/* * CompactPCI Hot Plug Core Functions * * Copyright (C) 2002 SOMA Networks, Inc. * Copyright (C) 2001 Greg Kroah-Hartman (greg@kroah.com) * Copyright (C) 2001 IBM Corp. * * All rights reserved. * * 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. * * This program is distributed in the hope that it will be useful, but * WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, GOOD TITLE or * NON INFRINGEMENT. See the GNU General Public License for more * details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. * * Send feedback to <scottm@somanetworks.com> */ #ifndef _CPCI_HOTPLUG_H #define _CPCI_HOTPLUG_H #include <linux/types.h> #include <linux/pci.h> /* PICMG 2.1 R2.0 HS CSR bits: */ #define HS_CSR_INS 0x0080 #define HS_CSR_EXT 0x0040 #define HS_CSR_PI 0x0030 #define HS_CSR_LOO 0x0008 #define HS_CSR_PIE 0x0004 #define HS_CSR_EIM 0x0002 #define HS_CSR_DHA 0x0001 struct slot { u8 number; unsigned int devfn; struct pci_bus *bus; struct pci_dev *dev; unsigned int extracting; struct hotplug_slot *hotplug_slot; struct list_head slot_list; }; struct cpci_hp_controller_ops { int (*query_enum) (void); int (*enable_irq) (void); int (*disable_irq) (void); int (*check_irq) (void *dev_id); int (*hardware_test) (struct slot* slot, u32 value); u8 (*get_power) (struct slot* slot); int (*set_power) (struct slot* slot, int value); }; struct cpci_hp_controller { unsigned int irq; unsigned long irq_flags; char *devname; void *dev_id; char *name; struct cpci_hp_controller_ops *ops; }; extern int cpci_hp_register_controller(struct cpci_hp_controller *controller); extern int cpci_hp_unregister_controller(struct cpci_hp_controller *controller); extern int cpci_hp_register_bus(struct pci_bus *bus, u8 first, u8 last); extern int cpci_hp_unregister_bus(struct pci_bus *bus); extern int cpci_hp_start(void); extern int cpci_hp_stop(void); /* * Internal function prototypes, these functions should not be used by * board/chassis drivers. */ extern u8 cpci_get_attention_status(struct slot *slot); extern u8 cpci_get_latch_status(struct slot *slot); extern u8 cpci_get_adapter_status(struct slot *slot); extern u16 cpci_get_hs_csr(struct slot * slot); extern int cpci_set_attention_status(struct slot *slot, int status); extern int cpci_check_and_clear_ins(struct slot * slot); extern int cpci_check_ext(struct slot * slot); extern int cpci_clear_ext(struct slot * slot); extern int cpci_led_on(struct slot * slot); extern int cpci_led_off(struct slot * slot); extern int cpci_configure_slot(struct slot *slot); extern int cpci_unconfigure_slot(struct slot *slot); #endif /* _CPCI_HOTPLUG_H */