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authorMike Frysinger <vapier@gentoo.org>2009-11-03 06:11:31 -0500
committerMike Frysinger <vapier@gentoo.org>2010-01-17 09:17:26 -0500
commitb1e2c5519a06f9a5841a7a434bf4da4d393f8df5 (patch)
tree81f47c465438a676c6c88a361a9e6aaf7f8f2969 /lib_blackfin
parent446707c90f52e5fcafecd468920cfad685ee9fc7 (diff)
Blackfin: move section length calculation to linker script
The length of the sections is fixed at link time, so let the linker do the calculation rather than doing it ourselves at runtime. Signed-off-by: Mike Frysinger <vapier@gentoo.org>
Diffstat (limited to 'lib_blackfin')
-rw-r--r--lib_blackfin/u-boot.lds.S24
1 files changed, 17 insertions, 7 deletions
diff --git a/lib_blackfin/u-boot.lds.S b/lib_blackfin/u-boot.lds.S
index 3604b7888d..8a9e8b1c2b 100644
--- a/lib_blackfin/u-boot.lds.S
+++ b/lib_blackfin/u-boot.lds.S
@@ -65,16 +65,22 @@ MEMORY
ENTRY(_start)
SECTIONS
{
- .text :
+ .text.pre :
{
cpu/blackfin/start.o (.text .text.*)
LDS_BOARD_TEXT
+ } >ram_code
- __initcode_start = .;
+ .text.init :
+ {
cpu/blackfin/initcode.o (.text .text.*)
- __initcode_end = .;
+ } >ram_code
+ __initcode_lma = LOADADDR(.text.init);
+ __initcode_len = SIZEOF(.text.init);
+ .text :
+ {
*(.text .text.*)
} >ram
@@ -113,7 +119,9 @@ SECTIONS
. = ALIGN(4);
__etext_l1 = .;
} >l1_code AT>ram
- __stext_l1_lma = LOADADDR(.text_l1);
+ __text_l1_lma = LOADADDR(.text_l1);
+ __text_l1_len = SIZEOF(.text_l1);
+ ASSERT (__text_l1_len <= L1_INST_SRAM_SIZE, "L1 text overflow!")
.data_l1 :
{
@@ -124,16 +132,18 @@ SECTIONS
. = ALIGN(4);
__edata_l1 = .;
} >l1_data AT>ram
- __sdata_l1_lma = LOADADDR(.data_l1);
+ __data_l1_lma = LOADADDR(.data_l1);
+ __data_l1_len = SIZEOF(.data_l1);
+ ASSERT (__data_l1_len <= L1_DATA_B_SRAM_SIZE, "L1 data B overflow!")
.bss :
{
. = ALIGN(4);
- __bss_start = .;
*(.sbss) *(.scommon)
*(.dynbss)
*(.bss .bss.*)
*(COMMON)
- __bss_end = .;
} >ram
+ __bss_vma = ADDR(.bss);
+ __bss_len = SIZEOF(.bss);
}