iotestrdp.c
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/*************************************************************************
*
* File: iotestrdp.c
*
* This file contains the routines to test RDP.
*
* $Header: /root/leakn64/depot/rf/sw/bbplayer/iosim/src/iotestrdp.c,v 1.10 2002/12/07 23:18:19 whs Exp $
*
*/
#include <stdio.h>
#include <stdlib.h>
#include "trace.h"
#include "iomap.h"
#include "iotest.h"
#include "verify.h"
#include "simipc.h"
#include "bcp_util.h"
extern int IoCmd(int, int);
/***********************************************************************
* Test Routines
*
*/
int
RDPList(int a1, int a2, int a3, int a4)
{
VerifyInfo *verifp;
int StartAddr;
int Count;
unsigned int inst1, inst2;
long long st, ed;
#ifdef __sgi__
verifp = (VerifyInfo *)(PHYS_TO_K1(VERIFY_INFO_PHYSADDR));
StartAddr = verifp->rdpListAddr;
/*
* The rdpListSize is 64 bit written back by the SP. The count resides in
* the lower 32 bit. Since iosim only traps 32 bit mbus reads, we must
* read the lower 32 bit.
*/
Count = *(((unsigned int *)&verifp->rdpListSize)+1);
#else
{
int offset;
VerifyInfo tmp;
offset = ((void *) &tmp.rdpListAddr) - ((void *) &tmp);
if (a1) StartAddr = IO_READ(offset);
else StartAddr = IO_READ(VERIFY_INFO_PHYSADDR + offset);
offset = ((void *) &tmp.rdpListSize) - ((void *) &tmp);
if (a1) Count = IO_READ(offset + 4);
else Count = IO_READ(VERIFY_INFO_PHYSADDR + offset + 4);
}
#endif
#ifdef __DUMP_VERIFY_INFO__
{
/* DUMP info for Test 107 */
printf("\n **** Dump Verify info (RDPList) * * * * * \n");
printf("0x00-0x10 0x%8.8x 0x%8.8x 0x%8.8x 0x%8.8x\n",
IO_READ(VERIFY_INFO_PHYSADDR),
IO_READ(VERIFY_INFO_PHYSADDR+4),
IO_READ(VERIFY_INFO_PHYSADDR+8),
IO_READ(VERIFY_INFO_PHYSADDR+0xc));
printf("0x10-0x20 0x%8.8x 0x%8.8x 0x%8.8x 0x%8.8x\n",
IO_READ(VERIFY_INFO_PHYSADDR+0x10),
IO_READ(VERIFY_INFO_PHYSADDR+0x14),
IO_READ(VERIFY_INFO_PHYSADDR+0x18),
IO_READ(VERIFY_INFO_PHYSADDR+0x1c));
printf("0x20-0x30 0x%8.8x 0x%8.8x 0x%8.8x 0x%8.8x\n",
IO_READ(VERIFY_INFO_PHYSADDR+0x20),
IO_READ(VERIFY_INFO_PHYSADDR+0x24),
IO_READ(VERIFY_INFO_PHYSADDR+0x28),
IO_READ(VERIFY_INFO_PHYSADDR+0x2c));
printf("0x30-0x40 0x%8.8x 0x%8.8x 0x%8.8x 0x%8.8x\n",
IO_READ(VERIFY_INFO_PHYSADDR+0x30),
IO_READ(VERIFY_INFO_PHYSADDR+0x34),
IO_READ(VERIFY_INFO_PHYSADDR+0x38),
IO_READ(VERIFY_INFO_PHYSADDR+0x3c));
printf("0x40-0x50 0x%8.8x 0x%8.8x 0x%8.8x 0x%8.8x\n",
IO_READ(VERIFY_INFO_PHYSADDR+0x40),
IO_READ(VERIFY_INFO_PHYSADDR+0x44),
IO_READ(VERIFY_INFO_PHYSADDR+0x48),
IO_READ(VERIFY_INFO_PHYSADDR+0x4c));
printf("0x50-0x60 0x%8.8x 0x%8.8x 0x%8.8x 0x%8.8x\n",
IO_READ(VERIFY_INFO_PHYSADDR+0x50),
IO_READ(VERIFY_INFO_PHYSADDR+0x54),
IO_READ(VERIFY_INFO_PHYSADDR+0x58),
IO_READ(VERIFY_INFO_PHYSADDR+0x5c));
}
#endif
_TRACE(DLOG, printf("RDP list execute start(56) 0x%x, end 0x%x\n",
StartAddr, StartAddr + Count));
/* XXX Should we add a check for Flush at end? */
do {
inst1 = BD_IO_READ((StartAddr + Count - 8) & 0xFFFFFF);
inst2 = BD_IO_READ((StartAddr + Count - 4) & 0xFFFFFF);
Count -= 8;
} while ((inst1 == 0xe9000000) && (inst2 == 0));
Count += 16; /* Only keep the last fullsync */
SIM_TIME(&st);
/* Write start & end addresses */
MemWrite(DPC_START_REG, StartAddr, 0, 0);
MemWrite(DPC_END_REG, StartAddr + Count, 0, 0);
/* status read */
MemRead(DPC_STATUS_REG, 0, 0, 0);
/* wait until DMA counter is at end */
/* MemReadUntil(DPC_CURRENT_REG, 0x00ffffff, StartAddr + Count, 0); */
while (MemReadCompMaskNoError(DPC_CURRENT_REG, StartAddr + Count, 0x00ffffff, 0))
{
IoCmd(REQ_STALL, NumberStallCycles);
}
/* wait for full sync */
/* MemPollStatus(DPC_STATUS_REG, DPC_STATUS_PIPE_BUSY, 1, 0); */
while (MemReadCompMaskNoError(DPC_STATUS_REG, 0, DPC_STATUS_PIPE_BUSY, 0))
{
IoCmd(REQ_STALL, NumberStallCycles);
}
SIM_TIME(&ed);
{
FILE *f = fopen("/tmp/bb_perf", "ab");
if(f) fprintf(f, " Takes CPU %d ns\n", (int)(ed-st));
if (f) fclose(f);
}
return 1;
} /* RDPList */
/*
* Loop RDP display list until memory compares
*/
int
RDPListLoop(int addr, int data, int max_loops, int failExpected)
{
VerifyInfo *verifp;
int StartAddr;
int Count;
int nloops = 0;
#ifdef __sgi__
verifp = (VerifyInfo *)(PHYS_TO_K1(VERIFY_INFO_PHYSADDR));
StartAddr = verifp->rdpListAddr;
/*
* The rdpListSize is 64 bit written back by the SP. The count resides in
* the lower 32 bit. Since iosim only traps 32 bit mbus reads, we must
* read the lower 32 bit.
