diff options
author | Wolfgang Denk <wd@denx.de> | 2012-10-24 02:36:15 +0000 |
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committer | Wolfgang Denk <wd@denx.de> | 2012-10-28 20:17:25 +0100 |
commit | 1b0757eceddf037aad99ab59217a3a5c215e15d1 (patch) | |
tree | 7d6c6fae6bbf1b5026aeb8a5fa79f6a4ebfc94dd /board/etx094 | |
parent | 5bb3505fa867ded03cbee83f7722ab5182930637 (diff) | |
download | u-boot-imx-1b0757eceddf037aad99ab59217a3a5c215e15d1.zip u-boot-imx-1b0757eceddf037aad99ab59217a3a5c215e15d1.tar.gz u-boot-imx-1b0757eceddf037aad99ab59217a3a5c215e15d1.tar.bz2 |
PPC: remove dead boards (AMX860, c2mon, ETX094, IAD210, LANTEC, SCM)
These boards have long reached EOL, and there has been no indication
of any active users of such hardware for years. Get rid of the dead
weight.
Signed-off-by: Wolfgang Denk <wd@denx.de>
Cc: Wolfgang Grandegger <wg@denx.de>
Diffstat (limited to 'board/etx094')
-rw-r--r-- | board/etx094/Makefile | 44 | ||||
-rw-r--r-- | board/etx094/etx094.c | 384 | ||||
-rw-r--r-- | board/etx094/flash.c | 687 | ||||
-rw-r--r-- | board/etx094/u-boot.lds | 107 |
4 files changed, 0 insertions, 1222 deletions
diff --git a/board/etx094/Makefile b/board/etx094/Makefile deleted file mode 100644 index 6dc495c..0000000 --- a/board/etx094/Makefile +++ /dev/null @@ -1,44 +0,0 @@ -# -# (C) Copyright 2000-2006 -# 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 -# - -include $(TOPDIR)/config.mk - -LIB = $(obj)lib$(BOARD).o - -COBJS = $(BOARD).o flash.o - -SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c) -OBJS := $(addprefix $(obj),$(COBJS)) -SOBJS := $(addprefix $(obj),$(SOBJS)) - -$(LIB): $(obj).depend $(OBJS) - $(call cmd_link_o_target, $(OBJS)) - -######################################################################### - -# defines $(obj).depend target -include $(SRCTREE)/rules.mk - -sinclude $(obj).depend - -######################################################################### diff --git a/board/etx094/etx094.c b/board/etx094/etx094.c deleted file mode 100644 index abefe4a..0000000 --- a/board/etx094/etx094.c +++ /dev/null @@ -1,384 +0,0 @@ -/* - * (C) Copyright 2000 - * 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 - */ - -#include <common.h> -#include <mpc8xx.h> - -DECLARE_GLOBAL_DATA_PTR; - -/* ------------------------------------------------------------------------- */ - -static long int dram_size (long int, long int *, long int); -static void read_hw_vers (void); - -/* ------------------------------------------------------------------------- */ - -#define _NOT_USED_ 0xFFFFFFFF - -const uint sdram_table[] = { - - /* single read (offset 0x00 in upm ram) */ - - 0xEECEFC24, 0x100DFC24, 0xE02FBC04, 0x01AA7C04, - 0x1FB5FC00, 0xFFFFFC05, _NOT_USED_, _NOT_USED_, - - /* burst read (offset 0x08 in upm ram) */ - - 0xEECEFC24, 0x100DFC24, 0xE0FFBC04, 0x10FF7C04, - 0xF0FFFC00, 0xF0FFFC00, 0xF0FFFC00, 0xFFFFFC00, - 0xFFFFFC05, _NOT_USED_, _NOT_USED_, _NOT_USED_, - _NOT_USED_, _NOT_USED_, _NOT_USED_, _NOT_USED_, - - /* single write (offset 0x18 in upm ram) */ - - 0xEECEFC24, 0x100DFC24, 0xE02BBC04, 0x01A27C00, - 0xEFAAFC04, 0x1FB5FC05, _NOT_USED_, _NOT_USED_, - - /* burst write (offset 0x20 in upm ram) */ - - 0xEECEFC24, 0x103DFC24, 0xE0FBBC00, 0x10F77C00, - 0xF0FFFC00, 0xF0FFFC00, 0xF0FFFC04, 0xFFFFFC05, - - /* init part1 (offset 0x28 in upm ram) */ - - 0xEFFAFC3C, 0x1FF4FC34, 0xEFFCBC34, 0x1FFC3C34, - 0xFFFC3C35, _NOT_USED_, _NOT_USED_, _NOT_USED_, - - /* refresh (offset 0x30 in upm ram) */ - - 0xEFFEBC0C, 0x1FFD7C04, 0xFFFFFC04, 0xFFFFFC05, - - /* init part2 (offset 0x34 in upm ram) */ - - 0xFFFEBC04, 0xEFFC3CB4, 0x1FFC3C34, 0xFFFC3C34, - 0xFFFC3C34, 0xEFE83CB4, 0x1FB57C35, _NOT_USED_, - - /* exception (offset 