2 * PCI Hot Plug Controller Driver for RPA-compliant PPC64 platform.
4 * Copyright (C) 2003 Linda Xie <lxie@us.ibm.com>
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 2 of the License, or (at
11 * your option) any later version.
13 * This program is distributed in the hope that it will be useful, but
14 * WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, GOOD TITLE or
16 * NON INFRINGEMENT. See the GNU General Public License for more
19 * You should have received a copy of the GNU General Public License
20 * along with this program; if not, write to the Free Software
21 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
23 * Send feedback to <lxie@us.ibm.com>,
30 #include <linux/pci.h>
31 #include <linux/pci_hotplug.h>
33 #define DR_INDICATOR 9002
34 #define DR_ENTITY_SENSE 9003
40 #define LED_ON 1 /* continuous on */
41 #define LED_ID 2 /* slow blinking */
42 #define LED_ACTION 3 /* fast blinking */
44 /* Sensor values from rtas_get-sensor */
45 #define EMPTY 0 /* No card in slot */
46 #define PRESENT 1 /* Card in slot */
48 #define MY_NAME "rpaphp"
49 extern bool rpaphp_debug
;
50 #define dbg(format, arg...) \
53 printk(KERN_DEBUG "%s: " format, \
56 #define err(format, arg...) printk(KERN_ERR "%s: " format, MY_NAME , ## arg)
57 #define info(format, arg...) printk(KERN_INFO "%s: " format, MY_NAME , ## arg)
58 #define warn(format, arg...) printk(KERN_WARNING "%s: " format, MY_NAME , ## arg)
63 #define NOT_CONFIGURED 2
68 * struct slot - slot information for each *physical* slot
71 struct list_head rpaphp_slot_list
;
77 struct device_node
*dn
;
79 struct list_head
*pci_devs
;
80 struct hotplug_slot
*hotplug_slot
;
83 extern struct hotplug_slot_ops rpaphp_hotplug_slot_ops
;
84 extern struct list_head rpaphp_slot_head
;
86 /* function prototypes */
89 extern int rpaphp_enable_slot(struct slot
*slot
);
90 extern int rpaphp_get_sensor_state(struct slot
*slot
, int *state
);
93 extern int rpaphp_add_slot(struct device_node
*dn
);
94 extern int rpaphp_get_drc_props(struct device_node
*dn
, int *drc_index
,
95 char **drc_name
, char **drc_type
, int *drc_power_domain
);
98 extern void dealloc_slot_struct(struct slot
*slot
);
99 extern struct slot
*alloc_slot_struct(struct device_node
*dn
, int drc_index
, char *drc_name
, int power_domain
);
100 extern int rpaphp_register_slot(struct slot
*slot
);
101 extern int rpaphp_deregister_slot(struct slot
*slot
);
103 #endif /* _PPC64PHP_H */