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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 | #ifdef __KERNEL__ #ifndef _PPC_MACHDEP_H #define _PPC_MACHDEP_H #include <linux/config.h> #include <linux/init.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); /* * 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); void (*space_timers)(int nr); void (*take_timebase)(void); void (*give_timebase)(void); }; /* Poor default implementations */ extern void __devinit smp_generic_give_timebase(void); extern void __devinit smp_generic_take_timebase(void); #endif /* CONFIG_SMP */ #endif /* _PPC_MACHDEP_H */ #endif /* __KERNEL__ */ |