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authorMike Frysinger <vapier@gentoo.org>2008-03-30 15:46:13 -0400
committerMike Frysinger <vapier@gentoo.org>2008-03-30 15:50:19 -0400
commit9171fc81722c20fdb5a829a58b17c9eaadd5fb44 (patch)
treed5b8741232955f2c01b0c36c46c867d15e8245a7 /board
parent9ce7e53abd039decea1af67aec81bbd5df7a2593 (diff)
downloadblackbird-obmc-uboot-9171fc81722c20fdb5a829a58b17c9eaadd5fb44.tar.gz
blackbird-obmc-uboot-9171fc81722c20fdb5a829a58b17c9eaadd5fb44.zip
Blackfin: unify cpu and boot modes
All of the duplicated code for Blackfin processors and boot modes have been unified. After all, the core is the same for all processors, just the peripheral set differs (which gets handled in the drivers). Signed-off-by: Mike Frysinger <vapier@gentoo.org>
Diffstat (limited to 'board')
-rw-r--r--board/bf533-ezkit/Makefile2
-rw-r--r--board/bf533-ezkit/config.mk6
-rw-r--r--board/bf533-ezkit/u-boot.lds.S208
-rw-r--r--board/bf533-stamp/Makefile2
-rw-r--r--board/bf533-stamp/config.mk6
-rw-r--r--board/bf533-stamp/u-boot.lds.S206
-rw-r--r--board/bf537-stamp/Makefile2
-rw-r--r--board/bf537-stamp/bf537-stamp.c13
-rw-r--r--board/bf537-stamp/config.mk10
-rw-r--r--board/bf537-stamp/u-boot.lds.S258
-rw-r--r--board/bf561-ezkit/Makefile2
-rw-r--r--board/bf561-ezkit/config.mk6
-rw-r--r--board/bf561-ezkit/u-boot.lds.S209
13 files changed, 412 insertions, 518 deletions
diff --git a/board/bf533-ezkit/Makefile b/board/bf533-ezkit/Makefile
index e55c1a78a8..6688095d23 100644
--- a/board/bf533-ezkit/Makefile
+++ b/board/bf533-ezkit/Makefile
@@ -39,7 +39,7 @@ $(LIB): $(obj).depend $(OBJS) $(SOBJS) u-boot.lds
$(AR) $(ARFLAGS) $@ $(OBJS) $(SOBJS)
u-boot.lds: u-boot.lds.S
- $(CPP) $(CPPFLAGS) -P -Ubfin $^ > $@.tmp
+ $(CPP) $(CPPFLAGS) -D__ASSEMBLY__ -P -Ubfin $^ > $@.tmp
mv -f $@.tmp $@
clean:
diff --git a/board/bf533-ezkit/config.mk b/board/bf533-ezkit/config.mk
index f39be5fcb0..de80ffe7b4 100644
--- a/board/bf533-ezkit/config.mk
+++ b/board/bf533-ezkit/config.mk
@@ -20,6 +20,6 @@
# Foundation, Inc., 59 Temple Place, Suite 330, Boston,
# MA 02111-1307 USA
#
-# TEXT_BASE should be defined as the MAX_SDRAM Address - 256k bytes
-# 256k is defined as CFG_MONITOR_LEN in ./include/configs/<board>.h
-TEXT_BASE = 0x01FC0000
+
+# This is not actually used for Blackfin boards so do not change it
+#TEXT_BASE = do-not-use-me
diff --git a/board/bf533-ezkit/u-boot.lds.S b/board/bf533-ezkit/u-boot.lds.S
index 9742e0297c..e4b83d11dc 100644
--- a/board/bf533-ezkit/u-boot.lds.S
+++ b/board/bf533-ezkit/u-boot.lds.S
@@ -1,7 +1,7 @@
/*
* U-boot - u-boot.lds.S
*
- * Copyright (c) 2005-2007 Analog Device Inc.
+ * Copyright (c) 2005-2008 Analog Device Inc.
*
* (C) Copyright 2000-2004
* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
@@ -26,127 +26,113 @@
*/
#include <config.h>
+#include <asm/blackfin.h>
+#undef ALIGN
+
+/* If we don't actually load anything into L1 data, this will avoid
+ * a syntax error. If we do actually load something into L1 data,
+ * we'll get a linker memory load error (which is what we'd want).
+ * This is here in the first place so we can quickly test building
+ * for different CPU's which may lack non-cache L1 data.
+ */
+#ifndef L1_DATA_B_SRAM
+# define L1_DATA_B_SRAM CFG_MONITOR_BASE
+# define L1_DATA_B_SRAM_SIZE 0
+#endif
OUTPUT_ARCH(bfin)
-SEARCH_DIR(/lib); SEARCH_DIR(/usr/lib); SEARCH_DIR(/usr/local/lib);
-/* Do we need any of these for elf?
