Files
vhdl/lib/CPUs/MIPS/bsp/examples/testbench.c
T
jens 68429fd3b0 - many new tests
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git-svn-id: http://moon:8086/svn/vhdl/trunk@452 cc03376c-175c-47c8-b038-4cd826a8556b
2009-04-15 14:13:41 +00:00

842 lines
18 KiB
C

#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <math.h>
#include <time.h>
#include <sys/times.h>
#include <sys/time.h>
#include "libsys.h"
#define NO_ERROR 0x00000000
#define ERROR 0x80000000
#define IS_ERROR(e) ((e & ERROR) == ERROR)
#define TEST10_ERROR (ERROR | 0x10)
#define TEST11_ERROR (ERROR | 0x11)
#define TEST12_ERROR (ERROR | 0x12)
#define TEST13_ERROR (ERROR | 0x13)
#define TEST14_ERROR (ERROR | 0x14)
#define TEST15_ERROR (ERROR | 0x15)
char buffer[16384];
int g_i;
extern int paranoia(int argc, char **argv);
void handler3(void)
{
volatile UINT32 *pUART_stat = (UINT32*)sys_uart_stat;
volatile UINT32 *pUART_data = (UINT32*)sys_uart_data;
volatile UINT32 *pLED = (UINT32*)sys_led_port;
while((0x10 & *pUART_stat))
{
buffer[g_i] = (char)*pUART_data;
_cg_putchar(buffer[g_i]);
g_i = (g_i+1)%sizeof(buffer);
}
}
int g_cnt;
void handler7(void)
{
UINT32 volatile *pGPIO0 = (UINT32*)sys_gpio0;
UINT32 volatile *pTim_stat = (UINT32*)sys_itim_stat;
UINT32 volatile *pTim_cmp = (UINT32*)sys_itim_cmp;
UINT32 volatile *pTim_ctrl = (UINT32*)sys_itim_ctrl;
if (*pTim_cmp < 0x200)
{
// *pTim_ctrl &= ~1;
*pTim_cmp = 0x200;
// printf("pTim_cmp = %8.8X\n", *pTim_cmp);
}
if (*pTim_stat & 1)
{
*pTim_stat = 1;
*pGPIO0 = g_cnt++;
}
}
int fibonacci(int f0, int f1, int *pDst, int len)
{
int i;
i = 0;
pDst[i++] = f0;
pDst[i++] = f1;
for (; i < len; i++)
{
pDst[i] = pDst[i-2] + pDst[i-1];
}
return i;
}
void PrintCPUinfo(void)
{
int result, rev_id;
int cache_size, cache_line;
char *cpu_type_str[7] = {"invalid", "R2000", "R3000", "R6000", "R4000", "reserved", "R6000A"};
// Print Status register
result = CP0_SR_read();
printf("--------------------------------------------------\n");
printf("Status : %8.8X\n", result);
// Print Revision
result = CP0_PRID_read();
rev_id = (result >> 8) & 0xFF;
printf("CPU type : MIPS ");
if ((rev_id > 0) && (rev_id < 0x07))
{
printf(cpu_type_str[rev_id]);
printf(" Rev. ");
rev_id = result & 0xFF;
printf("%d", rev_id);
}
else
printf("Unknown");
printf("\n");
cache_size = (result >> 16) & 7;
cache_line = (result >> 19) & 7;
printf("I-Cache : %d kBytes (%d Bytes per line)\n", 4*(int)pow(2.0, (double)(8+cache_size))/1024, 4*(int)pow(2.0, (double)(cache_line)));
cache_size = (result >> 24) & 7;
cache_line = (result >> 27) & 7;
printf("D-Cache : %d kBytes (%d Bytes per line)\n", 4*(int)pow(2.0, (double)(8+cache_size))/1024, 4*(int)pow(2.0, (double)(cache_line)));
printf("--------------------------------------------------\n");
}
int Test10_LoadStore()
{
int *buf, i, result, data, err;
volatile int *pPtr;
buf = (int*)malloc(32*sizeof(int));
// sputs("buf = ");
// print_word((int)buf);
// sputs("\n");
while(1)
{