0x3C in upm ram) */ - - 0xFFFFFC05, _NOT_USED_, _NOT_USED_, _NOT_USED_, - -}; - -/* ------------------------------------------------------------------------- */ - - -/* - * Check Board Identity: - * - * Test ETX ID string (ETX_xxx...) - * - * Return 1 always. - */ - -int checkboard (void) -{ - char buf[64]; - int i; - int l = getenv_f("serial#", buf, sizeof(buf)); - - puts ("Board: "); - -#ifdef SB_ETX094 - gd->board_type = 0; /* 0 = 2SDRAM-Device */ -#else - gd->board_type = 1; /* 1 = 1SDRAM-Device */ -#endif - - if (l < 0 || strncmp(buf, "ETX_", 4)) { - puts ("### No HW ID - assuming ETX_094\n"); - read_hw_vers (); - return (0); - } - - for (i = 0; i < l; ++i) { - if (buf[i] == ' ') - break; - putc(buf[i]); - } - putc ('\n'); - - read_hw_vers (); - return (0); -} - -/* ------------------------------------------------------------------------- */ - -phys_size_t initdram (int board_type) -{ - volatile immap_t *immap = (immap_t *) CONFIG_SYS_IMMR; - volatile memctl8xx_t *memctl = &immap->im_memctl; - long int size_b0, size_b1, size8, size9; - - upmconfig (UPMA, (uint *) sdram_table, - sizeof (sdram_table) / sizeof (uint)); - - /* - * Preliminary prescaler for refresh (depends on number of - * banks): This value is selected for four cycles every 62.4 us - * with two SDRAM banks or four cycles every 31.2 us with one - * bank. It will be adjusted after memory sizing. - */ - memctl->memc_mptpr = CONFIG_SYS_MPTPR_1BK_4K; /* MPTPR_PTP_DIV32 0x0200 */ - - /* A3(SDRAM)=0 => Bursttype = Sequential - * A2-A0(SDRAM)=010 => Burst length = 4 - * A4-A6(SDRAM)=010 => CasLat=2 - */ - memctl->memc_mar = 0x00000088; - - /* - * Map controller banks 2 and 3 to the SDRAM banks 2 and 3 at - * preliminary addresses - these have to be modified after the - * SDRAM size has been determined. - */ - memctl->memc_or2 = CONFIG_SYS_OR2_PRELIM; - memctl->memc_br2 = CONFIG_SYS_BR2_PRELIM; - - if (board_type == 0) { /* "L" type boards have only one bank SDRAM */ - memctl->memc_or3 = CONFIG_SYS_OR3_PRELIM; - memctl->memc_br3 = CONFIG_SYS_BR3_PRELIM; - } - - memctl->memc_mamr = CONFIG_SYS_MAMR_8COL & (~(MAMR_PTAE)); /* no refresh yet */ - - udelay (200); - - /* perform SDRAM initializsation sequence */ - - memctl->memc_mcr = 0x80004128; /* SDRAM bank 0 (CS2) - Init Part 1 */ - memctl->memc_mcr = 0x80004734; /* SDRAM bank 0 (CS2) - Init Part 2 */ - udelay (1); - - if (board_type == 0) { /* "L" type boards have only one bank SDRAM */ - memctl->memc_mcr = 0x80006128; /* SDRAM bank 1 (CS3) - Init Part 1 */ - memctl->memc_mcr = 0x80006734; /* SDRAM bank 1 (CS3) - Init Part 2 */ - udelay (1); - } - - memctl->memc_mamr |= MAMR_PTAE; /* enable refresh */ - - udelay (1000); - - /* - * Check Bank 0 Memory Size for re-configuration - * - * try 8 column mode - */ - size8 = dram_size (CONFIG_SYS_MAMR_8COL, (long *) SDRAM_BASE2_PRELIM, - SDRAM_MAX_SIZE); - - udelay (1000); - - /* - * try 9 column mode - */ - size9 = dram_size (CONFIG_SYS_MAMR_9COL, (long *) SDRAM_BASE2_PRELIM, - SDRAM_MAX_SIZE); - - if (size8 < size9) { /* leave configuration at 9 columns */ - size_b0 = size9; -/* debug ("SDRAM Bank 0 in 9 column mode: %ld MB\n", size >> 20); */ - } else { /* back to 8 columns */ - size_b0 = size8; - memctl->memc_mamr = CONFIG_SYS_MAMR_8COL; - udelay (500); -/* debug ("SDRAM Bank 0 in 8 column mode: %ld MB\n", size >> 20); */ - } - - if (board_type == 0) { /* "L" type boards have only one bank SDRAM */ - /* - * Check Bank 1 Memory Size - * use current column settings - * [9 column SDRAM may also be used in 8 column mode, - * but then only half the real size will be used.] - */ - size_b1 = - dram_size (memctl->memc_mamr, (long *) SDRAM_BASE3_PRELIM, - SDRAM_MAX_SIZE); -/* debug ("SDRAM Bank 