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authorJean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>2008-10-31 12:26:55 +0100
committerWolfgang Denk <wd@denx.de>2008-12-05 22:41:33 +0100
commitc8aa7dfc18f7cc90d0aea6c7becbb67dfc5bba4b (patch)
treed9292e4adfabed6d397a3c301f7eb23677fdc12d /common/fpga.c
parent90665e3d97948000f98846ded37c921c7ae67dd7 (diff)
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FPGA: move fpga drivers to drivers/fpga
Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
Diffstat (limited to 'common/fpga.c')
-rw-r--r--common/fpga.c335
1 files changed, 0 insertions, 335 deletions
diff --git a/common/fpga.c b/common/fpga.c
deleted file mode 100644
index 67a6c30..0000000
--- a/common/fpga.c
+++ /dev/null
@@ -1,335 +0,0 @@
-/*
- * (C) Copyright 2002
- * Rich Ireland, Enterasys Networks, rireland@enterasys.com.
- *
- * See file CREDITS for list of people who contributed to this
- * project.
- *
- * 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 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, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
- * MA 02111-1307 USA
- *
- */
-
-/*
- * Generic FPGA support
- */
-#include <common.h> /* core U-Boot definitions */
-#include <xilinx.h> /* xilinx specific definitions */
-#include <altera.h> /* altera specific definitions */
-
-#if 0
-#define FPGA_DEBUG /* define FPGA_DEBUG to get debug messages */
-#endif
-
-/* Local definitions */
-#ifndef CONFIG_MAX_FPGA_DEVICES
-#define CONFIG_MAX_FPGA_DEVICES 5
-#endif
-
-/* Enable/Disable debug console messages */
-#ifdef FPGA_DEBUG
-#define PRINTF(fmt,args...) printf (fmt ,##args)
-#else
-#define PRINTF(fmt,args...)
-#endif
-
-/* Local static data */
-static ulong relocation_offset = 0;
-static int next_desc = FPGA_INVALID_DEVICE;
-static fpga_desc desc_table[CONFIG_MAX_FPGA_DEVICES];
-
-/* Local static functions */
-static __attribute__((__const__)) fpga_desc * __attribute__((__const__)) fpga_get_desc( int devnum );
-static __attribute__((__const__)) fpga_desc * __attribute__((__const__)) fpga_validate( int devnum, void *buf,
- size_t bsize, char *fn );
-static int fpga_dev_info( int devnum );
-
-
-/* ------------------------------------------------------------------------- */
-
-/* fpga_no_sup
- * 'no support' message function
- */
-static void fpga_no_sup( char *fn, char *msg )
-{
- if ( fn && msg ) {
- printf( "%s: No support for %s.\n", fn, msg);
- } else if ( msg ) {
- printf( "No support for %s.\n", msg);
- } else {
- printf( "No FPGA suport!\n");
- }
-}
-
-
-/* fpga_get_desc
- * map a device number to a descriptor
- */
-static __attribute__((__const__)) fpga_desc * __attribute__((__const__)) fpga_get_desc( int devnum )
-{
- fpga_desc *desc = (fpga_desc * )NULL;
-
- if (( devnum >= 0 ) && (devnum < next_desc )) {
- desc = &desc_table[devnum];
- PRINTF( "%s: found fpga descriptor #%d @ 0x%p\n",
- __FUNCTION__, devnum, desc );
- }
-
- return desc;
-}
-
-
-/* fpga_validate
- * generic parameter checking code
- */
-static __attribute__((__const__)) fpga_desc * __attribute__((__const__)) fpga_validate( int devnum, void *buf,
- size_t bsize, char *fn )
-{
- fpga_desc * desc = fpga_get_desc( devnum );
-
- if ( !desc ) {
- printf( "%s: Invalid device number %d\n", fn, devnum );
- }
-
- if ( !buf ) {
- printf( "%s: Null buffer.\n", fn );
- return (fpga_desc * const)NULL;
- }
- return desc;
-}
-
-
-/* fpga_dev_info
- * generic multiplexing code
- */
-static int fpga_dev_info( int devnum )
-{
- int ret_val = FPGA_FAIL; /* assume failure */
- const fpga_desc * const desc = fpga_get_desc( devnum );
-
- if ( desc ) {
- PRINTF( "%s: Device Descriptor @ 0x%p\n",
- __FUNCTION__, desc->devdesc );
-
- switch ( desc->devtype ) {
- case fpga_xilinx:
-#if defined(CONFIG_FPGA_XILINX)
- printf( "Xilinx Device\nDescriptor @ 0x%p\n", desc );
- ret_val = xilinx_info( desc->devdesc );
-#else
- fpga_no_sup( (char *)__FUNCTION__, "Xilinx devices" );
-#endif
- break;
- case fpga_altera:
-#if defined(CONFIG_FPGA_ALTERA)
- printf( "Altera Device\nDescriptor @ 0x%p\n", desc );
- ret_val = altera_info( desc->devdesc );
-#else
- fpga_no_sup( (char *)__FUNCTION__, "Altera devices" );
-#endif
- break;
- default:
- printf( "%s: Invalid or unsupported device type %d\n",
- __FUNCTION__, desc->devtype );
- }
- } else {
- printf( "%s: Invalid device number %d\n",
- __FUNCTION__, devnum );
- }
-
- return ret_val;
-}
-
-
-/* fpga_reloc
- * generic multiplexing code
- */
-int fpga_reloc( fpga_type devtype, void *desc, ulong reloc_off )
-{
- int ret_val = FPGA_FAIL;
-
- PRINTF( "%s: Relocating Device of type %d @ 0x%p with offset %lx\n",
- __FUNCTION__, devtype, desc, reloc_off );
-
- switch ( devtype ) {
- case fpga_xilinx:
-#if defined(CONFIG_FPGA_XILINX)
- ret_val = xilinx_reloc( desc, reloc_off );
-#else
- fpga_no_sup( (char *)__FUNCTION__, "Xilinx devices" );
-#endif
- break;
- case fpga_altera:
-#if defined(CONFIG_FPGA_ALTERA)
- ret_val = altera_reloc( desc, reloc_off );
-#else
- fpga_no_sup( (char *)__FUNCTION__, "Altera devices" );
-#endif
- break;
- default:
- printf( "%s: Invalid or unsupported device type %d\n",
- __FUNCTION__, devtype );
- }
-
- return ret_val;
-}
-
-/* ------------------------------------------------------------------------- */
-/* fgpa_init is usually called from misc_init_r() and MUST be called
- * before any of the other fpga functions are used.
