os/linux-2.6-tag--devboard-R2_10-4/arch/cris/arch-v32/drivers/elphel/fpgajtag.c File Reference

#include <linux/autoconf.h>
#include <linux/module.h>
#include <linux/sched.h>
#include <linux/slab.h>
#include <linux/ioport.h>
#include <linux/errno.h>
#include <linux/kernel.h>
#include <linux/fs.h>
#include <linux/string.h>
#include <linux/init.h>
#include <asm/arch/hwregs/reg_map.h>
#include <asm/arch/hwregs/reg_rdwr.h>
#include <asm/arch/hwregs/gio_defs.h>
#include <asm/arch/hwregs/intr_vect_defs.h>
#include <asm/arch/hwregs/pinmux_defs.h>
#include <asm/io.h>
#include <asm/system.h>
#include <asm/irq.h>
#include <asm/elphel/driver_numbers.h>
#include <asm/elphel/fpgaconfa.h>
#include <asm/delay.h>
#include <asm/uaccess.h>
#include "fpgactrl.h"
#include "x3x3.h"

Include dependency graph for fpgajtag.c:

Go to the source code of this file.

Data Structures

struct  JTAG_channel_t

Defines

#define D(x)
#define FPGAJTAG_TDO_BIT   0
#define FPGAJTAG_TDI_BIT   1
#define FPGAJTAG_TMS_BIT   2
#define FPGAJTAG_TCK_BIT   3
#define FPGAJTAG_DONE_BIT   5
#define FPGAJTAG_RSTBTN_BIT   6
#define FPGAJTAG_PGM_BIT   7
#define XC3S1000_BITSIZE   3223488
#define XC3S1200E_BITSIZE   3841189
#define XC3S1200E_BOUNDARY_SIZE   772
#define FJTAG_BUF_SIZE   0x77000
#define FJTAG_MAX_HEAD   0x1000
#define FJTAG_RAW_WSIZE   0x40000
#define FJTAG_RAW_RSIZE   0x30000
#define FJTAG_IDSIZE   0x40
#define FPGA_JTAG_DRIVER_NAME   "Elphel (R) model 353 FPGA (Xilinx (R) XC3S1200E) configuration driver"
#define FPGA_JTAG_MAXMINOR   10
#define JTAG_RAW   0
#define JTAG_MAIN_FPGA   1
#define JTAG_SENSOR_FPGA   2
#define JTAG_AUX_FPGA   3
#define JTAG_NCHANNELS   4
#define JTAG_MODE_CLOSED   0
#define JTAG_MODE_RDID   1
#define JTAG_MODE_PGM   2
#define JTAG_MODE_BOUNDARY   3
#define JTAG_MODE_SAMPLE   4
#define JTAG_MODE_EXTEST   5
#define JTAG_MODE_RAW   6
#define PC_DOUT_INITIAL   0
#define JTAG_RAW_SEND   0x10
#define JTAG_RAW_SETCHN   0x20
#define JTAG_RAW_DEACT   0x22
#define JTAG_RAW_ACT   0x23
#define JTAG_RAW_PGMOFF   0x24
#define JTAG_RAW_PGMON   0x25
#define JTAG_RAW_WAIT   0x80

Functions

static int fpga_jtag_open (struct inode *inode, struct file *filp)
static int fpga_jtag_release (struct inode *inode, struct file *filp)
static ssize_t fpga_jtag_write (struct file *file, const char *buf, size_t count, loff_t *off)
static loff_t fpga_jtag_lseek (struct file *file, loff_t offset, int orig)
static ssize_t fpga_jtag_read (struct file *file, char *buf, size_t count, loff_t *off)
static int __init fpga_jtag_init (void)
loff_t fjtag_bitsize (int minor)
loff_t fjtag_bytesize (int minor)
int JTAG_channel (int minor)
void initPortC (void)
void set_pgm_mode (int chn, int en)
void set_pgm (int chn, int pgmon)
int read_done (int chn)
int jtag_send (int chn, int tms, int len, int d)
int jtag_write_bits (int chn, unsigned char *buf, int len, int check, int last, int prev[2])
int JTAG_configure (int chn, unsigned char *buf, int len)
int JTAG_readID (int chn, unsigned char *buf)
int JTAG_openChannel (int chn)
int JTAG_resetChannel (int chn)
int JTAG_CAPTURE (int chn, unsigned char *buf, int len)
int JTAG_EXTEST (int chn, unsigned char *buf, int len)
void JTAG_push_raw (int b)
int JTAG_process_raw (void)
int JTAG_whatopen (void)
 module_init (fpga_jtag_init)
 MODULE_LICENSE ("GPL")
 MODULE_AUTHOR ("Andrey Filippov <andrey@elphel.com>.")
 MODULE_DESCRIPTION (FPGA_JTAG_DRIVER_NAME)

