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/*
* BK Id: SCCS/s.machdep.h 1.27 12/01/01 20:09:11 benh
*/
#ifdef __KERNEL__
#ifndef _PPC_MACHDEP_H
#define _PPC_MACHDEP_H
#include <linux/config.h>
#ifdef CONFIG_APUS
#include <asm-m68k/machdep.h>
#endif
struct pt_regs;
struct pci_bus;
struct pci_dev;
struct seq_file;
/* We export this macro for external modules like Alsa to know if
* ppc_md.feature_call is implemented or not
*/
#define CONFIG_PPC_HAS_FEATURE_CALLS
struct machdep_calls {
void (*setup_arch)(void);
/* Optional, may be NULL. */
int (*show_cpuinfo)(struct seq_file *m);
int (*show_percpuinfo)(struct seq_file *m, int i);
/* Optional, may be NULL. */
unsigned int (*irq_cannonicalize)(unsigned int irq);
void (*init_IRQ)(void);
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)(unsigned long nowtime);
unsigned long (*get_rtc_time)(void);
void (*calibrate_decr)(void);
void (*heartbeat)(void);
unsigned long heartbeat_reset;
unsigned long heartbeat_count;
unsigned long (*find_end_of_memory)(void);
void (*setup_io_mappings)(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);
unsigned char *ppc_kbd_sysrq_xlate;
/*
* optional PCI "hooks"
*/
/* Called after scanning the bus, before allocating resources */
void (*pcibios_fixup)(void);
/* Called after PPC generic resource fixup to perform
machine specific fixups */
void (*pcibios_fixup_resources)(struct pci_dev *);
/* 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 assignment/enabling of the device. */
int (*pcibios_enable_device_hook)(struct pci_dev *, int initial);
/* For interrupt routing */
unsigned char (*pci_swizzle)(struct pci_dev *, unsigned char *);
int (*pci_map_irq)(struct pci_dev *, unsigned char, unsigned char);
/* Called in indirect_* to avoid touching devices */
int (*pci_exclude_device)(unsigned char, unsigned char);
/* Called at then very end of pcibios_init() */
void (*pcibios_after_init)(void);
/* this is for modules, since _machine can be a define -- Cort */
int ppc_machine;
/* Motherboard/chipset features. This is a kind of general purpose
* hook used to control some machine specific features (like reset
* lines, chip power control, etc...).
*/
int (*feature_call)(unsigned int feature, ...);
#ifdef CONFIG_SMP
/* functions for dealing with other cpus */
struct smp_ops_t *smp_ops;
#endif /* CONFIG_SMP */
};
extern struct machdep_calls ppc_md;
extern char cmd_line[512];
extern void setup_pci_ptrs(void);
/*
* Power macintoshes have either a CUDA or a PMU controlling
* system reset, power, NVRAM, RTC.
*/
typedef enum sys_ctrler_kind {
SYS_CTRLER_UNKNOWN = 0,
SYS_CTRLER_CUDA = 1,
SYS_CTRLER_PMU = 2,
} sys_ctrler_t;
extern sys_ctrler_t sys_ctrler;
#ifdef CONFIG_SMP
struct smp_ops_t {
void (*message_pass)(int target, int msg, unsigned long data, int wait);
int (*probe)(void);
void (*kick_cpu)(int nr);
void (*setup_cpu)(int nr);
};
#endif /* CONFIG_SMP */
#endif /* _PPC_MACHDEP_H */
#endif /* __KERNEL__ */
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