174 #define pci_inb(par, reg)        readb(par->io_base+(reg))  argument
175 #define pci_outb(par, val, reg)  writeb(val, par->io_base+(reg))  argument
177 static inline unsigned int iga_inb(struct iga_par *par, unsigned int reg,  in iga_inb()  argument
180         pci_outb(par, idx, reg);  in iga_inb()
181         return pci_inb(par, reg + 1);  in iga_inb()
184 static inline void iga_outb(struct iga_par *par, unsigned char val,  in iga_outb()  argument
187         pci_outb(par, idx, reg);  in iga_outb()
188         pci_outb(par, val, reg+1);  in iga_outb()
197 static void iga_blank_border(struct iga_par *par)  in iga_blank_border()  argument
205 	(void) pci_inb(par, 0x3DA);		/* required for every access */  in iga_blank_border()
206 	pci_outb(par, IGA_IDX_VGA_OVERSCAN, IGA_ATTR_CTL);  in iga_blank_border()
207 	(void) pci_inb(par, IGA_ATTR_CTL+1);  in iga_blank_border()
208 	pci_outb(par, 0x38, IGA_ATTR_CTL);  in iga_blank_border()
209 	pci_outb(par, 0x20, IGA_ATTR_CTL);	/* re-enable visual */  in iga_blank_border()
217 		iga_outb(par, 0, IGA_EXT_CNTRL, IGA_IDX_OVERSCAN_COLOR + i);  in iga_blank_border()
224 	struct iga_par *par = (struct iga_par *)info->par;  in igafb_mmap()  local
229 	if (!par->mmap_map)  in igafb_mmap()
237 		for (i = 0; par->mmap_map[i].size; i++) {  in igafb_mmap()
238 			unsigned long start = par->mmap_map[i].voff;  in igafb_mmap()
239 			unsigned long end = start + par->mmap_map[i].size;  in igafb_mmap()
247 			map_size = par->mmap_map[i].size - (offset - start);  in igafb_mmap()
248 			map_offset = par->mmap_map[i].poff + (offset - start);  in igafb_mmap()
258 		pgprot_val(vma->vm_page_prot) &= ~(par->mmap_map[i].prot_mask);  in igafb_mmap()
259 		pgprot_val(vma->vm_page_prot) |= par->mmap_map[i].prot_flag;  in igafb_mmap()
286 	struct iga_par *par = (struct iga_par *)info->par;  in igafb_setcolreg()  local
291 	pci_outb(par, regno, DAC_W_INDEX);  in igafb_setcolreg()
292 	pci_outb(par, red,   DAC_DATA);  in igafb_setcolreg()
293 	pci_outb(par, green, DAC_DATA);  in igafb_setcolreg()
294 	pci_outb(par, blue,  DAC_DATA);  in igafb_setcolreg()
331 static int __init iga_init(struct fb_info *info, struct iga_par *par)  in iga_init()  argument
333         char vramsz = iga_inb(par, IGA_EXT_CNTRL, IGA_IDX_EXT_BUS_CNTL)   in iga_init()
364 		info->fix.id, par->frame_buffer_phys, info->fix.smem_len >> 20);  in iga_init()
366 	iga_blank_border(par);   in iga_init()
374         struct iga_par *par;  in igafb_init()  local
406 	par = info->par;  in igafb_init()
422 	par->frame_buffer_phys = addr & PCI_BASE_ADDRESS_MEM_MASK;  in igafb_init()
445 		igafb_fix.mmio_start = par->frame_buffer_phys | 0x00800000;  in igafb_init()
449 	if ((par->io_base = (int) ioremap(igafb_fix.mmio_start, igafb_fix.smem_len)) == 0) {  in igafb_init()
465 	par->mmap_map = kzalloc(4 * sizeof(*par->mmap_map), GFP_ATOMIC);  in igafb_init()
466 	if (!par->mmap_map) {  in igafb_init()
468 		iounmap((void *)par->io_base);  in igafb_init()
526 	info->pseudo_palette = (void *)(par + 1);  in igafb_init()
528 	if (!iga_init(info, par)) {  in igafb_init()
529 		iounmap((void *)par->io_base);  in igafb_init()
531 		kfree(par->mmap_map);  in igafb_init()
542 	    par->mmap_map[0].voff = 0x0;    in igafb_init()
543 	    par->mmap_map[0].poff = par->frame_buffer_phys & PAGE_MASK;  in igafb_init()
544 	    par->mmap_map[0].size = info->fix.smem_len & PAGE_MASK;  in igafb_init()
545 	    par->mmap_map[0].prot_mask = SRMMU_CACHE;  in igafb_init()
546 	    par->mmap_map[0].prot_flag = SRMMU_WRITE;  in igafb_init()
549 	    par->mmap_map[1].voff = par->frame_buffer_phys & PAGE_MASK;  in igafb_init()
550 	    par->mmap_map[1].poff = info->fix.smem_start & PAGE_MASK;  in igafb_init()
551 	    par->mmap_map[1].size = PAGE_SIZE * 2; /* X wants 2 pages */  in igafb_init()
552 	    par->mmap_map[1].prot_mask = SRMMU_CACHE;  in igafb_init()
553 	    par->mmap_map[1].prot_flag = SRMMU_WRITE;  in igafb_init()