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staging: dgap: Remove userland source code files 

This patch removes userland source code files downld.c and dgap_downld.h

Signed-off-by: Mark Hounschell <markh@compro.net>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Mark Hounschell 2014-02-19 13:11:58 -05:00 committed by Greg Kroah-Hartman
parent 581b499a51
commit be94358bb8
2 changed files with 0 additions and 865 deletions
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68
drivers/staging/dgap/dgap_downld.h
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@ -1,68 +0,0 @@
/*
* Copyright 2003 Digi International (www.digi.com)
* Scott H Kilau <Scott_Kilau at digi dot com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2, or (at your option)
* any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY, EXPRESS OR IMPLIED; without even the
* implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
* PURPOSE. See the GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*
*
* NOTE: THIS IS A SHARED HEADER. DO NOT CHANGE CODING STYLE!!!
*
*/
/*
** downld.h
** - describes the interface between the user level download process
** and the concentrator download driver.
*/
#ifndef _DGAP_DOWNLD_H_
#define _DGAP_DOWNLD_H_
struct fepimg {
int type; /* board type */
int len; /* length of image */
char fepimage[1]; /* beginning of image */
};
struct downldio {
unsigned int req_type; /* FEP or concentrator */
unsigned int bdid; /* opaque board identifier */
union {
struct downld_t dl; /* download structure */
struct fepimg fi; /* fep/bios image structure */
} image;
};
#define DIGI_DLREQ_GET (('d'<<8) | 220)
#define DIGI_DLREQ_SET (('d'<<8) | 221)
#define DIGI_DL_NUKE (('d'<<8) | 222) /* Not really a dl request, but
dangerous enuff to not put in
digi.h */
/* Packed bits of intarg for DIGI_DL_NUKE */
#define DIGI_NUKE_RESET_ALL (1 << 31)
#define DIGI_NUKE_INHIBIT_POLLER (1 << 30)
#define DIGI_NUKE_BRD_NUMB 0x0f
#define DLREQ_BIOS 0
#define DLREQ_FEP 1
#define DLREQ_CONC 2
#define DLREQ_CONFIG 3
#define DLREQ_DEVCREATE 4
#endif

797
drivers/staging/dgap/downld.c
View File

@ -1,797 +0,0 @@
/*
* Copyright 2003 Digi International (www.digi.com)
* Scott H Kilau <Scott_Kilau at digi dot com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2, or (at your option)
* any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY, EXPRESS OR IMPLIED; without even the
* implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
* PURPOSE. See the GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*
*/
/*
** downld.c
**
** This is the daemon that sends the fep, bios, and concentrator images
** from user space to the driver.
** BUGS:
** If the file changes in the middle of the download, you probably
** will get what you deserve.
**
*/
#include <stdlib.h>
#include <stdio.h>
#include <fcntl.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <sys/errno.h>
#include "dgap_types.h"
#include "digi.h"
#include "dgap_fep5.h"
#include "dgap_downld.h"
#include <string.h>
#include <malloc.h>
#include <stddef.h>
#include <unistd.h>
char *pgm;
void myperror();