Variables

static unsigned char bitstream_data [FJTAG_BUF_SIZE]
static unsigned char * raw_fifo_w = &bitstream_data[0]
static unsigned char * raw_fifo_r = &bitstream_data[FJTAG_RAW_WSIZE]
static struct JTAG_channel_t JTAG_channels [JTAG_NCHANNELS]
static int data_modified = 0
static reg_gio_rw_pc_dout pc_dout
static const char fpga_jtag_name [] = "fpga_jtag_loader"
static int minors [FPGA_JTAG_MAXMINOR+1]
static struct file_operations fpga_jtag_fops
static int raw_fifo_w_wp
static int raw_fifo_w_rp
static int raw_fifo_r_wp
static int raw_fifo_r_rp
static int raw_chn

Define Documentation

#define D ( x   ) 

*************************************************************************** ! FILE NAME : fpgajtag353.c ! DESCRIPTION: TBD ! Copyright 2002-2007 (C) Elphel, Inc. ! -----------------------------------------------------------------------------** ! ! 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 3 of the License, or ! (at your option) any later version. ! ! This program is distributed in the hope that it will be useful, ! but WITHOUT ANY WARRANTY; 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, see <http://www.gnu.org/licenses/>. ! -----------------------------------------------------------------------------** !

Log
fpgajtag353.c,v
! Revision 1.1.1.1 2008/11/27 20:04:01 elphel ! ! ! Revision 1.4 2008/09/22 22:55:48 elphel ! snapshot ! ! Revision 1.3 2008/09/20 00:29:50 elphel ! moved driver major/minor numbers to a single file - include/asm-cris/elphel/driver_numbers.h ! ! Revision 1.2 2008/09/16 00:49:31 elphel ! snapshot ! ! Revision 1.2 2008/04/11 23:16:51 elphel ! removed unneeded local_irq_disable() after local_irq_save_flags() ! ! Revision 1.1.1.1 2007/08/17 10:23:18 elphel ! This is a fresh tree based on elphel353-2.10 ! ! Revision 1.7 2007/08/17 10:23:18 spectr_rain ! switch to GPL3 license ! ! Revision 1.6 2007/07/20 10:17:46 spectr_rain ! *** empty log message *** ! ! Revision 1.5 2007/06/28 02:20:39 elphel ! Slowed down sensor FPGA programming while working with long cables. Problem was different, so maybe that change may be undone. ! ! Revision 1.4 2007/05/21 21:23:50 elphel ! remove compile-time warning ! ! Revision 1.3 2007/05/21 17:45:11 elphel ! boundary scan support, added 359/347 detection ! ! Revision 1.2 2007/03/25 10:14:23 elphel ! Accommodating 10359 board ! ! Revision 1.1.1.1 2007/02/23 10:11:48 elphel ! initial import into CVS ! ! Revision 1.2 2005/05/10 21:08:49 elphel ! *** empty log message *** !

TODO: replace static buffer (what a waste!) I suspect "somebody" is is playing with portA during JTAG configuration. To test that I'll use 256K static buffer, copy all the bitstream there, disable interrupts and do the programming. No debug with printk ...

Definition at line 119 of file fpgajtag.c.

#define FJTAG_BUF_SIZE   0x77000

Definition at line 147 of file fpgajtag.c.

Referenced by fpga_jtag_open().

#define FJTAG_IDSIZE   0x40

Definition at line 151 of file fpgajtag.c.

Referenced by fpga_jtag_open().

#define FJTAG_MAX_HEAD   0x1000

Definition at line 148 of file fpgajtag.c.

Referenced by JTAG_configure().

#define FJTAG_RAW_RSIZE   0x30000

Definition at line 150 of file fpgajtag.c.

