machvec.h
上传用户:lgb322
上传日期:2013-02-24
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文件大小:3k
- #ifndef __ALPHA_MACHVEC_H
- #define __ALPHA_MACHVEC_H 1
- #include <linux/config.h>
- #include <linux/types.h>
- /*
- * This file gets pulled in by asm/io.h from user space. We don't
- * want most of this escaping.
- */
-
- #ifdef __KERNEL__
- /* The following structure vectors all of the I/O and IRQ manipulation
- from the generic kernel to the hardware specific backend. */
- struct task_struct;
- struct mm_struct;
- struct pt_regs;
- struct vm_area_struct;
- struct linux_hose_info;
- struct pci_dev;
- struct pci_ops;
- struct pci_controller;
- struct alpha_machine_vector
- {
- /* This "belongs" down below with the rest of the runtime
- variables, but it is convenient for entry.S if these
- two slots are at the beginning of the struct. */
- unsigned long hae_cache;
- unsigned long *hae_register;
- int nr_irqs;
- int rtc_port;
- int max_asn;
- unsigned long max_dma_address;
- unsigned long irq_probe_mask;
- unsigned long iack_sc;
- unsigned long min_io_address;
- unsigned long min_mem_address;
- unsigned long pci_dac_offset;
- void (*mv_pci_tbi)(struct pci_controller *hose,
- dma_addr_t start, dma_addr_t end);
- u8 (*mv_inb)(unsigned long);
- u16 (*mv_inw)(unsigned long);
- u32 (*mv_inl)(unsigned long);
- void (*mv_outb)(u8, unsigned long);
- void (*mv_outw)(u16, unsigned long);
- void (*mv_outl)(u32, unsigned long);
-
- u8 (*mv_readb)(unsigned long);
- u16 (*mv_readw)(unsigned long);
- u32 (*mv_readl)(unsigned long);
- u64 (*mv_readq)(unsigned long);
- void (*mv_writeb)(u8, unsigned long);
- void (*mv_writew)(u16, unsigned long);
- void (*mv_writel)(u32, unsigned long);
- void (*mv_writeq)(u64, unsigned long);
- unsigned long (*mv_ioremap)(unsigned long, unsigned long);
- void (*mv_iounmap)(unsigned long);
- int (*mv_is_ioaddr)(unsigned long);
- void (*mv_switch_mm)(struct mm_struct *, struct mm_struct *,
- struct task_struct *, long);
- void (*mv_activate_mm)(struct mm_struct *, struct mm_struct *);
- void (*mv_flush_tlb_current)(struct mm_struct *);
- void (*mv_flush_tlb_current_page)(struct mm_struct * mm,
- struct vm_area_struct *vma,
- unsigned long addr);
- void (*update_irq_hw)(unsigned long, unsigned long, int);
- void (*ack_irq)(unsigned long);
- void (*device_interrupt)(unsigned long vector, struct pt_regs *regs);
- void (*machine_check)(u64 vector, u64 la, struct pt_regs *regs);
- void (*init_arch)(void);
- void (*init_irq)(void);
- void (*init_rtc)(void);
- void (*init_pci)(void);
- void (*kill_arch)(int);
- u8 (*pci_swizzle)(struct pci_dev *, u8 *);
- int (*pci_map_irq)(struct pci_dev *, u8, u8);
- struct pci_ops *pci_ops;
- const char *vector_name;
- /* System specific parameters. */
- union {
- struct {
- unsigned long gru_int_req_bits;
- } cia;
- struct {
- unsigned long gamma_bias;
- } t2;
- struct {
- unsigned int route_tab;
- } sio;
- } sys;
- };
- extern struct alpha_machine_vector alpha_mv;
- #ifdef CONFIG_ALPHA_GENERIC
- extern int alpha_using_srm;
- #else
- #ifdef CONFIG_ALPHA_SRM
- #define alpha_using_srm 1
- #else
- #define alpha_using_srm 0
- #endif
- #endif /* GENERIC */
- #endif
- #endif /* __ALPHA_MACHVEC_H */