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authorH. Nikolaus Schaller <hns@goldelico.com>2012-03-26 20:55:28 +0200
committerH. Nikolaus Schaller <hns@goldelico.com>2012-03-26 20:55:28 +0200
commit92988a21ad4c4c9504295ccb580c9f806134471b (patch)
tree5effc9f14170112450de05c67dafbe8d5034d595 /u-boot/board/pcs440ep
parentca2b506783b676c95762c54ea24dcfdaae1947c9 (diff)
downloadbootable_bootloader_goldelico_gta04-92988a21ad4c4c9504295ccb580c9f806134471b.zip
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added boot script files to repository
Diffstat (limited to 'u-boot/board/pcs440ep')
-rw-r--r--u-boot/board/pcs440ep/Makefile51
-rw-r--r--u-boot/board/pcs440ep/config.mk39
-rw-r--r--u-boot/board/pcs440ep/flash.c623
-rw-r--r--u-boot/board/pcs440ep/init.S72
-rw-r--r--u-boot/board/pcs440ep/pcs440ep.c715
5 files changed, 1500 insertions, 0 deletions
diff --git a/u-boot/board/pcs440ep/Makefile b/u-boot/board/pcs440ep/Makefile
new file mode 100644
index 0000000..8708834
--- /dev/null
+++ b/u-boot/board/pcs440ep/Makefile
@@ -0,0 +1,51 @@
+#
+# (C) Copyright 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
+SOBJS = init.o
+
+SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c)
+OBJS := $(addprefix $(obj),$(COBJS))
+SOBJS := $(addprefix $(obj),$(SOBJS))
+
+$(LIB): $(OBJS) $(SOBJS)
+ $(call cmd_link_o_target, $(OBJS))
+
+clean:
+ rm -f $(SOBJS) $(OBJS)
+
+distclean: clean
+ rm -f $(LIB) core *.bak $(obj).depend
+
+#########################################################################
+
+# defines $(obj).depend target
+include $(SRCTREE)/rules.mk
+
+sinclude $(obj).depend
+
+#########################################################################
diff --git a/u-boot/board/pcs440ep/config.mk b/u-boot/board/pcs440ep/config.mk
new file mode 100644
index 0000000..23631c5
--- /dev/null
+++ b/u-boot/board/pcs440ep/config.mk
@@ -0,0 +1,39 @@
+#
+# (C) Copyright 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
+#
+
+#
+# PCS440EP board
+#
+
+# Check the U-Boot Image with a SHA1 checksum
+ALL += $(obj)u-boot.sha1
+
+PLATFORM_CPPFLAGS += -DCONFIG_440=1
+
+ifeq ($(debug),1)
+PLATFORM_CPPFLAGS += -DDEBUG
+endif
+
+ifeq ($(dbcr),1)
+PLATFORM_CPPFLAGS += -DCONFIG_SYS_INIT_DBCR=0x8cff0000
+endif
diff --git a/u-boot/board/pcs440ep/flash.c b/u-boot/board/pcs440ep/flash.c
new file mode 100644
index 0000000..f90a221
--- /dev/null
+++ b/u-boot/board/pcs440ep/flash.c
@@ -0,0 +1,623 @@
+/*
+ * (C) Copyright 2006
+ * Stefan Roese, DENX Software Engineering, sr@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 <asm/processor.h>
+
+#ifndef CONFIG_SYS_FLASH_READ0
+#define CONFIG_SYS_FLASH_READ0 0x0000 /* 0 is standard */
+#define CONFIG_SYS_FLASH_READ1 0x0001 /* 1 is standard */
+#define CONFIG_SYS_FLASH_READ2 0x0002 /* 2 is standard */
+#endif
+
+flash_info_t flash_info[CONFIG_SYS_MAX_FLASH_BANKS]; /* info for FLASH chips */
+
+/*
+ * Functions
+ */
+static int write_word(flash_info_t *info, ulong dest, ulong data);
+static ulong flash_get_size(vu_long *addr, flash_info_t *info);
+
+unsigned long flash_init(void)
+{
+ unsigned long size_b0, size_b1;
+ int i;
+ unsigned long base_b0, base_b1;
+
+ /* 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 */
+
+ base_b0 = FLASH_BASE0_PRELIM;
+ size_b0 = flash_get_size ((vu_long *) base_b0, &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);
+ }
+
+ base_b1 = FLASH_BASE1_PRELIM;
+ size_b1 = flash_get_size ((vu_long *) base_b1, &flash_info[1]);
+
+ return (size_b0 + size_b1);
+}
+
+void flash_print_info(flash_info_t *info)
+{
+ int i;
+ int k;
+ int size;
+ int erased;
+ volatile unsigned long *flash;
+
+ 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 ("ST Micro"); break;
+ case FLASH_MAN_EXCEL: printf ("Excel Semiconductor "); break;
+ case FLASH_MAN_MX: printf ("MXIC "); 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_AM040: printf ("AM29LV040B (4 Mbit, uniform sector size)\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_AM320T: printf ("AM29LV320T (32 M, top sector)\n");
+ break;
+ case FLASH_AM320B: printf ("AM29LV320B (32 M, bottom sector)\n");
+ break;
+ case FLASH_AMDL322T: printf ("AM29DL322T (32 M, top sector)\n");
+ break;
+ case FLASH_AMDL322B: printf ("AM29DL322B (32 M, bottom sector)\n");
+ break;
+ case FLASH_AMDL323T: printf ("AM29DL323T (32 M, top sector)\n");
+ break;
+ case FLASH_AMDL323B: printf ("AM29DL323B (32 M, bottom sector)\n");
+ break;
+ case FLASH_SST020: printf ("SST39LF/VF020 (2 Mbit, uniform sector size)\n");
+ break;
+ case FLASH_SST040: printf ("SST39LF/VF040 (4 Mbit, uniform sector size)\n");
+ break;