- __DYNAMIC = 0; */
-SECTIONS
+
+/* The 0xC offset is so we don't clobber the tiny LDR jump block. */
+MEMORY
{
- /* 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) }
- . = CFG_MONITOR_BASE;
- .text :
- {
- /* WARNING - the following is hand-optimized to fit within */
- /* the sector before the environment sector. If it throws */
- /* an error during compilation remove an object here to get */
- /* it linked after the configuration sector. */
+ ram : ORIGIN = CFG_MONITOR_BASE, LENGTH = CFG_MONITOR_LEN
+ l1_code : ORIGIN = L1_INST_SRAM+0xC, LENGTH = L1_INST_SRAM_SIZE
+ l1_data : ORIGIN = L1_DATA_B_SRAM, LENGTH = L1_DATA_B_SRAM_SIZE
+}
- cpu/bf533/start.o (.text)
- cpu/bf533/start1.o (.text)
- cpu/bf533/traps.o (.text)
- cpu/bf533/interrupt.o (.text)
- cpu/bf533/serial.o (.text)
- common/dlmalloc.o (.text)
-/* lib_blackfin/bf533_string.o (.text) */
-/* lib_generic/vsprintf.o (.text) */
- lib_generic/crc32.o (.text)
- lib_generic/zlib.o (.text)
- board/bf533-ezkit/bf533-ezkit.o (.text)
+SECTIONS
+{
+ .text :
+ {
+#ifdef ENV_IS_EMBEDDED
+ /* WARNING - the following is hand-optimized to fit within
+ * the sector before the environment sector. If it throws
+ * an error during compilation remove an object here to get
+ * it linked after the configuration sector.
+ */
- . = DEFINED(env_offset) ? env_offset : .;
- common/environment.o (.text)
+ cpu/blackfin/start.o (.text)
+ cpu/blackfin/traps.o (.text)
+ cpu/blackfin/interrupt.o (.text)
+ cpu/blackfin/serial.o (.text)
+ common/dlmalloc.o (.text)
+ lib_generic/crc32.o (.text)
+ lib_generic/zlib.o (.text)
+ board/bf533-ezkit/bf533-ezkit.o (.text)
- *(.text)
- *(.fixup)
- *(.got1)
- }
- _etext = .;
- PROVIDE (etext = .);
- .rodata :
- {
- *(.rodata)
- *(.rodata1)
- *(.rodata.str1.4)
- }
- .fini : { *(.fini) } =0
- .ctors : { *(.ctors) }
- .dtors : { *(.dtors) }
+ . = DEFINED(env_offset) ? env_offset : .;
+ common/environment.o (.text)
+#endif
- /* 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;
+ *(.text .text.*)
+ } >ram
- .data :
- {
- *(.data)
- *(.data1)
- *(.sdata)
- *(.sdata2)
- *(.dynamic)
- CONSTRUCTORS
- }
- _edata = .;
- PROVIDE (edata = .);
+ .rodata :
+ {
+ . = ALIGN(4);
+ *(.rodata .rodata.*)
+ *(.rodata1)
+ *(.eh_frame)
+ . = ALIGN(4);
+ } >ram
- ___u_boot_cmd_start = .;
- .u_boot_cmd : { *(.u_boot_cmd) }
- ___u_boot_cmd_end = .;
+ .data :
+ {
+ . = ALIGN(256);
+ *(.data .data.*)
+ *(.data1)
+ *(.sdata)
+ *(.sdata2)
+ *(.dynamic)
+ CONSTRUCTORS
+ } >ram
+ .u_boot_cmd :
+ {
+ ___u_boot_cmd_start = .;
+ *(.u_boot_cmd)
+ ___u_boot_cmd_end = .;
+ } >ram
- __start___ex_table = .;
- __ex_table : { *(__ex_table) }
- __stop___ex_table = .;
+ .text_l1 :
+ {
+ . = ALIGN(4);
+ __stext_l1 = .;
+ *(.l1.text)
+ . = ALIGN(4);
+ __etext_l1 = .;
+ } >l1_code AT>ram
+ __stext_l1_lma = LOADADDR(.text_l1);
- . = ALIGN(256);
- __init_begin = .;
- .text.init : { *(.text.init) }
- .data.init : { *(.data.init) }
- . = ALIGN(256);
- __init_end = .;
+ .data_l1 :
+ {
+ . = ALIGN(4);
+ __sdata_l1 = .;
+ *(.l1.data)
+ *(.l1.bss)
+ . = ALIGN(4);
+ __edata_l1 = .;
+ } >l1_data AT>ram
+ __sdata_l1_lma = LOADADDR(.data_l1);
- __bss_start = .;
- .bss :
- {
- *(.sbss) *(.scommon)
- *(.dynbss)
- *(.bss)
- *(COMMON)
- }
- _end = . ;
- PROVIDE (end = .);
+ .bss :
+ {
+ . = ALIGN(4);
+ __bss_start = .;
+ *(.sbss) *(.scommon)
+ *(.dynbss)
+ *(.bss .bss.*)
