#include <i2c.h>
#include <spd.h>
#include <miiphy.h>
-#if defined(CONFIG_PCI)
-#include <pci.h>
-#endif
+#include <command.h>
#if defined(CONFIG_SPD_EEPROM)
#include <spd_sdram.h>
#endif
/* Enable flash write */
bcsr[1] &= ~0x01;
+#ifdef CFG_USE_MPC834XSYS_USB_PHY
+ /* Use USB PHY on SYS board */
+ bcsr[5] |= 0x02;
+#endif
+
return 0;
}
if ((im->sysconf.immrbar & IMMRBAR_BASE_ADDR) != (u32)im)
return -1;
+ puts("Initializing\n");
+
/* DDR SDRAM - Main SODIMM */
im->sysconf.ddrlaw[0].bar = CFG_DDR_BASE & LAWBAR_BAR;
#if defined(CONFIG_SPD_EEPROM)
-
- msize = spd_sdram(0);
+ msize = spd_sdram();
#else
msize = fixed_sdram();
#endif
return -1;
}
}
+ im->sysconf.ddrlaw[0].bar = ((CFG_DDR_SDRAM_BASE>>12) & 0xfffff);
im->sysconf.ddrlaw[0].ar = LAWAR_EN | ((ddr_size_log2 - 1) & LAWAR_SIZE);
+
#if (CFG_DDR_SIZE != 256)
#warning Currenly any ddr size other than 256 is not supported
#endif
-
- im->ddr.csbnds[0].csbnds = 0x00100017;
- im->ddr.csbnds[1].csbnds = 0x0018001f;
- im->ddr.csbnds[2].csbnds = 0x00000007;
- im->ddr.csbnds[3].csbnds = 0x0008000f;
- im->ddr.cs_config[0] = CFG_DDR_CONFIG;
- im->ddr.cs_config[1] = CFG_DDR_CONFIG;
+ im->ddr.csbnds[2].csbnds = 0x0000000f;
im->ddr.cs_config[2] = CFG_DDR_CONFIG;
- im->ddr.cs_config[3] = CFG_DDR_CONFIG;
- im->ddr.timing_cfg_1 =
- 3 << TIMING_CFG1_PRETOACT_SHIFT |
- 7 << TIMING_CFG1_ACTTOPRE_SHIFT |
- 3 << TIMING_CFG1_ACTTORW_SHIFT |
- 4 << TIMING_CFG1_CASLAT_SHIFT |
- 3 << TIMING_CFG1_REFREC_SHIFT |
- 3 << TIMING_CFG1_WRREC_SHIFT |
- 2 << TIMING_CFG1_ACTTOACT_SHIFT |
- 1 << TIMING_CFG1_WRTORD_SHIFT;
- im->ddr.timing_cfg_2 = 2 << TIMING_CFG2_WR_DATA_DELAY_SHIFT;
+
+ /* currently we use only one CS, so disable the other banks */
+ im->ddr.cs_config[0] = 0;
+ im->ddr.cs_config[1] = 0;
+ im->ddr.cs_config[3] = 0;
+
+ im->ddr.timing_cfg_1 = CFG_DDR_TIMING_1;
+ im->ddr.timing_cfg_2 = CFG_DDR_TIMING_2;
+
im->ddr.sdram_cfg =
SDRAM_CFG_SREN
#if defined(CONFIG_DDR_2T_TIMING)
| SDRAM_CFG_2T_EN
#endif
| 2 << SDRAM_CFG_SDRAM_TYPE_SHIFT;
- im->ddr.sdram_mode =
- 0x2000 << SDRAM_MODE_ESD_SHIFT |
- 0x0162 << SDRAM_MODE_SD_SHIFT;
+#if defined (CONFIG_DDR_32BIT)
+ /* for 32-bit mode burst length is 8 */
+ im->ddr.sdram_cfg |= (SDRAM_CFG_32_BE | SDRAM_CFG_8_BE);
+#endif
+ im->ddr.sdram_mode = CFG_DDR_MODE;
- im->ddr.sdram_interval = 0x045B << SDRAM_INTERVAL_REFINT_SHIFT |
- 0x0100 << SDRAM_INTERVAL_BSTOPRE_SHIFT;
+ im->ddr.sdram_interval = CFG_DDR_INTERVAL;
udelay(200);
+ /* enable DDR controller */
im->ddr.sdram_cfg |= SDRAM_CFG_MEM_EN;
-
return msize;
}
#endif/*!CFG_SPD_EEPROM*/
return 0;
}
-#if defined(CONFIG_PCI)
-/*
- * Initialize PCI Devices, report devices found
- */
-#ifndef CONFIG_PCI_PNP
-static struct pci_config_table pci_mpc8349emds_config_table[] = {
