summaryrefslogtreecommitdiff
path: root/board/cpu86
diff options
context:
space:
mode:
authorwdenk <wdenk>2002-03-10 18:20:43 +0000
committerwdenk <wdenk>2002-03-10 18:20:43 +0000
commit7e7f3e352dd7cfefe6ee715e11a4d35adb7fc095 (patch)
treecca23ce8e7ca31b4fa342e1854167740fe77e609 /board/cpu86
parentc6f35e6998592edb84dc3c0549172ae69751940d (diff)
downloadu-boot-imx-7e7f3e352dd7cfefe6ee715e11a4d35adb7fc095.zip
u-boot-imx-7e7f3e352dd7cfefe6ee715e11a4d35adb7fc095.tar.gz
u-boot-imx-7e7f3e352dd7cfefe6ee715e11a4d35adb7fc095.tar.bz2
Initial revision
Diffstat (limited to 'board/cpu86')
-rw-r--r--board/cpu86/Makefile40
-rw-r--r--board/cpu86/cpu86.h27
-rw-r--r--board/cpu86/u-boot.lds118
3 files changed, 185 insertions, 0 deletions
diff --git a/board/cpu86/Makefile b/board/cpu86/Makefile
new file mode 100644
index 0000000..35b8428
--- /dev/null
+++ b/board/cpu86/Makefile
@@ -0,0 +1,40 @@
+#
+# (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 = $(BOARD).o flash.o
+
+$(LIB): .depend $(OBJS)
+ $(AR) crv $@ $^
+
+#########################################################################
+
+.depend: Makefile $(SOBJS:.o=.S) $(OBJS:.o=.c)
+ $(CC) -M $(CFLAGS) $(SOBJS:.o=.S) $(OBJS:.o=.c) > $@
+
+sinclude .depend
+
+#########################################################################
diff --git a/board/cpu86/cpu86.h b/board/cpu86/cpu86.h
new file mode 100644
index 0000000..cf7852c
--- /dev/null
+++ b/board/cpu86/cpu86.h
@@ -0,0 +1,27 @@
+#ifndef __BOARD_CPU86__
+#define __BOARD_CPU86__
+
+#include <config.h>
+
+#define REG8(x) (*(volatile unsigned char *)(x))
+
+/* CPU86 register definitions */
+#define CPU86_VME_EAC REG8(CFG_BCRS_BASE + 0x00)
+#define CPU86_VME_SAC REG8(CFG_BCRS_BASE + 0x01)
+#define CPU86_VME_MAC REG8(CFG_BCRS_BASE + 0x02)
+#define CPU86_BCR REG8(CFG_BCRS_BASE + 0x03)
+#define CPU86_BSR REG8(CFG_BCRS_BASE + 0x04)
+#define CPU86_WDOG_RPORT REG8(CFG_BCRS_BASE + 0x05)
+#define CPU86_MBOX_IRQ REG8(CFG_BCRS_BASE + 0x04)
+#define CPU86_REV REG8(CFG_BCRS_BASE + 0x07)
+#define CPU86_VME_IRQMASK REG8(CFG_BCRS_BASE + 0x80)
+#define CPU86_VME_IRQSTATUS REG8(CFG_BCRS_BASE + 0x81)
+#define CPU86_LOCAL_IRQMASK REG8(CFG_BCRS_BASE + 0x82)
+#define CPU86_LOCAL_IRQSTATUS REG8(CFG_BCRS_BASE + 0x83)
+#define CPU86_PMCL_IRQSTATUS REG8(CFG_BCRS_BASE + 0x84)
+
+/* Board Control Register bits */
+#define CPU86_BCR_FWPT 0x01
+#define CPU86_BCR_FWRE 0x02
+
+#endif /* __BOARD_CPU86__ */
diff --git a/board/cpu86/u-boot.lds b/board/cpu86/u-boot.lds
new file mode 100644
index 0000000..5df4cdb
--- /dev/null
+++ b/board/cpu86/u-boot.lds
@@ -0,0 +1,118 @@
+/*
+ * (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/mpc8260/start.o (.text)
+ *(.text)
+ common/environment.o(.text)
+ *(.fixup)
+ *(.got1)
+ . = ALIGN(16);
+ *(.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 = .);
+}
+