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-rw-r--r--board/mvblue/Makefile41
-rw-r--r--board/mvblue/config.mk26
-rw-r--r--board/mvblue/flash.c583
-rw-r--r--board/mvblue/mvblue.c253
-rw-r--r--board/mvblue/u-boot.lds133
5 files changed, 1036 insertions, 0 deletions
diff --git a/board/mvblue/Makefile b/board/mvblue/Makefile
new file mode 100644
index 0000000..24dc026
--- /dev/null
+++ b/board/mvblue/Makefile
@@ -0,0 +1,41 @@
+#
+# (C) Copyright 2001
+# 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 $(TOPDIR)/config.mk
+
+LIB = lib$(BOARD).a
+
+OBJS = $(BOARD).o flash.o
+SOBJS =
+
+$(LIB): .depend $(OBJS) $(SOBJS)
+ $(AR) crv $@ $(OBJS)
+
+#########################################################################
+
+.depend: Makefile $(SOBJS:.o=.S) $(OBJS:.o=.c)
+ $(CC) -M $(CFLAGS) $(SOBJS:.o=.S) $(OBJS:.o=.c) > $@
+
+sinclude .depend
+
+#########################################################################
diff --git a/board/mvblue/config.mk b/board/mvblue/config.mk
new file mode 100644
index 0000000..6e0ce4e
--- /dev/null
+++ b/board/mvblue/config.mk
@@ -0,0 +1,26 @@
+#
+# (C) Copyright 2001-2003
+# Wolfgang Denk, DENX Software Engineering, wd@denx.de.
+#
+# See file CREDITS for list of people who contributed to this
+# project.
+#
+# This program is free software; you can redistribute it and/or
+# modify it under the terms of the GNU General Public License as
+# published by the Free Software Foundation; either version 2 of
+# the License, or (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+# MA 02111-1307 USA
+#
+
+TEXT_BASE = 0xFFF00000
+
+PLATFORM_CPPFLAGS += -DTEXT_BASE=$(TEXT_BASE)
diff --git a/board/mvblue/flash.c b/board/mvblue/flash.c
new file mode 100644
index 0000000..8df573a
--- /dev/null
+++ b/board/mvblue/flash.c
@@ -0,0 +1,583 @@
+/*
+ * (C) Copyright 2000
+ * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
+ * (C) Copyright 2001-2003
+ *
+ * Changes for MATRIX Vision mvBLUE devices
+ * MATRIX Vision GmbH / hg,as info@matrix-vision.de
+ *
+ * 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 <mpc824x.h>
+
+#if 0
+ #define mvdebug(p) printf ##p
+#else
+ #define mvdebug(p)
+#endif
+
+flash_info_t flash_info[CFG_MAX_FLASH_BANKS];
+
+#define FLASH_BUS_WIDTH 8
+
+#if (FLASH_BUS_WIDTH==32)
+ #define FLASH_DATA_MASK 0xffffffff
+ #define FLASH_SHIFT 1
+ #define FDT vu_long
+#elif (FLASH_BUS_WIDTH==16)
+ #define FLASH_DATA_MASK 0xff
+ #define FLASH_SHIFT 0
+ #define FDT vu_short
+#elif (FLASH_BUS_WIDTH==8)
+ #define FLASH_DATA_MASK 0xff
+ #define FLASH_SHIFT 0
+ #define FDT vu_char
+#else
+ #error FLASH_BUS_WIDTH undefined
+#endif
+
+/*-----------------------------------------------------------------------
+ * Functions
+ */
+static ulong flash_get_size (vu_long *address, 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)
+{
+ unsigned long size_b0;
+ int i;
+
+ for (i=0; i<CFG_MAX_FLASH_BANKS; ++i) {
+ flash_info[i].flash_id = FLASH_UNKNOWN;
+ }
+
+ size_b0 = flash_get_size((vu_long *)0xffc00000, &flash_info[0]);
+
+ if (flash_info[0].flash_id == FLASH_UNKNOWN) {