+ *(COMMON)
+ __bss_end = .;
+ } >ram
}
diff --git a/board/bf533-stamp/Makefile b/board/bf533-stamp/Makefile
index 14bb7a24f6..1115df8327 100644
--- a/board/bf533-stamp/Makefile
+++ b/board/bf533-stamp/Makefile
@@ -39,7 +39,7 @@ $(LIB): $(obj).depend $(OBJS) $(SOBJS) u-boot.lds
$(AR) $(ARFLAGS) $@ $(OBJS) $(SOBJS)
u-boot.lds: u-boot.lds.S
- $(CPP) $(CPPFLAGS) -P -Ubfin $^ > $@.tmp
+ $(CPP) $(CPPFLAGS) -D__ASSEMBLY__ -P -Ubfin $^ > $@.tmp
mv -f $@.tmp $@
clean:
diff --git a/board/bf533-stamp/config.mk b/board/bf533-stamp/config.mk
index 113438b4ff..de80ffe7b4 100644
--- a/board/bf533-stamp/config.mk
+++ b/board/bf533-stamp/config.mk
@@ -20,6 +20,6 @@
# Foundation, Inc., 59 Temple Place, Suite 330, Boston,
# MA 02111-1307 USA
#
-# TEXT_BASE should be defined as the MAX_SDRAM Address - 256k bytes
-# 256k is defined as CFG_MONITOR_LEN in ./include/configs/<board>.h
-TEXT_BASE = 0x07FC0000
+
+# This is not actually used for Blackfin boards so do not change it
+#TEXT_BASE = do-not-use-me
diff --git a/board/bf533-stamp/u-boot.lds.S b/board/bf533-stamp/u-boot.lds.S
index 03ef72b609..01780c570c 100644
--- a/board/bf533-stamp/u-boot.lds.S
+++ b/board/bf533-stamp/u-boot.lds.S
@@ -1,7 +1,7 @@
/*
* U-boot - u-boot.lds.S
*
- * Copyright (c) 2005-2007 Analog Device Inc.
+ * Copyright (c) 2005-2008 Analog Device Inc.
*
* (C) Copyright 2000-2004
* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
@@ -26,127 +26,111 @@
*/
#include <config.h>
+#include <asm/blackfin.h>
+#undef ALIGN
+
+/* If we don't actually load anything into L1 data, this will avoid
+ * a syntax error. If we do actually load something into L1 data,
+ * we'll get a linker memory load error (which is what we'd want).
+ * This is here in the first place so we can quickly test building
+ * for different CPU's which may lack non-cache L1 data.
+ */
+#ifndef L1_DATA_B_SRAM
+# define L1_DATA_B_SRAM CFG_MONITOR_BASE
+# define L1_DATA_B_SRAM_SIZE 0
+#endif
OUTPUT_ARCH(bfin)
-SEARCH_DIR(/lib); SEARCH_DIR(/usr/lib); SEARCH_DIR(/usr/local/lib);
-/* Do we need any of these for elf?
- __DYNAMIC = 0; */
-SECTIONS
+
+/* The 0xC offset is so we don't clobber the tiny LDR jump block. */
+MEMORY
{
- /* 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) }
- . = CFG_MONITOR_BASE;
- .text :
- {
- /* WARNING - the following is hand-optimized to fit within */
- /* the sector before the environment sector. If it throws */
- /* an error during compilation remove an object here to get */
- /* it linked after the configuration sector. */
+ ram : ORIGIN = CFG_MONITOR_BASE, LENGTH = CFG_MONITOR_LEN
+ l1_code : ORIGIN = L1_INST_SRAM+0xC, LENGTH = L1_INST_SRAM_SIZE
+ l1_data : ORIGIN = L1_DATA_B_SRAM, LENGTH = L1_DATA_B_SRAM_SIZE
+}
- cpu/bf533/start.o (.text)
- cpu/bf533/start1.o (.text)
- cpu/bf533/traps.o (.text)
- cpu/bf533/interrupt.o (.text)
- cpu/bf533/serial.o (.text)
- common/dlmalloc.o (.text)
-/* lib_blackfin/bf533_string.o (.text) */
-/* lib_generic/vsprintf.o (.text) */
- lib_generic/crc32.o (.text)
-/* lib_generic/zlib.o (.text) */
-/* board/stamp/stamp.o (.text) */
+SECTIONS
+{
+ .text :
+ {
+#ifdef ENV_IS_EMBEDDED
+ /* WARNING - the following is hand-optimized to fit within
+ * the sector before the environment sector. If it throws
+ * an error during compilation remove an object here to get
+ * it linked after the configuration sector.
