsouch 458143161Simp return BUS_PROBE_DEFAULT; 45970688Snsouch 46070688Snsouch}; 46170688Snsouch 46270688Snsouchstatic int 46370688Snsouchs3pci_attach(device_t dev) 46470688Snsouch{ 46570688Snsouch struct s3pci_softc* sc = (struct s3pci_softc*)device_get_softc(dev); 46670688Snsouch video_adapter_t *adp; 46770688Snsouch 46870688Snsouch#if 0 46970688Snsouch unsigned char tmp; 47070688Snsouch#endif 47170688Snsouch int rid, i; 47270688Snsouch 47370688Snsouch if (s3pci_dev) { 47487599Sobrien printf("%s: driver already attached!\n", __func__); 47570688Snsouch goto error; 47670688Snsouch } 47770688Snsouch 47870688Snsouch /* Allocate resources 47970688Snsouch */ 48070688Snsouch rid = 0; 481295790Sjhibbits if (!(sc->port_res = bus_alloc_resource_any(dev, SYS_RES_IOPORT, &rid, 482295790Sjhibbits RF_ACTIVE | RF_SHAREABLE))) { 48387599Sobrien printf("%s: port resource allocation failed!\n", __func__); 48470688Snsouch goto error; 48570688Snsouch } 48670688Snsouch sc->st = rman_get_bustag(sc->port_res); 48770688Snsouch sc->sh = rman_get_bushandle(sc->port_res); 48870688Snsouch 48970688Snsouch rid = 1; 490295790Sjhibbits if (!(sc->enh_res = bus_alloc_resource_any(dev, SYS_RES_IOPORT, &rid, 491295790Sjhibbits RF_ACTIVE | RF_SHAREABLE))) { 49270688Snsouch printf("%s: enhanced port resource allocation failed!\n", 49387599Sobrien __func__); 49470688Snsouch goto error; 49570688Snsouch } 49670688Snsouch sc->enh_st = rman_get_bustag(sc->enh_res); 49770688Snsouch sc->enh_sh = rman_get_bushandle(sc->enh_res); 49870688Snsouch 49970688Snsouch rid = PCI_BASE_MEMORY; 500127135Snjl if (!(sc->mem_res = bus_alloc_resource_any(dev, SYS_RES_MEMORY, &rid, 501127135Snjl RF_ACTIVE))) { 50270688Snsouch 50387599Sobrien printf("%s: mem resource allocation failed!\n", __func__); 50470688Snsouch goto error; 50570688Snsouch } 50670688Snsouch 50770688Snsouch /* The memory base address will be our LFB base address 50870688Snsouch */ 50970688Snsouch /* sc->mem_base = (u_long)rman_get_virtual(sc->mem_res); */ 51070688Snsouch sc->mem_base = bus_get_resource_start(dev, SYS_RES_MEMORY, rid); 51170688Snsouch sc->mem_size = bus_get_resource_count(dev, SYS_RES_MEMORY, rid); 51270688Snsouch 51370688Snsouch /* Attach the driver to the VGA/VESA framework 51470688Snsouch */ 51570688Snsouch for (i = 0; (adp = vid_get_adapter(i)) != NULL; ++i) { 516234362Sjkim if (adp->va_type == KD_VGA) 51770688Snsouch break; 51870688Snsouch } 51970688Snsouch 52070688Snsouch /* If the VESA module hasn't been loaded, or VGA doesn't 52170688Snsouch * exist, abort 52270688Snsouch */ 52370688Snsouch if ((adp == NULL) || !(adp->va_flags & V_ADP_VESA)) { 52470688Snsouch printf("%s: VGA adapter not found or VESA module not loaded!\n", 52587599Sobrien __func__); 52670688Snsouch goto error; 52770688Snsouch } 52870688Snsouch 52970688Snsouch /* Replace the VESA video switch by owers 53070688Snsouch */ 53170688Snsouch prevvidsw = vidsw[adp->va_index]; 53270688Snsouch vidsw[adp->va_index] = &s3lfbvidsw; 53370688Snsouch 53470688Snsouch /* Remember who we are on the bus */ 53570688Snsouch s3pci_dev = (void *)dev; /* XXX */ 53670688Snsouch 53770688Snsouch return 0; 53870688Snsouch 53970688Snsoucherror: 54070688Snsouch if (sc->mem_res) 54170688Snsouch bus_release_resource(dev, SYS_RES_MEMORY, PCI_BASE_MEMORY, sc->mem_res); 54270688Snsouch 54370688Snsouch if (sc->enh_res) 54470688Snsouch bus_release_resource(dev, SYS_RES_IOPORT, 1, sc->enh_res); 54570688Snsouch 54670688Snsouch if (sc->port_res) 54770688Snsouch bus_release_resource(dev, SYS_RES_IOPORT, 0, sc->port_res); 54870688Snsouch 54970688Snsouch return ENXIO; 55070688Snsouch}; 55170688Snsouch 55270688Snsouchstatic device_method_t s3pci_methods[] = { 55370688Snsouch 55470688Snsouch DEVMETHOD(device_probe, s3pci_probe), 55570688Snsouch DEVMETHOD(device_attach, s3pci_attach), 55670688Snsouch {0,0} 55770688Snsouch}; 55870688Snsouch 55970688Snsouchstatic driver_t s3pci_driver = { 56070688Snsouch "s3pci", 56170688Snsouch s3pci_methods, 56270688Snsouch sizeof(struct s3pci_softc), 56370688Snsouch}; 56470688Snsouch 56570688Snsouchstatic devclass_t s3pci_devclass; 56670688Snsouch 56770688SnsouchDRIVER_MODULE(s3pci, pci, s3pci_driver, s3pci_devclass, 0, 0); 568