+ printf ("## Unknown FLASH : Size = 0x%08lx = %ld MB\n",
+ size_b0, size_b0<<20);
+ }
+
+ flash_get_offsets (0xffc00000, &flash_info[0]);
+ flash_info[0].size = size_b0;
+
+ /* monitor protection OFF by default */
+ flash_protect ( FLAG_PROTECT_CLEAR, 0xffc00000, 0x2000, flash_info );
+
+ return size_b0;
+}
+
+/*-----------------------------------------------------------------------
+ */
+static void flash_get_offsets (ulong base, flash_info_t *info)
+{
+ int i;
+
+ /* set up sector start address table */
+ if (info->flash_id & FLASH_BTYPE)
+ { /* bottom boot sector types - these are the useful ones! */
+ /* set sector offsets for bottom boot block type */
+ if ((info->flash_id & FLASH_TYPEMASK) == FLASH_AM320B)
+ { /* AMDLV320B has 8 x 8k bottom boot sectors */
+ for (i = 0; i < 8; i++) /* +8k */
+ info->start[i] = base + (i * (0x00002000 << FLASH_SHIFT));
+ for (; i < info->sector_count; i++) /* +64k */
+ info->start[i] = base + (i * (0x00010000 << FLASH_SHIFT)) - (0x00070000 << FLASH_SHIFT);
+ }
+ else
+ { /* other types have 4 bottom boot sectors (16,8,8,32) */
+ i = 0;
+ info->start[i++] = base + 0x00000000; /* - */
+ info->start[i++] = base + (0x00004000 << FLASH_SHIFT); /* +16k */
+ info->start[i++] = base + (0x00006000 << FLASH_SHIFT); /* +8k */
+ info->start[i++] = base + (0x00008000 << FLASH_SHIFT); /* +8k */
+ info->start[i++] = base + (0x00010000 << FLASH_SHIFT); /* +32k */
+ for (; i < info->sector_count; i++) /* +64k */
+ info->start[i] = base + (i * (0x00010000 << FLASH_SHIFT)) - (0x00030000 << FLASH_SHIFT);
+ }
+ }
+ else
+ { /* top boot sector types - not so useful */
+ /* set sector offsets for top boot block type */
+ if ((info->flash_id & FLASH_TYPEMASK) == FLASH_AM320T)
+ { /* AMDLV320T has 8 x 8k top boot sectors */
+ for (i = 0; i < info->sector_count - 8; i++) /* +64k */
+ info->start[i] = base + (i * (0x00010000 << FLASH_SHIFT));
+ for (; i < info->sector_count; i++) /* +8k */
+ info->start[i] = base + (i * (0x00002000 << FLASH_SHIFT));
+ }
+ else
+ { /* other types have 4 top boot sectors (32,8,8,16) */
+ for (i = 0; i < info->sector_count - 4; i++) /* +64k */
+ info->start[i] = base + (i * (0x00010000 << FLASH_SHIFT));
+
+ info->start[i++] = base + info->size - (0x00010000 << FLASH_SHIFT); /* -32k */
+ info->start[i++] = base + info->size - (0x00008000 << FLASH_SHIFT); /* -8k */
+ info->start[i++] = base + info->size - (0x00006000 << FLASH_SHIFT); /* -8k */
+ info->start[i] = base + info->size - (0x00004000 << FLASH_SHIFT); /* -16k */
+ }
+ }
+}
+
+/*-----------------------------------------------------------------------
+ */
+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_STM: printf ("ST "); break;
+ default: printf ("Unknown Vendor "); break;
+ }
+
+ switch (info->flash_id & FLASH_TYPEMASK) {
+ 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_STMW320DB: printf ("M29W320B (32 Mbit, bottom boot sect)\n");
+ break;
+ case FLASH_STMW320DT: printf ("M29W320T (32 Mbit, top boot sector)\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");
+}
+
+/*
+ * The following code cannot be run from FLASH!