Referenced by fpga_jtag_lseek(), fpga_jtag_open(), and JTAG_push_raw().

#define FJTAG_RAW_WSIZE   0x40000

Definition at line 149 of file fpgajtag.c.

Referenced by fpga_jtag_open(), and JTAG_process_raw().

#define FPGA_JTAG_DRIVER_NAME   "Elphel (R) model 353 FPGA (Xilinx (R) XC3S1200E) configuration driver"

Definition at line 155 of file fpgajtag.c.

Referenced by fpga_jtag_init().

#define FPGA_JTAG_MAXMINOR   10

Definition at line 156 of file fpgajtag.c.

Referenced by fpga_jtag_init().

#define FPGAJTAG_DONE_BIT   5

Definition at line 137 of file fpgajtag.c.

Referenced by initPortC().

#define FPGAJTAG_PGM_BIT   7

Definition at line 139 of file fpgajtag.c.

Referenced by initPortC().

#define FPGAJTAG_RSTBTN_BIT   6

Definition at line 138 of file fpgajtag.c.

Referenced by initPortC().

#define FPGAJTAG_TCK_BIT   3

Definition at line 136 of file fpgajtag.c.

Referenced by initPortC(), jtag_send(), and jtag_write_bits().

#define FPGAJTAG_TDI_BIT   1

Definition at line 134 of file fpgajtag.c.

Referenced by initPortC().

#define FPGAJTAG_TDO_BIT   0

Definition at line 133 of file fpgajtag.c.

Referenced by initPortC().

#define FPGAJTAG_TMS_BIT   2

Definition at line 135 of file fpgajtag.c.

Referenced by initPortC(), jtag_send(), and jtag_write_bits().

#define JTAG_AUX_FPGA   3

Definition at line 162 of file fpgajtag.c.

Referenced by JTAG_channel(), jtag_send(), jtag_write_bits(), read_done(), and set_pgm().

#define JTAG_MAIN_FPGA   1

Definition at line 160 of file fpgajtag.c.

Referenced by fpga_jtag_release(), JTAG_channel(), jtag_send(), jtag_write_bits(), read_done(), and set_pgm().

#define JTAG_MODE_BOUNDARY   3

Definition at line 168 of file fpgajtag.c.

Referenced by fpga_jtag_open(), and fpga_jtag_read().

#define JTAG_MODE_CLOSED   0

Definition at line 165 of file fpgajtag.c.

Referenced by fpga_jtag_open(), and fpga_jtag_release().

#define JTAG_MODE_EXTEST   5

Definition at line 170 of file fpgajtag.c.

Referenced by fpga_jtag_read(), and fpga_jtag_write().

#define JTAG_MODE_PGM   2

Definition at line 167 of file fpgajtag.c.

Referenced by fpga_jtag_open().

#define JTAG_MODE_RAW   6

Definition at line 171 of file fpgajtag.c.

Referenced by fpga_jtag_open().

#define JTAG_MODE_RDID   1

Definition at line 166 of file fpgajtag.c.

Referenced by fpga_jtag_lseek(), and fpga_jtag_read().

#define JTAG_MODE_SAMPLE   4

Definition at line 169 of file fpgajtag.c.

Referenced by fpga_jtag_read().

#define JTAG_NCHANNELS   4

Definition at line 163 of file fpgajtag.c.

Referenced by fpga_jtag_open(), JTAG_process_raw(), and JTAG_whatopen().

#define JTAG_RAW   0

Definition at line 159 of file fpgajtag.c.

Referenced by fpga_jtag_lseek(), and JTAG_channel().

#define JTAG_RAW_ACT   0x23

Definition at line 290 of file fpgajtag.c.

Referenced by JTAG_process_raw().

#define JTAG_RAW_DEACT   0x22

Definition at line 289 of file fpgajtag.c.

Referenced by JTAG_process_raw().

#define JTAG_RAW_PGMOFF   0x24

Definition at line 291 of file fpgajtag.c.

Referenced by JTAG_process_raw().

#define JTAG_RAW_PGMON   0x25

Definition at line 292 of file fpgajtag.c.

Referenced by JTAG_process_raw().

#define JTAG_RAW_SEND   0x10

Definition at line 287 of file fpgajtag.c.

Referenced by JTAG_process_raw().

#define JTAG_RAW_SETCHN   0x20

Definition at line 288 of file fpgajtag.c.

