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arm: add 8-byte alignment for ABI compliance before board_init_f

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suggested from Daniel Hobi<daniel.hobi@schmid-telecom.ch>

Tested on following boards:
arm1136: qong
armv7: omap3_beagle
arm926ejs: magnesium, tx25

Signed-off-by: Heiko Schocher <hs@denx.de>
cc: Daniel Hobi <daniel.hobi@schmid-telecom.ch>
cc: Albert ARIBAUD <albert.aribaud@free.fr>
This commit is contained in:
Heiko Schocher 2010-11-12 07:53:55 +01:00 committed by Wolfgang Denk
parent 44b0a386bc
commit 296cae732b
15 changed files with 15 additions and 1 deletions
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1
arch/arm/cpu/arm1136/start.S
View file

@ -160,6 +160,7 @@ next:
/* Set stackpointer in internal RAM to call board_init_f */
call_board_init_f:
ldr sp, =(CONFIG_SYS_INIT_SP_ADDR)
bic sp, sp, #7 /* 8-byte alignment for ABI compliance */
ldr r0,=0x00000000
#ifdef CONFIG_NAND_SPL

1
arch/arm/cpu/arm1176/start.S
View file

@ -223,6 +223,7 @@ skip_tcmdisable:
/* Set stackpointer in internal RAM to call board_init_f */
call_board_init_f:
ldr sp, =(CONFIG_SYS_INIT_SP_ADDR)
bic sp, sp, #7 /* 8-byte alignment for ABI compliance */
ldr r0,=0x00000000
bl board_init_f

1
arch/arm/cpu/arm720t/start.S
View file

@ -138,6 +138,7 @@ reset:
/* Set stackpointer in internal RAM to call board_init_f */
call_board_init_f:
ldr sp, =(CONFIG_SYS_INIT_SP_ADDR)
bic sp, sp, #7 /* 8-byte alignment for ABI compliance */
ldr r0,=0x00000000
bl board_init_f

1
arch/arm/cpu/arm920t/start.S
View file

@ -184,6 +184,7 @@ copyex:
/* Set stackpointer in internal RAM to call board_init_f */
call_board_init_f:
ldr sp, =(CONFIG_SYS_INIT_SP_ADDR)
bic sp, sp, #7 /* 8-byte alignment for ABI compliance */
ldr r0,=0x00000000
bl board_init_f

1
arch/arm/cpu/arm925t/start.S
View file

@ -175,6 +175,7 @@ poll1:
/* Set stackpointer in internal RAM to call board_init_f */
call_board_init_f:
ldr sp, =(CONFIG_SYS_INIT_SP_ADDR)
bic sp, sp, #7 /* 8-byte alignment for ABI compliance */
ldr r0,=0x00000000
bl board_init_f

1
arch/arm/cpu/arm926ejs/start.S
View file

@ -174,6 +174,7 @@ reset:
/* Set stackpointer in internal RAM to call board_init_f */
call_board_init_f:
ldr sp, =(CONFIG_SYS_INIT_SP_ADDR)
bic sp, sp, #7 /* 8-byte alignment for ABI compliance */
ldr r0,=0x00000000
bl board_init_f

1
arch/arm/cpu/arm946es/start.S
View file

@ -146,6 +146,7 @@ reset:
/* Set stackpointer in internal RAM to call board_init_f */
call_board_init_f:
ldr sp, =(CONFIG_SYS_INIT_SP_ADDR)
bic sp, sp, #7 /* 8-byte alignment for ABI compliance */
ldr r0,=0x00000000
bl board_init_f

1
arch/arm/cpu/arm_intcm/start.S
View file

@ -142,6 +142,7 @@ reset:
/* Set stackpointer in internal RAM to call board_init_f */
call_board_init_f:
ldr sp, =(CONFIG_SYS_INIT_SP_ADDR)
bic sp, sp, #7 /* 8-byte alignment for ABI compliance */
ldr r0,=0x00000000
bl board_init_f

1
arch/arm/cpu/armv7/start.S
View file

@ -142,6 +142,7 @@ next:
/* Set stackpointer in internal RAM to call board_init_f */
call_board_init_f:
ldr sp, =(CONFIG_SYS_INIT_SP_ADDR)
bic sp, sp, #7 /* 8-byte alignment for ABI compliance */
ldr r0,=0x00000000
bl board_init_f

1
arch/arm/cpu/ixp/start.S
View file

@ -268,6 +268,7 @@ reset:
/* Set stackpointer in internal RAM to call board_init_f */
call_board_init_f:
ldr sp, =(CONFIG_SYS_INIT_SP_ADDR)
bic sp, sp, #7 /* 8-byte alignment for ABI compliance */
ldr r0,=0x00000000
bl board_init_f

1
arch/arm/cpu/lh7a40x/start.S
View file

@ -155,6 +155,7 @@ reset:
/* Set stackpointer in internal RAM to call board_init_f */
call_board_init_f:
ldr sp, =(CONFIG_SYS_INIT_SP_ADDR)
bic sp, sp, #7 /* 8-byte alignment for ABI compliance */
ldr r0,=0x00000000
bl board_init_f

1
arch/arm/cpu/pxa/start.S
View file

@ -220,6 +220,7 @@ zerojmp:
/* Set stackpointer in internal RAM to call board_init_f */
call_board_init_f:
ldr sp, =(CONFIG_SYS_INIT_SP_ADDR)
bic sp, sp, #7 /* 8-byte alignment for ABI compliance */
ldr r0,=0x00000000
bl board_init_f

1
arch/arm/cpu/s3c44b0/start.S
View file

@ -127,6 +127,7 @@ reset:
/* Set stackpointer in internal RAM to call board_init_f */
call_board_init_f:
ldr sp, =(CONFIG_SYS_INIT_SP_ADDR)
bic sp, sp, #7 /* 8-byte alignment for ABI compliance */
ldr r0,=0x00000000
bl board_init_f

1
arch/arm/cpu/sa1100/start.S
View file

@ -131,6 +131,7 @@ reset:
/* Set stackpointer in internal RAM to call board_init_f */
call_board_init_f:
ldr sp, =(CONFIG_SYS_INIT_SP_ADDR)
bic sp, sp, #7 /* 8-byte alignment for ABI compliance */
ldr r0,=0x00000000
bl board_init_f

2
arch/arm/lib/board.c
View file

@ -276,7 +276,7 @@ void board_init_f (ulong bootflag)
ulong addr, addr_sp;
/* Pointer is writable since we allocated a register for it */
gd = (gd_t *) (CONFIG_SYS_INIT_SP_ADDR);
gd = (gd_t *) ((CONFIG_SYS_INIT_SP_ADDR) & ~0x07);
/* compiler optimization barrier needed for GCC >= 3.4 */
__asm__ __volatile__("": : :"memory");