1 /* 2 * (C) Copyright 2000 3 * Subodh Nijsure, SkyStream Networks, snijsure@skystream.com 4 * 5 * SPDX-License-Identifier: GPL-2.0+ 6 */ 7 8 #include <common.h> 9 #include <command.h> 10 #if defined(CONFIG_8xx) 11 #include <mpc8xx.h> 12 #elif defined (CONFIG_4xx) 13 extern void ppc4xx_reginfo(void); 14 #elif defined (CONFIG_5xx) 15 #include <mpc5xx.h> 16 #elif defined (CONFIG_MPC5200) 17 #include <mpc5xxx.h> 18 #elif defined (CONFIG_MPC86xx) 19 extern void mpc86xx_reginfo(void); 20 #elif defined(CONFIG_MPC85xx) 21 extern void mpc85xx_reginfo(void); 22 #endif 23 24 static int do_reginfo(cmd_tbl_t *cmdtp, int flag, int argc, 25 char * const argv[]) 26 { 27 #if defined(CONFIG_8xx) 28 volatile immap_t *immap = (immap_t *)CONFIG_SYS_IMMR; 29 volatile memctl8xx_t *memctl = &immap->im_memctl; 30 volatile sysconf8xx_t *sysconf = &immap->im_siu_conf; 31 volatile sit8xx_t *timers = &immap->im_sit; 32 33 /* Hopefully more PowerPC knowledgable people will add code to display 34 * other useful registers 35 */ 36 37 printf ("\nSystem Configuration registers\n" 38 39 "\tIMMR\t0x%08X\n", get_immr(0)); 40 41 printf("\tSIUMCR\t0x%08X", sysconf->sc_siumcr); 42 printf("\tSYPCR\t0x%08X\n",sysconf->sc_sypcr); 43 44 printf("\tSWT\t0x%08X", sysconf->sc_swt); 45 printf("\tSWSR\t0x%04X\n", sysconf->sc_swsr); 46 47 printf("\tSIPEND\t0x%08X\tSIMASK\t0x%08X\n", 48 sysconf->sc_sipend, sysconf->sc_simask); 49 printf("\tSIEL\t0x%08X\tSIVEC\t0x%08X\n", 50 sysconf->sc_siel, sysconf->sc_sivec); 51 printf("\tTESR\t0x%08X\tSDCR\t0x%08X\n", 52 sysconf->sc_tesr, sysconf->sc_sdcr); 53 54 printf ("Memory Controller Registers\n" 55 56 "\tBR0\t0x%08X\tOR0\t0x%08X \n", memctl->memc_br0, memctl->memc_or0); 57 printf("\tBR1\t0x%08X\tOR1\t0x%08X \n", memctl->memc_br1, memctl->memc_or1); 58 printf("\tBR2\t0x%08X\tOR2\t0x%08X \n", memctl->memc_br2, memctl->memc_or2); 59 printf("\tBR3\t0x%08X\tOR3\t0x%08X \n", memctl->memc_br3, memctl->memc_or3); 60 printf("\tBR4\t0x%08X\tOR4\t0x%08X \n", memctl->memc_br4, memctl->memc_or4); 61 printf("\tBR5\t0x%08X\tOR5\t0x%08X \n", memctl->memc_br5, memctl->memc_or5); 62 printf("\tBR6\t0x%08X\tOR6\t0x%08X \n", memctl->memc_br6, memctl->memc_or6); 63 printf("\tBR7\t0x%08X\tOR7\t0x%08X \n", memctl->memc_br7, memctl->memc_or7); 64 printf ("\n" 65 "\tmamr\t0x%08X\tmbmr\t0x%08X \n", 66 memctl->memc_mamr, memctl->memc_mbmr ); 67 printf("\tmstat\t0x%08X\tmptpr\t0x%08X \n", 68 memctl->memc_mstat, memctl->memc_mptpr ); 69 printf("\tmdr\t0x%08X \n", memctl->memc_mdr); 