[U-Boot] [PATCH 3/5] MIPS: start.S: save reused arguments earlier in relocate_code
Gabor Juhos
juhosg at openwrt.org
Thu Jan 24 17:27:53 CET 2013
Save the reused parameters at the beginning
of the 'relocate_code' function. This makes
the function a bit more readable.
Signed-off-by: Gabor Juhos <juhosg at openwrt.org>
Cc: Daniel Schwierzeck <daniel.schwierzeck at googlemail.com>
---
arch/mips/cpu/mips32/start.S | 5 +++--
arch/mips/cpu/mips64/start.S | 5 +++--
2 files changed, 6 insertions(+), 4 deletions(-)
diff --git a/arch/mips/cpu/mips32/start.S b/arch/mips/cpu/mips32/start.S
index 88e8036..64a606f 100644
--- a/arch/mips/cpu/mips32/start.S
+++ b/arch/mips/cpu/mips32/start.S
@@ -279,11 +279,13 @@ reset:
relocate_code:
move sp, a0 # set new stack pointer
+ move s0, a1 # save gd in s0
+ move s2, a2 # save destination address in s2
+
li t0, CONFIG_SYS_MONITOR_BASE
la t3, in_ram
lw t2, -12(t3) # t2 <-- uboot_end_data
move t1, a2
- move s2, a2 # s2 <-- destination address
/*
* Fix $gp:
@@ -304,7 +306,6 @@ relocate_code:
/*
* Save destination address and size for later usage in flush_cache()
*/
- move s0, a1 # save gd in s0
move a0, t1 # a0 <-- destination addr
sub a1, t2, t0 # a1 <-- size
diff --git a/arch/mips/cpu/mips64/start.S b/arch/mips/cpu/mips64/start.S
index d3c5cea..3c0f1c3 100644
--- a/arch/mips/cpu/mips64/start.S
+++ b/arch/mips/cpu/mips64/start.S
@@ -158,11 +158,13 @@ reset:
relocate_code:
move sp, a0 # set new stack pointer
+ move s0, a1 # save gd in s0
+ move s2, a2 # save destination address in s2
+
dli t0, CONFIG_SYS_MONITOR_BASE
dla t3, in_ram
ld t2, -24(t3) # t2 <-- uboot_end_data
move t1, a2
- move s2, a2 # s2 <-- destination address
/*
* Fix $gp:
@@ -183,7 +185,6 @@ relocate_code:
/*
* Save destination address and size for dlater usage in flush_cache()
*/
- move s0, a1 # save gd in s0
move a0, t1 # a0 <-- destination addr
dsub a1, t2, t0 # a1 <-- size
--
1.7.10
More information about the U-Boot
mailing list