2 * Copyright 2010, 2011 Mark Nelson and Tseng-Hui (Frank) Lin, IBM Corporation
4 * This program is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU General Public License
6 * as published by the Free Software Foundation; either version
7 * 2 of the License, or (at your option) any later version.
10 #ifndef _ASM_POWERPC_IO_EVENT_IRQ_H
11 #define _ASM_POWERPC_IO_EVENT_IRQ_H
13 #include <linux/types.h>
14 #include <linux/notifier.h>
16 #define PSERIES_IOEI_RPC_MAX_LEN 216
18 #define PSERIES_IOEI_TYPE_ERR_DETECTED 0x01
19 #define PSERIES_IOEI_TYPE_ERR_RECOVERED 0x02
20 #define PSERIES_IOEI_TYPE_EVENT 0x03
21 #define PSERIES_IOEI_TYPE_RPC_PASS_THRU 0x04
23 #define PSERIES_IOEI_SUBTYPE_NOT_APP 0x00
24 #define PSERIES_IOEI_SUBTYPE_REBALANCE_REQ 0x01
25 #define PSERIES_IOEI_SUBTYPE_NODE_ONLINE 0x03
26 #define PSERIES_IOEI_SUBTYPE_NODE_OFFLINE 0x04
27 #define PSERIES_IOEI_SUBTYPE_DUMP_SIZE_CHANGE 0x05
28 #define PSERIES_IOEI_SUBTYPE_TORRENT_IRV_UPDATE 0x06
29 #define PSERIES_IOEI_SUBTYPE_TORRENT_HFI_CFGED 0x07
31 #define PSERIES_IOEI_SCOPE_NOT_APP 0x00
32 #define PSERIES_IOEI_SCOPE_RIO_HUB 0x36
33 #define PSERIES_IOEI_SCOPE_RIO_BRIDGE 0x37
34 #define PSERIES_IOEI_SCOPE_PHB 0x38
35 #define PSERIES_IOEI_SCOPE_EADS_GLOBAL 0x39
36 #define PSERIES_IOEI_SCOPE_EADS_SLOT 0x3A
37 #define PSERIES_IOEI_SCOPE_TORRENT_HUB 0x3B
38 #define PSERIES_IOEI_SCOPE_SERVICE_PROC 0x51
40 /* Platform Event Log Format, Version 6, data portition of IO event section */
41 struct pseries_io_event {
42 uint8_t event_type; /* 0x00 IO-Event Type */
43 uint8_t rpc_data_len; /* 0x01 RPC data length */
44 uint8_t scope; /* 0x02 Error/Event Scope */
45 uint8_t event_subtype; /* 0x03 I/O-Event Sub-Type */
46 uint32_t drc_index; /* 0x04 DRC Index */
47 uint8_t rpc_data[PSERIES_IOEI_RPC_MAX_LEN];
48 /* 0x08 RPC Data (0-216 bytes, */
49 /* padded to 4 bytes alignment) */
52 extern struct atomic_notifier_head pseries_ioei_notifier_list;
54 #endif /* _ASM_POWERPC_IO_EVENT_IRQ_H */