/* load <msize> bytes of file <name> starting at offset <foffset>
* into memory at <mstart>
*/
int
load_file(char *name, int foffset, unsigned char *mstart, int msize)
{
int fd;
if (strcmp(name, "/dev/mem") == 0) {
v_printf("kmem used for loadfile\n");
open_kmem();
fd = mem_fd;
}
else
fd = open(name, O_RDONLY);
(void)DOS_SYSCALL(lseek(fd, foffset, SEEK_SET));
(void)RPT_SYSCALL(read(fd, mstart, msize));
if (strcmp(name, "/dev/mem") == 0)
close_kmem();
else
close(fd);
return 0;
}
static inline void giveup_permissions(void)
{
DOS_SYSCALL(set_ioperm(0x3b0, 0x3df - 0x3b0 + 1, 0));
}