err = TEST10_ERROR;
// Basic Load/Store
pPtr = buf;
*pPtr++ = 0x00000000;
*pPtr++ = 0x55555555;
*pPtr++ = 0xAAAAAAAA;
*pPtr++ = 0xFFFFFFFF;
pPtr = buf;
if (*pPtr++ != 0x00000000)
break;
if (*pPtr++ != 0x55555555)
break;
if (*pPtr++ != 0xAAAAAAAA)
break;
if (*pPtr++ != 0xFFFFFFFF)
break;
// Filling from left
pPtr = buf;
data = 0x00000000;
for (i=0; i < 32; i++)
{
*pPtr++ = data;
data = data >> 1 | 0x80000000;
}
pPtr = buf;
data = 0x00000000;
for (i=0; i < 32; i++)
{
if (*pPtr++ != data)
break;
data = data >> 1 | 0x80000000;
}
if (i != 32)
break;
// Filling from right
pPtr = buf;
data = 0x00000000;
for (i=0; i < 32; i++)
{
*pPtr++ = data;
data = data << 1 | 1;
}
pPtr = buf;
data = 0x00000000;
for (i=0; i < 32; i++)
{
if (*pPtr++ != data)
break;
data = data << 1 | 1;
}
if (i != 32)
break;
// Walking ones
pPtr = buf;
data = 0x00000001;
for (i=0; i < 32; i++)
{
*pPtr++ = data;
data = data << 1;
}
pPtr = buf;
data = 0x00000001;
for (i=0; i < 32; i++)
{
if (*pPtr++ != data)
break;
data = data << 1;
}
if (i != 32)
break;
// Walking zeros
pPtr = buf;
data = 0xFFFFFFFE;
for (i=0; i < 32; i++)
{
*pPtr++ = data;
data = data << 1 | 1;
}
pPtr = buf;
data = 0xFFFFFFFE;
for (i=0; i < 32; i++)
{
if (*pPtr++ != data)
break;
data = data << 1 | 1;
}
if (i != 32)
break;
err = NO_ERROR;
break;
}
free(buf);
return err;
}
#define NUM_ELEMENTS 10000
#define NUM_RUNS 3
int Test11_AddSub()
{
int buf[NUM_ELEMENTS], result, i, j, diff, fill, num_right_elements, num_right_runs;
fill = 0xAAAAAAAA;
num_right_runs = 0;
for (i=0; i < NUM_RUNS; i++)
{
for (j=0; j < NUM_ELEMENTS; j++)
{
buf[j] = fill;
fill = ((fill ^ j) - 1) << 1;
}
num_right_elements = 2;
result = fibonacci(i, i+1, buf, NUM_ELEMENTS);
for (j=2; j < NUM_ELEMENTS; j++)
{
diff = buf[j] - buf[j-1];
if (diff == buf[j-2])
num_right_elements++;
}
if (num_right_elements == NUM_ELEMENTS)
num_right_runs++;
}
if (num_right_runs != NUM_RUNS)
return TEST11_ERROR;
return NO_ERROR;
}
int Test12_MulDiv()
{
int mix, i, j;
int s1, s2, sp, st;
div_t div_res;
long cl;
cl = (long)clock();
srand(cl);
for (i=0; i < 100; i++)
{
for (j=1; j < 100; j++)
{
mix = (int)rand();
mix = (mix << 8) ^ (mix << 16);
s1 = (int)rand() ^ mix;
mix = (int)rand();
mix = (mix << 8) ^ (mix << 16);
s2 = (int)rand() ^ mix;
if (!s2)
{
fprintf(stderr, "Test12_MulDiv(): Division by zero!\n");
fprintf(stderr, "Clock() was 0x%8.8X\n", cl);
continue;
}
div_res = div(s1, s2);
sp = s2*div_res.quot;
st = div_res.rem + sp;
if (st != s1)
return TEST12_ERROR;
}
}
return NO_ERROR;
}
int Test13_COP0_Load_Store(void)
{
int i,size;
UINT32 *pSrc32, *pDst32;
size = 0x2000;
pSrc32 = (UINT32*)0xBFC00000;
pDst32 = (UINT32*)calloc(size,sizeof(UINT32));
for (i=0; i < size/4; i++)
{
CP0_TR_read_ptr(&pSrc32[i]);
CP0_TR_write_ptr(&pDst32[i]);
}
for (i=size/4-1; i >= 0; i--)
if (pDst32[i] != pSrc32[i])
break;
free(pDst32);
i++;
if (i)
return TEST13_ERROR;
return NO_ERROR;
}
int Test14_DCACHE_invalidate(void)
{
int i,size;