Referenced by JTAG_process_raw().

#define JTAG_RAW_WAIT   0x80

Definition at line 293 of file fpgajtag.c.

Referenced by JTAG_process_raw().

#define JTAG_SENSOR_FPGA   2

Definition at line 161 of file fpgajtag.c.

Referenced by JTAG_channel(), JTAG_openChannel(), jtag_send(), jtag_write_bits(), read_done(), set_pgm(), and set_pgm_mode().

#define PC_DOUT_INITIAL   0

Definition at line 194 of file fpgajtag.c.

Referenced by initPortC().

#define XC3S1000_BITSIZE   3223488

Definition at line 143 of file fpgajtag.c.

#define XC3S1200E_BITSIZE   3841189

Definition at line 144 of file fpgajtag.c.

Referenced by fpga_jtag_open(), and JTAG_configure().

#define XC3S1200E_BOUNDARY_SIZE   772

Definition at line 145 of file fpgajtag.c.

Referenced by fpga_jtag_open().

Function Documentation

loff_t fjtag_bitsize ( int  minor  ) 

loff_t fjtag_bytesize ( int  minor  ) 

static int __init fpga_jtag_init ( void   )  [static]

Definition at line 1169 of file fpgajtag.c.

References FPGA_JTAG_DRIVER_NAME, fpga_jtag_fops, FPGA_JTAG_MAJOR, FPGA_JTAG_MAXMINOR, fpga_jtag_name, fpga_state, initPortC(), KERN_ERR, minors, and printk.

static loff_t fpga_jtag_lseek ( struct file *  file,
loff_t  offset,
int  orig 
) [static]

Definition at line 598 of file fpgajtag.c.

References D, FJTAG_RAW_RSIZE, JTAG_channel(), JTAG_channels, JTAG_MODE_RDID, JTAG_RAW, mode, printk, raw_fifo_r_rp, raw_fifo_r_wp, size, JTAG_channel_t::sizer, and JTAG_channel_t::sizew.

static int fpga_jtag_open ( struct inode *  inode,
struct file *  filp 
) [static]

Definition at line 351 of file fpgajtag.c.

References JTAG_channel_t::bitsr, bitstream_data, JTAG_channel_t::bitsw, D, JTAG_channel_t::dbuf, FJTAG_BUF_SIZE, FJTAG_IDSIZE, FJTAG_RAW_RSIZE, FJTAG_RAW_WSIZE, FPGA_AJTAG_BOUNDARY_MINOR, FPGA_AJTAG_MINOR, FPGA_JTAG_BOUNDARY_MINOR, FPGA_JTAG_MINOR, FPGA_JTAG_RESET_MINOR, FPGA_SJTAG_BOUNDARY_MINOR, FPGA_SJTAG_MINOR, fpga_state, FPGA_STATE_LOADED, FPGA_STATE_SDRAM_INIT, JTAG_channel(), JTAG_channels, JTAG_MODE_BOUNDARY, JTAG_MODE_CLOSED, JTAG_MODE_PGM, JTAG_MODE_RAW, JTAG_NCHANNELS, JTAG_openChannel(), JTAG_whatopen(), minors, JTAG_channel_t::mode, mode, printk, raw_chn, raw_fifo_r_rp, raw_fifo_r_wp, raw_fifo_w_rp, raw_fifo_w_wp, JTAG_channel_t::rp, JTAG_channel_t::sizer, JTAG_channel_t::sizew, JTAG_channel_t::wdirty, JTAG_channel_t::wp, XC3S1200E_BITSIZE, and XC3S1200E_BOUNDARY_SIZE.

ssize_t fpga_jtag_read ( struct file *  file,
char *  buf,
size_t  count,
loff_t *  off 
) [static]

Definition at line 529 of file fpgajtag.c.

