diff options
Diffstat (limited to 'c/src/exec/score/cpu/m68k')
-rw-r--r-- | c/src/exec/score/cpu/m68k/cpu.c | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/c/src/exec/score/cpu/m68k/cpu.c b/c/src/exec/score/cpu/m68k/cpu.c index f1ffe31fe0..c34564fb32 100644 --- a/c/src/exec/score/cpu/m68k/cpu.c +++ b/c/src/exec/score/cpu/m68k/cpu.c @@ -99,8 +99,17 @@ void _CPU_ISR_install_raw_handler( #if ( M68K_HAS_VBR == 1 ) interrupt_table[ vector ] = new_handler; #else + + /* + * Install handler into RTEMS jump table and if VBR table is in + * RAM, install the pointer to the appropriate jump table slot. + * If the VBR table is in ROM, it is the BSP's responsibility to + * load it appropriately to vector to the RTEMS jump table. + */ + _CPU_ISR_jump_table[vector].isr_handler = (unsigned32) new_handler; - interrupt_table[ vector ] = (proc_ptr) &_CPU_ISR_jump_table[vector]; + if ( (unsigned32) interrupt_table != 0xFFFFFFFF ) + interrupt_table[ vector ] = (proc_ptr) &_CPU_ISR_jump_table[vector]; #endif /* M68K_HAS_VBR */ } |