1/* SPDX-License-Identifier: GPL-2.0 */
2#include <linux/interrupt.h>
3#include <linux/screen_info.h>
4#include <linux/io.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
14struct pt_regs;
15struct task_struct;
16struct pci_dev;
17struct pci_controller;
18
19/* core_apecs.c */
20extern struct pci_ops apecs_pci_ops;
21extern void apecs_init_arch(void);
22extern void apecs_pci_clr_err(void);
23extern void apecs_machine_check(unsigned long vector, unsigned long la_ptr);
24extern void apecs_pci_tbi(struct pci_controller *, dma_addr_t, dma_addr_t);
25
26/* core_cia.c */
27extern struct pci_ops cia_pci_ops;
28extern void cia_init_pci(void);
29extern void cia_init_arch(void);
30extern void pyxis_init_arch(void);
31extern void cia_kill_arch(int);
32extern void cia_machine_check(unsigned long vector, unsigned long la_ptr);
33extern void cia_pci_tbi(struct pci_controller *, dma_addr_t, dma_addr_t);
34
35/* core_irongate.c */
36extern struct pci_ops irongate_pci_ops;
37extern int irongate_pci_clr_err(void);
38extern void irongate_init_arch(void);
39#define irongate_pci_tbi ((void *)0)
40
41/* core_lca.c */
42extern struct pci_ops lca_pci_ops;
43extern void lca_init_arch(void);
44extern void lca_machine_check(unsigned long vector, unsigned long la_ptr);
45extern void lca_pci_tbi(struct pci_controller *, dma_addr_t, dma_addr_t);
46
47/* core_marvel.c */
48extern struct pci_ops marvel_pci_ops;
49extern void marvel_init_arch(void);
50extern void marvel_kill_arch(int);
51extern void marvel_machine_check(unsigned long, unsigned long);
52extern void marvel_pci_tbi(struct pci_controller *, dma_addr_t, dma_addr_t);
53extern struct _alpha_agp_info *marvel_agp_info(void);
54struct io7 *marvel_find_io7(int pe);
55struct io7 *marvel_next_io7(struct io7 *prev);
56void io7_clear_errors(struct io7 *io7);
57
58/* core_mcpcia.c */
59extern struct pci_ops mcpcia_pci_ops;
60extern void mcpcia_init_arch(void);
61extern void mcpcia_init_hoses(void);
62extern void mcpcia_machine_check(unsigned long vector, unsigned long la_ptr);
63extern void mcpcia_pci_tbi(struct pci_controller *, dma_addr_t, dma_addr_t);
64
65/* core_polaris.c */
66extern struct pci_ops polaris_pci_ops;
67extern int polaris_read_config_dword(struct pci_dev *, int, u32 *);
68extern int polaris_write_config_dword(struct pci_dev *, int, u32);
69extern void polaris_init_arch(void);
70extern void polaris_machine_check(unsigned long vector, unsigned long la_ptr);
71#define polaris_pci_tbi ((void *)0)
72
73/* core_t2.c */
74extern struct pci_ops t2_pci_ops;
75extern void t2_init_arch(void);
76extern void t2_kill_arch(int);
77extern void t2_machine_check(unsigned long vector, unsigned long la_ptr);
78extern void t2_pci_tbi(struct pci_controller *, dma_addr_t, dma_addr_t);
79
80/* core_titan.c */
81extern struct pci_ops titan_pci_ops;
82extern void titan_init_arch(void);
83extern void titan_kill_arch(int);
84extern void titan_machine_check(unsigned long, unsigned long);
85extern void titan_pci_tbi(struct pci_controller *, dma_addr_t, dma_addr_t);
86extern struct _alpha_agp_info *titan_agp_info(void);
87
88/* core_tsunami.c */
89extern struct pci_ops tsunami_pci_ops;
90extern void tsunami_init_arch(void);
91extern void tsunami_kill_arch(int);
92extern void tsunami_machine_check(unsigned long vector, unsigned long la_ptr);
93extern void tsunami_pci_tbi(struct pci_controller *, dma_addr_t, dma_addr_t);
94
95/* core_wildfire.c */
96extern struct pci_ops wildfire_pci_ops;
97extern void wildfire_init_arch(void);
98extern void wildfire_kill_arch(int);
99extern void wildfire_machine_check(unsigned long vector, unsigned long la_ptr);
