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gerrit.devboardsforandroid.linaro.org / platform / external / u-boot / 5e7abce99163a00b8d267cc8045f06b498728288 / . / arch / powerpc / cpu / ppc4xx / reginfo.c
blob: 2f1ab9e966f14f37f77ab647bf59f6c650f26199 [file] [log] [blame]
Niklaus Giger78d2a642009-10-04 20:04:21 +0200[diff] [blame]1/*
2 *(C) Copyright 2005-2009 Netstal Maschinen AG
3 * Bruno Hars (Bruno.Hars@netstal.com)
4 * Niklaus Giger (Niklaus.Giger@netstal.com)
5 *
6 * This source code is free software; you can redistribute it
7 * and/or modify it in source code form under the terms of the GNU
8 * General Public License as published by the Free Software
9 * Foundation; either version 2 of the License, or (at your option)
10 * any later version.
11 *
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
16 *
17 * You should have received a copy of the GNU General Public License
18 * along with this program; if not, write to the Free Software
19 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
20 */
21
22/*
23 * reginfo.c - register dump of HW-configuratin register for PPC4xx based board
24 */
25
26#include <common.h>
27#include <command.h>
28#include <asm/processor.h>
29#include <asm/io.h>
30#include <asm/ppc4xx-uic.h>
Stefan Roeseb36df562010-09-09 19:18:00 +0200[diff] [blame]31#include <asm/ppc4xx-emac.h>
Niklaus Giger78d2a642009-10-04 20:04:21 +0200[diff] [blame]32
33enum REGISTER_TYPE {
34 IDCR1, /* Indirectly Accessed DCR via SDRAM0_CFGADDR/SDRAM0_CFGDATA */
35 IDCR2, /* Indirectly Accessed DCR via EBC0_CFGADDR/EBC0_CFGDATA */
36 IDCR3, /* Indirectly Accessed DCR via EBM0_CFGADDR/EBM0_CFGDATA */
37 IDCR4, /* Indirectly Accessed DCR via PPM0_CFGADDR/PPM0_CFGDATA */
38 IDCR5, /* Indirectly Accessed DCR via CPR0_CFGADDR/CPR0_CFGDATA */
39 IDCR6, /* Indirectly Accessed DCR via SDR0_CFGADDR/SDR0_CFGDATA */
40 MM /* Directly Accessed MMIO Register */
41};
42
43struct cpu_register {
44 char *name;
45 enum REGISTER_TYPE type;
46 u32 address;
47};
48
49/*
50 * PPC440EPx registers ordered for output
51 * name type addr size
52 * -------------------------------------------
53 */
54
55const struct cpu_register ppc4xx_reg[] = {
56 {"PB0CR", IDCR2, PB0CR},
57 {"PB0AP", IDCR2, PB0AP},
58 {"PB1CR", IDCR2, PB1CR},
59 {"PB1AP", IDCR2, PB1AP},
60 {"PB2CR", IDCR2, PB2CR},
61 {"PB2AP", IDCR2, PB2AP},
62 {"PB3CR", IDCR2, PB3CR},
