xref: /linux/arch/alpha/kernel/proto.h (revision 827634added7f38b7d724cab1dccdb2b004c13c3)
1 #include <linux/interrupt.h>
2 #include <linux/io.h>
3 
4 #include <asm/pgtable.h>
5 
6 /* Prototypes of functions used across modules here in this directory.  */
7 
8 #define vucp	volatile unsigned char  *
9 #define vusp	volatile unsigned short *
10 #define vip	volatile int *
11 #define vuip	volatile unsigned int   *
12 #define vulp	volatile unsigned long  *
13 
14 struct pt_regs;
15 struct task_struct;
16 struct pci_dev;
17 struct pci_controller;
18 
19 /* core_apecs.c */
20 extern struct pci_ops apecs_pci_ops;
21 extern void apecs_init_arch(void);
22 extern void apecs_pci_clr_err(void);
23 extern void apecs_machine_check(unsigned long vector, unsigned long la_ptr);
24 extern void apecs_pci_tbi(struct pci_controller *, dma_addr_t, dma_addr_t);
25 
26 /* core_cia.c */
27 extern struct pci_ops cia_pci_ops;
28 extern void cia_init_pci(void);
29 extern void cia_init_arch(void);
30 extern void pyxis_init_arch(void);
31 extern void cia_kill_arch(int);
32 extern void cia_machine_check(unsigned long vector, unsigned long la_ptr);
33 extern void cia_pci_tbi(struct pci_controller *, dma_addr_t, dma_addr_t);
34 
35 /* core_irongate.c */
36 extern struct pci_ops irongate_pci_ops;
37 extern int irongate_pci_clr_err(void);
38 extern void irongate_init_arch(void);
39 #define irongate_pci_tbi ((void *)0)
40 
41 /* core_lca.c */
42 extern struct pci_ops lca_pci_ops;
43 extern void lca_init_arch(void);
44 extern void lca_machine_check(unsigned long vector, unsigned long la_ptr);
45 extern void lca_pci_tbi(struct pci_controller *, dma_addr_t, dma_addr_t);
46 
47 /* core_marvel.c */
48 extern struct pci_ops marvel_pci_ops;
49 extern void marvel_init_arch(void);
50 extern void marvel_kill_arch(int);
51 extern void marvel_machine_check(unsigned long, unsigned long);
52 extern void marvel_pci_tbi(struct pci_controller *, dma_addr_t, dma_addr_t);
53 extern int marvel_pa_to_nid(unsigned long);
54 extern int marvel_cpuid_to_nid(int);
55 extern unsigned long marvel_node_mem_start(int);
56 extern unsigned long marvel_node_mem_size(int);
57 extern struct _alpha_agp_info *marvel_agp_info(void);
58 struct io7 *marvel_find_io7(int pe);
59 struct io7 *marvel_next_io7(struct io7 *prev);
60 void io7_clear_errors(struct io7 *io7);
61 
62 /* core_mcpcia.c */
63 extern struct pci_ops mcpcia_pci_ops;
64 extern void mcpcia_init_arch(void);
65 extern void mcpcia_init_hoses(void);
66 extern void mcpcia_machine_check(unsigned long vector, unsigned long la_ptr);
67 extern void mcpcia_pci_tbi(struct pci_controller *, dma_addr_t, dma_addr_t);
68 
69 /* core_polaris.c */
70 extern struct pci_ops polaris_pci_ops;
71 extern int polaris_read_config_dword(struct pci_dev *, int, u32 *);
72 extern int polaris_write_config_dword(struct pci_dev *, int, u32);
73 extern void polaris_init_arch(void);
74 extern void polaris_machine_check(unsigned long vector, unsigned long la_ptr);
75 #define polaris_pci_tbi ((void *)0)
76 
77 /* core_t2.c */
78 extern struct pci_ops t2_pci_ops;
79 extern void t2_init_arch(void);
80 extern void t2_kill_arch(int);
81 extern void t2_machine_check(unsigned long vector, unsigned long la_ptr);
82 extern void t2_pci_tbi(struct pci_controller *, dma_addr_t, dma_addr_t);
83 
84 /* core_titan.c */
85 extern struct pci_ops titan_pci_ops;
86 extern void titan_init_arch(void);
87 extern void titan_kill_arch(int);
88 extern void titan_machine_check(unsigned long, unsigned long);
89 extern void titan_pci_tbi(struct pci_controller *, dma_addr_t, dma_addr_t);
90 extern struct _alpha_agp_info *titan_agp_info(void);
91 
92 /* core_tsunami.c */
93 extern struct pci_ops tsunami_pci_ops;
94 extern void tsunami_init_arch(void);
95 extern void tsunami_kill_arch(int);
96 extern void tsunami_machine_check(unsigned long vector, unsigned long la_ptr);
97 extern void tsunami_pci_tbi(struct pci_controller *, dma_addr_t, dma_addr_t);
98 
99 /* core_wildfire.c */
100 extern struct pci_ops wildfire_pci_ops;
