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1/*
2 * (C) Copyright 2000
3 * Subodh Nijsure, SkyStream Networks, snijsure@skystream.com
4 *
5 * See file CREDITS for list of people who contributed to this
6 * project.
7 *
8 * This program is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU General Public License as
10 * published by the Free Software Foundation; either version 2 of
11 * the License, or (at your option) any later version.
12 *
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
17 *
18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, write to the Free Software
20 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
21 * MA 02111-1307 USA
22 */
23
24#include <common.h>
25#include <command.h>
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26#if defined(CONFIG_8xx)
27#include <mpc8xx.h>
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28#elif defined (CONFIG_4xx)
29extern void ppc4xx_reginfo(void);
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30#elif defined (CONFIG_5xx)
31#include <mpc5xx.h>
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32#elif defined (CONFIG_MPC5200)
33#include <mpc5xxx.h>
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34#elif defined (CONFIG_MPC86xx)
35extern void mpc86xx_reginfo(void);
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36#elif defined(CONFIG_MPC85xx)
37extern void mpc85xx_reginfo(void);
e887afc9 38#endif
65c450b4 39
54841ab5 40int do_reginfo (cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
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41{
42#if defined(CONFIG_8xx)
6d0f6bcf 43 volatile immap_t *immap = (immap_t *)CONFIG_SYS_IMMR;
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44 volatile memctl8xx_t *memctl = &immap->im_memctl;
45 volatile sysconf8xx_t *sysconf = &immap->im_siu_conf;
46 volatile sit8xx_t *timers = &immap->im_sit;
47
48 /* Hopefully more PowerPC knowledgable people will add code to display
49 * other useful registers
50 */
51
4b9206ed 52 printf ("\nSystem Configuration registers\n"
e887afc9 53
4b9206ed 54 "\tIMMR\t0x%08X\n", get_immr(0));
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55
56 printf("\tSIUMCR\t0x%08X", sysconf->sc_siumcr);
57 printf("\tSYPCR\t0x%08X\n",sysconf->sc_sypcr);
58
59 printf("\tSWT\t0x%08X", sysconf->sc_swt);
60 printf("\tSWSR\t0x%04X\n", sysconf->sc_swsr);
61
62 printf("\tSIPEND\t0x%08X\tSIMASK\t0x%08X\n",
63 sysconf->sc_sipend, sysconf->sc_simask);
64 printf("\tSIEL\t0x%08X\tSIVEC\t0x%08X\n",
65 sysconf->sc_siel, sysconf->sc_sivec);
66 printf("\tTESR\t0x%08X\tSDCR\t0x%08X\n",
67 sysconf->sc_tesr, sysconf->sc_sdcr);
68
4b9206ed 69 printf ("Memory Controller Registers\n"
e887afc9 70
4b9206ed 71 "\tBR0\t0x%08X\tOR0\t0x%08X \n", memctl->memc_br0, memctl->memc_or0);
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72 printf("\tBR1\t0x%08X\tOR1\t0x%08X \n", memctl->memc_br1, memctl->memc_or1);
73 printf("\tBR2\t0x%08X\tOR2\t0x%08X \n", memctl->memc_br2, memctl->memc_or2);
74 printf("\tBR3\t0x%08X\tOR3\t0x%08X \n", memctl->memc_br3, memctl->memc_or3);
75 printf("\tBR4\t0x%08X\tOR4\t0x%08X \n", memctl->memc_br4, memctl->memc_or4);
76 printf("\tBR5\t0x%08X\tOR5\t0x%08X \n", memctl->memc_br5, memctl->memc_or5);
77 printf("\tBR6\t0x%08X\tOR6\t0x%08X \n", memctl->memc_br6, memctl->memc_or6);
78 printf("\tBR7\t0x%08X\tOR7\t0x%08X \n", memctl->memc_br7, memctl->memc_or7);
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79 printf ("\n"
80 "\tmamr\t0x%08X\tmbmr\t0x%08X \n",
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81 memctl->memc_mamr, memctl->memc_mbmr );
82 printf("\tmstat\t0x%08X\tmptpr\t0x%08X \n",
83 memctl->memc_mstat, memctl->memc_mptpr );
84 printf("\tmdr\t0x%08X \n", memctl->memc_mdr);
85
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86 printf ("\nSystem Integration Timers\n"
87 "\tTBSCR\t0x%08X\tRTCSC\t0x%08X \n",
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88 timers->sit_tbscr, timers->sit_rtcsc);
89 printf("\tPISCR\t0x%08X \n", timers->sit_piscr);
90
91 /*
92 * May be some CPM info here?
