ppc64: Remove duplicate versions of some headers

/*

 * Copyright (C) 2001 Mike Corrigan & Dave Engebretsen, IBM Corporation

 * Rewrite, cleanup:

 * Copyright (C) 2004 Olof Johansson <olof@austin.ibm.com>, 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.

 * 

 * This program is distributed in the hope that it will be useful,

 * but WITHOUT ANY WARRANTY; without even the implied warranty of

 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

 * GNU General Public License for more details.

 * 

 * You should have received a copy of the GNU General Public License

 * along with this program; if not, write to the Free Software

 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA

 */

#ifndef _ASM_IOMMU_H

#define _ASM_IOMMU_H

#include <asm/types.h>

#include <linux/spinlock.h>

#include <linux/device.h>

#include <linux/dma-mapping.h>

/*

 * IOMAP_MAX_ORDER defines the largest contiguous block

 * of dma space we can get.  IOMAP_MAX_ORDER = 13

 * allows up to 2**12 pages (4096 * 4096) = 16 MB

 */

#define IOMAP_MAX_ORDER 13

struct iommu_table {

	unsigned long  it_busno;     /* Bus number this table belongs to */

	unsigned long  it_size;      /* Size of iommu table in entries */

	unsigned long  it_offset;    /* Offset into global table */

	unsigned long  it_base;      /* mapped address of tce table */

	unsigned long  it_index;     /* which iommu table this is */

	unsigned long  it_type;      /* type: PCI or Virtual Bus */

	unsigned long  it_blocksize; /* Entries in each block (cacheline) */

	unsigned long  it_hint;      /* Hint for next alloc */

	unsigned long  it_largehint; /* Hint for large allocs */

	unsigned long  it_halfpoint; /* Breaking point for small/large allocs */

	spinlock_t     it_lock;      /* Protects it_map */

	unsigned long *it_map;       /* A simple allocation bitmap for now */

};

struct scatterlist;

struct device_node;

#ifdef CONFIG_PPC_MULTIPLATFORM

/* Walks all buses and creates iommu tables */

extern void iommu_setup_pSeries(void);

extern void iommu_setup_u3(void);

/* Frees table for an individual device node */

extern void iommu_free_table(struct device_node *dn);

#endif /* CONFIG_PPC_MULTIPLATFORM */

#ifdef CONFIG_PPC_PSERIES

/* Creates table for an individual device node */

extern void iommu_devnode_init_pSeries(struct device_node *dn);

#endif /* CONFIG_PPC_PSERIES */

#ifdef CONFIG_PPC_ISERIES

/* Creates table for an individual device node */

extern void iommu_devnode_init_iSeries(struct device_node *dn);

#endif /* CONFIG_PPC_ISERIES */

/* Initializes an iommu_table based in values set in the passed-in

 * structure

 */

extern struct iommu_table *iommu_init_table(struct iommu_table * tbl);

extern int iommu_map_sg(struct device *dev, struct iommu_table *tbl,

		struct scatterlist *sglist, int nelems,

		enum dma_data_direction direction);

extern void iommu_unmap_sg(struct iommu_table *tbl, struct scatterlist *sglist,

		int nelems, enum dma_data_direction direction);

extern void *iommu_alloc_coherent(struct iommu_table *tbl, size_t size,

		dma_addr_t *dma_handle, gfp_t flag);

extern void iommu_free_coherent(struct iommu_table *tbl, size_t size,

		void *vaddr, dma_addr_t dma_handle);

extern dma_addr_t iommu_map_single(struct iommu_table *tbl, void *vaddr,

		size_t size, enum dma_data_direction direction);

extern void iommu_unmap_single(struct iommu_table *tbl, dma_addr_t dma_handle,

		size_t size, enum dma_data_direction direction);

extern void iommu_init_early_pSeries(void);

extern void iommu_init_early_iSeries(void);

extern void iommu_init_early_u3(void);

#ifdef CONFIG_PCI

extern void pci_iommu_init(void);

extern void pci_direct_iommu_init(void);

#else

static inline void pci_iommu_init(void) { }

#endif

extern void alloc_u3_dart_table(void);

#endif /* _ASM_IOMMU_H */

#ifndef _PPC64_PSERIES_RECONFIG_H

#define _PPC64_PSERIES_RECONFIG_H

#include <linux/notifier.h>

/*

 * Use this API if your code needs to know about OF device nodes being

 * added or removed on pSeries systems.