+ */
+
+#define AMD_ID_LV160T_MVS (AMD_ID_LV160T & FLASH_DATA_MASK)
+#define AMD_ID_LV160B_MVS (AMD_ID_LV160B & FLASH_DATA_MASK)
+#define AMD_ID_LV320T_MVS (AMD_ID_LV320T & FLASH_DATA_MASK)
+#define AMD_ID_LV320B_MVS (AMD_ID_LV320B & FLASH_DATA_MASK)
+#define STM_ID_W320DT_MVS (STM_ID_29W320DT & FLASH_DATA_MASK)
+#define STM_ID_W320DB_MVS (STM_ID_29W320DB & FLASH_DATA_MASK)
+#define AMD_MANUFACT_MVS (AMD_MANUFACT & FLASH_DATA_MASK)
+#define FUJ_MANUFACT_MVS (FUJ_MANUFACT & FLASH_DATA_MASK)
+#define STM_MANUFACT_MVS (STM_MANUFACT & FLASH_DATA_MASK)
+
+#if (FLASH_BUS_WIDTH >= 16)
+ #define AUTOSELECT_ADDR1 0x0555
+ #define AUTOSELECT_ADDR2 0x02AA
+ #define AUTOSELECT_ADDR3 AUTOSELECT_ADDR1
+#else
+ #define AUTOSELECT_ADDR1 0x0AAA
+ #define AUTOSELECT_ADDR2 0x0555
+ #define AUTOSELECT_ADDR3 AUTOSELECT_ADDR1
+#endif
+
+#define AUTOSELECT_DATA1 (0x00AA00AA & FLASH_DATA_MASK)
+#define AUTOSELECT_DATA2 (0x00550055 & FLASH_DATA_MASK)
+#define AUTOSELECT_DATA3 (0x00900090 & FLASH_DATA_MASK)
+
+#define RESET_BANK_DATA (0x00F000F0 & FLASH_DATA_MASK)
+
+
+static ulong flash_get_size (vu_long *address, flash_info_t *info)
+{
+ short i;
+ FDT value;
+ FDT *addr = (FDT *)address;
+
+ ulong base = (ulong)address;
+ addr[AUTOSELECT_ADDR1] = AUTOSELECT_DATA1;
+ addr[AUTOSELECT_ADDR2] = AUTOSELECT_DATA2;
+ addr[AUTOSELECT_ADDR3] = AUTOSELECT_DATA3;
+ __asm__ __volatile__("sync");
+
+ udelay(180);
+
+ value = addr[0]; /* manufacturer ID */
+ switch (value) {
+ case AMD_MANUFACT_MVS:
+ info->flash_id = FLASH_MAN_AMD;
+ break;
+ case FUJ_MANUFACT_MVS:
+ info->flash_id = FLASH_MAN_FUJ;
+ break;
+ case STM_MANUFACT_MVS:
+ 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 */
+ }
+#if (FLASH_BUS_WIDTH >= 16)
+ value = addr[1]; /* device ID */
+#else
+ value = addr[2]; /* device ID */
+#endif
+
+ switch (value) {
+ case AMD_ID_LV160T_MVS:
+ info->flash_id += FLASH_AM160T;
+ info->sector_count = 37;
+ info->size = (0x00200000 << FLASH_SHIFT);
+ break; /* => 2 or 4 MB */
+
+ case AMD_ID_LV160B_MVS:
+ info->flash_id += FLASH_AM160B;
+ info->sector_count = 37;
+ info->size = (0x00200000 << FLASH_SHIFT);
+ break; /* => 2 or 4 MB */
+
+ case AMD_ID_LV320T_MVS:
+ info->flash_id += FLASH_AM320T;
+ info->sector_count = 71;
+ info->size = (0x00400000 << FLASH_SHIFT);
+ break; /* => 4 or 8 MB */
+
+ case AMD_ID_LV320B_MVS:
+ info->flash_id += FLASH_AM320B;
+ info->sector_count = 71;
+ info->size = (0x00400000 << FLASH_SHIFT);
+ break; /* => 4 or 8MB */
+
+ case STM_ID_W320DT_MVS:
+ info->flash_id += FLASH_STMW320DT;
+ info->sector_count = 67;
+ info->size = (0x00400000 << FLASH_SHIFT);
+ break; /* => 4 or 8 MB */
+
+ case STM_ID_W320DB_MVS:
+ info->flash_id += FLASH_STMW320DB;
+ info->sector_count = 67;
+ info->size = (0x00400000 << FLASH_SHIFT);
+ break; /* => 4 or 8MB */
+
+ default:
+ info->flash_id = FLASH_UNKNOWN;
+ return (0); /* => no or unknown flash */
+
+ }
+
+ /* set up sector start address table */
+ flash_get_offsets (base, info);
+
+ /* 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 */
+ addr = (FDT *)(info->start[i]);
+ info->protect[i] = addr[2] & 1;
+ }
+
+ /*
+ * Prevent writes to uninitialized FLASH.
