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authorwdenk <wdenk>2004-09-29 11:02:56 +0000
committerwdenk <wdenk>2004-09-29 11:02:56 +0000
commitda93ed8147a000505ac7b7ed4e2fb50532596a3c (patch)
treef375a3f5d82d1f519f77d9446ccf147f2091548f /board
parenta5725fabc0c6378f583df6fc6491ec07eab154ab (diff)
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* Patch by Shlomo Kut, 29 Mar 2004:
Add support for MKS Instruments "Quantum" board * Fix build problem with Cogent boards; avoid using <asm/byteorder.h> when using the host compiler
Diffstat (limited to 'board')
-rw-r--r--board/cogent/mb.h16
-rw-r--r--board/quantum/Makefile41
-rw-r--r--board/quantum/config.mk28
-rw-r--r--board/quantum/fpga.c263
-rw-r--r--board/quantum/fpga.h34
-rw-r--r--board/quantum/quantum.c257
-rw-r--r--board/quantum/u-boot.lds139
-rw-r--r--board/quantum/u-boot.lds.debug130
8 files changed, 902 insertions, 6 deletions
diff --git a/board/cogent/mb.h b/board/cogent/mb.h
index e37a39c..f6eaf0a 100644
--- a/board/cogent/mb.h
+++ b/board/cogent/mb.h
@@ -54,7 +54,7 @@
* i.e. they are 8 bytes apart. For big endian addressing, the 8 bit register
* will be at byte 7 (the address + 7). For little endian addressing, the
* register will be at byte 0 (the address + 0). To learn the endianess
- * we must include <asm/byteorder.h>
+ * we must include <endian.h>
*
* Take the CMA102 and CMA111 motherboards as examples...
*
@@ -230,16 +230,20 @@
#ifndef __ASSEMBLY__
-#include <asm/byteorder.h>
+#ifdef USE_HOSTCC
+#include <endian.h> /* avoid using private kernel header files */
+#else
+#include <asm/byteorder.h> /* use U-Boot provided headers */
+#endif
/* a single CMA10x motherboard i/o register */
typedef
struct {
-#if defined(__LITTLE_ENDIAN)
+#if __BYTE_ORDER == __LITTLE_ENDIAN
unsigned char value;
#endif
unsigned char filler[7];
-#if defined(__BIG_ENDIAN)
+#if __BYTE_ORDER == __BIG_ENDIAN
unsigned char value;
#endif
}
@@ -357,7 +361,7 @@ cma_mb_dipsw;
/* V360EPC PCI Bridge */
typedef
struct {
-#if defined(__LITTLE_ENDIAN)
+#if __BYTE_ORDER == __LITTLE_ENDIAN
unsigned short v3_pci_vendor; /* 0x00 */
unsigned short v3_pci_device;
unsigned short v3_pci_cmd; /* 0x04 */
@@ -436,7 +440,7 @@ typedef
unsigned long reserved8:24;
unsigned long reserved9[7]; /* 0xe4 */
#endif
-#if defined(__BIG_ENDIAN)
+#if __BYTE_ORDER == __BIG_ENDIAN
unsigned short v3_pci_device; /* 0x00 */
unsigned short v3_pci_vendor;
unsigned short v3_pci_stat; /* 0x04 */
diff --git a/board/quantum/Makefile b/board/quantum/Makefile
new file mode 100644
index 0000000..e50f5ff
--- /dev/null
+++ b/board/quantum/Makefile
@@ -0,0 +1,41 @@
+#
+# (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 $(TOPDIR)/config.mk
+
+LIB = lib$(BOARD).a
+
+OBJS = $(BOARD).o fpga.o
+
+
+$(LIB): .depend $(OBJS)
+ $(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/quantum/config.mk b/board/quantum/config.mk
new file mode 100644
index 0000000..7cb374e
--- /dev/null
+++ b/board/quantum/config.mk
@@ -0,0 +1,28 @@
+#
+# (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
+#
