4efb55e691
This gives us a C hook before we call start_kernel() Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
89 lines
2.3 KiB
C
89 lines
2.3 KiB
C
#ifndef __SPARC_KERNEL_H
|
|
#define __SPARC_KERNEL_H
|
|
|
|
#include <linux/interrupt.h>
|
|
|
|
#include <asm/traps.h>
|
|
#include <asm/head.h>
|
|
#include <asm/io.h>
|
|
|
|
/* cpu.c */
|
|
extern const char *sparc_pmu_type;
|
|
extern unsigned int fsr_storage;
|
|
extern int ncpus_probed;
|
|
|
|
#ifdef CONFIG_SPARC64
|
|
/* setup_64.c */
|
|
struct seq_file;
|
|
extern void cpucap_info(struct seq_file *);
|
|
|
|
static inline unsigned long kimage_addr_to_ra(const char *p)
|
|
{
|
|
unsigned long val = (unsigned long) p;
|
|
|
|
return kern_base + (val - KERNBASE);
|
|
}
|
|
#endif
|
|
|
|
#ifdef CONFIG_SPARC32
|
|
/* setup_32.c */
|
|
void sparc32_start_kernel(struct linux_romvec *rp);
|
|
|
|
/* cpu.c */
|
|
extern void cpu_probe(void);
|
|
|
|
/* traps_32.c */
|
|
extern void handle_hw_divzero(struct pt_regs *regs, unsigned long pc,
|
|
unsigned long npc, unsigned long psr);
|
|
/* irq_32.c */
|
|
extern struct irqaction static_irqaction[];
|
|
extern int static_irq_count;
|
|
extern spinlock_t irq_action_lock;
|
|
|
|
extern void unexpected_irq(int irq, void *dev_id, struct pt_regs * regs);
|
|
extern void init_IRQ(void);
|
|
|
|
/* sun4m_irq.c */
|
|
extern void sun4m_init_IRQ(void);
|
|
extern void sun4m_unmask_profile_irq(void);
|
|
extern void sun4m_clear_profile_irq(int cpu);
|
|
|
|
/* sun4d_irq.c */
|
|
extern spinlock_t sun4d_imsk_lock;
|
|
|
|
extern void sun4d_init_IRQ(void);
|
|
extern int sun4d_request_irq(unsigned int irq,
|
|
irq_handler_t handler,
|
|
unsigned long irqflags,
|
|
const char *devname, void *dev_id);
|
|
extern int show_sun4d_interrupts(struct seq_file *, void *);
|
|
extern void sun4d_distribute_irqs(void);
|
|
extern void sun4d_free_irq(unsigned int irq, void *dev_id);
|
|
|
|
/* head_32.S */
|
|
extern unsigned int t_nmi[];
|
|
extern unsigned int linux_trap_ipi15_sun4d[];
|
|
extern unsigned int linux_trap_ipi15_sun4m[];
|
|
|
|
extern struct tt_entry trapbase_cpu1;
|
|
extern struct tt_entry trapbase_cpu2;
|
|
extern struct tt_entry trapbase_cpu3;
|
|
|
|
extern char cputypval[];
|
|
|
|
/* entry.S */
|
|
extern unsigned long lvl14_save[4];
|
|
extern unsigned int real_irq_entry[];
|
|
extern unsigned int smp4d_ticker[];
|
|
extern unsigned int patchme_maybe_smp_msg[];
|
|
|
|
extern void floppy_hardint(void);
|
|
|
|
/* trampoline_32.S */
|
|
extern unsigned long sun4m_cpu_startup;
|
|
extern unsigned long sun4d_cpu_startup;
|
|
|
|
#else /* CONFIG_SPARC32 */
|
|
#endif /* CONFIG_SPARC32 */
|
|
#endif /* !(__SPARC_KERNEL_H) */
|