+ */
+ if (info->flash_id != FLASH_UNKNOWN) {
+ addr = (FDT *)info->start[0];
+ *addr = RESET_BANK_DATA; /* reset bank */
+ }
+ return (info->size);
+}
+
+
+/*-----------------------------------------------------------------------
+ */
+
+#if (FLASH_BUS_WIDTH >= 16)
+ #define ERASE_ADDR1 0x0555
+ #define ERASE_ADDR2 0x02AA
+#else
+ #define ERASE_ADDR1 0x0AAA
+ #define ERASE_ADDR2 0x0555
+#endif
+
+#define ERASE_ADDR3 ERASE_ADDR1
+#define ERASE_ADDR4 ERASE_ADDR1
+#define ERASE_ADDR5 ERASE_ADDR2
+
+#define ERASE_DATA1 (0x00AA00AA & FLASH_DATA_MASK)
+#define ERASE_DATA2 (0x00550055 & FLASH_DATA_MASK)
+#define ERASE_DATA3 (0x00800080 & FLASH_DATA_MASK)
+#define ERASE_DATA4 ERASE_DATA1
+#define ERASE_DATA5 ERASE_DATA2
+
+#define ERASE_SECTOR_DATA (0x00300030 & FLASH_DATA_MASK)
+#define ERASE_CHIP_DATA (0x00100010 & FLASH_DATA_MASK)
+#define ERASE_CONFIRM_DATA (0x00800080 & FLASH_DATA_MASK)
+
+int flash_erase (flash_info_t *info, int s_first, int s_last)
+{
+ FDT *addr = (FDT *)(info->start[0]);
+
+ int prot, sect, l_sect, flag;
+ ulong start, now, last;
+
+ __asm__ __volatile__ ("sync");
+ addr[0] = 0xf0;
+ udelay(1000);
+
+ printf("\nflash_erase: first = %d @ 0x%08lx\n", s_first, info->start[s_first] );
+ printf(" last = %d @ 0x%08lx\n", s_last , info->start[s_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) || (info->flash_id > FLASH_AMD_COMP)) {
+ printf ("Can't erase unknown flash type %08lx - aborted\n", info->flash_id);
+ 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();
+
+ addr[ERASE_ADDR1] = ERASE_DATA1;
+ addr[ERASE_ADDR2] = ERASE_DATA2;
+ addr[ERASE_ADDR3] = ERASE_DATA3;
+ addr[ERASE_ADDR4] = ERASE_DATA4;
+ addr[ERASE_ADDR5] = ERASE_DATA5;
+
+ for (sect = s_first; sect <= s_last; sect++) {
+ if (info->protect[sect] == 0) {
+ addr = (FDT *)(info->start[sect]);
+ addr[0] = ERASE_SECTOR_DATA;
+ l_sect = sect;
+ }
+ }
+
+ if (flag)
+ enable_interrupts();
+
+ /*
+ * We wait for the last triggered sector
+ */
+ if (l_sect < 0)
+ goto DONE;
+
+ start = get_timer (0);
+ last = start;
+ addr = (FDT *)(info->start[l_sect]);
+
+ while ((addr[0] & ERASE_CONFIRM_DATA) != ERASE_CONFIRM_DATA) {
+ if ((now = get_timer(start)) > CFG_FLASH_ERASE_TOUT) {
+ printf ("Timeout\n");
+ return 1;
+ }
+ /* show that we're waiting */
+ if ((now - last) > 1000) { /* every second */
+ putc ('.');
+ last = now;
+ }
+ }
+
+DONE:
+ 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)
+{
+#define BUFF_INC 4
+ ulong cp, wp, data;
+ int i, l, rc;
+
+ mvdebug (("+write_buff %p ==> 0x%08lx, count = 0x%08lx\n", src, addr, cnt));
+
+ wp = (addr & ~3); /* get lower word aligned address */
+ /*
+ * handle unaligned start bytes
+ */
+ if ((l = addr - wp) != 0) {
+ mvdebug ((" handle unaligned start bytes (cnt = 0x%08lx)\n", cnt));
+ data = 0;
+ for (i=0, cp=wp; i<l; ++i, ++cp) {
+ data = (data << 8) | (*(uchar *)cp);
+ }
+ for (; i<BUFF_INC && cnt>0; ++i) {
+ data = (data << 8) | *src++;
+ --cnt;
+ ++cp;
+ }