+
+#
+# RMU boards
+#
+
+TEXT_BASE = 0xfff00000
diff --git a/board/quantum/fpga.c b/board/quantum/fpga.c
new file mode 100644
index 0000000..75c2658
--- /dev/null
+++ b/board/quantum/fpga.c
@@ -0,0 +1,263 @@
+/*
+ * (C) Copyright 2001-2003
+ * Matthias Fuchs, esd gmbh germany, matthias.fuchs@esd-electronics.com
+ * Stefan Roese, esd gmbh germany, stefan.roese@esd-electronics.com
+ *
+ * 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
+ */
+/* The DEBUG define must be before common to enable debugging */
+#undef DEBUG
+#include <common.h>
+#include <asm/processor.h>
+#include <command.h>
+#include "fpga.h"
+/* ------------------------------------------------------------------------- */
+
+#define MAX_ONES 226
+
+/* MPC850 port D */
+#define PD(bit) (1 << (15 - (bit)))
+# define FPGA_INIT PD(11) /* FPGA init pin (ppc input) */
+# define FPGA_PRG PD(12) /* FPGA program pin (ppc output) */
+# define FPGA_CLK PD(13) /* FPGA clk pin (ppc output) */
+# define FPGA_DATA PD(14) /* FPGA data pin (ppc output) */
+# define FPGA_DONE PD(15) /* FPGA done pin (ppc input) */
+
+
+/* DDR 0 - input, 1 - output */
+#define FPGA_INIT_PDDIR FPGA_PRG | FPGA_CLK | FPGA_DATA /* just set outputs */
+
+
+#define SET_FPGA(data) immr->im_ioport.iop_pddat = (data)
+#define GET_FPGA immr->im_ioport.iop_pddat
+
+#define FPGA_WRITE_1 { \
+ SET_FPGA(FPGA_PRG | FPGA_DATA); /* set clock to 0 */ \
+ SET_FPGA(FPGA_PRG | FPGA_DATA); /* set data to 1 */ \
+ SET_FPGA(FPGA_PRG | FPGA_CLK | FPGA_DATA); /* set clock to 1 */ \
+ SET_FPGA(FPGA_PRG | FPGA_CLK | FPGA_DATA);} /* set data to 1 */
+
+#define FPGA_WRITE_0 { \
+ SET_FPGA(FPGA_PRG | FPGA_DATA); /* set clock to 0 */ \
+ SET_FPGA(FPGA_PRG); /* set data to 0 */ \
+ SET_FPGA(FPGA_PRG | FPGA_CLK); /* set clock to 1 */ \
+ SET_FPGA(FPGA_PRG | FPGA_CLK | FPGA_DATA);} /* set data to 1 */
+
+
+int fpga_boot (unsigned char *fpgadata, int size)
+{
+ volatile immap_t *immr = (immap_t *) CFG_IMMR;
+ int i, index, len;
+ int count;
+
+#ifdef CFG_FPGA_SPARTAN2
+ int j;
+ unsigned char data;
+#else
+ unsigned char b;
+ int bit;
+#endif
+
+ debug ("fpga_boot: fpgadata = %p, size = %d\n", fpgadata, size);
+
+ /* display infos on fpgaimage */
+ printf ("FPGA:");
+ index = 15;
+ for (i = 0; i < 4; i++) {
+ len = fpgadata[index];
+ printf (" %s", &(fpgadata[index + 1]));
+ index += len + 3;
+ }
+ printf ("\n");
+
+
+ index = 0;
+
+#ifdef CFG_FPGA_SPARTAN2
+ /* search for preamble 0xFFFFFFFF */
+ while (1) {
+ if ((fpgadata[index] == 0xff) && (fpgadata[index + 1] == 0xff)
+ && (fpgadata[index + 2] == 0xff)
+ && (fpgadata[index + 3] == 0xff))
+ break; /* preamble found */
+ else
+ index++;
+ }
+#else
+ /* search for preamble 0xFF2X */
+ for (index = 0; index < size - 1; index++) {
+ if ((fpgadata[index] == 0xff)
+ && ((fpgadata[index + 1] & 0xf0) == 0x30))
+ break;
+ }
+ index += 2;
+#endif
+
+ debug ("FPGA: configdata starts at position 0x%x\n", index);
+ debug ("FPGA: length of fpga-data %d\n", size - index);
+
+ /*
+ * Setup port pins for fpga programming
+ */
