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f-stack/freebsd/contrib/ncsw/Peripherals/FM/Pcd/fm_prs.c

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/*
* Copyright 2008-2012 Freescale Semiconductor Inc.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* * Neither the name of Freescale Semiconductor nor the
* names of its contributors may be used to endorse or promote products
* derived from this software without specific prior written permission.
*
*
* ALTERNATIVELY, this software may be distributed under the terms of the
* GNU General Public License ("GPL") as published by the Free Software
* Foundation, either version 2 of that License or (at your option) any
* later version.
*
* THIS SOFTWARE IS PROVIDED BY Freescale Semiconductor ``AS IS'' AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL Freescale Semiconductor BE LIABLE FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
/******************************************************************************
@File fm_pcd.c
@Description FM PCD ...
*//***************************************************************************/
#include <linux/math64.h>
#include "std_ext.h"
#include "error_ext.h"
#include "string_ext.h"
#include "debug_ext.h"
#include "net_ext.h"
#include "fm_common.h"
#include "fm_pcd.h"
#include "fm_pcd_ipc.h"
#include "fm_prs.h"
#include "fsl_fman_prs.h"
static void PcdPrsErrorException(t_Handle h_FmPcd)
{
t_FmPcd *p_FmPcd = (t_FmPcd *)h_FmPcd;
uint32_t event, ev_mask;
struct fman_prs_regs *PrsRegs = (struct fman_prs_regs *)p_FmPcd->p_FmPcdPrs->p_FmPcdPrsRegs;
ASSERT_COND(p_FmPcd->guestId == NCSW_MASTER_ID);
ev_mask = fman_prs_get_err_ev_mask(PrsRegs);
event = fman_prs_get_err_event(PrsRegs, ev_mask);
fman_prs_ack_err_event(PrsRegs, event);
DBG(TRACE, ("parser error - 0x%08x\n",event));
if(event & FM_PCD_PRS_DOUBLE_ECC)
p_FmPcd->f_Exception(p_FmPcd->h_App,e_FM_PCD_PRS_EXCEPTION_DOUBLE_ECC);
}
static void PcdPrsException(t_Handle h_FmPcd)
{
t_FmPcd *p_FmPcd = (t_FmPcd *)h_FmPcd;
uint32_t event, ev_mask;
struct fman_prs_regs *PrsRegs = (struct fman_prs_regs *)p_FmPcd->p_FmPcdPrs->p_FmPcdPrsRegs;
ASSERT_COND(p_FmPcd->guestId == NCSW_MASTER_ID);
ev_mask = fman_prs_get_expt_ev_mask(PrsRegs);
event = fman_prs_get_expt_event(PrsRegs, ev_mask);
ASSERT_COND(event & FM_PCD_PRS_SINGLE_ECC);
DBG(TRACE, ("parser event - 0x%08x\n",event));
fman_prs_ack_expt_event(PrsRegs, event);
p_FmPcd->f_Exception(p_FmPcd->h_App,e_FM_PCD_PRS_EXCEPTION_SINGLE_ECC);
}
t_Handle PrsConfig(t_FmPcd *p_FmPcd,t_FmPcdParams *p_FmPcdParams)
{
t_FmPcdPrs *p_FmPcdPrs;
uintptr_t baseAddr;
UNUSED(p_FmPcd);
UNUSED(p_FmPcdParams);
