arch/arm/plat-feroceon/mv_hal/cesa/mvCesaDebug.c

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#include "mvCommon.h"
#include "mvOs.h"
#include "mvDebug.h"

#include "cesa/mvMD5.h"
#include "cesa/mvSHA1.h"
#include "cesa/mvSHA256.h"
#include "cesa/mvCesaRegs.h"
#include "cesa/mvCesa.h"
#include "cesa/AES/mvAes.h"

static const char *mvCesaDebugStateStr(MV_CESA_STATE state)
{
	switch (state) {
	case MV_CESA_IDLE:
		return "Idle";

	case MV_CESA_PENDING:
		return "Pend";

	case MV_CESA_PROCESS:
		return "Proc";

	case MV_CESA_READY:
		return "Ready";

	default:
		break;
	}
	return "Unknown";
}

static const char *mvCesaDebugOperStr(MV_CESA_OPERATION oper)
{
	switch (oper) {
	case MV_CESA_MAC_ONLY:
		return "MacOnly";

	case MV_CESA_CRYPTO_ONLY:
		return "CryptoOnly";

	case MV_CESA_MAC_THEN_CRYPTO:
		return "MacCrypto";

	case MV_CESA_CRYPTO_THEN_MAC:
		return "CryptoMac";

	default:
		break;
	}
	return "Null";
}

static const char *mvCesaDebugCryptoAlgStr(MV_CESA_CRYPTO_ALG cryptoAlg)
{
	switch (cryptoAlg) {
	case MV_CESA_CRYPTO_DES:
		return "DES";

	case MV_CESA_CRYPTO_3DES:
		return "3DES";

	case MV_CESA_CRYPTO_AES:
		return "AES";

	default:
		break;
	}
	return "Null";
}

static const char *mvCesaDebugMacModeStr(MV_CESA_MAC_MODE macMode)
{
	switch (macMode) {
	case MV_CESA_MAC_MD5:
		return "MD5";

	case MV_CESA_MAC_SHA1:
		return "SHA1";

	case MV_CESA_MAC_SHA2:
		return "SHA2";

	case MV_CESA_MAC_HMAC_MD5:
		return "HMAC-MD5";

	case MV_CESA_MAC_HMAC_SHA1:
		return "HMAC_SHA1";

	case MV_CESA_MAC_HMAC_SHA2:
		return "HMAC_SHA2";

	default:
		break;
	}
	return "Null";
}

void mvCesaDebugCmd(MV_CESA_COMMAND *pCmd, int mode)
{
	mvOsPrintf("pCmd=%p, pReqPrv=%p, pSrc=%p, pDst=%p, pCB=%p, sid=%d\n",
		   pCmd, pCmd->pReqPrv, pCmd->pSrc, pCmd->pDst, pCmd->pFuncCB, pCmd->sessionId);
	mvOsPrintf("isUser=%d, ivOffs=%d, crOffs=%d, crLen=%d, digest=%d, macOffs=%d, macLen=%d\n",
		   pCmd->ivFromUser, pCmd->ivOffset, pCmd->cryptoOffset, pCmd->cryptoLength,
		   pCmd->digestOffset, pCmd->macOffset, pCmd->macLength);
}

/* no need to use in tool */
void mvCesaDebugMbuf(const char *str, MV_CESA_MBUF *pMbuf, int offset, int size)
{
	int frag, len, fragOffset;

	if (str != NULL)
		mvOsPrintf("%s: pMbuf=%p, numFrags=%d, mbufSize=%d\n", str, pMbuf, pMbuf->numFrags, pMbuf->mbufSize);

	frag = mvCesaMbufOffset(pMbuf, offset, &fragOffset);
	if (frag == MV_INVALID) {
		mvOsPrintf("CESA Mbuf Error: offset (%d) out of range\n", offset);
		return;
	}

