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#ifdef __KERNEL__

#ifndef _PPC_MACHDEP_H

#define _PPC_MACHDEP_H

/*

 * 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.

 */

#include <linux/config.h>

#include <linux/seq_file.h>

#include <linux/irq.h>

struct pt_regs;

struct pci_bus;

struct pci_dev;

struct kbd_repeat;

struct device_node;

struct TceTable;

struct rtc_time;

struct machdep_calls {

        void            (*hpte_invalidate)(unsigned long slot,

                                           unsigned long secondary,

                                           unsigned long va,

                                           int large, int local);

        long            (*hpte_updatepp)(unsigned long slot,

                                         unsigned long secondary,

                                         unsigned long newpp,

                                         unsigned long va,

                                         int large);

        void            (*hpte_updateboltedpp)(unsigned long newpp,

                                               unsigned long ea);

        long            (*hpte_insert)(unsigned long vpn,

                                       unsigned long prpn,

                                       unsigned long hpteflags,

                                       int bolted,

                                       int large);

        long            (*hpte_remove)(unsigned long hpte_group);

        void            (*tce_build)(struct TceTable * tbl,

                                     long tcenum,

                                     unsigned long uaddr,

                                     int direction);

        void            (*tce_free_one)(struct TceTable *tbl,

                                        long tcenum);

        void            (*smp_message_pass)(int target,

                                            int msg,

                                            unsigned long data,

                                            int wait);

        int             (*smp_probe)(void);

        void            (*smp_kick_cpu)(int nr);

        void            (*smp_setup_cpu)(int nr);

        void            (*setup_arch)(void);

        /* Optional, may be NULL. */

        void            (*setup_residual)(struct seq_file *m, int cpu_id);

        /* Optional, may be NULL. */

        void            (*get_cpuinfo)(struct seq_file *m);

        /* Optional, may be NULL. */

        unsigned int    (*irq_cannonicalize)(unsigned int irq);

        void            (*init_IRQ)(void);

        void            (*init_ras_IRQ)(void);

        void            (*init_irq_desc)(irq_desc_t *desc);

        int             (*get_irq)(struct pt_regs *);

        /* A general init function, called by ppc_init in init/main.c.

           May be NULL. */

        void            (*init)(void);

        void            (*restart)(char *cmd);

        void            (*power_off)(void);

        void            (*halt)(void);

        long            (*time_init)(void); /* Optional, may be NULL */

        int             (*set_rtc_time)(struct rtc_time *);

        void            (*get_rtc_time)(struct rtc_time *);

        void            (*get_boot_time)(struct rtc_time *);

        void            (*calibrate_decr)(void);

        void            (*progress)(char *, unsigned short);

        unsigned char   (*nvram_read_val)(int addr);

        void            (*nvram_write_val)(int addr, unsigned char val);

/* Tons of keyboard stuff. */

        int             (*kbd_setkeycode)(unsigned int scancode,

                                unsigned int keycode);

        int             (*kbd_getkeycode)(unsigned int scancode);

        int             (*kbd_translate)(unsigned char scancode,

                                unsigned char *keycode,

                                char raw_mode);

        char            (*kbd_unexpected_up)(unsigned char keycode);

        void            (*kbd_leds)(unsigned char leds);

        void            (*kbd_init_hw)(void);

#ifdef CONFIG_MAGIC_SYSRQ

        unsigned char   *ppc_kbd_sysrq_xlate;

#endif

        /* Debug interface.  Low level I/O to some terminal device */

        void            (*udbg_putc)(unsigned char c);

        unsigned char   (*udbg_getc)(void);

        int             (*udbg_getc_poll)(void);

        /* PCI interfaces */

        int (*pcibios_read_config_byte)(struct device_node *dn, int offset, u8 *val);

        int (*pcibios_read_config_word)(struct device_node *dn, int offset, u16 *val);

        int (*pcibios_read_config_dword)(struct device_node *dn, int offset, u32 *val);

        int (*pcibios_write_config_byte)(struct device_node *dn, int offset, u8 val);

        int (*pcibios_write_config_word)(struct device_node *dn, int offset, u16 val);

        int (*pcibios_write_config_dword)(struct device_node *dn, int offset, u32 val);

        /* Called after scanning the bus, before allocating

         * resources

         */

        void (*pcibios_fixup)(void);

       /* Called for each PCI bus in the system

        * when it's probed

        */

        void (*pcibios_fixup_bus)(struct pci_bus *);

       /* Called when pci_enable_device() is called (initial=0) or

        * when a device with no assigned resource is found (initial=1).

        * Returns 0 to allow assignement/enabling of the device

        */

        int  (*pcibios_enable_device_hook)(struct pci_dev *, int initial);

        void* (*pci_dev_io_base)(unsigned char bus, unsigned char devfn, int physical);

        void* (*pci_dev_mem_base)(unsigned char bus, unsigned char devfn);

        int (*pci_dev_root_bridge)(unsigned char bus, unsigned char devfn);

        /* Interface for platform error logging */

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

        /* this is for modules, since _machine can be a define -- Cort */

        int ppc_machine;

};

extern struct machdep_calls ppc_md;

extern char cmd_line[512];

extern void setup_pci_ptrs(void);

/* Functions to produce codes on the leds.

 * The SRC code should be unique for the message category and should

 * be limited to the lower 24 bits (the upper 8 are set by these funcs),

 * and (for boot & dump) should be sorted numerically in the order

 * the events occur.

 */

/* Print a boot progress message. */

void ppc64_boot_msg(unsigned int src, const char *msg);

/* Print a termination message (print only -- does not stop the kernel) */

void ppc64_terminate_msg(unsigned int src, const char *msg);

/* Print something that needs attention (device error, etc) */

void ppc64_attention_msg(unsigned int src, const char *msg);

/* Print a dump progress message. */

void ppc64_dump_msg(unsigned int src, const char *msg);

static inline void log_error(char *buf, unsigned int err_type, int fatal)

{

        if (ppc_md.log_error)

                ppc_md.log_error(buf, err_type, fatal);

}

#endif /* _PPC_MACHDEP_H */

#endif /* __KERNEL__ */