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-rw-r--r--cpu/mpc8220/config.mk5
-rw-r--r--cpu/mpc8220/cpu_init.c2
-rw-r--r--cpu/mpc8220/fec.c6
-rw-r--r--cpu/mpc8220/start.S4
-rw-r--r--cpu/mpc8220/traps.c16
-rw-r--r--cpu/mpc8220/u-boot.lds124
6 files changed, 142 insertions, 15 deletions
diff --git a/cpu/mpc8220/config.mk b/cpu/mpc8220/config.mk
index 6fec5df..c41cafe 100644
--- a/cpu/mpc8220/config.mk
+++ b/cpu/mpc8220/config.mk
@@ -21,7 +21,10 @@
# MA 02111-1307 USA
#
-PLATFORM_RELFLAGS += -fPIC -ffixed-r14 -meabi
+PLATFORM_RELFLAGS += -fPIC -ffixed-r14 -meabi -mrelocatable
PLATFORM_CPPFLAGS += -DCONFIG_MPC8220 -ffixed-r2 -ffixed-r29 \
-mstring -mcpu=603e -mmultiple
+
+# Use default linker script. Board port can override in board/*/config.mk
+LDSCRIPT := $(SRCTREE)/cpu/mpc8220/u-boot.lds
diff --git a/cpu/mpc8220/cpu_init.c b/cpu/mpc8220/cpu_init.c
index 3cf5f66..0daac5b 100644
--- a/cpu/mpc8220/cpu_init.c
+++ b/cpu/mpc8220/cpu_init.c
@@ -128,7 +128,7 @@ int cpu_init_r (void)
/* route critical ints to normal ints */
*(vu_long *) 0xf0000710 |= 0x00000001;
-#if (CONFIG_COMMANDS & CFG_CMD_NET) && defined(CONFIG_MPC8220_FEC)
+#if defined(CONFIG_CMD_NET) && defined(CONFIG_MPC8220_FEC)
/* load FEC microcode */
loadtask (0, 2);
#endif
diff --git a/cpu/mpc8220/fec.c b/cpu/mpc8220/fec.c
index 1201e79..992e0ff 100644
--- a/cpu/mpc8220/fec.c
+++ b/cpu/mpc8220/fec.c
@@ -15,10 +15,10 @@
#include "fec.h"
#undef DEBUG
-#if (CONFIG_COMMANDS & CFG_CMD_NET) && defined(CONFIG_NET_MULTI) && \
+#if defined(CONFIG_CMD_NET) && defined(CONFIG_NET_MULTI) && \
defined(CONFIG_MPC8220_FEC)
-#if !(defined(CONFIG_MII) || (CONFIG_COMMANDS & CFG_CMD_MII))
+#if !(defined(CONFIG_MII) || defined(CONFIG_CMD_MII))
#error "CONFIG_MII has to be defined!"
