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/*
*(C) Copyright 2005-2009 Netstal Maschinen AG
* Bruno Hars (Bruno.Hars@netstal.com)
* Niklaus Giger (Niklaus.Giger@netstal.com)
*
* SPDX-License-Identifier: GPL-2.0+
*/
/*
* reginfo.c - register dump of HW-configuratin register for PPC4xx based board
*/
#include <common.h>
#include <command.h>
#include <asm/processor.h>
#include <asm/io.h>
#include <asm/ppc4xx.h>
#include <asm/ppc4xx-uic.h>
#include <asm/ppc4xx-emac.h>
enum REGISTER_TYPE {
IDCR1, /* Indirectly Accessed DCR via SDRAM0_CFGADDR/SDRAM0_CFGDATA */
IDCR2, /* Indirectly Accessed DCR via EBC0_CFGADDR/EBC0_CFGDATA */
IDCR3, /* Indirectly Accessed DCR via EBM0_CFGADDR/EBM0_CFGDATA */
IDCR4, /* Indirectly Accessed DCR via PPM0_CFGADDR/PPM0_CFGDATA */
IDCR5, /* Indirectly Accessed DCR via CPR0_CFGADDR/CPR0_CFGDATA */
IDCR6, /* Indirectly Accessed DCR via SDR0_CFGADDR/SDR0_CFGDATA */
MM /* Directly Accessed MMIO Register */
};
struct cpu_register {
char *name;
enum REGISTER_TYPE type;
u32 address;
};
/*
* PPC440EPx registers ordered for output
* name type addr size
* -------------------------------------------
*/
const struct cpu_register ppc4xx_reg[] = {
{"PB0CR", IDCR2, PB0CR},
{"PB0AP", IDCR2, PB0AP},
{"PB1CR", IDCR2, PB1CR},
{"PB1AP", IDCR2, PB1AP},
{"PB2CR", IDCR2, PB2CR},
{"PB2AP", IDCR2, PB2AP},
{"PB3CR", IDCR2, PB3CR},
{"PB3AP", IDCR2, PB3AP},
{"PB4CR", IDCR2, PB4CR},
{"PB4AP", IDCR2, PB4AP},
#if !defined(CONFIG_405EP)
{"PB5CR", IDCR2, PB5CR},
{"PB5AP", IDCR2, PB5AP},
{"PB6CR", IDCR2, PB6CR},
{"PB6AP", IDCR2, PB6AP},
{"PB7CR", IDCR2, PB7CR},
{"PB7AP", IDCR2, PB7AP},
#endif
{"PBEAR", IDCR2, PBEAR},
#if defined(CONFIG_405EP) || defined (CONFIG_405GP)
{"PBESR0", IDCR2, PBESR0},
{"PBESR1", IDCR2, PBESR1},
#endif
{"EBC0_CFG", IDCR2, EBC0_CFG},
#ifdef CONFIG_405GP
{"SDRAM0_BESR0", IDCR1, SDRAM0_BESR0},
{"SDRAM0_BESRS0", IDCR1, SDRAM0_BESRS0},
{"SDRAM0_BESR1", IDCR1, SDRAM0_BESR1},
{"SDRAM0_BESRS1", IDCR1, SDRAM0_BESRS1},
{"SDRAM0_BEAR", IDCR1, SDRAM0_BEAR},
{"SDRAM0_CFG", IDCR1, SDRAM0_CFG},
{"SDRAM0_RTR", IDCR1, SDRAM0_RTR},
{"SDRAM0_PMIT", IDCR1, SDRAM0_PMIT},
{"SDRAM0_B0CR", IDCR1, SDRAM0_B0CR},
{"SDRAM0_B1CR", IDCR1, SDRAM0_B1CR},
{"SDRAM0_B2CR", IDCR1, SDRAM0_B2CR},
{"SDRAM0_B3CR", IDCR1, SDRAM0_B1CR},
{"SDRAM0_TR", IDCR1, SDRAM0_TR},
{"SDRAM0_ECCCFG", IDCR1, SDRAM0_B1CR},
{"SDRAM0_ECCESR", IDCR1, SDRAM0_ECCESR},
