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author | Nobuhiro Iwamatsu <iwamatsu@nigauri.org> | 2007-09-23 01:29:43 +0900 |
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committer | Nobuhiro Iwamatsu <iwamatsu@nigauri.org> | 2007-09-23 01:29:43 +0900 |
commit | b8685affe614ccf5f4ec66252b30e2e524d18948 (patch) | |
tree | 05bc55b8a4a0451e6500f1f52651d81c0f48f012 /board/mpc8360emds/mpc8360emds.c | |
parent | 69df3c4da0c93017cceb25a366e794570bd0ed98 (diff) | |
parent | 66dcad3a9a53e0766d90e0084123bd8529522fb0 (diff) | |
download | u-boot-imx-b8685affe614ccf5f4ec66252b30e2e524d18948.zip u-boot-imx-b8685affe614ccf5f4ec66252b30e2e524d18948.tar.gz u-boot-imx-b8685affe614ccf5f4ec66252b30e2e524d18948.tar.bz2 |
Merge git://www.denx.de/git/u-boot
Conflicts:
CREDITS
Diffstat (limited to 'board/mpc8360emds/mpc8360emds.c')
-rw-r--r-- | board/mpc8360emds/mpc8360emds.c | 706 |
1 files changed, 0 insertions, 706 deletions
diff --git a/board/mpc8360emds/mpc8360emds.c b/board/mpc8360emds/mpc8360emds.c deleted file mode 100644 index 562eb8b..0000000 --- a/board/mpc8360emds/mpc8360emds.c +++ /dev/null @@ -1,706 +0,0 @@ -/* - * Copyright (C) 2006 Freescale Semiconductor, Inc. - * - * Dave Liu <daveliu@freescale.com> - * based on board/mpc8349emds/mpc8349emds.c - * - * 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. - */ - -#include <common.h> -#include <ioports.h> -#include <mpc83xx.h> -#include <i2c.h> -#include <spd.h> -#include <miiphy.h> -#include <command.h> -#if defined(CONFIG_PCI) -#include <pci.h> -#endif -#if defined(CONFIG_SPD_EEPROM) -#include <spd_sdram.h> -#else -#include <asm/mmu.h> -#endif -#if defined(CONFIG_OF_FLAT_TREE) -#include <ft_build.h> -#endif -#if defined(CONFIG_OF_LIBFDT) -#include <libfdt.h> -#include <libfdt_env.h> -#endif - -const qe_iop_conf_t qe_iop_conf_tab[] = { - /* GETH1 */ - {0, 3, 1, 0, 1}, /* TxD0 */ - {0, 4, 1, 0, 1}, /* TxD1 */ - {0, 5, 1, 0, 1}, /* TxD2 */ - {0, 6, 1, 0, 1}, /* TxD3 */ - {1, 6, 1, 0, 3}, /* TxD4 */ - {1, 7, 1, 0, 1}, /* TxD5 */ - {1, 9, 1, 0, 2}, /* TxD6 */ - {1, 10, 1, 0, 2}, /* TxD7 */ - {0, 9, 2, 0, 1}, /* RxD0 */ - {0, 10, 2, 0, 1}, /* RxD1 */ - {0, 11, 2, 0, 1}, /* RxD2 */ - {0, 12, 2, 0, 1}, /* RxD3 */ - {0, 13, 2, 0, 1}, /* RxD4 */ - {1, 1, 2, 0, 2}, /* RxD5 */ - {1, 0, 2, 0, 2}, /* RxD6 */ - {1, 4, 2, 0, 2}, /* RxD7 */ - {0, 7, 1, 0, 1}, /* TX_EN */ - {0, 8, 1, 0, 1}, /* TX_ER */ - {0, 15, 2, 0, 1}, /* RX_DV */ - {0, 16, 2, 0, 1}, /* RX_ER */ - {0, 0, 2, 0, 1}, /* RX_CLK */ - {2, 9, 1, 0, 3}, /* GTX_CLK - CLK10 */ - {2, 8, 2, 0, 1}, /* GTX125 - CLK9 */ - /* GETH2 */ - {0, 17, 1, 0, 1}, /* TxD0 */ - {0, 18, 1, 0, 1}, /* TxD1 */ - {0, 19, 1, 0, 1}, /* TxD2 */ - {0, 20, 1, 0, 1}, /* TxD3 */ - {1, 2, 1, 0, 1}, /* TxD4 */ - {1, 3, 1, 0, 2}, /* TxD5 */ - {1, 5, 1, 0, 3}, /* TxD6 */ - {1, 8, 1, 0, 3}, /* TxD7 */ - {0, 23, 2, 0, 1}, /* RxD0 */ - {0, 24, 2, 0, 1}, /* RxD1 */ - {0, 25, 2, 0, 1}, /* RxD2 */ - {0, 26, 2, 0, 1}, /* RxD3 */ - {0, 27, 2, 0, 1}, /* RxD4 */ - {1, 12, 2, 0, 2}, /* RxD5 */ - {1, 13, 2, 0, 3}, /* RxD6 */ - {1, 11, 2, 0, 2}, /* RxD7 */ - {0, 21, 1, 0, 1}, /* TX_EN */ - {0, 22, 1, 0, 1}, /* TX_ER */ - {0, 29, 2, 0, 1}, /* RX_DV */ - {0, 30, 2, 0, 1}, /* RX_ER */ - {0, 31, 2, 0, 1}, /* RX_CLK */ - {2, 2, 1, 0, 2}, /* GTX_CLK = CLK10 */ - {2, 3, 2, 0, 1}, /* GTX125 - CLK4 */ - - {0, 1, 3, 0, 2}, /* MDIO */ - {0, 2, 1, 0, 1}, /* MDC */ - - {0, 0, 0, 0, QE_IOP_TAB_END}, /* END of table */ -}; - -int board_early_init_f(void) -{ - - u8 *bcsr = (u8 *)CFG_BCSR; - const immap_t *immr = (immap_t *)CFG_IMMR; - - /* Enable flash write */ - bcsr[0xa] &= ~0x04; - - /* Disable G1TXCLK, G2TXCLK h/w buffers (rev.2 h/w bug workaround) */ - if (immr->sysconf.spridr == SPR_8360_REV20 || - immr->sysconf.spridr == SPR_8360E_REV20) - bcsr[0xe] = 0x30; - - return 0; -} - -#if defined(CONFIG_DDR_ECC) && !defined(CONFIG_ECC_INIT_VIA_DDRC) -extern void ddr_enable_ecc(unsigned int dram_size); -#endif -int fixed_sdram(void); -void sdram_init(void); - -long int initdram(int board_type) -{ - volatile immap_t *im = (immap_t *) CFG_IMMR; - u32 msize = 0; - - if ((im->sysconf.immrbar & IMMRBAR_BASE_ADDR) != (u32) im) - return -1; - - /* DDR SDRAM - Main SODIMM */ - im->sysconf.ddrlaw[0].bar = CFG_DDR_BASE & LAWBAR_BAR; -#if defined(CONFIG_SPD_EEPROM) - msize = spd_sdram(); -#else - msize = fixed_sdram(); -#endif - -#if defined(CONFIG_DDR_ECC) && !defined(CONFIG_ECC_INIT_VIA_DDRC) - /* - * Initialize DDR ECC byte - */ - ddr_enable_ecc(msize * 1024 * 1024); -#endif - /* - * Initialize SDRAM if it is on local bus. - */ - sdram_init(); - puts(" DDR RAM: "); - /* return total bus SDRAM size(bytes) -- DDR */ - return (msize * 1024 * 1024); -} - -#if !defined(CONFIG_SPD_EEPROM) -/************************************************************************* - * fixed sdram init -- doesn't use serial presence detect. - ************************************************************************/ -int fixed_sdram(void) -{ - volatile immap_t *im = (immap_t *) CFG_IMMR; - u32 msize = 0; - u32 ddr_size; - u32 ddr_size_log2; - - msize = CFG_DDR_SIZE; - for (ddr_size = msize << 20, ddr_size_log2 = 0; - (ddr_size > 1); ddr_size = ddr_size >> 1, ddr_size_log2++) { - if (ddr_size & 1) { - return -1; - } - } - 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 -#ifdef CONFIG_DDR_II - im->ddr.csbnds[0].csbnds = CFG_DDR_CS0_BNDS; - im->ddr.cs_config[0] = CFG_DDR_CS0_CONFIG; - im->ddr.timing_cfg_0 = CFG_DDR_TIMING_0; - im->ddr.timing_cfg_1 = CFG_DDR_TIMING_1; - im->ddr.timing_cfg_2 = CFG_DDR_TIMING_2; - im->ddr.timing_cfg_3 = CFG_DDR_TIMING_3; - im->ddr.sdram_cfg = CFG_DDR_SDRAM_CFG; - im->ddr.sdram_cfg2 = CFG_DDR_SDRAM_CFG2; - im->ddr.sdram_mode = CFG_DDR_MODE; - im->ddr.sdram_mode2 = CFG_DDR_MODE2; - im->ddr.sdram_interval = CFG_DDR_INTERVAL; - im->ddr.sdram_clk_cntl = CFG_DDR_CLK_CNTL; -#else - im->ddr.csbnds[0].csbnds = 0x00000007; - im->ddr.csbnds[1].csbnds = 0x0008000f; - - im->ddr.cs_config[0] = CFG_DDR_CONFIG; - im->ddr.cs_config[1] = CFG_DDR_CONFIG; - - im->ddr.timing_cfg_1 = CFG_DDR_TIMING_1; - im->ddr.timing_cfg_2 = CFG_DDR_TIMING_2; - im->ddr.sdram_cfg = CFG_DDR_CONTROL; - - im->ddr.sdram_mode = CFG_DDR_MODE; - im->ddr.sdram_interval = CFG_DDR_INTERVAL; -#endif - udelay(200); - im->ddr.sdram_cfg |= SDRAM_CFG_MEM_EN; - - return msize; -} -#endif /*!CFG_SPD_EEPROM */ - -int checkboard(void) -{ - puts("Board: Freescale MPC8360EMDS\n"); - return 0; -} - -/* - * if MPC8360EMDS is soldered with SDRAM - */ -#if defined(CFG_BR2_PRELIM) \ - && defined(CFG_OR2_PRELIM) \ - && defined(CFG_LBLAWBAR2_PRELIM) \ - && defined(CFG_LBLAWAR2_PRELIM) -/* - * Initialize SDRAM memory on the Local Bus. - */ - -void sdram_init(void) -{ - volatile immap_t *immap = (immap_t *) CFG_IMMR; - volatile lbus83xx_t *lbc = &immap->lbus; - uint *sdram_addr = (uint *) CFG_LBC_SDRAM_BASE; - - puts("\n SDRAM on Local Bus: "); - print_size(CFG_LBC_SDRAM_SIZE * 1024 * 1024, "\n"); - /* - * Setup SDRAM Base and Option Registers, already done in cpu_init.c - */ - /*setup mtrpt, lsrt and lbcr for LB bus */ - lbc->lbcr = CFG_LBC_LBCR; - lbc->mrtpr = CFG_LBC_MRTPR; - lbc->lsrt = CFG_LBC_LSRT; - asm("sync"); - - /* - * Configure the SDRAM controller Machine Mode Register. - */ - lbc->lsdmr = CFG_LBC_LSDMR_5; /* Normal Operation */ - lbc->lsdmr = CFG_LBC_LSDMR_1; /* Precharge All Banks */ - asm("sync"); - *sdram_addr = 0xff; - udelay(100); - - /* - * We need do 8 times auto refresh operation. - */ - lbc->lsdmr = CFG_LBC_LSDMR_2; - asm("sync"); - *sdram_addr = 0xff; /* 1 times */ - udelay(100); - *sdram_addr = 0xff; /* 2 times */ - udelay(100); - *sdram_addr = 0xff; /* 3 times */ - udelay(100); - *sdram_addr = 0xff; /* 4 times */ - udelay(100); - *sdram_addr = 0xff; /* 5 times */ - udelay(100); - *sdram_addr = 0xff; /* 6 times */ - udelay(100); - *sdram_addr = 0xff; /* 7 times */ - udelay(100); - *sdram_addr = 0xff; /* 8 times */ - udelay(100); - - /* Mode register write operation */ - lbc->lsdmr = CFG_LBC_LSDMR_4; - asm("sync"); - *(sdram_addr + 0xcc) = 0xff; - udelay(100); - - /* Normal operation */ - lbc->lsdmr = CFG_LBC_LSDMR_5 | 0x40000000; - asm("sync"); - *sdram_addr = 0xff; - udelay(100); -} -#else -void sdram_init(void) -{ - puts("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_IMMR; - volatile ddr83xx_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_IMMR; - volatile ddr83xx_t *ddr = &immap->ddr; - volatile u32 val; - u64 *addr; - u32 count; - register u64 *i; - u32 ret[2]; - u32 pattern[2]; - u32 writeback[2]; - - /* The pattern is written into memory to generate error */ - pattern[0] = 0xfedcba98UL; - pattern[1] = 0x76543210UL; - - /* After injecting error, re-initialize the memory with the