+ for (; cnt==0 && i<BUFF_INC; ++i, ++cp) {
+ data = (data << 8) | (*(uchar *)cp);
+ }
+
+ if ((rc = write_word(info, wp, data)) != 0) {
+ return (rc);
+ }
+ wp += BUFF_INC;
+ }
+
+ /*
+ * handle (half)word aligned part
+ */
+ mvdebug ((" handle word aligned part (cnt = 0x%08lx)\n", cnt));
+ while (cnt >= BUFF_INC) {
+ data = 0;
+ for (i=0; i<BUFF_INC; ++i) {
+ data = (data << 8) | *src++;
+ }
+ if ((rc = write_word(info, wp, data)) != 0) {
+ return (rc);
+ }
+ wp += BUFF_INC;
+ cnt -= BUFF_INC;
+ }
+
+ if (cnt == 0) {
+ return (0);
+ }
+
+ /*
+ * handle unaligned tail bytes
+ */
+ mvdebug ((" handle unaligned tail bytes (cnt = 0x%08lx)\n", cnt));
+ data = 0;
+ for (i=0, cp=wp; i<BUFF_INC && cnt>0; ++i, ++cp) {
+ data = (data << 8) | *src++;
+ --cnt;
+ }
+ for (; i<BUFF_INC; ++i, ++cp) {
+ data = (data << 8) | (*(uchar *)cp);
+ }
+
+ return (write_word(info, wp, data));
+}
+
+#if (FLASH_BUS_WIDTH >= 16)
+ #define WRITE_ADDR1 0x0555
+ #define WRITE_ADDR2 0x02AA
+#else
+ #define WRITE_ADDR1 0x0AAA
+ #define WRITE_ADDR2 0x0555
+ #define WRITE_ADDR3 WRITE_ADDR1
+#endif
+
+#define WRITE_DATA1 (0x00AA00AA & FLASH_DATA_MASK)
+#define WRITE_DATA2 (0x00550055 & FLASH_DATA_MASK)
+#define WRITE_DATA3 (0x00A000A0 & FLASH_DATA_MASK)
+
+#define WRITE_CONFIRM_DATA ERASE_CONFIRM_DATA
+
+/*-----------------------------------------------------------------------
+ * Write a byte to Flash, returns:
+ * 0 - OK
+ * 1 - write timeout
+ * 2 - Flash not erased
+ */
+static int write_char (flash_info_t *info, ulong dest, uchar data)
+{
+ vu_char *addr = (vu_char *)(info->start[0]);
+ ulong start;
+ int flag;
+
+ /* Check if Flash is (sufficiently) erased */
+ if ((*((vu_char *)dest) & data) != data) {
+ printf(" *** ERROR: Flash not erased !\n");
+ return (2);
+ }
+ flag = disable_interrupts();
+
+ addr[WRITE_ADDR1] = WRITE_DATA1;
+ addr[WRITE_ADDR2] = WRITE_DATA2;
+ addr[WRITE_ADDR3] = WRITE_DATA3;
+ *((vu_char *)dest) = data;
+
+ if (flag)
+ enable_interrupts();
+
+ /* data polling for D7 */
+ start = get_timer (0);
+ addr = (vu_char *)dest;
+ while (( (*addr) & WRITE_CONFIRM_DATA) != (data & WRITE_CONFIRM_DATA)) {
+ if (get_timer(start) > CFG_FLASH_WRITE_TOUT) {
+ printf(" *** ERROR: Flash write timeout !");
+ return (1);
+ }
+ }
+ mvdebug (("-write_byte\n"));
+ return (0);
+}
+
+/*-----------------------------------------------------------------------
+ * 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)
+{
+ int i,
+ result = 0;
+
+ mvdebug (("+write_word : 0x%08lx @ 0x%08lx\n", data, dest));
+ for ( i=0; (i < 4) && (result == 0); i++, dest+=1 )
+ result = write_char (info, dest, (data >> (8*(3-i))) & 0xff );
+ mvdebug (("-write_word\n"));
+ return result;
+}
+/*---------------------------------------------------------------- */
diff --git a/board/mvblue/mvblue.c b/board/mvblue/mvblue.c
new file mode 100644
index 0000000..6827a23
--- /dev/null
+++ b/board/mvblue/mvblue.c
@@ -0,0 +1,253 @@
+/*
+ * GNU General Public License for more details.
