[U-Boot] [PATCH v1 1/7] MIPS: u-boot.lds: merge all BSS sections and introduce symbols __bss_[start|end]
daniel.schwierzeck at gmail.com
daniel.schwierzeck at gmail.com
Sat Feb 9 21:33:24 CET 2013
From: Daniel Schwierzeck <daniel.schwierzeck at gmail.com>
These symbols are used in later patches for as addresses for
clearing the BSS area in the relocated U-Boot image.
Signed-off-by: Daniel Schwierzeck <daniel.schwierzeck at gmail.com>
---
arch/mips/cpu/u-boot.lds | 11 ++++++-----
arch/mips/include/asm/u-boot-mips.h | 12 ++++++++++++
2 files changed, 18 insertions(+), 5 deletions(-)
diff --git a/arch/mips/cpu/u-boot.lds b/arch/mips/cpu/u-boot.lds
index 58a49b2..6980b86 100644
--- a/arch/mips/cpu/u-boot.lds
+++ b/arch/mips/cpu/u-boot.lds
@@ -70,13 +70,14 @@ SECTIONS
uboot_end_data = .;
. = ALIGN(4);
- .sbss : {
- *(.sbss*)
- }
-
.bss : {
- *(.bss*)
+ __bss_start = .;
+ *(.sbss.*)
+ *(.bss.*)
+ *(COMMON)
. = ALIGN(4);
+ __bss_end = .;
}
+
uboot_end = .;
}
diff --git a/arch/mips/include/asm/u-boot-mips.h b/arch/mips/include/asm/u-boot-mips.h
index 6f26dfa..eda0498 100644
--- a/arch/mips/include/asm/u-boot-mips.h
+++ b/arch/mips/include/asm/u-boot-mips.h
@@ -8,4 +8,16 @@
extern ulong uboot_end_data;
extern ulong uboot_end;
+static inline unsigned long bss_start(void)
+{
+ extern ulong __bss_start;
+ return (unsigned long) &__bss_start;
+}
+
+static inline unsigned long bss_end(void)
+{
+ extern ulong __bss_end;
+ return (unsigned long) &__bss_end;
+}
+
extern int incaip_set_cpuclk(void);
--
1.8.1.1
More information about the U-Boot
mailing list