proto.h (6789B)
1/* SPDX-License-Identifier: GPL-2.0 */ 2#include <linux/interrupt.h> 3#include <linux/io.h> 4 5/* Prototypes of functions used across modules here in this directory. */ 6 7#define vucp volatile unsigned char * 8#define vusp volatile unsigned short * 9#define vip volatile int * 10#define vuip volatile unsigned int * 11#define vulp volatile unsigned long * 12 13struct pt_regs; 14struct task_struct; 15struct pci_dev; 16struct pci_controller; 17 18/* core_apecs.c */ 19extern struct pci_ops apecs_pci_ops; 20extern void apecs_init_arch(void); 21extern void apecs_pci_clr_err(void); 22extern void apecs_machine_check(unsigned long vector, unsigned long la_ptr); 23extern void apecs_pci_tbi(struct pci_controller *, dma_addr_t, dma_addr_t); 24 25/* core_cia.c */ 26extern struct pci_ops cia_pci_ops; 27extern void cia_init_pci(void); 28extern void cia_init_arch(void); 29extern void pyxis_init_arch(void); 30extern void cia_kill_arch(int); 31extern void cia_machine_check(unsigned long vector, unsigned long la_ptr); 32extern void cia_pci_tbi(struct pci_controller *, dma_addr_t, dma_addr_t); 33 34/* core_irongate.c */ 35extern struct pci_ops irongate_pci_ops; 36extern int irongate_pci_clr_err(void); 37extern void irongate_init_arch(void); 38#define irongate_pci_tbi ((void *)0) 39 40/* core_lca.c */ 41extern struct pci_ops lca_pci_ops; 42extern void lca_init_arch(void); 43extern void lca_machine_check(unsigned long vector, unsigned long la_ptr); 44extern void lca_pci_tbi(struct pci_controller *, dma_addr_t, dma_addr_t); 45 46/* core_marvel.c */ 47extern struct pci_ops marvel_pci_ops; 48extern void marvel_init_arch(void); 49extern void marvel_kill_arch(int); 50extern void marvel_machine_check(unsigned long, unsigned long); 51extern void marvel_pci_tbi(struct pci_controller *, dma_addr_t, dma_addr_t); 52extern struct _alpha_agp_info *marvel_agp_info(void); 53struct io7 *marvel_find_io7(int pe); 54struct io7 *marvel_next_io7(struct io7 *prev); 55void io7_clear_errors(struct io7 *io7); 56 57/* core_mcpcia.c */ 58extern struct pci_ops mcpcia_pci_ops; 59extern void mcpcia_init_arch(void); 60extern void mcpcia_init_hoses(void); 61extern void mcpcia_machine_check(unsigned long vector, unsigned long la_ptr); 62extern void mcpcia_pci_tbi(struct pci_controller *, dma_addr_t, dma_addr_t); 63 64/* core_polaris.c */ 65extern struct pci_ops polaris_pci_ops; 66extern int polaris_read_config_dword(struct pci_dev *, int, u32 *); 67extern int polaris_write_config_dword(struct pci_dev *, int, u32); 68extern void polaris_init_arch(void); 69extern void polaris_machine_check(unsigned long vector, unsigned long la_ptr); 70#define polaris_pci_tbi ((void *)0) 71 72/* core_t2.c */ 73extern struct pci_ops t2_pci_ops; 74extern void t2_init_arch(void); 75extern void t2_kill_arch(int); 76extern void t2_machine_check(unsigned long vector, unsigned long la_ptr); 77extern void t2_pci_tbi(struct pci_controller *, dma_addr_t, dma_addr_t); 78 79/* core_titan.c */ 80extern struct pci_ops titan_pci_ops; 81extern void titan_init_arch(void); 82extern void titan_kill_arch(int); 83extern void titan_machine_check(unsigned long, unsigned long); 84extern void titan_pci_tbi(struct pci_controller *, dma_addr_t, dma_addr_t); 85extern struct _alpha_agp_info *titan_agp_info(void); 86 87/* core_tsunami.c */ 88extern struct pci_ops tsunami_pci_ops; 89extern void tsunami_init_arch(void); 90extern void tsunami_kill_arch(int); 91extern void tsunami_machine_check(unsigned long vector, unsigned long la_ptr); 92extern void tsunami_pci_tbi(struct pci_controller *, dma_addr_t, dma_addr_t); 93 94/* core_wildfire.c */ 95extern struct pci_ops wildfire_pci_ops; 