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Greg Kroah-Hartmanb2441312017-11-01 15:07:57 +01001/* SPDX-License-Identifier: GPL-2.0 */
Linus Torvalds1da177e2005-04-16 15:20:36 -07002#include <linux/interrupt.h>
Haavard Skinnemoen801f92a2006-09-30 23:29:15 -07003#include <linux/io.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -07004
Haavard Skinnemoen801f92a2006-09-30 23:29:15 -07005#include <asm/pgtable.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -07006
7/* Prototypes of functions used across modules here in this directory. */
8
9#define vucp volatile unsigned char *
10#define vusp volatile unsigned short *
11#define vip volatile int *
12#define vuip volatile unsigned int *
13#define vulp volatile unsigned long *
14
15struct pt_regs;
16struct task_struct;
17struct pci_dev;
18struct pci_controller;
19
20/* core_apecs.c */
21extern struct pci_ops apecs_pci_ops;
22extern void apecs_init_arch(void);
23extern void apecs_pci_clr_err(void);
Randy Dunlap5f0e3da2009-03-31 15:23:36 -070024extern void apecs_machine_check(unsigned long vector, unsigned long la_ptr);
Linus Torvalds1da177e2005-04-16 15:20:36 -070025extern void apecs_pci_tbi(struct pci_controller *, dma_addr_t, dma_addr_t);
26
27/* core_cia.c */
28extern struct pci_ops cia_pci_ops;
29extern void cia_init_pci(void);
30extern void cia_init_arch(void);
31extern void pyxis_init_arch(void);
32extern void cia_kill_arch(int);
Randy Dunlap5f0e3da2009-03-31 15:23:36 -070033extern void cia_machine_check(unsigned long vector, unsigned long la_ptr);
Linus Torvalds1da177e2005-04-16 15:20:36 -070034extern void cia_pci_tbi(struct pci_controller *, dma_addr_t, dma_addr_t);
35
36/* core_irongate.c */
37extern struct pci_ops irongate_pci_ops;
38extern int irongate_pci_clr_err(void);
39extern void irongate_init_arch(void);
Linus Torvalds1da177e2005-04-16 15:20:36 -070040#define irongate_pci_tbi ((void *)0)
41
42/* core_lca.c */
43extern struct pci_ops lca_pci_ops;
44extern void lca_init_arch(void);
Randy Dunlap5f0e3da2009-03-31 15:23:36 -070045extern void lca_machine_check(unsigned long vector, unsigned long la_ptr);
Linus Torvalds1da177e2005-04-16 15:20:36 -070046extern void lca_pci_tbi(struct pci_controller *, dma_addr_t, dma_addr_t);
47
48/* core_marvel.c */
49extern struct pci_ops marvel_pci_ops;
50extern void marvel_init_arch(void);
51extern void marvel_kill_arch(int);
Ivan Kokshaysky1ffb1c02009-04-30 15:08:45 -070052extern void marvel_machine_check(unsigned long, unsigned long);
Linus Torvalds1da177e2005-04-16 15:20:36 -070053extern void marvel_pci_tbi(struct pci_controller *, dma_addr_t, dma_addr_t);
54extern int marvel_pa_to_nid(unsigned long);
55extern int marvel_cpuid_to_nid(int);
56extern unsigned long marvel_node_mem_start(int);
57extern unsigned long marvel_node_mem_size(int);
58extern struct _alpha_agp_info *marvel_agp_info(void);
59struct io7 *marvel_find_io7(int pe);
60struct io7 *marvel_next_io7(struct io7 *prev);
61void io7_clear_errors(struct io7 *io7);
62
63/* core_mcpcia.c */
64extern struct pci_ops mcpcia_pci_ops;
65extern void mcpcia_init_arch(void);
66extern void mcpcia_init_hoses(void);
Randy Dunlap5f0e3da2009-03-31 15:23:36 -070067extern void mcpcia_machine_check(unsigned long vector, unsigned long la_ptr);
