1 /* 2 * Just a place holder. 3 */ 4 #ifndef _SPARC_SETUP_H 5 #define _SPARC_SETUP_H 6 7 #include <linux/interrupt.h> 8 9 #include <uapi/asm/setup.h> 10 11 extern char reboot_command[]; 12 13 #ifdef CONFIG_SPARC32 14 /* The CPU that was used for booting 15 * Only sun4d + leon may have boot_cpu_id != 0 16 */ 17 extern unsigned char boot_cpu_id; 18 19 extern unsigned long empty_zero_page[PAGE_SIZE / sizeof(unsigned long)]; 20 21 extern int serial_console; con_is_present(void)22static inline int con_is_present(void) 23 { 24 return serial_console ? 0 : 1; 25 } 26 27 /* from irq_32.c */ 28 extern volatile unsigned char *fdc_status; 29 extern char *pdma_vaddr; 30 extern unsigned long pdma_size; 31 extern volatile int doing_pdma; 32 33 /* This is software state */ 34 extern char *pdma_base; 35 extern unsigned long pdma_areasize; 36 37 int sparc_floppy_request_irq(unsigned int irq, irq_handler_t irq_handler); 38 39 /* setup_32.c */ 40 extern unsigned long cmdline_memory_size; 41 42 /* devices.c */ 43 void __init device_scan(void); 44 45 /* unaligned_32.c */ 46 unsigned long safe_compute_effective_address(struct pt_regs *, unsigned int); 47 48 #endif 49 50 #ifdef CONFIG_SPARC64 51 void __init start_early_boot(void); 52 53 /* unaligned_64.c */ 54 int handle_ldf_stq(u32 insn, struct pt_regs *regs); 55 void handle_ld_nf(u32 insn, struct pt_regs *regs); 56 57 /* init_64.c */ 58 extern atomic_t dcpage_flushes; 59 extern atomic_t dcpage_flushes_xcall; 60 61 extern int sysctl_tsb_ratio; 62 63 #ifdef CONFIG_SERIAL_SUNHV 64 void sunhv_migrate_hvcons_irq(int cpu); 65 #endif 66 #endif 67 void sun_do_break(void); 68 extern int stop_a_enabled; 69 extern int scons_pwroff; 70 71 #endif /* _SPARC_SETUP_H */ 72