93 */
94
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95#elif defined (CONFIG_4xx)
96 ppc4xx_reginfo();
0db5bca8 97#elif defined(CONFIG_5xx)
e887afc9 98
6d0f6bcf 99 volatile immap_t *immap = (immap_t *)CONFIG_SYS_IMMR;
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100 volatile memctl5xx_t *memctl = &immap->im_memctl;
101 volatile sysconf5xx_t *sysconf = &immap->im_siu_conf;
102 volatile sit5xx_t *timers = &immap->im_sit;
103 volatile car5xx_t *car = &immap->im_clkrst;
104 volatile uimb5xx_t *uimb = &immap->im_uimb;
105
4b9206ed 106 puts ("\nSystem Configuration registers\n");
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107 printf("\tIMMR\t0x%08X\tSIUMCR\t0x%08X \n", get_immr(0), sysconf->sc_siumcr);
108 printf("\tSYPCR\t0x%08X\tSWSR\t0x%04X \n" ,sysconf->sc_sypcr, sysconf->sc_swsr);
109 printf("\tSIPEND\t0x%08X\tSIMASK\t0x%08X \n", sysconf->sc_sipend, sysconf->sc_simask);
110 printf("\tSIEL\t0x%08X\tSIVEC\t0x%08X \n", sysconf->sc_siel, sysconf->sc_sivec);
111 printf("\tTESR\t0x%08X\n", sysconf->sc_tesr);
112
4b9206ed 113 puts ("\nMemory Controller Registers\n");
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114 printf("\tBR0\t0x%08X\tOR0\t0x%08X \n", memctl->memc_br0, memctl->memc_or0);
115 printf("\tBR1\t0x%08X\tOR1\t0x%08X \n", memctl->memc_br1, memctl->memc_or1);
116 printf("\tBR2\t0x%08X\tOR2\t0x%08X \n", memctl->memc_br2, memctl->memc_or2);
117 printf("\tBR3\t0x%08X\tOR3\t0x%08X \n", memctl->memc_br3, memctl->memc_or3);
118 printf("\tDMBR\t0x%08X\tDMOR\t0x%08X \n", memctl->memc_dmbr, memctl->memc_dmor );
119 printf("\tMSTAT\t0x%08X\n", memctl->memc_mstat);
120
4b9206ed 121 puts ("\nSystem Integration Timers\n");
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122 printf("\tTBSCR\t0x%08X\tRTCSC\t0x%08X \n", timers->sit_tbscr, timers->sit_rtcsc);
123 printf("\tPISCR\t0x%08X \n", timers->sit_piscr);
124
4b9206ed 125 puts ("\nClocks and Reset\n");
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126 printf("\tSCCR\t0x%08X\tPLPRCR\t0x%08X \n", car->car_sccr, car->car_plprcr);
127
4b9206ed 128 puts ("\nU-Bus to IMB3 Bus Interface\n");
0db5bca8 129 printf("\tUMCR\t0x%08X\tUIPEND\t0x%08X \n", uimb->uimb_umcr, uimb->uimb_uipend);
4b9206ed 130 puts ("\n\n");
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131
132#elif defined(CONFIG_MPC5200)
133 puts ("\nMPC5200 registers\n");
6d0f6bcf 134 printf ("MBAR=%08x\n", CONFIG_SYS_MBAR);
56523f12 135 puts ("Memory map registers\n");
9b55a253 136 printf ("\tCS0: start %08lX\tstop %08lX\tconfig %08lX\ten %d\n",
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137 *(volatile ulong*)MPC5XXX_CS0_START,
