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1#ifndef __ALPHA_MACHVEC_H
2#define __ALPHA_MACHVEC_H 1
3
4#include <linux/types.h>
5
6/*
7 * This file gets pulled in by asm/io.h from user space. We don't
8 * want most of this escaping.
9 */
10
11#ifdef __KERNEL__
12
13/* The following structure vectors all of the I/O and IRQ manipulation
14 from the generic kernel to the hardware specific backend. */
15
16struct task_struct;
17struct mm_struct;
18struct vm_area_struct;
19struct linux_hose_info;
20struct pci_dev;
21struct pci_ops;
22struct pci_controller;
23struct _alpha_agp_info;
24struct rtc_time;
25
26struct alpha_machine_vector
27{
28 /* This "belongs" down below with the rest of the runtime
29 variables, but it is convenient for entry.S if these
30 two slots are at the beginning of the struct. */
31 unsigned long hae_cache;
32 unsigned long *hae_register;
33
34 int nr_irqs;
35 int rtc_port;
36 unsigned int max_asn;
37 unsigned long max_isa_dma_address;
38 unsigned long irq_probe_mask;
39 unsigned long iack_sc;
40 unsigned long min_io_address;
41 unsigned long min_mem_address;
42 unsigned long pci_dac_offset;
43
44 void (*mv_pci_tbi)(struct pci_controller *hose,
45 dma_addr_t start, dma_addr_t end);
46
47 unsigned int (*mv_ioread8)(void __iomem *);
48 unsigned int (*mv_ioread16)(void __iomem *);
49 unsigned int (*mv_ioread32)(void __iomem *);
50
51 void (*mv_iowrite8)(u8, void __iomem *);
52 void (*mv_iowrite16)(u16, void __iomem *);
53 void (*mv_iowrite32)(u32, void __iomem *);
54
55 u8 (*mv_readb)(const volatile void __iomem *);
56 u16 (*mv_readw)(const volatile void __iomem *);
57 u32 (*mv_readl)(const volatile void __iomem *);
58 u64 (*mv_readq)(const volatile void __iomem *);
59
60 void (*mv_writeb)(u8, volatile void __iomem *);
61 void (*mv_writew)(u16, volatile void __iomem *);
62 void (*mv_writel)(u32, volatile void __iomem *);
63 void (*mv_writeq)(u64, volatile void __iomem *);
64
65 void __iomem *(*mv_ioportmap)(unsigned long);
66 void __iomem *(*mv_ioremap)(unsigned long, unsigned long);
67 void (*mv_iounmap)(volatile void __iomem *);
68 int (*mv_is_ioaddr)(unsigned long);
69 int (*mv_is_mmio)(const volatile void __iomem *);
70
71 void (*mv_switch_mm)(struct mm_struct *, struct mm_struct *,
72 struct task_struct *);
73 void (*mv_activate_mm)(struct mm_struct *, struct mm_struct *);
74
75 void (*mv_flush_tlb_current)(struct mm_struct *);
76 void (*mv_flush_tlb_current_page)(struct mm_struct * mm,
77 struct vm_area_struct *vma,
78 unsigned long addr);
79
80 void (*update_irq_hw)(unsigned long, unsigned long, int);
81 void (*ack_irq)(unsigned long);
82 void (*device_interrupt)(unsigned long vector);
83 void (*machine_check)(unsigned long vector, unsigned long la);
84
85 void (*smp_callin)(void);
86 void (*init_arch)(void);
87 void (*init_irq)(void);
88 void (*init_rtc)(void);
89 void (*init_pci)(void);
90 void (*kill_arch)(int);
91
92 u8 (*pci_swizzle)(struct pci_dev *, u8 *);
93 int (*pci_map_irq)(struct pci_dev *, u8, u8);
94 struct pci_ops *pci_ops;
95
96 struct _alpha_agp_info *(*agp_info)(void);
97
98 unsigned int (*rtc_get_time)(struct rtc_time *);
99 int (*rtc_set_time)(struct rtc_time *);
100
101 const char *vector_name;
102
103 /* NUMA information */
104 int (*pa_to_nid)(unsigned long);
105 int (*cpuid_to_nid)(int);
106 unsigned long (*node_mem_start)(int);
107 unsigned long (*node_mem_size)(int);
108
109 /* System specific parameters. */
110 union {
111 struct {
112 unsigned long gru_int_req_bits;
113 } cia;
114
115 struct {
116 unsigned long gamma_bias;
117 } t2;
118
119 struct {
120 unsigned int route_tab;
121 } sio;
122 } sys;
123};
124
125extern struct alpha_machine_vector alpha_mv;
126
127#ifdef CONFIG_ALPHA_GENERIC
128extern int alpha_using_srm;