1: %ld MB\n", size8 >> 20); */ - } else { - size_b1 = 0; - } - - udelay (1000); - - /* - * Adjust refresh rate depending on SDRAM type, both banks - * For types > 128 MBit leave it at the current (fast) rate - */ - if ((size_b0 < 0x02000000) && (size_b1 < 0x02000000)) { - /* reduce to 15.6 us (62.4 us / quad) */ - memctl->memc_mptpr = CONFIG_SYS_MPTPR_2BK_4K; /*DIV16 */ - udelay (1000); - } - - /* - * Final mapping: map bigger bank first - */ - if (size_b1 > size_b0) { /* SDRAM Bank 1 is bigger - map first */ - - memctl->memc_or3 = ((-size_b1) & 0xFFFF0000) | CONFIG_SYS_OR_TIMING_SDRAM; - memctl->memc_br3 = - (CONFIG_SYS_SDRAM_BASE & BR_BA_MSK) | BR_MS_UPMA | BR_V; - - if (size_b0 > 0) { - /* - * Position Bank 0 immediately above Bank 1 - */ - memctl->memc_or2 = - ((-size_b0) & 0xFFFF0000) | CONFIG_SYS_OR_TIMING_SDRAM; - memctl->memc_br2 = - ((CONFIG_SYS_SDRAM_BASE & BR_BA_MSK) | BR_MS_UPMA | BR_V) - + size_b1; - } else { - unsigned long reg; - - /* - * No bank 0 - * - * invalidate bank - */ - memctl->memc_br2 = 0; - - /* adjust refresh rate depending on SDRAM type, one bank */ - reg = memctl->memc_mptpr; - reg >>= 1; /* reduce to CONFIG_SYS_MPTPR_1BK_8K / _4K */ - memctl->memc_mptpr = reg; - } - - } else { /* SDRAM Bank 0 is bigger - map first */ - - memctl->memc_or2 = ((-size_b0) & 0xFFFF0000) | CONFIG_SYS_OR_TIMING_SDRAM; - memctl->memc_br2 = - (CONFIG_SYS_SDRAM_BASE & BR_BA_MSK) | BR_MS_UPMA | BR_V; - - if (size_b1 > 0) { - /* - * Position Bank 1 immediately above Bank 0 - */ - memctl->memc_or3 = - ((-size_b1) & 0xFFFF0000) | CONFIG_SYS_OR_TIMING_SDRAM; - memctl->memc_br3 = - ((CONFIG_SYS_SDRAM_BASE & BR_BA_MSK) | BR_MS_UPMA | BR_V) - + size_b0; - } else { - unsigned long reg; - - /* - * No bank 1 - * - * invalidate bank - */ - memctl->memc_br3 = 0; - - /* adjust refresh rate depending on SDRAM type, one bank */ - reg = memctl->memc_mptpr; - reg >>= 1; /* reduce to CONFIG_SYS_MPTPR_1BK_8K / _4K */ - memctl->memc_mptpr = reg; - } - } - - udelay (10000); - - return (size_b0 + size_b1); -} - -/* ------------------------------------------------------------------------- */ - -/* - * Check memory range for valid RAM. A simple memory test determines - * the actually available RAM size between addresses `base' and - * `base + maxsize'. Some (not all) hardware errors are detected: - * - short between address lines - * - short between data lines - */ - -static long int dram_size (long int mamr_value, long int *base, - long int maxsize) -{ - volatile immap_t *immap = (immap_t *) CONFIG_SYS_IMMR; - volatile memctl8xx_t *memctl = &immap->im_memctl; - - memctl->memc_mamr = mamr_value; - - return (get_ram_size(base, maxsize)); -} - -/* ------------------------------------------------------------------------- */ - -/* HW-ID Table (Bits: 2^9;2^7;2^5) */ -#define HW_ID_0 0x0000 -#define HW_ID_1 0x0020 -#define HW_ID_2 0x0080 -#define HW_ID_3 0x00a0 -#define HW_ID_4 0x0200 -#define HW_ID_5 0x0220 -#define HW_ID_6 0x0280 -#define HW_ID_7 0x02a0 - -void read_hw_vers () -{ - unsigned short rd_msk = 0x02A0; - - /* HW-ID pin-definition */ - volatile immap_t *immr = (immap_t *) CONFIG_SYS_IMMR; - - immr->im_ioport.iop_pddir &= ~(rd_msk); - immr->im_ioport.iop_pdpar &= ~(rd_msk); - - /* debug printf("State of PD: %x\n",immr->im_ioport.iop_pddat); */ - - /* Check the HW-ID */ - printf ("HW-Version: "); - switch (immr->im_ioport.iop_pddat & rd_msk) { - case HW_ID_0: - printf ("V0.1 - V0.3 / W97238-Q3162-A1-1-2\n"); - break; - case HW_ID_1: - printf ("V0.9 / W50037-Q1-D6-1\n"); - break; - case HW_ID_2: - printf ("NOT USED - assuming ID#2\n"); - break; - case HW_ID_3: - printf ("NOT USED - assuming ID#3\n"); - break; - case HW_ID_4: - printf ("NOT USED - assuming