	for (; frag < pMbuf->numFrags; frag++) {
		mvOsPrintf("#%2d. bufVirt=%p, bufSize=%d\n",
			   frag, pMbuf->pFrags[frag].bufVirtPtr, pMbuf->pFrags[frag].bufSize);
		if (size > 0) {
			len = MV_MIN(pMbuf->pFrags[frag].bufSize, size);
			mvDebugMemDump(pMbuf->pFrags[frag].bufVirtPtr + fragOffset, len, 1);
			size -= len;
			fragOffset = 0;
		}
	}
}

void mvCesaDebugRegs(void)
{
	MV_U8 chan = 0;

	mvOsPrintf("\t CESA Registers:\n");

	for (chan = 0; chan < MV_CESA_CHANNELS; chan++) {
		mvOsPrintf("\n\nChannel %d:\n", chan);
		mvOsPrintf("===========\n");
		mvOsPrintf("MV_CESA_CMD_REG                     : 0x%X = 0x%08x\n",
			MV_CESA_CMD_REG(chan), MV_REG_READ(MV_CESA_CMD_REG(chan)));

		mvOsPrintf("MV_CESA_CHAN_DESC_OFFSET_REG        : 0x%X = 0x%08x\n",
			MV_CESA_CHAN_DESC_OFFSET_REG(chan), MV_REG_READ(MV_CESA_CHAN_DESC_OFFSET_REG(chan)));

		mvOsPrintf("MV_CESA_CFG_REG                     : 0x%X = 0x%08x\n",
			MV_CESA_CFG_REG(chan), MV_REG_READ(MV_CESA_CFG_REG(chan)));

		mvOsPrintf("MV_CESA_STATUS_REG                  : 0x%X = 0x%08x\n",
			MV_CESA_STATUS_REG(chan), MV_REG_READ(MV_CESA_STATUS_REG(chan)));

		mvOsPrintf("MV_CESA_ISR_CAUSE_REG               : 0x%X = 0x%08x\n",
			MV_CESA_ISR_CAUSE_REG(chan), MV_REG_READ(MV_CESA_ISR_CAUSE_REG(chan)));

		mvOsPrintf("MV_CESA_ISR_MASK_REG                : 0x%X = 0x%08x\n",
			MV_CESA_ISR_MASK_REG(chan), MV_REG_READ(MV_CESA_ISR_MASK_REG(chan)));
#if (MV_CESA_VERSION >= 2)
		mvOsPrintf("MV_CESA_TDMA_CTRL_REG               : 0x%X = 0x%08x\n",
			MV_CESA_TDMA_CTRL_REG(chan), MV_REG_READ(MV_CESA_TDMA_CTRL_REG(chan)));

		mvOsPrintf("MV_CESA_TDMA_BYTE_COUNT_REG         : 0x%X = 0x%08x\n",
			MV_CESA_TDMA_BYTE_COUNT_REG(chan), MV_REG_READ(MV_CESA_TDMA_BYTE_COUNT_REG(chan)));

		mvOsPrintf("MV_CESA_TDMA_SRC_ADDR_REG           : 0x%X = 0x%08x\n",
			MV_CESA_TDMA_SRC_ADDR_REG(chan), MV_REG_READ(MV_CESA_TDMA_SRC_ADDR_REG(chan)));

		mvOsPrintf("MV_CESA_TDMA_DST_ADDR_REG           : 0x%X = 0x%08x\n",
			MV_CESA_TDMA_DST_ADDR_REG(chan), MV_REG_READ(MV_CESA_TDMA_DST_ADDR_REG(chan)));

		mvOsPrintf("MV_CESA_TDMA_NEXT_DESC_PTR_REG      : 0x%X = 0x%08x\n",
			MV_CESA_TDMA_NEXT_DESC_PTR_REG(chan), MV_REG_READ(MV_CESA_TDMA_NEXT_DESC_PTR_REG(chan)));

		mvOsPrintf("MV_CESA_TDMA_CURR_DESC_PTR_REG      : 0x%X = 0x%08x\n",
			MV_CESA_TDMA_CURR_DESC_PTR_REG(chan), MV_REG_READ(MV_CESA_TDMA_CURR_DESC_PTR_REG(chan)));

