Signed-off-by: Juergen Borleis <jbe@xxxxxxxxxxxxxx> --- arch/ppc/mach-mpc5xxx/include/mach/mpc5200.h | 1 + arch/ppc/mach-mpc5xxx/start.S | 12 ++++++------ 2 files changed, 7 insertions(+), 6 deletions(-) diff --git a/arch/ppc/mach-mpc5xxx/include/mach/mpc5200.h b/arch/ppc/mach-mpc5xxx/include/mach/mpc5200.h index 35762a1..28dfa6e 100644 --- a/arch/ppc/mach-mpc5xxx/include/mach/mpc5200.h +++ b/arch/ppc/mach-mpc5xxx/include/mach/mpc5200.h @@ -37,6 +37,7 @@ #define EXC_OFF_SYS_RESET 0x0100 #define _START_OFFSET EXC_OFF_SYS_RESET +#define DEFAULT_MBAR 0x80000000 #define CFG_MBAR 0xf0000000 /* useful macros for manipulating CSx_START/STOP */ diff --git a/arch/ppc/mach-mpc5xxx/start.S b/arch/ppc/mach-mpc5xxx/start.S index 8402345..810a5bb 100644 --- a/arch/ppc/mach-mpc5xxx/start.S +++ b/arch/ppc/mach-mpc5xxx/start.S @@ -75,18 +75,18 @@ _base: _start: /* * Reset entry. When entered here we assume that MBAR is at reset default - * 0x80000000. + * DEFAULT_MBAR. */ - lis r4, 0x80000000@h - ori r4, r4, 0x80000000@l + lis r4, DEFAULT_MBAR@h + ori r4, r4, DEFAULT_MBAR@l setup_mbar: /* r4 == current MBAR */ mfmsr r5 /* save msr contents */ - /* Switch MBAR to 0xf0000000 */ - lis r3, 0xf0000000@h - ori r3, r3, 0xf0000000@l + /* Switch MBAR to its new destination */ + lis r3, CFG_MBAR@h + ori r3, r3, CFG_MBAR@l mtspr MBAR, r3 rlwinm r3, r3, 16, 16, 31 stw r3, 0(r4) -- 2.1.0 _______________________________________________ barebox mailing list barebox@xxxxxxxxxxxxxxxxxxx http://lists.infradead.org/mailman/listinfo/barebox
