/******************************************************************************
© 1995-2003, 2004, 2005-2011 Freescale Semiconductor, Inc.
All rights reserved.
This is proprietary source code of Freescale Semiconductor Inc.,
and its use is subject to the NetComm Device Drivers EULA.
The copyright notice above does not evidence any actual or intended
publication of such source code.
ALTERNATIVELY, redistribution and use in source and binary forms, with
or without modification, are permitted provided that the following
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* Redistributions of source code must retain the above copyright
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* Redistributions in binary form must reproduce the above copyright
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* Neither the name of Freescale Semiconductor nor the
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*
**************************************************************************/
/******************************************************************************
@File bm.h
@Description BM header
*//***************************************************************************/
#ifndef __BM_H
#define __BM_H
#include "xx_common.h"
#include "bm_ext.h"
#include "mm_ext.h"
#include "bman_private.h"
#include "bm_ipc.h"
#define __ERR_MODULE__ MODULE_BM
#define BM_NUM_OF_POOLS 64
#define BM_NUM_OF_PM 8
/**************************************************************************//**
@Description Exceptions
*//***************************************************************************/
#define BM_EX_INVALID_COMMAND 0x00000010
#define BM_EX_FBPR_THRESHOLD 0x00000008
#define BM_EX_MULTI_ECC 0x00000004
#define BM_EX_SINGLE_ECC 0x00000002
#define BM_EX_POOLS_AVAIL_STATE 0x00000001
#define GET_EXCEPTION_FLAG(bitMask, exception) \
switch(exception){ \
case e_BM_EX_INVALID_COMMAND: \
bitMask = BM_EX_INVALID_COMMAND; break; \
case e_BM_EX_FBPR_THRESHOLD: \
bitMask = BM_EX_FBPR_THRESHOLD; break; \
case e_BM_EX_SINGLE_ECC: \
bitMask = BM_EX_SINGLE_ECC; break; \
case e_BM_EX_MULTI_ECC: \
bitMask = BM_EX_MULTI_ECC; break; \
default: bitMask = 0;break; \
}
/**************************************************************************//**
@Description defaults
*//***************************************************************************/
/* BM defaults */
#define DEFAULT_exceptions (BM_EX_INVALID_COMMAND |\
BM_EX_FBPR_THRESHOLD |\
BM_EX_MULTI_ECC |\
BM_EX_SINGLE_ECC )
#define DEFAULT_fbprThreshold 0
/* BM-Portal defaults */
#define DEFAULT_memAttr MEMORY_ATTR_CACHEABLE
/* BM-Pool defaults */
#define DEFAULT_dynamicBpid TRUE
#define DEFAULT_useDepletion FALSE
#define DEFAULT_useStockpile FALSE
#define DEFAULT_numOfBufsPerCmd 8
/**************************************************************************//**
@Description Memory Mapped Registers
*//***************************************************************************/
#if defined(__MWERKS__) && !defined(__GNUC__)
#pragma pack(push,1)
#endif /* defined(__MWERKS__) && ... */
#define MEM_MAP_START
typedef _Packed struct
{
/* BMan Buffer Pool Configuration & Status Registers */
volatile uint32_t swdet[BM_NUM_OF_POOLS]; /**< S/W Portal depletion entry threshold */
volatile uint32_t hwdet[BM_NUM_OF_POOLS]; /**< H/W Portal depletion entry threshold */
volatile uint32_t swdxt[BM_NUM_OF_POOLS]; /**< S/W Portal depletion exit threshold */
volatile uint32_t hwdxt[BM_NUM_OF_POOLS]; /**< H/W Portal depletion exit threshold */