/*
** This structure is used to keep track of the different images available
** to give to the driver. It is arranged so that the things that are
** constants or that have defaults are first inthe strucutre to simplify
** the table of initializers.
*/
struct image_info {
short type; /* bios, fep, conc */
short family; /* boards this applies to */
short subtype; /* subtype */
int len; /* size of image */
char *image; /* ioctl struct + image */
char *name;
char *fname; /* filename of binary (i.e. "asfep.bin") */
char *pathname; /* pathname to this binary ("/etc/dgap/xrfep.bin"); */
time_t mtime; /* Last modification time */
};
#define IBIOS 0
#define IFEP 1
#define ICONC 2
#define ICONFIG 3
#define IBAD 4
#define DEFAULT_LOC "/lib/firmware/dgap/"
struct image_info *image_list;
int nimages, count;
struct image_info images[] = {
{IBIOS, T_EPC, SUBTYPE, 0, NULL, "EPC/X", "fxbios.bin", DEFAULT_LOC "fxbios.bin", 0 },
{IFEP, T_EPC, SUBTYPE, 0, NULL, "EPC/X", "fxfep.bin", DEFAULT_LOC "fxfep.bin", 0 },
{ICONC, T_EPC, SUBTYPE, 0, NULL, "EPC/X", "fxcon.bin", DEFAULT_LOC "fxcon.bin", 0 },
{IBIOS, T_CX, SUBTYPE, 0, NULL, "C/X", "cxbios.bin", DEFAULT_LOC "cxbios.bin", 0 },
{IFEP, T_CX, SUBTYPE, 0, NULL, "C/X", "cxhost.bin", DEFAULT_LOC "cxhost.bin", 0 },
{IBIOS, T_CX, T_PCIBUS, 0, NULL, "C/X PCI", "cxpbios.bin", DEFAULT_LOC "cxpbios.bin", 0 },
{IFEP, T_CX, T_PCIBUS, 0, NULL, "C/X PCI", "cxpfep.bin", DEFAULT_LOC "cxpfep.bin", 0 },
{ICONC, T_CX, SUBTYPE, 0, NULL, "C/X", "cxcon.bin", DEFAULT_LOC "cxcon.bin", 0 },
{ICONC, T_CX, SUBTYPE, 0, NULL, "C/X", "ibmcxcon.bin", DEFAULT_LOC "ibmcxcon.bin", 0 },
{ICONC, T_CX, SUBTYPE, 0, NULL, "C/X", "ibmencon.bin", DEFAULT_LOC "ibmencon.bin", 0 },
{IBIOS, FAMILY, T_PCXR, 0, NULL, "PCXR", "xrbios.bin", DEFAULT_LOC "xrbios.bin", 0 },
{IFEP, FAMILY, T_PCXR, 0, NULL, "PCXR", "xrfep.bin", DEFAULT_LOC "xrfep.bin", 0 },
{IBIOS, T_PCLITE, SUBTYPE, 0, NULL, "X/em", "sxbios.bin", DEFAULT_LOC "sxbios.bin", 0 },
{IFEP, T_PCLITE, SUBTYPE, 0, NULL, "X/em", "sxfep.bin", DEFAULT_LOC "sxfep.bin", 0 },
{IBIOS, T_EPC, T_PCIBUS, 0, NULL, "PCI", "pcibios.bin", DEFAULT_LOC "pcibios.bin", 0 },
{IFEP, T_EPC, T_PCIBUS, 0, NULL, "PCI", "pcifep.bin", DEFAULT_LOC "pcifep.bin", 0 },
{ICONFIG, 0, 0, 0, NULL, NULL, "dgap.conf", "/etc/dgap.conf", 0 },
/* IBAD/NULL entry indicating end-of-table */
{IBAD, 0, 0, 0, NULL, NULL, NULL, NULL, 0 }
} ;
int errorprint = 1;
int nodldprint = 1;
int debugflag;
int fd;
struct downld_t *ip; /* Image pointer in current image */
struct downld_t *dp; /* conc. download */
/*
* The same for either the FEP or the BIOS.
* Append the downldio header, issue the ioctl, then free
* the buffer. Not horribly CPU efficient, but quite RAM efficient.
*/
void squirt(int req_type, int bdid, struct image_info *ii)
{
struct downldio *dliop;
int size_buf;
int sfd;
struct stat sb;
/*
* If this binary comes from a file, stat it to see how
* large it is. Yes, we intentionally do this each
* time for the binary may change between loads.
*/
if (ii->pathname) {
sfd = open(ii->pathname, O_RDONLY);
if (sfd < 0 ) {
myperror(ii->pathname);
goto squirt_end;
}
if (fstat(sfd, &sb) == -1 ) {
myperror(ii->pathname);
goto squirt_end;
}
ii->len = sb.st_size;
}
size_buf = ii->len + sizeof(struct downldio);
/*
* This buffer will be freed at the end of this function. It is
* not resilient and should be around only long enough for the d/l
* to happen.
*/
dliop = (struct downldio *) malloc(size_buf);
if (dliop == NULL) {
fprintf(stderr,"%s: can't get %d bytes of memory; aborting\n",
pgm, size_buf);
exit (1);
}
/* Now, stick the image in fepimage. This can come from either
* the compiled-in image or from the filesystem.