70 71 printf ("\nSystem Integration Timers\n" 72 "\tTBSCR\t0x%08X\tRTCSC\t0x%08X \n", 73 timers->sit_tbscr, timers->sit_rtcsc); 74 printf("\tPISCR\t0x%08X \n", timers->sit_piscr); 75 76 /* 77 * May be some CPM info here? 78 */ 79 80 #elif defined (CONFIG_4xx) 81 ppc4xx_reginfo(); 82 #elif defined(CONFIG_5xx) 83 84 volatile immap_t *immap = (immap_t *)CONFIG_SYS_IMMR; 85 volatile memctl5xx_t *memctl = &immap->im_memctl; 86 volatile sysconf5xx_t *sysconf = &immap->im_siu_conf; 87 volatile sit5xx_t *timers = &immap->im_sit; 88 volatile car5xx_t *car = &immap->im_clkrst; 89 volatile uimb5xx_t *uimb = &immap->im_uimb; 90 91 puts ("\nSystem Configuration registers\n"); 92 printf("\tIMMR\t0x%08X\tSIUMCR\t0x%08X \n", get_immr(0), sysconf->sc_siumcr); 93 printf("\tSYPCR\t0x%08X\tSWSR\t0x%04X \n" ,sysconf->sc_sypcr, sysconf->sc_swsr); 94 printf("\tSIPEND\t0x%08X\tSIMASK\t0x%08X \n", sysconf->sc_sipend, sysconf->sc_simask); 95 printf("\tSIEL\t0x%08X\tSIVEC\t0x%08X \n", sysconf->sc_siel, sysconf->sc_sivec); 96 printf("\tTESR\t0x%08X\n", sysconf->sc_tesr); 97 98 puts ("\nMemory Controller Registers\n"); 99 printf("\tBR0\t0x%08X\tOR0\t0x%08X \n", memctl->memc_br0, memctl->memc_or0); 100 printf("\tBR1\t0x%08X\tOR1\t0x%08X \n", memctl->memc_br1, memctl->memc_or1); 101 printf("\tBR2\t0x%08X\tOR2\t0x%08X \n", memctl->memc_br2, memctl->memc_or2); 102 printf("\tBR3\t0x%08X\tOR3\t0x%08X \n", memctl->memc_br3, memctl->memc_or3); 103 printf("\tDMBR\t0x%08X\tDMOR\t0x%08X \n", memctl->memc_dmbr, memctl->memc_dmor ); 104 printf("\tMSTAT\t0x%08X\n", memctl->memc_mstat); 105 106 puts ("\nSystem Integration Timers\n"); 107 printf("\tTBSCR\t0x%08X\tRTCSC\t0x%08X \n", timers->sit_tbscr, timers->sit_rtcsc); 108 printf("\tPISCR\t0x%08X \n", timers->sit_piscr); 109 110 puts ("\nClocks and Reset\n"); 111 printf("\tSCCR\t0x%08X\tPLPRCR\t0x%08X \n", car->car_sccr, car->car_plprcr); 112 113 puts ("\nU-Bus to IMB3 Bus Interface\n"); 114 printf("\tUMCR\t0x%08X\tUIPEND\t0x%08X \n", uimb->uimb_umcr, uimb->uimb_uipend); 115 puts ("\n\n"); 116 117 #elif defined(CONFIG_MPC5200) 118 puts ("\nMPC5200 registers\n"); 119 printf ("MBAR=%08x\n", CONFIG_SYS_MBAR); 120 puts ("Memory map registers\n"); 121 printf ("\tCS0: start %08lX\tstop %08lX\tconfig %08lX\ten %d\n", 122 *(volatile ulong*)MPC5XXX_CS0_START, 123 *(volatile ulong*)MPC5XXX_CS0_STOP, 124 *(volatile ulong*)MPC5XXX_CS0_CFG, 125 (*(volatile ulong*)MPC5XXX_ADDECR & 0x00010000) ? 