value */ - writeback[0] = 0x01234567UL; - writeback[1] = 0x89abcdefUL; - - 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], "testdw") == 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(); - - 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 */ - ppcDWstore((u32 *) i, pattern); - __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 */ - ppcDWload((u32 *) i, ret); - __asm__ __volatile__("sync"); - - /* re-initialize memory, double word write the location again, - * generates new ECC code this time */ - ppcDWstore((u32 *) i, writeback); - __asm__ __volatile__("sync"); - } - enable_interrupts(); - return 0; - } - if (strcmp(argv[1], "testword") == 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(); - - 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 */ - *(u32 *) i = 0xfedcba98UL; - __asm__ __volatile__("sync"); - - /* sub double word write, - * bus will read-modify-write, - * generates ECC error */ - *((u32 *) i + 1) = 0x76543210UL; - __asm__ __volatile__("sync"); - - /* disable injects */ - ddr->ecc_err_inject &= ~ECC_ERR_INJECT_EIEN; - __asm__ __volatile__("sync"); - __asm__ __volatile__("isync"); - - /* re-initialize memory, - * double word write the location again, - * generates new ECC code this time */ - ppcDWstore((u32 *) i, writeback); - __asm__ __volatile__("sync"); - } - 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 testdw <addr> <cnt> - test mem region with double word access:\n" - " - enables injects\n" - " - writes pattern injecting errors with double word access\n" - " - disables injects\n" - " - reads pattern back with double word access, generates error\n" - " - re-inits memory\n" - "ecc testword <addr> <cnt> - test mem region with word access:\n" - " - enables injects\n" - " - writes pattern injecting errors with word access\n" - " - writes pattern with word access, generates error\n" - " - disables injects\n" " - re-inits memory"); -#endif /* if defined(CONFIG_DDR_ECC) && defined(CONFIG_DDR_ECC_CMD) */ - -#if (defined(CONFIG_OF_FLAT_TREE) || defined(CONFIG_OF_LIBFDT)) \ - && defined(CONFIG_OF_BOARD_SETUP) - -/* - * Prototypes of functions that we use. - */ -void ft_cpu_setup(void *blob, bd_t *bd); - -#ifdef CONFIG_PCI -void ft_pci_setup(void *blob, bd_t *bd); -#endif - -void -ft_board_setup(void *blob, bd_t *bd) -{ -#if defined(CONFIG_OF_LIBFDT) - int nodeoffset; - int tmp[2]; - - nodeoffset = fdt_path_offset (fdt, "/memory"); - if (nodeoffset >= 0) { - tmp[0] = cpu_to_be32(bd->bi_memstart); - tmp[1] = cpu_to_be32(bd->bi_memsize); - fdt_setprop(fdt, nodeoffset, "reg", tmp, sizeof(tmp)); - } -#else - u32 *p; - int len; - - p = ft_get_prop(blob, "/memory/reg", &len); - if (p != NULL) { - *p++ = cpu_to_be32(bd->bi_memstart); - *p = cpu_to_be32(bd->bi_memsize); - } -#endif - -#ifdef CONFIG_PCI - ft_pci_setup(blob, bd); -#endif - ft_cpu_setup(blob, bd); -} -#endif /* CONFIG_OF_x */ |