References D, FPGA_AJTAG_BOUNDARY_MINOR, FPGA_AJTAG_MINOR, FPGA_JTAG_BOUNDARY_MINOR, FPGA_JTAG_MINOR, FPGA_JTAG_RESET_MINOR, FPGA_SJTAG_BOUNDARY_MINOR, FPGA_SJTAG_MINOR, JTAG_CAPTURE(), JTAG_channel(), JTAG_channels, JTAG_EXTEST(), JTAG_MODE_BOUNDARY, JTAG_MODE_EXTEST, JTAG_MODE_RDID, JTAG_MODE_SAMPLE, JTAG_readID(), mode, JTAG_channel_t::mode, printk, raw_fifo_r, raw_fifo_r_rp, raw_fifo_r_wp, raw_fifo_w, raw_fifo_w_wp, JTAG_channel_t::rp, rp, size, JTAG_channel_t::sizer, JTAG_channel_t::wdirty, and wp.

static int fpga_jtag_release ( struct inode *  inode,
struct file *  filp 
) [static]

Definition at line 433 of file fpgajtag.c.

References D, FPGA_AJTAG_BOUNDARY_MINOR, FPGA_AJTAG_MINOR, FPGA_JTAG_BOUNDARY_MINOR, FPGA_JTAG_MINOR, FPGA_JTAG_RESET_MINOR, FPGA_SJTAG_BOUNDARY_MINOR, FPGA_SJTAG_MINOR, fpga_state, FPGA_STATE_INITIALIZED, JTAG_channel(), JTAG_channels, JTAG_configure(), JTAG_EXTEST(), JTAG_MAIN_FPGA, JTAG_MODE_CLOSED, JTAG_resetChannel(), minors, JTAG_channel_t::mode, port_csp0_addr, printk, rp, wp, and X313__RA__MODEL.

static ssize_t fpga_jtag_write ( struct file *  file,
const char *  buf,
size_t  count,
loff_t *  off 
) [static]

Definition at line 474 of file fpgajtag.c.

References D, FPGA_AJTAG_BOUNDARY_MINOR, FPGA_AJTAG_MINOR, FPGA_JTAG_BOUNDARY_MINOR, FPGA_JTAG_MINOR, FPGA_JTAG_RESET_MINOR, FPGA_SJTAG_BOUNDARY_MINOR, FPGA_SJTAG_MINOR, JTAG_channel(), JTAG_channels, JTAG_EXTEST(), JTAG_MODE_EXTEST, JTAG_process_raw(), JTAG_channel_t::mode, printk, raw_fifo_w, raw_fifo_w_wp, size, JTAG_channel_t::sizew, JTAG_channel_t::wdirty, JTAG_channel_t::wp, and wp.

void initPortC ( void   ) 

Definition at line 643 of file fpgajtag.c.

References FPGAJTAG_DONE_BIT, FPGAJTAG_PGM_BIT, FPGAJTAG_RSTBTN_BIT, FPGAJTAG_TCK_BIT, FPGAJTAG_TDI_BIT, FPGAJTAG_TDO_BIT, FPGAJTAG_TMS_BIT, pc_dout, and PC_DOUT_INITIAL.

Referenced by fpga_jtag_init().

int JTAG_CAPTURE ( int  chn,
unsigned char *  buf,
int  len 
)

Definition at line 1089 of file fpgajtag.c.

References D, data_modified, flags, jtag_send(), jtag_write_bits(), local_irq_restore, local_irq_save, and printk.

Referenced by fpga_jtag_read().

int JTAG_channel ( int  minor  ) 

Definition at line 250 of file fpgajtag.c.

References FPGA_AJTAG_BOUNDARY_MINOR, FPGA_AJTAG_MINOR, FPGA_JTAG_BOUNDARY_MINOR, FPGA_JTAG_MINOR, FPGA_JTAG_RESET_MINOR, FPGA_SJTAG_BOUNDARY_MINOR, FPGA_SJTAG_MINOR, JTAG_AUX_FPGA, JTAG_MAIN_FPGA, JTAG_RAW, and JTAG_SENSOR_FPGA.

Referenced by fpga_jtag_lseek(), fpga_jtag_open(), fpga_jtag_read(), fpga_jtag_release(), and fpga_jtag_write().

int JTAG_configure ( int  chn,
unsigned char *  buf,
int  len 
)

Definition at line 872 of file fpgajtag.c.

References D, FJTAG_MAX_HEAD, flags, JTAG_channels, jtag_send(), jtag_write_bits(), local_irq_restore, local_irq_save, printk, read_done(), rp, set_pgm(), set_pgm_mode(), udelay, wp, xa0, and XC3S1200E_BITSIZE.

