xref: /openbmc/linux/arch/parisc/include/asm/pdc.h (revision feac8c8b)
1 /* SPDX-License-Identifier: GPL-2.0 */
2 #ifndef _PARISC_PDC_H
3 #define _PARISC_PDC_H
4 
5 #include <uapi/asm/pdc.h>
6 
7 #if !defined(__ASSEMBLY__)
8 
9 extern int parisc_narrow_firmware;
10 
11 extern int pdc_type;
12 extern unsigned long parisc_cell_num; /* cell number the CPU runs on (PAT) */
13 extern unsigned long parisc_cell_loc; /* cell location of CPU (PAT)	   */
14 
15 /* Values for pdc_type */
16 #define PDC_TYPE_ILLEGAL	-1
17 #define PDC_TYPE_PAT		 0 /* 64-bit PAT-PDC */
18 #define PDC_TYPE_SYSTEM_MAP	 1 /* 32-bit, but supports PDC_SYSTEM_MAP */
19 #define PDC_TYPE_SNAKE		 2 /* Doesn't support SYSTEM_MAP */
20 
21 void pdc_console_init(void);	/* in pdc_console.c */
22 void pdc_console_restart(void);
23 
24 void setup_pdc(void);		/* in inventory.c */
25 
26 /* wrapper-functions from pdc.c */
27 
28 int pdc_add_valid(unsigned long address);
29 int pdc_instr(unsigned int *instr);
30 int pdc_chassis_info(struct pdc_chassis_info *chassis_info, void *led_info, unsigned long len);
31 int pdc_chassis_disp(unsigned long disp);
32 int pdc_chassis_warn(unsigned long *warn);
33 int pdc_coproc_cfg(struct pdc_coproc_cfg *pdc_coproc_info);
34 int pdc_coproc_cfg_unlocked(struct pdc_coproc_cfg *pdc_coproc_info);
35 int pdc_iodc_read(unsigned long *actcnt, unsigned long hpa, unsigned int index,
36 		  void *iodc_data, unsigned int iodc_data_size);
37 int pdc_system_map_find_mods(struct pdc_system_map_mod_info *pdc_mod_info,
38 			     struct pdc_module_path *mod_path, long mod_index);
39 int pdc_system_map_find_addrs(struct pdc_system_map_addr_info *pdc_addr_info,
40 			      long mod_index, long addr_index);
41 int pdc_model_info(struct pdc_model *model);
42 int pdc_model_sysmodel(char *name);
43 int pdc_model_cpuid(unsigned long *cpu_id);
44 int pdc_model_versions(unsigned long *versions, int id);
45 int pdc_model_capabilities(unsigned long *capabilities);
46 int pdc_cache_info(struct pdc_cache_info *cache);
47 int pdc_spaceid_bits(unsigned long *space_bits);
48 #ifndef CONFIG_PA20
49 int pdc_btlb_info(struct pdc_btlb_info *btlb);
50 int pdc_mem_map_hpa(struct pdc_memory_map *r_addr, struct pdc_module_path *mod_path);
51 #endif /* !CONFIG_PA20 */
52 int pdc_lan_station_id(char *lan_addr, unsigned long net_hpa);
53 
54 int pdc_stable_read(unsigned long staddr, void *memaddr, unsigned long count);
55 int pdc_stable_write(unsigned long staddr, void *memaddr, unsigned long count);
56 int pdc_stable_get_size(unsigned long *size);
57 int pdc_stable_verify_contents(void);
58 int pdc_stable_initialize(void);
59 
60 int pdc_pci_irt_size(unsigned long *num_entries, unsigned long hpa);
61 int pdc_pci_irt(unsigned long num_entries, unsigned long hpa, void *tbl);
62 
63 int pdc_get_initiator(struct hardware_path *, struct pdc_initiator *);
64 int pdc_tod_read(struct pdc_tod *tod);
65 int pdc_tod_set(unsigned long sec, unsigned long usec);
66 
67 void pdc_pdt_init(void);	/* in pdt.c */
68 int pdc_mem_pdt_info(struct pdc_mem_retinfo *rinfo);
69 int pdc_mem_pdt_read_entries(struct pdc_mem_read_pdt *rpdt_read,
70 		unsigned long *pdt_entries_ptr);
71 #ifdef CONFIG_64BIT
72 int pdc_mem_mem_table(struct pdc_memory_table_raddr *r_addr,
73 		struct pdc_memory_table *tbl, unsigned long entries);
74 #endif
75 
76 void set_firmware_width(void);
77 void set_firmware_width_unlocked(void);
78 int pdc_do_firm_test_reset(unsigned long ftc_bitmap);
79 int pdc_do_reset(void);
80 int pdc_soft_power_info(unsigned long *power_reg);
81 int pdc_soft_power_button(int sw_control);
82 void pdc_io_reset(void);
83 void pdc_io_reset_devices(void);
84 int pdc_iodc_getc(void);
85 int pdc_iodc_print(const unsigned char *str, unsigned count);
86 
87 void pdc_emergency_unlock(void);
88 int pdc_sti_call(unsigned long func, unsigned long flags,
89                  unsigned long inptr, unsigned long outputr,
90                  unsigned long glob_cfg);
91 
92 static inline char * os_id_to_string(u16 os_id) {
93 	switch(os_id) {
94 	case OS_ID_NONE:	return "No OS";
95 	case OS_ID_HPUX:	return "HP-UX";
96 	case OS_ID_MPEXL:	return "MPE-iX";
97 	case OS_ID_OSF:		return "OSF";
98 	case OS_ID_HPRT:	return "HP-RT";
99 	case OS_ID_NOVEL:	return "Novell Netware";
100 	case OS_ID_LINUX:	return "Linux";
101 	default:	return "Unknown";
102 	}
103 }
104 
105 #endif /* !defined(__ASSEMBLY__) */
106 #endif /* _PARISC_PDC_H */
107