1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
|
/*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#define PLLTEST_C
static const char ThisFile[] = "PLLTEST.c";
#include "SWFUNC.H"
#include "COMMINF.H"
#include "STDUBOOT.H"
#include "TYPEDEF.H"
#include "IO.H"
#include "PLLTESTU.H"
/*
* static
*/
static UCHAR jVersion[] = "v.0.57.00";
void print_usage( void )
{
printf(" PLLTest [pll mode] [err rate]\n");
printf(" [pll mode] h-pll: ARM CPU Clock PLL\n");
printf(" m-pll: Memory Clock PLL\n");
printf(" [err rate] Error Rate: unit %\n");
printf(" default is 1%\n");
}
BOOL CompareToRing(_VGAInfo *VGAInfo, ULONG ulPLLMode, ULONG ulDCLK, ULONG ulErrRate)
{
ULONG ulCounter, ulLowLimit, ulHighLimit;
ULONG ulData, ulValue, ulDiv;
ULONG ulSCUBase;
double del0;
ULONG uldel0;
if ((VGAInfo->usDeviceID == 0x1160) || (VGAInfo->usDeviceID == 0x1180))
ulSCUBase = 0x80fc8200;
else
ulSCUBase = 0x1e6e2000;
//Fixed AST2300 H-PLL can't Get Correct Value in VGA only mode, ycchen@081711
if ( (VGAInfo->jRevision >= 0x20) && (ulPLLMode == HPLL_PLLMODE_AST2300) )
{
WriteSOC_DD(ulSCUBase, 0x1688a8a8);
ulData = ReadSOC_DD(ulSCUBase + 0x08);
WriteSOC_DD(ulSCUBase + 0x08, ulData & 0xFFFFFF00);
}
ulCounter = (ulDCLK/1000) * 512 / 24000 - 1;
ulLowLimit = ulCounter * (100 - ulErrRate) / 100;
ulHighLimit = ulCounter * (100 + ulErrRate) / 100;
DELAY(10);
WriteSOC_DD(ulSCUBase, 0x1688a8a8);
WriteSOC_DD(ulSCUBase + 0x28, (ulHighLimit << 16) | ulLowLimit);
WriteSOC_DD(ulSCUBase + 0x10, ulPLLMode);
WriteSOC_DD(ulSCUBase + 0x10, ulPLLMode | 0x03);
DELAY(1);
do {
ulData = ReadSOC_DD(ulSCUBase + 0x10);
} while (!(ulData & 0x40));
ulValue = ReadSOC_DD(ulSCUBase + 0x14);
//Patch for AST1160/1180 DCLK calculate
if ( ((VGAInfo->usDeviceID == 0x1160) || (VGAInfo->usDeviceID == 0x1180)) && (ulPLLMode == DPLL_PLLMODE_AST1160) )
{
ulData = ReadSOC_DD(0x80fc906c);
ulDiv = ulData & 0x000c0000;
ulDiv >>= 18;
ulDiv++;
ulValue /= ulDiv;
}
if ( (VGAInfo->jRevision >= 0x20) && (ulPLLMode == DEL0_PLLMODE_AST2300) )
{
del0 = (double)(24.0 * (ulValue + 1) / 512.0);
del0 = 1000/del0/16/8;
uldel0 = (ULONG) (del0 * 1000000);
if (uldel0 < ulDCLK)
{
printf( "[PASS][DEL0] Actual DEL0:%f ns, Max. DEL0:%f ns \n", del0, (double)ulDCLK/1000000);
ulData |= 0x80;
}
else
{
printf( "[ERROR][DEL0] Actual DEL0:%f ns, Max. DEL0:%f ns \n", del0, (double)ulDCLK/1000000);
ulData == 0x00;
}
}
else
{
printf( "[INFO] PLL Predict Count = %x, Actual Count = %x \n", ulCounter, ulValue);
}
WriteSOC_DD(ulSCUBase + 0x10, 0x2C); //disable ring
if (ulData & 0x80)
return (TRUE);
else
return(FALSE);
} /* CompareToRing */
VOID GetDRAMInfo(_VGAInfo *VGAInfo)
{
ULONG ulData, ulData2;
ULONG ulRefPLL, ulDeNumerator, ulNumerator, ulDivider, ulOD;
if (VGAInfo->jRevision >= 0x10)