63 {"PB3AP", IDCR2, PB3AP},
64
65 {"PB4CR", IDCR2, PB4CR},
66 {"PB4AP", IDCR2, PB4AP},
67#if !defined(CONFIG_405EP)
68 {"PB5CR", IDCR2, PB5CR},
69 {"PB5AP", IDCR2, PB5AP},
70 {"PB6CR", IDCR2, PB6CR},
71 {"PB6AP", IDCR2, PB6AP},
72 {"PB7CR", IDCR2, PB7CR},
73 {"PB7AP", IDCR2, PB7AP},
74#endif
75
76 {"PBEAR", IDCR2, PBEAR},
77#if defined(CONFIG_405EP) || defined (CONFIG_405GP)
78 {"PBESR0", IDCR2, PBESR0},
79 {"PBESR1", IDCR2, PBESR1},
80#endif
81 {"EBC0_CFG", IDCR2, EBC0_CFG},
82
83#ifdef CONFIG_405GP
84 {"SDRAM0_BESR0", IDCR1, SDRAM0_BESR0},
85 {"SDRAM0_BESRS0", IDCR1, SDRAM0_BESRS0},
86 {"SDRAM0_BESR1", IDCR1, SDRAM0_BESR1},
87 {"SDRAM0_BESRS1", IDCR1, SDRAM0_BESRS1},
88 {"SDRAM0_BEAR", IDCR1, SDRAM0_BEAR},
89 {"SDRAM0_CFG", IDCR1, SDRAM0_CFG},
90 {"SDRAM0_RTR", IDCR1, SDRAM0_RTR},
91 {"SDRAM0_PMIT", IDCR1, SDRAM0_PMIT},
92
93 {"SDRAM0_B0CR", IDCR1, SDRAM0_B0CR},
94 {"SDRAM0_B1CR", IDCR1, SDRAM0_B1CR},
95 {"SDRAM0_B2CR", IDCR1, SDRAM0_B2CR},
96 {"SDRAM0_B3CR", IDCR1, SDRAM0_B1CR},
97 {"SDRAM0_TR", IDCR1, SDRAM0_TR},
98 {"SDRAM0_ECCCFG", IDCR1, SDRAM0_B1CR},
99 {"SDRAM0_ECCESR", IDCR1, SDRAM0_ECCESR},
100
101
102#endif
103
104#ifdef CONFIG_440EPX
105 {"SDR0_SDSTP0", IDCR6, SDR0_SDSTP0},
106 {"SDR0_SDSTP1", IDCR6, SDR0_SDSTP1},
107 {"SDR0_SDSTP2", IDCR6, SDR0_SDSTP2},
108 {"SDR0_SDSTP3", IDCR6, SDR0_SDSTP3},
109 {"SDR0_CUST0", IDCR6, SDR0_CUST0},
110 {"SDR0_CUST1", IDCR6, SDR0_CUST1},
Stefan Roese5e7abce2010-09-11 09:31:43 +0200[diff] [blame^]111 {"SDR0_EBC", IDCR6, SDR0_EBC},
112 {"SDR0_AMP0", IDCR6, SDR0_AMP0},
113 {"SDR0_AMP1", IDCR6, SDR0_AMP1},
Niklaus Giger78d2a642009-10-04 20:04:21 +0200[diff] [blame]114 {"SDR0_CP440", IDCR6, SDR0_CP440},
115 {"SDR0_CRYP0", IDCR6, SDR0_CRYP0},
116 {"SDR0_DDRCFG", IDCR6, SDR0_DDRCFG},
117 {"SDR0_EMAC0RXST", IDCR6, SDR0_EMAC0RXST},
118 {"SDR0_EMAC0TXST", IDCR6, SDR0_EMAC0TXST},
119 {"SDR0_MFR", IDCR6, SDR0_MFR},
120 {"SDR0_PCI0", IDCR6, SDR0_PCI0},
121 {"SDR0_PFC0", IDCR6, SDR0_PFC0},
122 {"SDR0_PFC1", IDCR6, SDR0_PFC1},
123 {"SDR0_PFC2", IDCR6, SDR0_PFC2},
124 {"SDR0_PFC4", IDCR6, SDR0_PFC4},
125 {"SDR0_UART0", IDCR6, SDR0_UART0},
126 {"SDR0_UART1", IDCR6, SDR0_UART1},
127 {"SDR0_UART2", IDCR6, SDR0_UART2},
128 {"SDR0_UART3", IDCR6, SDR0_UART3},
129 {"DDR0_02", IDCR1, DDR0_02},
130 {"DDR0_00", IDCR1, DDR0_00},
131 {"DDR0_01", IDCR1, DDR0_01},
132 {"DDR0_03", IDCR1, DDR0_03},
