+++ /dev/null
-#include <linux/kernel.h>
-#include <linux/init.h>
-#include <linux/pci.h>
-#include <linux/slab.h>
-#include <asm/oplib.h>
-#include <asm/prom.h>
-#include <asm/of_device.h>
-#include <asm/isa.h>
-
-struct sparc_isa_bridge *isa_chain;
-
-static void __init fatal_err(const char *reason)
-{
- prom_printf("ISA: fatal error, %s.\n", reason);
-}
-
-static void __init report_dev(struct sparc_isa_device *isa_dev, int child)
-{
- if (child)
- printk(" (%s)", isa_dev->prom_node->name);
- else
- printk(" [%s", isa_dev->prom_node->name);
-}
-
-static void __init isa_dev_get_resource(struct sparc_isa_device *isa_dev)
-{
- struct of_device *op = of_find_device_by_node(isa_dev->prom_node);
-
- memcpy(&isa_dev->resource, &op->resource[0], sizeof(struct resource));
-}
-
-static void __init isa_dev_get_irq(struct sparc_isa_device *isa_dev)
-{
- struct of_device *op = of_find_device_by_node(isa_dev->prom_node);
-
- if (!op || !op->num_irqs) {
- isa_dev->irq = PCI_IRQ_NONE;
- } else {
- isa_dev->irq = op->irqs[0];
- }
-}
-
-static void __init isa_fill_children(struct sparc_isa_device *parent_isa_dev)
-{
- struct device_node *dp = parent_isa_dev->prom_node->child;
-
- if (!dp)
- return;
-
- printk(" ->");
- while (dp) {
- struct sparc_isa_device *isa_dev;
-
- isa_dev = kzalloc(sizeof(*isa_dev), GFP_KERNEL);
- if (!isa_dev) {
- fatal_err("cannot allocate child isa_dev");
- prom_halt();
- }
-
- /* Link it in to parent. */
- isa_dev->next = parent_isa_dev->child;
- parent_isa_dev->child = isa_dev;
-
- isa_dev->bus = parent_isa_dev->bus;
- isa_dev->prom_node = dp;
-
- isa_dev_get_resource(isa_dev);
- isa_dev_get_irq(isa_dev);
-
- report_dev(isa_dev, 1);
-
- dp = dp->sibling;
- }
-}
-
-static void __init isa_fill_devices(struct sparc_isa_bridge *isa_br)
-{
- struct device_node *dp = isa_br->prom_node->child;
-
- while (dp) {
- struct sparc_isa_device *isa_dev;
- struct dev_archdata *sd;
-
- isa_dev = kzalloc(sizeof(*isa_dev), GFP_KERNEL);
- if (!isa_dev) {
- printk(KERN_DEBUG "ISA: cannot allocate isa_dev");
- return;
- }
-
- sd = &isa_dev->ofdev.dev.archdata;
- sd->prom_node = dp;
- sd->op = &isa_dev->ofdev;
- sd->iommu = isa_br->ofdev.dev.parent->archdata.iommu;
- sd->stc = isa_br->ofdev.dev.parent->archdata.stc;
- sd->numa_node = isa_br->ofdev.dev.parent->archdata.numa_node;
-
- isa_dev->ofdev.node = dp;
- isa_dev->ofdev.dev.parent = &isa_br->ofdev.dev;
- isa_dev->ofdev.dev.bus = &isa_bus_type;
- sprintf(isa_dev->ofdev.dev.bus_id, "isa[%08x]", dp->node);
-
- /* Register with core */
- if (of_device_register(&isa_dev->ofdev) != 0) {
- printk(KERN_DEBUG "isa: device registration error for %s!\n",
- dp->path_component_name);
- kfree(isa_dev);
- goto next_sibling;
- }
-
- /* Link it in. */
- isa_dev->next = NULL;
- if (isa_br->devices == NULL) {
- isa_br->devices = isa_dev;