- */
-void fpga_init( ulong reloc_off )
-{
- relocation_offset = reloc_off;
- next_desc = 0;
- memset( desc_table, 0, sizeof(desc_table));
-
- PRINTF( "%s: CONFIG_FPGA = 0x%x\n", __FUNCTION__, CONFIG_FPGA );
-}
-
-/* fpga_count
- * Basic interface function to get the current number of devices available.
- */
-int fpga_count( void )
-{
- return next_desc;
-}
-
-/* fpga_add
- * Attempts to relocate the device/board specific interface code
- * to the proper RAM locations and adds the device descriptor to
- * the device table.
- */
-int fpga_add( fpga_type devtype, void *desc )
-{
- int devnum = FPGA_INVALID_DEVICE;
-
- if ( next_desc < 0 ) {
- printf( "%s: FPGA support not initialized!\n", __FUNCTION__ );
- } else if (( devtype > fpga_min_type ) && ( devtype < fpga_undefined )) {
- if ( desc ) {
- if ( next_desc < CONFIG_MAX_FPGA_DEVICES ) {
- if ( fpga_reloc( devtype, desc, relocation_offset )
- == FPGA_SUCCESS ) {
- devnum = next_desc;
- desc_table[next_desc].devtype = devtype;
- desc_table[next_desc++].devdesc = desc;
- } else {
- printf( "%s: Unable to relocate device interface table!\n",
- __FUNCTION__ );
- }
- } else {
- printf( "%s: Exceeded Max FPGA device count\n", __FUNCTION__ );
- }
- } else {
- printf( "%s: NULL device descriptor\n", __FUNCTION__ );
- }
- } else {
- printf( "%s: Unsupported FPGA type %d\n", __FUNCTION__, devtype );
- }
-
- return devnum;
-}
-
-/*
- * Generic multiplexing code
- */
-int fpga_load( int devnum, void *buf, size_t bsize )
-{
- int ret_val = FPGA_FAIL; /* assume failure */
- fpga_desc * desc = fpga_validate( devnum, buf, bsize, (char *)__FUNCTION__ );
-
- if ( desc ) {
- switch ( desc->devtype ) {
- case fpga_xilinx:
-#if defined(CONFIG_FPGA_XILINX)
- ret_val = xilinx_load( desc->devdesc, buf, bsize );
-#else
- fpga_no_sup( (char *)__FUNCTION__, "Xilinx devices" );
-#endif
- break;
- case fpga_altera:
-#if defined(CONFIG_FPGA_ALTERA)
- ret_val = altera_load( desc->devdesc, buf, bsize );
-#else
- fpga_no_sup( (char *)__FUNCTION__, "Altera devices" );
-#endif
- break;
- default:
- printf( "%s: Invalid or unsupported device type %d\n",
- __FUNCTION__, desc->devtype );
- }
- }
-
- return ret_val;
-}
-
-/* fpga_dump
- * generic multiplexing code
- */
-int fpga_dump( int devnum, void *buf, size_t bsize )
-{
- int ret_val = FPGA_FAIL; /* assume failure */
- fpga_desc * desc = fpga_validate( devnum, buf, bsize, (char *)__FUNCTION__ );
-
- if ( desc ) {
- switch ( desc->devtype ) {
- case fpga_xilinx:
-#if defined(CONFIG_FPGA_XILINX)
- ret_val = xilinx_dump( desc->devdesc, buf, bsize );
-#else
- fpga_no_sup( (char *)__FUNCTION__, "Xilinx devices" );
-#endif
- break;
- case fpga_altera:
-#if defined(CONFIG_FPGA_ALTERA)
- ret_val = altera_dump( desc->devdesc, buf, bsize );
-#else
- fpga_no_sup( (char *)__FUNCTION__, "Altera devices" );
-#endif
- break;
- default:
- printf( "%s: Invalid or unsupported device type %d\n",
- __FUNCTION__, desc->devtype );
- }
- }
-
- return ret_val;
-}
-
-
-/* fpga_info
- * front end to fpga_dev_info. If devnum is invalid, report on all
- * available devices.
- */
-int fpga_info( int devnum )
-{
- if ( devnum == FPGA_INVALID_DEVICE ) {
- if ( next_desc > 0 ) {
- int dev;
-
- for ( dev = 0; dev < next_desc; dev++ ) {
- fpga_dev_info( dev );
- }
- return FPGA_SUCCESS;
- } else {
- printf( "%s: No FPGA devices available.\n", __FUNCTION__ );
- return FPGA_FAIL;
- }
- }
- else return fpga_dev_info( devnum );
-}
-
-/* ------------------------------------------------------------------------- */