+ */
- . = DEFINED(env_offset) ? env_offset : .;
- common/environment.o (.text)
+ cpu/blackfin/start.o (.text)
+ cpu/blackfin/traps.o (.text)
+ cpu/blackfin/interrupt.o (.text)
+ cpu/blackfin/serial.o (.text)
+ common/dlmalloc.o (.text)
+ lib_generic/crc32.o (.text)
- *(.text)
- *(.fixup)
- *(.got1)
- }
- _etext = .;
- PROVIDE (etext = .);
- .rodata :
- {
- *(.rodata)
- *(.rodata1)
- *(.rodata.str1.4)
- }
- .fini : { *(.fini) } =0
- .ctors : { *(.ctors) }
- .dtors : { *(.dtors) }
+ . = DEFINED(env_offset) ? env_offset : .;
+ common/environment.o (.text)
+#endif
- /* 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;
+ *(.text .text.*)
+ } >ram
- .data :
- {
- *(.data)
- *(.data1)
- *(.sdata)
- *(.sdata2)
- *(.dynamic)
- CONSTRUCTORS
- }
- _edata = .;
- PROVIDE (edata = .);
+ .rodata :
+ {
+ . = ALIGN(4);
+ *(.rodata .rodata.*)
+ *(.rodata1)
+ *(.eh_frame)
+ . = ALIGN(4);
+ } >ram
- ___u_boot_cmd_start = .;
- .u_boot_cmd : { *(.u_boot_cmd) }
- ___u_boot_cmd_end = .;
+ .data :
+ {
+ . = ALIGN(256);
+ *(.data .data.*)
+ *(.data1)
+ *(.sdata)
+ *(.sdata2)
+ *(.dynamic)
+ CONSTRUCTORS
+ } >ram
+ .u_boot_cmd :
+ {
+ ___u_boot_cmd_start = .;
+ *(.u_boot_cmd)
+ ___u_boot_cmd_end = .;
+ } >ram
- __start___ex_table = .;
- __ex_table : { *(__ex_table) }
- __stop___ex_table = .;
+ .text_l1 :
+ {
+ . = ALIGN(4);
+ __stext_l1 = .;
+ *(.l1.text)
+ . = ALIGN(4);
+ __etext_l1 = .;
+ } >l1_code AT>ram
+ __stext_l1_lma = LOADADDR(.text_l1);
- . = ALIGN(256);
- __init_begin = .;
- .text.init : { *(.text.init) }
- .data.init : { *(.data.init) }
- . = ALIGN(256);
- __init_end = .;
+ .data_l1 :
+ {
+ . = ALIGN(4);
+ __sdata_l1 = .;
+ *(.l1.data)
+ *(.l1.bss)
+ . = ALIGN(4);
+ __edata_l1 = .;
+ } >l1_data AT>ram
+ __sdata_l1_lma = LOADADDR(.data_l1);
- __bss_start = .;
- .bss :
- {
- *(.sbss) *(.scommon)
- *(.dynbss)
- *(.bss)
- *(COMMON)
- }
- _end = . ;
- PROVIDE (end = .);
+ .bss :
+ {
+ . = ALIGN(4);
+ __bss_start = .;
+ *(.sbss) *(.scommon)
+ *(.dynbss)
+ *(.bss .bss.*)
+ *(COMMON)
+ __bss_end = .;
+ } >ram
}
diff --git a/board/bf537-stamp/Makefile b/board/bf537-stamp/Makefile
index 5326154972..ea8c43680b 100644
--- a/board/bf537-stamp/Makefile
+++ b/board/bf537-stamp/Makefile
@@ -39,7 +39,7 @@ $(LIB): $(obj).depend $(OBJS) $(SOBJS) u-boot.lds
$(AR) $(ARFLAGS) $@ $(OBJS) $(SOBJS)
u-boot.lds: u-boot.lds.S
- $(CPP) $(CPPFLAGS) -P -Ubfin $^ > $@.tmp
+ $(CPP) $(CPPFLAGS) -D__ASSEMBLY__ -P -Ubfin $^ > $@.tmp
mv -f $@.tmp $@
clean:
diff --git a/board/bf537-stamp/bf537-stamp.c b/board/bf537-stamp/bf537-stamp.c
index 6ca8e21f3a..e714177d7c 100644
--- a/board/bf537-stamp/bf537-stamp.c
+++ b/board/bf537-stamp/bf537-stamp.c
@@ -120,12 +120,10 @@ long int initdram(int board_type)
/* miscellaneous platform dependent initialisations */
int misc_init_r(void)
{
