/* * parport.h: platform-specific PC-style parport initialisation * * Copyright (C) 1999, 2000 Tim Waugh <tim@cyberelk.demon.co.uk> * * This file should only be included by drivers/parport/parport_pc.c. */ #ifndef _ASM_POWERPC_PARPORT_H #define _ASM_POWERPC_PARPORT_H #ifdef __KERNEL__ #include <asm/prom.h> extern struct parport *parport_pc_probe_port (unsigned long int base, unsigned long int base_hi, int irq, int dma, struct pci_dev *dev); static int __devinit parport_pc_find_nonpci_ports (int autoirq, int autodma) { struct device_node *np; u32 *prop; u32 io1, io2; int propsize; int count = 0; for (np = NULL; (np = of_find_compatible_node(np, "parallel", "pnpPNP,400")) != NULL;) { prop = (u32 *)get_property(np, "reg", &propsize); if (!prop || propsize > 6*sizeof(u32)) continue; io1 = prop[1]; io2 = prop[2]; prop = (u32 *)get_property(np, "interrupts", NULL); if (!prop) continue; if (parport_pc_probe_port(io1, io2, prop[0], autodma, NULL) != NULL) count++; } return count; } #endif /* __KERNEL__ */ #endif /* !(_ASM_POWERPC_PARPORT_H) */