4 Copyright 2008, 2009 Michel Pollet <buserror@gmail.com>
6 This file is part of simavr.
8 simavr is free software: you can redistribute it and/or modify
9 it under the terms of the GNU General Public License as published by
10 the Free Software Foundation, either version 3 of the License, or
11 (at your option) any later version.
13 simavr is distributed in the hope that it will be useful,
14 but WITHOUT ANY WARRANTY; without even the implied warranty of
15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 GNU General Public License for more details.
18 You should have received a copy of the GNU General Public License
19 along with simavr. If not, see <http://www.gnu.org/licenses/>.
22 #include </usr/include/stdio.h>
24 #include "sim_core_declare.h"
25 #include "avr_eeprom.h"
26 #include "avr_ioport.h"
28 #include "avr_timer8.h"
32 #include "avr/iom644.h"
34 static void init(struct avr_t * avr);
35 static void reset(struct avr_t * avr);
41 avr_ioport_t porta, portb, portc, portd;
42 avr_uart_t uart0,uart1;
43 avr_timer8_t timer0,timer2;
58 .eepm = { AVR_IO_REGBIT(EECR, EEPM0), AVR_IO_REGBIT(EECR, EEPM1) },
59 .eempe = AVR_IO_REGBIT(EECR, EEMPE),
60 .eepe = AVR_IO_REGBIT(EECR, EEPE),
61 .eere = AVR_IO_REGBIT(EECR, EERE),
63 .enable = AVR_IO_REGBIT(EECR, EERIE),
64 .vector = EE_READY_vect,
68 .name = 'A', .r_port = PORTA, .r_ddr = DDRA, .r_pin = PINA,
70 .enable = AVR_IO_REGBIT(PCICR, PCIE0),
71 .raised = AVR_IO_REGBIT(PCIFR, PCIF0),
72 .vector = PCINT0_vect,
77 .name = 'B', .r_port = PORTB, .r_ddr = DDRB, .r_pin = PINB,
79 .enable = AVR_IO_REGBIT(PCICR, PCIE1),
80 .raised = AVR_IO_REGBIT(PCIFR, PCIF1),
81 .vector = PCINT1_vect,
86 .name = 'C', .r_port = PORTC, .r_ddr = DDRC, .r_pin = PINC,
88 .enable = AVR_IO_REGBIT(PCICR, PCIE2),
89 .raised = AVR_IO_REGBIT(PCIFR, PCIF2),
90 .vector = PCINT2_vect,
95 .name = 'D', .r_port = PORTD, .r_ddr = DDRD, .r_pin = PIND,
97 .enable = AVR_IO_REGBIT(PCICR, PCIE3),
98 .raised = AVR_IO_REGBIT(PCIFR, PCIF3),
99 .vector = PCINT3_vect,
105 .disabled = AVR_IO_REGBIT(PRR,PRUSART0),
108 .udre = AVR_IO_REGBIT(UCSR0A, UDRE0),
116 .enable = AVR_IO_REGBIT(UCSR0B, RXCIE0),
117 .vector = USART0_RX_vect,
120 .enable = AVR_IO_REGBIT(UCSR0B, TXCIE0),
121 .vector = USART0_TX_vect,
124 .enable = AVR_IO_REGBIT(UCSR0B, UDRIE0),
125 .vector = USART0_UDRE_vect,
129 .disabled = AVR_IO_REGBIT(PRR,PRUSART1),
132 .udre = AVR_IO_REGBIT(UCSR1A, UDRE1),
140 .enable = AVR_IO_REGBIT(UCSR1B, RXCIE1),
141 .vector = USART1_RX_vect,
144 .enable = AVR_IO_REGBIT(UCSR1B, TXCIE1),
145 .vector = USART1_TX_vect,
148 .enable = AVR_IO_REGBIT(UCSR1B, UDRIE1),
149 .vector = USART1_UDRE_vect,
155 .wgm = { AVR_IO_REGBIT(TCCR0A, WGM00), AVR_IO_REGBIT(TCCR0A, WGM01), AVR_IO_REGBIT(TCCR0B, WGM02) },
156 .cs = { AVR_IO_REGBIT(TCCR0B, CS00), AVR_IO_REGBIT(TCCR0B, CS01), AVR_IO_REGBIT(TCCR0B, CS02) },
157 .cs_div = { 0, 0, 3 /* 8 */, 6 /* 64 */, 8 /* 256 */, 10 /* 1024 */ },
164 .enable = AVR_IO_REGBIT(TIMSK0, TOIE0),
165 .raised = AVR_IO_REGBIT(TIFR0, TOV0),
166 .vector = TIMER0_OVF_vect,
169 .enable = AVR_IO_REGBIT(TIMSK0, OCIE0A),
170 .raised = AVR_IO_REGBIT(TIFR0, OCF0A),
171 .vector = TIMER0_COMPA_vect,
174 .enable = AVR_IO_REGBIT(TIMSK0, OCIE0B),
175 .raised = AVR_IO_REGBIT(TIFR0, OCF0B),
176 .vector = TIMER0_COMPB_vect,
181 .wgm = { AVR_IO_REGBIT(TCCR2A, WGM20), AVR_IO_REGBIT(TCCR2A, WGM21), AVR_IO_REGBIT(TCCR2B, WGM22) },
182 .cs = { AVR_IO_REGBIT(TCCR2B, CS20), AVR_IO_REGBIT(TCCR2B, CS21), AVR_IO_REGBIT(TCCR2B, CS22) },
183 .cs_div = { 0, 0, 3 /* 8 */, 5 /* 32 */, 6 /* 64 */, 7 /* 128 */, 8 /* 256 */, 10 /* 1024 */ },
189 // asynchronous timer source bit.. if set, use 32khz frequency
190 .as2 = AVR_IO_REGBIT(ASSR, AS2),
193 .enable = AVR_IO_REGBIT(TIMSK2, TOIE2),
194 .raised = AVR_IO_REGBIT(TIFR2, TOV2),
195 .vector = TIMER2_OVF_vect,
198 .enable = AVR_IO_REGBIT(TIMSK2, OCIE2A),
199 .raised = AVR_IO_REGBIT(TIFR2, OCF2A),
200 .vector = TIMER2_COMPA_vect,
203 .enable = AVR_IO_REGBIT(TIMSK2, OCIE2B),
204 .raised = AVR_IO_REGBIT(TIFR2, OCF2B),
205 .vector = TIMER2_COMPB_vect,
210 static avr_t * make()
215 avr_kind_t mega644 = {
216 .names = { "atmega644", "atmega644p" },
220 static void init(struct avr_t * avr)
222 struct mcu_t * mcu = (struct mcu_t*)avr;
224 printf("%s init\n", avr->mmcu);
226 avr_eeprom_init(avr, &mcu->eeprom);
227 avr_ioport_init(avr, &mcu->porta);
228 avr_ioport_init(avr, &mcu->portb);
229 avr_ioport_init(avr, &mcu->portc);
230 avr_ioport_init(avr, &mcu->portd);
231 avr_uart_init(avr, &mcu->uart0);
232 avr_uart_init(avr, &mcu->uart1);
233 avr_timer8_init(avr, &mcu->timer0);
234 avr_timer8_init(avr, &mcu->timer2);
237 static void reset(struct avr_t * avr)
239 // struct mcu_t * mcu = (struct mcu_t*)avr;