{
WriteSOC_DD(0x1e6e2000, 0x1688A8A8);
//Get DRAM Bus Width
ulData = ReadSOC_DD(0x1e6e0004);
if (ulData & 0x40)
VGAInfo->ulDRAMBusWidth = 16;
else
VGAInfo->ulDRAMBusWidth = 32;
ulRefPLL = 24000;
if (VGAInfo->jRevision >= 0x30) //AST2400
{
ulData = ReadSOC_DD(0x1e6e2070);
if (ulData & 0x00800000) //D[23] = 1
ulRefPLL = 25000;
}
ulData = ReadSOC_DD(0x1e6e2020);
ulDeNumerator = ulData & 0x0F;
ulNumerator = (ulData & 0x07E0) >> 5;
ulOD = (ulData & 0x10) ? 1:2;
ulData = (ulData & 0x7000) >> 12;
switch (ulData)
{
case 0x07:
ulDivider = 16;
break;
case 0x06:
ulDivider = 8;
break;
case 0x05:
ulDivider = 4;
break;
case 0x04:
ulDivider = 2;
break;
default:
ulDivider = 0x01;
}
VGAInfo->ulMCLK = ulRefPLL * ulOD * (ulNumerator + 2) / ((ulDeNumerator + 1) * ulDivider * 1000);
}
} // GetDRAMInfo
VOID GetCLKInfo( _VGAInfo *VGAInfo)
{
ULONG ulData, ulCPUTrap, ulAHBTrap;
ULONG ulRefPLL, ulDeNumerator, ulNumerator, ulDivider, ulOD;
if (VGAInfo->jRevision >= 0x30)
{
WriteSOC_DD(0x1e6e2000, 0x1688a8a8);
ulData = ReadSOC_DD(0x1e6e2024);
if (ulData & 0x40000) //from H-PLL
{
ulRefPLL = 24000;
ulData = ReadSOC_DD(0x1e6e2070);
if (ulData & 0x00800000) //D[23] = 1
ulRefPLL = 25000;
ulData = ReadSOC_DD(0x1e6e2024);
ulDeNumerator = ulData & 0x0F;
ulNumerator = (ulData & 0x07E0) >> 5;
ulOD = (ulData & 0x10) ? 1:2;
VGAInfo->ulCPUCLK = ulRefPLL * ulOD * (ulNumerator + 2) / ((ulDeNumerator + 1) * 1000);
}
else //from trapping
{
ulRefPLL = 24;
ulData = ReadSOC_DD(0x1e6e2070);
if (ulData & 0x00800000) //D[23] = 1
ulRefPLL = 25;
ulCPUTrap = ulData & 0x0300;
ulCPUTrap >>= 8;
switch (ulCPUTrap)
{
case 0x00:
VGAInfo->ulCPUCLK = ulRefPLL * 16;
break;
case 0x01:
VGAInfo->ulCPUCLK = ulRefPLL * 15;
break;
case 0x02:
VGAInfo->ulCPUCLK = ulRefPLL * 14;
break;
case 0x03:
VGAInfo->ulCPUCLK = ulRefPLL * 17;
break;
}
}
ulData = ReadSOC_DD(0x1e6e2070);
ulAHBTrap = ulData & 0x0c00;
ulAHBTrap >>= 10;
switch (ulAHBTrap)
{
case 0x00:
VGAInfo->ulAHBCLK = VGAInfo->ulCPUCLK;
break;
case 0x01:
VGAInfo->ulAHBCLK = VGAInfo->ulCPUCLK / 2;
break;
case 0x02:
VGAInfo->ulAHBCLK = VGAInfo->ulCPUCLK / 4;
break;
case 0x03:
VGAInfo->ulAHBCLK = VGAInfo->ulCPUCLK / 3;
break;
}
} //AST2400
else if (VGAInfo->jRevision >= 0x20)
{
WriteSOC_DD(0x1e6e2000, 0x1688a8a8);
ulData = ReadSOC_DD(0x1e6e2024);
if (ulData & 0x40000) //from H-PLL
{
ulRefPLL = 24000;
ulData = ReadSOC_DD(0x1e6e2024);
ulDeNumerator = ulData & 0x0F;
ulNumerator = (ulData & 0x07E0) >> 5;
ulOD = (ulData & 0x10) ? 1:2;
VGAInfo->ulCPUCLK = ulRefPLL * ulOD * (ulNumerator + 2) / ((ulDeNumerator + 1) * 1000);
}
else //from trapping
{
ulData = ReadSOC_DD(0x1e6e2070);
ulCPUTrap = ulData & 0x0300;
ulCPUTrap >>= 8;
switch (ulCPUTrap)
{
case 0x00:
VGAInfo->ulCPUCLK = 384;
break;