+ case STM_ID_M29W040B: printf ("ST Micro M29W040B (4 Mbit, uniform sector size)\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) {
+#ifdef CONFIG_SYS_FLASH_EMPTY_INFO
+ /*
+ * Check if whole sector is erased
+ */
+ if (i != (info->sector_count-1))
+ size = info->start[i+1] - info->start[i];
+ else
+ size = info->start[0] + info->size - info->start[i];
+ erased = 1;
+ flash = (volatile unsigned long *)info->start[i];
+ size = size >> 2; /* divide by 4 for longword access */
+ for (k=0; k<size; k++) {
+ if (*flash++ != 0xffffffff) {
+ erased = 0;
+ break;
+ }
+ }
+
+ if ((i % 5) == 0)
+ printf ("\n ");
+ /* print empty and read-only info */
+ printf (" %08lX%s%s",
+ info->start[i],
+ erased ? " E" : " ",
+ info->protect[i] ? "RO " : " ");
+#else
+ if ((i % 5) == 0)
+ printf ("\n ");
+ printf (" %08lX%s",
+ info->start[i],
+ info->protect[i] ? " (RO)" : " ");
+#endif
+
+ }
+ 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;
+ short n;
+ volatile CONFIG_SYS_FLASH_WORD_SIZE value;
+ ulong base = (ulong)addr;
+ volatile CONFIG_SYS_FLASH_WORD_SIZE *addr2 = (volatile CONFIG_SYS_FLASH_WORD_SIZE *)addr;
+
+ /* Write auto select command: read Manufacturer ID */
+ addr2[CONFIG_SYS_FLASH_ADDR0] = (CONFIG_SYS_FLASH_WORD_SIZE)0x00AA00AA;
+ addr2[CONFIG_SYS_FLASH_ADDR1] = (CONFIG_SYS_FLASH_WORD_SIZE)0x00550055;
+ addr2[CONFIG_SYS_FLASH_ADDR0] = (CONFIG_SYS_FLASH_WORD_SIZE)0x00900090;
+
+ value = addr2[CONFIG_SYS_FLASH_READ0];
+
+ switch (value) {
+ case (CONFIG_SYS_FLASH_WORD_SIZE)AMD_MANUFACT:
+ info->flash_id = FLASH_MAN_AMD;
+ break;
+ case (CONFIG_SYS_FLASH_WORD_SIZE)FUJ_MANUFACT:
+ info->flash_id = FLASH_MAN_FUJ;
+ break;
+ case (CONFIG_SYS_FLASH_WORD_SIZE)SST_MANUFACT:
+ info->flash_id = FLASH_MAN_SST;
+ break;
+ case (CONFIG_SYS_FLASH_WORD_SIZE)STM_MANUFACT:
+ info->flash_id = FLASH_MAN_STM;
+ break;
+ case (CONFIG_SYS_FLASH_WORD_SIZE)EXCEL_MANUFACT:
+ info->flash_id = FLASH_MAN_EXCEL;
+ break;
+ case (CONFIG_SYS_FLASH_WORD_SIZE)MX_MANUFACT:
+ info->flash_id = FLASH_MAN_MX;
+ break;
+ default:
+ info->flash_id = FLASH_UNKNOWN;
+ info->sector_count = 0;
+ info->size = 0;
+ return (0); /* no or unknown flash */
+ }
+
+ value = addr2[CONFIG_SYS_FLASH_READ1]; /* device ID */
+
+ switch (value) {
+ case (CONFIG_SYS_FLASH_WORD_SIZE)AMD_ID_LV400T:
+ info->flash_id += FLASH_AM400T;
+ info->sector_count = 11;
+ info->size = 0x00080000;
+ break; /* => 0.5 MB */
+
+ case (CONFIG_SYS_FLASH_WORD_SIZE)AMD_ID_LV400B:
+ info->flash_id += FLASH_AM400B;
+ info->sector_count = 11;
+ info->size = 0x00080000;
+ break; /* => 0.5 MB */
+
+ case (CONFIG_SYS_FLASH_WORD_SIZE)AMD_ID_LV040B:
+ info->flash_id += FLASH_AM040;
+ info->sector_count = 8;
+ info->size = 0x0080000; /* => 0.5 MB */
+ break;
+ case (CONFIG_SYS_FLASH_WORD_SIZE)STM_ID_M29W040B:
+ info->flash_id += FLASH_AM040;
+ info->sector_count = 8;
+ info->size = 0x0080000; /* => 0,5 MB */
+ break;
+
+ case (CONFIG_SYS_FLASH_WORD_SIZE)AMD_ID_LV800T:
+ info->flash_id += FLASH_AM800T;
+ info->sector_count = 19;
+ info->size = 0x00100000;
+ break; /* => 1 MB */
+
+ case (CONFIG_SYS_FLASH_WORD_SIZE)AMD_ID_LV800B:
+ info->flash_id += FLASH_AM800B;
+ info->sector_count = 19;
+ info->size = 0x00100000;
+ break; /* => 1 MB */
+
+ case (CONFIG_SYS_FLASH_WORD_SIZE)AMD_ID_LV160T:
+ info->flash_id += FLASH_AM160T;
+ info->sector_count = 35;
+ info->size = 0x00200000;
+ break; /* => 2 MB */
+
+ case (CONFIG_SYS_FLASH_WORD_SIZE)AMD_ID_LV160B:
+ info->flash_id += FLASH_AM160B;
+ info->sector_count = 35;
+ info->size = 0x00200000;
+ break; /* => 2 MB */
+
+ case (CONFIG_SYS_FLASH_WORD_SIZE)AMD_ID_LV320T:
+ info->flash_id += FLASH_AM320T;
+ info->sector_count = 71;
+ info->size = 0x00400000;
+ break; /* => 4 MB */
+
+ case (CONFIG_SYS_FLASH_WORD_SIZE)AMD_ID_LV320B:
+ info->flash_id += FLASH_AM320B;
+ info->sector_count = 71;
+ info->size = 0x00400000;
+ break; /* => 4 MB */
+
+ case (CONFIG_SYS_FLASH_WORD_SIZE)AMD_ID_DL322T:
+ info->flash_id += FLASH_AMDL322T;
+ info->sector_count = 71;
+ info->size = 0x00400000;
+ break; /* => 4 MB */
+
+ case (CONFIG_SYS_FLASH_WORD_SIZE)AMD_ID_DL322B:
+ info->flash_id += FLASH_AMDL322B;
+ info->sector_count = 71;
+ info->size = 0x00400000;
+ break; /* => 4 MB */
+
+ case (CONFIG_SYS_FLASH_WORD_SIZE)AMD_ID_DL323T:
+ info->flash_id += FLASH_AMDL323T;
+ info->sector_count = 71;
+ info->size = 0x00400000;
+ break; /* => 4 MB */
+
+ case (CONFIG_SYS_FLASH_WORD_SIZE)AMD_ID_DL323B:
+ info->flash_id += FLASH_AMDL323B;
+ info->sector_count = 71;
+ info->size = 0x00400000;
+ break; /* => 4 MB */
+
+ case (CONFIG_SYS_FLASH_WORD_SIZE)SST_ID_xF020:
+ info->flash_id += FLASH_SST020;
