summaryrefslogtreecommitdiff
path: root/arch/powerpc/include/asm/io_event_irq.h
diff options
context:
space:
mode:
Diffstat (limited to 'arch/powerpc/include/asm/io_event_irq.h')
-rw-r--r--arch/powerpc/include/asm/io_event_irq.h54
1 files changed, 54 insertions, 0 deletions
diff --git a/arch/powerpc/include/asm/io_event_irq.h b/arch/powerpc/include/asm/io_event_irq.h
new file mode 100644
index 000000000000..b1a9a1be3c21
--- /dev/null
+++ b/arch/powerpc/include/asm/io_event_irq.h
@@ -0,0 +1,54 @@
+/*
+ * Copyright 2010, 2011 Mark Nelson and Tseng-Hui (Frank) Lin, IBM Corporation
+ *
+ * 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.
+ */
+
+#ifndef _ASM_POWERPC_IO_EVENT_IRQ_H
+#define _ASM_POWERPC_IO_EVENT_IRQ_H
+
+#include <linux/types.h>
+#include <linux/notifier.h>
+
+#define PSERIES_IOEI_RPC_MAX_LEN 216
+
+#define PSERIES_IOEI_TYPE_ERR_DETECTED 0x01
+#define PSERIES_IOEI_TYPE_ERR_RECOVERED 0x02
+#define PSERIES_IOEI_TYPE_EVENT 0x03
+#define PSERIES_IOEI_TYPE_RPC_PASS_THRU 0x04
+
+#define PSERIES_IOEI_SUBTYPE_NOT_APP 0x00
+#define PSERIES_IOEI_SUBTYPE_REBALANCE_REQ 0x01
+#define PSERIES_IOEI_SUBTYPE_NODE_ONLINE 0x03
+#define PSERIES_IOEI_SUBTYPE_NODE_OFFLINE 0x04
+#define PSERIES_IOEI_SUBTYPE_DUMP_SIZE_CHANGE 0x05
+#define PSERIES_IOEI_SUBTYPE_TORRENT_IRV_UPDATE 0x06
+#define PSERIES_IOEI_SUBTYPE_TORRENT_HFI_CFGED 0x07
+
+#define PSERIES_IOEI_SCOPE_NOT_APP 0x00
+#define PSERIES_IOEI_SCOPE_RIO_HUB 0x36
+#define PSERIES_IOEI_SCOPE_RIO_BRIDGE 0x37
+#define PSERIES_IOEI_SCOPE_PHB 0x38
+#define PSERIES_IOEI_SCOPE_EADS_GLOBAL 0x39
+#define PSERIES_IOEI_SCOPE_EADS_SLOT 0x3A
+#define PSERIES_IOEI_SCOPE_TORRENT_HUB 0x3B
+#define PSERIES_IOEI_SCOPE_SERVICE_PROC 0x51
+
+/* Platform Event Log Format, Version 6, data portition of IO event section */
+struct pseries_io_event {
+ uint8_t event_type; /* 0x00 IO-Event Type */
+ uint8_t rpc_data_len; /* 0x01 RPC data length */
+ uint8_t scope; /* 0x02 Error/Event Scope */
+ uint8_t event_subtype; /* 0x03 I/O-Event Sub-Type */
+ uint32_t drc_index; /* 0x04 DRC Index */
+ uint8_t rpc_data[PSERIES_IOEI_RPC_MAX_LEN];
+ /* 0x08 RPC Data (0-216 bytes, */
+ /* padded to 4 bytes alignment) */
+};
+
+extern struct atomic_notifier_head pseries_ioei_notifier_list;
+
+#endif /* _ASM_POWERPC_IO_EVENT_IRQ_H */