-#if (BFIN_BOOT_MODE == BF537_BYPASS_BOOT)
+#if defined(CONFIG_CMD_NET)
char nid[32];
unsigned char *pMACaddr = (unsigned char *)0x203F0000;
- u8 SrcAddr[6] = { 0x02, 0x80, 0xAD, 0x20, 0x31, 0xB8 };
-#if defined(CONFIG_CMD_NET)
/* The 0xFF check here is to make sure we don't use the address
* in flash if it's simply been erased (aka all 0xFF values) */
if (getenv("ethaddr") == NULL && is_valid_ether_addr(pMACaddr)) {
@@ -135,7 +133,6 @@ int misc_init_r(void)
setenv("ethaddr", nid);
}
#endif
-#endif /* BFIN_BOOT_MODE == BF537_BYPASS_BOOT */
#if defined(CONFIG_BFIN_IDE)
#if defined(CONFIG_BFIN_TRUE_IDE)
@@ -158,13 +155,6 @@ int misc_init_r(void)
#endif /* CONFIG_MISC_INIT_R */
#ifdef CONFIG_POST
-#if (BFIN_BOOT_MODE != BF537_BYPASS_BOOT)
-/* Using sw10-PF5 as the hotkey */
-int post_hotkeys_pressed(void)
-{
- return 0;
-}
-#else
/* Using sw10-PF5 as the hotkey */
int post_hotkeys_pressed(void)
{
@@ -197,7 +187,6 @@ int post_hotkeys_pressed(void)
}
}
#endif
-#endif
#if defined(CONFIG_POST) || defined(CONFIG_LOGBUFFER)
void post_word_store(ulong a)
diff --git a/board/bf537-stamp/config.mk b/board/bf537-stamp/config.mk
index a623c3df0c..1b87d53dd6 100644
--- a/board/bf537-stamp/config.mk
+++ b/board/bf537-stamp/config.mk
@@ -20,6 +20,10 @@
# Foundation, Inc., 59 Temple Place, Suite 330, Boston,
# MA 02111-1307 USA
#
-# TEXT_BASE should be defined as the MAX_SDRAM Address - 256k bytes
-# 256k is defined as CFG_MONITOR_LEN in ./include/configs/<board>.h
-TEXT_BASE = 0x03FC0000
+
+# This is not actually used for Blackfin boards so do not change it
+#TEXT_BASE = do-not-use-me
+
+# Set some default LDR flags based on boot mode.
+LDR_FLAGS-BFIN_BOOT_UART := --port g --gpio 6
+LDR_FLAGS += $(LDR_FLAGS-$(CONFIG_BFIN_BOOT_MODE))
diff --git a/board/bf537-stamp/u-boot.lds.S b/board/bf537-stamp/u-boot.lds.S
index 8632097b61..01780c570c 100644
--- a/board/bf537-stamp/u-boot.lds.S
+++ b/board/bf537-stamp/u-boot.lds.S
@@ -1,7 +1,7 @@
/*
* U-boot - u-boot.lds.S
*
- * Copyright (c) 2005-2007 Analog Device Inc.
+ * Copyright (c) 2005-2008 Analog Device Inc.
*
* (C) Copyright 2000-2004
* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
@@ -26,165 +26,111 @@
*/
#include <config.h>
+#include <asm/blackfin.h>
+#undef ALIGN
+
+/* If we don't actually load anything into L1 data, this will avoid
+ * a syntax error. If we do actually load something into L1 data,
+ * we'll get a linker memory load error (which is what we'd want).
+ * This is here in the first place so we can quickly test building
+ * for different CPU's which may lack non-cache L1 data.
+ */
+#ifndef L1_DATA_B_SRAM
+# define L1_DATA_B_SRAM CFG_MONITOR_BASE
+# define L1_DATA_B_SRAM_SIZE 0
+#endif
OUTPUT_ARCH(bfin)
-SEARCH_DIR(/lib); SEARCH_DIR(/usr/lib); SEARCH_DIR(/usr/local/lib);
-/* Do we need any of these for elf?