*/
Count = *(((unsigned int *)&verifp->rdpListSize)+1);
#else
{
int offset;
VerifyInfo tmp;
offset = ((void *) &tmp.rdpListAddr) - ((void *) &tmp);
StartAddr = IO_READ(VERIFY_INFO_PHYSADDR + offset);
offset = ((void *) &tmp.rdpListSize) - ((void *) &tmp);
Count = IO_READ(VERIFY_INFO_PHYSADDR + offset + 4);
}
#endif
_TRACE(DLOG, printf("RDP list execute start 120 0x%x, end 0x%x\n",
StartAddr, StartAddr + Count));
/* XXX Should we add a check for Flush at end? */
do {
/* Write start & end addresses */
MemWrite(DPC_START_REG, StartAddr, 0, 0);
MemWrite(DPC_END_REG, StartAddr + Count, 0, 0);
/* status read */
MemRead(DPC_STATUS_REG, 0, 0, 0);
/* wait until DMA counter is at end */
MemReadUntil(DPC_CURRENT_REG, 0x00ffffff, StartAddr + Count, 0);
/* wait for full sync */
MemPollStatus(DPC_STATUS_REG, DPC_STATUS_PIPE_BUSY, 1, 0);
/* repeat display list until memory matches given value */
_TRACE(DLOG, printf("RDP list executed, loop %d\n", nloops++));
if(nloops > max_loops)
{
_TRACE(DLOG, printf("RDP list executed %d loops, exceeded max loops, test passed\n", nloops));
return 1;
}
} while ( MemReadCompare(addr, data, 0, failExpected));
_TRACE(DLOG, printf("RDP list loop failed at %d loops\n", nloops));
_TRACE(DERROR, LOG_ERROR(max_loops, nloops));
return -1;
} /* RDPListLoop */
/*
* Check DP counter values before stalling
*/
int
RDPListCounter(int a1, int a2, int a3, int a4)
{
VerifyInfo *verifp;
int StartAddr;
int Count;
verifp = (VerifyInfo *)(PHYS_TO_K1(VERIFY_INFO_PHYSADDR));
StartAddr = verifp->rdpListAddr;
/*
* The rdpListSize is 64 bit written back by the SP. The count resides in
* the lower 32 bit. Since iosim only traps 32 bit mbus reads, we must
* read the lower 32 bit.
*/
Count = *(((unsigned int *)&verifp->rdpListSize)+1);
_TRACE(DLOG, printf("RDP list counter execute start 0x%x, end 0x%x\n",
StartAddr, StartAddr + Count));
/* XXX Should we add a check for Flush at end? */
/* Write start & end addresses */
MemWrite(DPC_START_REG, StartAddr, 0, 0);
MemWrite(DPC_END_REG, StartAddr + Count, 0, 0);
/* clear out counters */
MemWrite(DPC_STATUS_REG,
DPC_CLR_TMEM_CTR |
DPC_CLR_PIPE_CTR |
DPC_CLR_CMD_CTR |
DPC_CLR_CLOCK_CTR,
0, 0);
/* status read */
MemRead(DPC_STATUS_REG, 0, 0, 0);
/* wait until DMA counter is at end */
while (MemReadCompMaskNoError(DPC_CURRENT_REG, StartAddr + Count, 0x00ffffff, 0))
{
MemRead(DPC_CLOCK_REG, 0, 0, 0);
MemRead(DPC_BUFBUSY_REG, 0, 0, 0);
MemRead(DPC_PIPEBUSY_REG, 0, 0, 0);
MemRead(DPC_TMEM_REG, 0, 0, 0);
IoCmd(REQ_STALL, NumberStallCycles);
}
/* wait for full sync */
while (MemReadCompMaskNoError(DPC_STATUS_REG, 0, DPC_STATUS_PIPE_BUSY, 0))
{
MemRead(DPC_CLOCK_REG, 0, 0, 0);
MemRead(DPC_BUFBUSY_REG, 0, 0, 0);
MemRead(DPC_PIPEBUSY_REG, 0, 0, 0);
MemRead(DPC_TMEM_REG, 0, 0, 0);
IoCmd(REQ_STALL, NumberStallCycles);
}
return 1;
} /* RDPList */