+ info->sector_count = 64;
+ info->size = 0x00040000;
+ break; /* => 256 kB */
+
+ case (CONFIG_SYS_FLASH_WORD_SIZE)SST_ID_xF040:
+ info->flash_id += FLASH_SST040;
+ info->sector_count = 128;
+ info->size = 0x00080000;
+ break; /* => 512 kB */
+
+ default:
+ info->flash_id = FLASH_UNKNOWN;
+ return (0); /* => no or unknown flash */
+
+ }
+
+ /* set up sector start address table */
+ if (((info->flash_id & FLASH_VENDMASK) == FLASH_MAN_SST) ||
+ ((info->flash_id & FLASH_TYPEMASK) == FLASH_AM640U)) {
+ for (i = 0; i < info->sector_count; i++)
+ info->start[i] = base + (i * 0x00001000);
+ } else if ((info->flash_id & FLASH_TYPEMASK) == FLASH_AM040) {
+ for (i = 0; i < info->sector_count; i++)
+ info->start[i] = base + (i * 0x00010000);
+ } else if (((info->flash_id & FLASH_TYPEMASK) == FLASH_AMDL322B) ||
+ ((info->flash_id & FLASH_TYPEMASK) == FLASH_AMDL323B) ||
+ ((info->flash_id & FLASH_TYPEMASK) == FLASH_AM320B) ||
+ ((info->flash_id & FLASH_TYPEMASK) == FLASH_AMDL324B)) {
+ /* set sector offsets for bottom boot block type */
+ for (i=0; i<8; ++i) { /* 8 x 8k boot sectors */
+ info->start[i] = base;
+ base += 8 << 10;
+ }
+ while (i < info->sector_count) { /* 64k regular sectors */
+ info->start[i] = base;
+ base += 64 << 10;
+ ++i;
+ }
+ } else if (((info->flash_id & FLASH_TYPEMASK) == FLASH_AMDL322T) ||
+ ((info->flash_id & FLASH_TYPEMASK) == FLASH_AMDL323T) ||
+ ((info->flash_id & FLASH_TYPEMASK) == FLASH_AM320T) ||
+ ((info->flash_id & FLASH_TYPEMASK) == FLASH_AMDL324T)) {
+ /* set sector offsets for top boot block type */
+ base += info->size;
+ i = info->sector_count;
+ for (n=0; n<8; ++n) { /* 8 x 8k boot sectors */
+ base -= 8 << 10;
+ --i;
+ info->start[i] = base;
+ }
+ while (i > 0) { /* 64k regular sectors */
+ base -= 64 << 10;
+ --i;
+ info->start[i] = base;
+ }
+ } else {
+ if (info->flash_id & FLASH_BTYPE) {
+ /* set sector offsets for bottom boot block type */
+ 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 {
+ /* set sector offsets for top boot block type */
+ i = info->sector_count - 1;
+ info->start[i--] = base + info->size - 0x00004000;
+ info->start[i--] = base + info->size - 0x00006000;
+ info->start[i--] = base + info->size - 0x00008000;
+ for (; i >= 0; i--) {
+ info->start[i] = base + i * 0x00010000;
+ }
+ }
+ }
+
+ /* 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 */
+ addr2 = (volatile CONFIG_SYS_FLASH_WORD_SIZE *)(info->start[i]);
+ if ((info->flash_id & FLASH_VENDMASK) != FLASH_MAN_AMD)
+ info->protect[i] = 0;
+ else
+ info->protect[i] = addr2[CONFIG_SYS_FLASH_READ2] & 1;
+ }
+
+ /*
+ * Prevent writes to uninitialized FLASH.
+ */
+ if (info->flash_id != FLASH_UNKNOWN) {
+ addr2 = (CONFIG_SYS_FLASH_WORD_SIZE *)info->start[0];
+ *addr2 = (CONFIG_SYS_FLASH_WORD_SIZE)0x00F000F0; /* reset bank */
+ }
+
+ return (info->size);
+}
+
+
+int flash_erase(flash_info_t *info, int s_first, int s_last)
+{
+ volatile CONFIG_SYS_FLASH_WORD_SIZE *addr = (CONFIG_SYS_FLASH_WORD_SIZE *)(info->start[0]);
+ volatile CONFIG_SYS_FLASH_WORD_SIZE *addr2;
+ int flag, prot, sect, l_sect;
+ ulong start, now, last;
+
+ 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;
+ }
+
+ if (info->flash_id == FLASH_UNKNOWN) {
+ printf ("Can't erase unknown flash type - aborted\n");
+ return 1;
+ }
+
+ 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");
+
+ l_sect = -1;
+
+ /* Disable interrupts which might cause a timeout here */
+ flag = disable_interrupts();
+
+ /* Start erase on unprotected sectors */
+ for (sect = s_first; sect<=s_last; sect++) {
+ if (info->protect[sect] == 0) { /* not protected */
+ addr2 = (CONFIG_SYS_FLASH_WORD_SIZE *)(info->start[sect]);
+ if ((info->flash_id & FLASH_VENDMASK) == FLASH_MAN_SST) {
+ addr[CONFIG_SYS_FLASH_ADDR0] = (CONFIG_SYS_FLASH_WORD_SIZE)0x00AA00AA;
+ addr[CONFIG_SYS_FLASH_ADDR1] = (CONFIG_SYS_FLASH_WORD_SIZE)0x00550055;
+ addr[CONFIG_SYS_FLASH_ADDR0] = (CONFIG_SYS_FLASH_WORD_SIZE)0x00800080;
+ addr[CONFIG_SYS_FLASH_ADDR0] = (CONFIG_SYS_FLASH_WORD_SIZE)0x00AA00AA;
+ addr[CONFIG_SYS_FLASH_ADDR1] = (CONFIG_SYS_FLASH_WORD_SIZE)0x00550055;
+ addr2[0] = (CONFIG_SYS_FLASH_WORD_SIZE)0x00300030; /* sector erase */
+
+ /* re-enable interrupts if necessary */
+ if (flag) {
+ enable_interrupts();
+ flag = 0;
+ }
+
+ /* data polling for D7 */
+ start = get_timer (0);
+ while ((addr2[0] & (CONFIG_SYS_FLASH_WORD_SIZE)0x00800080) !=
+ (CONFIG_SYS_FLASH_WORD_SIZE)0x00800080) {
+ if (get_timer(start) > CONFIG_SYS_FLASH_WRITE_TOUT)
+ return (1);
+ }
+ } else {
+ if (sect == s_first) {
+ addr[CONFIG_SYS_FLASH_ADDR0] = (CONFIG_SYS_FLASH_WORD_SIZE)0x00AA00AA;