Referenced by fpga_jtag_release().

int JTAG_EXTEST ( int  chn,
unsigned char *  buf,
int  len 
)

Definition at line 1135 of file fpgajtag.c.

References D, flags, jtag_send(), jtag_write_bits(), local_irq_restore, local_irq_save, and printk.

Referenced by fpga_jtag_read(), fpga_jtag_release(), and fpga_jtag_write().

int JTAG_openChannel ( int  chn  ) 

Definition at line 993 of file fpgajtag.c.

References D, jtag_send(), JTAG_SENSOR_FPGA, printk, set_pgm(), set_pgm_mode(), and udelay.

Referenced by fpga_jtag_open().

int JTAG_process_raw ( void   ) 

Definition at line 299 of file fpgajtag.c.

References FJTAG_RAW_WSIZE, JTAG_NCHANNELS, JTAG_push_raw(), JTAG_RAW_ACT, JTAG_RAW_DEACT, JTAG_RAW_PGMOFF, JTAG_RAW_PGMON, JTAG_RAW_SEND, JTAG_RAW_SETCHN, JTAG_RAW_WAIT, jtag_send(), raw_chn, raw_fifo_w, raw_fifo_w_rp, raw_fifo_w_wp, read_done(), set_pgm(), set_pgm_mode(), and udelay.

Referenced by fpga_jtag_write().

void JTAG_push_raw ( int  b  ) 

Definition at line 295 of file fpgajtag.c.

References FJTAG_RAW_RSIZE, raw_fifo_r, and raw_fifo_r_wp.

Referenced by JTAG_process_raw().

int JTAG_readID ( int  chn,
unsigned char *  buf 
)

Definition at line 1018 of file fpgajtag.c.

References D, data_modified, flags, jtag_send(), jtag_write_bits(), local_irq_restore, local_irq_save, and printk.

Referenced by fpga_jtag_read().

int JTAG_resetChannel ( int  chn  ) 

Definition at line 1011 of file fpgajtag.c.

References D, jtag_send(), printk, and set_pgm_mode().

Referenced by fpga_jtag_release().

int jtag_send ( int  chn,
int  tms,
int  len,
int  d 
)

Definition at line 726 of file fpgajtag.c.

References D, data, FPGAJTAG_TCK_BIT, FPGAJTAG_TMS_BIT, JTAG_AUX_FPGA, JTAG_MAIN_FPGA, JTAG_SENSOR_FPGA, pc_dout, port_csp0_addr, printk, SFPGA_RD_BIT, SFPGA_RD_TDO, SFPGA_TCK_BIT, SFPGA_TDI_BIT, SFPGA_TMS_BIT, udelay, and X313_WA_SENSFPGA.

Referenced by JTAG_CAPTURE(), JTAG_configure(), JTAG_EXTEST(), JTAG_openChannel(), JTAG_process_raw(), JTAG_readID(), and JTAG_resetChannel().

int JTAG_whatopen ( void   ) 

Definition at line 343 of file fpgajtag.c.

References JTAG_channels, JTAG_NCHANNELS, and mode.

Referenced by fpga_jtag_open().

int jtag_write_bits ( int  chn,
unsigned char *  buf,
int  len,
int  check,
int  last,
int  prev[2] 
)

Definition at line 779 of file fpgajtag.c.

References D, d, data, FPGAJTAG_TCK_BIT, FPGAJTAG_TMS_BIT, JTAG_AUX_FPGA, JTAG_MAIN_FPGA, JTAG_SENSOR_FPGA, pc_dout, port_csp0_addr, printk, SFPGA_RD_BIT, SFPGA_RD_TDO, SFPGA_TCK_BIT, SFPGA_TDI_BIT, SFPGA_TMS_BIT, udelay, and X313_WA_SENSFPGA.

Referenced by JTAG_CAPTURE(), JTAG_configure(), JTAG_EXTEST(), and JTAG_readID().

MODULE_AUTHOR ( "Andrey Filippov <andrey@elphel.com>."   ) 

MODULE_DESCRIPTION ( FPGA_JTAG_DRIVER_NAME   ) 

module_init ( fpga_jtag_init   ) 

MODULE_LICENSE ( "GPL"   ) 

int read_done ( int  chn  ) 

Definition at line 711 of file fpgajtag.c.