case 0x01:
VGAInfo->ulCPUCLK = 360;
break;
case 0x02:
VGAInfo->ulCPUCLK = 336;
break;
case 0x03:
VGAInfo->ulCPUCLK = 408;
break;
}
}
ulData = ReadSOC_DD(0x1e6e2070);
ulAHBTrap = ulData & 0x0c00;
ulAHBTrap >>= 10;
switch (ulAHBTrap)
{
case 0x00:
VGAInfo->ulAHBCLK = VGAInfo->ulCPUCLK;
break;
case 0x01:
VGAInfo->ulAHBCLK = VGAInfo->ulCPUCLK / 2;
break;
case 0x02:
VGAInfo->ulAHBCLK = VGAInfo->ulCPUCLK / 4;
break;
case 0x03:
VGAInfo->ulAHBCLK = VGAInfo->ulCPUCLK / 3;
break;
}
} //AST2300
} // GetCLKInfo
int pll_function(int argc, char *argv[])
{
_VGAInfo *pVGAInfo;
ULONG ulErrRate = 1;
ULONG PLLMode;
ULONG RefClk;
CHAR *stop_at;
CHAR i;
printf("**************************************************** \n");
printf("*** ASPEED Graphics PLL Test %s Log *** \n", jVersion);
printf("*** for u-boot *** \n");
printf("**************************************************** \n");
printf("\n");
// Check chip type
switch ( ReadSOC_DD( 0x1e6e2000 + 0x7c ) ) {
case 0x02010303 :
case 0x02000303 :
printf("The chip is AST2400\n" );
pVGAInfo->usDeviceID = 0x2400;
pVGAInfo->jRevision = 0x30;
break;
case 0x02010103 :
case 0x02000003 :
printf("The chip is AST1400\n" );
pVGAInfo->usDeviceID = 0x1400;
pVGAInfo->jRevision = 0x30;
break;
case 0x01010303 :
case 0x01000003 :
printf("The chip is AST2300\n" );
pVGAInfo->usDeviceID = 0x2300;
pVGAInfo->jRevision = 0x20;
break;
case 0x01010203 :
printf("The chip is AST1050\n" );
pVGAInfo->usDeviceID = 0x1050;
pVGAInfo->jRevision = 0x20;
break;
default :
printf ("Error Silicon Revision ID(SCU7C) %08lx!!!\n", ReadSOC_DD( 0x1e6e2000 + 0x7c ) );
return(1);
}
GetDRAMInfo( pVGAInfo );
GetCLKInfo( pVGAInfo );
if ( ( argc <= 1 ) || ( argc >= 4 ) ){
print_usage();
return (ERR_FATAL);
}
else {
for ( i = 1; i < argc; i++ ) {
switch ( i ) {
case 1:
if (!strcmp(argv[i], "m-pll"))
{
if (pVGAInfo->jRevision >= 0x20)
PLLMode = MPLL_PLLMODE_AST2300;
else
PLLMode = MPLL_PLLMODE;
RefClk = pVGAInfo->ulMCLK * 1000000;
if (pVGAInfo->jRevision >= 0x20) //dual-edge
RefClk /= 2;
}
else if (!strcmp(argv[i], "h-pll"))
{
if (pVGAInfo->jRevision >= 0x20)
PLLMode = HPLL_PLLMODE_AST2300;
else
PLLMode = HPLL_PLLMODE;
//AST2300 only has HCLK ring test mode, ycchen@040512
RefClk = pVGAInfo->ulCPUCLK * 1000000; //Other : H-PLL
if (pVGAInfo->jRevision >= 0x20) //AST2300: HCLK
RefClk = pVGAInfo->ulAHBCLK * 1000000;
}
else {
print_usage();
return (ERR_FATAL);
}
break;
case 2:
ulErrRate = (ULONG) strtoul(argv[i], &stop_at, 10);
break;
default:
break;
} // End switch()
} // End for
}
/* Compare ring */
if (CompareToRing(pVGAInfo, PLLMode, RefClk, ulErrRate ) == TRUE)
{
printf("[PASS] %s PLL Check Pass!! \n", argv[1]);
return 0;
}
else
{
printf("[ERROR] %s PLL Check Failed!! \n", argv[1]);
return (ERR_FATAL);
}
}
|