Linus Torvalds1da177e2005-04-16 15:20:36 -070068extern void mcpcia_pci_tbi(struct pci_controller *, dma_addr_t, dma_addr_t);
69
70/* core_polaris.c */
71extern struct pci_ops polaris_pci_ops;
72extern int polaris_read_config_dword(struct pci_dev *, int, u32 *);
73extern int polaris_write_config_dword(struct pci_dev *, int, u32);
74extern void polaris_init_arch(void);
Randy Dunlap5f0e3da2009-03-31 15:23:36 -070075extern void polaris_machine_check(unsigned long vector, unsigned long la_ptr);
Linus Torvalds1da177e2005-04-16 15:20:36 -070076#define polaris_pci_tbi ((void *)0)
77
78/* core_t2.c */
79extern struct pci_ops t2_pci_ops;
80extern void t2_init_arch(void);
81extern void t2_kill_arch(int);
Randy Dunlap5f0e3da2009-03-31 15:23:36 -070082extern void t2_machine_check(unsigned long vector, unsigned long la_ptr);
Linus Torvalds1da177e2005-04-16 15:20:36 -070083extern void t2_pci_tbi(struct pci_controller *, dma_addr_t, dma_addr_t);
84
85/* core_titan.c */
86extern struct pci_ops titan_pci_ops;
87extern void titan_init_arch(void);
88extern void titan_kill_arch(int);
Ivan Kokshaysky1ffb1c02009-04-30 15:08:45 -070089extern void titan_machine_check(unsigned long, unsigned long);
Linus Torvalds1da177e2005-04-16 15:20:36 -070090extern void titan_pci_tbi(struct pci_controller *, dma_addr_t, dma_addr_t);
91extern struct _alpha_agp_info *titan_agp_info(void);
92
93/* core_tsunami.c */
94extern struct pci_ops tsunami_pci_ops;
95extern void tsunami_init_arch(void);
96extern void tsunami_kill_arch(int);
Randy Dunlap5f0e3da2009-03-31 15:23:36 -070097extern void tsunami_machine_check(unsigned long vector, unsigned long la_ptr);
Linus Torvalds1da177e2005-04-16 15:20:36 -070098extern void tsunami_pci_tbi(struct pci_controller *, dma_addr_t, dma_addr_t);
99
100/* core_wildfire.c */
101extern struct pci_ops wildfire_pci_ops;
102extern void wildfire_init_arch(void);
103extern void wildfire_kill_arch(int);
Randy Dunlap5f0e3da2009-03-31 15:23:36 -0700104extern void wildfire_machine_check(unsigned long vector, unsigned long la_ptr);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700105extern void wildfire_pci_tbi(struct pci_controller *, dma_addr_t, dma_addr_t);
106extern int wildfire_pa_to_nid(unsigned long);
107extern int wildfire_cpuid_to_nid(int);
108extern unsigned long wildfire_node_mem_start(int);
109extern unsigned long wildfire_node_mem_size(int);
110
Jay Estabrook025a2212007-06-01 00:47:03 -0700111/* console.c */
112#ifdef CONFIG_VGA_HOSE
113extern void find_console_vga_hose(void);
114extern void locate_and_init_vga(void *(*)(void *, void *));
115#else
116static inline void find_console_vga_hose(void) { }
117static inline void locate_and_init_vga(void *(*sel_func)(void *, void *)) { }
118#endif
119
Linus Torvalds1da177e2005-04-16 15:20:36 -0700120/* setup.c */
121extern unsigned long srm_hae;
122extern int boot_cpuid;
123#ifdef CONFIG_VERBOSE_MCHECK
124extern unsigned long alpha_verbose_mcheck;
125#endif
126
127/* srmcons.c */
128#if defined(CONFIG_ALPHA_GENERIC) || defined(CONFIG_ALPHA_SRM)
129extern void register_srm_console(void);
130extern void unregister_srm_console(void);
131#else
132#define register_srm_console()
