/* * (C) Copyright 2000-2003 * Wolfgang Denk, DENX Software Engineering, wd@denx.de. * * See file CREDITS for list of people who contributed to this * project. * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License as * published by the Free Software Foundation; either version 2 of * the License, or (at your option) any later version. * * 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 */ /* * MPC8xx/MPC8260 Internal Memory Map Functions */ #include <common.h> #include <command.h> #if defined(CONFIG_8xx) || defined(CONFIG_8260) #if defined(CONFIG_8xx) #include <asm/8xx_immap.h> #include <commproc.h> #include <asm/iopin_8xx.h> #elif defined(CONFIG_8260) #include <asm/immap_8260.h> #include <asm/cpm_8260.h> #include <asm/iopin_8260.h> #endif DECLARE_GLOBAL_DATA_PTR; static void unimplemented ( cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) { printf ("Sorry, but the '%s' command has not been implemented\n", cmdtp->name); } int do_siuinfo (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) { volatile immap_t *immap = (immap_t *) CONFIG_SYS_IMMR; #if defined(CONFIG_8xx) volatile sysconf8xx_t *sc = &immap->im_siu_conf; #elif defined(CONFIG_8260) volatile sysconf8260_t *sc = &immap->im_siu_conf; #endif printf ("SIUMCR= %08x SYPCR = %08x\n", sc->sc_siumcr, sc->sc_sypcr); #if defined(CONFIG_8xx) printf ("SWT = %08x\n", sc->sc_swt); printf ("SIPEND= %08x SIMASK= %08x\n", sc->sc_sipend, sc->sc_simask); printf ("SIEL = %08x SIVEC = %08x\n", sc->sc_siel, sc->sc_sivec); printf ("TESR = %08x SDCR = %08x\n", sc->sc_tesr, sc->sc_sdcr); #elif defined(CONFIG_8260) printf ("BCR = %08x\n", sc->sc_bcr); printf ("P_ACR = %02x P_ALRH= %08x P_ALRL= %08x\n", sc->sc_ppc_acr, sc->sc_ppc_alrh, sc->sc_ppc_alrl); printf ("L_ACR = %02x L_ALRH= %08x L_ALRL= %08x\n", sc->sc_lcl_acr, sc->sc_lcl_alrh, sc->sc_lcl_alrl); printf ("PTESR1= %08x PTESR2= %08x\n", sc->sc_tescr1, sc->sc_tescr2); printf ("LTESR1= %08x LTESR2= %08x\n", sc->sc_ltescr1, sc->sc_ltescr2); printf ("PDTEA = %08x PDTEM = %02x\n", sc->sc_pdtea, sc->sc_pdtem); printf ("LDTEA = %08x LDTEM = %02x\n", sc->sc_ldtea, sc->sc_ldtem); #endif return 0; } int do_memcinfo (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) { volatile immap_t *immap = (immap_t *) CONFIG_SYS_IMMR; #if defined(CONFIG_8xx) volatile memctl8xx_t *memctl = &immap->im_memctl; int nbanks = 8; #elif defined(CONFIG_8260) volatile memctl8260_t *memctl = &immap->im_memctl; int nbanks = 12; #endif volatile uint *p = &memctl->memc_br0; int i; for (i = 0; i < nbanks; i++, p += 2) { if (i < 10) { printf ("BR%d = %08x OR%d = %08x\n", i, p[0], i, p[1]); } else { printf ("BR%d = %08x OR%d = %08x\n", i, p[0], i, p[1]); } } printf ("MAR = %08x", memctl->memc_mar); #if defined(CONFIG_8xx) printf (" MCR = %08x\n", memctl->memc_mcr); #elif defined(CONFIG_8260) putc ('\n'); #endif printf ("MAMR = %08x MBMR = %08x", memctl->memc_mamr, memctl->memc_mbmr); #if defined(CONFIG_8xx) printf ("\nMSTAT = %04x\n", memctl->memc_mstat); #elif defined(CONFIG_8260) printf (" MCMR = %08x\n", memctl->memc_mcmr); #endif printf ("MPTPR = %04x MDR = %08x\n", memctl->memc_mptpr, memctl->memc_mdr); #if defined(CONFIG_8260) printf ("PSDMR = %08x LSDMR = %08x\n", memctl->memc_psdmr, memctl->memc_lsdmr); printf ("PURT = %02x PSRT = %02x\n", memctl->memc_purt, memctl->memc_psrt); printf ("LURT = %02x LSRT = %02x\n", memctl->memc_lurt, memctl->memc_lsrt); printf ("IMMR = %08x\n", memctl->memc_immr); #endif return 0; } int