#------------------------------------------------------------------------------ # # Get LoongArch interrupt status # # Copyright (c) 2022, Loongson Technology Corporation Limited. All rights reserved.
# # SPDX-License-Identifier: BSD-2-Clause-Patent # #------------------------------------------------------------------------------ ASM_GLOBAL ASM_PFX(GetInterruptState) #/** # Retrieves the current CPU interrupt state. # # Returns TRUE means interrupts are currently enabled. Otherwise, # returns FALSE. # # @retval TRUE CPU interrupts are enabled. # @retval FALSE CPU interrupts are disabled. # #**/ ASM_PFX(GetInterruptState): li.w $t1, 0x4 csrrd $t0, 0x0 and $t0, $t0, $t1 beqz $t0, 1f li.w $a0, 0x1 b 2f 1: li.w $a0, 0x0 2: jirl $zero, $ra, 0 .end