- __DYNAMIC = 0; */
+
+/* The 0xC offset is so we don't clobber the tiny LDR jump block. */
MEMORY
- {
- ram : ORIGIN = (CFG_MONITOR_BASE), LENGTH = (256 * 1024)
- l1_code : ORIGIN = 0xFFA00000, LENGTH = 0xC000
- l1_data : ORIGIN = 0xFF900000, LENGTH = 0x4000
- }
+{
+ ram : ORIGIN = CFG_MONITOR_BASE, LENGTH = CFG_MONITOR_LEN
+ l1_code : ORIGIN = L1_INST_SRAM+0xC, LENGTH = L1_INST_SRAM_SIZE
+ l1_data : ORIGIN = L1_DATA_B_SRAM, LENGTH = L1_DATA_B_SRAM_SIZE
+}
SECTIONS
{
- /* Read-only sections, merged into text segment: */
- . = + SIZEOF_HEADERS; /*0x1000;*/
- .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) }
- . = CFG_MONITOR_BASE;
- .text :
- {
- /* WARNING - the following is hand-optimized to fit within */
- /* the sector before the environment sector. If it throws */
- /* an error during compilation remove an object here to get */
- /* it linked after the configuration sector. */
-
- cpu/bf537/start.o (.text)
- cpu/bf537/start1.o (.text)
- cpu/bf537/traps.o (.text)
- cpu/bf537/interrupt.o (.text)
- cpu/bf537/serial.o (.text)
- common/dlmalloc.o (.text)
-/* lib_blackfin/bf533_string.o (.text) */
-/* lib_generic/vsprintf.o (.text) */
- lib_generic/crc32.o (.text)
-/* lib_generic/zlib.o (.text) */
-/* board/bf537-stamp/bf537-stamp.o (.text) */
-
- . = DEFINED(env_offset) ? env_offset : .;
- common/environment.o (.text)
-
- *(EXCLUDE_FILE (board/bf537-stamp/post-memory.o) .text)
- *(.fixup)
- *(.got1)
- } > ram
- _etext = .;
- PROVIDE (etext = .);
- .text_l1 :
- {
- . = ALIGN(4) ;
- _text_l1 = .;
- PROVIDE (text_l1 = .);
- board/bf537-stamp/post-memory.o (.text)
- . = ALIGN(4) ;
- _etext_l1 = .;
- PROVIDE (etext_l1 = .);
- } > l1_code AT > ram
-
- .rodata :
- {
- . = ALIGN(4);
- *(EXCLUDE_FILE (board/bf537-stamp/post-memory.o) .rodata)
- *(EXCLUDE_FILE (board/bf537-stamp/post-memory.o) .rodata1)
- *(EXCLUDE_FILE (board/bf537-stamp/post-memory.o) .rodata.str1.4)
- *(.eh_frame)
- . = ALIGN(4);
- } > ram
-
- . = ALIGN(4);
- _erodata = .;
- PROVIDE (erodata = .);
- .rodata_l1 :
- {
- . = ALIGN(4) ;
- _rodata_l1 = .;
- PROVIDE (rodata_l1 = .);
- board/bf537-stamp/post-memory.o (.rodata)
- board/bf537-stamp/post-memory.o (.rodata1)
- board/bf537-stamp/post-memory.o (.rodata.str1.4)
- . = ALIGN(4) ;
- _erodata_l1 = .;
- PROVIDE(erodata_l1 = .);
- } > l1_data AT > ram
-
- .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
- } > ram
- _edata = .;
- PROVIDE (edata = .);
-
- ___u_boot_cmd_start = .;
- .u_boot_cmd : { *(.u_boot_cmd) } > ram
- ___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 :
- {
- __bss_start = .;
- *(.sbss) *(.scommon)
- *(.dynbss)
- *(.bss)
- *(COMMON)
- } > ram
- _end = . ;
- PROVIDE (end = .);
+ .text :
+ {
+#ifdef ENV_IS_EMBEDDED
+ /* WARNING - the following is hand-optimized to fit within
+ * the sector before the environment sector. If it throws
+ * an error during compilation remove an object here to get
+ * it linked after the configuration sector.