*/
if (ii->pathname)
read(sfd, dliop->image.fi.fepimage, ii->len);
else
memcpy(dliop ->image.fi.fepimage, ii->image, ii->len);
dliop->req_type = req_type;
dliop->bdid = bdid;
dliop->image.fi.len = ii->len;
if (debugflag)
printf("sending %d bytes of %s %s from %s\n",
ii->len,
(ii->type == IFEP) ? "FEP" : (ii->type == IBIOS) ? "BIOS" : "CONFIG",
ii->name ? ii->name : "",
(ii->pathname) ? ii->pathname : "internal image" );
if (ioctl(fd, DIGI_DLREQ_SET, (char *) dliop) == -1) {
if(errorprint) {
fprintf(stderr,
"%s: warning - download ioctl failed\n",pgm);
errorprint = 0;
}
sleep(2);
}
squirt_end:
if (ii->pathname) {
close(sfd);
}
free(dliop);
}
/*
* See if we need to reload the download image in core
*
*/
void consider_file_rescan(struct image_info *ii)
{
int sfd;
int len;
struct stat sb;
/* This operation only makes sense when we're working from a file */
if (ii->pathname) {
sfd = open (ii->pathname, O_RDONLY) ;
if (sfd < 0 ) {
myperror(ii->pathname);
exit(1) ;
}
if( fstat(sfd,&sb) == -1 ) {
myperror(ii->pathname);
exit(1);
}
/* If the file hasn't changed since we last did this,
* and we have not done a free() on the image, bail
*/
if (ii->image && (sb.st_mtime == ii->mtime))
goto end_rescan;
ii->len = len = sb.st_size;
/* Record the timestamp of the file */
ii->mtime = sb.st_mtime;
/* image should be NULL unless there is an image malloced
* in already. Before we malloc again, make sure we don't
* have a memory leak.
*/
if ( ii->image ) {
free( ii->image );
/* ii->image = NULL; */ /* not necessary */
}
/* This image will be kept only long enough for the
* download to happen. After sending the last block,
* it will be freed
*/
ii->image = malloc(len) ;
if (ii->image == NULL) {
fprintf(stderr,
"%s: can't get %d bytes of memory; aborting\n",
pgm, len);
exit (1);
}
if (read(sfd, ii->image, len) < len) {
fprintf(stderr,"%s: read error on %s; aborting\n",
pgm, ii->pathname);
exit (1);
}
end_rescan:
close(sfd);
}
}
/*
* Scan for images to match the driver requests
*/
struct image_info * find_conc_image()
{
int x;
struct image_info *i = NULL;
for ( x = 0; x < nimages; x++ ) {
i=&image_list[x];
if(i->type != ICONC)
continue;
consider_file_rescan(i) ;
ip = (struct downld_t *) image_list[x].image;
if (ip == NULL) continue;
/*
* When I removed Clusterport, I kept only the code that I
* was SURE wasn't ClusterPort. We may not need the next two
* lines of code.
*/
if ((dp->dl_type != 'P' ) && ( ip->dl_srev == dp->dl_srev ))
return i;
}
return NULL;
}
int main(int argc, char **argv)
{
struct downldio dlio;
int offset, bsize;
int x;
char *down, *image, *fname;
struct image_info *ii;
pgm = argv[0];
dp = &dlio.image.dl; /* conc. download */
while((argc > 2) && !strcmp(argv[1],"-d")) {
debugflag++ ;
argc-- ;
argv++ ;
}
if(argc < 2) {
fprintf(stderr,
"usage: %s download-device [image-file] ...\n",
pgm);
exit(1);
}
/*
* Daemonize, unless debugging is turned on.
*/
if (debugflag == 0) {
switch (fork())
{
case 0:
break;
case -1:
return 1;
default:
return 0;
}
setsid();
/*
* The child no longer needs "stdin", "stdout", or "stderr",
* and should not block processes waiting for them to close.
*/
fclose(stdin);
fclose(stdout);
fclose(stderr);
}
while (1) {
if( (fd = open(argv[1], O_RDWR)) == -1 ) {
sleep(1);
}
else
break;
}
/*
** create a list of images to search through when trying to match
** requests from the driver. Put images from the command line in
** the list before built in images so that the command line images
** can override the built in ones.
*/
/* allocate space for the list */
nimages = argc - 2;
/* count the number of default list entries */
for (count = 0; images[count].type != IBAD; ++count) ;
nimages += count;
/* Really should just remove the variable "image_list".... robertl */
image_list = images;
/* get the images from the command line */
for(x = 2; x < argc; x++) {
int xx;
/*
* strip off any leading path information for
* determining file type
*/
if( (fname = strrchr(argv[x],'/')) == NULL)
fname = argv[x];
else
fname++; /* skip the slash */
for (xx = 0; xx < count; xx++) {
if (strcmp(fname, images[xx].fname) == 0 ) {
images[xx].pathname = argv[x];
/* image should be NULL until */
/* space is malloced */
images[xx].image = NULL;
}
}
}
sleep(3);
