1 /* SPDX-License-Identifier: GPL-2.0 */
2 #include <linux/interrupt.h>
3 #include <linux/screen_info.h>
6 /* Prototypes of functions used across modules here in this directory. */
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 *
17 struct pci_controller;
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);
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);
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)
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);
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 struct _alpha_agp_info *marvel_agp_info(void);
54 struct io7 *marvel_find_io7(int pe);
55 struct io7 *marvel_next_io7(struct io7 *prev);
56 void io7_clear_errors(struct io7 *io7);
59 extern struct pci_ops mcpcia_pci_ops;
60 extern void mcpcia_init_arch(void);
61 extern void mcpcia_init_hoses(void);
62 extern void mcpcia_machine_check(unsigned long vector, unsigned long la_ptr);
63 extern void mcpcia_pci_tbi(struct pci_controller *, dma_addr_t, dma_addr_t);
66 extern struct pci_ops polaris_pci_ops;
67 extern int polaris_read_config_dword(struct pci_dev *, int, u32 *);
68 extern int polaris_write_config_dword(struct pci_dev *, int, u32);
69 extern void polaris_init_arch(void);
70 extern void polaris_machine_check(unsigned long vector, unsigned long la_ptr);
71 #define polaris_pci_tbi ((void *)0)
74 extern struct pci_ops t2_pci_ops;
75 extern void t2_init_arch(void);
76 extern void t2_kill_arch(int);
77 extern void t2_machine_check(unsigned long vector, unsigned long la_ptr);
78 extern void t2_pci_tbi(struct pci_controller *, dma_addr_t, dma_addr_t);
81 extern struct pci_ops titan_pci_ops;
82 extern void titan_init_arch(void);
83 extern void titan_kill_arch(int);
84 extern void titan_machine_check(unsigned long, unsigned long);
85 extern void titan_pci_tbi(struct pci_controller *, dma_addr_t, dma_addr_t);
86 extern struct _alpha_agp_info *titan_agp_info(void);
89 extern struct pci_ops tsunami_pci_ops;
90 extern void tsunami_init_arch(void);
91 extern void tsunami_kill_arch(int);
92 extern void tsunami_machine_check(unsigned long vector, unsigned long la_ptr);
93 extern void tsunami_pci_tbi(struct pci_controller *, dma_addr_t, dma_addr_t);
96 extern struct pci_ops wildfire_pci_ops;
97 extern void wildfire_init_arch(void);
98 extern void wildfire_kill_arch(int);
99 extern void wildfire_machine_check(unsigned long vector, unsigned long la_ptr);
100 extern void wildfire_pci_tbi(struct pci_controller *, dma_addr_t, dma_addr_t);
103 #ifdef CONFIG_VGA_HOSE
104 extern void find_console_vga_hose(void);
105 extern void locate_and_init_vga(void *(*)(void *, void *));
107 static inline void find_console_vga_hose(void) { }
108 static inline void locate_and_init_vga(void *(*sel_func)(void *, void *)) { }
112 extern unsigned long srm_hae;
113 extern int boot_cpuid;
114 #ifdef CONFIG_VERBOSE_MCHECK
115 extern unsigned long alpha_verbose_mcheck;
117 extern struct screen_info vgacon_screen_info;
120 #if defined(CONFIG_ALPHA_GENERIC) || defined(CONFIG_ALPHA_SRM)
121 extern void register_srm_console(void);
122 extern void unregister_srm_console(void);
124 #define register_srm_console()
125 #define unregister_srm_console()
129 extern void setup_smp(void);
130 extern void handle_ipi(struct pt_regs *);
133 /* extern void reset_for_srm(void); */
136 extern irqreturn_t rtc_timer_interrupt(int irq, void *dev);
137 extern void init_clockevent(void);
138 extern void common_init_rtc(void);
139 extern unsigned long est_cycle_freq;
142 extern void SMC93x_Init(void);
145 extern void SMC669_Init(int);
148 extern void es1888_init(void);
151 extern void alpha_write_fp_reg (unsigned long reg, unsigned long val);
152 extern unsigned long alpha_read_fp_reg (unsigned long reg);
155 extern void wrmces(unsigned long mces);
156 extern void cserve_ena(unsigned long);
157 extern void cserve_dis(unsigned long);
158 extern void __smp_callin(unsigned long);
161 extern void entArith(void);
162 extern void entIF(void);
163 extern void entInt(void);
164 extern void entMM(void);
165 extern void entSys(void);
166 extern void entUna(void);
167 extern void entDbg(void);
170 extern int ptrace_set_bpt (struct task_struct *child);
171 extern int ptrace_cancel_bpt (struct task_struct *child);
174 extern void dik_show_regs(struct pt_regs *regs, unsigned long *r9_15);
175 extern void die_if_kernel(char *, struct pt_regs *, long, unsigned long *);
178 extern void titan_dispatch_irqs(u64);
181 extern void switch_to_system_map(void);
182 extern void srm_paging_stop(void);
185 __alpha_remap_area_pages(unsigned long address, unsigned long phys_addr,
186 unsigned long size, unsigned long flags)
190 prot = __pgprot(_PAGE_VALID | _PAGE_ASM | _PAGE_KRE
191 | _PAGE_KWE | flags);
192 return ioremap_page_range(address, address + size, phys_addr, prot);
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)
202 extern struct mcheck_info
204 unsigned char expected __attribute__((aligned(8)));
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))
214 extern void process_mcheck_info(unsigned long vector, unsigned long la_ptr,
215 const char *machine, int expected);