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_4xx) 11 extern void ppc4xx_reginfo(void); 12 #elif defined (CONFIG_5xx) 13 #include <mpc5xx.h> 14 #elif defined (CONFIG_MPC5200) 15 #include <mpc5xxx.h> 16 #elif defined (CONFIG_MPC86xx) 17 extern void mpc86xx_reginfo(void); 18 #elif defined(CONFIG_MPC85xx) 19 extern void mpc85xx_reginfo(void); 20 #endif 21 22 static int do_reginfo(cmd_tbl_t *cmdtp, int flag, int argc, 23 char * const argv[]) 24 { 25 #if defined (CONFIG_4xx) 26 ppc4xx_reginfo(); 27 #elif defined(CONFIG_5xx) 28 29 volatile immap_t *immap = (immap_t *)CONFIG_SYS_IMMR; 30 volatile memctl5xx_t *memctl = &immap->im_memctl; 31 volatile sysconf5xx_t *sysconf = &immap->im_siu_conf; 32 volatile sit5xx_t *timers = &immap->im_sit; 33 volatile car5xx_t *car = &immap->im_clkrst; 34 volatile uimb5xx_t *uimb = &immap->im_uimb; 35 36 puts ("\nSystem Configuration registers\n"); 37 printf("\tIMMR\t0x%08X\tSIUMCR\t0x%08X \n", get_immr(0), sysconf->sc_siumcr); 38 printf("\tSYPCR\t0x%08X\tSWSR\t0x%04X \n" ,sysconf->sc_sypcr, sysconf->sc_swsr); 39 printf("\tSIPEND\t0x%08X\tSIMASK\t0x%08X \n", sysconf->sc_sipend, sysconf->sc_simask); 40 printf("\tSIEL\t0x%08X\tSIVEC\t0x%08X \n", sysconf->sc_siel, sysconf->sc_sivec); 41 printf("\tTESR\t0x%08X\n", sysconf->sc_tesr); 42 43 puts ("\nMemory Controller Registers\n"); 44 printf("\tBR0\t0x%08X\tOR0\t0x%08X \n", memctl->memc_br0, memctl->memc_or0); 45 printf("\tBR1\t0x%08X\tOR1\t0x%08X \n", memctl->memc_br1, memctl->memc_or1); 46 printf("\tBR2\t0x%08X\tOR2\t0x%08X \n", memctl->memc_br2, memctl->memc_or2); 47 printf("\tBR3\t0x%08X\tOR3\t0x%08X \n", memctl->memc_br3, memctl->memc_or3); 48 printf("\tDMBR\t0x%08X\tDMOR\t0x%08X \n", memctl->memc_dmbr, memctl->memc_dmor ); 49 printf("\tMSTAT\t0x%08X\n", memctl->memc_mstat); 50 51 puts ("\nSystem Integration Timers\n"); 52 printf("\tTBSCR\t0x%08X\tRTCSC\t0x%08X \n", timers->sit_tbscr, timers->sit_rtcsc); 53 printf("\tPISCR\t0x%08X \n", timers->sit_piscr); 54 55 puts ("\nClocks and Reset\n"); 56 printf("\tSCCR\t0x%08X\tPLPRCR\t0x%08X \n", car->car_sccr, car->car_plprcr); 57 58 puts ("\nU-Bus to IMB3 Bus Interface\n"); 59 printf("\tUMCR\t0x%08X\tUIPEND\t0x%08X \n", uimb->uimb_umcr, uimb->uimb_uipend); 60 puts ("\n\n"); 61 62 #elif defined(CONFIG_MPC5200) 63 puts ("\nMPC5200 registers\n"); 64 printf ("MBAR=%08x\n", CONFIG_SYS_MBAR); 65 puts ("Memory map registers\n"); 66 printf ("\tCS0: start %08lX\tstop %08lX\tconfig %08lX\ten %d\n", 67 *(volatile ulong*)MPC5XXX_CS0_START, 68 *(volatile ulong*)MPC5XXX_CS0_STOP, 69 *(volatile ulong*)MPC5XXX_CS0_CFG, 70 (*(volatile ulong*)MPC5XXX_ADDECR & 0x00010000) ? 