| #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__ */ |