- {PCI_ANY_ID,PCI_ANY_ID,PCI_ANY_ID,PCI_ANY_ID,
- pci_cfgfunc_config_device, {PCI_ENET0_IOADDR,
- PCI_ENET0_MEMADDR,
- PCI_COMMON_MEMORY | PCI_COMMAND_MASTER
- } },
- {}
-}
-#endif
-
-volatile static struct pci_controller hose[] = {
- {
-#ifndef CONFIG_PCI_PNP
- config_table:pci_mpc8349emds_config_table,
-#endif
- },
- {
-#ifndef CONFIG_PCI_PNP
- config_table:pci_mpc8349emds_config_table,
-#endif
- }
-};
-#endif /* CONFIG_PCI */
-
-void pci_init_board(void)
-{
-#ifdef CONFIG_PCI
- extern void pci_mpc83xx_init(volatile struct pci_controller *hose);
-
- pci_mpc83xx_init(hose);
-#endif /* CONFIG_PCI */
-}
-
/*
* if MPC8349EMDS is soldered with SDRAM
*/
put("SDRAM on Local Bus is NOT available!\n");
}
#endif
+
+#if defined(CONFIG_DDR_ECC) && defined(CONFIG_DDR_ECC_CMD)
+/*
+ * ECC user commands
+ */
+void ecc_print_status(void)
+{
+ volatile immap_t *immap = (immap_t *)CFG_IMMRBAR;
+ volatile ddr8349_t *ddr = &immap->ddr;
+
+ printf("\nECC mode: %s\n\n", (ddr->sdram_cfg & SDRAM_CFG_ECC_EN) ? "ON" : "OFF");
+
+ /* Interrupts */
+ printf("Memory Error Interrupt Enable:\n");
+ printf(" Multiple-Bit Error Interrupt Enable: %d\n",
+ (ddr->err_int_en & ECC_ERR_INT_EN_MBEE) ? 1 : 0);
+ printf(" Single-Bit Error Interrupt Enable: %d\n",
+ (ddr->err_int_en & ECC_ERR_INT_EN_SBEE) ? 1 : 0);
+ printf(" Memory Select Error Interrupt Enable: %d\n\n",
+ (ddr->err_int_en & ECC_ERR_INT_EN_MSEE) ? 1 : 0);
+
+ /* Error disable */
+ printf("Memory Error Disable:\n");
+ printf(" Multiple-Bit Error Disable: %d\n",
+ (ddr->err_disable & ECC_ERROR_DISABLE_MBED) ? 1 : 0);
+ printf(" Sinle-Bit Error Disable: %d\n",
+ (ddr->err_disable & ECC_ERROR_DISABLE_SBED) ? 1 : 0);
+ printf(" Memory Select Error Disable: %d\n\n",
+ (ddr->err_disable & ECC_ERROR_DISABLE_MSED) ? 1 : 0);
+
+ /* Error injection */
+ printf("Memory Data Path Error Injection Mask High/Low: %08lx %08lx\n",
+ ddr->data_err_inject_hi, ddr->data_err_inject_lo);
+
+ printf("Memory Data Path Error Injection Mask ECC:\n");
+ printf(" ECC Mirror Byte: %d\n",
+ (ddr->ecc_err_inject & ECC_ERR_INJECT_EMB) ? 1 : 0);
+ printf(" ECC Injection Enable: %d\n",
+ (ddr->ecc_err_inject & ECC_ERR_INJECT_EIEN) ? 1 : 0);
+ printf(" ECC Error Injection Mask: 0x%02x\n\n",
+ ddr->ecc_err_inject & ECC_ERR_INJECT_EEIM);
+
+ /* SBE counter/threshold */
+ printf("Memory Single-Bit Error Management (0..255):\n");
+ printf(" Single-Bit Error Threshold: %d\n",
+ (ddr->err_sbe & ECC_ERROR_MAN_SBET) >> ECC_ERROR_MAN_SBET_SHIFT);
+ printf(" Single-Bit Error Counter: %d\n\n",
+ (ddr->err_sbe & ECC_ERROR_MAN_SBEC) >> ECC_ERROR_MAN_SBEC_SHIFT);
+
+ /* Error detect */
+ printf("Memory Error Detect:\n");
+ printf(" Multiple Memory Errors: %d\n",