+ */
+
+ cpu/blackfin/start.o (.text)
+ cpu/blackfin/traps.o (.text)
+ cpu/blackfin/interrupt.o (.text)
+ cpu/blackfin/serial.o (.text)
+ common/dlmalloc.o (.text)
+ lib_generic/crc32.o (.text)
+
+ . = DEFINED(env_offset) ? env_offset : .;
+ common/environment.o (.text)
+#endif
+
+ *(.text .text.*)
+ } >ram
+
+ .rodata :
+ {
+ . = ALIGN(4);
+ *(.rodata .rodata.*)
+ *(.rodata1)
+ *(.eh_frame)
+ . = ALIGN(4);
+ } >ram
+
+ .data :
+ {
+ . = ALIGN(256);
+ *(.data .data.*)
+ *(.data1)
+ *(.sdata)
+ *(.sdata2)
+ *(.dynamic)
+ CONSTRUCTORS
+ } >ram
+
+ .u_boot_cmd :
+ {
+ ___u_boot_cmd_start = .;
+ *(.u_boot_cmd)
+ ___u_boot_cmd_end = .;
+ } >ram
+
+ .text_l1 :
+ {
+ . = ALIGN(4);
+ __stext_l1 = .;
+ *(.l1.text)
+ . = ALIGN(4);
+ __etext_l1 = .;
+ } >l1_code AT>ram
+ __stext_l1_lma = LOADADDR(.text_l1);
+
+ .data_l1 :
+ {
+ . = ALIGN(4);
+ __sdata_l1 = .;
+ *(.l1.data)
+ *(.l1.bss)
+ . = ALIGN(4);
+ __edata_l1 = .;
+ } >l1_data AT>ram
+ __sdata_l1_lma = LOADADDR(.data_l1);
+
+ .bss :
+ {
+ . = ALIGN(4);
+ __bss_start = .;
+ *(.sbss) *(.scommon)
+ *(.dynbss)
+ *(.bss .bss.*)
+ *(COMMON)
+ __bss_end = .;
+ } >ram
}
diff --git a/board/bf561-ezkit/Makefile b/board/bf561-ezkit/Makefile
index a3c2e5bae7..73bef24baf 100644
--- a/board/bf561-ezkit/Makefile
+++ b/board/bf561-ezkit/Makefile
@@ -39,7 +39,7 @@ $(LIB): $(obj).depend $(OBJS) $(SOBJS) u-boot.lds
$(AR) $(ARFLAGS) $@ $(OBJS) $(SOBJS)
u-boot.lds: u-boot.lds.S
- $(CPP) $(CPPFLAGS) -P -Ubfin $^ > $@.tmp
+ $(CPP) $(CPPFLAGS) -D__ASSEMBLY__ -P -Ubfin $^ > $@.tmp
mv -f $@.tmp $@
clean:
diff --git a/board/bf561-ezkit/config.mk b/board/bf561-ezkit/config.mk
index a623c3df0c..de80ffe7b4 100644
--- a/board/bf561-ezkit/config.mk
+++ b/board/bf561-ezkit/config.mk
@@ -20,6 +20,6 @@
# Foundation, Inc., 59 Temple Place, Suite 330, Boston,
# MA 02111-1307 USA
#
-# TEXT_BASE should be defined as the MAX_SDRAM Address - 256k bytes
-# 256k is defined as CFG_MONITOR_LEN in ./include/configs/<board>.h
-TEXT_BASE = 0x03FC0000
+
+# This is not actually used for Blackfin boards so do not change it
+#TEXT_BASE = do-not-use-me
diff --git a/board/bf561-ezkit/u-boot.lds.S b/board/bf561-ezkit/u-boot.lds.S
index 84df5fc805..ddafdcb2af 100644
--- a/board/bf561-ezkit/u-boot.lds.S
+++ b/board/bf561-ezkit/u-boot.lds.S
@@ -1,7 +1,7 @@
/*
* U-boot - u-boot.lds.S
*
- * Copyright (c) 2005-2007 Analog Device Inc.
+ * Copyright (c) 2005-2008 Analog Device Inc.
*
* (C) Copyright 2000-2004
* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
@@ -26,128 +26,113 @@
*/
#include <config.h>
+#include <asm/blackfin.h>
+#undef ALIGN
+
+/* If we don't actually load anything into L1 data, this will avoid
+ * a syntax error. If we do actually load something into L1 data,
+ * we'll get a linker memory load error (which is what we'd want).
+ * This is here in the first place so we can quickly test building
+ * for different CPU's which may lack non-cache L1 data.
+ */
+#ifndef L1_DATA_B_SRAM
+# define L1_DATA_B_SRAM CFG_MONITOR_BASE
+# define L1_DATA_B_SRAM_SIZE 0
+#endif
OUTPUT_ARCH(bfin)
-OUTPUT_ARCH(bfin)
-SEARCH_DIR(/lib); SEARCH_DIR(/usr/lib); SEARCH_DIR(/usr/local/lib);
-/* Do we need any of these for elf?