volatile uint32_t sdcnt[BM_NUM_OF_POOLS]; /**< S/W Portal depletion count */
volatile uint32_t hdcnt[BM_NUM_OF_POOLS]; /**< H/W Portal depletion count */
volatile uint32_t content[BM_NUM_OF_POOLS]; /**< Snapshot of buffer count in Pool */
volatile uint32_t hdptr[BM_NUM_OF_POOLS]; /**< Head Pointer for Pool's FBPR list. */
/* Free Buffer Proxy Record (FBPR) Manager Query Registers */
volatile uint32_t fbpr_fpc; /**< FBPR Free Pool Count */
volatile uint32_t fbpr_fp_lwit; /**< FBPR Free Pool Low Watermark Interrupt Threshold */
volatile uint8_t res1[248]; /**< reserved */
/* Performance Monitor (PM) Configuration Register */
volatile uint32_t cmd_pm_cfg[BM_NUM_OF_PM]; /**< BMan Command Performance Monitor configuration registers. */
volatile uint32_t fl_pm_cfg[BM_NUM_OF_PM]; /**< BMan Free List Performance Monitor configuration registers */
volatile uint8_t res2[192]; /**< reserved */
/* BMan Error Capture Registers */
volatile uint32_t ecsr; /**< BMan Error Capture Status Register */
volatile uint32_t ecir; /**< BMan Error Capture Information Register */
volatile uint32_t eadr; /**< BMan Error Capture Address Register */
volatile uint8_t res3[4]; /**< reserved */
volatile uint32_t edata[8]; /**< BMan ECC Error Data Register */
volatile uint32_t sbet; /**< BMan Single Bit ECC Error Threshold Register */
volatile uint32_t efcr; /**< BMan Error Fetch Capture Register */
volatile uint32_t efar; /**< BMan Error Fetch Address Register */
volatile uint8_t res4[68]; /**< reserved */
volatile uint32_t sbec0; /**< BMan Single Bit ECC Error Count 0 Register */
volatile uint32_t sbec1; /**< BMan Single Bit ECC Error Count 1 Register */
volatile uint8_t res5[368]; /**< reserved */
/* BMan ID/Revision Registers */
volatile uint32_t ip_rev_1; /**< BMan IP Block Revision 1 register */
volatile uint32_t ip_rev_2; /**< BMan IP Block Revision 2 register */
/* CoreNet Initiator Interface Memory Window Configuration Registers */
volatile uint32_t fbpr_bare; /**< Data Structure Extended Base Address Register */
volatile uint32_t fbpr_bar; /**< Data Structure Base Address Register */
volatile uint8_t res6[8]; /**< reserved */
volatile uint32_t fbpr_ar; /**< Data Structure Attributes Register */
volatile uint8_t res7[240]; /**< reserved */
volatile uint32_t srcidr; /**< BMan Source ID Register */
volatile uint32_t liodnr; /**< BMan Logical I/O Device Number Register */
volatile uint8_t res8[244]; /**< reserved */
/* BMan Interrupt and Error Registers */
volatile uint32_t err_isr; /**< BMan Error Interrupt Status Register */
volatile uint32_t err_ier; /**< BMan Error Interrupt Enable Register */
volatile uint32_t err_isdr; /**< BMan Error Interrupt Status Disable Register */
volatile uint32_t err_iir; /**< BMan Error Interrupt Inhibit Register */
volatile uint32_t err_ifr; /**< BMan Error Interrupt Force Register */
} _PackedType t_BmRegs;
#define MEM_MAP_END
#if defined(__MWERKS__) && !defined(__GNUC__)
#pragma pack(pop)
#endif /* defined(__MWERKS__) && ... */
/**************************************************************************//**
@Description General defines
*//***************************************************************************/
#define MODULE_NAME_SIZE 30
#define FBPR_ENTRY_SIZE 64 /* 64 bytes */
/* Compilation constants */
#define RCR_THRESH 2 /* reread h/w CI when running out of space */
#define RCR_ITHRESH 4 /* if RCR congests, interrupt threshold */