138 *(volatile ulong*)MPC5XXX_CS0_STOP,
139 *(volatile ulong*)MPC5XXX_CS0_CFG,
140 (*(volatile ulong*)MPC5XXX_ADDECR & 0x00010000) ? 1 : 0);
9b55a253 141 printf ("\tCS1: start %08lX\tstop %08lX\tconfig %08lX\ten %d\n",
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142 *(volatile ulong*)MPC5XXX_CS1_START,
143 *(volatile ulong*)MPC5XXX_CS1_STOP,
144 *(volatile ulong*)MPC5XXX_CS1_CFG,
145 (*(volatile ulong*)MPC5XXX_ADDECR & 0x00020000) ? 1 : 0);
9b55a253 146 printf ("\tCS2: start %08lX\tstop %08lX\tconfig %08lX\ten %d\n",
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147 *(volatile ulong*)MPC5XXX_CS2_START,
148 *(volatile ulong*)MPC5XXX_CS2_STOP,
149 *(volatile ulong*)MPC5XXX_CS2_CFG,
150 (*(volatile ulong*)MPC5XXX_ADDECR & 0x00040000) ? 1 : 0);
9b55a253 151 printf ("\tCS3: start %08lX\tstop %08lX\tconfig %08lX\ten %d\n",
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152 *(volatile ulong*)MPC5XXX_CS3_START,
153 *(volatile ulong*)MPC5XXX_CS3_STOP,
154 *(volatile ulong*)MPC5XXX_CS3_CFG,
155 (*(volatile ulong*)MPC5XXX_ADDECR & 0x00080000) ? 1 : 0);
9b55a253 156 printf ("\tCS4: start %08lX\tstop %08lX\tconfig %08lX\ten %d\n",
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157 *(volatile ulong*)MPC5XXX_CS4_START,
158 *(volatile ulong*)MPC5XXX_CS4_STOP,
159 *(volatile ulong*)MPC5XXX_CS4_CFG,
160 (*(volatile ulong*)MPC5XXX_ADDECR & 0x00100000) ? 1 : 0);
9b55a253 161 printf ("\tCS5: start %08lX\tstop %08lX\tconfig %08lX\ten %d\n",
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162 *(volatile ulong*)MPC5XXX_CS5_START,
163 *(volatile ulong*)MPC5XXX_CS5_STOP,
164 *(volatile ulong*)MPC5XXX_CS5_CFG,
165 (*(volatile ulong*)MPC5XXX_ADDECR & 0x00200000) ? 1 : 0);
9b55a253 166 printf ("\tCS6: start %08lX\tstop %08lX\tconfig %08lX\ten %d\n",
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167 *(volatile ulong*)MPC5XXX_CS6_START,
168 *(volatile ulong*)MPC5XXX_CS6_STOP,
169 *(volatile ulong*)MPC5XXX_CS6_CFG,
170 (*(volatile ulong*)MPC5XXX_ADDECR & 0x04000000) ? 1 : 0);
9b55a253 171 printf ("\tCS7: start %08lX\tstop %08lX\tconfig %08lX\ten %d\n",
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172 *(volatile ulong*)MPC5XXX_CS7_START,
173 *(volatile ulong*)MPC5XXX_CS7_STOP,
174 *(volatile ulong*)MPC5XXX_CS7_CFG,
175 (*(volatile ulong*)MPC5XXX_ADDECR & 0x08000000) ? 1 : 0);
9b55a253 176 printf ("\tBOOTCS: start %08lX\tstop %08lX\tconfig %08lX\ten %d\n",
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177 *(volatile ulong*)MPC5XXX_BOOTCS_START,
178 *(volatile ulong*)MPC5XXX_BOOTCS_STOP,
179 *(volatile ulong*)MPC5XXX_BOOTCS_CFG,
180 (*(volatile ulong*)MPC5XXX_ADDECR & 0x02000000) ? 1 : 0);
