machdep.h
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上传日期:2013-02-24
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文件大小:4k
- /*
- * 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__ */