+ immr->im_ioport.iop_pddir = FPGA_INIT_PDDIR;
+
+ debug ("%s, ", ((GET_FPGA & FPGA_DONE) == 0) ? "NOT DONE" : "DONE");
+ debug ("%s\n", ((GET_FPGA & FPGA_INIT) == 0) ? "NOT INIT" : "INIT");
+
+ /*
+ * Init fpga by asserting and deasserting PROGRAM*
+ */
+ SET_FPGA (FPGA_CLK | FPGA_DATA);
+
+ /* Wait for FPGA init line low */
+ count = 0;
+ while (GET_FPGA & FPGA_INIT) {
+ udelay (1000); /* wait 1ms */
+ /* Check for timeout - 100us max, so use 3ms */
+ if (count++ > 3) {
+ debug ("FPGA: Booting failed!\n");
+ return ERROR_FPGA_PRG_INIT_LOW;
+ }
+ }
+
+ debug ("%s, ", ((GET_FPGA & FPGA_DONE) == 0) ? "NOT DONE" : "DONE");
+ debug ("%s\n", ((GET_FPGA & FPGA_INIT) == 0) ? "NOT INIT" : "INIT");
+
+ /* deassert PROGRAM* */
+ SET_FPGA (FPGA_PRG | FPGA_CLK | FPGA_DATA);
+
+ /* Wait for FPGA end of init period . */
+ count = 0;
+ while (!(GET_FPGA & FPGA_INIT)) {
+ udelay (1000); /* wait 1ms */
+ /* Check for timeout */
+ if (count++ > 3) {
+ debug ("FPGA: Booting failed!\n");
+ return ERROR_FPGA_PRG_INIT_HIGH;
+ }
+ }
+
+ debug ("%s, ", ((GET_FPGA & FPGA_DONE) == 0) ? "NOT DONE" : "DONE");
+ debug ("%s\n", ((GET_FPGA & FPGA_INIT) == 0) ? "NOT INIT" : "INIT");
+
+ debug ("write configuration data into fpga\n");
+ /* write configuration-data into fpga... */
+
+#ifdef CFG_FPGA_SPARTAN2
+ /*
+ * Load uncompressed image into fpga
+ */
+ for (i = index; i < size; i++) {
+#ifdef CFG_FPGA_PROG_FEEDBACK
+ if ((i % 1024) == 0)
+ printf ("%6d out of %6d\r", i, size); /* let them know we are alive */
+#endif
+
+ data = fpgadata[i];
+ for (j = 0; j < 8; j++) {
+ if ((data & 0x80) == 0x80) {
+ FPGA_WRITE_1;
+ } else {
+ FPGA_WRITE_0;
+ }
+ data <<= 1;
+ }
+ }
+ /* add some 0xff to the end of the file */
+ for (i = 0; i < 8; i++) {
+ data = 0xff;
+ for (j = 0; j < 8; j++) {
+ if ((data & 0x80) == 0x80) {
+ FPGA_WRITE_1;
+ } else {
+ FPGA_WRITE_0;
+ }
+ data <<= 1;
+ }
+ }
+#else
+ /* send 0xff 0x20 */
+ FPGA_WRITE_1;
+ FPGA_WRITE_1;
+ FPGA_WRITE_1;
+ FPGA_WRITE_1;
+ FPGA_WRITE_1;
+ FPGA_WRITE_1;
+ FPGA_WRITE_1;
+ FPGA_WRITE_1;
+ FPGA_WRITE_0;
+ FPGA_WRITE_0;
+ FPGA_WRITE_1;
+ FPGA_WRITE_0;
+ FPGA_WRITE_0;
+ FPGA_WRITE_0;
+ FPGA_WRITE_0;
+ FPGA_WRITE_0;
+
+ /*
+ ** Bit_DeCompression
+ ** Code 1 .. maxOnes : n '1's followed by '0'
+ ** maxOnes + 1 .. maxOnes + 1 : n - 1 '1's no '0'
+ ** maxOnes + 2 .. 254 : n - (maxOnes + 2) '0's followed by '1'
+ ** 255 : '1'
+ */
+
+ for (i = index; i < size; i++) {
+ b = fpgadata[i];
+ if ((b >= 1) && (b <= MAX_ONES)) {
+ for (bit = 0; bit < b; bit++) {
+ FPGA_WRITE_1;
+ }
+ FPGA_WRITE_0;
+ } else if (b == (MAX_ONES + 1)) {
+ for (bit = 1; bit < b; bit++) {
+ FPGA_WRITE_1;
+ }
+ } else if ((b >= (MAX_ONES + 2)) && (b <= 254)) {
+ for (bit = 0; bit < (b - (MAX_ONES + 2)); bit++) {
+ FPGA_WRITE_0;
+ }
+ FPGA_WRITE_1;
+ } else if (b == 255) {
+ FPGA_WRITE_1;
+ }
+ }
+#endif
+ debug ("\n\n");
+ debug ("%s, ", ((GET_FPGA & FPGA_DONE) == 0) ? "NOT DONE" : "DONE");
+ debug ("%s\n", ((GET_FPGA & FPGA_INIT) == 0) ? "NOT INIT" : "INIT");
+
+ /*
+ * Check if fpga's DONE signal - correctly booted ?
