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72 lines
1.5 KiB
72 lines
1.5 KiB
/* SPDX-License-Identifier: GPL-2.0 */ |
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/* |
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* Just a place holder. |
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*/ |
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#ifndef _SPARC_SETUP_H |
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#define _SPARC_SETUP_H |
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#include <linux/interrupt.h> |
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#include <uapi/asm/setup.h> |
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extern char reboot_command[]; |
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#ifdef CONFIG_SPARC32 |
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/* The CPU that was used for booting |
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* Only sun4d + leon may have boot_cpu_id != 0 |
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*/ |
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extern unsigned char boot_cpu_id; |
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extern unsigned long empty_zero_page[PAGE_SIZE / sizeof(unsigned long)]; |
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extern int serial_console; |
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static inline int con_is_present(void) |
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{ |
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return serial_console ? 0 : 1; |
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} |
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/* from irq_32.c */ |
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extern volatile unsigned char *fdc_status; |
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extern char *pdma_vaddr; |
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extern unsigned long pdma_size; |
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extern volatile int doing_pdma; |
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/* This is software state */ |
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extern char *pdma_base; |
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extern unsigned long pdma_areasize; |
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int sparc_floppy_request_irq(unsigned int irq, irq_handler_t irq_handler); |
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/* setup_32.c */ |
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extern unsigned long cmdline_memory_size; |
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/* devices.c */ |
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void __init device_scan(void); |
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/* unaligned_32.c */ |
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unsigned long safe_compute_effective_address(struct pt_regs *, unsigned int); |
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#endif |
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#ifdef CONFIG_SPARC64 |
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void __init start_early_boot(void); |
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/* unaligned_64.c */ |
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int handle_ldf_stq(u32 insn, struct pt_regs *regs); |
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void handle_ld_nf(u32 insn, struct pt_regs *regs); |
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/* init_64.c */ |
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extern atomic_t dcpage_flushes; |
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extern atomic_t dcpage_flushes_xcall; |
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extern int sysctl_tsb_ratio; |
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#ifdef CONFIG_SERIAL_SUNHV |
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void sunhv_migrate_hvcons_irq(int cpu); |
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#endif |
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#endif |
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void sun_do_break(void); |
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extern int stop_a_enabled; |
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extern int scons_pwroff; |
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#endif /* _SPARC_SETUP_H */
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