#endif
#ifdef CONFIG_440EPX
{"SDR0_SDSTP0", IDCR6, SDR0_SDSTP0},
{"SDR0_SDSTP1", IDCR6, SDR0_SDSTP1},
{"SDR0_SDSTP2", IDCR6, SDR0_SDSTP2},
{"SDR0_SDSTP3", IDCR6, SDR0_SDSTP3},
{"SDR0_CUST0", IDCR6, SDR0_CUST0},
{"SDR0_CUST1", IDCR6, SDR0_CUST1},
{"SDR0_EBC", IDCR6, SDR0_EBC},
{"SDR0_AMP0", IDCR6, SDR0_AMP0},
{"SDR0_AMP1", IDCR6, SDR0_AMP1},
{"SDR0_CP440", IDCR6, SDR0_CP440},
{"SDR0_CRYP0", IDCR6, SDR0_CRYP0},
{"SDR0_DDRCFG", IDCR6, SDR0_DDRCFG},
{"SDR0_EMAC0RXST", IDCR6, SDR0_EMAC0RXST},
{"SDR0_EMAC0TXST", IDCR6, SDR0_EMAC0TXST},
{"SDR0_MFR", IDCR6, SDR0_MFR},
{"SDR0_PCI0", IDCR6, SDR0_PCI0},
{"SDR0_PFC0", IDCR6, SDR0_PFC0},
{"SDR0_PFC1", IDCR6, SDR0_PFC1},
{"SDR0_PFC2", IDCR6, SDR0_PFC2},
{"SDR0_PFC4", IDCR6, SDR0_PFC4},
{"SDR0_UART0", IDCR6, SDR0_UART0},
{"SDR0_UART1", IDCR6, SDR0_UART1},
{"SDR0_UART2", IDCR6, SDR0_UART2},
{"SDR0_UART3", IDCR6, SDR0_UART3},
{"DDR0_02", IDCR1, DDR0_02},
{"DDR0_00", IDCR1, DDR0_00},
{"DDR0_01", IDCR1, DDR0_01},
{"DDR0_03", IDCR1, DDR0_03},
{"DDR0_04", IDCR1, DDR0_04},
{"DDR0_05", IDCR1, DDR0_05},
{"DDR0_06", IDCR1, DDR0_06},
{"DDR0_07", IDCR1, DDR0_07},
{"DDR0_08", IDCR1, DDR0_08},
{"DDR0_09", IDCR1, DDR0_09},
{"DDR0_10", IDCR1, DDR0_10},
{"DDR0_11", IDCR1, DDR0_11},
{"DDR0_12", IDCR1, DDR0_12},
{"DDR0_14", IDCR1, DDR0_14},
{"DDR0_17", IDCR1, DDR0_17},
{"DDR0_18", IDCR1, DDR0_18},
{"DDR0_19", IDCR1, DDR0_19},
{"DDR0_20", IDCR1, DDR0_20},
{"DDR0_21", IDCR1, DDR0_21},
{"DDR0_22", IDCR1, DDR0_22},
{"DDR0_23", IDCR1, DDR0_23},
{"DDR0_24", IDCR1, DDR0_24},
{"DDR0_25", IDCR1, DDR0_25},
{"DDR0_26", IDCR1, DDR0_26},
{"DDR0_27", IDCR1, DDR0_27},
{"DDR0_28", IDCR1, DDR0_28},
{"DDR0_31", IDCR1, DDR0_31},
{"DDR0_32", IDCR1, DDR0_32},
{"DDR0_33", IDCR1, DDR0_33},
{"DDR0_34", IDCR1, DDR0_34},
{"DDR0_35", IDCR1, DDR0_35},
{"DDR0_36", IDCR1, DDR0_36},
{"DDR0_37", IDCR1, DDR0_37},
{"DDR0_38", IDCR1, DDR0_38},
{"DDR0_39", IDCR1, DDR0_39},
{"DDR0_40", IDCR1, DDR0_40},
{"DDR0_41", IDCR1, DDR0_41},
{"DDR0_42", IDCR1, DDR0_42},
{"DDR0_43", IDCR1, DDR0_43},
{"DDR0_44", IDCR1, DDR0_44},
{"CPR0_ICFG", IDCR5, CPR0_ICFG},
{"CPR0_MALD", IDCR5, CPR0_MALD},
{"CPR0_OPBD00", IDCR5, CPR0_OPBD0},
{"CPR0_PERD0", IDCR5, CPR0_PERD},
{"CPR0_PLLC0", IDCR5, CPR0_PLLC},
{"CPR0_PLLD0", IDCR5, CPR0_PLLD},
{"CPR0_PRIMAD0", IDCR5, CPR0_PRIMAD0},
{"CPR0_PRIMBD0", IDCR5, CPR0_PRIMBD0},
{"CPR0_SPCID", IDCR5, CPR0_SPCID},
