diff options
Diffstat (limited to 'kernel/drivers/net/Space.c')
| -rw-r--r-- | kernel/drivers/net/Space.c | 166 |
1 files changed, 166 insertions, 0 deletions
diff --git a/kernel/drivers/net/Space.c b/kernel/drivers/net/Space.c new file mode 100644 index 000000000..67977f15a --- /dev/null +++ b/kernel/drivers/net/Space.c @@ -0,0 +1,166 @@ +/* + * INET An implementation of the TCP/IP protocol suite for the LINUX + * operating system. INET is implemented using the BSD Socket + * interface as the means of communication with the user level. + * + * Holds initial configuration information for devices. + * + * Version: @(#)Space.c 1.0.7 08/12/93 + * + * Authors: Ross Biro + * Fred N. van Kempen, <waltje@uWalt.NL.Mugnet.ORG> + * Donald J. Becker, <becker@scyld.com> + * + * Changelog: + * Stephen Hemminger (09/2003) + * - get rid of pre-linked dev list, dynamic device allocation + * Paul Gortmaker (03/2002) + * - struct init cleanup, enable multiple ISA autoprobes. + * Arnaldo Carvalho de Melo <acme@conectiva.com.br> - 09/1999 + * - fix sbni: s/device/net_device/ + * Paul Gortmaker (06/98): + * - sort probes in a sane way, make sure all (safe) probes + * get run once & failed autoprobes don't autoprobe again. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation; either version + * 2 of the License, or (at your option) any later version. + */ +#include <linux/netdevice.h> +#include <linux/etherdevice.h> +#include <linux/errno.h> +#include <linux/init.h> +#include <linux/netlink.h> +#include <net/Space.h> + +/* A unified ethernet device probe. This is the easiest way to have every + ethernet adaptor have the name "eth[0123...]". + */ + +struct devprobe2 { + struct net_device *(*probe)(int unit); + int status; /* non-zero if autoprobe has failed */ +}; + +static int __init probe_list2(int unit, struct devprobe2 *p, int autoprobe) +{ + struct net_device *dev; + for (; p->probe; p++) { + if (autoprobe && p->status) + continue; + dev = p->probe(unit); + if (!IS_ERR(dev)) + return 0; + if (autoprobe) + p->status = PTR_ERR(dev); + } + return -ENODEV; +} + +/* + * ISA probes that touch addresses < 0x400 (including those that also + * look for EISA/PCI cards in addition to ISA cards). + */ +static struct devprobe2 isa_probes[] __initdata = { +#if defined(CONFIG_HP100) && defined(CONFIG_ISA) /* ISA, EISA */ + {hp100_probe, 0}, +#endif +#ifdef CONFIG_3C515 + {tc515_probe, 0}, +#endif +#ifdef CONFIG_ULTRA + {ultra_probe, 0}, +#endif +#ifdef CONFIG_WD80x3 + {wd_probe, 0}, +#endif +#if defined(CONFIG_NE2000) /* ISA (use ne2k-pci for PCI cards) */ + {ne_probe, 0}, +#endif +#ifdef CONFIG_LANCE /* ISA/VLB (use pcnet32 for PCI cards) */ + {lance_probe, 0}, +#endif +#ifdef CONFIG_SMC9194 + {smc_init, 0}, +#endif +#ifdef CONFIG_CS89x0 +#ifndef CONFIG_CS89x0_PLATFORM + {cs89x0_probe, 0}, +#endif +#endif +#if defined(CONFIG_MVME16x_NET) || defined(CONFIG_BVME6000_NET) /* Intel I82596 */ + {i82596_probe, 0}, +#endif +#ifdef CONFIG_NI65 + {ni65_probe, 0}, +#endif + {NULL, 0}, +}; + +static struct devprobe2 m68k_probes[] __initdata = { +#ifdef CONFIG_ATARILANCE /* Lance-based Atari ethernet boards */ + {atarilance_probe, 0}, +#endif +#ifdef CONFIG_SUN3LANCE /* sun3 onboard Lance chip */ + {sun3lance_probe, 0}, +#endif +#ifdef CONFIG_SUN3_82586 /* sun3 onboard Intel 82586 chip */ + {sun3_82586_probe, 0}, +#endif +#ifdef CONFIG_APNE /* A1200 PCMCIA NE2000 */ + {apne_probe, 0}, +#endif +#ifdef CONFIG_MVME147_NET /* MVME147 internal Ethernet */ + {mvme147lance_probe, 0}, +#endif +#ifdef CONFIG_MAC8390 /* NuBus NS8390-based cards */ + {mac8390_probe, 0}, +#endif +#ifdef CONFIG_MAC89x0 + {mac89x0_probe, 0}, +#endif + {NULL, 0}, +}; + +/* + * Unified ethernet device probe, segmented per architecture and + * per bus interface. This drives the legacy devices only for now. + */ + +static void __init ethif_probe2(int unit) +{ + unsigned long base_addr = netdev_boot_base("eth", unit); + + if (base_addr == 1) + return; + + (void)( probe_list2(unit, m68k_probes, base_addr == 0) && + probe_list2(unit, isa_probes, base_addr == 0)); +} + +/* Statically configured drivers -- order matters here. */ +static int __init net_olddevs_init(void) +{ + int num; + +#ifdef CONFIG_SBNI + for (num = 0; num < 8; ++num) + sbni_probe(num); +#endif + for (num = 0; num < 8; ++num) + ethif_probe2(num); + +#ifdef CONFIG_COPS + cops_probe(0); + cops_probe(1); + cops_probe(2); +#endif +#ifdef CONFIG_LTPC + ltpc_probe(); +#endif + + return 0; +} + +device_initcall(net_olddevs_init); |