UINT32 *pSrc32, *pDst32;
size = 0x2000;
pSrc32 = (UINT32*)0xBFC00000;
pDst32 = (UINT32*)calloc(size,sizeof(UINT32));
for (i=0; i < size/4; i++)
{
pDst32[i] = pSrc32[i];
DCACHE_invalidate_at(&pDst32[i]);
}
for (i=size/4-1; i >= 0; i--)
{
DCACHE_invalidate_at(&pDst32[i]);
if (pDst32[i] != pSrc32[i])
break;
}
free(pDst32);
i++;
if (i)
return TEST14_ERROR;
pDst32 = (UINT32*)calloc(size,sizeof(UINT32));
for (i=0; i < size/4; i++)
{
pDst32[i] = pSrc32[i];
}
DCACHE_invalidate_all();
for (i=size/4-1; i >= 0; i--)
if (pDst32[i] != pSrc32[i])
break;
free(pDst32);
i++;
if (i)
return TEST14_ERROR;
return NO_ERROR;
}
#define PI_SCALE 10000
#define PI_MAXARR 2800
#define PI_ARRINIT 2000
int Test15_pi_calc()
{
int i, j, k;
int carry = 0;
int arr[PI_MAXARR+1];
UINT32 int_part, result;
UINT16 pi_res[200] = {0};
UINT16 pi_ref[200] =
{
3141,5926,5358,9793,2384,6264,3383,2795, 288,4197,1693,9937,5105,8209,7494,4592,3078,1640,6286,2089,9862,8034,8253,4211,
7067,9821,4808,6513,2823, 664,7093,8446, 955, 582,2317,2535,9408,1284,8111,7450,2841, 270,1938,5211, 555,9644,6229,4895,
4930,3819,6442,8810,9756,6593,3446,1284,7564,8233,7867,8316,5271,2019, 914,5648,5669,2346, 348,6104,5432,6648,2133,9360,
7260,2491,4127,3724,5870, 660,6315,5881,7488,1520,9209,6282,9254, 917,1536,4367,8925,9036, 11,3305,3054,8820,4665,2138,
4146,9519,4151,1609,4330,5727, 365,7595,9195,3092,1861,1738,1932,6117,9310,5118,5480,7446,2379,9627,4956,7351,8857,5272,
4891,2279,3818,3011,9491,2983,3673,3624,4065,6643, 860,2139,4946,3952,2473,7190,7021,7986, 943,7027,7053,9217,1762,9317,
6752,3846,7481,8467,6694, 513,2000,5681,2714,5263,5608,2778,5771,3427,5778,9609,1736,3717,8721,4684,4090,1224,9534,3014,
6549,5853,7105, 792,2796,8925,8923,5420,1995,6112,1290,2196, 864, 344,1815,9813,6297,7477,1309,9605,1870,7211,3499,9999,
8372,9780,4995,1059,7317,3281,6096,3185
};
// setbuf(stdout, NULL);
k = 0;
for (i = 0; i <= PI_MAXARR; ++i)
arr[i] = PI_ARRINIT;
for (i = PI_MAXARR; i; i -= 14)
{
int sum = 0;
for (j = i; j > 0; --j)
{
sum = sum*j + PI_SCALE*arr[j];
arr[j] = sum % (j*2-1);
sum /= (j*2-1);
}
result = carry + sum/PI_SCALE;
int_part = PI_SCALE * (result / PI_SCALE);
pi_res[k] = (UINT16)(result - int_part);
carry = sum % PI_SCALE;
k++;
}
for (k=0; k < sizeof(pi_ref)/sizeof(UINT16); k++)
{
printf("%d", pi_res[k]);
}
printf("\n");
if(memcmp(pi_res, pi_ref, sizeof(pi_ref)))
return TEST15_ERROR;
return NO_ERROR;
}
#define TEST_SIZE (16*1024*1024) // Bytes
#define SMALL_TEST_SIZE (8192) // Bytes
int main (void)
{
int result, i, j, cnt, size;
UINT32 volatile *pUART_baud = (UINT32*)sys_uart_baud;
UINT32 volatile *pReg = (UINT32*)sys_led_port;
UINT32 volatile *pReg_usec = (UINT32*)sys_timer_usec;
UINT32 volatile *pReg_sec = (UINT32*)sys_timer_sec;
UINT32 volatile *pSSRAM = (UINT32*)sys_ssram_io;
UINT32 volatile *pTim_ctrl = (UINT32*)sys_itim_ctrl;
UINT32 volatile *pTim_stat = (UINT32*)sys_itim_stat;
UINT32 volatile *pTim_cnt = (UINT32*)sys_itim_cnt;