133 {"DDR0_04", IDCR1, DDR0_04},
134 {"DDR0_05", IDCR1, DDR0_05},
135 {"DDR0_06", IDCR1, DDR0_06},
136 {"DDR0_07", IDCR1, DDR0_07},
137 {"DDR0_08", IDCR1, DDR0_08},
138 {"DDR0_09", IDCR1, DDR0_09},
139 {"DDR0_10", IDCR1, DDR0_10},
140 {"DDR0_11", IDCR1, DDR0_11},
141 {"DDR0_12", IDCR1, DDR0_12},
142 {"DDR0_14", IDCR1, DDR0_14},
143 {"DDR0_17", IDCR1, DDR0_17},
144 {"DDR0_18", IDCR1, DDR0_18},
145 {"DDR0_19", IDCR1, DDR0_19},
146 {"DDR0_20", IDCR1, DDR0_20},
147 {"DDR0_21", IDCR1, DDR0_21},
148 {"DDR0_22", IDCR1, DDR0_22},
149 {"DDR0_23", IDCR1, DDR0_23},
150 {"DDR0_24", IDCR1, DDR0_24},
151 {"DDR0_25", IDCR1, DDR0_25},
152 {"DDR0_26", IDCR1, DDR0_26},
153 {"DDR0_27", IDCR1, DDR0_27},
154 {"DDR0_28", IDCR1, DDR0_28},
155 {"DDR0_31", IDCR1, DDR0_31},
156 {"DDR0_32", IDCR1, DDR0_32},
157 {"DDR0_33", IDCR1, DDR0_33},
158 {"DDR0_34", IDCR1, DDR0_34},
159 {"DDR0_35", IDCR1, DDR0_35},
160 {"DDR0_36", IDCR1, DDR0_36},
161 {"DDR0_37", IDCR1, DDR0_37},
162 {"DDR0_38", IDCR1, DDR0_38},
163 {"DDR0_39", IDCR1, DDR0_39},
164 {"DDR0_40", IDCR1, DDR0_40},
165 {"DDR0_41", IDCR1, DDR0_41},
166 {"DDR0_42", IDCR1, DDR0_42},
167 {"DDR0_43", IDCR1, DDR0_43},
168 {"DDR0_44", IDCR1, DDR0_44},
169 {"CPR0_ICFG", IDCR5, CPR0_ICFG},
170 {"CPR0_MALD", IDCR5, CPR0_MALD},
171 {"CPR0_OPBD00", IDCR5, CPR0_OPBD0},
172 {"CPR0_PERD0", IDCR5, CPR0_PERD},
173 {"CPR0_PLLC0", IDCR5, CPR0_PLLC},
174 {"CPR0_PLLD0", IDCR5, CPR0_PLLD},
175 {"CPR0_PRIMAD0", IDCR5, CPR0_PRIMAD0},
176 {"CPR0_PRIMBD0", IDCR5, CPR0_PRIMBD0},
177 {"CPR0_SPCID", IDCR5, CPR0_SPCID},
178 {"SPI0_MODE", MM, SPI0_MODE},
179 {"IIC0_CLKDIV", MM, PCIL0_PMM1MA},
180 {"PCIL0_PMM0MA", MM, PCIL0_PMM0MA},
181 {"PCIL0_PMM1MA", MM, PCIL0_PMM1MA},
182 {"PCIL0_PTM1LA", MM, PCIL0_PMM1MA},
183 {"PCIL0_PTM1MS", MM, PCIL0_PTM1MS},
184 {"PCIL0_PTM2LA", MM, PCIL0_PMM1MA},
185 {"PCIL0_PTM2MS", MM, PCIL0_PTM2MS},
186 {"ZMII0_FER", MM, ZMII0_FER},
187 {"ZMII0_SSR", MM, ZMII0_SSR},
188 {"EMAC0_IPGVR", MM, EMAC0_IPGVR},
189 {"EMAC0_MR1", MM, EMAC0_MR1},
190 {"EMAC0_PTR", MM, EMAC0_PTR},
191 {"EMAC0_RWMR", MM, EMAC0_RWMR},
192 {"EMAC0_STACR", MM, EMAC0_STACR},
193 {"EMAC0_TMR0", MM, EMAC0_TMR0},
194 {"EMAC0_TMR1", MM, EMAC0_TMR1},
195 {"EMAC0_TRTR", MM, EMAC0_TRTR},
196 {"EMAC1_MR1", MM, EMAC1_MR1},
197 {"GPIO0_OR", MM, GPIO0_OR},
198 {"GPIO1_OR", MM, GPIO1_OR},
199 {"GPIO0_TCR", MM, GPIO0_TCR},
