SPARC: Remove

[u-boot] / arch / sparc / cpu / leon3 / interrupts.c

diff --git a/arch/sparc/cpu/leon3/interrupts.c b/arch/sparc/cpu/leon3/interrupts.c
deleted file mode 100644 (file)
index 00c3288..0000000
--- a/arch/sparc/cpu/leon3/interrupts.c
+++ /dev/null
@@ -1,193 +0,0 @@
-/*
- * (C) Copyright 2007
- * Daniel Hellstrom, Gaisler Research, daniel@gaisler.com
- *
- * (C) Copyright 2006
- * Detlev Zundel, DENX Software Engineering, dzu@denx.de
- *
- * (C) Copyright -2003
- * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
- *
- * (C) Copyright 2001
- * Josh Huber <huber@mclx.com>, Mission Critical Linux, Inc.
- *
- * SPDX-License-Identifier:    GPL-2.0+
- */
-
-#include <asm/stack.h>
-#include <common.h>
-#include <asm/io.h>
-#include <asm/processor.h>
-#include <command.h>
-#include <asm/irq.h>
-
-#include <asm/leon.h>
-#include <ambapp.h>
-#include <grlib/irqmp.h>
-#include <grlib/gptimer.h>
-
-/* 15 normal irqs and a non maskable interrupt */
-#define NR_IRQS 15
-
-struct irq_action {
-       interrupt_handler_t *handler;
-       void *arg;
-       unsigned int count;
-};
-
-extern ambapp_dev_irqmp *irqmp;
-extern ambapp_dev_gptimer *gptimer;
-
-static struct irq_action irq_handlers[NR_IRQS] = { {0}, };
-static int spurious_irq_cnt = 0;
-static int spurious_irq = 0;
-
-static inline unsigned int irqmp_get_irqmask(unsigned int irq)
-{
-       if ((irq < 0) || (irq >= NR_IRQS)) {
-               return 0;
-       } else {
-               return (1 << irq);
-       }
-
-}
-
-static void leon3_ic_disable(unsigned int irq)
-{
-       unsigned int mask, pil;
-       if (!irqmp)
-               return;
-
-       pil = intLock();
-
-       /* get mask of interrupt */
-       mask = irqmp_get_irqmask(irq);
-
-       /* set int level */
-       irqmp->cpu_mask[0] = SPARC_NOCACHE_READ(&irqmp->cpu_mask[0]) & (~mask);
-
-       intUnlock(pil);
-}
-
-static void leon3_ic_enable(unsigned int irq)
-{
-       unsigned int mask, pil;
-       if (!irqmp)
-               return;
-
-       pil = intLock();
-
-       /* get mask of interrupt */
-       mask = irqmp_get_irqmask(irq);
-
-       /* set int level */
-       irqmp->cpu_mask[0] = SPARC_NOCACHE_READ(&irqmp->cpu_mask[0]) | mask;
-
-       intUnlock(pil);
-
-}
-
-void handler_irq(int irq, struct pt_regs *regs)
-{
-       if (irq_handlers[irq].handler) {
-               if (((unsigned int)irq_handlers[irq].handler > CONFIG_SYS_RAM_END) ||
-                   ((unsigned int)irq_handlers[irq].handler < CONFIG_SYS_RAM_BASE)
-                   ) {
-                       printf("handler_irq: bad handler: %x, irq number %d\n",
-                              (unsigned int)irq_handlers[irq].handler, irq);
-                       return;
-               }
-               irq_handlers[irq].handler(irq_handlers[irq].arg);
-               irq_handlers[irq].count++;
-       } else {
-               spurious_irq_cnt++;
-               spurious_irq = irq;
-       }
-}
-
-void leon3_force_int(int irq)
-{
-       if (!irqmp || (irq >= NR_IRQS) || (irq < 0))
-               return;
-       printf("Forcing interrupt %d\n", irq);
-
-       irqmp->iforce = SPARC_NOCACHE_READ(&irqmp->iforce) | (1 << irq);
-}
-
-/****************************************************************************/
-
-int interrupt_init_cpu(void)
-{
-
-       return (0);
-}
-
-/****************************************************************************/
-
-/*
- * Install and free a interrupt handler.
- */
-
-void irq_install_handler(int irq, interrupt_handler_t * handler, void *arg)
-{
-       if (irq < 0 || irq >= NR_IRQS) {
-               printf("irq_install_handler: bad irq number %d\n", irq);
-               return;
-       }
-
-       if (irq_handlers[irq].handler != NULL)
-               printf("irq_install_handler: 0x%08lx replacing 0x%08lx\n",
-                      (ulong) handler, (ulong) irq_handlers[irq].handler);
-
-       if (((unsigned int)handler > CONFIG_SYS_RAM_END) ||
-           ((unsigned int)handler < CONFIG_SYS_RAM_BASE)
-           ) {
-               printf("irq_install_handler: bad handler: %x, irq number %d\n",
-                      (unsigned int)handler, irq);
-               return;
-       }
-       irq_handlers[irq].handler = handler;
-       irq_handlers[irq].arg = arg;
-
-       /* enable irq on IRQMP hardware */
-       leon3_ic_enable(irq);
-
-}
-
-void irq_free_handler(int irq)
-{
-       if (irq < 0 || irq >= NR_IRQS) {
-               printf("irq_free_handler: bad irq number %d\n", irq);
-               return;
-       }
-
-       /* disable irq on IRQMP hardware */
-       leon3_ic_disable(irq);
-
-       irq_handlers[irq].handler = NULL;
-       irq_handlers[irq].arg = NULL;
-}
-
-/****************************************************************************/
-
-#if defined(CONFIG_CMD_IRQ)
-void do_irqinfo(cmd_tbl_t * cmdtp, bd_t * bd, int flag, int argc, char * const argv[])
-{
-       int irq;
-       unsigned int pil = get_pil();
-       printf("PIL level: %u\n\r", pil);
-       printf("Spurious IRQ: %u, last unknown IRQ: %d\n",
-              spurious_irq_cnt, spurious_irq);
-
-       puts("\nInterrupt-Information:\n" "Nr  Routine   Arg       Count\n");
-
-       for (irq = 0; irq < NR_IRQS; irq++) {
-               if (irq_handlers[irq].handler != NULL) {
-                       printf("%02d  %p  %p  %d\n", irq,
-                              irq_handlers[irq].handler,
-                              irq_handlers[irq].arg,
-                              irq_handlers[irq].count);
-               }
-       }
-}
-#endif