p_FmPcdPrs = (t_FmPcdPrs *) XX_Malloc(sizeof(t_FmPcdPrs));
if (!p_FmPcdPrs)
{
REPORT_ERROR(MAJOR, E_NO_MEMORY, ("FM Parser structure allocation FAILED"));
return NULL;
}
memset(p_FmPcdPrs, 0, sizeof(t_FmPcdPrs));
fman_prs_defconfig(&p_FmPcd->p_FmPcdDriverParam->dfltCfg);
if (p_FmPcd->guestId == NCSW_MASTER_ID)
{
baseAddr = FmGetPcdPrsBaseAddr(p_FmPcdParams->h_Fm);
p_FmPcdPrs->p_SwPrsCode = (uint32_t *)UINT_TO_PTR(baseAddr);
p_FmPcdPrs->p_FmPcdPrsRegs = (struct fman_prs_regs *)UINT_TO_PTR(baseAddr + PRS_REGS_OFFSET);
}
p_FmPcdPrs->fmPcdPrsPortIdStatistics = p_FmPcd->p_FmPcdDriverParam->dfltCfg.port_id_stat;
p_FmPcd->p_FmPcdDriverParam->prsMaxParseCycleLimit = p_FmPcd->p_FmPcdDriverParam->dfltCfg.max_prs_cyc_lim;
p_FmPcd->exceptions |= p_FmPcd->p_FmPcdDriverParam->dfltCfg.prs_exceptions;
return p_FmPcdPrs;
}
#if ((DPAA_VERSION == 10) && defined(FM_CAPWAP_SUPPORT))
static uint8_t swPrsPatch[] = SW_PRS_UDP_LITE_PATCH;
#else
static uint8_t swPrsPatch[] = SW_PRS_OFFLOAD_PATCH;
#endif /* FM_CAPWAP_SUPPORT */
t_Error PrsInit(t_FmPcd *p_FmPcd)
{
t_FmPcdDriverParam *p_Param = p_FmPcd->p_FmPcdDriverParam;
uint32_t *p_TmpCode;
uint32_t *p_LoadTarget = (uint32_t *)PTR_MOVE(p_FmPcd->p_FmPcdPrs->p_SwPrsCode,
FM_PCD_SW_PRS_SIZE-FM_PCD_PRS_SW_PATCHES_SIZE);
struct fman_prs_regs *PrsRegs = (struct fman_prs_regs *)p_FmPcd->p_FmPcdPrs->p_FmPcdPrsRegs;
uint32_t i;
ASSERT_COND(sizeof(swPrsPatch) <= (FM_PCD_PRS_SW_PATCHES_SIZE-FM_PCD_PRS_SW_TAIL_SIZE));
/* nothing to do in guest-partition */
if (p_FmPcd->guestId != NCSW_MASTER_ID)
return E_OK;
p_TmpCode = (uint32_t *)XX_MallocSmart(ROUND_UP(sizeof(swPrsPatch),4), 0, sizeof(uint32_t));
if (!p_TmpCode)
RETURN_ERROR(MAJOR, E_NO_MEMORY, ("Tmp Sw-Parser code allocation FAILED"));
memset((uint8_t *)p_TmpCode, 0, ROUND_UP(sizeof(swPrsPatch),4));
memcpy((uint8_t *)p_TmpCode, (uint8_t *)swPrsPatch, sizeof(swPrsPatch));
fman_prs_init(PrsRegs, &p_Param->dfltCfg);
/* register even if no interrupts enabled, to allow future enablement */
FmRegisterIntr(p_FmPcd->h_Fm, e_FM_MOD_PRS, 0, e_FM_INTR_TYPE_ERR, PcdPrsErrorException, p_FmPcd);
/* register even if no interrupts enabled, to allow future enablement */
FmRegisterIntr(p_FmPcd->h_Fm, e_FM_MOD_PRS, 0, e_FM_INTR_TYPE_NORMAL, PcdPrsException, p_FmPcd);
if(p_FmPcd->exceptions & FM_PCD_EX_PRS_SINGLE_ECC)
FmEnableRamsEcc(p_FmPcd->h_Fm);
if(p_FmPcd->exceptions & FM_PCD_EX_PRS_DOUBLE_ECC)
FmEnableRamsEcc(p_FmPcd->h_Fm);
/* load sw parser Ip-Frag patch */
for (i=0; i<DIV_CEIL(sizeof(swPrsPatch), 4); i++)
WRITE_UINT32(p_LoadTarget[i], GET_UINT32(p_TmpCode[i]));
XX_FreeSmart(p_TmpCode);
return E_OK;
}