1 : 0); 126 printf ("\tCS1: start %08lX\tstop %08lX\tconfig %08lX\ten %d\n", 127 *(volatile ulong*)MPC5XXX_CS1_START, 128 *(volatile ulong*)MPC5XXX_CS1_STOP, 129 *(volatile ulong*)MPC5XXX_CS1_CFG, 130 (*(volatile ulong*)MPC5XXX_ADDECR & 0x00020000) ? 1 : 0); 131 printf ("\tCS2: start %08lX\tstop %08lX\tconfig %08lX\ten %d\n", 132 *(volatile ulong*)MPC5XXX_CS2_START, 133 *(volatile ulong*)MPC5XXX_CS2_STOP, 134 *(volatile ulong*)MPC5XXX_CS2_CFG, 135 (*(volatile ulong*)MPC5XXX_ADDECR & 0x00040000) ? 1 : 0); 136 printf ("\tCS3: start %08lX\tstop %08lX\tconfig %08lX\ten %d\n", 137 *(volatile ulong*)MPC5XXX_CS3_START, 138 *(volatile ulong*)MPC5XXX_CS3_STOP, 139 *(volatile ulong*)MPC5XXX_CS3_CFG, 140 (*(volatile ulong*)MPC5XXX_ADDECR & 0x00080000) ? 1 : 0); 141 printf ("\tCS4: start %08lX\tstop %08lX\tconfig %08lX\ten %d\n", 142 *(volatile ulong*)MPC5XXX_CS4_START, 143 *(volatile ulong*)MPC5XXX_CS4_STOP, 144 *(volatile ulong*)MPC5XXX_CS4_CFG, 145 (*(volatile ulong*)MPC5XXX_ADDECR & 0x00100000) ? 1 : 0); 146 printf ("\tCS5: start %08lX\tstop %08lX\tconfig %08lX\ten %d\n", 147 *(volatile ulong*)MPC5XXX_CS5_START, 148 *(volatile ulong*)MPC5XXX_CS5_STOP, 149 *(volatile ulong*)MPC5XXX_CS5_CFG, 150 (*(volatile ulong*)MPC5XXX_ADDECR & 0x00200000) ? 1 : 0); 151 printf ("\tCS6: start %08lX\tstop %08lX\tconfig %08lX\ten %d\n", 152 *(volatile ulong*)MPC5XXX_CS6_START, 153 *(volatile ulong*)MPC5XXX_CS6_STOP, 154 *(volatile ulong*)MPC5XXX_CS6_CFG, 155 (*(volatile ulong*)MPC5XXX_ADDECR & 0x04000000) ? 1 : 0); 156 printf ("\tCS7: start %08lX\tstop %08lX\tconfig %08lX\ten %d\n", 157 *(volatile ulong*)MPC5XXX_CS7_START, 158 *(volatile ulong*)MPC5XXX_CS7_STOP, 159 *(volatile ulong*)MPC5XXX_CS7_CFG, 160 (*(volatile ulong*)MPC5XXX_ADDECR & 0x08000000) ? 1 : 0); 161 printf ("\tBOOTCS: start %08lX\tstop %08lX\tconfig %08lX\ten %d\n", 162 *(volatile ulong*)MPC5XXX_BOOTCS_START, 163 *(volatile ulong*)MPC5XXX_BOOTCS_STOP, 164 *(volatile ulong*)MPC5XXX_BOOTCS_CFG, 165 (*(volatile ulong*)MPC5XXX_ADDECR & 0x02000000) ? 1 : 0); 166 printf ("\tSDRAMCS0: %08lX\n", 167 *(volatile ulong*)MPC5XXX_SDRAM_CS0CFG); 168 printf ("\tSDRAMCS1: %08lX\n", 169 *(volatile ulong*)MPC5XXX_SDRAM_CS1CFG); 170 #elif defined(CONFIG_MPC86xx) 171 mpc86xx_reginfo(); 172 173 #elif defined(CONFIG_MPC85xx) 174 mpc85xx_reginfo(); 175 #endif 176 177 return 0; 178 } 179 180 /**************************************************/ 181 182 #if defined(CONFIG_CMD_REGINFO) 183 U_BOOT_CMD( 184 reginfo, 2, 1, do_reginfo, 185 "print register information", 186 "" 187 ); 188 #endif 189