minix/kernel/type.h
2011-05-04 18:51:43 +02:00

49 lines
1.7 KiB
C

#ifndef TYPE_H
#define TYPE_H
#include <minix/com.h>
#include <machine/interrupt.h>
/* Process table and system property related types. */
typedef int proc_nr_t; /* process table entry number */
typedef short sys_id_t; /* system process index */
typedef struct { /* bitmap for system indexes */
bitchunk_t chunk[BITMAP_CHUNKS(NR_SYS_PROCS)];
} sys_map_t;
struct boot_image_memmap {
phys_bytes text_vaddr; /* Virtual start address of text */
phys_bytes text_paddr; /* Physical start address of text */
phys_bytes text_bytes; /* Text segment's size (bytes) */
phys_bytes data_vaddr; /* Virtual start address of data */
phys_bytes data_paddr; /* Physical start address of data */
phys_bytes data_bytes; /* Data segment's size (bytes) */
phys_bytes stack_bytes; /* Size of stack set aside (bytes) */
phys_bytes entry; /* Entry point of executable */
};
struct boot_image {
proc_nr_t proc_nr; /* process number to use */
int flags; /* process flags */
int stack_kbytes; /* stack size (in KB) */
char proc_name[P_NAME_LEN]; /* name in process table */
endpoint_t endpoint; /* endpoint number when started */
struct boot_image_memmap memmap; /* memory map info for boot image */
};
typedef unsigned long irq_policy_t;
typedef unsigned long irq_id_t;
typedef struct irq_hook {
struct irq_hook *next; /* next hook in chain */
int (*handler)(struct irq_hook *); /* interrupt handler */
int irq; /* IRQ vector number */
int id; /* id of this hook */
endpoint_t proc_nr_e; /* (endpoint) NONE if not in use */
irq_id_t notify_id; /* id to return on interrupt */
irq_policy_t policy; /* bit mask for policy */
} irq_hook_t;
typedef int (*irq_handler_t)(struct irq_hook *);
#endif /* TYPE_H */