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Diffstat (limited to 'c/src/lib/libbsp/i960/rxgen960/startup/setvec.c')
-rw-r--r--c/src/lib/libbsp/i960/rxgen960/startup/setvec.c200
1 files changed, 0 insertions, 200 deletions
diff --git a/c/src/lib/libbsp/i960/rxgen960/startup/setvec.c b/c/src/lib/libbsp/i960/rxgen960/startup/setvec.c
deleted file mode 100644
index e017e81a70..0000000000
--- a/c/src/lib/libbsp/i960/rxgen960/startup/setvec.c
+++ /dev/null
@@ -1,200 +0,0 @@
-/* set_vector
- *
- * This routine attempts to perform all "generic" interrupt initialization
- * for the specified XINT line.
- *
- * INPUT:
- * func - interrupt handler entry point
- * xint - external interrupt line
- * type - 0 indicates raw hardware connect
- * 1 indicates RTEMS interrupt connect
- *
- * RETURNS:
- * address of previous interrupt handler
- *
- * COPYRIGHT (c) 1989-1997.
- * On-Line Applications Research Corporation (OAR).
- *
- * The license and distribution terms for this file may in
- * the file LICENSE in this distribution or at
- * http://www.rtems.com/license/LICENSE.
- *
- * $Id$
- */
-/*
- * i960rp specific function added
- */
-
-#include <rtems.h>
-#include <bsp.h>
-
-#include <stdio.h>
-
-void print_prcb();
-void print_intr_info();
-void print_ipnd_imsk();
-
-unsigned int Xint_2_Group_Map[8] = { 0, 1, 2, 5, 7, 3, 6, 4 };
-
-i960_isr_entry old_set_vector( /* returns old vector */
- rtems_isr_entry func, /* isr routine */
- unsigned int xint, /* XINT number */
- unsigned int type /* RTEMS or RAW */
-)
-{
- i960_isr_entry *intr_tbl, *cached_intr_tbl;
- i960_isr_entry saved_intr;
- unsigned int vector, group, nibble;
- unsigned int *imap;
-
- if ( xint > 7 )
- exit( 0x80 );
-
- cached_intr_tbl = (i960_isr_entry *) 0;
- intr_tbl = (i960_isr_entry *) Prcb->intr_tbl;
- group = Xint_2_Group_Map[xint]; /* remap XINT to group */
- vector = (group << 4) + 2; /* direct vector num */
-
- if ( type )
- rtems_interrupt_catch( func, vector, (rtems_isr_entry *) &saved_intr );
- else {
- saved_intr = (i960_isr_entry) intr_tbl[ vector ];
- /* return old vector */
- intr_tbl[ vector + 1 ] = /* normal vector table */
- cached_intr_tbl[ group ] = (i960_isr_entry) func; /* cached vector */
- }
-
- if ( xint <= 3 ) imap = &Ctl_tbl->imap0; /* updating IMAP0 */
- else imap = &Ctl_tbl->imap1; /* updating IMAP1 */
- nibble = (xint % 4) * 4;
- *imap &= ~(0xf << nibble);
- *imap |= group << nibble;
-
- Ctl_tbl->icon &= ~0x00000400; /* enable global interrupts */
- Ctl_tbl->icon |= 0x00004000; /* fast sampling mode */
- switch ( xint ) {
- case 0: Ctl_tbl->icon |= 0x00000004; break;
- case 1: Ctl_tbl->icon |= 0x00000008; break;
- case 2: Ctl_tbl->icon &= ~0x00000010; break;
- case 4: Ctl_tbl->icon &= ~0x00000040; break;
- case 5: Ctl_tbl->icon |= 0x00000080; break;
- case 6: Ctl_tbl->icon &= ~0x00000100; break;
- default: exit( 0x81 ); break; /* unsupported */
- }
-
-#if defined (i960ca)
- if ( xint == 4 ) { /* reprogram MCON for SQSIO4 */
- Ctl_tbl->mcon12 = 0x00002012; /* MCON12 - 0xCxxxxxxx */
- Ctl_tbl->mcon13 = 0x00000000; /* MCON13 - 0xDxxxxxxx */
- i960_reload_ctl_group( 5 ); /* update MCON12-MCON15 */
- }
-#endif;
-
- i960_unmask_intr( xint ); /* update IMSK */