 */

#define PSERIES_RECONFIG_ADD    0x0001

#define PSERIES_RECONFIG_REMOVE 0x0002

#ifdef CONFIG_PPC_PSERIES

extern int pSeries_reconfig_notifier_register(struct notifier_block *);

extern void pSeries_reconfig_notifier_unregister(struct notifier_block *);

#else /* !CONFIG_PPC_PSERIES */

static inline int pSeries_reconfig_notifier_register(struct notifier_block *nb)

{

	return 0;

}

static inline void pSeries_reconfig_notifier_unregister(struct notifier_block *nb) { }

#endif /* CONFIG_PPC_PSERIES */

#endif /* _PPC64_PSERIES_RECONFIG_H */

#ifndef _PPC64_RTAS_H

#define _PPC64_RTAS_H

#include <linux/spinlock.h>

#include <asm/page.h>

/*

 * Definitions for talking to the RTAS on CHRP machines.

 *

 * Copyright (C) 2001 Peter Bergner

 * Copyright (C) 2001 PPC 64 Team, IBM Corp

 *

 * 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.

 */

#define RTAS_UNKNOWN_SERVICE (-1)

#define RTAS_INSTANTIATE_MAX (1UL<<30) /* Don't instantiate rtas at/above this value */

/* Buffer size for ppc_rtas system call. */

#define RTAS_RMOBUF_MAX (64 * 1024)

/* RTAS return status codes */

#define RTAS_BUSY		-2    /* RTAS Busy */

#define RTAS_EXTENDED_DELAY_MIN	9900

#define RTAS_EXTENDED_DELAY_MAX	9905

/*

 * In general to call RTAS use rtas_token("string") to lookup

 * an RTAS token for the given string (e.g. "event-scan").

 * To actually perform the call use

 *    ret = rtas_call(token, n_in, n_out, ...)

 * Where n_in is the number of input parameters and

 *       n_out is the number of output parameters

 *

 * If the "string" is invalid on this system, RTAS_UNKNOWN_SERVICE

 * will be returned as a token.  rtas_call() does look for this

 * token and error out gracefully so rtas_call(rtas_token("str"), ...)

 * may be safely used for one-shot calls to RTAS.

 *

 */

typedef u32 rtas_arg_t;

struct rtas_args {

	u32 token;

	u32 nargs;

	u32 nret; 

	rtas_arg_t args[16];

	rtas_arg_t *rets;     /* Pointer to return values in args[]. */

};  

extern struct rtas_args rtas_stop_self_args;

struct rtas_t {

	unsigned long entry;		/* physical address pointer */

	unsigned long base;		/* physical address pointer */

	unsigned long size;

	spinlock_t lock;

	struct rtas_args args;

	struct device_node *dev;	/* virtual address pointer */

};