/*
** Endless loop: get a request from the fep, and service that request.
*/
for(;;) {
/* get the request */
if (debugflag)
printf("b4 get ioctl...");
if (ioctl(fd,DIGI_DLREQ_GET, &dlio) == -1 ) {
if (errorprint) {
fprintf(stderr,
"%s: warning - download ioctl failed\n",
pgm);
errorprint = 0;
}
sleep(2);
} else {
if (debugflag)
printf("dlio.req_type is %d bd %d\n",
dlio.req_type,dlio.bdid);
switch(dlio.req_type) {
case DLREQ_BIOS:
/*
** find the bios image for this type
*/
for ( x = 0; x < nimages; x++ ) {
if(image_list[x].type != IBIOS)
continue;
if ((dlio.image.fi.type & FAMILY) ==
image_list[x].family) {
if ( image_list[x].family == T_CX ) {
if ((dlio.image.fi.type & BUSTYPE)
== T_PCIBUS ) {
if ( image_list[x].subtype
== T_PCIBUS )
break;
}
else {
break;
}
}
else if ( image_list[x].family == T_EPC ) {
/* If subtype of image is T_PCIBUS, it is */
/* a PCI EPC image, so the board must */
/* have bus type T_PCIBUS to match */
if ((dlio.image.fi.type & BUSTYPE)
== T_PCIBUS ) {
if ( image_list[x].subtype
== T_PCIBUS )
break;
}
else {
/* NON PCI EPC doesn't use PCI image */
if ( image_list[x].subtype
!= T_PCIBUS )
break;
}
}
else
break;
}
else if ((dlio.image.fi.type & SUBTYPE) == image_list[x].subtype) {
/* PCXR board will break out of the loop here */
if ( image_list[x].subtype == T_PCXR ) {
break;
}
}
}
if ( x >= nimages) {
/*
** no valid images exist
*/
if(nodldprint) {
fprintf(stderr,
"%s: cannot find correct BIOS image\n",
pgm);
nodldprint = 0;
}
dlio.image.fi.type = -1;
if (ioctl(fd, DIGI_DLREQ_SET, &dlio) == -1) {
if (errorprint) {
fprintf(stderr,
"%s: warning - download ioctl failed\n",
pgm);
errorprint = 0;
}
sleep(2);
}
break;
}
squirt(dlio.req_type, dlio.bdid, &image_list[x]);
break ;
case DLREQ_FEP:
/*
** find the fep image for this type
*/
for ( x = 0; x < nimages; x++ ) {
if(image_list[x].type != IFEP)
continue;
if( (dlio.image.fi.type & FAMILY) ==
image_list[x].family ) {
if ( image_list[x].family == T_CX ) {
/* C/X PCI board */
if ((dlio.image.fi.type & BUSTYPE)
== T_PCIBUS ) {
if ( image_list[x].subtype
== T_PCIBUS )
break;
}
else {
/* Regular CX */
break;
}
}
else if ( image_list[x].family == T_EPC ) {
/* If subtype of image is T_PCIBUS, it is */
/* a PCI EPC image, so the board must */
/* have bus type T_PCIBUS to match */
if ((dlio.image.fi.type & BUSTYPE)
== T_PCIBUS ) {
if ( image_list[x].subtype
== T_PCIBUS )
break;
}
else {
/* NON PCI EPC doesn't use PCI image */
if ( image_list[x].subtype
!= T_PCIBUS )
break;
}
}
else
break;
}
else if ((dlio.image.fi.type & SUBTYPE) == image_list[x].subtype) {
/* PCXR board will break out of the loop here */
if ( image_list[x].subtype == T_PCXR ) {
break;
}
}
}
if ( x >= nimages) {
/*
** no valid images exist
*/
if(nodldprint) {
fprintf(stderr,
"%s: cannot find correct FEP image\n",
pgm);
nodldprint = 0;
}
dlio.image.fi.type=-1;
if( ioctl(fd,DIGI_DLREQ_SET,&dlio) == -1 ) {
if(errorprint) {
fprintf(stderr,
"%s: warning - download ioctl failed\n",
pgm);
errorprint=0;
}
sleep(2);
}
break;
}
squirt(dlio.req_type, dlio.bdid, &image_list[x]);
break;
case DLREQ_DEVCREATE:
{
char string[1024];
#if 0
sprintf(string, "%s /proc/dgap/%d/mknod", DEFSHELL, dlio.bdid);
#endif
sprintf(string, "%s /usr/sbin/dgap_updatedevs %d", DEFSHELL, dlio.bdid);
system(string);
if (debugflag)