/* Lock/unlock portals, subject to "UNLOCKED" flag */
#define NCSW_PLOCK(p) ((t_BmPortal*)(p))->irq_flags = XX_DisableAllIntr()
#define PUNLOCK(p) XX_RestoreAllIntr(((t_BmPortal*)(p))->irq_flags)
#define BM_RCR_RING 0
#define BM_NUM_OF_RINGS 1
/**************************************************************************//**
@Description Register defines
*//***************************************************************************/
/* masks */
#define REV1_MAJOR_MASK 0x0000FF00
#define REV1_MINOR_MASK 0x000000FF
#define REV2_INTEG_MASK 0x00FF0000
#define REV2_ERR_MASK 0x0000FF00
#define REV2_CFG_MASK 0x000000FF
#define AR_PRIORITY 0x40000000
#define AR_SIZE_MASK 0x0000003f
/* shifts */
#define REV1_MAJOR_SHIFT 8
#define REV1_MINOR_SHIFT 0
#define REV2_INTEG_SHIFT 16
#define REV2_ERR_SHIFT 8
#define REV2_CFG_SHIFT 0
#define AR_SIZE_SHIFT 0
typedef uint8_t bmRingType_t;
typedef uint8_t (t_BmUpdateCb)(struct bm_portal *p_BmPortalLow);
typedef void (t_BmPrefetchCb)(struct bm_portal *p_BmPortalLow);
typedef void (t_BmCommitCb)(struct bm_portal *p_BmPortalLow, uint8_t myverb);
typedef struct {
bool useStockpile; /**< */
bool dynamicBpid; /**< boolean indicates use of dynamic Bpid */
bool useDepletion; /**< boolean indicates use of depletion */
uint32_t depletionThresholds[MAX_DEPLETION_THRESHOLDS]; /**< depletion-entry/exit thresholds, if useThresholds is set. NB:
this is only allowed if useThresholds is used and
when run in the control plane (which controls Bman CCSR) */
} t_BmPoolDriverParams;
typedef struct BmPool {
uint8_t bpid; /**< index of the buffer pool to encapsulate (0-63) */
t_Handle h_Bm;
t_Handle h_BmPortal;
bool shadowMode;
uint32_t numOfBuffers; /**< Number of buffers use by this pool */
t_BufferPoolInfo bufferPoolInfo; /**< Data buffers pool information */
uint32_t flags; /**< bit-mask of BMAN_POOL_FLAG_*** options */
t_Handle h_App; /**< opaque user value passed as a parameter to 'cb' */
t_BmDepletionCallback *f_Depletion; /**< depletion-entry/exit callback, if BMAN_POOL_FLAG_DEPLETION is set */
uint32_t swDepletionCount;
uint32_t hwDepletionCount;
/* stockpile state - NULL unless BMAN_POOL_FLAG_STOCKPILE is set */
struct bm_buffer *sp;
uint16_t spFill;
uint8_t spBufsCmd;
uint16_t spMaxBufs;
uint16_t spMinBufs;
bool noBuffCtxt;
t_BmPoolDriverParams *p_BmPoolDriverParams;
} t_BmPool;
typedef struct {
t_BmUpdateCb *f_BmUpdateCb;
t_BmPrefetchCb *f_BmPrefetchCb;
t_BmCommitCb *f_BmCommitCb;
} t_BmPortalCallbacks;
typedef struct {
uint32_t hwExtStructsMemAttr;
struct bman_depletion mask;
} t_BmPortalDriverParams;
typedef struct {
t_Handle h_Bm;
struct bm_portal *p_BmPortalLow;
t_BmPortalCallbacks cbs[BM_NUM_OF_RINGS];
uintptr_t irq;
int cpu; /* This is used for any "core-affine" portals, ie. default portals
* associated to the corresponding cpu. -1 implies that there is no core
* affinity configured. */
struct bman_depletion pools[2]; /**< 2-element array. pools[0] is mask, pools[1] is snapshot. */
uint32_t flags; /**< BMAN_PORTAL_FLAG_*** - static, caller-provided */
uint32_t irq_flags;
int thresh_set;
uint32_t slowpoll;
uint32_t rcrProd; /**< The wrap-around rcr_[prod|cons] counters are used to support BMAN_RELEASE_FLAG_WAIT_SYNC. */
uint32_t rcrCons;
/**< 64-entry hash-table of pool objects that are tracking depletion
* entry/exit (ie. BMAN_POOL_FLAG_DEPLETION). This isn't fast-path, so
* we're not fussy about cache-misses and so forth - whereas the above
* members should all fit in one cacheline.