+ addr[CONFIG_SYS_FLASH_ADDR1] = (CONFIG_SYS_FLASH_WORD_SIZE)0x00550055;
+ addr[CONFIG_SYS_FLASH_ADDR0] = (CONFIG_SYS_FLASH_WORD_SIZE)0x00800080;
+ addr[CONFIG_SYS_FLASH_ADDR0] = (CONFIG_SYS_FLASH_WORD_SIZE)0x00AA00AA;
+ addr[CONFIG_SYS_FLASH_ADDR1] = (CONFIG_SYS_FLASH_WORD_SIZE)0x00550055;
+ }
+ addr2[0] = (CONFIG_SYS_FLASH_WORD_SIZE)0x00300030; /* sector erase */
+ }
+ l_sect = sect;
+ }
+ }
+
+ /* re-enable interrupts if necessary */
+ if (flag)
+ enable_interrupts();
+
+ /* wait at least 80us - let's wait 1 ms */
+ udelay (1000);
+
+ /*
+ * We wait for the last triggered sector
+ */
+ if (l_sect < 0)
+ goto DONE;
+
+ start = get_timer (0);
+ last = start;
+ addr = (CONFIG_SYS_FLASH_WORD_SIZE *)(info->start[l_sect]);
+ while ((addr[0] & (CONFIG_SYS_FLASH_WORD_SIZE)0x00800080) != (CONFIG_SYS_FLASH_WORD_SIZE)0x00800080) {
+ if ((now = get_timer(start)) > CONFIG_SYS_FLASH_ERASE_TOUT) {
+ printf ("Timeout\n");
+ return 1;
+ }
+ /* show that we're waiting */
+ if ((now - last) > 1000) { /* every second */
+ putc ('.');
+ last = now;
+ }
+ }
+
+DONE:
+ /* reset to read mode */
+ addr = (CONFIG_SYS_FLASH_WORD_SIZE *)info->start[0];
+ addr[0] = (CONFIG_SYS_FLASH_WORD_SIZE)0x00F000F0; /* reset bank */
+
+ printf (" done\n");
+ return 0;
+}
+
+/*
+ * Copy memory to flash, returns:
+ * 0 - OK
+ * 1 - write timeout
+ * 2 - Flash not erased
+ */
+int write_buff(flash_info_t *info, uchar *src, ulong addr, ulong cnt)
+{
+ ulong cp, wp, data;
+ int i, l, rc;
+
+ wp = (addr & ~3); /* get lower word aligned address */
+
+ /*
+ * handle unaligned start bytes
+ */
+ if ((l = addr - wp) != 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);
+ }
+
+ if ((rc = write_word(info, wp, data)) != 0) {
+ return (rc);
+ }
+ wp += 4;
+ }
+
+ /*
+ * handle word aligned part
+ */
+ while (cnt >= 4) {
+ data = 0;
+ for (i=0; i<4; ++i)
+ data = (data << 8) | *src++;
+ if ((rc = write_word(info, wp, data)) != 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)
+{
+ volatile CONFIG_SYS_FLASH_WORD_SIZE *addr2 = (CONFIG_SYS_FLASH_WORD_SIZE *)(info->start[0]);
+ volatile CONFIG_SYS_FLASH_WORD_SIZE *dest2 = (CONFIG_SYS_FLASH_WORD_SIZE *)dest;
+ volatile CONFIG_SYS_FLASH_WORD_SIZE *data2 = (CONFIG_SYS_FLASH_WORD_SIZE *)&data;
+ ulong start;
+ int flag;
+ int i;
+
+ /* Check if Flash is (sufficiently) erased */
+ if ((*((vu_long *)dest) & data) != data)
+ return (2);
+
+ /* Disable interrupts which might cause a timeout here */
+ flag = disable_interrupts();
+
+ for (i=0; i<4/sizeof(CONFIG_SYS_FLASH_WORD_SIZE); i++) {
+ addr2[CONFIG_SYS_FLASH_ADDR0] = (CONFIG_SYS_FLASH_WORD_SIZE)0x00AA00AA;
+ addr2[CONFIG_SYS_FLASH_ADDR1] = (CONFIG_SYS_FLASH_WORD_SIZE)0x00550055;
+ addr2[CONFIG_SYS_FLASH_ADDR0] = (CONFIG_SYS_FLASH_WORD_SIZE)0x00A000A0;
+
+ dest2[i] = data2[i];
+
+ /* re-enable interrupts if necessary */
+ if (flag)
+ enable_interrupts();
+
+ /* data polling for D7 */
+ start = get_timer (0);
+ while ((dest2[i] & (CONFIG_SYS_FLASH_WORD_SIZE)0x00800080) !=
+ (data2[i] & (CONFIG_SYS_FLASH_WORD_SIZE)0x00800080)) {
+ if (get_timer(start) > CONFIG_SYS_FLASH_WRITE_TOUT)
+ return (1);
+ }
+ }
+
+ return (0);
+}
diff --git a/u-boot/board/pcs440ep/init.S b/u-boot/board/pcs440ep/init.S
new file mode 100644
index 0000000..6bd8852
--- /dev/null
+++ b/u-boot/board/pcs440ep/init.S
@@ -0,0 +1,72 @@
+/*
+ * (C) Copyright 2006
+ * Stefan Roese, DENX Software Engineering, sr@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 <asm-offsets.h>
+#include <ppc_asm.tmpl>
+#include <asm/mmu.h>
+#include <config.h>
+
+/**************************************************************************
+ * TLB TABLE
+ *
+ * This table is used by the cpu boot code to setup the initial tlb
+ * entries. Rather than make broad assumptions in the cpu source tree,
+ * this table lets each board set things up however they like.
+ *
+ * Pointer to the table is returned in r1
+ *
+ *************************************************************************/
+
+ .section .bootpg,"ax"
+ .globl tlbtab
+
+tlbtab:
+ tlbtab_start
+
+ /*
+ * BOOT_CS (FLASH) must be first. Before relocation SA_I can be off to use the
+ * speed up boot process. It is patched after relocation to enable SA_I
+ */
+ tlbentry( CONFIG_SYS_BOOT_BASE_ADDR, SZ_256M, CONFIG_SYS_BOOT_BASE_ADDR, 0, AC_RWX | SA_G/*|SA_I*/)
+
+ /* TLB-entry for init-ram in dcache (SA_I must be turned off!) */
+ tlbentry( CONFIG_SYS_INIT_RAM_ADDR, SZ_64K, CONFIG_SYS_INIT_RAM_ADDR, 0, AC_RWX | SA_G )
+
+ /*
+ * TLB entries for SDRAM are not needed on this platform.
+ * They are dynamically generated in the SPD DDR detection
+ * routine.
