alpha/kernel/core_marvel.c

210 	struct pci_controller *hose = alloc_pci_controller();
215 	hose->index = hose_index++;	/* arbitrary */
218 	 * We don't have an isa or legacy hose, but glibc expects to be
222 	 * sparse access, we need to point the pci_isa_hose at a real hose
225 	if (hose->index == 0)
226 		pci_isa_hose = hose;
229 	io7_port->hose = hose;
230 	hose->sysdata = io7_port;
232 	hose->io_space = alloc_resource();
233 	hose->mem_space = alloc_resource();
239 	hose->sparse_mem_base = hose->sparse_io_base = 0;
240 	hose->dense_mem_base = IO7_MEM_PHYS(io7->pe, port);
241 	hose->dense_io_base = IO7_IO_PHYS(io7->pe, port);
246 	hose->config_space_base = (unsigned long)IO7_CONF_KERN(io7->pe, port);
248 	hose->io_space->start = (unsigned long)IO7_IO_KERN(io7->pe, port);
249 	hose->io_space->end = hose->io_space->start + IO7_IO_SPACE - 1;
250 	hose->io_space->name = mk_resource_name(io7->pe, port, "IO");
251 	hose->io_space->flags = IORESOURCE_IO;
253 	hose->mem_space->start = (unsigned long)IO7_MEM_KERN(io7->pe, port);
254 	hose->mem_space->end = hose->mem_space->start + IO7_MEM_SPACE - 1;
255 	hose->mem_space->name = mk_resource_name(io7->pe, port, "MEM");
256 	hose->mem_space->flags = IORESOURCE_MEM;
258 	if (request_resource(&ioport_resource, hose->io_space) < 0)
259 		printk(KERN_ERR "Failed to request IO on hose %d\n",
260 		       hose->index);
261 	if (request_resource(&iomem_resource, hose->mem_space) < 0)
262 		printk(KERN_ERR "Failed to request MEM on hose %d\n",
263 		       hose->index);
286 	marvel_pci_tbi(hose, 0, -1);
291 	hose->sg_isa = iommu_arena_new_node(0, hose, 0x00800000, 0x00800000, 0);
292 	hose->sg_isa->align_entry = 8;	/* cache line boundary */
294 		hose->sg_isa->dma_base | wbase_m_ena | wbase_m_sg;
295 	csrs->POx_WMASK[0].csr = (hose->sg_isa->size - 1) & wbase_m_addr;
296 	csrs->POx_TBASE[0].csr = virt_to_phys(hose->sg_isa->ptes);
308 	hose->sg_pci = iommu_arena_new_node(0, hose, 0xc0000000, 0x40000000, 0);
309 	hose->sg_pci->align_entry = 8;	/* cache line boundary */
311 		hose->sg_pci->dma_base | wbase_m_ena | wbase_m_sg;
312 	csrs->POx_WMASK[2].csr = (hose->sg_pci->size - 1) & wbase_m_addr;
313 	csrs->POx_TBASE[2].csr = virt_to_phys(hose->sg_pci->ptes);
332 	marvel_pci_tbi(hose, 0, -1);
381 		struct pci_controller *hose = NULL;
382 		int h = (pu64[30] >> 24) & 0xff; /* TERM_OUT_LOC, hose # */
387 		 *         since hose will be able to overflow a byte...
391 		printk("console graphics is on hose %d (console)\n", h);
394 		 * The console's hose numbering is:
396 		 *	hose<n:2>: PID
397 		 *	hose<1:0>: PORT
399 		 * We need to find the hose at that pid and port
404 			hose = io7->ports[port].hose;
406 		if (hose) {
407 			printk("Console graphics on hose %d\n", hose->index);
408 			pci_vga_hose = hose;
488  *	 n:24	reserved for hose base
497  *	to 0 for the root bus on any hose.
505 build_conf_addr(struct pci_controller *hose, u8 bus,
508 	return (hose->config_space_base | (bus << 16) | (devfn << 8) | where);
514 	struct pci_controller *hose = pbus->sysdata;
519 	if (!hose)
523 	io7_port = hose->sysdata;
534 	addr = build_conf_addr(hose, bus, devfn, where);
610 marvel_pci_tbi(struct pci_controller *hose, dma_addr_t start, dma_addr_t end)
612 	io7_ioport_csrs *csrs = ((struct io7_port *)hose->sysdata)->csrs;
692 	struct pci_controller *hose;
705 	 * Find the hose.
707 	for (hose = hose_head; hose; hose = hose->next) {
708 		if ((addr >> 32) == (hose->mem_space->start >> 32))
711 	if (!hose)
715 	 * We have the hose - calculate the bus limits.
717 	baddr = addr - hose->mem_space->start;
732 	if (hose->sg_pci &&
733 	    baddr >= (unsigned long)hose->sg_pci->dma_base &&
734 	    last < (unsigned long)hose->sg_pci->dma_base + hose->sg_pci->size) {
739 		baddr -= hose->sg_pci->dma_base;
740 		last -= hose->sg_pci->dma_base;
751 		ptes = hose->sg_pci->ptes;
780 	vaddr = baddr + hose->mem_space->start;
876 	aper->arena = agp->hose->sg_pci;
919 	io7_ioport_csrs *csrs = ((struct io7_port *)agp->hose->sysdata)->csrs;
920 	struct io7 *io7 = ((struct io7_port *)agp->hose->sysdata)->io7;
971 	printk("Enabling AGP on hose %d: %dX%s RQ %d\n",
972 	       agp->hose->index, agp->mode.bits.rate,
1030 	struct pci_controller *hose;
1041 	hose = NULL;
1049 		h = io7->ports[IO7_AGP_PORT].hose;
1053 			hose = h;
1058 	if (!hose || !hose->sg_pci)
1061 	printk("MARVEL - using hose %d as AGP\n", hose->index);
1064 	 * Get the csrs from the hose.
1066 	csrs = ((struct io7_port *)hose->sysdata)->csrs;
1078 	agp->hose = hose;