+ (ddr->err_detect & ECC_ERROR_DETECT_MME) ? 1 : 0);
+ printf(" Multiple-Bit Error: %d\n",
+ (ddr->err_detect & ECC_ERROR_DETECT_MBE) ? 1 : 0);
+ printf(" Single-Bit Error: %d\n",
+ (ddr->err_detect & ECC_ERROR_DETECT_SBE) ? 1 : 0);
+ printf(" Memory Select Error: %d\n\n",
+ (ddr->err_detect & ECC_ERROR_DETECT_MSE) ? 1 : 0);
+
+ /* Capture data */
+ printf("Memory Error Address Capture: 0x%08lx\n", ddr->capture_address);
+ printf("Memory Data Path Read Capture High/Low: %08lx %08lx\n",
+ ddr->capture_data_hi, ddr->capture_data_lo);
+ printf("Memory Data Path Read Capture ECC: 0x%02x\n\n",
+ ddr->capture_ecc & CAPTURE_ECC_ECE);
+
+ printf("Memory Error Attributes Capture:\n");
+ printf(" Data Beat Number: %d\n",
+ (ddr->capture_attributes & ECC_CAPT_ATTR_BNUM) >> ECC_CAPT_ATTR_BNUM_SHIFT);
+ printf(" Transaction Size: %d\n",
+ (ddr->capture_attributes & ECC_CAPT_ATTR_TSIZ) >> ECC_CAPT_ATTR_TSIZ_SHIFT);
+ printf(" Transaction Source: %d\n",
+ (ddr->capture_attributes & ECC_CAPT_ATTR_TSRC) >> ECC_CAPT_ATTR_TSRC_SHIFT);
+ printf(" Transaction Type: %d\n",
+ (ddr->capture_attributes & ECC_CAPT_ATTR_TTYP) >> ECC_CAPT_ATTR_TTYP_SHIFT);
+ printf(" Error Information Valid: %d\n\n",
+ ddr->capture_attributes & ECC_CAPT_ATTR_VLD);
+}
+
+int do_ecc ( cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
+{
+ volatile immap_t *immap = (immap_t *)CFG_IMMRBAR;
+ volatile ddr8349_t *ddr = &immap->ddr;
+ volatile u32 val;
+ u64 *addr, count, val64;
+ register u64 *i;
+
+ if (argc > 4) {
+ printf ("Usage:\n%s\n", cmdtp->usage);
+ return 1;
+ }
+
+ if (argc == 2) {
+ if (strcmp(argv[1], "status") == 0) {
+ ecc_print_status();
+ return 0;
+ } else if (strcmp(argv[1], "captureclear") == 0) {
+ ddr->capture_address = 0;
+ ddr->capture_data_hi = 0;
+ ddr->capture_data_lo = 0;
+ ddr->capture_ecc = 0;
+ ddr->capture_attributes = 0;
+ return 0;
+ }
+ }
+
+ if (argc == 3) {
+ if (strcmp(argv[1], "sbecnt") == 0) {
+ val = simple_strtoul(argv[2], NULL, 10);
+ if (val > 255) {
+ printf("Incorrect Counter value, should be 0..255\n");
+ return 1;
+ }
+
+ val = (val << ECC_ERROR_MAN_SBEC_SHIFT);
+ val |= (ddr->err_sbe & ECC_ERROR_MAN_SBET);
+
+ ddr->err_sbe = val;
+ return 0;
+ } else if (strcmp(argv[1], "sbethr") == 0) {
+ val = simple_strtoul(argv[2], NULL, 10);
+ if (val > 255) {
+ printf("Incorrect Counter value, should be 0..255\n");
+ return 1;
+ }
+
+ val = (val << ECC_ERROR_MAN_SBET_SHIFT);
+ val |= (ddr->err_sbe & ECC_ERROR_MAN_SBEC);
+
+ ddr->err_sbe = val;
+ return 0;
+ } else if (strcmp(argv[1], "errdisable") == 0) {
+ val = ddr->err_disable;
+
+ if (strcmp(argv[2], "+sbe") == 0) {
+ val |= ECC_ERROR_DISABLE_SBED;
+ } else if (strcmp(argv[2], "+mbe") == 0) {