void PrsFree(t_FmPcd *p_FmPcd)
{
ASSERT_COND(p_FmPcd->guestId == NCSW_MASTER_ID);
FmUnregisterIntr(p_FmPcd->h_Fm, e_FM_MOD_PRS, 0, e_FM_INTR_TYPE_ERR);
/* register even if no interrupts enabled, to allow future enablement */
FmUnregisterIntr(p_FmPcd->h_Fm, e_FM_MOD_PRS, 0, e_FM_INTR_TYPE_NORMAL);
}
void PrsEnable(t_FmPcd *p_FmPcd)
{
struct fman_prs_regs *PrsRegs = (struct fman_prs_regs *)p_FmPcd->p_FmPcdPrs->p_FmPcdPrsRegs;
ASSERT_COND(p_FmPcd->guestId == NCSW_MASTER_ID);
fman_prs_enable(PrsRegs);
}
void PrsDisable(t_FmPcd *p_FmPcd)
{
struct fman_prs_regs *PrsRegs = (struct fman_prs_regs *)p_FmPcd->p_FmPcdPrs->p_FmPcdPrsRegs;
ASSERT_COND(p_FmPcd->guestId == NCSW_MASTER_ID);
fman_prs_disable(PrsRegs);
}
int PrsIsEnabled(t_FmPcd *p_FmPcd)
{
struct fman_prs_regs *PrsRegs = (struct fman_prs_regs *)p_FmPcd->p_FmPcdPrs->p_FmPcdPrsRegs;
ASSERT_COND(p_FmPcd->guestId == NCSW_MASTER_ID);
return fman_prs_is_enabled(PrsRegs);
}
t_Error PrsIncludePortInStatistics(t_FmPcd *p_FmPcd, uint8_t hardwarePortId, bool include)
{
struct fman_prs_regs *PrsRegs;
uint32_t bitMask = 0;
uint8_t prsPortId;
SANITY_CHECK_RETURN_ERROR((hardwarePortId >=1 && hardwarePortId <= 16), E_INVALID_VALUE);
SANITY_CHECK_RETURN_ERROR(p_FmPcd, E_INVALID_HANDLE);
SANITY_CHECK_RETURN_ERROR(p_FmPcd->p_FmPcdPrs, E_INVALID_HANDLE);
PrsRegs = (struct fman_prs_regs *)p_FmPcd->p_FmPcdPrs->p_FmPcdPrsRegs;
GET_FM_PCD_PRS_PORT_ID(prsPortId, hardwarePortId);
GET_FM_PCD_INDEX_FLAG(bitMask, prsPortId);
if (include)
p_FmPcd->p_FmPcdPrs->fmPcdPrsPortIdStatistics |= bitMask;
else
p_FmPcd->p_FmPcdPrs->fmPcdPrsPortIdStatistics &= ~bitMask;
fman_prs_set_stst_port_msk(PrsRegs,
p_FmPcd->p_FmPcdPrs->fmPcdPrsPortIdStatistics);
return E_OK;
}
t_Error FmPcdPrsIncludePortInStatistics(t_Handle h_FmPcd, uint8_t hardwarePortId, bool include)
{
t_FmPcd *p_FmPcd = (t_FmPcd *)h_FmPcd;
t_Error err;
SANITY_CHECK_RETURN_ERROR((hardwarePortId >=1 && hardwarePortId <= 16), E_INVALID_VALUE);
SANITY_CHECK_RETURN_ERROR(p_FmPcd, E_INVALID_HANDLE);
SANITY_CHECK_RETURN_ERROR(p_FmPcd->p_FmPcdPrs, E_INVALID_HANDLE);
if ((p_FmPcd->guestId != NCSW_MASTER_ID) &&
p_FmPcd->h_IpcSession)
{
t_FmPcdIpcPrsIncludePort prsIncludePortParams;
t_FmPcdIpcMsg msg;
prsIncludePortParams.hardwarePortId = hardwarePortId;
prsIncludePortParams.include = include;
memset(&msg, 0, sizeof(msg));
msg.msgId = FM_PCD_PRS_INC_PORT_STATS;
memcpy(msg.msgBody, &prsIncludePortParams, sizeof(prsIncludePortParams));
err = XX_IpcSendMessage(p_FmPcd->h_IpcSession,
(uint8_t*)&msg,
sizeof(msg.msgId) +sizeof(prsIncludePortParams),
NULL,
NULL,
NULL,
NULL);
if (err != E_OK)
RETURN_ERROR(MAJOR, err, NO_MSG);
return E_OK;