200 {"GPIO1_TCR", MM, GPIO1_TCR},
201 {"GPIO0_ODR", MM, GPIO0_ODR},
202 {"GPIO1_ODR", MM, GPIO1_ODR},
203 {"GPIO0_OSRL", MM, GPIO0_OSRL},
204 {"GPIO0_OSRH", MM, GPIO0_OSRH},
205 {"GPIO1_OSRL", MM, GPIO1_OSRL},
206 {"GPIO1_OSRH", MM, GPIO1_OSRH},
207 {"GPIO0_TSRL", MM, GPIO0_TSRL},
208 {"GPIO0_TSRH", MM, GPIO0_TSRH},
209 {"GPIO1_TSRL", MM, GPIO1_TSRL},
210 {"GPIO1_TSRH", MM, GPIO1_TSRH},
211 {"GPIO0_IR", MM, GPIO0_IR},
212 {"GPIO1_IR", MM, GPIO1_IR},
213 {"GPIO0_ISR1L", MM, GPIO0_ISR1L},
214 {"GPIO0_ISR1H", MM, GPIO0_ISR1H},
215 {"GPIO1_ISR1L", MM, GPIO1_ISR1L},
216 {"GPIO1_ISR1H", MM, GPIO1_ISR1H},
217 {"GPIO0_ISR2L", MM, GPIO0_ISR2L},
218 {"GPIO0_ISR2H", MM, GPIO0_ISR2H},
219 {"GPIO1_ISR2L", MM, GPIO1_ISR2L},
220 {"GPIO1_ISR2H", MM, GPIO1_ISR2H},
221 {"GPIO0_ISR3L", MM, GPIO0_ISR3L},
222 {"GPIO0_ISR3H", MM, GPIO0_ISR3H},
223 {"GPIO1_ISR3L", MM, GPIO1_ISR3L},
224 {"GPIO1_ISR3H", MM, GPIO1_ISR3H},
225 {"SDR0_USB2PHY0CR", IDCR6, SDR0_USB2PHY0CR},
226 {"SDR0_USB2H0CR", IDCR6, SDR0_USB2H0CR},
227 {"SDR0_USB2D0CR", IDCR6, SDR0_USB2D0CR},
228#endif
229};
230
231/*
232 * CPU Register dump of PPC4xx HW configuration registers
233 * Output: first all DCR-registers, then in order of struct ppc4xx_reg
234 */
235#define PRINT_DCR(dcr) printf("0x%08x %-16s: 0x%08x\n", dcr,#dcr, mfdcr(dcr));
236
237void ppc4xx_reginfo(void)
238{
239 unsigned int i;
240 unsigned int n;
241 u32 value;
242 enum REGISTER_TYPE type;
243#if defined (CONFIG_405EP)
244 printf("Dump PPC405EP HW configuration registers\n\n");
245#elif CONFIG_405GP
246 printf ("Dump 405GP HW configuration registers\n\n");
247#elif CONFIG_440EPX
248 printf("Dump PPC440EPx HW configuration registers\n\n");
249#endif
250 printf("MSR: 0x%08x\n", mfmsr());
251
252 printf ("\nUniversal Interrupt Controller Regs\n");
253 PRINT_DCR(UIC0SR);
254 PRINT_DCR(UIC0ER);
255 PRINT_DCR(UIC0CR);
256 PRINT_DCR(UIC0PR);
257 PRINT_DCR(UIC0TR);
258 PRINT_DCR(UIC0MSR);
259 PRINT_DCR(UIC0VR);
260 PRINT_DCR(UIC0VCR);
261
262#if (UIC_MAX > 1)
263 PRINT_DCR(UIC2SR);
264 PRINT_DCR(UIC2ER);
265 PRINT_DCR(UIC2CR);
266 PRINT_DCR(UIC2PR);
267 PRINT_DCR(UIC2TR);
268 PRINT_DCR(UIC2MSR);
269 PRINT_DCR(UIC2VR);
270 PRINT_DCR(UIC2VCR);
271#endif
272
273#if (UIC_MAX > 2)
274 PRINT_DCR(UIC2SR);
275 PRINT_DCR(UIC2ER);
276 PRINT_DCR(UIC2CR);
277 PRINT_DCR(UIC2PR);
278 PRINT_DCR(UIC2TR);
279 PRINT_DCR(UIC2MSR);