UINT32 volatile *pTim_cmp = (UINT32*)sys_itim_cmp;
g_cnt = 1;
srand(clock());
*pTim_cnt = 0;
*pTim_cmp = (UINT32)(rand() & 0x3FF);
*pTim_stat = 1;
*pTim_ctrl = 3;
time_t curr_date;
struct tm *pDate, date;
UINT32 start, end;
char sel[80];
struct timeval time_sec;
UINT8 *ram8 = NULL;
UINT16 *ram16 = NULL;
UINT32 *ram32 = NULL;
UINT32 *pSrc32, *pDst32;
// *pUART_baud = 1;
setbuf(stdout, NULL);
PrintCPUinfo();
g_i = 0;
memset(buffer, 0, sizeof(buffer));
interrupt_register(3, handler3);
fprintf(stderr, "UART interrupt registered.\n");
interrupt_register(7, handler7);
fprintf(stderr, "Timer interrupt registered.\n");
// ----------------------------------------------------------
// Memtest BEGIN
/* printf("SSRAM Memory Test\r\n");
printf("Small data test\r\n");
printf("Write (32-Bit access)...");
start = clock();
for (j=0; j < TEST_SIZE/SMALL_TEST_SIZE; j++)
for (i=0; i < SMALL_TEST_SIZE/4; i++)
pSSRAM[i] = (UINT32)i;
end = clock();
printf("done (%.2f MByte/s)\n", (double)TEST_SIZE/(1000*(end-start)));
PrintBuffer8((UINT8*)pSSRAM, 16, 256);
printf("Verify (32-Bit access)...");
start = clock();
for (j=0; j < TEST_SIZE/SMALL_TEST_SIZE; j++)
for (i=SMALL_TEST_SIZE/4-1; i >= 0; i--)
if (pSSRAM[i] != (UINT32)i)
break;
end = clock();
i++;
if (i)
printf("failed\r\n");
else
printf("passed (%.2f MByte/s)\n", (double)TEST_SIZE/(1000*(end-start)));
*/
// ----------------------------------------------------------
// Memtest BEGIN
printf("SDRAM Memory Test\n");
printf("Test size %d kByte\n\n", TEST_SIZE/1024);
ram8 = (UINT8*)calloc(TEST_SIZE,sizeof(UINT8));
printf("Zeroize Memory (memset)...");
start = clock();
memset(ram8, 0, TEST_SIZE);
end = clock();
printf("done (%.2f MByte/s)\n", (double)TEST_SIZE/(1000*(end-start)));
free(ram8);
ram8 = (UINT8*)calloc(TEST_SIZE,sizeof(UINT8));
printf("Zeroize Memory (8-Bit access)...");
start = clock();
for (i=0; i < TEST_SIZE; i++)
ram8[i] = (UINT8)0;
end = clock();
printf("done (%.2f MByte/s)\n", (double)TEST_SIZE/(1000*(end-start)));
free(ram8);
ram16 = (UINT16*)calloc(TEST_SIZE/2,sizeof(UINT16));
printf("Zeroize Memory (16-Bit access)...");
start = clock();
for (i=0; i < TEST_SIZE/2; i++)
ram16[i] = (UINT16)0;
end = clock();
printf("done (%.2f MByte/s)\n", (double)TEST_SIZE/(1000*(end-start)));
free(ram16);
ram32 = (UINT32*)calloc(TEST_SIZE/4,sizeof(UINT32));
printf("Zeroize Memory (32-Bit access)...");
start = clock();
for (i=0; i < TEST_SIZE/4; i++)
ram32[i] = (UINT32)0;
end = clock();
printf("done (%.2f MByte/s)\n", (double)TEST_SIZE/(1000*(end-start)));
free(ram32);
ram8 = (UINT8*)calloc(TEST_SIZE,sizeof(UINT8));
printf("Write (8-Bit access)...");
start = clock();
for (i=0; i < TEST_SIZE; i++)
ram8[i] = (UINT8)i;
end = clock();
printf("done (%.2f MByte/s)\n", (double)TEST_SIZE/(1000*(end-start)));
printf("Verify (8-Bit access)...");
start = clock();
for (i=TEST_SIZE-1; i >= 0; i--)
if (ram8[i] != (UINT8)i)
break;
end = clock();
i++;
if (i)
printf("failed\r\n");
else