}
else if (p_FmPcd->guestId != NCSW_MASTER_ID)
RETURN_ERROR(MINOR, E_NOT_SUPPORTED,
("running in guest-mode without IPC!"));
return PrsIncludePortInStatistics(p_FmPcd, hardwarePortId, include);
}
uint32_t FmPcdGetSwPrsOffset(t_Handle h_FmPcd, e_NetHeaderType hdr, uint8_t indexPerHdr)
{
t_FmPcd *p_FmPcd = (t_FmPcd *)h_FmPcd;
t_FmPcdPrsLabelParams *p_Label;
int i;
SANITY_CHECK_RETURN_VALUE(p_FmPcd, E_INVALID_HANDLE, 0);
SANITY_CHECK_RETURN_VALUE(!p_FmPcd->p_FmPcdDriverParam, E_INVALID_HANDLE, 0);
if ((p_FmPcd->guestId != NCSW_MASTER_ID) &&
p_FmPcd->h_IpcSession)
{
t_Error err = E_OK;
t_FmPcdIpcSwPrsLable labelParams;
t_FmPcdIpcMsg msg;
uint32_t prsOffset = 0;
t_FmPcdIpcReply reply;
uint32_t replyLength;
memset(&reply, 0, sizeof(reply));
memset(&msg, 0, sizeof(msg));
labelParams.enumHdr = (uint32_t)hdr;
labelParams.indexPerHdr = indexPerHdr;
msg.msgId = FM_PCD_GET_SW_PRS_OFFSET;
memcpy(msg.msgBody, &labelParams, sizeof(labelParams));
replyLength = sizeof(uint32_t) + sizeof(uint32_t);
err = XX_IpcSendMessage(p_FmPcd->h_IpcSession,
(uint8_t*)&msg,
sizeof(msg.msgId) +sizeof(labelParams),
(uint8_t*)&reply,
&replyLength,
NULL,
NULL);
if (err != E_OK)
RETURN_ERROR(MAJOR, err, NO_MSG);
if (replyLength != sizeof(uint32_t) + sizeof(uint32_t))
RETURN_ERROR(MAJOR, E_INVALID_VALUE, ("IPC reply length mismatch"));
memcpy((uint8_t*)&prsOffset, reply.replyBody, sizeof(uint32_t));
return prsOffset;
}
else if (p_FmPcd->guestId != NCSW_MASTER_ID)
RETURN_ERROR(MINOR, E_NOT_SUPPORTED,
("running in guest-mode without IPC!"));
ASSERT_COND(p_FmPcd->p_FmPcdPrs->currLabel < FM_PCD_PRS_NUM_OF_LABELS);
for (i=0; i<p_FmPcd->p_FmPcdPrs->currLabel; i++)
{
p_Label = &p_FmPcd->p_FmPcdPrs->labelsTable[i];
if ((hdr == p_Label->hdr) && (indexPerHdr == p_Label->indexPerHdr))
return p_Label->instructionOffset;
}
REPORT_ERROR(MAJOR, E_NOT_FOUND, ("Sw Parser attachment Not found"));
return (uint32_t)ILLEGAL_BASE;
}
void FM_PCD_SetPrsStatistics(t_Handle h_FmPcd, bool enable)
{
t_FmPcd *p_FmPcd = (t_FmPcd*)h_FmPcd;
struct fman_prs_regs *PrsRegs;
SANITY_CHECK_RETURN(p_FmPcd, E_INVALID_HANDLE);
SANITY_CHECK_RETURN(p_FmPcd->p_FmPcdPrs, E_INVALID_HANDLE);
PrsRegs = (struct fman_prs_regs *)p_FmPcd->p_FmPcdPrs->p_FmPcdPrsRegs;
if(p_FmPcd->guestId != NCSW_MASTER_ID)
{
REPORT_ERROR(MAJOR, E_NOT_SUPPORTED, ("FM_PCD_SetPrsStatistics - guest mode!"));
return;
}
fman_prs_set_stst(PrsRegs, enable);
}
t_Error FM_PCD_PrsLoadSw(t_Handle h_FmPcd, t_FmPcdPrsSwParams *p_SwPrs)
{
t_FmPcd *p_FmPcd = (t_FmPcd*)h_FmPcd;
uint32_t *p_LoadTarget;
uint32_t *p_TmpCode;
int i;
SANITY_CHECK_RETURN_ERROR(p_FmPcd, E_INVALID_HANDLE);