+ val |= ECC_ERROR_DISABLE_MBED;
+ } else if (strcmp(argv[2], "+mse") == 0) {
+ val |= ECC_ERROR_DISABLE_MSED;
+ } else if (strcmp(argv[2], "+all") == 0) {
+ val |= (ECC_ERROR_DISABLE_SBED |
+ ECC_ERROR_DISABLE_MBED |
+ ECC_ERROR_DISABLE_MSED);
+ } else if (strcmp(argv[2], "-sbe") == 0) {
+ val &= ~ECC_ERROR_DISABLE_SBED;
+ } else if (strcmp(argv[2], "-mbe") == 0) {
+ val &= ~ECC_ERROR_DISABLE_MBED;
+ } else if (strcmp(argv[2], "-mse") == 0) {
+ val &= ~ECC_ERROR_DISABLE_MSED;
+ } else if (strcmp(argv[2], "-all") == 0) {
+ val &= ~(ECC_ERROR_DISABLE_SBED |
+ ECC_ERROR_DISABLE_MBED |
+ ECC_ERROR_DISABLE_MSED);
+ } else {
+ printf("Incorrect err_disable field\n");
+ return 1;
+ }
+
+ ddr->err_disable = val;
+ __asm__ __volatile__ ("sync");
+ __asm__ __volatile__ ("isync");
+ return 0;
+ } else if (strcmp(argv[1], "errdetectclr") == 0) {
+ val = ddr->err_detect;
+
+ if (strcmp(argv[2], "mme") == 0) {
+ val |= ECC_ERROR_DETECT_MME;
+ } else if (strcmp(argv[2], "sbe") == 0) {
+ val |= ECC_ERROR_DETECT_SBE;
+ } else if (strcmp(argv[2], "mbe") == 0) {
+ val |= ECC_ERROR_DETECT_MBE;
+ } else if (strcmp(argv[2], "mse") == 0) {
+ val |= ECC_ERROR_DETECT_MSE;
+ } else if (strcmp(argv[2], "all") == 0) {
+ val |= (ECC_ERROR_DETECT_MME |
+ ECC_ERROR_DETECT_MBE |
+ ECC_ERROR_DETECT_SBE |
+ ECC_ERROR_DETECT_MSE);
+ } else {
+ printf("Incorrect err_detect field\n");
+ return 1;
+ }
+
+ ddr->err_detect = val;
+ return 0;
+ } else if (strcmp(argv[1], "injectdatahi") == 0) {
+ val = simple_strtoul(argv[2], NULL, 16);
+
+ ddr->data_err_inject_hi = val;
+ return 0;
+ } else if (strcmp(argv[1], "injectdatalo") == 0) {
+ val = simple_strtoul(argv[2], NULL, 16);
+
+ ddr->data_err_inject_lo = val;
+ return 0;
+ } else if (strcmp(argv[1], "injectecc") == 0) {
+ val = simple_strtoul(argv[2], NULL, 16);
+ if (val > 0xff) {
+ printf("Incorrect ECC inject mask, should be 0x00..0xff\n");
+ return 1;
+ }
+ val |= (ddr->ecc_err_inject & ~ECC_ERR_INJECT_EEIM);
+
+ ddr->ecc_err_inject = val;
+ return 0;
+ } else if (strcmp(argv[1], "inject") == 0) {
+ val = ddr->ecc_err_inject;
+
+ if (strcmp(argv[2], "en") == 0)
+ val |= ECC_ERR_INJECT_EIEN;
+ else if (strcmp(argv[2], "dis") == 0)
+ val &= ~ECC_ERR_INJECT_EIEN;
+ else
+ printf("Incorrect command\n");
+
+ ddr->ecc_err_inject = val;
+ __asm__ __volatile__ ("sync");
+ __asm__ __volatile__ ("isync");
+ return 0;
+ } else if (strcmp(argv[1], "mirror") == 0) {
+ val = ddr->ecc_err_inject;
+
+ if (strcmp(argv[2], "en") == 0)
+ val |= ECC_ERR_INJECT_EMB;
+ else if (strcmp(argv[2], "dis") == 0)
+ val &= ~ECC_ERR_INJECT_EMB;
+ else
+ printf("Incorrect command\n");
+
+ ddr->ecc_err_inject = val;
+ return 0;
+ }
+ }
+
+ if (argc == 4) {