129#else
130#ifdef CONFIG_ALPHA_SRM
131#define alpha_using_srm 1
132#else
133#define alpha_using_srm 0
134#endif
135#endif /* GENERIC */
136
137#endif
138#endif /* __ALPHA_MACHVEC_H */
1/* SPDX-License-Identifier: GPL-2.0 */
2#ifndef __ALPHA_MACHVEC_H
3#define __ALPHA_MACHVEC_H 1
4
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
17struct task_struct;
18struct mm_struct;
19struct vm_area_struct;
20struct linux_hose_info;
21struct pci_dev;
22struct pci_ops;
23struct pci_controller;
24struct _alpha_agp_info;
25struct rtc_time;
26
27struct 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 int rtc_boot_cpu_only;
38 unsigned int max_asn;
39 unsigned long max_isa_dma_address;
40 unsigned long irq_probe_mask;
41 unsigned long iack_sc;
42 unsigned long min_io_address;
43 unsigned long min_mem_address;
44 unsigned long pci_dac_offset;
45
46 void (*mv_pci_tbi)(struct pci_controller *hose,
47 dma_addr_t start, dma_addr_t end);
48
49 unsigned int (*mv_ioread8)(const void __iomem *);
50 unsigned int (*mv_ioread16)(const void __iomem *);
51 unsigned int (*mv_ioread32)(const void __iomem *);
52
53 void (*mv_iowrite8)(u8, void __iomem *);
54 void (*mv_iowrite16)(u16, void __iomem *);
55 void (*mv_iowrite32)(u32, void __iomem *);
56
57 u8 (*mv_readb)(const volatile void __iomem *);
58 u16 (*mv_readw)(const volatile void __iomem *);
59 u32 (*mv_readl)(const volatile void __iomem *);
60 u64 (*mv_readq)(const volatile void __iomem *);
61
62 void (*mv_writeb)(u8, volatile void __iomem *);
63 void (*mv_writew)(u16, volatile void __iomem *);
64 void (*mv_writel)(u32, volatile void __iomem *);
65 void (*mv_writeq)(u64, volatile void __iomem *);
66
67 void __iomem *(*mv_ioportmap)(unsigned long);
68 void __iomem *(*mv_ioremap)(unsigned long, unsigned long);
69 void (*mv_iounmap)(volatile void __iomem *);
70 int (*mv_is_ioaddr)(unsigned long);
71 int (*mv_is_mmio)(const volatile void __iomem *);
72
73 void (*mv_switch_mm)(struct mm_struct *, struct mm_struct *,
74 struct task_struct *);
75 void (*mv_activate_mm)(struct mm_struct *, struct mm_struct *);
76
77 void (*mv_flush_tlb_current)(struct mm_struct *);
78 void (*mv_flush_tlb_current_page)(struct mm_struct * mm,
79 struct vm_area_struct *vma,
80 unsigned long addr);
81
82 void (*update_irq_hw)(unsigned long, unsigned long, int);
83 void (*ack_irq)(unsigned long);
84 void (*device_interrupt)(unsigned long vector);
85 void (*machine_check)(unsigned long vector, unsigned long la);
86
87 void (*smp_callin)(void);
88 void (*init_arch)(void);
89 void (*init_irq)(void);
90 void (*init_rtc)(void);
91 void (*init_pci)(void);
92 void (*kill_arch)(int);
93
94 u8 (*pci_swizzle)(struct pci_dev *, u8 *);
95 int (*pci_map_irq)(const struct pci_dev *, u8, u8);
96 struct pci_ops *pci_ops;
97
98 struct _alpha_agp_info *(*agp_info)(void);
99
100 const char *vector_name;
101
102 /* NUMA information */
103 int (*pa_to_nid)(unsigned long);
104 int (*cpuid_to_nid)(int);
105 unsigned long (*node_mem_start)(int);
106 unsigned long (*node_mem_size)(int);
107
108 /* System specific parameters. */
109 union {
110 struct {
111 unsigned long gru_int_req_bits;
112 } cia;
113
114 struct {
115 unsigned long gamma_bias;
116 } t2;
117
118 struct {
119 unsigned int route_tab;
120 } sio;
121 } sys;
122};
123
124extern struct alpha_machine_vector alpha_mv;
125
126#ifdef CONFIG_ALPHA_GENERIC
127extern int alpha_using_srm;
128extern int alpha_using_qemu;
129#else
130# ifdef CONFIG_ALPHA_SRM
131# define alpha_using_srm 1
132# else
133# define alpha_using_srm 0
134# endif
135# ifdef CONFIG_ALPHA_QEMU
136# define alpha_using_qemu 1
137# else
138# define alpha_using_qemu 0
139# endif
140#endif /* GENERIC */
141
142#endif /* __KERNEL__ */
143#endif /* __ALPHA_MACHVEC_H */