+ */
+
+ tlbentry( CONFIG_SYS_PCI_BASE, SZ_256M, CONFIG_SYS_PCI_BASE, 0, AC_RW | SA_IG )
+
+ /* PCI */
+ tlbentry( CONFIG_SYS_PCI_MEMBASE, SZ_256M, CONFIG_SYS_PCI_MEMBASE, 0, AC_RW | SA_IG )
+ tlbentry( CONFIG_SYS_PCI_MEMBASE1, SZ_256M, CONFIG_SYS_PCI_MEMBASE1, 0, AC_RW | SA_IG )
+ tlbentry( CONFIG_SYS_PCI_MEMBASE2, SZ_256M, CONFIG_SYS_PCI_MEMBASE2, 0, AC_RW | SA_IG )
+ tlbentry( CONFIG_SYS_PCI_MEMBASE3, SZ_256M, CONFIG_SYS_PCI_MEMBASE3, 0, AC_RW | SA_IG )
+
+ /* USB 2.0 Device */
+ tlbentry( CONFIG_SYS_USB_DEVICE, SZ_1K, 0x50000000, 0, AC_RW | SA_IG )
+
+ tlbtab_end
diff --git a/u-boot/board/pcs440ep/pcs440ep.c b/u-boot/board/pcs440ep/pcs440ep.c
new file mode 100644
index 0000000..70d8fe2
--- /dev/null
+++ b/u-boot/board/pcs440ep/pcs440ep.c
@@ -0,0 +1,715 @@
+/*
+ * (C) Copyright 2006
+ * Stefan Roese, DENX Software Engineering, sr@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 <asm/ppc4xx.h>
+#include <malloc.h>
+#include <command.h>
+#include <crc.h>
+#include <asm/processor.h>
+#include <spd_sdram.h>
+#include <status_led.h>
+#include <sha1.h>
+#include <asm/io.h>
+#include <net.h>
+
+DECLARE_GLOBAL_DATA_PTR;
+
+extern flash_info_t flash_info[CONFIG_SYS_MAX_FLASH_BANKS]; /* info for FLASH chips */
+
+unsigned char sha1_checksum[SHA1_SUM_LEN];
+
+/* swap 4 Bits (Bit0 = Bit3, Bit1 = Bit2, Bit2 = Bit1 and Bit3 = Bit0) */
+unsigned char swapbits[16] = {0x0, 0x8, 0x4, 0xc, 0x2, 0xa, 0x6, 0xe,
+ 0x1, 0x9, 0x5, 0xd, 0x3, 0xb, 0x7, 0xf};
+
+static void set_leds (int val)
+{
+ out32(GPIO0_OR, (in32 (GPIO0_OR) & ~0x78000000) | (val << 27));
+}
+
+#define GET_LEDS ((in32 (GPIO0_OR) & 0x78000000) >> 27)
+
+void __led_init (led_id_t mask, int state)
+{
+ int val = GET_LEDS;
+
+ if (state == STATUS_LED_ON)
+ val |= mask;
+ else
+ val &= ~mask;
+ set_leds (val);
+}
+
+void __led_set (led_id_t mask, int state)
+{
+ int val = GET_LEDS;
+
+ if (state == STATUS_LED_ON)
+ val |= mask;
+ else if (state == STATUS_LED_OFF)
+ val &= ~mask;
+ set_leds (val);
+}
+
+void __led_toggle (led_id_t mask)
+{
+ int val = GET_LEDS;
+
+ val ^= mask;
+ set_leds (val);
+}
+
+static void status_led_blink (void)
+{
+ int i;
+ int val = GET_LEDS;
+
+ /* set all LED which are on, to state BLINKING */
+ for (i = 0; i < 4; i++) {
+ if (val & 0x01) status_led_set (3 - i, STATUS_LED_BLINKING);
+ else status_led_set (3 - i, STATUS_LED_OFF);
+ val = val >> 1;
+ }
+}
+
+#if defined(CONFIG_SHOW_BOOT_PROGRESS)
+void show_boot_progress (int val)
+{
+ /* find all valid Codes for val in README */
+ if (val == -30) return;
+ if (val < 0) {
+ /* smthing goes wrong */
+ status_led_blink ();
+ return;
+ }
+ switch (val) {
+ case 1:
+ /* validating Image */
+ status_led_set (0, STATUS_LED_OFF);
+ status_led_set (1, STATUS_LED_ON);
+ status_led_set (2, STATUS_LED_ON);
+ break;
+ case 15:
+ /* booting */
+ status_led_set (0, STATUS_LED_ON);
+ status_led_set (1, STATUS_LED_ON);
+ status_led_set (2, STATUS_LED_ON);
+ break;
+#if 0
+ case 64:
+ /* starting Ethernet configuration */
+ status_led_set (0, STATUS_LED_OFF);
+ status_led_set (1, STATUS_LED_OFF);
+ status_led_set (2, STATUS_LED_ON);
+ break;
+#endif
+ case 80:
+ /* loading Image */
+ status_led_set (0, STATUS_LED_ON);
+ status_led_set (1, STATUS_LED_OFF);
+ status_led_set (2, STATUS_LED_ON);
+ break;
+ }
+}
+#endif
+
+int board_early_init_f(void)
+{
+ register uint reg;
+
+ set_leds(0); /* display boot info counter */
+
+ /*--------------------------------------------------------------------
+ * Setup the external bus controller/chip selects
+ *-------------------------------------------------------------------*/
+ mtdcr(EBC0_CFGADDR, EBC0_CFG);
+ reg = mfdcr(EBC0_CFGDATA);
+ mtdcr(EBC0_CFGDATA, reg | 0x04000000); /* Set ATC */
+
+ /*--------------------------------------------------------------------
+ * GPIO's are alreay setup in arch/powerpc/cpu/ppc4xx/cpu_init.c
+ * via define from board config file.
+ *-------------------------------------------------------------------*/
+
+ /*--------------------------------------------------------------------
+ * Setup the interrupt controller polarities, triggers, etc.