+ *
+ * MATRIX Vision GmbH / June 2002-Nov 2003
+ * Andre Schwarz
+ */
+
+#include <common.h>
+#include <mpc824x.h>
+#include <asm/io.h>
+#include <ns16550.h>
+
+#ifdef CONFIG_PCI
+ #include <pci.h>
+#endif
+
+u32 get_BoardType(void);
+
+#define PCI_CONFIG(b,d,f,r) cpu_to_le32(0x80000000 | ((b&0xff)<<16) \
+ | ((d&0x1f)<<11) \
+ | ((f&0x7)<<7) \
+ | (r&0xfc) )
+
+int mv_pci_read( int bus, int dev, int func, int reg )
+{
+ *(u32*)(0xfec00cf8) = PCI_CONFIG(bus,dev,func,reg);
+ asm("sync");
+ return cpu_to_le32( *(u32*)(0xfee00cfc) );
+}
+u32 get_BoardType() {
+ return ( mv_pci_read(0,0xe,0,0) == 0x06801095 ? 0 : 1 );
+}
+
+void init_2nd_DUART(void)
+{
+ NS16550_t console = (NS16550_t)CFG_NS16550_COM2;
+ int clock_divisor = CFG_NS16550_CLK / 16 / CONFIG_BAUDRATE;
+ *(u8*)(0xfc004511) = 0x1;
+ NS16550_init(console, clock_divisor);
+}
+void hw_watchdog_reset(void)
+{
+ if (get_BoardType() == 0 ) {
+ *(u32*)(0xff000005) = 0;
+ asm("sync");
+ }
+}
+int checkboard (void)
+{
+ DECLARE_GLOBAL_DATA_PTR;
+ ulong busfreq = get_bus_freq(0);
+ char buf[32];
+ u32 BoardType = get_BoardType();
+ char *BoardName[2] = { "mvBlueBOX", "mvBlueLYNX" };
+ char *p;
+ bd_t *bd = gd->bd;
+
+ hw_watchdog_reset();
+
+ printf("U-Boot (%s) running on mvBLUE device.\n", MV_VERSION);
+ printf(" Found %s running at %s MHz memory clock.\n", BoardName[BoardType], strmhz(buf, busfreq) );
+
+ init_2nd_DUART();
+
+ if ( (p = getenv("console_nr")) != NULL ) {
+ unsigned long con_nr = simple_strtoul( p, NULL, 10) & 3;
+ bd->bi_baudrate &= ~3;
+ bd->bi_baudrate |= con_nr & 3;
+ }
+ return 0;
+}
+
+long int initdram (int board_type)
+{
+ int i, cnt;
+ volatile uchar * base= CFG_SDRAM_BASE;
+ volatile ulong * addr;
+ ulong save[32];
+ ulong val, ret = 0;
+
+ for (i=0, cnt=(CFG_MAX_RAM_SIZE / sizeof(long)) >> 1; cnt > 0; cnt >>= 1) {
+ addr = (volatile ulong *)base + cnt;
+ save[i++] = *addr;
+ *addr = ~cnt;
+ }
+
+ addr = (volatile ulong *)base;
+ save[i] = *addr;
+ *addr = 0;
+
+ if (*addr != 0) {
+ *addr = save[i];
+ goto Done;
+ }
+
+ for (cnt = 1; cnt <= CFG_MAX_RAM_SIZE / sizeof(long); cnt <<= 1) {
+ addr = (volatile ulong *)base + cnt;
+ val = *addr;
+ *addr = save[--i];
+ if (val != ~cnt) {
+ ulong new_bank0_end = cnt * sizeof(long) - 1;
+ ulong mear1 = mpc824x_mpc107_getreg(MEAR1);
+ ulong emear1 = mpc824x_mpc107_getreg(EMEAR1);
+ mear1 = (mear1 & 0xFFFFFF00) |
+ ((new_bank0_end & MICR_ADDR_MASK) >> MICR_ADDR_SHIFT);
+ emear1 = (emear1 & 0xFFFFFF00) |
+ ((new_bank0_end & MICR_ADDR_MASK) >> MICR_EADDR_SHIFT);
+ mpc824x_mpc107_setreg(MEAR1, mear1);
+ mpc824x_mpc107_setreg(EMEAR1, emear1);
+ ret = cnt * sizeof(long);
+ goto Done;
+ }
+ }
+
+ ret = CFG_MAX_RAM_SIZE;
+Done:
+ return ret;
+}
+
+/* ------------------------------------------------------------------------- */
+u8 *dhcp_vendorex_prep(u8 *e)
+{
+char *ptr;
+
+ /* DHCP vendor-class-identifier = 60 */
+ if ((ptr = getenv("dhcp_vendor-class-identifier"))) {
+ *e++ = 60;
+ *e++ = strlen(ptr);
+ while (*ptr)
+ *e++ = *ptr++;
+ }
+ /* my DHCP_CLIENT_IDENTIFIER = 61 */
+ if ((ptr = getenv("dhcp_client_id"))) {
+ *e++ = 61;
+ *e++ = strlen(ptr);
+ while (*ptr)
+ *e++ = *ptr++;
+ }
+ return e;
+}
+u8 *dhcp_vendorex_proc(u8 *popt)
+{
+ return NULL;
+}