SANITY_CHECK_RETURN_ERROR(!p_FmPcd->p_FmPcdDriverParam, E_INVALID_STATE);
SANITY_CHECK_RETURN_ERROR(p_FmPcd->p_FmPcdPrs, E_INVALID_STATE);
SANITY_CHECK_RETURN_ERROR(p_SwPrs, E_INVALID_HANDLE);
SANITY_CHECK_RETURN_ERROR(!p_FmPcd->enabled, E_INVALID_HANDLE);
if (p_FmPcd->guestId != NCSW_MASTER_ID)
RETURN_ERROR(MAJOR, E_NOT_SUPPORTED, ("FM in guest-mode!"));
if (!p_SwPrs->override)
{
if(p_FmPcd->p_FmPcdPrs->p_CurrSwPrs > p_FmPcd->p_FmPcdPrs->p_SwPrsCode + p_SwPrs->base*2/4)
RETURN_ERROR(MAJOR, E_INVALID_VALUE, ("SW parser base must be larger than current loaded code"));
}
else
p_FmPcd->p_FmPcdPrs->currLabel = 0;
if (p_SwPrs->size > FM_PCD_SW_PRS_SIZE - FM_PCD_PRS_SW_TAIL_SIZE - p_SwPrs->base*2)
RETURN_ERROR(MAJOR, E_INVALID_VALUE, ("p_SwPrs->size may not be larger than MAX_SW_PRS_CODE_SIZE"));
if (p_FmPcd->p_FmPcdPrs->currLabel + p_SwPrs->numOfLabels > FM_PCD_PRS_NUM_OF_LABELS)
RETURN_ERROR(MAJOR, E_INVALID_VALUE, ("Exceeded number of labels allowed "));
p_TmpCode = (uint32_t *)XX_MallocSmart(ROUND_UP(p_SwPrs->size,4), 0, sizeof(uint32_t));
if (!p_TmpCode)
RETURN_ERROR(MAJOR, E_NO_MEMORY, ("Tmp Sw-Parser code allocation FAILED"));
memset((uint8_t *)p_TmpCode, 0, ROUND_UP(p_SwPrs->size,4));
memcpy((uint8_t *)p_TmpCode, p_SwPrs->p_Code, p_SwPrs->size);
/* save sw parser labels */
memcpy(&p_FmPcd->p_FmPcdPrs->labelsTable[p_FmPcd->p_FmPcdPrs->currLabel],
p_SwPrs->labelsTable,
p_SwPrs->numOfLabels*sizeof(t_FmPcdPrsLabelParams));
p_FmPcd->p_FmPcdPrs->currLabel += p_SwPrs->numOfLabels;
/* load sw parser code */
p_LoadTarget = p_FmPcd->p_FmPcdPrs->p_SwPrsCode + p_SwPrs->base*2/4;
for(i=0; i<DIV_CEIL(p_SwPrs->size, 4); i++)
WRITE_UINT32(p_LoadTarget[i], GET_UINT32(p_TmpCode[i]));
p_FmPcd->p_FmPcdPrs->p_CurrSwPrs =
p_FmPcd->p_FmPcdPrs->p_SwPrsCode + p_SwPrs->base*2/4 + ROUND_UP(p_SwPrs->size,4);
/* copy data parameters */
for (i=0;i<FM_PCD_PRS_NUM_OF_HDRS;i++)
WRITE_UINT32(*(p_FmPcd->p_FmPcdPrs->p_SwPrsCode+PRS_SW_DATA/4+i), p_SwPrs->swPrsDataParams[i]);
/* Clear last 4 bytes */
WRITE_UINT32(*(p_FmPcd->p_FmPcdPrs->p_SwPrsCode+(PRS_SW_DATA-FM_PCD_PRS_SW_TAIL_SIZE)/4), 0);
XX_FreeSmart(p_TmpCode);
return E_OK;
}
t_Error FM_PCD_ConfigPrsMaxCycleLimit(t_Handle h_FmPcd,uint16_t value)
{
t_FmPcd *p_FmPcd = (t_FmPcd*)h_FmPcd;
SANITY_CHECK_RETURN_ERROR(p_FmPcd, E_INVALID_HANDLE);
SANITY_CHECK_RETURN_ERROR(p_FmPcd->p_FmPcdDriverParam, E_INVALID_HANDLE);
if(p_FmPcd->guestId != NCSW_MASTER_ID)
RETURN_ERROR(MAJOR, E_NOT_SUPPORTED, ("FM_PCD_ConfigPrsMaxCycleLimit - guest mode!"));
p_FmPcd->p_FmPcdDriverParam->prsMaxParseCycleLimit = value;
return E_OK;
}
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