References data, JTAG_AUX_FPGA, JTAG_MAIN_FPGA, JTAG_SENSOR_FPGA, port_csp0_addr, SFPGA_RD_BIT, SFPGA_RD_DONE, udelay, X313__RA__SENSFPGA, and X313_WA_SENSFPGA.

Referenced by JTAG_configure(), and JTAG_process_raw().

void set_pgm ( int  chn,
int  pgmon 
)

Definition at line 693 of file fpgajtag.c.

References D, JTAG_AUX_FPGA, JTAG_MAIN_FPGA, JTAG_SENSOR_FPGA, pc_dout, port_csp0_addr, printk, SFPGA_PROG_BIT, udelay, and X313_WA_SENSFPGA.

Referenced by JTAG_configure(), JTAG_openChannel(), and JTAG_process_raw().

void set_pgm_mode ( int  chn,
int  en 
)

Definition at line 682 of file fpgajtag.c.

References D, JTAG_SENSOR_FPGA, port_csp0_addr, printk, SFPGA_PGMEN_BIT, SFPGA_RD_SENSPGMPIN, SFPGA_TCK_BIT, udelay, and X313_WA_SENSFPGA.

Referenced by JTAG_configure(), JTAG_openChannel(), JTAG_process_raw(), and JTAG_resetChannel().

Variable Documentation

unsigned char bitstream_data[FJTAG_BUF_SIZE] [static]

Definition at line 185 of file fpgajtag.c.

Referenced by fpga_jtag_open().

int data_modified = 0 [static]

Definition at line 191 of file fpgajtag.c.

Referenced by JTAG_CAPTURE(), and JTAG_readID().

struct file_operations fpga_jtag_fops [static]

Initial value:

 {
        owner:    THIS_MODULE,
        open:     fpga_jtag_open,
        release:  fpga_jtag_release,
        llseek:   fpga_jtag_lseek,
        read:     fpga_jtag_read,
        write:    fpga_jtag_write
}

Definition at line 213 of file fpgajtag.c.

Referenced by fpga_jtag_init().

const char fpga_jtag_name[] = "fpga_jtag_loader" [static]

Definition at line 203 of file fpgajtag.c.

Referenced by fpga_jtag_init().

struct JTAG_channel_t JTAG_channels[JTAG_NCHANNELS] [static]

Definition at line 189 of file fpgajtag.c.

Referenced by fpga_jtag_lseek(), fpga_jtag_open(), fpga_jtag_read(), fpga_jtag_release(), fpga_jtag_write(), JTAG_configure(), and JTAG_whatopen().

int minors[FPGA_JTAG_MAXMINOR+1] [static]

Definition at line 204 of file fpgajtag.c.

reg_gio_rw_pc_dout pc_dout [static]

Definition at line 193 of file fpgajtag.c.

Referenced by initPortC(), jtag_send(), jtag_write_bits(), and set_pgm().

int raw_chn [static]

Definition at line 270 of file fpgajtag.c.

Referenced by fpga_jtag_open(), and JTAG_process_raw().

unsigned char* raw_fifo_r = &bitstream_data[FJTAG_RAW_WSIZE] [static]

Definition at line 188 of file fpgajtag.c.

Referenced by fpga_jtag_read(), and JTAG_push_raw().

int raw_fifo_r_rp [static]

Definition at line 269 of file fpgajtag.c.

Referenced by fpga_jtag_lseek(), fpga_jtag_open(), and fpga_jtag_read().

int raw_fifo_r_wp [static]

Definition at line 268 of file fpgajtag.c.

Referenced by fpga_jtag_lseek(), fpga_jtag_open(), fpga_jtag_read(), and JTAG_push_raw().

unsigned char* raw_fifo_w = &bitstream_data[0] [static]

Definition at line 187 of file fpgajtag.c.

Referenced by fpga_jtag_read(), fpga_jtag_write(), and JTAG_process_raw().

int raw_fifo_w_rp [static]

Definition at line 267 of file fpgajtag.c.

Referenced by fpga_jtag_open(), and JTAG_process_raw().

int raw_fifo_w_wp [static]

Definition at line 266 of file fpgajtag.c.

Referenced by fpga_jtag_open(), fpga_jtag_read(), fpga_jtag_write(), and JTAG_process_raw().

Generated on Fri Nov 28 00:07:58 2008 for elphel by  doxygen 1.5.1