- i960_reload_ctl_group( 1 ); /* update IMAP?/ICON */
- return( saved_intr ); /* return old vector */
-}
-
-/* note: this needs a little fix up work for XINTs */
-i960_isr_entry set_vector( /* returns old vector */
- rtems_isr_entry func, /* isr routine */
- unsigned int vector, /* vector number */
- unsigned int type /* RTEMS or RAW */
-)
-{
- i960_isr_entry *intr_tbl, *cached_intr_tbl;
- i960_isr_entry saved_intr;
- unsigned int vect_idx, group, nibble;
- unsigned int *imap;
- unsigned int imask;
- unsigned int vec_idx;
- volatile unsigned int *ipnd = (unsigned int *) IPND_ADDR;
- volatile unsigned int *imsk = (unsigned int *) IMSK_ADDR;
-
- cached_intr_tbl = (i960_isr_entry *) 0;
- intr_tbl = (i960_isr_entry *) Prcb->intr_tbl;
-
- vec_idx = vector >> 4;
- if ( type )
- {
- rtems_interrupt_catch( func, vector, (rtems_isr_entry *) &saved_intr );
- return (saved_intr);
- }
- else {
- saved_intr = (i960_isr_entry) intr_tbl[ vect_idx ];
- /* return old vector */
- intr_tbl[ vector ] = /* normal vector table */
- cached_intr_tbl[ vec_idx ] = (i960_isr_entry) func; /* cached vector */
- }
-
- if( vec_idx > 8)
- imask = 0x1000 << (vec_idx - 9);
- else
- imask = 0x1 << (vec_idx - 1);
- *ipnd &= ~(imask);
- *imsk |= (imask);
-
- return( saved_intr ); /* return old vector */
-}
-
-i960_isr_entry set_tmr_vector( /* returns old vector */
- rtems_isr_entry func, /* isr routine */
- unsigned int vector, /* vector number */
- unsigned int tmrno /* which timer? */
-)
-{
-#if defined(i960ca)
- saved_intr = NULL;
-#else
- volatile i960_isr_entry *intr_tbl;
- volatile i960_isr_entry saved_intr;
- volatile unsigned int *imap2 = (unsigned int *) IMAP2_ADDR;
- volatile unsigned int *isr = (unsigned int *) (4*(vector >> 4));
-
- intr_tbl = (i960_isr_entry *) Prcb->intr_tbl;
- saved_intr = (i960_isr_entry) intr_tbl[ vector ];
- intr_tbl[vector] = (((int) func) | 0x2); /* set IN_CACHE_IH flag */
- *isr = (unsigned int) func | 0x2;
-
- if (tmrno) /* timer 1 */
- {
- *imap2 = (*imap2 & 0xff0fffff) | (((vector >> 4) & 0xf) << 20);
- }
- else /* timer 0 */
- {
- *imap2 = (*imap2 & 0xfff0ffff) | (((vector >> 4) & 0xf) << 16);
- }
-
-#endif
- return( saved_intr ); /* return old vector */
-}
-
-void print_prcb()
-{
- printf( "fault_table =0x%p\n", Prcb->fault_tbl );
- printf( "control_tbl =0x%p\n", Prcb->control_tbl );
- printf( "AC mask ov =0x%x\n", Prcb->initial_ac );
- printf( "fltconfig =0x%x\n", Prcb->fault_config );
- printf( "intr tbl =0x%p\n", Prcb->intr_tbl );
- printf( "systable =0x%p\n", Prcb->sys_proc_tbl );
- printf( "reserved =0x%x\n", Prcb->reserved );
- printf( "isr stk =0x%p\n", Prcb->intr_stack );
- printf( "ins cache =0x%x\n", Prcb->ins_cache_cfg );
- printf( "reg cache =0x%x\n", Prcb->reg_cache_cfg );
-}
-
-void print_intr_info()
-{
- printf( "prcb =0x%p\n", Prcb );
- printf( "ctl_tbl =0x%p\n", Ctl_tbl );
- printf( "intr_tbl=0x%p\n", Prcb->intr_tbl );
- printf( "IMAP0 = 0x%x\n", Ctl_tbl->imap0 );
- printf( "IMAP1 = 0x%x\n", Ctl_tbl->imap1 );
- print_ipnd_imsk();
-}
-
-void print_ipnd_imsk()
-{
- printf(" IPEND = 0x%x\n", i960_pend_intrs() );
- printf(" IMASK = 0x%x\n", i960_mask_intrs() );
-}
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