char *buf)
 {
        struct pnp_dev *dev = to_pnp_dev(dmdev);
+       struct resource *res;
        int i, ret;
        pnp_info_buffer_t *buffer;
 
        else
                pnp_printf(buffer, "disabled\n");
 
-       for (i = 0; i < PNP_MAX_PORT; i++) {
-               if (pnp_port_valid(dev, i)) {
+       for (i = 0; (res = pnp_get_resource(dev, IORESOURCE_IO, i)); i++) {
+               if (pnp_resource_valid(res)) {
                        pnp_printf(buffer, "io");
-                       if (pnp_port_flags(dev, i) & IORESOURCE_DISABLED)
+                       if (res->flags & IORESOURCE_DISABLED)
                                pnp_printf(buffer, " disabled\n");
                        else
                                pnp_printf(buffer, " 0x%llx-0x%llx\n",
-                                          (unsigned long long)
-                                          pnp_port_start(dev, i),
-                                          (unsigned long long)pnp_port_end(dev,
-                                                                           i));
+                                          (unsigned long long) res->start,
+                                          (unsigned long long) res->end);
                }
        }
-       for (i = 0; i < PNP_MAX_MEM; i++) {
-               if (pnp_mem_valid(dev, i)) {
+       for (i = 0; (res = pnp_get_resource(dev, IORESOURCE_MEM, i)); i++) {
+               if (pnp_resource_valid(res)) {
                        pnp_printf(buffer, "mem");
-                       if (pnp_mem_flags(dev, i) & IORESOURCE_DISABLED)
+                       if (res->flags & IORESOURCE_DISABLED)
                                pnp_printf(buffer, " disabled\n");
                        else
                                pnp_printf(buffer, " 0x%llx-0x%llx\n",
-                                          (unsigned long long)
-                                          pnp_mem_start(dev, i),
-                                          (unsigned long long)pnp_mem_end(dev,
-                                                                          i));
+                                          (unsigned long long) res->start,
+                                          (unsigned long long) res->end);
                }
        }
-       for (i = 0; i < PNP_MAX_IRQ; i++) {
-               if (pnp_irq_valid(dev, i)) {
+       for (i = 0; (res = pnp_get_resource(dev, IORESOURCE_IRQ, i)); i++) {
+               if (pnp_resource_valid(res)) {
                        pnp_printf(buffer, "irq");
-                       if (pnp_irq_flags(dev, i) & IORESOURCE_DISABLED)
+                       if (res->flags & IORESOURCE_DISABLED)
                                pnp_printf(buffer, " disabled\n");
                        else
                                pnp_printf(buffer, " %lld\n",
-                                          (unsigned long long)pnp_irq(dev, i));
+                                          (unsigned long long) res->start);
                }
        }
-       for (i = 0; i < PNP_MAX_DMA; i++) {
-               if (pnp_dma_valid(dev, i)) {
+       for (i = 0; (res = pnp_get_resource(dev, IORESOURCE_DMA, i)); i++) {
+               if (pnp_resource_valid(res)) {
                        pnp_printf(buffer, "dma");
-                       if (pnp_dma_flags(dev, i) & IORESOURCE_DISABLED)
+                       if (res->flags & IORESOURCE_DISABLED)
                                pnp_printf(buffer, " disabled\n");
                        else
                                pnp_printf(buffer, " %lld\n",
-                                          (unsigned long long)pnp_dma(dev, i));
+                                          (unsigned long long) res->start);
                }
        }
        ret = (buffer->curr - buf);
 
 
                        pci_start = pci_resource_start(pdev, i);
                        pci_end = pci_resource_end(pdev, i);
-                       for (j = 0; j < PNP_MAX_MEM; j++) {
-                               if (!pnp_mem_valid(dev, j) ||
-                                   pnp_mem_len(dev, j) == 0)
+                       for (j = 0;
+                            (res = pnp_get_resource(dev, IORESOURCE_MEM, j));
+                            j++) {
+                               if (res->flags & IORESOURCE_UNSET ||
+                                   (res->start == 0 && res->end == 0))
                                        continue;
 
-                               pnp_start = pnp_mem_start(dev, j);
-                               pnp_end = pnp_mem_end(dev, j);
+                               pnp_start = res->start;
+                               pnp_end = res->end;
 
                                /*
                                 * If the PNP region doesn't overlap the PCI
                                        pci_name(pdev), i,
                                        (unsigned long long) pci_start,
                                        (unsigned long long) pci_end);
-                               res = pnp_get_resource(dev, IORESOURCE_MEM, j);
                                res->flags = 0;
                        }
                }
 
        }
 
        /* check for internal conflicts */
-       for (i = 0; i < PNP_MAX_PORT; i++) {
-               tres = pnp_get_resource(dev, IORESOURCE_IO, i);
-               if (tres && tres != res && tres->flags & IORESOURCE_IO) {
+       for (i = 0; (tres = pnp_get_resource(dev, IORESOURCE_IO, i)); i++) {
+               if (tres != res && tres->flags & IORESOURCE_IO) {
                        tport = &tres->start;
                        tend = &tres->end;
                        if (ranged_conflict(port, end, tport, tend))
        pnp_for_each_dev(tdev) {
                if (tdev == dev)
                        continue;
-               for (i = 0; i < PNP_MAX_PORT; i++) {
-                       tres = pnp_get_resource(tdev, IORESOURCE_IO, i);
-                       if (tres && tres->flags & IORESOURCE_IO) {
+               for (i = 0;
+                    (tres = pnp_get_resource(tdev, IORESOURCE_IO, i));
+                    i++) {
+                       if (tres->flags & IORESOURCE_IO) {
                                if (cannot_compare(tres->flags))
                                        continue;
                                tport = &tres->start;
        }
 