printf("passed (%.2f MByte/s)\n", (double)TEST_SIZE/(1000*(end-start)));
free(ram8);
ram16 = (UINT16*)calloc(TEST_SIZE/2,sizeof(UINT16));
printf("Write (16-Bit access)...");
start = clock();
for (i=0; i < TEST_SIZE/2; i++)
ram16[i] = (UINT16)i;
end = clock();
printf("done (%.2f MByte/s)\n", (double)TEST_SIZE/(1000*(end-start)));
printf("Verify (16-Bit access)...");
start = clock();
for (i=TEST_SIZE/2-1; i >= 0; i--)
if (ram16[i] != (UINT16)i)
break;
end = clock();
i++;
if (i)
printf("failed\r\n");
else
printf("passed (%.2f MByte/s)\n", (double)TEST_SIZE/(1000*(end-start)));
free(ram16);
ram32 = (UINT32*)calloc(TEST_SIZE/4,sizeof(UINT32));
printf("Write (32-Bit access)...");
start = clock();
for (i=0; i < TEST_SIZE/4; i++)
{
ram32[i] = (UINT32)i;
}
end = clock();
printf("done (%.2f MByte/s)\n", (double)TEST_SIZE/(1000*(end-start)));
printf("Verify (32-Bit access)...");
start = clock();
for (i=TEST_SIZE/4-1; i >= 0; i--)
{
if (ram32[i] != (UINT32)i)
break;
}
end = clock();
i++;
if (i)
printf("failed\r\n");
else
printf("passed (%.2f MByte/s)\n", (double)TEST_SIZE/(1000*(end-start)));
free(ram32);
printf("Small data test\r\n");
printf("Test size %d kByte\n\n", SMALL_TEST_SIZE/1024);
printf("Write (32-Bit access)...");
ram32 = (UINT32*)calloc(SMALL_TEST_SIZE/4,sizeof(UINT32));
start = clock();
for (j=0; j < TEST_SIZE/SMALL_TEST_SIZE; j++)
for (i=0; i < SMALL_TEST_SIZE/4; i++)
ram32[i] = (UINT32)i;
end = clock();
printf("done (%.2f MByte/s)\n", (double)TEST_SIZE/(1000*(end-start)));
// -------------------------------------------------------------------
// Verify
printf("Verify (32-Bit access)...");
start = clock();
for (j=0; j < TEST_SIZE/SMALL_TEST_SIZE; j++)
for (i=SMALL_TEST_SIZE/4-1; i >= 0; i--)
if (ram32[i] != (UINT32)i)
break;
end = clock();
i++;
if (i)
printf("failed\r\n");
else
printf("passed (%.2f MByte/s)\n", (double)TEST_SIZE/(1000*(end-start)));
// -------------------------------------------------------------------
free(ram32);
printf("Memcpy() Test \n");
pSrc32 = (UINT32*)calloc(TEST_SIZE/8,sizeof(UINT32));
pDst32 = (UINT32*)calloc(TEST_SIZE/8,sizeof(UINT32));
printf("Copying %d kBytes...", TEST_SIZE/(2*1024));
start = clock();
memcpy(pDst32, pSrc32, TEST_SIZE/2);
end = clock();
printf("done (%.2f MByte/s)\n", (double)TEST_SIZE/(2*1000*(end-start)));
free(pSrc32);
free(pDst32);
printf("Boot code read \n");
size = 0x2000;
pSrc32 = (UINT32*)0xBFC00000;
pDst32 = (UINT32*)calloc(size,sizeof(UINT32));
memcpy(pDst32, pSrc32, size);
printf("Verify Boot code...");
for (i=size/4-1; i >= 0; i--)
if (pDst32[i] != pSrc32[i])
break;
i++;
if (i)
printf("failed\r\n");
else
printf("passed\r\n");
free(pDst32);
memdump((UINT8*)pSrc32, 0, 16, size);
// Memtest END
// ----------------------------------------------------------
sputs("\r\n");
printf("Aktuelles Datum\n");
curr_date = time(NULL);
pDate = gmtime(&curr_date);
puts(asctime(pDate));
printf("Datum und Uhrzeit setzen? [j/N]: ");
scanf("%s", sel);