{"SPI0_MODE", MM, SPI0_MODE},
{"IIC0_CLKDIV", MM, PCIL0_PMM1MA},
{"PCIL0_PMM0MA", MM, PCIL0_PMM0MA},
{"PCIL0_PMM1MA", MM, PCIL0_PMM1MA},
{"PCIL0_PTM1LA", MM, PCIL0_PMM1MA},
{"PCIL0_PTM1MS", MM, PCIL0_PTM1MS},
{"PCIL0_PTM2LA", MM, PCIL0_PMM1MA},
{"PCIL0_PTM2MS", MM, PCIL0_PTM2MS},
{"ZMII0_FER", MM, ZMII0_FER},
{"ZMII0_SSR", MM, ZMII0_SSR},
{"EMAC0_IPGVR", MM, EMAC0_IPGVR},
{"EMAC0_MR1", MM, EMAC0_MR1},
{"EMAC0_PTR", MM, EMAC0_PTR},
{"EMAC0_RWMR", MM, EMAC0_RWMR},
{"EMAC0_STACR", MM, EMAC0_STACR},
{"EMAC0_TMR0", MM, EMAC0_TMR0},
{"EMAC0_TMR1", MM, EMAC0_TMR1},
{"EMAC0_TRTR", MM, EMAC0_TRTR},
{"EMAC1_MR1", MM, EMAC1_MR1},
{"GPIO0_OR", MM, GPIO0_OR},
{"GPIO1_OR", MM, GPIO1_OR},
{"GPIO0_TCR", MM, GPIO0_TCR},
{"GPIO1_TCR", MM, GPIO1_TCR},
{"GPIO0_ODR", MM, GPIO0_ODR},
{"GPIO1_ODR", MM, GPIO1_ODR},
{"GPIO0_OSRL", MM, GPIO0_OSRL},
{"GPIO0_OSRH", MM, GPIO0_OSRH},
{"GPIO1_OSRL", MM, GPIO1_OSRL},
{"GPIO1_OSRH", MM, GPIO1_OSRH},
{"GPIO0_TSRL", MM, GPIO0_TSRL},
{"GPIO0_TSRH", MM, GPIO0_TSRH},
{"GPIO1_TSRL", MM, GPIO1_TSRL},
{"GPIO1_TSRH", MM, GPIO1_TSRH},
{"GPIO0_IR", MM, GPIO0_IR},
{"GPIO1_IR", MM, GPIO1_IR},
{"GPIO0_ISR1L", MM, GPIO0_ISR1L},
{"GPIO0_ISR1H", MM, GPIO0_ISR1H},
{"GPIO1_ISR1L", MM, GPIO1_ISR1L},
{"GPIO1_ISR1H", MM, GPIO1_ISR1H},
{"GPIO0_ISR2L", MM, GPIO0_ISR2L},
{"GPIO0_ISR2H", MM, GPIO0_ISR2H},
{"GPIO1_ISR2L", MM, GPIO1_ISR2L},
{"GPIO1_ISR2H", MM, GPIO1_ISR2H},
{"GPIO0_ISR3L", MM, GPIO0_ISR3L},
{"GPIO0_ISR3H", MM, GPIO0_ISR3H},
{"GPIO1_ISR3L", MM, GPIO1_ISR3L},
{"GPIO1_ISR3H", MM, GPIO1_ISR3H},
{"SDR0_USB2PHY0CR", IDCR6, SDR0_USB2PHY0CR},
{"SDR0_USB2H0CR", IDCR6, SDR0_USB2H0CR},
{"SDR0_USB2D0CR", IDCR6, SDR0_USB2D0CR},
#endif
};
/*
* CPU Register dump of PPC4xx HW configuration registers
* Output: first all DCR-registers, then in order of struct ppc4xx_reg
*/
#define PRINT_DCR(dcr) printf("0x%08x %-16s: 0x%08x\n", dcr,#dcr, mfdcr(dcr));
void ppc4xx_reginfo(void)
{
unsigned int i;
unsigned int n;
u32 value;
enum REGISTER_TYPE type;
#if defined (CONFIG_405EP)
printf("Dump PPC405EP HW configuration registers\n\n");
#elif CONFIG_405GP
printf ("Dump 405GP HW configuration registers\n\n");
#elif CONFIG_440EPX
printf("Dump PPC440EPx HW configuration registers\n\n");
#endif
printf("MSR: 0x%08x\n", mfmsr());
printf ("\nUniversal Interrupt Controller Regs\n");
PRINT_DCR(UIC0SR);
PRINT_DCR(UIC0ER);
PRINT_DCR(UIC0CR);
PRINT_DCR(UIC0PR);
