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/*-
 * Copyright (c) 2002-2010 Marcel Moolenaar
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 *
 * $FreeBSD: release/9.1.0/sys/ia64/include/mca.h 209671 2010-07-03 20:19:20Z marcel $
 */

#ifndef _MACHINE_MCA_H_
#define _MACHINE_MCA_H_

struct mca_record_header {
	uint64_t	rh_seqnr;		/* Record id. */
	uint8_t		rh_major;		/* BCD (=02). */
	uint8_t		rh_minor;		/* BCD (=00). */
	uint8_t		rh_error;		/* Error severity. */
#define	MCA_RH_ERROR_RECOVERABLE	0
#define	MCA_RH_ERROR_FATAL		1
#define	MCA_RH_ERROR_CORRECTED		2
	uint8_t		rh_flags;
#define	MCA_RH_FLAGS_PLATFORM_ID	0x01	/* Platform_id present. */
#define	MCA_RH_FLAGS_TIME_STAMP		0x02	/* Timestamp invalid. */
	uint32_t	rh_length;		/* Size including header. */
	uint8_t		rh_time[8];
#define	MCA_RH_TIME_SEC		0
#define	MCA_RH_TIME_MIN		1
#define	MCA_RH_TIME_HOUR	2
#define	MCA_RH_TIME_MDAY	4
#define	MCA_RH_TIME_MON		5
#define	MCA_RH_TIME_YEAR	6
#define	MCA_RH_TIME_CENT	7
	struct uuid	rh_platform;
};

struct mca_section_header {
	struct uuid	sh_uuid;
	uint8_t		sh_major;		/* BCD (=02). */
	uint8_t		sh_minor;		/* BCD (=00). */
	uint8_t		sh_flags;
#define	MCA_SH_FLAGS_CORRECTED	0x01		/* Error has been corrected. */
#define	MCA_SH_FLAGS_PROPAGATE	0x02		/* Possible propagation. */
#define	MCA_SH_FLAGS_RESET	0x04		/* Reset device before use. */
#define	MCA_SH_FLAGS_VALID	0x80		/* Flags are valid. */
	uint8_t		__reserved;
	uint32_t	sh_length;		/* Size including header. */
};

struct mca_cpu_record {
	uint64_t	cpu_flags;
#define	MCA_CPU_FLAGS_ERRMAP		(1ULL << 0)
#define	MCA_CPU_FLAGS_STATE		(1ULL << 1)
#define	MCA_CPU_FLAGS_CR_LID		(1ULL << 2)
#define	MCA_CPU_FLAGS_PSI_STRUCT	(1ULL << 3)
#define	MCA_CPU_FLAGS_CACHE(x)		(((x) >> 4) & 15)
#define	MCA_CPU_FLAGS_TLB(x)		(((x) >> 8) & 15)
#define	MCA_CPU_FLAGS_BUS(x)		(((x) >> 12) & 15)
#define	MCA_CPU_FLAGS_REG(x)		(((x) >> 16) & 15)
#define	MCA_CPU_FLAGS_MS(x)		(((x) >> 20) & 15)
#define	MCA_CPU_FLAGS_CPUID		(1ULL << 24)
	uint64_t	cpu_errmap;
	uint64_t	cpu_state;
	uint64_t	cpu_cr_lid;
	/* Nx cpu_mod (cache). */
	/* Nx cpu_mod (TLB). */
	/* Nx cpu_mod (bus). */
	/* Nx cpu_mod (reg). */
	/* Nx cpu_mod (MS). */
	/* cpu_cpuid. */
	/* cpu_psi. */
};

struct mca_cpu_cpuid {
	uint64_t	cpuid[6];
};

struct mca_cpu_mod {
	uint64_t	cpu_mod_flags;
#define	MCA_CPU_MOD_FLAGS_INFO	(1ULL << 0)
#define	MCA_CPU_MOD_FLAGS_REQID	(1ULL << 1)
#define	MCA_CPU_MOD_FLAGS_RSPID	(1ULL << 2)
#define	MCA_CPU_MOD_FLAGS_TGTID	(1ULL << 3)
#define	MCA_CPU_MOD_FLAGS_IP	(1ULL << 4)
	uint64_t	cpu_mod_info;
	uint64_t	cpu_mod_reqid;
	uint64_t	cpu_mod_rspid;
	uint64_t	cpu_mod_tgtid;
	uint64_t	cpu_mod_ip;
};