+ */
+
+ /* Wait for FPGA end of programming period . */
+ count = 0;
+ while (!(GET_FPGA & FPGA_DONE)) {
+ udelay (1000); /* wait 1ms */
+ /* Check for timeout */
+ if (count++ > 3) {
+ debug ("FPGA: Booting failed!\n");
+ return ERROR_FPGA_PRG_DONE;
+ }
+ }
+
+ debug ("FPGA: Booting successful!\n");
+ return 0;
+}
diff --git a/board/quantum/fpga.h b/board/quantum/fpga.h
new file mode 100644
index 0000000..2ef45e5
--- /dev/null
+++ b/board/quantum/fpga.h
@@ -0,0 +1,34 @@
+/*
+ * (C) Copyright 2002
+ * Rich Ireland, Enterasys Networks, rireland@enterasys.com.
+ * Keith Outwater, keith_outwater@mvis.com.
+ *
+ * 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
+ *
+ */
+
+/*
+ * Virtex2 FPGA configuration support for the QUANTUM computer
+ */
+int fpga_boot(unsigned char *fpgadata, int size);
+
+#define ERROR_FPGA_PRG_INIT_LOW -1 /* Timeout after PRG* asserted */
+#define ERROR_FPGA_PRG_INIT_HIGH -2 /* Timeout after PRG* deasserted */
+#define ERROR_FPGA_PRG_DONE -3 /* Timeout after programming */
+/* vim: set ts=4 sw=4 tw=78: */
diff --git a/board/quantum/quantum.c b/board/quantum/quantum.c
new file mode 100644
index 0000000..8a73448
--- /dev/null
+++ b/board/quantum/quantum.c
@@ -0,0 +1,257 @@
+/*
+ * (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>
+#include "fpga.h"
+
+/* ------------------------------------------------------------------------- */
+
+static long int dram_size (long int, long int *, long int);
+unsigned long flash_init (void);
+
+/* ------------------------------------------------------------------------- */
+
+#define _NOT_USED_ 0xFFFFCC25
+
+const uint sdram_table[] = {
+ /*
+ * Single Read. (Offset 00h in UPMA RAM)
+ */
+ 0x0F03CC04, 0x00ACCC24, 0x1FF74C20, _NOT_USED_,
+ _NOT_USED_, _NOT_USED_, _NOT_USED_, _NOT_USED_,
+
+ /*
+ * Burst Read. (Offset 08h in UPMA RAM)
+ */
+ 0x0F03CC04, 0x00ACCC24, 0x00FFCC20, 0x00FFCC20,
+ 0x01FFCC20, 0x1FF74C20, _NOT_USED_, _NOT_USED_,
+ _NOT_USED_, _NOT_USED_, _NOT_USED_, _NOT_USED_,
+ _NOT_USED_, _NOT_USED_, _NOT_USED_, _NOT_USED_,
+
+ /*
+ * Single Write. (Offset 18h in UPMA RAM)
+ */
+ 0x0F03CC02, 0x00AC0C24, 0x1FF74C25, _NOT_USED_,
+ _NOT_USED_, _NOT_USED_, _NOT_USED_, _NOT_USED_,
+
+ /*
+ * Burst Write. (Offset 20h in UPMA RAM)
+ */
+ 0x0F03CC00, 0x00AC0C20, 0x00FFFC20, 0x00FFFC22,
+ 0x01FFFC24, 0x1FF74C25, _NOT_USED_, _NOT_USED_,
+ _NOT_USED_, _NOT_USED_, _NOT_USED_, _NOT_USED_,
+ _NOT_USED_, _NOT_USED_, _NOT_USED_, _NOT_USED_,
+
+ /*
+ * Refresh. (Offset 30h in UPMA RAM)