do_sitinfo (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) { unimplemented (cmdtp, flag, argc, argv); return 0; } #ifdef CONFIG_8260 int do_icinfo (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) { unimplemented (cmdtp, flag, argc, argv); return 0; } #endif int do_carinfo (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) { volatile immap_t *immap = (immap_t *) CONFIG_SYS_IMMR; #if defined(CONFIG_8xx) volatile car8xx_t *car = &immap->im_clkrst; #elif defined(CONFIG_8260) volatile car8260_t *car = &immap->im_clkrst; #endif #if defined(CONFIG_8xx) printf ("SCCR = %08x\n", car->car_sccr); printf ("PLPRCR= %08x\n", car->car_plprcr); printf ("RSR = %08x\n", car->car_rsr); #elif defined(CONFIG_8260) printf ("SCCR = %08x\n", car->car_sccr); printf ("SCMR = %08x\n", car->car_scmr); printf ("RSR = %08x\n", car->car_rsr); printf ("RMR = %08x\n", car->car_rmr); #endif return 0; } static int counter; static void header(void) { char *data = "\ -------------------------------- --------------------------------\ 00000000001111111111222222222233 00000000001111111111222222222233\ 01234567890123456789012345678901 01234567890123456789012345678901\ -------------------------------- --------------------------------\ "; int i; if (counter % 2) putc('\n'); counter = 0; for (i = 0; i < 4; i++, data += 79) printf("%.79s\n", data); } static void binary (char *label, uint value, int nbits) { uint mask = 1 << (nbits - 1); int i, second = (counter++ % 2); if (second) putc (' '); puts (label); for (i = 32 + 1; i != nbits; i--) putc (' '); while (mask != 0) { if (value & mask) putc ('1'); else putc ('0'); mask >>= 1; } if (second) putc ('\n'); } #if defined(CONFIG_8xx) #define PA_NBITS 16 #define PA_NB_ODR 8 #define PB_NBITS 18 #define PB_NB_ODR 16 #define PC_NBITS 12 #define PD_NBITS 13 #elif defined(CONFIG_8260) #define PA_NBITS 32 #define PA_NB_ODR 32 #define PB_NBITS 28 #define PB_NB_ODR 28 #define PC_NBITS 32 #define PD_NBITS 28 #endif int do_iopinfo (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) { volatile immap_t *immap = (immap_t *) CONFIG_SYS_IMMR; #if defined(CONFIG_8xx) volatile iop8xx_t *iop = &immap->im_ioport; volatile ushort *l, *r; #elif defined(CONFIG_8260) volatile iop8260_t *iop = &immap->im_ioport; volatile uint *l, *r; #endif volatile uint *R; counter = 0; header (); /* * Ports A & B */ #if defined(CONFIG_8xx) l = &iop->iop_padir; R = &immap->im_cpm.cp_pbdir; #elif defined(CONFIG_8260) l = &iop->iop_pdira; R = &iop->iop_pdirb; #endif binary ("PA_DIR", *l++, PA_NBITS); binary ("PB_DIR", *R++, PB_NBITS); binary ("PA_PAR", *l++, PA_NBITS); binary ("PB_PAR", *R++, PB_NBITS); #if defined(CONFIG_8260) binary ("PA_SOR", *l++, PA_NBITS); binary ("PB_SOR", *R++, PB_NBITS); #endif binary ("PA_ODR", *l++, PA_NB_ODR); binary ("PB_ODR", *R++, PB_NB_ODR); binary ("PA_DAT", *l++, PA_NBITS); binary ("PB_DAT", *R++, PB_NBITS); header (); /* * Ports C & D */ #if defined(CONFIG_8xx) l = &iop->iop_pcdir; r = &iop->iop_pddir; #elif defined(CONFIG_8260) l = &iop->iop_pdirc; r = &iop->iop_pdird; #endif binary ("PC_DIR", *l++, PC_NBITS); binary ("PD_DIR", *r++, PD_NBITS); binary ("PC_PAR", *l++, PC_NBITS); binary ("PD_PAR", *r++, PD_NBITS); #if defined(CONFIG_8xx) binary ("PC_SO ", *l++, PC_NBITS); binary (" ", 0, 0); r++; #elif defined(CONFIG_8260) binary ("PC_SOR", *l++, PC_NBITS); binary ("PD_SOR", *r++, PD_NBITS); binary ("PC_ODR", *l++, PC_NBITS); binary ("PD_ODR", *r++, PD_NBITS); #endif binary ("PC_DAT", *l++, PC_NBITS); binary ("PD_DAT", *r++, PD_NBITS); #if defined(CONFIG_8xx) binary ("PC_INT", *l++, PC_NBITS); #endif header (); return 0; } /* * set the io pins * this needs a clean up for smaller tighter code * use *uint and set the address based on cmd + port */ int do_iopset (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) { uint rcode = 0; iopin_t iopin; static uint port = 0; static uint pin = 0; static uint value = 0; static enum { DIR, PAR, SOR, ODR, DAT, #if defined(CONFIG_8xx) INT #endif } cmd = DAT; if (argc != 5) { puts ("iopset PORT PIN CMD VALUE\n"); return 1; } port = argv[1][0] - 'A'; if (port > 3) port -= 0x20; if (port > 3) rcode = 1; pin = simple_strtol (argv[2], NULL, 10); if (pin > 31) rcode = 1; switch (argv[3][0]) { case 'd': if (argv[3][1] == 'a') cmd = DAT; else if (argv[3][1] == 'i') cmd = DIR; else rcode = 1; break; case 'p': cmd = PAR; break; case 'o': cmd = ODR; break; case 's': cmd = SOR; break; #if defined(CONFIG_8xx) case 'i': cmd = INT; break; #endif default: printf ("iopset: unknown command %s\n", argv[3]); rcode = 1; } if (argv[4][0] == '1') value = 1; else if (argv[4][0] == '0') value = 0; else rcode = 1; if (rcode == 0) { iopin.port = port; iopin.pin = pin; iopin.flag = 0; switch (cmd) { case DIR: if (value) iopin_set_out (&iopin); else iopin_set_in (&iopin); break; case PAR: if (value) iopin_set_ded (&iopin); else iopin_set_gen (&iopin); break; case SOR: if (value) iopin_set_opt2 (&iopin); else iopin_set_opt1 (&iopin); break; case ODR: if (value) iopin_set_odr (&iopin); else iopin_set_act (&iopin); break; case DAT: if (value) iopin_set_high (&iopin); else iopin_set_low (&iopin); break; #if defined(CONFIG_8xx) case INT: if (value) iopin_set_falledge (&iopin); else iopin_set_anyedge (&iopin); break; #endif } } return rcode; } int do_dmainfo (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) { unimplemented (cmdtp, flag, argc, argv); return 0; } int do_fccinfo (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) { unimplemented (cmdtp, flag, argc, argv); return 0; } static void prbrg (int n, uint val) { uint extc = (val >> 14) & 3; uint cd = (val & CPM_BRG_CD_MASK) >> 1; uint div16 = (val & CPM_BRG_DIV16) != 0; #if defined(CONFIG_8xx) ulong clock = gd->cpu_clk; #elif defined(CONFIG_8260) ulong clock = gd->brg_clk; #endif printf ("BRG%d:", n); if (val & CPM_BRG_RST) puts (" RESET"); else puts (" "); if (val & CPM_BRG_EN) puts (" ENABLED"); else puts (" DISABLED"); printf (" EXTC=%d", extc); if (val & CPM_BRG_ATB) puts (" ATB"); else puts (" "); printf (" DIVIDER=%4d", cd); if (extc == 0 && cd != 0) { uint baudrate; if (div16) baudrate = (clock / 16) / (cd + 1); else baudrate = clock / (cd + 1); printf ("=%6d bps", baudrate); } else { puts (" "); } if (val & CPM_BRG_DIV16) puts (" DIV16"); else puts (" "); putc ('\n'); } int do_brginfo (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) { volatile immap_t *immap = (immap_t *) CONFIG_SYS_IMMR; #if defined(CONFIG_8xx) volatile cpm8xx_t *cp = &immap->im_cpm; volatile uint *p = &cp->cp_brgc1; #elif defined(CONFIG_8260) volatile uint *p = &immap->im_brgc1; #endif int i = 1; while (i <= 4) prbrg (i++, *p++); #if defined(CONFIG_8260) p = &immap->im_brgc5; while (i <= 8) prbrg (i++, *p++); #endif return 0; } int do_i2cinfo (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) { volatile immap_t *immap = (immap_t *) CONFIG_SYS_IMMR; #if defined(CONFIG_8xx) volatile i2c8xx_t *i2c = &immap->im_i2c; volatile cpm8xx_t *cp = &immap->im_cpm; volatile iic_t *iip = (iic_t *) & cp->cp_dparam[PROFF_IIC]; #elif defined(CONFIG_8260) volatile i2c8260_t *i2c = &immap->im_i2c; volatile iic_t *iip; uint dpaddr; dpaddr = *((unsigned short *) (&immap->im_dprambase[PROFF_I2C_BASE])); if (dpaddr == 0) iip = NULL; else iip = (iic_t *) & immap->im_dprambase[dpaddr]; #endif printf ("I2MOD = %02x I2ADD = %02x\n", i2c->i2c_i2mod, i2c->i2c_i2add); printf ("I2BRG = %02x I2COM = %02x\n", i2c->i2c_i2brg, i2c->i2c_i2com); printf ("I2CER = %02x I2CMR = %02x\n", i2c->i2c_i2cer, i2c->i2c_i2cmr); if (iip == NULL) puts ("i2c parameter ram not allocated\n"); else { printf ("RBASE = %08x TBASE = %08x\n", iip->iic_rbase, iip->iic_tbase); printf ("RFCR = %02x TFCR = %02x\n", iip->iic_rfcr, iip->iic_tfcr); printf ("MRBLR = %04x\n", iip->iic_mrblr); printf ("RSTATE= %08x RDP = %08x\n", iip->iic_rstate, iip->iic_rdp); printf ("RBPTR = %04x RBC = %04x\n", iip->iic_rbptr, iip->iic_rbc); printf ("RXTMP = %08x\n", iip->iic_rxtmp); printf ("TSTATE= %08x TDP = %08x\n", iip->iic_tstate, iip->iic_tdp); printf ("TBPTR = %04x TBC = %04x\n", iip->iic_tbptr, iip->iic_tbc); printf ("TXTMP = %08x\n", iip->iic_txtmp); } return 0; } int do_sccinfo (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) { unimplemented (cmdtp, flag, argc, argv); return 0; } int do_smcinfo (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) { unimplemented (cmdtp, flag, argc, argv); return 0; } int do_spiinfo (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) { unimplemented (cmdtp, flag, argc, argv); return 0; } int do_muxinfo (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) { unimplemented (cmdtp, flag, argc, argv); return 0; } int do_siinfo (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) { unimplemented (cmdtp, flag, argc, argv); return 0; } int do_mccinfo (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) { unimplemented (cmdtp, flag, argc, argv); return 0; } /***************************************************/ U_BOOT_CMD( siuinfo, 1, 1, do_siuinfo, "print System Interface Unit (SIU) registers", NULL ); U_BOOT_CMD( memcinfo, 1, 1, do_memcinfo, "print Memory Controller registers", NULL ); U_BOOT_CMD( sitinfo, 1, 1, do_sitinfo, "print System Integration Timers (SIT) registers", NULL ); #ifdef CONFIG_8260 U_BOOT_CMD( icinfo, 1, 1, do_icinfo, "print Interrupt Controller registers", NULL ); #endif U_BOOT_CMD( carinfo, 1, 1, do_carinfo, "print Clocks and Reset registers", NULL ); U_BOOT_CMD( iopinfo, 1, 1, do_iopinfo, "print I/O Port registers", NULL ); U_BOOT_CMD( iopset, 5, 0, do_iopset, "set I/O Port registers", "PORT PIN CMD VALUE\nPORT: A-D, PIN: 0-31, CMD: [dat|dir|odr|sor], VALUE: 0|1" ); U_BOOT_CMD( dmainfo, 1, 1, do_dmainfo, "print SDMA/IDMA registers", NULL ); U_BOOT_CMD( fccinfo, 1, 1, do_fccinfo, "print FCC registers", NULL ); U_BOOT_CMD( brginfo, 1, 1, do_brginfo, "print Baud Rate Generator (BRG) registers", NULL ); U_BOOT_CMD( i2cinfo, 1, 1, do_i2cinfo, "print I2C registers", NULL ); U_BOOT_CMD( sccinfo, 1, 1, do_sccinfo, "print SCC registers", NULL ); U_BOOT_CMD( smcinfo, 1, 1, do_smcinfo, "print SMC registers", NULL ); U_BOOT_CMD( spiinfo, 1, 1, do_spiinfo, "print Serial Peripheral Interface (SPI) registers", NULL ); U_BOOT_CMD( muxinfo, 1, 1, do_muxinfo, "print CPM Multiplexing registers", NULL ); U_BOOT_CMD( siinfo, 1, 1, do_siinfo, "print Serial Interface (SI) registers", NULL ); U_BOOT_CMD( mccinfo, 1, 1, do_mccinfo, "print MCC registers", NULL ); #endif