1 #ifndef __ALPHA_MACHVEC_H
2 #define __ALPHA_MACHVEC_H 1
4 #include <linux/config.h>
5 #include <linux/types.h>
8 * This file gets pulled in by asm/io.h from user space. We don't
9 * want most of this escaping.
14 /* The following structure vectors all of the I/O and IRQ manipulation
15 from the generic kernel to the hardware specific backend. */
20 struct vm_area_struct;
21 struct linux_hose_info;
24 struct pci_controller;
25 struct _alpha_agp_info;
27 struct alpha_machine_vector
29 /* This "belongs" down below with the rest of the runtime
30 variables, but it is convenient for entry.S if these
31 two slots are at the beginning of the struct. */
32 unsigned long hae_cache;
33 unsigned long *hae_register;
38 unsigned long max_isa_dma_address;
39 unsigned long irq_probe_mask;
40 unsigned long iack_sc;
41 unsigned long min_io_address;
42 unsigned long min_mem_address;
43 unsigned long pci_dac_offset;
45 void (*mv_pci_tbi)(struct pci_controller *hose,
46 dma_addr_t start, dma_addr_t end);
48 u8 (*mv_inb)(unsigned long);
49 u16 (*mv_inw)(unsigned long);
50 u32 (*mv_inl)(unsigned long);
52 void (*mv_outb)(u8, unsigned long);
53 void (*mv_outw)(u16, unsigned long);
54 void (*mv_outl)(u32, unsigned long);
56 u8 (*mv_readb)(unsigned long);
57 u16 (*mv_readw)(unsigned long);
58 u32 (*mv_readl)(unsigned long);
59 u64 (*mv_readq)(unsigned long);
61 void (*mv_writeb)(u8, unsigned long);
62 void (*mv_writew)(u16, unsigned long);
63 void (*mv_writel)(u32, unsigned long);
64 void (*mv_writeq)(u64, unsigned long);
66 unsigned long (*mv_ioremap)(unsigned long, unsigned long);
67 void (*mv_iounmap)(unsigned long);
68 int (*mv_is_ioaddr)(unsigned long);
70 void (*mv_switch_mm)(struct mm_struct *, struct mm_struct *,
71 struct task_struct *);
72 void (*mv_activate_mm)(struct mm_struct *, struct mm_struct *);
74 void (*mv_flush_tlb_current)(struct mm_struct *);
75 void (*mv_flush_tlb_current_page)(struct mm_struct * mm,
76 struct vm_area_struct *vma,
79 void (*update_irq_hw)(unsigned long, unsigned long, int);
80 void (*ack_irq)(unsigned long);
81 void (*device_interrupt)(unsigned long vector, struct pt_regs *regs);
82 void (*machine_check)(u64 vector, u64 la, struct pt_regs *regs);
84 void (*smp_callin)(void);
85 void (*init_arch)(void);
86 void (*init_irq)(void);
87 void (*init_rtc)(void);
88 void (*init_pci)(void);
89 void (*kill_arch)(int);
91 u8 (*pci_swizzle)(struct pci_dev *, u8 *);
92 int (*pci_map_irq)(struct pci_dev *, u8, u8);
93 struct pci_ops *pci_ops;
95 struct _alpha_agp_info *(*agp_info)(void);
97 const char *vector_name;
99 /* NUMA information */
100 int (*pa_to_nid)(unsigned long);
101 int (*cpuid_to_nid)(int);
102 unsigned long (*node_mem_start)(int);
103 unsigned long (*node_mem_size)(int);
105 /* System specific parameters. */
108 unsigned long gru_int_req_bits;
112 unsigned long gamma_bias;
116 unsigned int route_tab;
121 extern struct alpha_machine_vector alpha_mv;
123 #ifdef CONFIG_ALPHA_GENERIC
124 extern int alpha_using_srm;
126 #ifdef CONFIG_ALPHA_SRM
127 #define alpha_using_srm 1
129 #define alpha_using_srm 0
134 #endif /* __ALPHA_MACHVEC_H */