+ * (Initialization code at 0x36)
+ */
+ 0x0FF0CC24, 0xFFFFCC24, _NOT_USED_, _NOT_USED_,
+ _NOT_USED_, _NOT_USED_, 0xEFFB8C34, 0x0FF74C34,
+ 0x0FFACCB4, 0x0FF5CC34, 0x0FFCC34, 0x0FFFCCB4,
+
+ /*
+ * Exception. (Offset 3Ch in UPMA RAM)
+ */
+ 0x0FEA8C34, 0x1FB54C34, 0xFFFFCC34, _NOT_USED_
+};
+
+/* ------------------------------------------------------------------------- */
+
+
+/*
+ * Check Board Identity:
+ */
+
+int checkboard (void)
+{
+ unsigned char *s = getenv ("serial#");
+
+ puts ("Board QUANTUM, Serial No: ");
+
+ for (; s && *s; ++s) {
+ if (*s == ' ')
+ break;
+ putc (*s);
+ }
+ putc ('\n');
+ return (0); /* success */
+}
+
+/* ------------------------------------------------------------------------- */
+
+long int initdram (int board_type)
+{
+ volatile immap_t *immap = (immap_t *) CFG_IMMR;
+ volatile memctl8xx_t *memctl = &immap->im_memctl;
+ long int size9;
+
+ upmconfig (UPMA, (uint *) sdram_table,
+ sizeof (sdram_table) / sizeof (uint));
+
+ /* Refresh clock prescalar */
+ memctl->memc_mptpr = CFG_MPTPR;
+
+ memctl->memc_mar = 0x00000088;
+
+ /* Map controller banks 1 to the SDRAM bank */
+ memctl->memc_or1 = CFG_OR1_PRELIM;
+ memctl->memc_br1 = CFG_BR1_PRELIM;
+
+ memctl->memc_mamr = CFG_MAMR_9COL & (~(MAMR_PTAE)); /* no refresh yet */
+
+ udelay (200);
+
+ /* perform SDRAM initializsation sequence */
+
+ memctl->memc_mcr = 0x80002136; /* SDRAM bank 0 */
+ udelay (1);
+
+ memctl->memc_mamr |= MAMR_PTAE; /* enable refresh */
+
+ udelay (1000);
+
+ /* Check Bank 0 Memory Size,
+ * 9 column mode
+ */
+ size9 = dram_size (CFG_MAMR_9COL, (ulong *) SDRAM_BASE_PRELIM,
+ SDRAM_MAX_SIZE);
+ /*
+ * Final mapping:
+ */
+ memctl->memc_or1 = ((-size9) & 0xFFFF0000) | CFG_OR_TIMING_SDRAM;
+ udelay (1000);
+
+ return (size9);
+}
+
+/* ------------------------------------------------------------------------- */
+
+/*
+ * 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 *) CFG_IMMR;
+ volatile memctl8xx_t *memctl = &immap->im_memctl;
+ volatile long int *addr;
+ ulong cnt, val, size;
+ ulong save[32]; /* to make test non-destructive */
+ unsigned char i = 0;
+
+ memctl->memc_mamr = mamr_value;
+
+ for (cnt = maxsize / sizeof (long); cnt > 0; cnt >>= 1) {
+ addr = base + cnt; /* pointer arith! */
+
+ save[i++] = *addr;
+ *addr = ~cnt;
+ }
+
+ /* write 0 to base address */
+ addr = base;
+ save[i] = *addr;
+ *addr = 0;
+
+ /* check at base address */
+ if ((val = *addr) != 0) {
+ /* Restore the original data before leaving the function.