PRINT_DCR(UIC0TR);
PRINT_DCR(UIC0MSR);
PRINT_DCR(UIC0VR);
PRINT_DCR(UIC0VCR);
#if (UIC_MAX > 1)
PRINT_DCR(UIC2SR);
PRINT_DCR(UIC2ER);
PRINT_DCR(UIC2CR);
PRINT_DCR(UIC2PR);
PRINT_DCR(UIC2TR);
PRINT_DCR(UIC2MSR);
PRINT_DCR(UIC2VR);
PRINT_DCR(UIC2VCR);
#endif
#if (UIC_MAX > 2)
PRINT_DCR(UIC2SR);
PRINT_DCR(UIC2ER);
PRINT_DCR(UIC2CR);
PRINT_DCR(UIC2PR);
PRINT_DCR(UIC2TR);
PRINT_DCR(UIC2MSR);
PRINT_DCR(UIC2VR);
PRINT_DCR(UIC2VCR);
#endif
#if (UIC_MAX > 3)
PRINT_DCR(UIC3SR);
PRINT_DCR(UIC3ER);
PRINT_DCR(UIC3CR);
PRINT_DCR(UIC3PR);
PRINT_DCR(UIC3TR);
PRINT_DCR(UIC3MSR);
PRINT_DCR(UIC3VR);
PRINT_DCR(UIC3VCR);
#endif
#if defined (CONFIG_405EP) || defined (CONFIG_405GP)
printf ("\n\nDMA Channels\n");
PRINT_DCR(DMASR);
PRINT_DCR(DMASGC);
PRINT_DCR(DMAADR);
PRINT_DCR(DMACR0);
PRINT_DCR(DMACT0);
PRINT_DCR(DMADA0);
PRINT_DCR(DMASA0);
PRINT_DCR(DMASB0);
PRINT_DCR(DMACR1);
PRINT_DCR(DMACT1);
PRINT_DCR(DMADA1);
PRINT_DCR(DMASA1);
PRINT_DCR(DMASB1);
PRINT_DCR(DMACR2);
PRINT_DCR(DMACT2);
PRINT_DCR(DMADA2);
PRINT_DCR(DMASA2);
PRINT_DCR(DMASB2);
PRINT_DCR(DMACR3);
PRINT_DCR(DMACT3);
PRINT_DCR(DMADA3);
PRINT_DCR(DMASA3);
PRINT_DCR(DMASB3);
#endif
printf ("\n\nVarious HW-Configuration registers\n");
#if defined (CONFIG_440EPX)
PRINT_DCR(MAL0_CFG);
PRINT_DCR(CPM0_ER);
PRINT_DCR(CPM1_ER);
PRINT_DCR(PLB4A0_ACR);
PRINT_DCR(PLB4A1_ACR);
PRINT_DCR(PLB3A0_ACR);
PRINT_DCR(OPB2PLB40_BCTRL);
PRINT_DCR(P4P3BO0_CFG);
#endif
n = ARRAY_SIZE(ppc4xx_reg);
for (i = 0; i < n; i++) {
value = 0;
type = ppc4xx_reg[i].type;
switch (type) {
case IDCR1: /* Indirect via SDRAM0_CFGADDR/DDR0_CFGDATA */
mtdcr(SDRAM0_CFGADDR, ppc4xx_reg[i].address);
value = mfdcr(SDRAM0_CFGDATA);
break;
case IDCR2: /* Indirect via EBC0_CFGADDR/EBC0_CFGDATA */
mtdcr(EBC0_CFGADDR, ppc4xx_reg[i].address);
value = mfdcr(EBC0_CFGDATA);
break;
case IDCR5: /* Indirect via CPR0_CFGADDR/CPR0_CFGDATA */
mtdcr(CPR0_CFGADDR, ppc4xx_reg[i].address);
value = mfdcr(CPR0_CFGDATA);
break;
case IDCR6: /* Indirect via SDR0_CFGADDR/SDR0_CFGDATA */
mtdcr(SDR0_CFGADDR, ppc4xx_reg[i].address);
value = mfdcr(SDR0_CFGDATA);
break;
case MM: /* Directly Accessed MMIO Register */
value = in_be32((const volatile unsigned __iomem *)
ppc4xx_reg[i].address);
break;
default:
printf("\nERROR: struct entry %d: unknown register"
"type\n", i);
break;
}
printf("0x%08x %-16s: 0x%08x\n",ppc4xx_reg[i].address,
ppc4xx_reg[i].name, value);
}
}