/* RTAS event classes */

#define RTAS_INTERNAL_ERROR		0x80000000 /* set bit 0 */

#define RTAS_EPOW_WARNING		0x40000000 /* set bit 1 */

#define RTAS_POWERMGM_EVENTS		0x20000000 /* set bit 2 */

#define RTAS_HOTPLUG_EVENTS		0x10000000 /* set bit 3 */

#define RTAS_EVENT_SCAN_ALL_EVENTS	0xf0000000

/* RTAS event severity */

#define RTAS_SEVERITY_FATAL		0x5

#define RTAS_SEVERITY_ERROR		0x4

#define RTAS_SEVERITY_ERROR_SYNC	0x3

#define RTAS_SEVERITY_WARNING		0x2

#define RTAS_SEVERITY_EVENT		0x1

#define RTAS_SEVERITY_NO_ERROR		0x0

/* RTAS event disposition */

#define RTAS_DISP_FULLY_RECOVERED	0x0

#define RTAS_DISP_LIMITED_RECOVERY	0x1

#define RTAS_DISP_NOT_RECOVERED		0x2

/* RTAS event initiator */

#define RTAS_INITIATOR_UNKNOWN		0x0

#define RTAS_INITIATOR_CPU		0x1

#define RTAS_INITIATOR_PCI		0x2

#define RTAS_INITIATOR_ISA		0x3

#define RTAS_INITIATOR_MEMORY		0x4

#define RTAS_INITIATOR_POWERMGM		0x5

/* RTAS event target */

#define RTAS_TARGET_UNKNOWN		0x0

#define RTAS_TARGET_CPU			0x1

#define RTAS_TARGET_PCI			0x2

#define RTAS_TARGET_ISA			0x3

#define RTAS_TARGET_MEMORY		0x4

#define RTAS_TARGET_POWERMGM		0x5

/* RTAS event type */

#define RTAS_TYPE_RETRY			0x01

#define RTAS_TYPE_TCE_ERR		0x02

#define RTAS_TYPE_INTERN_DEV_FAIL	0x03

#define RTAS_TYPE_TIMEOUT		0x04

#define RTAS_TYPE_DATA_PARITY		0x05

#define RTAS_TYPE_ADDR_PARITY		0x06

#define RTAS_TYPE_CACHE_PARITY		0x07

#define RTAS_TYPE_ADDR_INVALID		0x08

#define RTAS_TYPE_ECC_UNCORR		0x09

#define RTAS_TYPE_ECC_CORR		0x0a

#define RTAS_TYPE_EPOW			0x40

#define RTAS_TYPE_PLATFORM		0xE0

#define RTAS_TYPE_IO			0xE1

#define RTAS_TYPE_INFO			0xE2

#define RTAS_TYPE_DEALLOC		0xE3

#define RTAS_TYPE_DUMP			0xE4

/* I don't add PowerMGM events right now, this is a different topic */ 

#define RTAS_TYPE_PMGM_POWER_SW_ON	0x60

#define RTAS_TYPE_PMGM_POWER_SW_OFF	0x61

#define RTAS_TYPE_PMGM_LID_OPEN		0x62

#define RTAS_TYPE_PMGM_LID_CLOSE	0x63

#define RTAS_TYPE_PMGM_SLEEP_BTN	0x64

#define RTAS_TYPE_PMGM_WAKE_BTN		0x65

#define RTAS_TYPE_PMGM_BATTERY_WARN	0x66

#define RTAS_TYPE_PMGM_BATTERY_CRIT	0x67

#define RTAS_TYPE_PMGM_SWITCH_TO_BAT	0x68

#define RTAS_TYPE_PMGM_SWITCH_TO_AC	0x69

#define RTAS_TYPE_PMGM_KBD_OR_MOUSE	0x6a

#define RTAS_TYPE_PMGM_ENCLOS_OPEN	0x6b

#define RTAS_TYPE_PMGM_ENCLOS_CLOSED	0x6c

#define RTAS_TYPE_PMGM_RING_INDICATE	0x6d

#define RTAS_TYPE_PMGM_LAN_ATTENTION	0x6e

#define RTAS_TYPE_PMGM_TIME_ALARM	0x6f

#define RTAS_TYPE_PMGM_CONFIG_CHANGE	0x70

#define RTAS_TYPE_PMGM_SERVICE_PROC	0x71

struct rtas_error_log {

	unsigned long version:8;		/* Architectural version */

	unsigned long severity:3;		/* Severity level of error */

	unsigned long disposition:2;		/* Degree of recovery */

	unsigned long extended:1;		/* extended log present? */

	unsigned long /* reserved */ :2;	/* Reserved for future use */

	unsigned long initiator:4;		/* Initiator of event */

	unsigned long target:4;			/* Target of failed operation */

	unsigned long type:8;			/* General event or error*/

	unsigned long extended_log_length:32;	/* length in bytes */

	unsigned char buffer[1];

};

struct flash_block {

	char *data;

	unsigned long length;

};

/* This struct is very similar but not identical to

 * that needed by the rtas flash update.