ID#4\n"); - break; - case HW_ID_5: - printf ("NOT USED - assuming ID#5\n"); - break; - case HW_ID_6: - printf ("NOT USED - assuming ID#6\n"); - break; - case HW_ID_7: - printf ("NOT USED - assuming ID#7\n"); - break; - default: - printf ("###Error###\n"); - break; - } -} - -/* ------------------------------------------------------------------------- */ diff --git a/board/etx094/flash.c b/board/etx094/flash.c deleted file mode 100644 index 0958e73..0000000 --- a/board/etx094/flash.c +++ /dev/null @@ -1,687 +0,0 @@ -/* - * (C) Copyright 2000 - * 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 - */ - -#include <common.h> -#include <mpc8xx.h> - -flash_info_t flash_info[CONFIG_SYS_MAX_FLASH_BANKS]; - -/*----------------------------------------------------------------------- - * Functions - */ -static ulong flash_get_size(vu_long *addr, flash_info_t *info); -static int write_word(flash_info_t *info, ulong dest, ulong data); -static void flash_get_offsets(ulong base, flash_info_t *info); - -/*----------------------------------------------------------------------- - */ - -unsigned long flash_init(void) -{ - volatile immap_t *immap = (immap_t *)CONFIG_SYS_IMMR; - volatile memctl8xx_t *memctl = &immap->im_memctl; - unsigned long size_b0; - int i; - - /* Init: no FLASHes known */ - for (i = 0; i < CONFIG_SYS_MAX_FLASH_BANKS; ++i) - flash_info[i].flash_id = FLASH_UNKNOWN; - - /* Static FLASH Bank configuration here - FIXME XXX */ - - size_b0 = flash_get_size((vu_long *)FLASH_BASE0_PRELIM, &flash_info[0]); - - if (flash_info[0].flash_id == FLASH_UNKNOWN) { - printf("## Unknown FLASH on Bank 0 - Size = 0x%08lx = %ld MB\n", - size_b0, size_b0<<20); - } - - /* Remap FLASH according to real size */ - memctl->memc_or0 = CONFIG_SYS_OR_TIMING_FLASH | (-size_b0 & 0xFFFF8000); -#ifdef CONFIG_FLASH_16BIT - memctl->memc_br0 = (CONFIG_SYS_FLASH_BASE & BR_BA_MSK) | - BR_MS_GPCM | BR_V | BR_PS_16; /* 16 Bit data port */ -#else - memctl->memc_br0 = (CONFIG_SYS_FLASH_BASE & BR_BA_MSK) | - BR_MS_GPCM | BR_V; -#endif - - /* Re-do sizing to get full correct info */ - size_b0 = flash_get_size((vu_long *)CONFIG_SYS_FLASH_BASE, - &flash_info[0]); - - flash_get_offsets(CONFIG_SYS_FLASH_BASE, &flash_info[0]); - -#if CONFIG_SYS_MONITOR_BASE >= CONFIG_SYS_FLASH_BASE - /* monitor protection ON by default */ - flash_protect(FLAG_PROTECT_SET, - CONFIG_SYS_MONITOR_BASE, - CONFIG_SYS_MONITOR_BASE+monitor_flash_len-1, - &flash_info[0]); -#endif - - memctl->memc_br1 = 0; /* invalidate bank 1 */ - - flash_info[0].size = size_b0; - - return size_b0; -} - -/*----------------------------------------------------------------------- - */ -static void flash_get_offsets(ulong base, flash_info_t *info) -{ - int i; - - if (info->flash_id == FLASH_UNKNOWN) - return; - - if ((info->flash_id & FLASH_VENDMASK) == FLASH_MAN_SST) { - for (i = 0; i < info->sector_count; i++) - info->start[i] = base + (i * 0x00002000); - - return; - } - - /* set up sector start address table */ - if (info->flash_id & FLASH_BTYPE) { - /* set sector offsets for bottom boot block type */ -#ifdef CONFIG_FLASH_16BIT - info->start[0] = base + 0x00000000; - info->start[1] = base + 0x00004000; - info->start[2] = base + 0x00006000; - info->start[3] = base + 0x00008000; - for (i = 4; i < info->sector_count; i++) - info->start[i] = base + (i * 0x00010000) - 0x00030000; -#else - info->start[0] = base + 0x00000000; - info->start[1] = base + 0x00008000; - info->start[2] = base + 0x0000C000; - info->start[3] = base + 0x00010000; - for (i = 4; i < info->sector_count; i++) - info->start[i] = base + (i * 0x00020000) - 0x00060000; -#endif - } else { - /* set sector offsets for top boot block type */ - i = info->sector_count - 