diff options
Diffstat (limited to 'c/src/lib/libbsp/powerpc/eth_comm/startup/bspstart.c')
| -rw-r--r-- | c/src/lib/libbsp/powerpc/eth_comm/startup/bspstart.c | 11 |
1 files changed, 8 insertions, 3 deletions
diff --git a/c/src/lib/libbsp/powerpc/eth_comm/startup/bspstart.c b/c/src/lib/libbsp/powerpc/eth_comm/startup/bspstart.c index 5832ee1307..57381115cf 100644 --- a/c/src/lib/libbsp/powerpc/eth_comm/startup/bspstart.c +++ b/c/src/lib/libbsp/powerpc/eth_comm/startup/bspstart.c @@ -25,6 +25,7 @@ #include <rtems/libcsupport.h> #include <info.h> #include <libcpu/cpuIdent.h> +#include <libcpu/spr.h> #include <rtems/bspIo.h> boardinfo_t M860_binfo; @@ -108,6 +109,8 @@ bsp_pretasking_hook(void) #endif } +SPR_RW(SPRG0) +SPR_RW(SPRG1) void bsp_start(void) { @@ -117,7 +120,6 @@ void bsp_start(void) ppc_cpu_id_t myCpu; ppc_cpu_revision_t myCpuRevision; register unsigned char* intrStack; - register unsigned int intrNestingLevel = 0; extern void cpu_init(void); /* @@ -134,8 +136,11 @@ void bsp_start(void) */ intrStack = (((unsigned char*)&intrStackPtr) - CPU_MINIMUM_STACK_FRAME_SIZE); - asm volatile ("mtspr 273, %0" : "=r" (intrStack) : "0" (intrStack)); - asm volatile ("mtspr 272, %0" : "=r" (intrNestingLevel) : "0" (intrNestingLevel)); + + _write_SPRG1((unsigned int)intrStack); + + /* Signal them that this BSP has fixed PR288 - eventually, this should go away */ + _write_SPRG0(PPC_BSP_HAS_FIXED_PR288); /* * Install our own set of exception vectors |