+ */
+ *addr = save[i];
+ for (cnt = 1; cnt <= maxsize / sizeof (long); cnt <<= 1) {
+ addr = (volatile ulong *) base + cnt;
+ *addr = save[--i];
+ }
+ return (0);
+ }
+
+ for (cnt = 1; cnt <= maxsize / sizeof (long); cnt <<= 1) {
+ addr = base + cnt; /* pointer arith! */
+
+ val = *addr;
+ *addr = save[--i];
+
+ if (val != (~cnt)) {
+ size = cnt * sizeof (long);
+ /* Restore the original data before returning
+ */
+ for (cnt <<= 1; cnt <= maxsize / sizeof (long);
+ cnt <<= 1) {
+ addr = (volatile ulong *) base + cnt;
+ *addr = save[--i];
+ }
+ return (size);
+ }
+ }
+ return (maxsize);
+}
+
+/*
+ * Miscellaneous intialization
+ */
+int misc_init_r (void)
+{
+ char *fpga_data_str = getenv ("fpgadata");
+ char *fpga_size_str = getenv ("fpgasize");
+ void *fpga_data;
+ int fpga_size;
+ int status;
+ volatile immap_t *immap = (immap_t *) CFG_IMMR;
+ volatile memctl8xx_t *memctl = &immap->im_memctl;
+ int flash_size;
+
+ /* Remap FLASH according to real size */
+ flash_size = flash_init ();
+ memctl->memc_or0 = CFG_OR_TIMING_FLASH | (-flash_size & 0xFFFF8000);
+ memctl->memc_br0 = (CFG_FLASH_BASE & BR_BA_MSK) | BR_MS_GPCM | BR_V;
+
+ if (fpga_data_str && fpga_size_str) {
+ fpga_data = (void *) simple_strtoul (fpga_data_str, NULL, 16);
+ fpga_size = simple_strtoul (fpga_size_str, NULL, 10);
+
+ status = fpga_boot (fpga_data, fpga_size);
+ if (status != 0) {
+ printf ("\nFPGA: Booting failed ");
+ switch (status) {
+ case ERROR_FPGA_PRG_INIT_LOW:
+ printf ("(Timeout: INIT not low after asserting PROGRAM*)\n ");
+ break;
+ case ERROR_FPGA_PRG_INIT_HIGH:
+ printf ("(Timeout: INIT not high after deasserting PROGRAM*)\n ");
+ break;
+ case ERROR_FPGA_PRG_DONE:
+ printf ("(Timeout: DONE not high after programming FPGA)\n ");
+ break;
+ }
+ }
+ }
+ return 0;
+}
diff --git a/board/quantum/u-boot.lds b/board/quantum/u-boot.lds
new file mode 100644
index 0000000..082d8b0
--- /dev/null
+++ b/board/quantum/u-boot.lds
@@ -0,0 +1,139 @@
+/*
+ * (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
+ */
+
+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 :
+ {
+ /* WARNING - the following is hand-optimized to fit within */
+ /* the sector layout of our flash chips! XXX FIXME XXX */
+
+ cpu/mpc8xx/start.o (.text)
+ common/dlmalloc.o (.text)
+ lib_ppc/ppcstring.o (.text)
+ lib_generic/vsprintf.o (.text)
+ lib_generic/crc32.o (.text)
+ lib_generic/zlib.o (.text)
+/* XXX ?
+ . = env_offset;
+*/
+ common/environment.o(.text)
+
+ *(.text)
+ *(.fixup)
+ *(.got1)
+ }
+ _etext = .;
+ PROVIDE (etext = .);
+ .rodata :
+ {
+ *(.rodata)
+ *(.rodata1)
+ *(.rodata.str1.4)
+ }
+ .fini : { *(.fini) } =0
+ .ctors : { *(.ctors) }
+ .dtors : { *(.dtors) }
+
+ /* Read-write section, merged into data segment: */
+ . = (. + 0x00FF) & 0xFFFFFF00;
+ _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(256);
+ __init_begin = .;
+ .text.init : { *(.text.init) }
+ .data.init : { *(.data.init) }
+ . = ALIGN(256);
+ __init_end = .;
+
+ __bss_start = .;
+ .bss :
+ {
+ *(.sbss) *(.scommon)
+ *(.dynbss)
+ *(.bss)
+ *(COMMON)
+ }
+ _end = . ;
+ PROVIDE (end = .);
+}
diff --git a/board/quantum/u-boot.lds.debug b/board/quantum/u-boot.lds.debug
new file mode 100644
index 0000000..f34c2a4
--- /dev/null
+++ b/board/quantum/u-boot.lds.debug
@@ -0,0 +1,130 @@
+/*
+ * (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
+ */
+
+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 :
+ {
+ /* WARNING - the following is hand-optimized to fit within */
+ /* the sector layout of our flash chips! XXX FIXME XXX */
+
+ cpu/mpc8xx/start.o (.text)
+ common/dlmalloc.o (.text)
+ lib_generic/vsprintf.o (.text)
+ lib_generic/crc32.o (.text)
+
+ . = env_offset;
+ common/environment.o(.text)
+
+ *(.text)
+ *(.fixup)
+ *(.got1)
+ }
+ _etext = .;
+ PROVIDE (etext = .);
+ .rodata :
+ {
+ *(.rodata)
+ *(.rodata1)
+ }
+ .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 = .);
+
+ __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 = .);
+}