#endif
@@ -847,7 +847,7 @@ int mpc8220_fec_initialize (bd_t * bis)
sprintf (dev->name, "FEC ETHERNET");
eth_register (dev);
-#if defined(CONFIG_MII) || (CONFIG_COMMANDS & CFG_CMD_MII)
+#if defined(CONFIG_MII) || defined(CONFIG_CMD_MII)
miiphy_register (dev->name,
fec8220_miiphy_read, fec8220_miiphy_write);
#endif
diff --git a/cpu/mpc8220/start.S b/cpu/mpc8220/start.S
index 5233202..b5145ca 100644
--- a/cpu/mpc8220/start.S
+++ b/cpu/mpc8220/start.S
@@ -169,7 +169,7 @@ _start_of_vectors:
/* Alignment exception. */
. = 0x600
Alignment:
- EXCEPTION_PROLOG
+ EXCEPTION_PROLOG(SRR0, SRR1)
mfspr r4,DAR
stw r4,_DAR(r21)
mfspr r5,DSISR
@@ -188,7 +188,7 @@ Alignment:
/* Program check exception */
. = 0x700
ProgramCheck:
- EXCEPTION_PROLOG
+ EXCEPTION_PROLOG(SRR0, SRR1)
addi r3,r1,STACK_FRAME_OVERHEAD
li r20,MSR_KERNEL
rlwimi r20,r23,0,16,16 /* copy EE bit from saved MSR */
diff --git a/cpu/mpc8220/traps.c b/cpu/mpc8220/traps.c
index cdee2be..89cca1d 100644
--- a/cpu/mpc8220/traps.c
+++ b/cpu/mpc8220/traps.c
@@ -37,7 +37,7 @@
#include <command.h>
#include <asm/processor.h>
-#if (CONFIG_COMMANDS & CFG_CMD_KGDB)
+#if defined(CONFIG_CMD_KGDB)
int (*debugger_exception_handler) (struct pt_regs *) = 0;
#endif
@@ -118,7 +118,7 @@ void MachineCheckException (struct pt_regs *regs)
regs->nip = fixup;
return;
}
-#if (CONFIG_COMMANDS & CFG_CMD_KGDB)
+#if defined(CONFIG_CMD_KGDB)
if (debugger_exception_handler
&& (*debugger_exception_handler) (regs))
return;
@@ -152,7 +152,7 @@ void MachineCheckException (struct pt_regs *regs)
void AlignmentException (struct pt_regs *regs)
{
-#if (CONFIG_COMMANDS & CFG_CMD_KGDB)
+#if defined(CONFIG_CMD_KGDB)
if (debugger_exception_handler
&& (*debugger_exception_handler) (regs))
return;
@@ -164,7 +164,7 @@ void AlignmentException (struct pt_regs *regs)
void ProgramCheckException (struct pt_regs *regs)
{
-#if (CONFIG_COMMANDS & CFG_CMD_KGDB)
+#if defined(CONFIG_CMD_KGDB)
if (debugger_exception_handler
&& (*debugger_exception_handler) (regs))
return;
@@ -176,7 +176,7 @@ void ProgramCheckException (struct pt_regs *regs)
void SoftEmuException (struct pt_regs *regs)
{
-#if (CONFIG_COMMANDS & CFG_CMD_KGDB)
+#if defined(CONFIG_CMD_KGDB)
if (debugger_exception_handler
&& (*debugger_exception_handler) (regs))
return;
@@ -189,7 +189,7 @@ void SoftEmuException (struct pt_regs *regs)
void UnknownException (struct pt_regs *regs)
{
-#if (CONFIG_COMMANDS & CFG_CMD_KGDB)
+#if defined(CONFIG_CMD_KGDB)
if (debugger_exception_handler
&& (*debugger_exception_handler) (regs))
return;
@@ -199,7 +199,7 @@ void UnknownException (struct pt_regs *regs)
_exception (0, regs);
}
-#if (CONFIG_COMMANDS & CFG_CMD_BEDBUG)
+#if defined(CONFIG_CMD_BEDBUG)
extern void do_bedbug_breakpoint (struct pt_regs *);
#endif
@@ -208,7 +208,7 @@ void DebugException (struct pt_regs *regs)
printf ("Debugger trap at @ %lx\n", regs->nip);
show_regs (regs);
-#if (CONFIG_COMMANDS & CFG_CMD_BEDBUG)
+#if defined(CONFIG_CMD_BEDBUG)
do_bedbug_breakpoint (regs);
#endif
}
diff --git a/cpu/mpc8220/u-boot.lds b/cpu/mpc8220/u-boot.lds
new file mode 100644
index 0000000..a199a64
--- /dev/null
+++ b/cpu/mpc8220/u-boot.lds
@@ -0,0 +1,124 @@
+/*
+ * (C) Copyright 2003-2004
+ * 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/mpc8220/start.o (.text)
+ *(.text)
+ *(.got1)
+ . = ALIGN(16);
+ *(.rodata)
+ *(.rodata1)
+ *(.rodata.str1.4)
+ *(.eh_frame)
+ }
+ .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 = .);
+}
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