diff options
Diffstat (limited to 'libgloss/sparc_leon/catch_interrupt.c')
-rw-r--r-- | libgloss/sparc_leon/catch_interrupt.c | 117 |
1 files changed, 0 insertions, 117 deletions
diff --git a/libgloss/sparc_leon/catch_interrupt.c b/libgloss/sparc_leon/catch_interrupt.c deleted file mode 100644 index f55defaa6..000000000 --- a/libgloss/sparc_leon/catch_interrupt.c +++ /dev/null @@ -1,117 +0,0 @@ -/* - * Copyright (c) 2011 Aeroflex Gaisler - * - * BSD license: - * - * Permission is hereby granted, free of charge, to any person obtaining a copy - * of this software and associated documentation files (the "Software"), to deal - * in the Software without restriction, including without limitation the rights - * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell - * copies of the Software, and to permit persons to whom the Software is - * furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice shall be included in - * all copies or substantial portions of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL - * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER - * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, - * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN - * THE SOFTWARE. - */ - - -#include <asm-leon/leonstack.h> -#include <asm-leon/irq.h> -#define NULL 0 -struct irqaction *_irqtbl[32] = - { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, -0, 0, 0, 0, 0, 0, 0 }; -struct irqaction _oirqtbl[32] = - { INIT_IRQACTION, INIT_IRQACTION, INIT_IRQACTION, INIT_IRQACTION, - INIT_IRQACTION, INIT_IRQACTION, INIT_IRQACTION, INIT_IRQACTION, - INIT_IRQACTION, INIT_IRQACTION, INIT_IRQACTION, INIT_IRQACTION, - INIT_IRQACTION, INIT_IRQACTION, INIT_IRQACTION, INIT_IRQACTION, - INIT_IRQACTION, INIT_IRQACTION, INIT_IRQACTION, INIT_IRQACTION, - INIT_IRQACTION, INIT_IRQACTION, INIT_IRQACTION, INIT_IRQACTION, - INIT_IRQACTION, INIT_IRQACTION, INIT_IRQACTION, INIT_IRQACTION, - INIT_IRQACTION, INIT_IRQACTION, INIT_IRQACTION, INIT_IRQACTION -}; - -int -catch_interrupt (int func, int irq) -{ - struct irqaction *a = _irqtbl[irq]; - struct irqaction *n = &_oirqtbl[irq]; - if (irq >= 32) - return 0; - - while (a) - { - if (a == n) - { - int tmp = (int) a->handler; - a->handler = (irqhandler) func; - return tmp; - } - a = a->next; - } - n->handler = (irqhandler) func; - chained_catch_interrupt (irq, n); - return 0; -} - -void -chained_catch_interrupt (int irq, struct irqaction *a) -{ - a->next = _irqtbl[irq]; - _irqtbl[irq] = a; -} - -int no_inirq_check = 0; -int inirq[32] = { 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0 -}; -extern struct irqmp_type irqmp; - -void (*handler_irq_pre) (void) = 0; -void (*handler_irq_post) (void) = 0; -handler_irq (int irq, struct leonbare_pt_regs *pt_regs) -{ - struct irqaction *a; - - if (irq == irqmp.eirq) - irq = irqmp.addr[48] & 0x1f; - if (!irq) - irq = irqmp.eirq; - - a = _irqtbl[irq]; - - while (a) - { - if (a->handler) - { -#ifndef CONFIG_LEONBARE_NONESTEDIRQ - if (no_inirq_check || !(inirq[irq])) - { -#endif - inirq[irq]++; - if (handler_irq_pre) - handler_irq_pre (); - a->handler (irq, a->dev_id, pt_regs); - if (handler_irq_post) - handler_irq_post (); - inirq[irq]--; -#ifndef CONFIG_LEONBARE_NONESTEDIRQ - } -#endif - } - a = a->next; - } -} - -schedulehandler schedule_callback = 0; |