1/* 2 * Copyright 2010, 2011 Mark Nelson and Tseng-Hui (Frank) Lin, IBM Corporation 3 * 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. 8 */ 9 10#ifndef _ASM_POWERPC_IO_EVENT_IRQ_H 11#define _ASM_POWERPC_IO_EVENT_IRQ_H 12 13#include <linux/types.h> 14#include <linux/notifier.h> 15 16#define PSERIES_IOEI_RPC_MAX_LEN 216 17 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 22 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 30 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 39 40/* Platform Event Log Format, Version 6, data portition of IO event section */ 41struct 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) */ 50}; 51 52extern struct atomic_notifier_head pseries_ioei_notifier_list; 53 54#endif /* _ASM_POWERPC_IO_EVENT_IRQ_H */ 55