        /* check for internal conflicts */
-       for (i = 0; i < PNP_MAX_MEM; i++) {
-               tres = pnp_get_resource(dev, IORESOURCE_MEM, i);
-               if (tres && tres != res && tres->flags & IORESOURCE_MEM) {
+       for (i = 0; (tres = pnp_get_resource(dev, IORESOURCE_MEM, i)); i++) {
+               if (tres != res && tres->flags & IORESOURCE_MEM) {
                        taddr = &tres->start;
                        tend = &tres->end;
                        if (ranged_conflict(addr, end, taddr, tend))
        pnp_for_each_dev(tdev) {
                if (tdev == dev)
                        continue;
-               for (i = 0; i < PNP_MAX_MEM; i++) {
-                       tres = pnp_get_resource(tdev, IORESOURCE_MEM, i);
-                       if (tres && tres->flags & IORESOURCE_MEM) {
+               for (i = 0;
+                    (tres = pnp_get_resource(tdev, IORESOURCE_MEM, i));
+                    i++) {
+                       if (tres->flags & IORESOURCE_MEM) {
                                if (cannot_compare(tres->flags))
                                        continue;
                                taddr = &tres->start;
        }
 
        /* check for internal conflicts */
-       for (i = 0; i < PNP_MAX_IRQ; i++) {
-               tres = pnp_get_resource(dev, IORESOURCE_IRQ, i);
-               if (tres && tres != res && tres->flags & IORESOURCE_IRQ) {
+       for (i = 0; (tres = pnp_get_resource(dev, IORESOURCE_IRQ, i)); i++) {
+               if (tres != res && tres->flags & IORESOURCE_IRQ) {
                        if (tres->start == *irq)
                                return 0;
                }
        pnp_for_each_dev(tdev) {
                if (tdev == dev)
                        continue;
-               for (i = 0; i < PNP_MAX_IRQ; i++) {
-                       tres = pnp_get_resource(tdev, IORESOURCE_IRQ, i);
-                       if (tres && tres->flags & IORESOURCE_IRQ) {
+               for (i = 0;
+                    (tres = pnp_get_resource(tdev, IORESOURCE_IRQ, i));
+                    i++) {
+                       if (tres->flags & IORESOURCE_IRQ) {
                                if (cannot_compare(tres->flags))
                                        continue;
                                if (tres->start == *irq)
        }
 
        /* check for internal conflicts */
-       for (i = 0; i < PNP_MAX_DMA; i++) {
-               tres = pnp_get_resource(dev, IORESOURCE_DMA, i);
-               if (tres && tres != res && tres->flags & IORESOURCE_DMA) {
+       for (i = 0; (tres = pnp_get_resource(dev, IORESOURCE_DMA, i)); i++) {
+               if (tres != res && tres->flags & IORESOURCE_DMA) {
                        if (tres->start == *dma)
                                return 0;
                }
        pnp_for_each_dev(tdev) {
                if (tdev == dev)
                        continue;
-               for (i = 0; i < PNP_MAX_DMA; i++) {
-                       tres = pnp_get_resource(tdev, IORESOURCE_DMA, i);
-                       if (tres && tres->flags & IORESOURCE_DMA) {
+               for (i = 0;
+                    (tres = pnp_get_resource(tdev, IORESOURCE_DMA, i));
+                    i++) {
+                       if (tres->flags & IORESOURCE_DMA) {
                                if (cannot_compare(tres->flags))
                                        continue;
                                if (tres->start == *dma)
 
 
 static void reserve_resources_of_dev(struct pnp_dev *dev)
 {
+       struct resource *res;
        int i;
 
-       for (i = 0; i < PNP_MAX_PORT; i++) {
-               if (!pnp_port_valid(dev, i))
+       for (i = 0; (res = pnp_get_resource(dev, IORESOURCE_IO, i)); i++) {
+               if (res->flags & IORESOURCE_UNSET)
                        continue;
-               if (pnp_port_start(dev, i) == 0)
+               if (res->start == 0)
                        continue;       /* disabled */
-               if (pnp_port_start(dev, i) < 0x100)
+               if (res->start < 0x100)
                        /*
                         * Below 0x100 is only standard PC hardware
                         * (pics, kbd, timer, dma, ...)
                         * So, do nothing
                         */
                        continue;
-               if (pnp_port_end(dev, i) < pnp_port_start(dev, i))
+               if (res->end < res->start)
                        continue;       /* invalid */
 
-               reserve_range(dev, pnp_port_start(dev, i),
-                             pnp_port_end(dev, i), 1);
+               reserve_range(dev, res->start, res->end, 1);
        }
 
-       for (i = 0; i < PNP_MAX_MEM; i++) {
-               if (!pnp_mem_valid(dev, i))
+       for (i = 0; (res = pnp_get_resource(dev, IORESOURCE_MEM, i)); i++) {
+               if (res->flags & IORESOURCE_UNSET)
                        continue;
 
-               reserve_range(dev, pnp_mem_start(dev, i),
-                             pnp_mem_end(dev, i), 0);
+               reserve_range(dev, res->start, res->end, 0);
        }
 }