96extern void wildfire_init_arch(void); 97extern void wildfire_kill_arch(int); 98extern void wildfire_machine_check(unsigned long vector, unsigned long la_ptr); 99extern void wildfire_pci_tbi(struct pci_controller *, dma_addr_t, dma_addr_t); 100 101/* console.c */ 102#ifdef CONFIG_VGA_HOSE 103extern void find_console_vga_hose(void); 104extern void locate_and_init_vga(void *(*)(void *, void *)); 105#else 106static inline void find_console_vga_hose(void) { } 107static inline void locate_and_init_vga(void *(*sel_func)(void *, void *)) { } 108#endif 109 110/* setup.c */ 111extern unsigned long srm_hae; 112extern int boot_cpuid; 113#ifdef CONFIG_VERBOSE_MCHECK 114extern unsigned long alpha_verbose_mcheck; 115#endif 116 117/* srmcons.c */ 118#if defined(CONFIG_ALPHA_GENERIC) || defined(CONFIG_ALPHA_SRM) 119extern void register_srm_console(void); 120extern void unregister_srm_console(void); 121#else 122#define register_srm_console() 123#define unregister_srm_console() 124#endif 125 126/* smp.c */ 127extern void setup_smp(void); 128extern void handle_ipi(struct pt_regs *); 129 130/* bios32.c */ 131/* extern void reset_for_srm(void); */ 132 133/* time.c */ 134extern irqreturn_t rtc_timer_interrupt(int irq, void *dev); 135extern void init_clockevent(void); 136extern void common_init_rtc(void); 137extern unsigned long est_cycle_freq; 138 139/* smc37c93x.c */ 140extern void SMC93x_Init(void); 141 142/* smc37c669.c */ 143extern void SMC669_Init(int); 144 145/* es1888.c */ 146extern void es1888_init(void); 147 148/* ../lib/fpreg.c */ 149extern void alpha_write_fp_reg (unsigned long reg, unsigned long val); 150extern unsigned long alpha_read_fp_reg (unsigned long reg); 151 152/* head.S */ 153extern void wrmces(unsigned long mces); 154extern void cserve_ena(unsigned long); 155extern void cserve_dis(unsigned long); 156extern void __smp_callin(unsigned long); 157 158/* entry.S */ 159extern void entArith(void); 160extern void entIF(void); 161extern void entInt(void); 162extern void entMM(void); 163extern void entSys(void); 164extern void entUna(void); 165extern void entDbg(void); 166 167/* ptrace.c */ 168extern int ptrace_set_bpt (struct task_struct *child); 169extern int ptrace_cancel_bpt (struct task_struct *child); 170 171/* traps.c */ 172extern void dik_show_regs(struct pt_regs *regs, unsigned long *r9_15); 173extern void die_if_kernel(char *, struct pt_regs *, long, unsigned long *); 174 175/* sys_titan.c */ 176extern void titan_dispatch_irqs(u64); 177 178/* ../mm/init.c */ 179extern void switch_to_system_map(void); 180extern void srm_paging_stop(void); 181 182static inline int 183__alpha_remap_area_pages(unsigned long address, unsigned long phys_addr, 184 unsigned long size, unsigned long flags) 185{ 186 pgprot_t prot; 187 188 prot = __pgprot(_PAGE_VALID | _PAGE_ASM | _PAGE_KRE 189 | _PAGE_KWE | flags); 190 return ioremap_page_range(address, address + size, phys_addr, prot); 191} 192 193/* irq.c */ 194 195#ifdef CONFIG_SMP 196#define mcheck_expected(cpu) (cpu_data[cpu].mcheck_expected) 197#define mcheck_taken(cpu) (cpu_data[cpu].mcheck_taken) 198#define mcheck_extra(cpu) (cpu_data[cpu].mcheck_extra) 199#else 200extern struct mcheck_info 201{ 202 unsigned char expected __attribute__((aligned(8))); 203 unsigned char taken; 204 unsigned char extra; 205} __mcheck_info; 206 207#define mcheck_expected(cpu) (*((void)(cpu), &__mcheck_info.expected)) 208#define mcheck_taken(cpu) (*((void)(cpu), &__mcheck_info.taken)) 209#define mcheck_extra(cpu) (*((void)(cpu), &__mcheck_info.extra)) 210#endif 211 212extern void process_mcheck_info(unsigned long vector, unsigned long la_ptr, 213 const char *machine, int expected);