graphics/neomagic/driver.c

53 	device_info	*di;			/* pointer to the owning device */
70 	device_info	di[MAX_DEVICES];	/* device specific stuff */
80 static status_t map_device(device_info *di);
81 static void unmap_device(device_info *di);
320 static status_t map_device(device_info *di)
323 	shared_info *si = di->si;
325 	pci_info *pcii = &(di->pcii);
359 	switch (di->pcii.device_id)
373 			di->pcii.vendor_id, di->pcii.device_id,
374 			di->pcii.bus, di->pcii.device, di->pcii.function);
379 			di->pcii.u.h0.base_registers[registers],
380 			di->pcii.u.h0.base_register_sizes[registers],
383 			(void **)&(di->regs));
384  		si->clone_bugfix_regs = (uint32 *) di->regs;
391 			di->pcii.vendor_id, di->pcii.device_id,
392 			di->pcii.bus, di->pcii.device, di->pcii.function);
396 			di->pcii.u.h0.base_registers[registers2],
397 			di->pcii.u.h0.base_register_sizes[registers2],
400 			(void **)&(di->regs2));
401 	 	si->clone_bugfix_regs2 = (uint32 *) di->regs2;
416 		di->pcii.vendor_id, di->pcii.device_id,
417 		di->pcii.bus, di->pcii.device, di->pcii.function);
429 			di->pcii.u.h0.rom_base_pci,
430 			di->pcii.u.h0.rom_size,
489 		di->pcii.vendor_id, di->pcii.device_id,
490 		di->pcii.bus, di->pcii.device, di->pcii.function);
495 		di->pcii.u.h0.base_registers[frame_buffer],
496 		di->pcii.u.h0.base_register_sizes[frame_buffer],
505 			di->pcii.u.h0.base_registers[frame_buffer],
506 			di->pcii.u.h0.base_register_sizes[frame_buffer],
529 	switch (di->pcii.device_id)
533 		di->regs = (uint32 *)((uint8 *)si->framebuffer + 0x100000);
534  		si->clone_bugfix_regs = (uint32 *) di->regs;
539 		di->regs = (uint32 *)((uint8 *)si->framebuffer + 0x200000);
540  		si->clone_bugfix_regs = (uint32 *) di->regs;
545 	si->framebuffer_pci = (void *) di->pcii.u.h0.base_registers_pci[frame_buffer];
554 static void unmap_device(device_info *di) {
555 	shared_info *si = di->si;
557 	pci_info *pcii = &(di->pcii);
569 	di->regs = NULL;
575 	device_info *di = pd->di;
578 	while ((count < MAX_DEVICES) && ((*pci_bus->get_nth_pci_info)(pci_index, &(di->pcii)) == B_NO_ERROR)) {
583 			if (SupportedDevices[vendor].vendor == di->pcii.vendor_id) {
588 					if (*devices == di->pcii.device_id ) {
590 						sprintf(di->name, "graphics/" DEVICE_FORMAT,
591 							di->pcii.vendor_id, di->pcii.device_id,
592 							di->pcii.bus, di->pcii.device, di->pcii.function);
595 						pd->device_names[count] = di->name;
597 						di->is_open = 0;
599 						di->shared_area = -1;
601 						di->si = NULL;
603 						di++;
642 	device_info *di = (device_info *)data;
643 	shared_info *si = di->si;
652 	regs = di->regs;
653 	regs2 = di->regs2;
672 	device_info *di;
684 	di = &(pd->di[index]);
690 	if (di->is_open) {
696 		di->pcii.vendor_id, di->pcii.device_id,
697 		di->pcii.bus, di->pcii.device, di->pcii.function);
699 	di->shared_area = create_area(shared_name, (void **)&(di->si), B_ANY_KERNEL_ADDRESS, ((sizeof(shared_info) + (B_PAGE_SIZE - 1)) & ~(B_PAGE_SIZE - 1)), B_FULL_LOCK,
701 	if (di->shared_area < 0) {
703 		result = di->shared_area;
708 	si = di->si;
711 	si->vendor_id = di->pcii.vendor_id;
712 	si->device_id = di->pcii.device_id;
713 	si->revision = di->pcii.revision;
719 	result = map_device(di);
726 	disable_vbi(di->regs, di->regs2);
732 	si->vblank = create_sem(0, di->name);
742 	if ((di->pcii.u.h0.interrupt_pin == 0x00) ||
743 	    (di->pcii.u.h0.interrupt_line == 0xff) || /* no IRQ assigned */
744 	    (di->pcii.u.h0.interrupt_line <= 0x02))   /* system IRQ assigned */
753 		result = install_io_interrupt_handler(di->pcii.u.h0.interrupt_line, nm_interrupt, (void *)di, 0);
770 	di->is_open++;
773 	*cookie = di;
780 	delete_area(di->shared_area);
781 	di->shared_area = -1;
782 	di->si = NULL;
828 	device_info *di = (device_info *)dev;
829 	shared_info	*si = di->si;
830 	vuint32 *regs = di->regs;
831 	vuint32 *regs2 = di->regs2;
837 	if (di->is_open > 1)
846 		remove_io_interrupt_handler(di->pcii.u.h0.interrupt_line, nm_interrupt, di);
854 	unmap_device(di);
857 	delete_area(di->shared_area);
858 	di->shared_area = -1;
859 	di->si = NULL;
863 	di->is_open--;
875 	device_info *di = (device_info *)dev;
890 				gpd->shared_info_area = di->shared_area;
897 				pci_info *pcii = &(di->pcii);
905 				pci_info *pcii = &(di->pcii);
913 				strcpy(dn->name, di->name);
920 				vuint32 *regs = di->regs;
921 				vuint32 *regs2 = di->regs2;