nuttx/arch/z80/src/z180/z180_romvectors.asm
Alin Jerpelea 4802b096c5 arch: z80: Author Gregory Nutt: update licenses to Apache
Gregory Nutt has submitted the SGA and we can migrate the licenses
 to Apache.

Signed-off-by: Alin Jerpelea <alin.jerpelea@sony.com>
2021-03-31 09:17:54 -07:00

69 lines
2.9 KiB
NASM

;**************************************************************************
; arch/z80/src/z180/z180_romvectors.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_romvectors
;**************************************************************************
; 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 start of the _VECTORS area must be set by the linker to lie at some
; 32-byte-aligned address
.area _VECTORS
_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