diff options
Diffstat (limited to 'c/src/lib/libcpu/i960/i960ca/cpu_install_raw_isr.c')
-rw-r--r-- | c/src/lib/libcpu/i960/i960ca/cpu_install_raw_isr.c | 37 |
1 files changed, 0 insertions, 37 deletions
diff --git a/c/src/lib/libcpu/i960/i960ca/cpu_install_raw_isr.c b/c/src/lib/libcpu/i960/i960ca/cpu_install_raw_isr.c deleted file mode 100644 index 06b437f71a..0000000000 --- a/c/src/lib/libcpu/i960/i960ca/cpu_install_raw_isr.c +++ /dev/null @@ -1,37 +0,0 @@ -/* - * Install raw interrupt vector for i960ca - * - * $Id$ - */ - -#include <rtems.h> -#include <libcpu/i960CA.h> - -#define i960_vector_caching_enabled( _prcb ) \ - ((_prcb)->control_tbl->icon & 0x2000) - -extern i960_PRCB *Prcb; - -void _CPU_ISR_install_raw_handler( - uint32_t vector, - proc_ptr new_handler, - proc_ptr *old_handler -) -{ - i960_PRCB *prcb = Prcb; - proc_ptr *cached_intr_tbl = NULL; - - /* The i80960CA does not support vectors 0-7. The first 9 entries - * in the Interrupt Table are used to manage pending interrupts. - * Thus vector 8, the first valid vector number, is actually in - * slot 9 in the table. - */ - - *old_handler = prcb->intr_tbl[ vector + 1 ]; - - prcb->intr_tbl[ vector + 1 ] = new_handler; - - if ( i960_vector_caching_enabled( prcb ) ) - if ( (vector & 0xf) == 0x2 ) /* cacheable? */ - cached_intr_tbl[ vector >> 4 ] = new_handler; -} |