- } else {
- struct sparc_isa_device *tmp = isa_br->devices;
-
- while (tmp->next)
- tmp = tmp->next;
-
- tmp->next = isa_dev;
- }
-
- isa_dev->bus = isa_br;
- isa_dev->prom_node = dp;
-
- isa_dev_get_resource(isa_dev);
- isa_dev_get_irq(isa_dev);
-
- report_dev(isa_dev, 0);
-
- isa_fill_children(isa_dev);
-
- printk("]");
-
- next_sibling:
- dp = dp->sibling;
- }
-}
-
-void __init isa_init(void)
-{
- struct pci_dev *pdev;
- unsigned short vendor, device;
- int index = 0;
-
- vendor = PCI_VENDOR_ID_AL;
- device = PCI_DEVICE_ID_AL_M1533;
-
- pdev = NULL;
- while ((pdev = pci_get_device(vendor, device, pdev)) != NULL) {
- struct sparc_isa_bridge *isa_br;
- struct device_node *dp;
-
- dp = pci_device_to_OF_node(pdev);
-
- isa_br = kzalloc(sizeof(*isa_br), GFP_KERNEL);
- if (!isa_br) {
- printk(KERN_DEBUG "isa: cannot allocate sparc_isa_bridge");
- pci_dev_put(pdev);
- return;
- }
-
- isa_br->ofdev.node = dp;
- isa_br->ofdev.dev.parent = &pdev->dev;
- isa_br->ofdev.dev.bus = &isa_bus_type;
- sprintf(isa_br->ofdev.dev.bus_id, "isa%d", index);
-
- /* Register with core */
- if (of_device_register(&isa_br->ofdev) != 0) {
- printk(KERN_DEBUG "isa: device registration error for %s!\n",
- dp->path_component_name);
- kfree(isa_br);
- pci_dev_put(pdev);
- return;
- }
-
- /* Link it in. */
- isa_br->next = isa_chain;
- isa_chain = isa_br;
-
- isa_br->self = pdev;
- isa_br->index = index++;
- isa_br->prom_node = dp;
-
- printk("isa%d:", isa_br->index);
-
- isa_fill_devices(isa_br);
-
- printk("\n");
- }
-}
+++ /dev/null
-/* $Id: isa.h,v 1.1 2001/05/11 04:31:55 davem Exp $
- * isa.h: Sparc64 layer for PCI to ISA bridge devices.
- *
- * Copyright (C) 2001 David S. Miller (davem@redhat.com)
- */
-
-#ifndef __SPARC64_ISA_H
-#define __SPARC64_ISA_H
-
-#include <asm/oplib.h>
-#include <asm/prom.h>
-#include <asm/of_device.h>
-
-struct sparc_isa_bridge;
-
-struct sparc_isa_device {
- struct of_device ofdev;
- struct sparc_isa_device *next;
- struct sparc_isa_device *child;
- struct sparc_isa_bridge *bus;
- struct device_node *prom_node;
- struct resource resource;
- unsigned int irq;
-};
-#define to_isa_device(d) container_of(d, struct sparc_isa_device, ofdev.dev)
-
-struct sparc_isa_bridge {
- struct of_device ofdev;
- struct sparc_isa_bridge *next;
- struct sparc_isa_device *devices;
- struct pci_dev *self;
- int index;
- struct device_node *prom_node;
-};
-#define to_isa_bridge(d) container_of(d, struct sparc_isa_bridge, ofdev.dev)
-
-extern struct sparc_isa_bridge *isa_chain;
-
-extern void isa_init(void);
-
-#define for_each_isa(bus) \
- for((bus) = isa_chain; (bus); (bus) = (bus)->next)
-
-#define for_each_isadev(dev, bus) \
- for((dev) = (bus)->devices; (dev); (dev) = (dev)->next)
-
-#endif /* !(__SPARC64_ISA_H) */
projects / linux-2.6-omap-h63xx.git / commitdiff