+ *-------------------------------------------------------------------*/
+ mtdcr(UIC0SR, 0xffffffff); /* clear all */
+ mtdcr(UIC0ER, 0x00000000); /* disable all */
+ mtdcr(UIC0CR, 0x00000001); /* UIC1 crit is critical */
+ mtdcr(UIC0PR, 0xfffffe1f); /* per ref-board manual */
+ mtdcr(UIC0TR, 0x01c00000); /* per ref-board manual */
+ mtdcr(UIC0VR, 0x00000001); /* int31 highest, base=0x000 */
+ mtdcr(UIC0SR, 0xffffffff); /* clear all */
+
+ mtdcr(UIC1SR, 0xffffffff); /* clear all */
+ mtdcr(UIC1ER, 0x00000000); /* disable all */
+ mtdcr(UIC1CR, 0x00000000); /* all non-critical */
+ mtdcr(UIC1PR, 0xffffe0ff); /* per ref-board manual */
+ mtdcr(UIC1TR, 0x00ffc000); /* per ref-board manual */
+ mtdcr(UIC1VR, 0x00000001); /* int31 highest, base=0x000 */
+ mtdcr(UIC1SR, 0xffffffff); /* clear all */
+
+ /*--------------------------------------------------------------------
+ * Setup other serial configuration
+ *-------------------------------------------------------------------*/
+ mfsdr(SDR0_PCI0, reg);
+ mtsdr(SDR0_PCI0, 0x80000000 | reg); /* PCI arbiter enabled */
+ mtsdr(SDR0_PFC0, 0x00000000); /* Pin function: enable GPIO49-63 */
+ mtsdr(SDR0_PFC1, 0x00048000); /* Pin function: UART0 has 4 pins, select IRQ5 */
+
+ return 0;
+}
+
+#define EEPROM_LEN 256
+static void load_ethaddr(void)
+{
+ int ok_ethaddr, ok_eth1addr;
+ int ret;
+ uchar buf[EEPROM_LEN];
+ char *use_eeprom;
+ u16 checksumcrc16 = 0;
+
+ /* If the env is sane, then nothing for us to do */
+ ok_ethaddr = eth_getenv_enetaddr("ethaddr", buf);
+ ok_eth1addr = eth_getenv_enetaddr("eth1addr", buf);
+ if (ok_ethaddr && ok_eth1addr)
+ return;
+
+ /* read the MACs from EEprom */
+ status_led_set (0, STATUS_LED_ON);
+ status_led_set (1, STATUS_LED_ON);
+ ret = eeprom_read (CONFIG_SYS_I2C_EEPROM_ADDR, 0, buf, EEPROM_LEN);
+ if (ret == 0) {
+ checksumcrc16 = cyg_crc16 (buf, EEPROM_LEN - 2);
+ /* check, if the EEprom is programmed:
+ * - The Prefix(Byte 0,1,2) is equal to "ATR"
+ * - The checksum, stored in the last 2 Bytes, is correct
+ */
+ if ((strncmp ((char *)buf,"ATR",3) != 0) ||
+ ((checksumcrc16 >> 8) != buf[EEPROM_LEN - 2]) ||
+ ((checksumcrc16 & 0xff) != buf[EEPROM_LEN - 1])) {
+ /* EEprom is not programmed */
+ printf("%s: EEPROM Checksum not OK\n", __FUNCTION__);
+ } else {
+ /* get the MACs */
+ if (!ok_ethaddr)
+ eth_setenv_enetaddr("ethaddr", &buf[3]);
+ if (!ok_eth1addr)
+ eth_setenv_enetaddr("eth1addr", &buf[9]);
+ return;
+ }
+ }
+
+ /* some error reading the EEprom */
+ if ((use_eeprom = getenv ("use_eeprom_ethaddr")) == NULL) {
+ /* dont use bootcmd */
+ setenv("bootdelay", "-1");
+ return;
+ }
+ /* == default ? use standard */
+ if (strncmp (use_eeprom, "default", 7) == 0) {
+ return;
+ }
+ /* Env doesnt exist -> hang */
+ status_led_blink ();
+ /* here we do this "handy" because we have no interrupts
+ at this time */
+ puts ("### EEPROM ERROR ### Please RESET the board ###\n");
+ for (;;) {
+ __led_toggle (12);
+ udelay (100000);
+ }
+ return;
+}
+
+#ifdef CONFIG_PREBOOT
+
+static uchar kbd_magic_prefix[] = "key_magic";
+static uchar kbd_command_prefix[] = "key_cmd";
+
+struct kbd_data_t {
+ char s1;
+ char s2;
+};
+
+struct kbd_data_t* get_keys (struct kbd_data_t *kbd_data)
+{
+ char *val;
+ unsigned long tmp;
+
+ /* use the DIPs for some bootoptions */
+ val = getenv (ENV_NAME_DIP);
+ tmp = simple_strtoul (val, NULL, 16);
+
+ kbd_data->s2 = (tmp & 0x0f);
+ kbd_data->s1 = (tmp & 0xf0) >> 4;
+ return kbd_data;
+}
+
+static int compare_magic (const struct kbd_data_t *kbd_data, char *str)
+{
+ char s1 = str[0];
+
+ if (s1 >= '0' && s1 <= '9')
+ s1 -= '0';
+ else if (s1 >= 'a' && s1 <= 'f')
+ s1 = s1 - 'a' + 10;
+ else if (s1 >= 'A' && s1 <= 'F')
+ s1 = s1 - 'A' + 10;
+ else
+ return -1;
+
+ if (s1 != kbd_data->s1) return -1;
+
+ s1 = str[1];
+ if (s1 >= '0' && s1 <= '9')
+ s1 -= '0';
+ else if (s1 >= 'a' && s1 <= 'f')
+ s1 = s1 - 'a' + 10;
+ else if (s1 >= 'A' && s1 <= 'F')
+ s1 = s1 - 'A' + 10;
+ else
+ return -1;
+
+ if (s1 != kbd_data->s2) return -1;
+ return 0;
+}
+
+static char *key_match (const struct kbd_data_t *kbd_data)
+{
+ char magic[sizeof (kbd_magic_prefix) + 1];
+ char *suffix;
+ char *kbd_magic_keys;
+
+ /*
+ * The following string defines the characters that can be appended
+ * to "key_magic" to form the names of environment variables that
+ * hold "magic" key codes, i. e. such key codes that can cause
+ * pre-boot actions. If the string is empty (""), then only
+ * "key_magic" is checked (old behaviour); the string "125" causes
+ * checks for "key_magic1", "key_magic2" and "key_magic5", etc.