1; - info->start[i--] = base + info->size - 0x00008000; - info->start[i--] = base + info->size - 0x0000C000; - info->start[i--] = base + info->size - 0x00010000; - for (; i >= 0; i--) - info->start[i] = base + i * 0x00020000; - } -} - -/*----------------------------------------------------------------------- - */ -void flash_print_info(flash_info_t *info) -{ - int i; - - if (info->flash_id == FLASH_UNKNOWN) { - printf("missing or unknown FLASH type\n"); - return; - } - - switch (info->flash_id & FLASH_VENDMASK) { - case FLASH_MAN_AMD: - printf("AMD "); - break; - case FLASH_MAN_FUJ: - printf("FUJITSU "); - break; - case FLASH_MAN_SST: - printf("SST "); - break; - case FLASH_MAN_STM: - printf("STM "); - break; - default: - printf("Unknown Vendor "); - break; - } - - switch (info->flash_id & FLASH_TYPEMASK) { - case FLASH_AM400B: - printf("AM29LV400B (4 Mbit, bottom boot sect)\n"); - break; - case FLASH_AM400T: - printf("AM29LV400T (4 Mbit, top boot sector)\n"); - break; - case FLASH_AM800B: - printf("AM29LV800B (8 Mbit, bottom boot sect)\n"); - break; - case FLASH_AM800T: - printf("AM29LV800T (8 Mbit, top boot sector)\n"); - break; - case FLASH_AM160B: - printf("AM29LV160B (16 Mbit, bottom boot sect)\n"); - break; - case FLASH_AM160T: - printf("AM29LV160T (16 Mbit, top boot sector)\n"); - break; - case FLASH_AM320B: - printf("AM29LV320B (32 Mbit, bottom boot sect)\n"); - break; - case FLASH_AM320T: - printf("AM29LV320T (32 Mbit, top boot sector)\n"); - break; - case FLASH_SST200A: - printf("39xF200A (2M = 128K x 16)\n"); - break; - case FLASH_SST400A: - printf("39xF400A (4M = 256K x 16)\n"); - break; - case FLASH_SST800A: - printf("39xF800A (8M = 512K x 16)\n"); - break; - case FLASH_STM800AB: - printf("M29W800AB (8M = 512K x 16)\n"); - break; - default: - printf("Unknown Chip Type\n"); - break; - } - - printf(" Size: %ld MB in %d Sectors\n", - info->size >> 20, info->sector_count); - - printf(" Sector Start Addresses:"); - for (i = 0; i < info->sector_count; ++i) { - if ((i % 5) == 0) - printf("\n "); - printf(" %08lX%s", - info->start[i], - info->protect[i] ? " (RO)" : " " - ); - } - printf("\n"); - return; -} - -/* - * The following code cannot be run from FLASH! - */ - -static ulong flash_get_size(vu_long *addr, flash_info_t *info) -{ - short i; - ulong value; - ulong base = (ulong)addr; - - /* Write auto select command: read Manufacturer ID */ -#ifdef CONFIG_FLASH_16BIT - vu_short *s_addr = (vu_short *)addr; - s_addr[0x5555] = 0x00AA; - s_addr[0x2AAA] = 0x0055; - s_addr[0x5555] = 0x0090; - value = s_addr[0]; - value = value|(value<<16); -#else - addr[0x5555] = 0x00AA00AA; - addr[0x2AAA] = 0x00550055; - addr[0x5555] = 0x00900090; - value = addr[0]; -#endif - - switch (value) { - case AMD_MANUFACT: - info->flash_id = FLASH_MAN_AMD; - break; - case FUJ_MANUFACT: - info->flash_id = FLASH_MAN_FUJ; - break; - case SST_MANUFACT: - info->flash_id = FLASH_MAN_SST; - break; - case STM_MANUFACT: - info->flash_id = FLASH_MAN_STM; - break; - default: - info->flash_id = FLASH_UNKNOWN; - info->sector_count = 0; - info->size = 0; - return 0; /* no or unknown flash */ - } -#ifdef CONFIG_FLASH_16BIT - value = s_addr[1]; - value = value|(value<<16); -#else - value = addr[1]; /* device ID */ -#endif - - switch (value) { - case AMD_ID_LV400T: - info->flash_id += FLASH_AM400T; - info->sector_count = 11; - info->size = 0x00100000; - break; /* => 1 MB */ - - case AMD_ID_LV400B: - info->flash_id += FLASH_AM400B; - info->sector_count = 11; - info->size = 0x00100000; - break; /* => 1 MB */ - - case AMD_ID_LV800T: - info->flash_id += FLASH_AM800T; - info->sector_count = 19; - info->size = 0x00200000; - break; /* => 2 MB */ - - case AMD_ID_LV800B: - info->flash_id += FLASH_AM800B; -#ifdef CONFIG_FLASH_16BIT - info->sector_count = 19; - info->size = 0x00100000; /* => 1 MB */ -#else - info->sector_count = 19; - info->size = 0x00200000; /* => 2 MB */ -#endif - break; - - case AMD_ID_LV160T: - info->flash_id += FLASH_AM160T; - info->sector_count = 35; - info->size = 0x00400000; - break; /* => 4 MB */ - - case AMD_ID_LV160B: - info->flash_id += FLASH_AM160B; -#ifdef CONFIG_FLASH_16BIT - info->sector_count = 35; - info->size = 0x00200000; /* => 2 MB */ -#else - info->sector_count = 35; - info->size = 0x00400000; /* => 4 MB */ -#endif - - break; - case SST_ID_xF200A: - info->flash_id += FLASH_SST200A; - info->sector_count = 64; /* 39xF200A (2M = 128K x 16) */ - info->size = 0x00080000; - break; - case SST_ID_xF400A: - info->flash_id += FLASH_SST400A; - info->sector_count = 128; /* 39xF400A (4M = 256K x 16) */ - info->size = 0x00100000; - break; - case SST_ID_xF800A: - info->flash_id += FLASH_SST800A; - info->sector_count = 256; /* 39xF800A (8M = 512K x 16) */ - info->size = 0x00200000; - break; /* => 2 MB */ - case STM_ID_x800AB: - info->flash_id += FLASH_STM800AB; - info->sector_count = 19; - info->size = 0x00200000; - break; /* => 2 MB */ - default: - info->flash_id = FLASH_UNKNOWN; - return 0; /* => no or unknown flash */ - - } - - if (info->sector_count > CONFIG_SYS_MAX_FLASH_SECT) { - printf("** ERROR: sector count %d > max (%d) **\n", - info->sector_count, CONFIG_SYS_MAX_FLASH_SECT); - info->sector_count = CONFIG_SYS_MAX_FLASH_SECT; - } - - if ((info->flash_id & FLASH_VENDMASK) == FLASH_MAN_SST) { - for (i = 0; i < info->sector_count; i++) - info->start[i] = base + (i * 0x00002000); - } else { /* AMD and Fujitsu types */ - /* set up sector start address table */ - if (info->flash_id & FLASH_BTYPE) { - /* set sector offsets for bottom boot block type */ -#ifdef CONFIG_FLASH_16BIT - - info->start[0] = base + 0x00000000; - info->start[1] = base + 0x00004000; - info->start[2] = base + 0x00006000; - info->start[3] = base + 0x00008000; - for (i = 4; i < info->sector_count; i++) - info->start[i] = base + - (i * 0x00010000) - 0x00030000; -#else - info->start[0] = base + 0x00000000; - info->start[1] = base + 0x00008000; - info->start[2] = base + 0x0000C000; - info->start[3] = base + 0x00010000; - for (i = 4; i < info->sector_count; i++) - info->start[i] = base + - (i * 0x00020000) - 0x00060000; -#endif - } else { - /* set sector offsets for top boot block type */ - i = info->sector_count - 1; - info->start[i--] = base + info->size - 0x00008000; - info->start[i--] = base + info->size - 0x0000C000; - info->start[i--] = base + info->size - 0x00010000; - for (; i >= 0; i--) - info->start[i] = base + i * 0x00020000; - } - - /* check for protected sectors */ - for (i = 0; i < info->sector_count; i++) { - /* - * read sector protection at sector address: - * (A7 .. A0) = 0x02 - * D0 = 1 if protected - */ -#ifdef CONFIG_FLASH_16BIT - s_addr = (volatile unsigned short *)(info->start[i]); - info->protect[i] = s_addr[2] & 1; -#else - addr = (volatile unsigned long *)(info->start[i]); - info->protect[i] = addr[2] & 1; -#endif - } - } - - /* - * Prevent writes to uninitialized FLASH. - */ - if (info->flash_id != FLASH_UNKNOWN) { -#ifdef CONFIG_FLASH_16BIT - s_addr = (volatile unsigned short *)(info->start[0]); - *s_addr = 0x00F0; /* reset bank */ -#else - addr = (volatile unsigned long *)info->start[0]; - *addr = 0x00F000F0; /* reset bank */ -#endif - - } - return info->size; -} - -int flash_erase(flash_info_t *info, int s_first, int s_last) -{ - vu_long *addr = (vu_long *)(info->start[0]); - int flag, prot, sect; - ulong start, now, last; -#ifdef CONFIG_FLASH_16BIT - vu_short *s_addr = (vu_short *)addr; -#endif - - if ((s_first < 0) || (s_first > s_last)) { - if (info->flash_id == FLASH_UNKNOWN) - printf("- missing\n"); - else - printf("- no sectors to erase\n"); - return 1; - } -/*#ifndef CONFIG_FLASH_16BIT - ulong type; - type = (info->flash_id & FLASH_VENDMASK); - if ((type != FLASH_MAN_SST) && (type != FLASH_MAN_STM)) { - printf ("Can't erase unknown flash type %08lx - aborted\n", - info->flash_id); - return; - } -#endif*/ - prot = 0; - for (sect = s_first; sect <= s_last; ++sect) { - if (info->protect[sect]) - prot++; - } - - if (prot) { - printf("- Warning: %d protected sectors will not be erased!\n", - prot); - } else { - printf("\n"); - } - - start = get_timer(0); - last = start; - /* Start erase on unprotected sectors */ - for (sect = s_first; sect <= s_last; sect++) { - if (info->protect[sect] == 0) { /* not protected */ -#ifdef CONFIG_FLASH_16BIT - vu_short *s_sect_addr = (vu_short *)(info->start[sect]); -#else - vu_long *sect_addr = (vu_long *)(info->start[sect]); -#endif - /* Disable interrupts which might cause a timeout */ - flag = disable_interrupts(); - -#ifdef CONFIG_FLASH_16BIT - - /*printf("\ns_sect_addr=%x",s_sect_addr);*/ - s_addr[0x5555] = 0x00AA; - s_addr[0x2AAA] = 0x0055; - s_addr[0x5555] = 0x0080; - s_addr[0x5555] = 0x00AA; - s_addr[0x2AAA] = 0x0055; - s_sect_addr[0] = 0x0030; -#else - addr[0x5555] = 0x00AA00AA; - addr[0x2AAA] = 0x00550055; - addr[0x5555] = 0x00800080; - addr[0x5555] = 0x00AA00AA; - addr[0x2AAA] = 0x00550055; - sect_addr[0] = 0x00300030; -#endif - /* re-enable interrupts if necessary */ - if (flag) - enable_interrupts(); - - /* wait at least 80us - let's wait 1 ms */ - udelay(1000); - -#ifdef CONFIG_FLASH_16BIT - while ((s_sect_addr[0] & 0x0080) != 0x0080) { -#else - while ((sect_addr[0] & 0x00800080) != 0x00800080) { -#endif - now = get_timer(start); - if (now > CONFIG_SYS_FLASH_ERASE_TOUT) { - printf("Timeout\n"); - return 1; - } - /* show every second that we're waiting */ - if ((now - last) > 1000) { - putc('.'); - last = now; - } - } - } - } - - /* reset to read mode */ - addr = (volatile unsigned long *)info->start[0]; -#ifdef CONFIG_FLASH_16BIT - s_addr[0] = 0x00F0; /* reset bank */ -#else - addr[0] = 0x00F000F0; /* reset bank */ -#endif - - printf(" done\n"); - return 0; -} - -/*----------------------------------------------------------------------- - * Copy memory to flash, returns: - * 0 - OK - * 1 - write timeout - * 2 - Flash not erased - * 4 - Flash not identified - */ - -int write_buff(flash_info_t *info, uchar *src, ulong addr, ulong cnt) -{ - ulong cp, wp, data; - int i, l, rc; - - if (info->flash_id == FLASH_UNKNOWN) - return 4; - - wp = (addr & ~3); /* get lower word aligned address */ - - /* - * handle unaligned start bytes - */ - l = addr - wp; - - if (l != 0) { - data = 0; - for (i = 0, cp = wp; i < l; ++i, ++cp) - data = (data << 8) | (*(uchar *)cp); - - for (; i < 4 && cnt > 0; ++i) { - data = (data << 8) | *src++; - --cnt; - ++cp; - } - for (; cnt == 0 && i < 4; ++i, ++cp) - data = (data << 8) | (*(uchar *)cp); - - rc = write_word(info, wp, data); - - if (rc != 0) - return rc; - - wp += 4; - } - - /* - * handle word aligned part - */ - while (cnt >= 4) { - data = 0; - for (i = 0; i < 4; ++i) - data = (data << 8) | *src++; - - rc = write_word(info, wp, data); - if (rc != 0) - return rc; - - wp += 4; - cnt -= 4; - } - - if (cnt == 0) - return 0; - - /* - * handle unaligned tail bytes - */ - data = 0; - for (i = 0, cp = wp; i < 4 && cnt > 0; ++i, ++cp) { - data = (data << 8) | *src++; - --cnt; - } - for (; i < 4; ++i, ++cp) - data = (data << 8) | (*(uchar *)cp); - - return write_word(info, wp, data); -} - -/*----------------------------------------------------------------------- - * Write a word to