if (toupper(sel[0]) == 'J')
{
do
{
printf("Datum\n");
printf("Jahr : ");
scanf("%d", &date.tm_year);
printf("Monat : ");
scanf("%d", &date.tm_mon);
printf("Tag : ");
scanf("%d", &date.tm_mday);
printf("Uhrzeit\n");
printf("Stunde : ");
scanf("%d", &date.tm_hour);
printf("Minute : ");
scanf("%d", &date.tm_min);
printf("Sekunde : ");
scanf("%d", &date.tm_sec);
date.tm_year -= 1900;
date.tm_mon -= 1;
time_sec.tv_sec = mktime(&date);
time_sec.tv_usec = 0;
settimeofday(&time_sec, NULL);
printf("Datum\n");
curr_date = time(NULL);
pDate = gmtime(&curr_date);
puts(asctime(pDate));
printf("\nOK? [J/n]: ");
scanf("%s", sel);
printf("sel=%d\n", (int)sel[0]);
} while(toupper(sel[0]) == 'N');
}
interrupt_enable(3);
interrupt_enable(7);
cnt = 0;
while (1)
{
for (i=0; i < 100000; i++)
{
interrupt_disable(7);
}
for (i=0; i < 100000; i++)
{
interrupt_enable(7);
}
*pReg = cnt & 0x3FFFFFFF;
printf("-------------------------------------------\n");
printf("-- LoadStore ------------------------------\n");
printf("-------------------------------------------\n");
result = Test10_LoadStore();
if (IS_ERROR(result))
break;
printf("passed\n\n");
printf("-------------------------------------------\n");
printf("-- AddSub ---------------------------------\n");
printf("-------------------------------------------\n");
result = Test11_AddSub();
if (IS_ERROR(result))
break;
printf("passed\n\n");
printf("-------------------------------------------\n");
printf("-- MulDiv ---------------------------------\n");
printf("-------------------------------------------\n");
result = Test12_MulDiv();
if (IS_ERROR(result))
break;
printf("passed\n\n");
printf("-------------------------------------------\n");
printf("-- Cop0 LWZ0 and SWC0 ---------------------\n");
printf("-------------------------------------------\n");
result = Test13_COP0_Load_Store();
if (IS_ERROR(result))
break;
printf("passed\n\n");
printf("-------------------------------------------\n");
printf("-- D-Cache invalidate ---------------------\n");
printf("-------------------------------------------\n");
result = Test14_DCACHE_invalidate();
if (IS_ERROR(result))
break;
printf("passed\n\n");
printf("-------------------------------------------\n");
printf("-- PI calc --------------------------------\n");
printf("-------------------------------------------\n");
result = Test15_pi_calc();
if (IS_ERROR(result))
break;
printf("passed\n\n");
printf("-------------------------------------------\n");
printf("-- Paranoia -------------------------------\n");
printf("-------------------------------------------\n");
paranoia(1, NULL);
printf("passed\n\n");
printf("Iteration %d: Passed\n", cnt);
curr_date = time(NULL);
pDate = gmtime(&curr_date);
puts(asctime(pDate));
cnt++;
*pTim_cmp = (UINT32)(rand() & 0x3FF);
*pTim_ctrl |= 1;
// printf("V=%.17e\n", pow((double)cnt-1, (double)cnt));
}
*pReg = 0x40000000 | cnt;
fprintf(stderr, "Failed with error %8.8X\n", result);
return 1;
}