Page MenuHomeFreeBSD
Differential D8644 Diff 23473 head/sys/boot/powerpc/kboot/hostdisk.c

Changeset View

Standalone View

View Options

head/sys/boot/powerpc/kboot/hostdisk.c

Show All 27 Lines
#include <sys/types.h> #include <sys/types.h>
#include <stdarg.h> #include <stdarg.h>
#include "bootstrap.h" #include "bootstrap.h"
#include "host_syscall.h" #include "host_syscall.h"
static int hostdisk_init(void); static int hostdisk_init(void);
static int hostdisk_strategy(void *devdata, int flag, daddr_t dblk, static int hostdisk_strategy(void *devdata, int flag, daddr_t dblk,
size_t offset, size_t size, char *buf, size_t *rsize); size_t size, char *buf, size_t *rsize);
static int hostdisk_open(struct open_file *f, ...); static int hostdisk_open(struct open_file *f, ...);
static int hostdisk_close(struct open_file *f); static int hostdisk_close(struct open_file *f);
static int hostdisk_ioctl(struct open_file *f, u_long cmd, void *data); static int hostdisk_ioctl(struct open_file *f, u_long cmd, void *data);
static int hostdisk_print(int verbose); static int hostdisk_print(int verbose);
struct devsw hostdisk = { struct devsw hostdisk = {
"/dev", "/dev",
DEVT_DISK, DEVT_DISK,
hostdisk_init, hostdisk_init,
hostdisk_strategy, hostdisk_strategy,
hostdisk_open, hostdisk_open,
hostdisk_close, hostdisk_close,
hostdisk_ioctl, hostdisk_ioctl,
hostdisk_print, hostdisk_print,
}; };
static int static int
hostdisk_init(void) hostdisk_init(void)
{ {
return (0); return (0);
} }
static int static int
hostdisk_strategy(void *devdata, int flag, daddr_t dblk, size_t offset, hostdisk_strategy(void *devdata, int flag, daddr_t dblk, size_t size,
size_t size, char *buf, size_t *rsize) char *buf, size_t *rsize)
{ {
struct devdesc *desc = devdata; struct devdesc *desc = devdata;
daddr_t pos; daddr_t pos;
int n; int n;
pos = dblk * 512; pos = dblk * 512;
if (host_seek(desc->d_unit, pos, 0) < 0) { if (host_seek(desc->d_unit, pos, 0) < 0) {
▲ Show 20 Lines • Show All 55 Lines • Show Last 20 Lines