280 PRINT_DCR(UIC2VR);
281 PRINT_DCR(UIC2VCR);
282#endif
283
284#if (UIC_MAX > 3)
285 PRINT_DCR(UIC3SR);
286 PRINT_DCR(UIC3ER);
287 PRINT_DCR(UIC3CR);
288 PRINT_DCR(UIC3PR);
289 PRINT_DCR(UIC3TR);
290 PRINT_DCR(UIC3MSR);
291 PRINT_DCR(UIC3VR);
292 PRINT_DCR(UIC3VCR);
293#endif
294
295#if defined (CONFIG_405EP) || defined (CONFIG_405GP)
296 printf ("\n\nDMA Channels\n");
297 PRINT_DCR(DMASR);
298 PRINT_DCR(DMASGC);
299 PRINT_DCR(DMAADR);
300
301 PRINT_DCR(DMACR0);
302 PRINT_DCR(DMACT0);
303 PRINT_DCR(DMADA0);
304 PRINT_DCR(DMASA0);
305 PRINT_DCR(DMASB0);
306
307 PRINT_DCR(DMACR1);
308 PRINT_DCR(DMACT1);
309 PRINT_DCR(DMADA1);
310 PRINT_DCR(DMASA1);
311 PRINT_DCR(DMASB1);
312
313 PRINT_DCR(DMACR2);
314 PRINT_DCR(DMACT2);
315 PRINT_DCR(DMADA2);
316 PRINT_DCR(DMASA2);
317 PRINT_DCR(DMASB2);
318
319 PRINT_DCR(DMACR3);
320 PRINT_DCR(DMACT3);
321 PRINT_DCR(DMADA3);
322 PRINT_DCR(DMASA3);
323 PRINT_DCR(DMASB3);
324#endif
325
326 printf ("\n\nVarious HW-Configuration registers\n");
327#if defined (CONFIG_440EPX)
328 PRINT_DCR(MAL0_CFG);
329 PRINT_DCR(CPM0_ER);
330 PRINT_DCR(CPM1_ER);
331 PRINT_DCR(PLB4A0_ACR);
332 PRINT_DCR(PLB4A1_ACR);
333 PRINT_DCR(PLB3A0_ACR);
334 PRINT_DCR(OPB2PLB40_BCTRL);
335 PRINT_DCR(P4P3BO0_CFG);
336#endif
337 n = sizeof(ppc4xx_reg) / sizeof(ppc4xx_reg[0]);
338 for (i = 0; i < n; i++) {
339 value = 0;
340 type = ppc4xx_reg[i].type;
341 switch (type) {
342 case IDCR1: /* Indirect via SDRAM0_CFGADDR/DDR0_CFGDATA */
343 mtdcr(SDRAM0_CFGADDR, ppc4xx_reg[i].address);
344 value = mfdcr(SDRAM0_CFGDATA);
345 break;
346 case IDCR2: /* Indirect via EBC0_CFGADDR/EBC0_CFGDATA */
347 mtdcr(EBC0_CFGADDR, ppc4xx_reg[i].address);
348 value = mfdcr(EBC0_CFGDATA);
349 break;
350 case IDCR5: /* Indirect via CPR0_CFGADDR/CPR0_CFGDATA */
351 mtdcr(CPR0_CFGADDR, ppc4xx_reg[i].address);
352 value = mfdcr(CPR0_CFGDATA);
353 break;
354 case IDCR6: /* Indirect via SDR0_CFGADDR/SDR0_CFGDATA */
355 mtdcr(SDR0_CFGADDR, ppc4xx_reg[i].address);
356 value = mfdcr(SDR0_CFGDATA);
357 break;
358 case MM: /* Directly Accessed MMIO Register */
359 value = in_be32((const volatile unsigned __iomem *)
360 ppc4xx_reg[i].address);
361 break;
362 default:
363 printf("\nERROR: struct entry %d: unknown register"
364 "type\n", i);
365 break;
366 }
367 printf("0x%08x %-16s: 0x%08x\n",ppc4xx_reg[i].address,
368 ppc4xx_reg[i].name, value);
369 }
370}