#define __KERNEL_SYSCALLS__
+#include <linux/config.h>
#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/init.h>
#include <linux/pm.h>
#include <asm/system.h>
+#include <asm/ebus.h>
+#include <asm/isa.h>
#include <asm/auxio.h>
-#include <asm/prom.h>
-#include <asm/of_device.h>
-#include <asm/io.h>
#include <linux/unistd.h>
int scons_pwroff = 1;
#ifdef CONFIG_PCI
-#include <linux/pci.h>
static void __iomem *power_reg;
static DECLARE_WAIT_QUEUE_HEAD(powerd_wait);
return 0;
}
-static int __init has_button_interrupt(unsigned int irq, struct device_node *dp)
+static int __init has_button_interrupt(unsigned int irq, int prom_node)
{
if (irq == PCI_IRQ_NONE)
return 0;
- if (!of_find_property(dp, "button", NULL))
+ if (!prom_node_has_property(prom_node, "button"))
return 0;
return 1;
}
-static int __devinit power_probe(struct of_device *op, const struct of_device_id *match)
+static int __init power_probe_ebus(struct resource **resp, unsigned int *irq_p, int *prom_node_p)
{
- struct resource *res = &op->resource[0];
- unsigned int irq= op->irqs[0];
+ struct linux_ebus *ebus;
+ struct linux_ebus_device *edev;
+
+ for_each_ebus(ebus) {
+ for_each_ebusdev(edev, ebus) {
+ if (!strcmp(edev->prom_name, "power")) {
+ *resp = &edev->resource[0];
+ *irq_p = edev->irqs[0];
+ *prom_node_p = edev->prom_node;
+ return 0;
+ }
+ }
+ }
+ return -ENODEV;
+}
- power_reg = of_ioremap(res, 0, 0x4, "power");
+static int __init power_probe_isa(struct resource **resp, unsigned int *irq_p, int *prom_node_p)
+{
+ struct sparc_isa_bridge *isa_bus;
+ struct sparc_isa_device *isa_dev;
+
+ for_each_isa(isa_bus) {
+ for_each_isadev(isa_dev, isa_bus) {
+ if (!strcmp(isa_dev->prom_name, "power")) {
+ *resp = &isa_dev->resource;
+ *irq_p = isa_dev->irq;
+ *prom_node_p = isa_dev->prom_node;
+ return 0;
+ }
+ }
+ }
+ return -ENODEV;
+}
+
+void __init power_init(void)
+{
+ struct resource *res = NULL;
+ unsigned int irq;
+ int prom_node;
+ static int invoked;
- printk("%s: Control reg at %lx ... ",
- op->node->name, res->start);
+ if (invoked)
+ return;
+ invoked = 1;
- poweroff_method = machine_halt; /* able to use the standard halt */
+ if (!power_probe_ebus(&res, &irq, &prom_node))
+ goto found;
- if (has_button_interrupt(irq, op->node)) {
+ if (!power_probe_isa(&res, &irq, &prom_node))
+ goto found;
+
+ return;
+
+found:
+ power_reg = ioremap(res->start, 0x4);
+ printk("power: Control reg at %p ... ", power_reg);
+ poweroff_method = machine_halt; /* able to use the standard halt */
+ if (has_button_interrupt(irq, prom_node)) {
if (kernel_thread(powerd, NULL, CLONE_FS) < 0) {
printk("Failed to start power daemon.\n");
- return 0;
+ return;
}
printk("powerd running.\n");
if (request_irq(irq,
- power_handler, 0, "power", NULL) < 0)
+ power_handler, SA_SHIRQ, "power", NULL) < 0)
printk("power: Error, cannot register IRQ handler.\n");
} else {
printk("not using powerd.\n");
}
-
- return 0;
-}
-
-static struct of_device_id power_match[] = {
- {
- .name = "power",
- },
- {},
-};
-
-static struct of_platform_driver power_driver = {
- .name = "power",
- .match_table = power_match,
- .probe = power_probe,
-};
-
-void __init power_init(void)
-{
- of_register_driver(&power_driver, &of_bus_type);
- return;
}
#endif /* CONFIG_PCI */