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-rw-r--r--cpu/ppc4xx/interrupts.c216
1 files changed, 0 insertions, 216 deletions
diff --git a/cpu/ppc4xx/interrupts.c b/cpu/ppc4xx/interrupts.c
deleted file mode 100644
index 6db8421..0000000
--- a/cpu/ppc4xx/interrupts.c
+++ /dev/null
@@ -1,216 +0,0 @@
-/*
- * (C) Copyright 2000-2002
- * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
- *
- * (C) Copyright 2002 (440 port)
- * Scott McNutt, Artesyn Communication Producs, smcnutt@artsyncp.com
- *
- * (C) Copyright 2003 (440GX port)
- * Travis B. Sawyer, Sandburst Corporation, tsawyer@sandburst.com
- *
- * (C) Copyright 2008 (PPC440X05 port for Virtex 5 FX)
- * Ricardo Ribalda-Universidad Autonoma de Madrid-ricardo.ribalda@uam.es
- * Work supported by Qtechnology (htpp://qtec.com)
- *
- * See file CREDITS for list of people who contributed to this
- * project.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
- * MA 02111-1307 USA
- */
-
-#include <common.h>
-#include <watchdog.h>
-#include <command.h>
-#include <asm/processor.h>
-#include <asm/interrupt.h>
-#include <ppc4xx.h>
-#include <ppc_asm.tmpl>
-#include <commproc.h>
-
-DECLARE_GLOBAL_DATA_PTR;
-
-/*
- * CPM interrupt vector functions.
- */
-struct irq_action {
- interrupt_handler_t *handler;
- void *arg;
- int count;
-};
-static struct irq_action irq_vecs[IRQ_MAX];
-
-#if defined(CONFIG_440)
-
-/* SPRN changed in 440 */
-static __inline__ void set_evpr(unsigned long val)
-{
- asm volatile("mtspr 0x03f,%0" : : "r" (val));
-}
-
-#else /* !defined(CONFIG_440) */
-
-static __inline__ void set_pit(unsigned long val)
-{
- asm volatile("mtpit %0" : : "r" (val));
-}
-
-
-static __inline__ void set_tcr(unsigned long val)
-{
- asm volatile("mttcr %0" : : "r" (val));
-}
-
-
-static __inline__ void set_evpr(unsigned long val)
-{
- asm volatile("mtevpr %0" : : "r" (val));
-}
-#endif /* defined(CONFIG_440 */
-
-int interrupt_init_cpu (unsigned *decrementer_count)
-{
- int vec;
- unsigned long val;
-
- /* decrementer is automatically reloaded */
- *decrementer_count = 0;
-
- /*
- * Mark all irqs as free
- */
- for (vec = 0; vec < IRQ_MAX; vec++) {
- irq_vecs[vec].handler = NULL;
- irq_vecs[vec].arg = NULL;
- irq_vecs[vec].count = 0;
- }
-
-#ifdef CONFIG_4xx
- /*
- * Init PIT
- */
-#if defined(CONFIG_440)
- val = mfspr( SPRN_TCR );
- val &= (~0x04400000); /* clear DIS & ARE */
- mtspr( SPRN_TCR, val );
- mtspr( SPRN_DEC, 0 ); /* Prevent exception after TSR clear*/
- mtspr( SPRN_DECAR, 0 ); /* clear reload */
- mtspr( SPRN_TSR, 0x08000000 ); /* clear DEC status */
- val = gd->bd->bi_intfreq/1000; /* 1 msec */
- mtspr( SPRN_DECAR, val ); /* Set auto-reload value */
- mtspr( SPRN_DEC, val ); /* Set inital val */
-#else
- set_pit(gd->bd->bi_intfreq / 1000);
-#endif
-#endif /* CONFIG_4xx */
-
-#ifdef CONFIG_ADCIOP
- /*
- * Init PIT
- */
- set_pit(66000);
-#endif
-
- /*
- * Enable PIT
- */
- val = mfspr(SPRN_TCR);
- val |= 0x04400000;
- mtspr(SPRN_TCR, val);
-
- /*
- * Set EVPR to 0
- */
- set_evpr(0x00000000);
-
- /*
- * Call uic or xilinx_irq pic_enable
- */
- pic_enable();
-
- return (0);
-}
-
-void timer_interrupt_cpu(struct pt_regs *regs)
-{
- /* nothing to do here */
- return;
-}
-
-void interrupt_run_handler(int vec)
-{
- irq_vecs[vec].count++;
-
- if (irq_vecs[vec].handler != NULL) {
- /* call isr */
- (*irq_vecs[vec].handler) (irq_vecs[vec].arg);
- } else {
- pic_irq_disable(vec);
- printf("Masking bogus interrupt vector %d\n", vec);
- }
-
- pic_irq_ack(vec);
- return;
-}
-
-void irq_install_handler(int vec, interrupt_handler_t * handler, void *arg)
-{
- /*
- * Print warning when replacing with a different irq vector
- */
- if ((irq_vecs[vec].handler != NULL) && (irq_vecs[vec].handler != handler)) {
- printf("Interrupt vector %d: handler 0x%x replacing 0x%x\n",
- vec, (uint) handler, (uint) irq_vecs[vec].handler);
- }
- irq_vecs[vec].handler = handler;
- irq_vecs[vec].arg = arg;
-
- pic_irq_enable(vec);
- return;
-}
-
-void irq_free_handler(int vec)
-{
- debug("Free interrupt for vector %d ==> %p\n",
- vec, irq_vecs[vec].handler);
-
- pic_irq_disable(vec);
-
- irq_vecs[vec].handler = NULL;
- irq_vecs[vec].arg = NULL;
- return;
-}
-
-#if defined(CONFIG_CMD_IRQ)
-int do_irqinfo(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
-{
- int vec;
-
- printf ("Interrupt-Information:\n");
- printf ("Nr Routine Arg Count\n");
-
- for (vec = 0; vec < IRQ_MAX; vec++) {
- if (irq_vecs[vec].handler != NULL) {
- printf ("%02d %08lx %08lx %d\n",
- vec,
- (ulong)irq_vecs[vec].handler,
- (ulong)irq_vecs[vec].arg,
- irq_vecs[vec].count);
- }
- }
-
- return 0;
-}
-#endif