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1da177e4 LT |
1 | #ifndef __ALPHA_MACHVEC_H |
2 | #define __ALPHA_MACHVEC_H 1 | |
3 | ||
4 | #include <linux/config.h> | |
5 | #include <linux/types.h> | |
6 | ||
7 | /* | |
8 | * This file gets pulled in by asm/io.h from user space. We don't | |
9 | * want most of this escaping. | |
10 | */ | |
11 | ||
12 | #ifdef __KERNEL__ | |
13 | ||
14 | /* The following structure vectors all of the I/O and IRQ manipulation | |
15 | from the generic kernel to the hardware specific backend. */ | |
16 | ||
17 | struct task_struct; | |
18 | struct mm_struct; | |
19 | struct pt_regs; | |
20 | struct vm_area_struct; | |
21 | struct linux_hose_info; | |
22 | struct pci_dev; | |
23 | struct pci_ops; | |
24 | struct pci_controller; | |
25 | struct _alpha_agp_info; | |
26 | ||
27 | struct alpha_machine_vector | |
28 | { | |
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; | |
34 | ||
35 | int nr_irqs; | |
36 | int rtc_port; | |
37 | unsigned int max_asn; | |
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; | |
44 | ||
45 | void (*mv_pci_tbi)(struct pci_controller *hose, | |
46 | dma_addr_t start, dma_addr_t end); | |
47 | ||
48 | unsigned int (*mv_ioread8)(void __iomem *); | |
49 | unsigned int (*mv_ioread16)(void __iomem *); | |
50 | unsigned int (*mv_ioread32)(void __iomem *); | |
51 | ||
52 | void (*mv_iowrite8)(u8, void __iomem *); | |
53 | void (*mv_iowrite16)(u16, void __iomem *); | |
54 | void (*mv_iowrite32)(u32, void __iomem *); | |
55 | ||
56 | u8 (*mv_readb)(const volatile void __iomem *); | |
57 | u16 (*mv_readw)(const volatile void __iomem *); | |
58 | u32 (*mv_readl)(const volatile void __iomem *); | |
59 | u64 (*mv_readq)(const volatile void __iomem *); | |
60 | ||
61 | void (*mv_writeb)(u8, volatile void __iomem *); | |
62 | void (*mv_writew)(u16, volatile void __iomem *); | |
63 | void (*mv_writel)(u32, volatile void __iomem *); | |
64 | void (*mv_writeq)(u64, volatile void __iomem *); | |
65 | ||
66 | void __iomem *(*mv_ioportmap)(unsigned long); | |
67 | void __iomem *(*mv_ioremap)(unsigned long, unsigned long); | |
68 | void (*mv_iounmap)(volatile void __iomem *); | |
69 | int (*mv_is_ioaddr)(unsigned long); | |
70 | int (*mv_is_mmio)(const volatile void __iomem *); | |
71 | ||
72 | void (*mv_switch_mm)(struct mm_struct *, struct mm_struct *, | |
73 | struct task_struct *); | |
74 | void (*mv_activate_mm)(struct mm_struct *, struct mm_struct *); | |
75 | ||
76 | void (*mv_flush_tlb_current)(struct mm_struct *); | |
77 | void (*mv_flush_tlb_current_page)(struct mm_struct * mm, | |
78 | struct vm_area_struct *vma, | |
79 | unsigned long addr); | |
80 | ||
81 | void (*update_irq_hw)(unsigned long, unsigned long, int); | |
82 | void (*ack_irq)(unsigned long); | |
83 | void (*device_interrupt)(unsigned long vector, struct pt_regs *regs); | |
84 | void (*machine_check)(u64 vector, u64 la, struct pt_regs *regs); | |
85 | ||
86 | void (*smp_callin)(void); | |
87 | void (*init_arch)(void); | |
88 | void (*init_irq)(void); | |
89 | void (*init_rtc)(void); | |
90 | void (*init_pci)(void); | |
91 | void (*kill_arch)(int); | |
92 | ||
93 | u8 (*pci_swizzle)(struct pci_dev *, u8 *); | |
94 | int (*pci_map_irq)(struct pci_dev *, u8, u8); | |
95 | struct pci_ops *pci_ops; | |
96 | ||
97 | struct _alpha_agp_info *(*agp_info)(void); | |
98 | ||
99 | const char *vector_name; | |
100 | ||
101 | /* NUMA information */ | |
102 | int (*pa_to_nid)(unsigned long); | |
103 | int (*cpuid_to_nid)(int); | |
104 | unsigned long (*node_mem_start)(int); | |
105 | unsigned long (*node_mem_size)(int); | |
106 | ||
107 | /* System specific parameters. */ | |
108 | union { | |
109 | struct { | |
110 | unsigned long gru_int_req_bits; | |
111 | } cia; | |
112 | ||
113 | struct { | |
114 | unsigned long gamma_bias; | |
115 | } t2; | |
116 | ||
117 | struct { | |
118 | unsigned int route_tab; | |
119 | } sio; | |
120 | } sys; | |
121 | }; | |
122 | ||
123 | extern struct alpha_machine_vector alpha_mv; | |
124 | ||
125 | #ifdef CONFIG_ALPHA_GENERIC | |
126 | extern int alpha_using_srm; | |
127 | #else | |
128 | #ifdef CONFIG_ALPHA_SRM | |
129 | #define alpha_using_srm 1 | |
130 | #else | |
131 | #define alpha_using_srm 0 | |
132 | #endif | |
133 | #endif /* GENERIC */ | |
134 | ||
135 | #endif | |
136 | #endif /* __ALPHA_MACHVEC_H */ |