printf("Created Devices.\n");
if (ioctl(fd, DIGI_DLREQ_SET, &dlio) == -1 ) {
if(errorprint) {
fprintf(stderr, "%s: warning - DEVCREATE ioctl failed\n",pgm);
errorprint = 0;
}
sleep(2);
}
if (debugflag)
printf("After ioctl set - Created Device.\n");
}
break;
case DLREQ_CONFIG:
for ( x = 0; x < nimages; x++ ) {
if(image_list[x].type != ICONFIG)
continue;
else
break;
}
if ( x >= nimages) {
/*
** no valid images exist
*/
if(nodldprint) {
fprintf(stderr,
"%s: cannot find correct CONFIG image\n",
pgm);
nodldprint = 0;
}
dlio.image.fi.type=-1;
if (ioctl(fd, DIGI_DLREQ_SET, &dlio) == -1 ) {
if(errorprint) {
fprintf(stderr,
"%s: warning - download ioctl failed\n",
pgm);
errorprint=0;
}
sleep(2);
}
break;
}
squirt(dlio.req_type, dlio.bdid, &image_list[x]);
break;
case DLREQ_CONC:
/*
** find the image needed for this download
*/
if ( dp->dl_seq == 0 ) {
/*
** find image for hardware rev range
*/
for ( x = 0; x < nimages; x++ ) {
ii=&image_list[x];
if(image_list[x].type != ICONC)
continue;
consider_file_rescan(ii) ;
ip = (struct downld_t *) image_list[x].image;
if (ip == NULL) continue;
/*
* When I removed Clusterport, I kept only the
* code that I was SURE wasn't ClusterPort.
* We may not need the next four lines of code.
*/
if ((dp->dl_type != 'P' ) &&
(ip->dl_lrev <= dp->dl_lrev ) &&
( dp->dl_lrev <= ip->dl_hrev))
break;
}
if ( x >= nimages ) {
/*
** No valid images exist
*/
if(nodldprint) {
fprintf(stderr,
"%s: cannot find correct download image %d\n",
pgm, dp->dl_lrev);
nodldprint=0;
}
continue;
}
} else {
/*
** find image version required
*/
if ((ii = find_conc_image()) == NULL ) {
/*
** No valid images exist
*/
fprintf(stderr,
"%s: can't find rest of download image??\n",
pgm);
continue;
}
}
/*
** download block of image
*/
offset = 1024 * dp->dl_seq;
/*
** test if block requested within image
*/
if ( offset < ii->len ) {
/*
** if it is, determine block size, set segment,
** set size, set pointers, and copy block
*/
if (( bsize = ii->len - offset ) > 1024 )
bsize = 1024;
/*
** copy image version info to download area
*/
dp->dl_srev = ip->dl_srev;
dp->dl_lrev = ip->dl_lrev;
dp->dl_hrev = ip->dl_hrev;
dp->dl_seg = (64 * dp->dl_seq) + ip->dl_seg;
dp->dl_size = bsize;
down = (char *)&dp->dl_data[0];
image = (char *)((char *)ip + offset);
memcpy(down, image, bsize);
}
else {
/*
** Image has been downloaded, set segment and
** size to indicate no more blocks
*/
dp->dl_seg = ip->dl_seg;
dp->dl_size = 0;
/* Now, we can release the concentrator */
/* image from memory if we're running */
/* from filesystem images */
if (ii->pathname)
if (ii->image) {
free(ii->image);
ii->image = NULL;
}
}
if (debugflag)
printf(
"sending conc dl section %d to %s from %s\n",
dp->dl_seq, ii->name,
ii->pathname ? ii->pathname : "Internal Image");
if (ioctl(fd, DIGI_DLREQ_SET, &dlio) == -1 ) {
if (errorprint) {
fprintf(stderr,
"%s: warning - download ioctl failed\n",
pgm);
errorprint=0;
}
sleep(2);
}
break;
} /* switch */
}
if (debugflag > 1) {
printf("pausing: "); fflush(stdout);
fflush(stdin);
while(getchar() != '\n');
printf("continuing\n");
}
}
}
/*
** myperror()
**
** Same as normal perror(), but places the program name at the beginning
** of the message.
*/
void myperror(char *s)
{
fprintf(stderr,"%s: %s: %s.\n",pgm, s, strerror(errno));
}