include/asm-ppc/machdep.h

   1 #ifdef __KERNEL__
   2 #ifndef _PPC_MACHDEP_H
   3 #define _PPC_MACHDEP_H
   4
   5 #include <linux/config.h>
   6
   7 #ifdef CONFIG_APUS
   8 #include <asm-m68k/machdep.h>
   9 #endif
  10
  11 struct pt_regs;
  12 struct pci_bus;
  13
  14 struct machdep_calls {
  15         void            (*setup_arch)(void);
  16         /* Optional, may be NULL. */
  17         int             (*setup_residual)(char *buffer);
  18         /* Optional, may be NULL. */
  19         int             (*get_cpuinfo)(char *buffer);
  20         /* Optional, may be NULL. */
  21         unsigned int    (*irq_cannonicalize)(unsigned int irq);
  22         void            (*init_IRQ)(void);
  23         int             (*get_irq)(struct pt_regs *);
  24         void            (*post_irq)( struct pt_regs *, int );
  25
  26         /* A general init function, called by ppc_init in init/main.c.
  27            May be NULL. */
  28         void            (*init)(void);
  29
  30         void            (*restart)(char *cmd);
  31         void            (*power_off)(void);
  32         void            (*halt)(void);
  33
  34         long            (*time_init)(void); /* Optional, may be NULL */
  35         int             (*set_rtc_time)(unsigned long nowtime);
  36         unsigned long   (*get_rtc_time)(void);
  37         void            (*calibrate_decr)(void);
  38
  39         void            (*heartbeat)(void);
  40         unsigned long   heartbeat_reset;
  41         unsigned long   heartbeat_count;
  42
  43         void            (*progress)(char *, unsigned short);
  44
  45         unsigned char   (*nvram_read_val)(int addr);
  46         void            (*nvram_write_val)(int addr, unsigned char val);
  47
  48 /* Tons of keyboard stuff. */
  49         int             (*kbd_setkeycode)(unsigned int scancode,
  50                                 unsigned int keycode);
  51         int             (*kbd_getkeycode)(unsigned int scancode);
  52         int             (*kbd_translate)(unsigned char scancode,
  53                                 unsigned char *keycode,
  54                                 char raw_mode);
  55         char            (*kbd_unexpected_up)(unsigned char keycode);
  56         void            (*kbd_leds)(unsigned char leds);
  57         void            (*kbd_init_hw)(void);
  58 #ifdef CONFIG_MAGIC_SYSRQ
  59         unsigned char   *ppc_kbd_sysrq_xlate;
  60 #endif
  61
  62         /* PCI interfaces */
  63         int (*pcibios_read_config_byte)(unsigned char bus,
  64                 unsigned char dev_fn, unsigned char offset, unsigned char *val);
  65         int (*pcibios_read_config_word)(unsigned char bus,
  66                 unsigned char dev_fn, unsigned char offset, unsigned short *val);
  67         int (*pcibios_read_config_dword)(unsigned char bus,
  68                 unsigned char dev_fn, unsigned char offset, unsigned int *val);
  69         int (*pcibios_write_config_byte)(unsigned char bus,
  70                 unsigned char dev_fn, unsigned char offset, unsigned char val);
  71         int (*pcibios_write_config_word)(unsigned char bus,
  72                 unsigned char dev_fn, unsigned char offset, unsigned short val);
  73         int (*pcibios_write_config_dword)(unsigned char bus,
  74                 unsigned char dev_fn, unsigned char offset, unsigned int val);
  75         void (*pcibios_fixup)(void);
  76         void (*pcibios_fixup_bus)(struct pci_bus *);
  77
  78         void* (*pci_dev_io_base)(unsigned char bus, unsigned char devfn, int physical);
  79         void* (*pci_dev_mem_base)(unsigned char bus, unsigned char devfn);
  80         int (*pci_dev_root_bridge)(unsigned char bus, unsigned char devfn);
  81
  82         /* this is for modules, since _machine can be a define -- Cort */
  83         int ppc_machine;
  84 };
  85
  86 extern struct machdep_calls ppc_md;
  87 extern char cmd_line[512];
  88
  89 extern void setup_pci_ptrs(void);
  90
  91 /*
  92  * Power macintoshes have either a CUDA or a PMU controlling
  93  * system reset, power, NVRAM, RTC.
  94  */
  95 typedef enum sys_ctrler_kind {
  96         SYS_CTRLER_UNKNOWN = 0,
  97         SYS_CTRLER_CUDA = 1,
  98         SYS_CTRLER_PMU = 2,
  99 } sys_ctrler_t;
 100
 101 extern sys_ctrler_t sys_ctrler;
 102
 103 #endif /* _PPC_MACHDEP_H */
 104 #endif /* __KERNEL__ */