;************************************************************************** ; arch/z80/src/z180/z180_vectors.asm ; ; Licensed to the Apache Software Foundation (ASF) under one or more ; contributor license agreements. See the NOTICE file distributed with ; this work for additional information regarding copyright ownership. The ; ASF licenses this file to you under the Apache License, Version 2.0 (the ; "License"); you may not use this file except in compliance with the ; License. You may obtain a copy of the License at ; ; http://www.apache.org/licenses/LICENSE-2.0 ; ; Unless required by applicable law or agreed to in writing, software ; distributed under the License is distributed on an "AS IS" BASIS, WITHOUT ; WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the ; License for the specific language governing permissions and limitations ; under the License. ; ;************************************************************************** .title NuttX for the Z180 .module z180_vectors ;************************************************************************** ; Constants ;************************************************************************** ;************************************************************************** ; Global symbols used ;************************************************************************** .globl _up_int1 ; Vector offset 0: External /INT1 .globl _up_int2 ; Vector offset 2: External /INT2 .globl _up_prt0 ; Vector offset 4: PRT channel 0 .globl _up_prt1 ; Vector offset 6: PRT channel 1 .globl _up_dma0 ; Vector offset 8: DMA channel 0 .globl _up_dma1 ; Vector offset 8: DMA channel 1 .globl _up_csio ; Vector offset 12: Clocked serial I/O .globl _up_asci0 ; Vector offset 14: Async channel 0 .globl _up_asci1 ; Vector offset 16: Async channel 1 .globl _up_unused ; Vector offset 18: Unused ;************************************************************************** ; Interrupt Vector Table ;************************************************************************** ; The Vector Table is located at address 0x0040, between the RST vectors ; and the NMI vector .area _VECTORS (ABS) .org 0x0040 _up_vectors:: .dw _up_int1 ; Vector offset 0: External /INT1 .dw _up_int2 ; Vector offset 2: External /INT2 .dw _up_prt0 ; Vector offset 4: PRT channel 0 .dw _up_prt1 ; Vector offset 6: PRT channel 1 .dw _up_dma0 ; Vector offset 8: DMA channel 0 .dw _up_dma1 ; Vector offset 8: DMA channel 1 .dw _up_csio ; Vector offset 12: Clocked serial I/O .dw _up_asci0 ; Vector offset 14: Async channel 0 .dw _up_asci1 ; Vector offset 16: Async channel 1 .dw _up_unused ; Vector offset 18: Unused .dw _up_unused ; Vector offset 20: Unused .dw _up_unused ; Vector offset 22: Unused .dw _up_unused ; Vector offset 24: Unused .dw _up_unused ; Vector offset 26: Unused .dw _up_unused ; Vector offset 28: Unused .dw _up_unused ; Vector offset 30: Unused