struct mca_cpu_psi {
	uint64_t	cpu_psi_flags;
#define	MCA_CPU_PSI_FLAGS_STATE	(1ULL << 0)
#define	MCA_CPU_PSI_FLAGS_BR	(1ULL << 1)
#define	MCA_CPU_PSI_FLAGS_CR	(1ULL << 2)
#define	MCA_CPU_PSI_FLAGS_AR	(1ULL << 3)
#define	MCA_CPU_PSI_FLAGS_RR	(1ULL << 4)
#define	MCA_CPU_PSI_FLAGS_FR	(1ULL << 5)
	uint8_t		cpu_psi_state[1024];	/* XXX variable? */
	uint64_t	cpu_psi_br[8];
	uint64_t	cpu_psi_cr[128];	/* XXX variable? */
	uint64_t	cpu_psi_ar[128];	/* XXX variable? */
	uint64_t	cpu_psi_rr[8];
	uint64_t	cpu_psi_fr[256];	/* 16 bytes per register! */
};

struct mca_mem_record {
	uint64_t	mem_flags;
#define	MCA_MEM_FLAGS_STATUS		(1ULL << 0)
#define	MCA_MEM_FLAGS_ADDR		(1ULL << 1)
#define	MCA_MEM_FLAGS_ADDRMASK		(1ULL << 2)
#define	MCA_MEM_FLAGS_NODE		(1ULL << 3)
#define	MCA_MEM_FLAGS_CARD		(1ULL << 4)
#define	MCA_MEM_FLAGS_MODULE		(1ULL << 5)
#define	MCA_MEM_FLAGS_BANK		(1ULL << 6)
#define	MCA_MEM_FLAGS_DEVICE		(1ULL << 7)
#define	MCA_MEM_FLAGS_ROW		(1ULL << 8)
#define	MCA_MEM_FLAGS_COLUMN		(1ULL << 9)
#define	MCA_MEM_FLAGS_BITPOS		(1ULL << 10)
#define	MCA_MEM_FLAGS_REQID		(1ULL << 11)
#define	MCA_MEM_FLAGS_RSPID		(1ULL << 12)
#define	MCA_MEM_FLAGS_TGTID		(1ULL << 13)
#define	MCA_MEM_FLAGS_BUSDATA		(1ULL << 14)
#define	MCA_MEM_FLAGS_OEM_ID		(1ULL << 15)
#define	MCA_MEM_FLAGS_OEM_DATA		(1ULL << 16)
	uint64_t	mem_status;
	uint64_t	mem_addr;
	uint64_t	mem_addrmask;
	uint16_t	mem_node;
	uint16_t	mem_card;
	uint16_t	mem_module;
	uint16_t	mem_bank;
	uint16_t	mem_device;
	uint16_t	mem_row;
	uint16_t	mem_column;
	uint16_t	mem_bitpos;
	uint64_t	mem_reqid;
	uint64_t	mem_rspid;
	uint64_t	mem_tgtid;
	uint64_t	mem_busdata;
	struct uuid	mem_oem_id;
	uint16_t	mem_oem_length;		/* Size of OEM data. */
	/* N bytes of OEM platform data. */
};