+/* ------------------------------------------------------------------------- */
+
+/*
+ * Initialize PCI Devices
+ */
+#ifdef CONFIG_PCI
+void pci_mvblue_clear_base( struct pci_controller *hose, pci_dev_t dev )
+{
+ u32 cnt;
+ printf("clear base @ dev/func 0x%02x/0x%02x ... ", PCI_DEV(dev), PCI_FUNC(dev) );
+ for( cnt = 0; cnt < 6; cnt++ )
+ pci_hose_write_config_dword( hose, dev, 0x10 + (4*cnt), 0x0 );
+ printf("done\n");
+}
+
+void duart_setup( u32 base, u16 divisor )
+{
+ printf("duart setup ...");
+ out_8( (u8*)( CFG_ISA_IO+base+3), 0x80);
+ out_8( (u8*)( CFG_ISA_IO+base+0), divisor & 0xff);
+ out_8( (u8*)( CFG_ISA_IO+base+1), divisor >> 8 );
+ out_8( (u8*)( CFG_ISA_IO+base+3), 0x03);
+ out_8( (u8*)( CFG_ISA_IO+base+4), 0x03);
+ out_8( (u8*)( CFG_ISA_IO+base+2), 0x07);
+ printf("done\n");
+}
+
+void pci_mvblue_fixup_irq_behind_bridge( struct pci_controller *hose, pci_dev_t bridge, unsigned char irq)
+{
+ pci_dev_t d;
+ unsigned char bus;
+ unsigned short vendor,
+ class;
+
+ pci_hose_read_config_byte( hose, bridge, PCI_SECONDARY_BUS, &bus );
+ for (d = PCI_BDF(bus,0,0);
+ d < PCI_BDF(bus,PCI_MAX_PCI_DEVICES-1,PCI_MAX_PCI_FUNCTIONS-1);
+ d += PCI_BDF(0,0,1))
+ {
+ pci_hose_read_config_word(hose, d, PCI_VENDOR_ID, &vendor);
+ if (vendor != 0xffff && vendor != 0x0000)
+ {
+ pci_hose_read_config_word( hose, d, PCI_CLASS_DEVICE, &class );
+ if ( class == PCI_CLASS_BRIDGE_PCI )
+ pci_mvblue_fixup_irq_behind_bridge( hose, d, irq );
+ else
+ pci_hose_write_config_byte( hose, d, PCI_INTERRUPT_LINE, irq );
+ }
+ }
+}
+
+#define MV_MAX_PCI_BUSSES 3
+#define SLOT0_IRQ 3
+#define SLOT1_IRQ 4
+void pci_mvblue_fixup_irq(struct pci_controller *hose, pci_dev_t dev)
+{
+ unsigned char line=0xff;
+ unsigned short class;
+
+ if( PCI_BUS(dev) == 0 ) {
+ switch(PCI_DEV(dev)) {
+ case 0xd:
+ if ( get_BoardType() == 0 ) {
+ line = 1;
+ } else
+ /* mvBL */
+ line = 2;
+ break;
+ case 0xe:
+ /* mvBB: IDE */
+ line = 2;
+ pci_hose_write_config_byte(hose, dev, 0x8a, 0x20 );
+ break;
+ case 0xf:
+ /* mvBB: Slot0 (Grabber) */
+ pci_hose_read_config_word( hose, dev, PCI_CLASS_DEVICE, &class );
+ if ( class == PCI_CLASS_BRIDGE_PCI ) {
+ pci_mvblue_fixup_irq_behind_bridge( hose, dev, SLOT0_IRQ );
+ line = 0xff;
+ } else
+ line = SLOT0_IRQ;
+ break;
+ case 0x10:
+ /* mvBB: Slot1 */
+ pci_hose_read_config_word( hose, dev, PCI_CLASS_DEVICE, &class );
+ if ( class == PCI_CLASS_BRIDGE_PCI ) {
+ pci_mvblue_fixup_irq_behind_bridge( hose, dev, SLOT1_IRQ );
+ line = 0xff;
+ } else
+ line = SLOT1_IRQ;
+ break;
+ default:
+ printf("***pci_scan: illegal dev = 0x%08x\n", PCI_DEV(dev) );
+ line = 0xff;
+ break;
+ }
+ pci_hose_write_config_byte(hose, dev, PCI_INTERRUPT_LINE, line );
+ }
+}
+
+struct pci_controller hose = {
+ fixup_irq: pci_mvblue_fixup_irq
+};
+
+void pci_init_board(void)
+{
+ pci_mpc824x_init(&hose);
+}
+#endif
diff --git a/board/mvblue/u-boot.lds b/board/mvblue/u-boot.lds
new file mode 100644
index 0000000..9d949b5
--- /dev/null
+++ b/board/mvblue/u-boot.lds
@@ -0,0 +1,133 @@
+/*
+ * (C) Copyright 2001
+ * 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)
+SEARCH_DIR(/lib); SEARCH_DIR(/usr/lib); SEARCH_DIR(/usr/local/lib); SEARCH_DIR(/usr/local/powerpc-any-elf/lib);
+/* Do we need any of these for elf?
