Commit | Line | Data |
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ed0d8cc8 | 1 | /* |
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2 | * Copyright (c) 1986 MICOM-Interlan, Inc., Boxborough Mass. |
3 | * All rights reserved. The Berkeley software License Agreement | |
4 | * specifies the terms and conditions for redistribution. | |
ed0d8cc8 KS |
5 | * |
6 | */ | |
7 | #ifndef lint | |
8 | char copyright[] = | |
4f51e749 | 9 | "@(#) Copyright (c) 1986 MICOM-Interlan, Inc., Boxborough Mass.\n\ |
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10 | All rights reserved.\n"; |
11 | #endif not lint | |
12 | ||
13 | #ifndef lint | |
4f51e749 | 14 | static char sccsid[] = "@(#)npload.c 6.2 (Berkeley) %G%"; |
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15 | #endif not lint |
16 | ||
17 | #include <stdio.h> | |
18 | #include <fcntl.h> | |
19 | #include "npcmd.h" | |
20 | #include <sys/ioctl.h> | |
21 | ||
22 | extern int errno; | |
23 | ||
24 | main(argc,argv) | |
25 | int argc; | |
26 | char **argv; | |
27 | { | |
28 | ||
29 | int ret; | |
30 | int ed; | |
31 | int fd; | |
32 | int nbyte; | |
33 | char *fname; | |
34 | char ibuf[1024]; | |
35 | char obuf[1024]; | |
36 | long stadd = 0x400; | |
37 | char *devname = "/dev/np00"; | |
38 | ||
39 | switch (argc) { | |
40 | case 3: | |
41 | /* Pathname for device to be loaded */ | |
42 | devname = argv[2]; | |
43 | case 2: | |
44 | /* Name of the image file to be loaded */ | |
45 | fname = argv[1]; | |
46 | break; | |
47 | default: | |
48 | printf("usage: npload imagefile [device]\n"); | |
49 | exit(1); | |
50 | } | |
51 | /* Open the device to be loaded */ | |
52 | ||
53 | if((ed = open(devname,O_RDWR)) == -1) { | |
54 | char fullpath[50]; | |
55 | (void) sprintf(fullpath, "/dev/%s", devname); | |
56 | if((ed = open(devname,O_RDWR)) == -1) { | |
57 | fprintf(stderr, | |
58 | "%s unable to open device %s errno = %d\n", | |
59 | argv[0], devname, errno); | |
60 | exit(2); | |
61 | } | |
62 | } | |
63 | ||
64 | /* Open the image file */ | |
65 | ||
66 | if((fd = open(fname,O_RDONLY)) == -1) { | |
67 | fprintf(stderr,"%s: unable to open file %s errno = %d\n", | |
68 | argv[0],fname,errno); | |
69 | exit(3); | |
70 | } | |
71 | ||
72 | /* Reset the specified device */ | |
73 | ||
74 | if(ioctl(ed,NPRESET | IOC_VOID,&stadd) == -1) { | |
75 | fprintf(stderr,"unable to reset %s errno = %d\n",devname,errno); | |
76 | exit(4); | |
77 | } | |
78 | ||
79 | /* Seek to address 400 on the device */ | |
80 | ||
81 | if(lseek(ed,(long)0x400,0) == -1) { | |
82 | fprintf(stderr,"seek failed on %s errno = %d.\n",devname,errno); | |
83 | exit(5); | |
84 | } | |
85 | ||
86 | /* Seek to address 400 on the image file */ | |
87 | ||
88 | if(lseek(fd,(long)0x400,0) == -1) { | |
89 | fprintf(stderr,"seek failed on %s errno = %d.\n",fname,errno); | |
90 | exit(6); | |
91 | } | |
92 | ||
93 | /* Read from the image file and write to the device */ | |
94 | ||
95 | while((nbyte = read(fd,ibuf,1024)) > 0) { | |
96 | ||
97 | if((ret = write(ed,ibuf,nbyte)) == -1) { | |
98 | fprintf(stderr,"Bad write to %s errno = %d\n", | |
99 | argv[0],errno); | |
100 | exit(7); | |
101 | } | |
102 | } | |
103 | ||
104 | /* Issue a begin execution command to the device */ | |
105 | ||
106 | if(ioctl(ed,NPSTART | IOC_VOID,&stadd) == -1) { | |
107 | fprintf(stderr,"Start error on %s errno = %d.\n",devname,errno); | |
108 | exit(8); | |
109 | } | |
110 | ||
111 | close(fd); | |
112 | close(ed); | |
113 | ||
114 | exit(0); | |
115 | } |