100extern void wildfire_pci_tbi(struct pci_controller *, dma_addr_t, dma_addr_t);
101
102/* console.c */
103#ifdef CONFIG_VGA_HOSE
104extern void find_console_vga_hose(void);
105extern void locate_and_init_vga(void *(*)(void *, void *));
106#else
107static inline void find_console_vga_hose(void) { }
108static inline void locate_and_init_vga(void *(*sel_func)(void *, void *)) { }
109#endif
110
111/* setup.c */
112extern unsigned long srm_hae;
113extern int boot_cpuid;
114#ifdef CONFIG_VERBOSE_MCHECK
115extern unsigned long alpha_verbose_mcheck;
116#endif
117extern struct screen_info vgacon_screen_info;
118
119/* srmcons.c */
120#if defined(CONFIG_ALPHA_GENERIC) || defined(CONFIG_ALPHA_SRM)
121extern void register_srm_console(void);
122extern void unregister_srm_console(void);
123#else
124#define register_srm_console()
125#define unregister_srm_console()
126#endif
127
128/* smp.c */
129extern void setup_smp(void);
130extern void handle_ipi(struct pt_regs *);
131
132/* bios32.c */
133/* extern void reset_for_srm(void); */
134
135/* time.c */
136extern irqreturn_t rtc_timer_interrupt(int irq, void *dev);
137extern void init_clockevent(void);
138extern void common_init_rtc(void);
139extern unsigned long est_cycle_freq;
140
141/* smc37c93x.c */
142extern void SMC93x_Init(void);
143
144/* smc37c669.c */
145extern void SMC669_Init(int);
146
147/* es1888.c */
148extern void es1888_init(void);
149
150/* ../lib/fpreg.c */
151extern void alpha_write_fp_reg (unsigned long reg, unsigned long val);
152extern unsigned long alpha_read_fp_reg (unsigned long reg);
153
154/* head.S */
155extern void wrmces(unsigned long mces);
156extern void cserve_ena(unsigned long);
157extern void cserve_dis(unsigned long);
158extern void __smp_callin(unsigned long);
159
160/* entry.S */
161extern void entArith(void);
162extern void entIF(void);
163extern void entInt(void);
164extern void entMM(void);
165extern void entSys(void);
166extern void entUna(void);
167extern void entDbg(void);
168
169/* ptrace.c */
170extern int ptrace_set_bpt (struct task_struct *child);
171extern int ptrace_cancel_bpt (struct task_struct *child);
172
173/* traps.c */
174extern void dik_show_regs(struct pt_regs *regs, unsigned long *r9_15);
175extern void die_if_kernel(char *, struct pt_regs *, long, unsigned long *);
176
177/* sys_titan.c */
178extern void titan_dispatch_irqs(u64);
179
180/* ../mm/init.c */
181extern void switch_to_system_map(void);
182extern void srm_paging_stop(void);
183
184static inline int
185__alpha_remap_area_pages(unsigned long address, unsigned long phys_addr,
186 unsigned long size, unsigned long flags)
187{
188 pgprot_t prot;
189
190 prot = __pgprot(_PAGE_VALID | _PAGE_ASM | _PAGE_KRE
191 | _PAGE_KWE | flags);
192 return ioremap_page_range(addr: address, end: address + size, phys_addr, prot);
193}
194
195/* irq.c */
196
197#ifdef CONFIG_SMP
198#define mcheck_expected(cpu) (cpu_data[cpu].mcheck_expected)
199#define mcheck_taken(cpu) (cpu_data[cpu].mcheck_taken)
200#define mcheck_extra(cpu) (cpu_data[cpu].mcheck_extra)
201#else
202extern struct mcheck_info
203{
204 unsigned char expected __attribute__((aligned(8)));
205 unsigned char taken;
206 unsigned char extra;
207} __mcheck_info;
208
209#define mcheck_expected(cpu) (*((void)(cpu), &__mcheck_info.expected))
210#define mcheck_taken(cpu) (*((void)(cpu), &__mcheck_info.taken))
211#define mcheck_extra(cpu) (*((void)(cpu), &__mcheck_info.extra))
212#endif
213
214extern void process_mcheck_info(unsigned long vector, unsigned long la_ptr,
215 const char *machine, int expected);
216

source code of linux/arch/alpha/kernel/proto.h