struct mca_pcibus_record {
	uint64_t	pcibus_flags;
#define	MCA_PCIBUS_FLAGS_STATUS		(1ULL << 0)
#define	MCA_PCIBUS_FLAGS_ERROR		(1ULL << 1)
#define	MCA_PCIBUS_FLAGS_BUS		(1ULL << 2)
#define	MCA_PCIBUS_FLAGS_ADDR		(1ULL << 3)
#define	MCA_PCIBUS_FLAGS_DATA		(1ULL << 4)
#define	MCA_PCIBUS_FLAGS_CMD		(1ULL << 5)
#define	MCA_PCIBUS_FLAGS_REQID		(1ULL << 6)
#define	MCA_PCIBUS_FLAGS_RSPID		(1ULL << 7)
#define	MCA_PCIBUS_FLAGS_TGTID		(1ULL << 8)
#define	MCA_PCIBUS_FLAGS_OEM_ID		(1ULL << 9)
#define	MCA_PCIBUS_FLAGS_OEM_DATA	(1ULL << 10)
	uint64_t	pcibus_status;
	uint16_t	pcibus_error;
	uint16_t	pcibus_bus;
	uint32_t	__reserved;
	uint64_t	pcibus_addr;
	uint64_t	pcibus_data;
	uint64_t	pcibus_cmd;
	uint64_t	pcibus_reqid;
	uint64_t	pcibus_rspid;
	uint64_t	pcibus_tgtid;
	struct uuid	pcibus_oem_id;
	uint16_t	pcibus_oem_length;	/* Size of OEM data. */
	/* N bytes of OEM platform data. */
};

struct mca_pcidev_record {
	uint64_t	pcidev_flags;
#define	MCA_PCIDEV_FLAGS_STATUS		(1ULL << 0)
#define	MCA_PCIDEV_FLAGS_INFO		(1ULL << 1)
#define	MCA_PCIDEV_FLAGS_REG_MEM	(1ULL << 2)
#define	MCA_PCIDEV_FLAGS_REG_IO		(1ULL << 3)
#define	MCA_PCIDEV_FLAGS_REG_DATA	(1ULL << 4)
#define	MCA_PCIDEV_FLAGS_OEM_DATA	(1ULL << 5)
	uint64_t	pcidev_status;
	struct {
		uint16_t	info_vendor;
		uint16_t	info_device;
		uint32_t	info_ccfn;	/* Class code & funct. nr. */
#define	MCA_PCIDEV_INFO_CLASS(x)	((x) & 0xffffff)
#define	MCA_PCIDEV_INFO_FUNCTION(x)	(((x) >> 24) & 0xff)
		uint8_t		info_slot;
		uint8_t		info_bus;
		uint8_t		info_segment;
		uint8_t		__res0;
		uint32_t	__res1;
	} pcidev_info;
	uint32_t	pcidev_reg_mem;
	uint32_t	pcidev_reg_io;
	/* Nx pcidev_reg. */
	/* M bytes of OEM platform data. */
};

struct mca_pcidev_reg {
	uint64_t	pcidev_reg_addr;
	uint64_t	pcidev_reg_data;
};

#define	MCA_UUID_CPU		\
	{0xe429faf1,0x3cb7,0x11d4,0xbc,0xa7,{0x00,0x80,0xc7,0x3c,0x88,0x81}}
#define	MCA_UUID_MEMORY		\
	{0xe429faf2,0x3cb7,0x11d4,0xbc,0xa7,{0x00,0x80,0xc7,0x3c,0x88,0x81}}
#define	MCA_UUID_SEL		\
	{0xe429faf3,0x3cb7,0x11d4,0xbc,0xa7,{0x00,0x80,0xc7,0x3c,0x88,0x81}}
#define	MCA_UUID_PCI_BUS	\
	{0xe429faf4,0x3cb7,0x11d4,0xbc,0xa7,{0x00,0x80,0xc7,0x3c,0x88,0x81}}
#define	MCA_UUID_SMBIOS		\
	{0xe429faf5,0x3cb7,0x11d4,0xbc,0xa7,{0x00,0x80,0xc7,0x3c,0x88,0x81}}
#define	MCA_UUID_PCI_DEV	\
	{0xe429faf6,0x3cb7,0x11d4,0xbc,0xa7,{0x00,0x80,0xc7,0x3c,0x88,0x81}}
#define	MCA_UUID_GENERIC	\
	{0xe429faf7,0x3cb7,0x11d4,0xbc,0xa7,{0x00,0x80,0xc7,0x3c,0x88,0x81}}

#ifdef _KERNEL

void ia64_mca_init(void);
void ia64_mca_init_ap(void);
void ia64_mca_save_state(int);

#endif /* _KERNEL */

#endif /* _MACHINE_MCA_H_ */