133#define unregister_srm_console()
134#endif
135
136/* smp.c */
137extern void setup_smp(void);
138extern void handle_ipi(struct pt_regs *);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700139
140/* bios32.c */
141/* extern void reset_for_srm(void); */
142
143/* time.c */
Richard Henderson4914d7b2013-07-14 14:50:21 -0700144extern irqreturn_t rtc_timer_interrupt(int irq, void *dev);
Richard Hendersona1659d62013-07-14 10:57:34 -0700145extern void init_clockevent(void);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700146extern void common_init_rtc(void);
147extern unsigned long est_cycle_freq;
148
149/* smc37c93x.c */
150extern void SMC93x_Init(void);
151
152/* smc37c669.c */
153extern void SMC669_Init(int);
154
155/* es1888.c */
156extern void es1888_init(void);
157
Linus Torvalds1da177e2005-04-16 15:20:36 -0700158/* ../lib/fpreg.c */
159extern void alpha_write_fp_reg (unsigned long reg, unsigned long val);
160extern unsigned long alpha_read_fp_reg (unsigned long reg);
161
162/* head.S */
163extern void wrmces(unsigned long mces);
164extern void cserve_ena(unsigned long);
165extern void cserve_dis(unsigned long);
166extern void __smp_callin(unsigned long);
167
168/* entry.S */
169extern void entArith(void);
170extern void entIF(void);
171extern void entInt(void);
172extern void entMM(void);
173extern void entSys(void);
174extern void entUna(void);
175extern void entDbg(void);
176
177/* ptrace.c */
178extern int ptrace_set_bpt (struct task_struct *child);
179extern int ptrace_cancel_bpt (struct task_struct *child);
180
181/* traps.c */
182extern void dik_show_regs(struct pt_regs *regs, unsigned long *r9_15);
183extern void die_if_kernel(char *, struct pt_regs *, long, unsigned long *);
184
185/* sys_titan.c */
Al Viro2f116cb2006-10-08 14:45:28 +0100186extern void titan_dispatch_irqs(u64);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700187
188/* ../mm/init.c */
189extern void switch_to_system_map(void);
190extern void srm_paging_stop(void);
191
Haavard Skinnemoen801f92a2006-09-30 23:29:15 -0700192static inline int
193__alpha_remap_area_pages(unsigned long address, unsigned long phys_addr,
194 unsigned long size, unsigned long flags)
195{
196 pgprot_t prot;
197
198 prot = __pgprot(_PAGE_VALID | _PAGE_ASM | _PAGE_KRE
199 | _PAGE_KWE | flags);
200 return ioremap_page_range(address, address + size, phys_addr, prot);
201}
Linus Torvalds1da177e2005-04-16 15:20:36 -0700202
203/* irq.c */
204
205#ifdef CONFIG_SMP
206#define mcheck_expected(cpu) (cpu_data[cpu].mcheck_expected)
207#define mcheck_taken(cpu) (cpu_data[cpu].mcheck_taken)
208#define mcheck_extra(cpu) (cpu_data[cpu].mcheck_extra)
209#else
210extern struct mcheck_info
211{
212 unsigned char expected __attribute__((aligned(8)));
213 unsigned char taken;
214 unsigned char extra;
215} __mcheck_info;
216
217#define mcheck_expected(cpu) (*((void)(cpu), &__mcheck_info.expected))
218#define mcheck_taken(cpu) (*((void)(cpu), &__mcheck_info.taken))
219#define mcheck_extra(cpu) (*((void)(cpu), &__mcheck_info.extra))
220#endif
221
222extern void process_mcheck_info(unsigned long vector, unsigned long la_ptr,
Al Viro4fa19702006-10-08 14:44:38 +0100223 const char *machine, int expected);