1 : 0); 71 printf ("\tCS1: start %08lX\tstop %08lX\tconfig %08lX\ten %d\n", 72 *(volatile ulong*)MPC5XXX_CS1_START, 73 *(volatile ulong*)MPC5XXX_CS1_STOP, 74 *(volatile ulong*)MPC5XXX_CS1_CFG, 75 (*(volatile ulong*)MPC5XXX_ADDECR & 0x00020000) ? 1 : 0); 76 printf ("\tCS2: start %08lX\tstop %08lX\tconfig %08lX\ten %d\n", 77 *(volatile ulong*)MPC5XXX_CS2_START, 78 *(volatile ulong*)MPC5XXX_CS2_STOP, 79 *(volatile ulong*)MPC5XXX_CS2_CFG, 80 (*(volatile ulong*)MPC5XXX_ADDECR & 0x00040000) ? 1 : 0); 81 printf ("\tCS3: start %08lX\tstop %08lX\tconfig %08lX\ten %d\n", 82 *(volatile ulong*)MPC5XXX_CS3_START, 83 *(volatile ulong*)MPC5XXX_CS3_STOP, 84 *(volatile ulong*)MPC5XXX_CS3_CFG, 85 (*(volatile ulong*)MPC5XXX_ADDECR & 0x00080000) ? 1 : 0); 86 printf ("\tCS4: start %08lX\tstop %08lX\tconfig %08lX\ten %d\n", 87 *(volatile ulong*)MPC5XXX_CS4_START, 88 *(volatile ulong*)MPC5XXX_CS4_STOP, 89 *(volatile ulong*)MPC5XXX_CS4_CFG, 90 (*(volatile ulong*)MPC5XXX_ADDECR & 0x00100000) ? 1 : 0); 91 printf ("\tCS5: start %08lX\tstop %08lX\tconfig %08lX\ten %d\n", 92 *(volatile ulong*)MPC5XXX_CS5_START, 93 *(volatile ulong*)MPC5XXX_CS5_STOP, 94 *(volatile ulong*)MPC5XXX_CS5_CFG, 95 (*(volatile ulong*)MPC5XXX_ADDECR & 0x00200000) ? 1 : 0); 96 printf ("\tCS6: start %08lX\tstop %08lX\tconfig %08lX\ten %d\n", 97 *(volatile ulong*)MPC5XXX_CS6_START, 98 *(volatile ulong*)MPC5XXX_CS6_STOP, 99 *(volatile ulong*)MPC5XXX_CS6_CFG, 100 (*(volatile ulong*)MPC5XXX_ADDECR & 0x04000000) ? 1 : 0); 101 printf ("\tCS7: start %08lX\tstop %08lX\tconfig %08lX\ten %d\n", 102 *(volatile ulong*)MPC5XXX_CS7_START, 103 *(volatile ulong*)MPC5XXX_CS7_STOP, 104 *(volatile ulong*)MPC5XXX_CS7_CFG, 105 (*(volatile ulong*)MPC5XXX_ADDECR & 0x08000000) ? 1 : 0); 106 printf ("\tBOOTCS: start %08lX\tstop %08lX\tconfig %08lX\ten %d\n", 107 *(volatile ulong*)MPC5XXX_BOOTCS_START, 108 *(volatile ulong*)MPC5XXX_BOOTCS_STOP, 109 *(volatile ulong*)MPC5XXX_BOOTCS_CFG, 110 (*(volatile ulong*)MPC5XXX_ADDECR & 0x02000000) ? 1 : 0); 111 printf ("\tSDRAMCS0: %08lX\n", 112 *(volatile ulong*)MPC5XXX_SDRAM_CS0CFG); 113 printf ("\tSDRAMCS1: %08lX\n", 114 *(volatile ulong*)MPC5XXX_SDRAM_CS1CFG); 115 #elif defined(CONFIG_MPC86xx) 116 mpc86xx_reginfo(); 117 118 #elif defined(CONFIG_MPC85xx) 119 mpc85xx_reginfo(); 120 #endif 121 122 return 0; 123 } 124 125 /**************************************************/ 126 127 #if defined(CONFIG_CMD_REGINFO) 128 U_BOOT_CMD( 129 reginfo, 2, 1, do_reginfo, 130 "print register information", 131 "" 132 ); 133 #endif 134