xref: /linux/arch/parisc/include/asm/hardware.h (revision 8c82a17e9c924c0e9f13e75e4c2f6bca19a4b516)
1 #ifndef _PARISC_HARDWARE_H
2 #define _PARISC_HARDWARE_H
3 
4 #include <linux/mod_devicetable.h>
5 #include <asm/pdc.h>
6 
7 #define HWTYPE_ANY_ID		PA_HWTYPE_ANY_ID
8 #define HVERSION_ANY_ID		PA_HVERSION_ANY_ID
9 #define HVERSION_REV_ANY_ID	PA_HVERSION_REV_ANY_ID
10 #define SVERSION_ANY_ID		PA_SVERSION_ANY_ID
11 
12 struct hp_hardware {
13 	unsigned short	hw_type:5;	/* HPHW_xxx */
14 	unsigned short	hversion;
15 	unsigned long	sversion:28;
16 	unsigned short	opt;
17 	const char	name[80];	/* The hardware description */
18 };
19 
20 struct parisc_device;
21 
22 enum cpu_type {
23 	pcx	= 0, /* pa7000		pa 1.0  */
24 	pcxs	= 1, /* pa7000		pa 1.1a */
25 	pcxt	= 2, /* pa7100		pa 1.1b */
26 	pcxt_	= 3, /* pa7200	(t')	pa 1.1c */
27 	pcxl	= 4, /* pa7100lc	pa 1.1d */
28 	pcxl2	= 5, /* pa7300lc	pa 1.1e */
29 	pcxu	= 6, /* pa8000		pa 2.0  */
30 	pcxu_	= 7, /* pa8200	(u+)	pa 2.0  */
31 	pcxw	= 8, /* pa8500		pa 2.0  */
32 	pcxw_	= 9, /* pa8600	(w+)	pa 2.0  */
33 	pcxw2	= 10, /* pa8700		pa 2.0  */
34 	mako	= 11, /* pa8800		pa 2.0  */
35 	mako2	= 12  /* pa8900		pa 2.0  */
36 };
37 
38 extern const char * const cpu_name_version[][2]; /* mapping from enum cpu_type to strings */
39 
40 struct parisc_driver;
41 
42 struct io_module {
43         volatile uint32_t nothing;		/* reg 0 */
44         volatile uint32_t io_eim;
45         volatile uint32_t io_dc_adata;
46         volatile uint32_t io_ii_cdata;
47         volatile uint32_t io_dma_link;		/* reg 4 */
48         volatile uint32_t io_dma_command;
49         volatile uint32_t io_dma_address;
50         volatile uint32_t io_dma_count;
51         volatile uint32_t io_flex;		/* reg 8 */
52         volatile uint32_t io_spa_address;
53         volatile uint32_t reserved1[2];
54         volatile uint32_t io_command;		/* reg 12 */
55         volatile uint32_t io_status;
56         volatile uint32_t io_control;
57         volatile uint32_t io_data;
58         volatile uint32_t reserved2;		/* reg 16 */
59         volatile uint32_t chain_addr;
60         volatile uint32_t sub_mask_clr;
61         volatile uint32_t reserved3[13];
62         volatile uint32_t undefined[480];
63         volatile uint32_t unpriv[512];
64 };
65 
66 struct bc_module {
67         volatile uint32_t unused1[12];
68         volatile uint32_t io_command;
69         volatile uint32_t io_status;
70         volatile uint32_t io_control;
71         volatile uint32_t unused2[1];
72         volatile uint32_t io_err_resp;
73         volatile uint32_t io_err_info;
74         volatile uint32_t io_err_req;
75         volatile uint32_t unused3[11];
76         volatile uint32_t io_io_low;
77         volatile uint32_t io_io_high;
78 };
79 
80 #define HPHW_NPROC     0
81 #define HPHW_MEMORY    1
82 #define HPHW_B_DMA     2
83 #define HPHW_OBSOLETE  3
84 #define HPHW_A_DMA     4
85 #define HPHW_A_DIRECT  5
86 #define HPHW_OTHER     6
87 #define HPHW_BCPORT    7
88 #define HPHW_CIO       8
89 #define HPHW_CONSOLE   9
90 #define HPHW_FIO       10
91 #define HPHW_BA        11
92 #define HPHW_IOA       12
93 #define HPHW_BRIDGE    13
94 #define HPHW_FABRIC    14
95 #define HPHW_MC	       15
96 #define HPHW_FAULTY    31
97 
98 
99 /* hardware.c: */
100 extern const char *parisc_hardware_description(struct parisc_device_id *id);
101 extern enum cpu_type parisc_get_cpu_type(unsigned long hversion);
102 
103 struct pci_dev;
104 
105 /* drivers.c: */
106 extern struct parisc_device *alloc_pa_dev(unsigned long hpa,
107 		struct hardware_path *path);
108 extern int register_parisc_device(struct parisc_device *dev);
109 extern int register_parisc_driver(struct parisc_driver *driver);
110 extern int count_parisc_driver(struct parisc_driver *driver);
111 extern int unregister_parisc_driver(struct parisc_driver *driver);
112 extern void walk_central_bus(void);
113 extern const struct parisc_device *find_pa_parent_type(const struct parisc_device *, int);
114 extern void print_parisc_devices(void);
115 extern char *print_pa_hwpath(struct parisc_device *dev, char *path);
116 extern char *print_pci_hwpath(struct pci_dev *dev, char *path);
117 extern void get_pci_node_path(struct pci_dev *dev, struct hardware_path *path);
118 extern void init_parisc_bus(void);
119 extern struct device *hwpath_to_device(struct hardware_path *modpath);
120 extern void device_to_hwpath(struct device *dev, struct hardware_path *path);
121 
122 
123 /* inventory.c: */
124 extern void do_memory_inventory(void);
125 extern void do_device_inventory(void);
126 
127 #endif /* _PARISC_HARDWARE_H */
128