101 extern void wildfire_init_arch(void);
102 extern void wildfire_kill_arch(int);
103 extern void wildfire_machine_check(unsigned long vector, unsigned long la_ptr);
104 extern void wildfire_pci_tbi(struct pci_controller *, dma_addr_t, dma_addr_t);
105 extern int wildfire_pa_to_nid(unsigned long);
106 extern int wildfire_cpuid_to_nid(int);
107 extern unsigned long wildfire_node_mem_start(int);
108 extern unsigned long wildfire_node_mem_size(int);
109 
110 /* console.c */
111 #ifdef CONFIG_VGA_HOSE
112 extern void find_console_vga_hose(void);
113 extern void locate_and_init_vga(void *(*)(void *, void *));
114 #else
115 static inline void find_console_vga_hose(void) { }
116 static inline void locate_and_init_vga(void *(*sel_func)(void *, void *)) { }
117 #endif
118 
119 /* setup.c */
120 extern unsigned long srm_hae;
121 extern int boot_cpuid;
122 #ifdef CONFIG_VERBOSE_MCHECK
123 extern unsigned long alpha_verbose_mcheck;
124 #endif
125 
126 /* srmcons.c */
127 #if defined(CONFIG_ALPHA_GENERIC) || defined(CONFIG_ALPHA_SRM)
128 extern void register_srm_console(void);
129 extern void unregister_srm_console(void);
130 #else
131 #define register_srm_console()
132 #define unregister_srm_console()
133 #endif
134 
135 /* smp.c */
136 extern void setup_smp(void);
137 extern void handle_ipi(struct pt_regs *);
138 
139 /* bios32.c */
140 /* extern void reset_for_srm(void); */
141 
142 /* time.c */
143 extern irqreturn_t rtc_timer_interrupt(int irq, void *dev);
144 extern void init_clockevent(void);
145 extern void common_init_rtc(void);
146 extern unsigned long est_cycle_freq;
147 
148 /* smc37c93x.c */
149 extern void SMC93x_Init(void);
150 
151 /* smc37c669.c */
152 extern void SMC669_Init(int);
153 
154 /* es1888.c */
155 extern void es1888_init(void);
156 
157 /* ../lib/fpreg.c */
158 extern void alpha_write_fp_reg (unsigned long reg, unsigned long val);
159 extern unsigned long alpha_read_fp_reg (unsigned long reg);
160 
161 /* head.S */
162 extern void wrmces(unsigned long mces);
163 extern void cserve_ena(unsigned long);
164 extern void cserve_dis(unsigned long);
165 extern void __smp_callin(unsigned long);
166 
167 /* entry.S */
168 extern void entArith(void);
169 extern void entIF(void);
170 extern void entInt(void);
171 extern void entMM(void);
172 extern void entSys(void);
173 extern void entUna(void);
174 extern void entDbg(void);
175 
176 /* ptrace.c */
177 extern int ptrace_set_bpt (struct task_struct *child);
178 extern int ptrace_cancel_bpt (struct task_struct *child);
179 
180 /* traps.c */
181 extern void dik_show_regs(struct pt_regs *regs, unsigned long *r9_15);
182 extern void die_if_kernel(char *, struct pt_regs *, long, unsigned long *);
183 
184 /* sys_titan.c */
185 extern void titan_dispatch_irqs(u64);
186 
187 /* ../mm/init.c */
188 extern void switch_to_system_map(void);
189 extern void srm_paging_stop(void);
190 
191 static inline int
192 __alpha_remap_area_pages(unsigned long address, unsigned long phys_addr,
193 			 unsigned long size, unsigned long flags)
194 {
195 	pgprot_t prot;
196 
197 	prot = __pgprot(_PAGE_VALID | _PAGE_ASM | _PAGE_KRE
198 			| _PAGE_KWE | flags);
199 	return ioremap_page_range(address, address + size, phys_addr, prot);
200 }
201 
202 /* irq.c */
203 
204 #ifdef CONFIG_SMP
205 #define mcheck_expected(cpu)	(cpu_data[cpu].mcheck_expected)
206 #define mcheck_taken(cpu)	(cpu_data[cpu].mcheck_taken)
207 #define mcheck_extra(cpu)	(cpu_data[cpu].mcheck_extra)
208 #else
209 extern struct mcheck_info
210 {
211 	unsigned char expected __attribute__((aligned(8)));
212 	unsigned char taken;
213 	unsigned char extra;
214 } __mcheck_info;
215 
216 #define mcheck_expected(cpu)	(*((void)(cpu), &__mcheck_info.expected))
217 #define mcheck_taken(cpu)	(*((void)(cpu), &__mcheck_info.taken))
218 #define mcheck_extra(cpu)	(*((void)(cpu), &__mcheck_info.extra))
219 #endif
220 
221 extern void process_mcheck_info(unsigned long vector, unsigned long la_ptr,
222 				const char *machine, int expected);
223