+ */
+ if ((kbd_magic_keys = getenv ("magic_keys")) == NULL)
+ kbd_magic_keys = "";
+
+ /* loop over all magic keys;
+ * use '\0' suffix in case of empty string
+ */
+ for (suffix = kbd_magic_keys; *suffix ||
+ suffix == kbd_magic_keys; ++suffix) {
+ sprintf (magic, "%s%c", kbd_magic_prefix, *suffix);
+ if (compare_magic (kbd_data, getenv (magic)) == 0) {
+ char cmd_name[sizeof (kbd_command_prefix) + 1];
+ char *cmd;
+
+ sprintf (cmd_name, "%s%c", kbd_command_prefix, *suffix);
+ cmd = getenv (cmd_name);
+
+ return (cmd);
+ }
+ }
+ return (NULL);
+}
+
+#endif /* CONFIG_PREBOOT */
+
+static int pcs440ep_readinputs (void)
+{
+ int i;
+ char value[20];
+
+ /* read the inputs and set the Envvars */
+ /* Revision Level Bit 26 - 29 */
+ i = ((in32 (GPIO0_IR) & 0x0000003c) >> 2);
+ i = swapbits[i];
+ sprintf (value, "%02x", i);
+ setenv (ENV_NAME_REVLEV, value);
+ /* Solder Switch Bit 30 - 33 */
+ i = (in32 (GPIO0_IR) & 0x00000003) << 2;
+ i += (in32 (GPIO1_IR) & 0xc0000000) >> 30;
+ i = swapbits[i];
+ sprintf (value, "%02x", i);
+ setenv (ENV_NAME_SOLDER, value);
+ /* DIP Switch Bit 49 - 56 */
+ i = ((in32 (GPIO1_IR) & 0x00007f80) >> 7);
+ i = (swapbits[i & 0x0f] << 4) + swapbits[(i & 0xf0) >> 4];
+ sprintf (value, "%02x", i);
+ setenv (ENV_NAME_DIP, value);
+ return 0;
+}
+
+
+#if defined(CONFIG_SHA1_CHECK_UB_IMG)
+/*************************************************************************
+ * calculate a SHA1 sum for the U-Boot image in Flash.
+ *
+ ************************************************************************/
+static int pcs440ep_sha1 (int docheck)
+{
+ unsigned char *data;
+ unsigned char *ptroff;
+ unsigned char output[20];
+ unsigned char org[20];
+ int i, len = CONFIG_SHA1_LEN;
+
+ memcpy ((char *)CONFIG_SYS_LOAD_ADDR, (char *)CONFIG_SHA1_START, len);
+ data = (unsigned char *)CONFIG_SYS_LOAD_ADDR;
+ ptroff = &data[len + SHA1_SUM_POS];
+
+ for (i = 0; i < SHA1_SUM_LEN; i++) {
+ org[i] = ptroff[i];
+ ptroff[i] = 0;
+ }
+
+ sha1_csum ((unsigned char *) data, len, (unsigned char *)output);
+
+ if (docheck == 2) {
+ for (i = 0; i < 20 ; i++) {
+ printf("%02X ", output[i]);
+ }
+ printf("\n");
+ }
+ if (docheck == 1) {
+ for (i = 0; i < 20 ; i++) {
+ if (org[i] != output[i]) return 1;
+ }
+ }
+ return 0;
+}
+
+/*************************************************************************
+ * do some checks after the SHA1 checksum from the U-Boot Image was
+ * calculated.
+ *
+ ************************************************************************/
+static void pcs440ep_checksha1 (void)
+{
+ int ret;
+ char *cs_test;
+
+ status_led_set (0, STATUS_LED_OFF);
+ status_led_set (1, STATUS_LED_OFF);
+ status_led_set (2, STATUS_LED_ON);
+ ret = pcs440ep_sha1 (1);
+ if (ret == 0) return;
+
+ if ((cs_test = getenv ("cs_test")) == NULL) {
+ /* Env doesnt exist -> hang */
+ status_led_blink ();
+ /* here we do this "handy" because we have no interrupts
+ at this time */
+ puts ("### SHA1 ERROR ### Please RESET the board ###\n");
+ for (;;) {
+ __led_toggle (2);
+ udelay (100000);
+ }
+ }
+
+ if (strncmp (cs_test, "off", 3) == 0) {
+ printf ("SHA1 U-Boot sum NOT ok!\n");
+ setenv ("bootdelay", "-1");
+ }
+}
+#else
+static __inline__ void pcs440ep_checksha1 (void) { do {} while (0);}
+#endif
+
+int misc_init_r (void)
+{
+ uint pbcr;
+ int size_val = 0;
+
+ load_ethaddr();
+
+ /* Re-do sizing to get full correct info */
+ mtdcr(EBC0_CFGADDR, PB0CR);
+ pbcr = mfdcr(EBC0_CFGDATA);
+ switch (gd->bd->bi_flashsize) {
+ case 1 << 20:
+ size_val = 0;
+ break;
+ case 2 << 20:
+ size_val = 1;
+ break;
+ case 4 << 20:
+ size_val = 2;
+ break;
+ case 8 << 20:
+ size_val = 3;
+ break;
+ case 16 << 20:
+ size_val = 4;
+ break;
+ case 32 << 20:
+ size_val = 5;
+ break;
+ case 64 << 20:
+ size_val = 6;
+ break;
+ case 128 << 20:
+ size_val = 7;
+ break;
+ }
+ pbcr = (pbcr & 0x0001ffff) | gd->bd->bi_flashstart | (size_val << 17);
+ mtdcr(EBC0_CFGADDR, PB0CR);
+ mtdcr(EBC0_CFGDATA, pbcr);
+
+ /* adjust flash start and offset */
+ gd->bd->bi_flashstart = 0 - gd->bd->bi_flashsize;
+ gd->bd->bi_flashoffset = 0;
+
+ /* Monitor protection ON by default */
+ (void)flash_protect(FLAG_PROTECT_SET,
+ -CONFIG_SYS_MONITOR_LEN,
+ 0xffffffff,
+ &flash_info[1]);
+
+ /* Env protection ON by default */
+ (void)flash_protect(FLAG_PROTECT_SET,
+ CONFIG_ENV_ADDR_REDUND,
+ CONFIG_ENV_ADDR_REDUND + 2*CONFIG_ENV_SECT_SIZE - 1,
+ &flash_info[1]);
+
+ pcs440ep_readinputs ();
+ pcs440ep_checksha1 ();
+#ifdef CONFIG_PREBOOT
+ {
+ struct kbd_data_t kbd_data;
+ /* Decode keys */
+ char *str = strdup (key_match (get_keys (&kbd_data)));
+ /* Set or delete definition */
+ setenv ("preboot", str);
+ free (str);
+ }
+#endif /* CONFIG_PREBOOT */
+ return 0;
+}
+
+int checkboard(void)
+{
+ char *s = getenv("serial#");
+
+ printf("Board: PCS440EP");
+ if (s != NULL) {
+ puts(", serial# ");
+ puts(s);
+ }
+ putc('\n');
+
+ return (0);
+}
+