* BTW, with BM_MAX_NUM_OF_POOLS entries in the hash table and BM_MAX_NUM_OF_POOLS buffer pools to track,
* you'll never guess the hash-function ... */
t_BmPool *depletionPoolsTable[BM_MAX_NUM_OF_POOLS];
t_BmPortalDriverParams *p_BmPortalDriverParams;
} t_BmPortal;
typedef struct {
uint8_t partBpidBase;
uint8_t partNumOfPools;
uint32_t totalNumOfBuffers; /**< total number of buffers */
uint32_t fbprMemPartitionId;
uint32_t fbprThreshold;
uint16_t liodn;
} t_BmDriverParams;
typedef struct {
uint8_t guestId;
t_Handle h_BpidMm;
t_Handle h_SpinLock;
t_Handle h_Portals[DPAA_MAX_NUM_OF_SW_PORTALS];
t_Handle h_Session;
char moduleName[MODULE_NAME_SIZE];
t_BmRegs *p_BmRegs;
void *p_FbprBase;
uint32_t exceptions;
t_BmExceptionsCallback *f_Exception;
t_Handle h_App;
uintptr_t errIrq; /**< error interrupt line; NO_IRQ if interrupts not used */
t_BmDriverParams *p_BmDriverParams;
} t_Bm;
static __inline__ void BmSetPortalHandle(t_Handle h_Bm, t_Handle h_Portal, e_DpaaSwPortal portalId)
{
ASSERT_COND(!((t_Bm*)h_Bm)->h_Portals[portalId] || !h_Portal);
((t_Bm*)h_Bm)->h_Portals[portalId] = h_Portal;
}
static __inline__ t_Handle BmGetPortalHandle(t_Handle h_Bm)
{
t_Bm *p_Bm = (t_Bm*)h_Bm;
ASSERT_COND(p_Bm);
return p_Bm->h_Portals[CORE_GetId()];
}
static __inline__ uint8_t BmUpdate(t_BmPortal *p_BmPortal, bmRingType_t type)
{
return p_BmPortal->cbs[type].f_BmUpdateCb(p_BmPortal->p_BmPortalLow);
}
static __inline__ void BmPrefetch(t_BmPortal *p_BmPortal, bmRingType_t type)
{
if (p_BmPortal->cbs[type].f_BmPrefetchCb)
p_BmPortal->cbs[type].f_BmPrefetchCb(p_BmPortal->p_BmPortalLow);
}
static __inline__ void BmCommit(t_BmPortal *p_BmPortal, bmRingType_t type, uint8_t myverb)
{
p_BmPortal->cbs[type].f_BmCommitCb(p_BmPortal->p_BmPortalLow, myverb);
}
static __inline__ uint32_t BmBpidGet(t_Bm *p_Bm, bool force, uint32_t base)
{
uint64_t ans, size = 1;
uint64_t alignment = 1;
if (force)
{
if (MM_InRange(p_Bm->h_BpidMm, (uint64_t)base))
{
ans = MM_GetForce(p_Bm->h_BpidMm,
base,
size,
"BM BPID MEM");
ans = base;
}
else if (p_Bm->h_Session)
{
t_BmIpcMsg msg;
t_BmIpcReply reply;
uint32_t replyLength;
t_BmIpcBpidParams ipcBpid;
t_Error errCode = E_OK;
memset(&msg, 0, sizeof(t_BmIpcMsg));
memset(&reply, 0, sizeof(t_BmIpcReply));
ipcBpid.bpid = (uint8_t)base;
msg.msgId = BM_FORCE_BPID;
memcpy(msg.msgBody, &ipcBpid, sizeof(t_BmIpcBpidParams));
replyLength = sizeof(uint32_t) + sizeof(uint32_t);