 * All we need to do for rtas is rewrite num_blocks

 * into a version/length and translate the pointers

 * to absolute.

 */

#define FLASH_BLOCKS_PER_NODE ((PAGE_SIZE - 16) / sizeof(struct flash_block))

struct flash_block_list {

	unsigned long num_blocks;

	struct flash_block_list *next;

	struct flash_block blocks[FLASH_BLOCKS_PER_NODE];

};

struct flash_block_list_header { /* just the header of flash_block_list */

	unsigned long num_blocks;

	struct flash_block_list *next;

};

extern struct flash_block_list_header rtas_firmware_flash_list;

extern struct rtas_t rtas;

extern void enter_rtas(unsigned long);

extern int rtas_token(const char *service);

extern int rtas_call(int token, int, int, int *, ...);

extern void call_rtas_display_status(unsigned char);

extern void rtas_restart(char *cmd);

extern void rtas_power_off(void);

extern void rtas_halt(void);

extern void rtas_os_term(char *str);

extern int rtas_get_sensor(int sensor, int index, int *state);

extern int rtas_get_power_level(int powerdomain, int *level);

extern int rtas_set_power_level(int powerdomain, int level, int *setlevel);

extern int rtas_set_indicator(int indicator, int index, int new_value);

extern void rtas_progress(char *s, unsigned short hex);

extern void rtas_initialize(void);

struct rtc_time;

extern void rtas_get_boot_time(struct rtc_time *rtc_time);

extern void rtas_get_rtc_time(struct rtc_time *rtc_time);

extern int rtas_set_rtc_time(struct rtc_time *rtc_time);

/* Given an RTAS status code of 9900..9905 compute the hinted delay */

unsigned int rtas_extended_busy_delay_time(int status);

static inline int rtas_is_extended_busy(int status)

{

	return status >= 9900 && status <= 9909;

}

extern void pSeries_log_error(char *buf, unsigned int err_type, int fatal);

/* Error types logged.  */

#define ERR_FLAG_ALREADY_LOGGED	0x0

#define ERR_FLAG_BOOT		0x1 	/* log was pulled from NVRAM on boot */

#define ERR_TYPE_RTAS_LOG	0x2	/* from rtas event-scan */

#define ERR_TYPE_KERNEL_PANIC	0x4	/* from panic() */

/* All the types and not flags */

#define ERR_TYPE_MASK	(ERR_TYPE_RTAS_LOG | ERR_TYPE_KERNEL_PANIC)

#define RTAS_DEBUG KERN_DEBUG "RTAS: "

#define RTAS_ERROR_LOG_MAX 2048

/*

 * Return the firmware-specified size of the error log buffer

 *  for all rtas calls that require an error buffer argument.

 *  This includes 'check-exception' and 'rtas-last-error'.

 */

extern int rtas_get_error_log_max(void);

/* Event Scan Parameters */

#define EVENT_SCAN_ALL_EVENTS	0xf0000000

#define SURVEILLANCE_TOKEN	9000

#define LOG_NUMBER		64		/* must be a power of two */

#define LOG_NUMBER_MASK		(LOG_NUMBER-1)

/* Some RTAS ops require a data buffer and that buffer must be < 4G.

 * Rather than having a memory allocator, just use this buffer

 * (get the lock first), make the RTAS call.  Copy the data instead

 * of holding the buffer for long.

 */

#define RTAS_DATA_BUF_SIZE 4096

extern spinlock_t rtas_data_buf_lock;

extern char rtas_data_buf[RTAS_DATA_BUF_SIZE];

extern void rtas_stop_self(void);

/* RMO buffer reserved for user-space RTAS use */

extern unsigned long rtas_rmo_buf;

#define GLOBAL_INTERRUPT_QUEUE 9005

#endif /* _PPC64_RTAS_H */