9b55a253 181 printf ("\tSDRAMCS0: %08lX\n",
56523f12 182 *(volatile ulong*)MPC5XXX_SDRAM_CS0CFG);
9b55a253 183 printf ("\tSDRAMCS1: %08lX\n",
56523f12 184 *(volatile ulong*)MPC5XXX_SDRAM_CS1CFG);
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185#elif defined(CONFIG_MPC86xx)
186 mpc86xx_reginfo();
97c26e00 187
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188#elif defined(CONFIG_MPC85xx)
189 mpc85xx_reginfo();
190
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191#elif defined(CONFIG_BLACKFIN)
192 puts("\nSystem Configuration registers\n");
193
194 puts("\nPLL Registers\n");
195 printf("\tPLL_DIV: 0x%04x PLL_CTL: 0x%04x\n",
196 bfin_read_PLL_DIV(), bfin_read_PLL_CTL());
197 printf("\tPLL_STAT: 0x%04x PLL_LOCKCNT: 0x%04x\n",
198 bfin_read_PLL_STAT(), bfin_read_PLL_LOCKCNT());
199 printf("\tVR_CTL: 0x%04x\n", bfin_read_VR_CTL());
200
201 puts("\nEBIU AMC Registers\n");
202 printf("\tEBIU_AMGCTL: 0x%04x\n", bfin_read_EBIU_AMGCTL());
203 printf("\tEBIU_AMBCTL0: 0x%08x EBIU_AMBCTL1: 0x%08x\n",
204 bfin_read_EBIU_AMBCTL0(), bfin_read_EBIU_AMBCTL1());
205# ifdef EBIU_MODE
206 printf("\tEBIU_MBSCTL: 0x%08x EBIU_ARBSTAT: 0x%08x\n",
207 bfin_read_EBIU_MBSCTL(), bfin_read_EBIU_ARBSTAT());
208 printf("\tEBIU_MODE: 0x%08x EBIU_FCTL: 0x%08x\n",
209 bfin_read_EBIU_MODE(), bfin_read_EBIU_FCTL());
210# endif
211
212# ifdef EBIU_RSTCTL
213 puts("\nEBIU DDR Registers\n");
214 printf("\tEBIU_DDRCTL0: 0x%08x EBIU_DDRCTL1: 0x%08x\n",
215 bfin_read_EBIU_DDRCTL0(), bfin_read_EBIU_DDRCTL1());
216 printf("\tEBIU_DDRCTL2: 0x%08x EBIU_DDRCTL3: 0x%08x\n",
217 bfin_read_EBIU_DDRCTL2(), bfin_read_EBIU_DDRCTL3());
218 printf("\tEBIU_DDRQUE: 0x%08x EBIU_RSTCTL 0x%04x\n",
219 bfin_read_EBIU_DDRQUE(), bfin_read_EBIU_RSTCTL());
220 printf("\tEBIU_ERRADD: 0x%08x EBIU_ERRMST: 0x%04x\n",
221 bfin_read_EBIU_ERRADD(), bfin_read_EBIU_ERRMST());
222# else
223 puts("\nEBIU SDC Registers\n");
224 printf("\tEBIU_SDRRC: 0x%04x EBIU_SDBCTL: 0x%04x\n",
225 bfin_read_EBIU_SDRRC(), bfin_read_EBIU_SDBCTL());
226 printf("\tEBIU_SDSTAT: 0x%04x EBIU_SDGCTL: 0x%08x\n",
227 bfin_read_EBIU_SDSTAT(), bfin_read_EBIU_SDGCTL());
228# endif
229
9e04a813 230#endif /* CONFIG_BLACKFIN */
4f93f8b1 231
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232 return 0;
233}
234
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235 /**************************************************/
236
97c26e00 237#if defined(CONFIG_CMD_REGINFO)
0d498393 238U_BOOT_CMD(
53677ef1 239 reginfo, 2, 1, do_reginfo,
2fb2604d 240 "print register information",
a89c33db 241 ""
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242);
243#endif