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/*
(C) Copyright nCipher Corporation Ltd 2002-2008 All rights reserved
Copyright (c) 2008-2013 Thales e-Security All rights reserved
Copyright (c) 2014 Thales UK All rights reserved
*/
#include <sys/types.h>
#include <sys/param.h>
#include <sys/errno.h>
#include <sys/file.h>
#include <sys/conf.h>
#include <sys/uio.h>
#include <sys/map.h>
#include <sys/debug.h>
#include <sys/modctl.h>
#include <sys/kmem.h>
#include <sys/cmn_err.h>
#include <sys/open.h>
#include <sys/stat.h>
#include <sys/ddi.h>
#include <sys/sunddi.h>
#include <sys/pci.h>
#include "nfp_common.h"
#include "nfp_hostif.h"
#include "nfp_error.h"
#include "nfp_osif.h"
#include "nfp_cmd.h"
#include "nfp.h"
#include "autoversion.h"
/* config space access ---------------------------------- */
nfp_err nfp_config_inl( nfp_cdev *pdev, int offset, unsigned int *res ) {
unsigned int tmp32;
if ( !pdev || !pdev->dev || !pdev->dev->conf_handle )
return NFP_ENODEV;
/* pci_config_get32() does byte swapping, so put back to LE */
tmp32 = pci_config_get32( pdev->dev->conf_handle, offset );
TO_LE32_IO(res, tmp32);
return NFP_SUCCESS;
}
/* user space memory access ---------------------------------- */
nfp_err nfp_copy_from_user( char *kbuf, const char *ubuf, int len) {
bcopy(ubuf, kbuf, len);
return 0;
}
nfp_err nfp_copy_to_user( char *ubuf, const char *kbuf, int len) {
bcopy(kbuf, ubuf, len);
return 0;
}
nfp_err nfp_copy_from_user_to_dev( nfp_cdev *cdev, int bar, int offset, const char *ubuf, int len) {
/* dirty hack on Solaris, as we are called from strategy we are, in fact, copying from kernel mem */
return nfp_copy_to_dev( cdev, bar, offset, ubuf, len );
}
nfp_err nfp_copy_to_user_from_dev( nfp_cdev *cdev, int bar, int offset, char *ubuf, int len) {
/* dirty hack on Solaris, as we are called from strategy we are, in fact, copying to kernel mem */
return nfp_copy_from_dev( cdev, bar, offset, ubuf, len );
}
nfp_err nfp_copy_from_dev( nfp_cdev *cdev, int bar, int offset, char *kbuf, int len) {
if( len & 0x3 || offset & 0x3 )
DDI_REP_GET8( cdev->extra[bar], (unsigned char *)kbuf, cdev->bar[bar] + offset, len, DDI_DEV_AUTOINCR);
else
/* LINTED: alignment */
DDI_REP_GET32( cdev->extra[bar], (unsigned int *)kbuf, (unsigned int *)(cdev->bar[bar] + offset), len / 4, DDI_DEV_AUTOINCR);
return NFP_SUCCESS;
}
nfp_err nfp_copy_to_dev( nfp_cdev *cdev, int bar, int offset, const char *kbuf, int len) {
if( len & 0x3 || offset & 0x3 )
DDI_REP_PUT8( cdev->extra[bar], (unsigned char *)kbuf, cdev->bar[bar] + offset, len, DDI_DEV_AUTOINCR );
else
/* LINTED: alignment */
DDI_REP_PUT32( cdev->extra[bar], (unsigned int *)kbuf, (unsigned int *)(cdev->bar[bar] + offset), len / 4, DDI_DEV_AUTOINCR );
return NFP_SUCCESS;
}
/* pci io space access --------------------------------------- */
unsigned int nfp_inl( nfp_cdev *pdev, int bar, int offset ) {
nfp_log( NFP_DBG3, "nfp_inl: addr %x", (uintptr_t) pdev->bar[bar] + offset);
/* LINTED: alignment */
return DDI_GET32( pdev->extra[bar], (uint32_t *)(pdev->bar[bar] + offset) );
}
unsigned short nfp_inw( nfp_cdev *pdev, int bar, int offset ) {
nfp_log( NFP_DBG3, "nfp_inw: addr %x", (uintptr_t) pdev->bar[bar] + offset);
/* LINTED: alignment */
return DDI_GET16( pdev->extra[bar], (unsigned short *)(pdev->bar[ bar ] + offset) );
}
void nfp_outl( nfp_cdev *pdev, int bar, int offset, unsigned int data ) {
nfp_log( NFP_DBG3, "nfp_outl: addr %x, data %x", (uintptr_t) pdev->bar[bar] + offset, data);
/* LINTED: alignment */
DDI_PUT32( pdev->extra[bar], (uint32_t *)(pdev->bar[ bar ] + offset), data );
}
void nfp_outw( nfp_cdev *pdev, int bar, int offset, unsigned short data ) {
nfp_log( NFP_DBG3, "nfp_outl: addr %x, data %x", (uintptr_t) pdev->bar[bar] + offset, data);
/* LINTED: alignment */
DDI_PUT16( pdev->extra[bar], (unsigned short *)(pdev->bar[ bar ] + offset), data );
}
/* logging ---------------------------------------------------- */
void nfp_log( int level, const char *fmt, ...)
{
auto char buf[256];
va_list ap;
switch (level) {
case NFP_DBG4: if (nfp_debug < 4) break;
/*FALLTHROUGH*/
case NFP_DBG3: if (nfp_debug < 3) break;
/*FALLTHROUGH*/
case NFP_DBG2: if (nfp_debug < 2) break;
/*FALLTHROUGH*/
case NFP_DBG1: if (nfp_debug < 1) break;
/*FALLTHROUGH*/
default:
va_start(ap, fmt);
(void) vsnprintf(buf, 256, fmt, ap);
va_end(ap);
cmn_err(CE_CONT, "!" VERSION_COMPNAME " " VERSION_NO ": %s\n", buf);
break;
}
}
struct errstr {
int oserr;
nfp_err nferr;
};
static struct errstr errtab[] = {
{ EFAULT, NFP_EFAULT },
{ ENOMEM, NFP_ENOMEM },
{ EINVAL, NFP_EINVAL },
{ EIO, NFP_EIO },
{ ENXIO, NFP_ENXIO },
{ ENODEV, NFP_ENODEV },
{ EINVAL, NFP_EUNKNOWN },
{ 0, 0 }
};
nfp_err nfp_error( int oserr )
{
struct errstr *perr;
if(!oserr)
return 0;
perr= errtab;
while(perr->nferr) {
if(perr->oserr == oserr)
return perr->nferr;
perr++;
}
return NFP_EUNKNOWN;
}
int nfp_oserr( nfp_err nferr )
{
struct errstr *perr;
if(nferr == NFP_SUCCESS)
return 0;
perr= errtab;
while(perr->nferr) {
if(perr->nferr == nferr)
return perr->oserr;
perr++;
}
return EIO;
}
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