		mvOsPrintf("MV_CESA_TDMA_ERROR_CAUSE_REG        : 0x%X = 0x%08x\n",
			MV_CESA_TDMA_ERROR_CAUSE_REG(chan), MV_REG_READ(MV_CESA_TDMA_ERROR_CAUSE_REG(chan)));

		mvOsPrintf("MV_CESA_TDMA_ERROR_MASK_REG         : 0x%X = 0x%08x\n",
			MV_CESA_TDMA_ERROR_MASK_REG(chan), MV_REG_READ(MV_CESA_TDMA_ERROR_CAUSE_REG(chan)));

#endif
	}
}

void mvCesaDebugStatus(void)
{
	MV_U8 chan = 0;
	mvOsPrintf("\n\t CESA Status\n\n");
	for (chan = 0; chan < MV_CESA_CHANNELS; chan++) {

		mvOsPrintf("Channel %d: pReqQ=%p, qDepth=%d, reqSize=%d bytes, qRes=%d",
			chan, pCesaReqFirst[chan], cesaQueueDepth[chan], (int)sizeof(MV_CESA_REQ), cesaReqResources[chan]);

#ifdef MV_CESA_CHAIN_MODE
		mvOsPrintf(", chainLength=%u", cesaChainLength[chan]);
#endif

		mvOsPrintf("\n");
	}
	mvOsPrintf("pSAD=%p, maxSA=%d, sizeSA=%d bytes\n", pCesaSAD, cesaMaxSA, (int)sizeof(MV_CESA_SA));

	mvOsPrintf("\n");

	mvCesaDebugRegs();
	mvCesaDebugStats();
	mvCesaDebugStatsClear();
}

void mvCesaDebugDescriptor(MV_CESA_DESC *pDesc)
{
	mvOsPrintf("config=0x%08x, crSrcOffs=0x%04x, crDstOffs=0x%04x\n",
		pDesc->config, pDesc->cryptoSrcOffset, pDesc->cryptoDstOffset);

	mvOsPrintf("crLen=0x%04x, crKeyOffs=0x%04x, ivOffs=0x%04x, ivBufOffs=0x%04x\n",
		pDesc->cryptoDataLen, pDesc->cryptoKeyOffset, pDesc->cryptoIvOffset, pDesc->cryptoIvBufOffset);

	mvOsPrintf("macSrc=0x%04x, digest=0x%04x, macLen=0x%04x, inIv=0x%04x, outIv=0x%04x\n",
			pDesc->macSrcOffset, pDesc->macDigestOffset, pDesc->macDataLen,
			pDesc->macInnerIvOffset, pDesc->macOuterIvOffset);
}

void mvCesaDebugQueue(int mode)
{
	MV_U8 chan = 0;

	mvOsPrintf("\n\t CESA Request Queue:\n\n");

	for (chan = 0; chan < MV_CESA_CHANNELS; chan++) {
		mvOsPrintf("\n\nChannel %d:\n", chan);
		mvOsPrintf("===========\n");

		mvOsPrintf("pFirstReq=%p, pLastReq=%p, qDepth=%d, reqSize=%d bytes\n",
			pCesaReqFirst[chan], pCesaReqLast[chan], cesaQueueDepth[chan], (int)sizeof(MV_CESA_REQ));

		mvOsPrintf("pEmpty=%p, pProcess=%p, qResources=%d\n", pCesaReqEmpty[chan],
					pCesaReqProcess[chan], cesaReqResources[chan]);

		if (mode != 0) {
			int count = 0;
			MV_CESA_REQ *pReq = pCesaReqFirst[chan];

			for (count = 0; count < cesaQueueDepth[chan]; count++) {
				/* Print out requsts */
				mvOsPrintf("%02d. pReq=%p, state=%s, frag=0x%x, pCmd=%p, pDma=%p, pDesc=%p\n",
					count, pReq, mvCesaDebugStateStr(pReq->state),
					pReq->fragMode, pReq->pCmd, pReq->dma[0].pDmaFirst, &pReq->pCesaDesc[0]);
				if (pReq->fragMode != MV_CESA_FRAG_NONE) {
					int frag;