+ if (strcmp(argv[1], "test") == 0) {
+ addr = (u64 *)simple_strtoul(argv[2], NULL, 16);
+ count = simple_strtoul(argv[3], NULL, 16);
+
+ if ((u32)addr % 8) {
+ printf("Address not alligned on double word boundary\n");
+ return 1;
+ }
+
+ disable_interrupts();
+ icache_disable();
+
+ for (i = addr; i < addr + count; i++) {
+ /* enable injects */
+ ddr->ecc_err_inject |= ECC_ERR_INJECT_EIEN;
+ __asm__ __volatile__ ("sync");
+ __asm__ __volatile__ ("isync");
+
+ /* write memory location injecting errors */
+ *i = 0x1122334455667788ULL;
+ __asm__ __volatile__ ("sync");
+
+ /* disable injects */
+ ddr->ecc_err_inject &= ~ECC_ERR_INJECT_EIEN;
+ __asm__ __volatile__ ("sync");
+ __asm__ __volatile__ ("isync");
+
+ /* read data, this generates ECC error */
+ val64 = *i;
+ __asm__ __volatile__ ("sync");
+
+ /* disable errors for ECC */
+ ddr->err_disable |= ~ECC_ERROR_ENABLE;
+ __asm__ __volatile__ ("sync");
+ __asm__ __volatile__ ("isync");
+
+ /* re-initialize memory, write the location again
+ * NOT injecting errors this time */
+ *i = 0xcafecafecafecafeULL;
+ __asm__ __volatile__ ("sync");
+
+ /* enable errors for ECC */
+ ddr->err_disable &= ECC_ERROR_ENABLE;
+ __asm__ __volatile__ ("sync");
+ __asm__ __volatile__ ("isync");
+ }
+
+ icache_enable();
+ enable_interrupts();
+
+ return 0;
+ }
+ }
+
+ printf ("Usage:\n%s\n", cmdtp->usage);
+ return 1;
+}
+
+U_BOOT_CMD(
+ ecc, 4, 0, do_ecc,
+ "ecc - support for DDR ECC features\n",
+ "status - print out status info\n"
+ "ecc captureclear - clear capture regs data\n"
+ "ecc sbecnt <val> - set Single-Bit Error counter\n"
+ "ecc sbethr <val> - set Single-Bit Threshold\n"
+ "ecc errdisable <flag> - clear/set disable Memory Error Disable, flag:\n"
+ " [-|+]sbe - Single-Bit Error\n"
+ " [-|+]mbe - Multiple-Bit Error\n"
+ " [-|+]mse - Memory Select Error\n"
+ " [-|+]all - all errors\n"
+ "ecc errdetectclr <flag> - clear Memory Error Detect, flag:\n"
+ " mme - Multiple Memory Errors\n"
+ " sbe - Single-Bit Error\n"
+ " mbe - Multiple-Bit Error\n"
+ " mse - Memory Select Error\n"
+ " all - all errors\n"
+ "ecc injectdatahi <hi> - set Memory Data Path Error Injection Mask High\n"
+ "ecc injectdatalo <lo> - set Memory Data Path Error Injection Mask Low\n"
+ "ecc injectecc <ecc> - set ECC Error Injection Mask\n"
+ "ecc inject <en|dis> - enable/disable error injection\n"
+ "ecc mirror <en|dis> - enable/disable mirror byte\n"
+ "ecc test <addr> <cnt> - test mem region:\n"
+ " - enables injects\n"
+ " - writes pattern injecting errors\n"
+ " - disables injects\n"
+ " - reads pattern back, generates error\n"
+ " - re-inits memory"
+);
+#endif /* if defined(CONFIG_DDR_ECC) && defined(CONFIG_DDR_ECC_CMD) */
projects / u-boot / blobdiff