Flash, returns: - * 0 - OK - * 1 - write timeout - * 2 - Flash not erased - */ -static int write_word(flash_info_t *info, ulong dest, ulong data) -{ - vu_long *addr = (vu_long *)(info->start[0]); - -#ifdef CONFIG_FLASH_16BIT - vu_short high_data; - vu_short low_data; - vu_short *s_addr = (vu_short *)addr; -#endif - ulong start; - int flag; - - /* Check if Flash is (sufficiently) erased */ - if ((*((vu_long *)dest) & data) != data) - return 2; - -#ifdef CONFIG_FLASH_16BIT - /* Write the 16 higher-bits */ - /* Disable interrupts which might cause a timeout here */ - flag = disable_interrupts(); - - high_data = ((data>>16) & 0x0000ffff); - - s_addr[0x5555] = 0x00AA; - s_addr[0x2AAA] = 0x0055; - s_addr[0x5555] = 0x00A0; - - *((vu_short *)dest) = high_data; - - /* re-enable interrupts if necessary */ - if (flag) - enable_interrupts(); - - /* data polling for D7 */ - start = get_timer(0); - while ((*((vu_short *)dest) & 0x0080) != (high_data & 0x0080)) { - if (get_timer(start) > CONFIG_SYS_FLASH_WRITE_TOUT) - return 1; - } - - /* Write the 16 lower-bits */ -#endif - - /* Disable interrupts which might cause a timeout here */ - flag = disable_interrupts(); -#ifdef CONFIG_FLASH_16BIT - dest += 0x2; - low_data = (data & 0x0000ffff); - - s_addr[0x5555] = 0x00AA; - s_addr[0x2AAA] = 0x0055; - s_addr[0x5555] = 0x00A0; - *((vu_short *)dest) = low_data; - -#else - addr[0x5555] = 0x00AA00AA; - addr[0x2AAA] = 0x00550055; - addr[0x5555] = 0x00A000A0; - *((vu_long *)dest) = data; -#endif - - /* re-enable interrupts if necessary */ - if (flag) - enable_interrupts(); - - /* data polling for D7 */ - start = get_timer(0); - -#ifdef CONFIG_FLASH_16BIT - while ((*((vu_short *)dest) & 0x0080) != (low_data & 0x0080)) { -#else - while ((*((vu_long *)dest) & 0x00800080) != (data & 0x00800080)) { -#endif - - if (get_timer(start) > CONFIG_SYS_FLASH_WRITE_TOUT) - return 1; - } - return 0; -} diff --git a/board/etx094/u-boot.lds b/board/etx094/u-boot.lds deleted file mode 100644 index 56c3470..0000000 --- a/board/etx094/u-boot.lds +++ /dev/null @@ -1,107 +0,0 @@ -/* - * (C) Copyright 2000-2010 - * 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 - */ - -OUTPUT_ARCH(powerpc) - -SECTIONS -{ - /* Read-only sections, merged into text segment: */ - . = + SIZEOF_HEADERS; - .text : - { - /* WARNING - the following is hand-optimized to fit within */ - /* the sector layout of our flash chips! XXX FIXME XXX */ - - arch/powerpc/cpu/mpc8xx/start.o (.text*) - arch/powerpc/cpu/mpc8xx/traps.o (.text*) - net/libnet.o (.text*) - arch/powerpc/cpu/mpc8xx/libmpc8xx.o (.text*) - *(.text.vsprintf) - - . = env_offset; - common/env_embedded.o (.text*) - - *(.text*) - } - _etext = .; - PROVIDE (etext = .); - .rodata : - { - *(SORT_BY_ALIGNMENT(SORT_BY_NAME(.rodata*))) - } - - /* Read-write section, merged into data segment: */ - . = (. + 0x00FF) & 0xFFFFFF00; - _erotext = .; - PROVIDE (erotext = .); - .reloc : - { - _GOT2_TABLE_ = .; - KEEP(*(.got2)) - KEEP(*(.got)) - PROVIDE(_GLOBAL_OFFSET_TABLE_ = . + 4); - _FIXUP_TABLE_ = .; - KEEP(*(.fixup)) - } - __got2_entries = ((_GLOBAL_OFFSET_TABLE_ - _GOT2_TABLE_) >> 2) - 1; - __fixup_entries = (. - _FIXUP_TABLE_)>>2; - - .data : - { - *(.data*) - *(.sdata*) - } - _edata = .; - PROVIDE (edata = .); - - . = .; - - . = ALIGN(4); - .u_boot_list : { - #include <u-boot.lst> - } - - - . = .; - __start___ex_table = .; - __ex_table : { *(__ex_table) } - __stop___ex_table = .; - - . = ALIGN(256); - __init_begin = .; - .text.init : { *(.text.init) } - .data.init : { *(.data.init) } - . = ALIGN(256); - __init_end = .; - - __bss_start = .; - .bss (NOLOAD) : - { - *(.bss*) - *(.sbss*) - *(COMMON) - . = ALIGN(4); - } - __bss_end__ = . ; - PROVIDE (end = .); -} |