					mvOsPrintf("pFrags=%p, num=%d, next=%d, bufOffset=%d, cryptoSize=%d, macSize=%d\n",
						&pReq->frags, pReq->frags.numFrag, pReq->frags.nextFrag,
						pReq->frags.bufOffset, pReq->frags.cryptoSize, pReq->frags.macSize);
					for (frag = 0; frag < pReq->frags.numFrag; frag++) {
						mvOsPrintf("#%d: pDmaFirst=%p, pDesc=%p\n", frag,
							pReq->dma[frag].pDmaFirst, &pReq->pCesaDesc[frag]);
					}
				}
				if (mode > 1) {
					/* Print out Command */
					mvCesaDebugCmd(pReq->pCmd, mode);

					/* Print out Descriptor */
					mvCesaDebugDescriptor(&pReq->pCesaDesc[0]);
				}
				pReq++;
			}
		}
	}
}

void mvCesaDebugSramSA(MV_CESA_SRAM_SA *pSramSA, int mode)
{
	if (pSramSA == NULL) {
		mvOsPrintf("cesaSramSA: Unexpected pSramSA=%p\n", pSramSA);
		return;
	}
	mvOsPrintf("pSramSA=%p, sizeSramSA=%d bytes\n", pSramSA, (int)sizeof(MV_CESA_SRAM_SA));

	if (mode != 0) {
		mvOsPrintf("cryptoKey=%p, maxCryptoKey=%d bytes\n", pSramSA->cryptoKey, MV_CESA_MAX_CRYPTO_KEY_LENGTH);
		mvDebugMemDump(pSramSA->cryptoKey, MV_CESA_MAX_CRYPTO_KEY_LENGTH, 1);

		mvOsPrintf("macInnerIV=%p, maxInnerIV=%d bytes\n", pSramSA->macInnerIV, MV_CESA_MAX_DIGEST_SIZE);
		mvDebugMemDump(pSramSA->macInnerIV, MV_CESA_MAX_DIGEST_SIZE, 1);

		mvOsPrintf("macOuterIV=%p, maxOuterIV=%d bytes\n", pSramSA->macOuterIV, MV_CESA_MAX_DIGEST_SIZE);
		mvDebugMemDump(pSramSA->macOuterIV, MV_CESA_MAX_DIGEST_SIZE, 1);
	}
}

void mvCesaDebugSA(short sid, int mode)
{
	MV_CESA_OPERATION oper;
	MV_CESA_DIRECTION dir;
	MV_CESA_CRYPTO_ALG cryptoAlg;
	MV_CESA_CRYPTO_MODE cryptoMode;
	MV_CESA_MAC_MODE macMode;
	MV_CESA_SA *pSA = pCesaSAD[sid];

	if (pSA != NULL) {
		/*if(((pSA->count != 0) && (mode > 0)) || (mode >= 2))
		   { */
		mvOsPrintf("\n\nCESA SA Entry #%d (%p) - %s (count=%d)\n",
			   sid, pSA, (pSA != NULL) ? "Valid" : "Invalid", pSA->count);

		oper = (pSA->config & MV_CESA_OPERATION_MASK) >> MV_CESA_OPERATION_OFFSET;
		dir = (pSA->config & MV_CESA_DIRECTION_MASK) >> MV_CESA_DIRECTION_BIT;
		mvOsPrintf("%s - %s ", mvCesaDebugOperStr(oper), (dir == MV_CESA_DIR_ENCODE) ? "Encode" : "Decode");
		if (oper != MV_CESA_MAC_ONLY) {
			cryptoAlg = (pSA->config & MV_CESA_CRYPTO_ALG_MASK) >> MV_CESA_CRYPTO_ALG_OFFSET;
			cryptoMode = (pSA->config & MV_CESA_CRYPTO_MODE_MASK) >> MV_CESA_CRYPTO_MODE_BIT;
			mvOsPrintf("- %s - %s ", mvCesaDebugCryptoAlgStr(cryptoAlg),
				   (cryptoMode == MV_CESA_CRYPTO_ECB) ? "ECB" : "CBC");
		}
		if (oper != MV_CESA_CRYPTO_ONLY) {
			macMode = (pSA->config & MV_CESA_MAC_MODE_MASK) >> MV_CESA_MAC_MODE_OFFSET;
			mvOsPrintf("- %s ", mvCesaDebugMacModeStr(macMode));
		}
		mvOsPrintf("\n");

