diff options
Diffstat (limited to 'c/src/lib/libbsp/powerpc/shared/startup/bspstart.c')
| -rw-r--r-- | c/src/lib/libbsp/powerpc/shared/startup/bspstart.c | 14 |
1 files changed, 8 insertions, 6 deletions
diff --git a/c/src/lib/libbsp/powerpc/shared/startup/bspstart.c b/c/src/lib/libbsp/powerpc/shared/startup/bspstart.c index 24ecda103d..a28a2c4e35 100644 --- a/c/src/lib/libbsp/powerpc/shared/startup/bspstart.c +++ b/c/src/lib/libbsp/powerpc/shared/startup/bspstart.c @@ -247,7 +247,8 @@ void bsp_start( void ) #if !defined(mpc8240) && !defined(mpc8245) unsigned l2cr; #endif - register unsigned char* intrStack; + register uint32_t intrStack; + register uint32_t *intrStackPtr; unsigned char *work_space_start; ppc_cpu_id_t myCpu; ppc_cpu_revision_t myCpuRevision; @@ -307,16 +308,17 @@ void bsp_start( void ) * This could be done later (e.g in IRQ_INIT) but it helps to understand * some settings below... */ - intrStack = ((unsigned char*) __rtems_end) + - INIT_STACK_SIZE + INTR_STACK_SIZE - CPU_MINIMUM_STACK_FRAME_SIZE; + intrStack = ((uint32_t) __rtems_end) + + INIT_STACK_SIZE + INTR_STACK_SIZE - CPU_MINIMUM_STACK_FRAME_SIZE; /* make sure it's properly aligned */ - (uint32_t)intrStack &= ~(CPU_STACK_ALIGNMENT-1); + intrStack &= ~(CPU_STACK_ALIGNMENT-1); /* tag the bottom (T. Straumann 6/36/2001 <strauman@slac.stanford.edu>) */ - *((uint32_t*)intrStack) = 0; + intrStackPtr = (uint32_t*) intrStack; + *intrStackPtr = 0; - _write_SPRG1((unsigned int)intrStack); + _write_SPRG1(intrStack); /* signal them that we have fixed PR288 - eventually, this should go away */ _write_SPRG0(PPC_BSP_HAS_FIXED_PR288); |