- __DYNAMIC = 0; */
-SECTIONS
+
+/* The 0xC offset is so we don't clobber the tiny LDR jump block. */
+MEMORY
{
- /* 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) }
- . = CFG_MONITOR_BASE;
- .text :
- {
- /* WARNING - the following is hand-optimized to fit within */
- /* the sector before the environment sector. If it throws */
- /* an error during compilation remove an object here to get */
- /* it linked after the configuration sector. */
+ ram : ORIGIN = CFG_MONITOR_BASE, LENGTH = CFG_MONITOR_LEN
+ l1_code : ORIGIN = L1_INST_SRAM+0xC, LENGTH = L1_INST_SRAM_SIZE
+ l1_data : ORIGIN = L1_DATA_B_SRAM, LENGTH = L1_DATA_B_SRAM_SIZE
+}
- cpu/bf561/start.o (.text)
- cpu/bf561/start1.o (.text)
- cpu/bf561/traps.o (.text)
- cpu/bf561/interrupt.o (.text)
- cpu/bf561/serial.o (.text)
- common/dlmalloc.o (.text)
-/* lib_blackfin/bf533_string.o (.text) */
-/* lib_generic/vsprintf.o (.text) */
- lib_generic/crc32.o (.text)
- lib_generic/zlib.o (.text)
- board/bf561-ezkit/bf561-ezkit.o (.text)
+SECTIONS
+{
+ .text :
+ {
+#ifdef ENV_IS_EMBEDDED
+ /* WARNING - the following is hand-optimized to fit within
+ * the sector before the environment sector. If it throws
+ * an error during compilation remove an object here to get
+ * it linked after the configuration sector.
+ */
- . = DEFINED(env_offset) ? env_offset : .;
- common/environment.o (.text)
+ cpu/blackfin/start.o (.text)
+ cpu/blackfin/traps.o (.text)
+ cpu/blackfin/interrupt.o (.text)
+ cpu/blackfin/serial.o (.text)
+ common/dlmalloc.o (.text)
+ lib_generic/crc32.o (.text)
+ lib_generic/zlib.o (.text)
+ board/bf561-ezkit/bf561-ezkit.o (.text)
- *(.text)
- *(.fixup)
- *(.got1)
- }
- _etext = .;
- PROVIDE (etext = .);
- .rodata :
- {
- *(.rodata)
- *(.rodata1)
- *(.rodata.str1.4)
- }
- .fini : { *(.fini) } =0
- .ctors : { *(.ctors) }
- .dtors : { *(.dtors) }
+ . = DEFINED(env_offset) ? env_offset : .;
+ common/environment.o (.text)
+#endif
- /* 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;
+ *(.text .text.*)
+ } >ram
- .data :
- {
- *(.data)
- *(.data1)
- *(.sdata)
- *(.sdata2)
- *(.dynamic)
- CONSTRUCTORS
- }
- _edata = .;
- PROVIDE (edata = .);
+ .rodata :
+ {
+ . = ALIGN(4);
+ *(.rodata .rodata.*)
+ *(.rodata1)
+ *(.eh_frame)
+ . = ALIGN(4);
+ } >ram
- ___u_boot_cmd_start = .;
- .u_boot_cmd : { *(.u_boot_cmd) }
- ___u_boot_cmd_end = .;
+ .data :
+ {
+ . = ALIGN(256);
+ *(.data .data.*)
+ *(.data1)
+ *(.sdata)
+ *(.sdata2)
+ *(.dynamic)
+ CONSTRUCTORS
+ } >ram
+ .u_boot_cmd :
+ {
+ ___u_boot_cmd_start = .;
+ *(.u_boot_cmd)
+ ___u_boot_cmd_end = .;
+ } >ram
- __start___ex_table = .;
- __ex_table : { *(__ex_table) }
- __stop___ex_table = .;
+ .text_l1 :
+ {
+ . = ALIGN(4);
+ __stext_l1 = .;
+ *(.l1.text)
+ . = ALIGN(4);
+ __etext_l1 = .;
+ } >l1_code AT>ram
+ __stext_l1_lma = LOADADDR(.text_l1);
- . = ALIGN(256);
- __init_begin = .;
- .text.init : { *(.text.init) }
- .data.init : { *(.data.init) }
- . = ALIGN(256);
- __init_end = .;
+ .data_l1 :
+ {
+ . = ALIGN(4);
+ __sdata_l1 = .;
+ *(.l1.data)
+ *(.l1.bss)
+ . = ALIGN(4);
+ __edata_l1 = .;
+ } >l1_data AT>ram
+ __sdata_l1_lma = LOADADDR(.data_l1);
- __bss_start = .;
- .bss :
- {
- *(.sbss) *(.scommon)
- *(.dynbss)
- *(.bss)
- *(COMMON)
- }
- _end = . ;
- PROVIDE (end = .);
+ .bss :
+ {
+ . = ALIGN(4);
+ __bss_start = .;
+ *(.sbss) *(.scommon)
+ *(.dynbss)
+ *(.bss .bss.*)
+ *(COMMON)
+ __bss_end = .;
+ } >ram
}
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