if ((errCode = XX_IpcSendMessage(p_Bm->h_Session,
(uint8_t*)&msg,
sizeof(msg.msgId) + sizeof(t_BmIpcBpidParams),
(uint8_t*)&reply,
&replyLength,
NULL,
NULL)) != E_OK)
{
REPORT_ERROR(MAJOR, errCode, NO_MSG);
return (uint32_t)ILLEGAL_BASE;
}
if (replyLength != (sizeof(uint32_t) + sizeof(uint32_t)))
{
REPORT_ERROR(MAJOR, E_INVALID_VALUE, ("IPC reply length mismatch"));
return (uint32_t)ILLEGAL_BASE;
}
memcpy((uint8_t*)&ans, reply.replyBody, sizeof(uint32_t));
}
else
{
DBG(WARNING, ("No Ipc - can't validate bpid."));
ans = base;
}
}
else
ans = MM_Get(p_Bm->h_BpidMm,
size,
alignment,
"BM BPID MEM");
KASSERT(ans < UINT32_MAX, ("Oops, %jx > UINT32_MAX!\n", (uintmax_t)ans));
return (uint32_t)ans;
}
static __inline__ t_Error BmBpidPut(t_Bm *p_Bm, uint32_t base)
{
if (MM_InRange(p_Bm->h_BpidMm, (uint64_t)base))
{
if (MM_Put(p_Bm->h_BpidMm, (uint64_t)base) != base)
return E_OK;
else
return ERROR_CODE(E_NOT_FOUND);
}
else if (p_Bm->h_Session)
{
t_BmIpcMsg msg;
t_BmIpcBpidParams ipcBpid;
t_Error errCode = E_OK;
memset(&msg, 0, sizeof(t_BmIpcMsg));
ipcBpid.bpid = (uint8_t)base;
msg.msgId = BM_PUT_BPID;
memcpy(msg.msgBody, &ipcBpid, sizeof(t_BmIpcBpidParams));
if ((errCode = XX_IpcSendMessage(p_Bm->h_Session,
(uint8_t*)&msg,
sizeof(msg.msgId) + sizeof(t_BmIpcBpidParams),
NULL,
NULL,
NULL,
NULL)) != E_OK)
RETURN_ERROR(MAJOR, errCode, NO_MSG);
}
else
DBG(WARNING, ("No Ipc - can't validate bpid."));
return E_OK;
}
/****************************************/
/* Inter-Module functions */
/****************************************/
typedef enum e_BmInterModuleCounters {
e_BM_IM_COUNTERS_FBPR = 0,
e_BM_IM_COUNTERS_POOL_CONTENT,
e_BM_IM_COUNTERS_POOL_SW_DEPLETION,
e_BM_IM_COUNTERS_POOL_HW_DEPLETION
} e_BmInterModuleCounters;
t_Error BmSetPoolThresholds(t_Handle h_Bm, uint8_t bpid, const uint32_t *thresholds);
t_Error BmUnSetPoolThresholds(t_Handle h_Bm, uint8_t bpid);
uint8_t BmPortalAcquire(t_Handle h_BmPortal, uint8_t bpid, struct bm_buffer *bufs, uint8_t num);
t_Error BmPortalRelease(t_Handle h_BmPortal, uint8_t bpid, struct bm_buffer *bufs, uint8_t num, uint32_t flags);
t_Error BmPortalQuery(t_Handle h_BmPortal, struct bman_depletion *p_Pools, bool depletion);
uint32_t BmGetCounter(t_Handle h_Bm, e_BmInterModuleCounters counter, uint8_t bpid);
t_Error BmGetRevision(t_Handle h_Bm, t_BmRevisionInfo *p_BmRevisionInfo);
#endif /* __BM_H */