+ __DYNAMIC = 0; */
+SECTIONS
+{
+ /* Read-only sections, merged into text segment: */
+ . = + SIZEOF_HEADERS;
+ .interp : { *(.interp) }
+ .hash : { *(.hash) }
+ .dynsym : { *(.dynsym) }
+ .dynstr : { *(.dynstr) }
+ .rel.text : { *(.rel.text) }
+ .rela.text : { *(.rela.text) }
+ .rel.data : { *(.rel.data) }
+ .rela.data : { *(.rela.data) }
+ .rel.rodata : { *(.rel.rodata) }
+ .rela.rodata : { *(.rela.rodata) }
+ .rel.got : { *(.rel.got) }
+ .rela.got : { *(.rela.got) }
+ .rel.ctors : { *(.rel.ctors) }
+ .rela.ctors : { *(.rela.ctors) }
+ .rel.dtors : { *(.rel.dtors) }
+ .rela.dtors : { *(.rela.dtors) }
+ .rel.bss : { *(.rel.bss) }
+ .rela.bss : { *(.rela.bss) }
+ .rel.plt : { *(.rel.plt) }
+ .rela.plt : { *(.rela.plt) }
+ .init : { *(.init) }
+ .plt : { *(.plt) }
+ .text :
+ {
+ cpu/mpc824x/start.o (.text)
+ lib_ppc/board.o (.text)
+ lib_ppc/ppcstring.o (.text)
+ lib_generic/vsprintf.o (.text)
+ lib_generic/crc32.o (.text)
+ lib_generic/zlib.o (.text)
+
+ . = DEFINED(env_offset) ? env_offset : .;
+ common/environment.o (.text)
+
+ *(.text)
+
+ *(.fixup)
+ *(.got1)
+ . = ALIGN(16);
+ *(.rodata)
+ *(.rodata1)
+ *(.rodata.str1.4)
+ }
+ .fini : { *(.fini) } =0
+ .ctors : { *(.ctors) }
+ .dtors : { *(.dtors) }
+
+ /* Read-write section, merged into data segment: */
+ . = (. + 0x0FFF) & 0xFFFFF000;
+ _erotext = .;
+ PROVIDE (erotext = .);
+ .reloc :
+ {
+ *(.got)
+ _GOT2_TABLE_ = .;
+ *(.got2)
+ _FIXUP_TABLE_ = .;
+ *(.fixup)
+ }
+ __got2_entries = (_FIXUP_TABLE_ - _GOT2_TABLE_) >> 2;
+ __fixup_entries = (. - _FIXUP_TABLE_) >> 2;
+
+ .data :
+ {
+ *(.data)
+ *(.data1)
+ *(.sdata)
+ *(.sdata2)
+ *(.dynamic)
+ CONSTRUCTORS
+ }
+ _edata = .;
+ PROVIDE (edata = .);
+
+ __u_boot_cmd_start = .;
+ .u_boot_cmd : { *(.u_boot_cmd) }
+ __u_boot_cmd_end = .;
+
+
+ __start___ex_table = .;
+ __ex_table : { *(__ex_table) }
+ __stop___ex_table = .;
+
+ . = ALIGN(4096);
+ __init_begin = .;
+ .text.init : { *(.text.init) }
+ .data.init : { *(.data.init) }
+ . = ALIGN(4096);
+ __init_end = .;
+
+ __bss_start = .;
+ .bss :
+ {
+ *(.sbss) *(.scommon)
+ *(.dynbss)
+ *(.bss)
+ *(COMMON)
+ }
+
+ _end = . ;
+ PROVIDE (end = .);
+}
generated by cgit v1.1 at 2024-11-16 17:44:51 +0000