		if (mode > 0) {
			mvOsPrintf("config=0x%08x, cryptoKeySize=%d, digestSize=%d\n",
				   pCesaSAD[sid]->config, pCesaSAD[sid]->cryptoKeyLength, pCesaSAD[sid]->digestSize);

			mvCesaDebugSramSA(pCesaSAD[sid]->pSramSA, mode);
		}
		/*} */
	}
}

 /**/ void mvCesaDebugSram(int mode)
{
	MV_U8 chan = 0;

	for (chan = 0; chan < MV_CESA_CHANNELS; chan++) {
		mvOsPrintf("\n\nChannel %d:\n", chan);
		mvOsPrintf("===========\n");

		mvOsPrintf("\n\t SRAM contents: size=%d, pVirt=%p\n\n", (int)sizeof(MV_CESA_SRAM_MAP),
						cesaSramVirtPtr[chan]);

		mvOsPrintf("\n\t Sram buffer: size=%d, pVirt=%p\n", MV_CESA_MAX_BUF_SIZE, cesaSramVirtPtr[chan]->buf);
		if (mode != 0)
			mvDebugMemDump(cesaSramVirtPtr[chan]->buf, 64, 1);

		mvOsPrintf("\n");
		mvOsPrintf("\n\t Sram descriptor: size=%d, pVirt=%p\n", (int)sizeof(MV_CESA_DESC),
						&cesaSramVirtPtr[chan]->desc);
		if (mode != 0) {
			mvOsPrintf("\n");
			mvCesaDebugDescriptor(&cesaSramVirtPtr[chan]->desc);
		}
		mvOsPrintf("\n\t Sram IV: size=%d, pVirt=%p\n", MV_CESA_MAX_IV_LENGTH, &cesaSramVirtPtr[chan]->cryptoIV);
		if (mode != 0) {
			mvOsPrintf("\n");
			mvDebugMemDump(cesaSramVirtPtr[chan]->cryptoIV, MV_CESA_MAX_IV_LENGTH, 1);
		}
		mvOsPrintf("\n");
		mvCesaDebugSramSA(&cesaSramVirtPtr[chan]->sramSA, 0);
	}
}

void mvCesaDebugSAD(int mode)
{
	int sid;

	mvOsPrintf("\n\t Cesa SAD status: pSAD=%p, maxSA=%d\n", pCesaSAD, cesaMaxSA);

	for (sid = 0; sid < cesaMaxSA; sid++)
		mvCesaDebugSA(sid, mode);
}

void mvCesaDebugStats(void)
{
	mvOsPrintf("\n\t Cesa Statistics\n");

	mvOsPrintf("Opened=%u, Closed=%u\n", cesaStats.openedCount, cesaStats.closedCount);
	mvOsPrintf("Req=%u, maxReq=%u, frags=%u, start=%u\n",
		   cesaStats.reqCount, cesaStats.maxReqCount, cesaStats.fragCount, cesaStats.startCount);

#ifdef MV_CESA_CHAIN_MODE
	mvOsPrintf("maxChainUsage=%u\n", cesaStats.maxChainUsage);
#endif

	mvOsPrintf("\n");
	mvOsPrintf("proc=%u, ready=%u, notReady=%u\n",
		   cesaStats.procCount, cesaStats.readyCount, cesaStats.notReadyCount);
}

void mvCesaDebugStatsClear(void)
{
	memset(&cesaStats, 0, sizeof(cesaStats));
}