+void spd_ddr_init_hang (void)
+{
+ status_led_set (0, STATUS_LED_OFF);
+ status_led_set (1, STATUS_LED_ON);
+ /* we cannot use hang() because we are still running from
+ Flash, and so the status_led driver is not initialized */
+ puts ("### SDRAM ERROR ### Please RESET the board ###\n");
+ for (;;) {
+ __led_toggle (4);
+ udelay (100000);
+ }
+}
+
+phys_size_t initdram (int board_type)
+{
+ long dram_size = 0;
+
+ status_led_set (0, STATUS_LED_ON);
+ status_led_set (1, STATUS_LED_OFF);
+ dram_size = spd_sdram();
+ status_led_set (0, STATUS_LED_OFF);
+ status_led_set (1, STATUS_LED_ON);
+ if (dram_size == 0) {
+ hang();
+ }
+
+ return dram_size;
+}
+
+/*************************************************************************
+ * hw_watchdog_reset
+ *
+ * This routine is called to reset (keep alive) the watchdog timer
+ *
+ ************************************************************************/
+#if defined(CONFIG_HW_WATCHDOG)
+void hw_watchdog_reset(void)
+{
+
+}
+#endif
+
+/*************************************************************************
+ * "led" Commando for the U-Boot shell
+ *
+ ************************************************************************/
+int do_led (cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
+{
+ int rcode = 0, i;
+ ulong pattern = 0;
+
+ pattern = simple_strtoul (argv[1], NULL, 16);
+ if (pattern > 0x400) {
+ int val = GET_LEDS;
+ printf ("led: %x\n", val);
+ return rcode;
+ }
+ if (pattern > 0x200) {
+ status_led_blink ();
+ hang ();
+ return rcode;
+ }
+ if (pattern > 0x100) {
+ status_led_blink ();
+ return rcode;
+ }
+ pattern &= 0x0f;
+ for (i = 0; i < 4; i++) {
+ if (pattern & 0x01) status_led_set (i, STATUS_LED_ON);
+ else status_led_set (i, STATUS_LED_OFF);
+ pattern = pattern >> 1;
+ }
+ return rcode;
+}
+
+U_BOOT_CMD(
+ led, 2, 1, do_led,
+ "set the DIAG-LED",
+ "[bitmask] 0x01 = DIAG 1 on\n"
+ " 0x02 = DIAG 2 on\n"
+ " 0x04 = DIAG 3 on\n"
+ " 0x08 = DIAG 4 on\n"
+ " > 0x100 set the LED, who are on, to state blinking"
+);
+
+#if defined(CONFIG_SHA1_CHECK_UB_IMG)
+/*************************************************************************
+ * "sha1" Commando for the U-Boot shell
+ *
+ ************************************************************************/
+int do_sha1 (cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
+{
+ int rcode = -1;
+
+ if (argc < 2) {
+usage:
+ return cmd_usage(cmdtp);
+ }
+
+ if (argc >= 3) {
+ unsigned char *data;
+ unsigned char output[20];
+ int len;
+ int i;
+
+ data = (unsigned char *)simple_strtoul (argv[1], NULL, 16);
+ len = simple_strtoul (argv[2], NULL, 16);
+ sha1_csum (data, len, (unsigned char *)output);
+ printf ("U-Boot sum:\n");
+ for (i = 0; i < 20 ; i++) {
+ printf ("%02X ", output[i]);
+ }
+ printf ("\n");
+ if (argc == 4) {
+ data = (unsigned char *)simple_strtoul (argv[3], NULL, 16);
+ memcpy (data, output, 20);
+ }
+ return 0;
+ }
+ if (argc == 2) {
+ char *ptr = argv[1];
+ if (*ptr != '-') goto usage;
+ ptr++;
+ if ((*ptr == 'c') || (*ptr == 'C')) {
+ rcode = pcs440ep_sha1 (1);
+ printf ("SHA1 U-Boot sum %sok!\n", (rcode != 0) ? "not " : "");
+ } else if ((*ptr == 'p') || (*ptr == 'P')) {
+ rcode = pcs440ep_sha1 (2);
+ } else {
+ rcode = pcs440ep_sha1 (0);
+ }
+ return rcode;
+ }
+ return rcode;
+}
+
+U_BOOT_CMD(
+ sha1, 4, 1, do_sha1,
+ "calculate the SHA1 Sum",
+ "address len [addr] calculate the SHA1 sum [save at addr]\n"
+ " -p calculate the SHA1 sum from the U-Boot image in flash and print\n"
+ " -c check the U-Boot image in flash"
+);
+#endif
+
+#if defined (CONFIG_CMD_IDE)
+/* These addresses need to be shifted one place to the left
+ * ( bus per_addr 20 -30 is connectsd on CF bus A10-A0)
+ * These values are shifted
+ */
+extern ulong *ide_bus_offset;
+void inline ide_outb(int dev, int port, unsigned char val)
+{
+ debug ("ide_outb (dev= %d, port= 0x%x, val= 0x%02x) : @ 0x%08lx\n",
+ dev, port, val, (ATA_CURR_BASE(dev)+port));
+
+ out_be16((u16 *)(ATA_CURR_BASE(dev)+(port << 1)), val);
+}
+unsigned char inline ide_inb(int dev, int port)
+{
+ uchar val;
+ val = in_be16((u16 *)(ATA_CURR_BASE(dev)+(port << 1)));
+ debug ("ide_inb (dev= %d, port= 0x%x) : @ 0x%08lx -> 0x%02x\n",
+ dev, port, (ATA_CURR_BASE(dev)+port), val);
+ return (val);
+}
+#endif
+
+#ifdef CONFIG_IDE_PREINIT
+int ide_preinit (void)
+{
+ /* Set True IDE Mode */
+ out32 (GPIO0_OR, (in32 (GPIO0_OR) | 0x00100000));
+ out32 (GPIO0_OR, (in32 (GPIO0_OR) | 0x00200000));
+ out32 (GPIO1_OR, (in32 (GPIO1_OR) & ~0x00008040));
+ udelay (100000);
+ return 0;
+}
+#endif
+
+#if defined (CONFIG_CMD_IDE) && defined (CONFIG_IDE_RESET)
+void ide_set_reset (int idereset)
+{
+ debug ("ide_reset(%d)\n", idereset);
+ if (idereset == 0) {
+ out32 (GPIO0_OR, (in32 (GPIO0_OR) | 0x00200000));
+ } else {
+ out32 (GPIO0_OR, (in32 (GPIO0_OR) & ~0x00200000));
+ }
+ udelay (10000);
+}
+#endif /* defined (CONFIG_CMD_IDE) && defined (CONFIG_IDE_RESET) */