138 lines
4.6 KiB
C
138 lines
4.6 KiB
C
/****************************************************************************
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* boards/z80/ez80/ez80f910200zco/src/ez80f910200zco.h
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed with
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* this work for additional information regarding copyright ownership. The
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* ASF licenses this file to you under the Apache License, Version 2.0 (the
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* "License"); you may not use this file except in compliance with the
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* License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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* License for the specific language governing permissions and limitations
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* under the License.
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*
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****************************************************************************/
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#ifndef __BOARDS_Z80_EZ80_EZ80F910200ZCO_SRC_EZ80F910200ZCO_H
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#define __BOARDS_Z80_EZ80_EZ80F910200ZCO_SRC_EZ80F910200ZCO_H
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/****************************************************************************
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* Included Files
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****************************************************************************/
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#ifndef __ASSEMBLY__
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# include <stdint.h>
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#endif
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/****************************************************************************
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* Pre-processor Definitions
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****************************************************************************/
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/* Memory map. Board-specific extensions to the basic ez80f91 memory map
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* (see arch/z80/src/ez80/ez80f91.h
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*/
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/* CS0: 0x000000 256Kb of on-chip flash */
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#define EZ80_OFFCHIPFLASH 0x400000 /* CS0: Off chip flash (Up to 4Mb-256Kb) */
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#define EZ80_LEDGPIOCNTRL 0x800000 /* CS2: (See below) */
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#define EZ80_PLTFMSRAM 0xb80000 /* CS2: Platform SRAM (512Kb) */
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#define EZ80_MODULESRAM 0xc00000 /* CS1: Module SRAM (up to 2Mb) */
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/* 0xffc000 On-chip EMAC SRAM (8Kb) */
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/* 0xffe000 On-chip SRAM (8Kb) */
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/* LED and port emulation memory register addresses */
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#define EZ80_LEDANODE 0x800000 /* WR: LED anode/GPIO port output control */
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#define EZ80_GPIOCNTRL EZ80_LEDANODE
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#define EZ80_LEDCATHODE 0x800001 /* WR: LED cathode/Modem/Trig */
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#define EZ80_MODEM EZ80_LEDCATHODE
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#define EZ80_TRIGGERS EZ80_LEDCATHODE
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#define EZ80_GPIODATA 0x800002 /* RD/WR: GPIO data */
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#define ez80_getmmreg8(a) (*(uint8_t*)(a))
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#define ez80_putmmreg8(v,a) (*(uint8_t*)(a) = (v))
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/* LED anode/GPIO port output control bit definitions */
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#define EZ80_ANODECOL1 0x01
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#define EZ80_ANODECOL2 0x02
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#define EZ80_ANODECOL3 0x04
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#define EZ80_ANODECOL4 0x08
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#define EZ80_ANODECOL5 0x10
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#define EZ80_ANODECOL6 0x20
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#define EZ80_ANODECOL7 0x40
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#define EZ80_GPIOOUTPUT 0x80
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/* LED cathode/Modem/Trig bit definitions */
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#define EZ80_CATHODEROW5 0x01
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#define EZ80_CATHODEROW4 0x02
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#define EZ80_CATHODEROW3 0x04
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#define EZ80_CATHODEROW2 0x08
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#define EZ80_CATHODEROW1 0x10
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#define EZ80_MODEMRESET 0x20
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#define EZ80_TRIG1 0x40
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#define EZ80_TRIG2 0x80
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/* GPIO data bit definitions */
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#define EZ80_GPIOD0 0x01
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#define EZ80_GPIOD1 0x02
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#define EZ80_GPIOD2 0x04
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#define EZ80_GPIOD3 0x08
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#define EZ80_GPIOD4 0x10
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#define EZ80_GPIOD5 0x20
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#define EZ80_GPIOD6 0x40
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#define EZ80_GPIOD7 0x80
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/* Modem Signals:
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*
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* DCD:
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* The Data Carrier Detect (DCD) signal at D1 indicates that a good carrier
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* signal is being received from the remove mode.
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* RX:
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* The RX signal at D2 indicates that data is received from the modem.
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* DTR:
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* The Data Terminal Ready (DTR) signal at D3 informs the modem that the PC
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* is ready.
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* TX:
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* The TX signal at D4 indicates that data is transmitted to the modem.
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*/
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/* Push buttons:
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*
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* PB0 SW1 Bit 0 of GPIO Port B
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* PB1 SW2 Bit 1 of GPIO Port B
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* PB2 SW3 Bit 2 of GPIO Port B
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* RESET SW4
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*/
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#define EZ80_PB0_IRQ EZ80_PORTB0_IRQ /* Vector Oxa0 */
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#define EZ80_PB1_IRQ EZ80_PORTB1_IRQ /* Vector Oxa4 */
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#define EZ80_PB2_IRQ EZ80_PORTB2_IRQ /* Vector Oxa8 */
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/****************************************************************************
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* Public Functions Definitions
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****************************************************************************/
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#undef EXTERN
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#if defined(__cplusplus)
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#define EXTERN extern "C"
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extern "C"
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{
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#else
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#define EXTERN extern
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#endif
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#undef EXTERN
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#if defined(__cplusplus)
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}
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#endif
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#endif /* __BOARDS_Z80_EZ80_EZ80F910200ZCO_SRC_EZ80F910200ZCO_H */
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