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| /* SPDX-License-Identifier: GPL-2.0 */
| #include <asm/assembler.h>
|
| /*
| * Interrupt handling. Preserves r7, r8, r9
| */
| .macro arch_irq_handler_default
| get_irqnr_preamble r6, lr
| 1: get_irqnr_and_base r0, r2, r6, lr
| movne r1, sp
| @
| @ routine called with r0 = irq number, r1 = struct pt_regs *
| @
| badrne lr, 1b
| bne asm_do_IRQ
|
| #ifdef CONFIG_SMP
| /*
| * XXX
| *
| * this macro assumes that irqstat (r2) and base (r6) are
| * preserved from get_irqnr_and_base above
| */
| ALT_SMP(test_for_ipi r0, r2, r6, lr)
| ALT_UP_B(9997f)
| movne r1, sp
| badrne lr, 1b
| bne do_IPI
| #endif
| 9997:
| .endm
|
| .macro arch_irq_handler, symbol_name
| .align 5
| .global \symbol_name
| \symbol_name:
| mov r8, lr
| arch_irq_handler_default
| ret r8
| .endm
|
|
