From: Michel Pollet Date: Sun, 4 Apr 2010 11:24:29 +0000 (+0100) Subject: cores: Added Mega128 X-Git-Tag: v1.0a2~15 X-Git-Url: https://git.htl-mechatronik.at/public/?a=commitdiff_plain;h=93ee08fed2cd1f6ea9aa904f569d516ba3e12c00;p=sx%2Fsimavr.git cores: Added Mega128 Contributed by Tomi Leppikangas Signed-off-by: Michel Pollet --- diff --git a/simavr/cores/sim_mega128.c b/simavr/cores/sim_mega128.c new file mode 100644 index 0000000..7c53d36 --- /dev/null +++ b/simavr/cores/sim_mega128.c @@ -0,0 +1,441 @@ +/* + sim_mega128.c + + Copyright 2008, 2009 Michel Pollet + + This file is part of simavr. + + simavr is free software: you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation, either version 3 of the License, or + (at your option) any later version. + + simavr is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with simavr. If not, see . + */ + +#include +#include "sim_avr.h" +#include "sim_core_declare.h" +#include "avr_eeprom.h" +#include "avr_flash.h" +#include "avr_watchdog.h" +#include "avr_extint.h" +#include "avr_ioport.h" +#include "avr_uart.h" +#include "avr_adc.h" +#include "avr_timer.h" +#include "avr_spi.h" +#include "avr_twi.h" + +void m128_init(struct avr_t * avr); +void m128_reset(struct avr_t * avr); + +#define _AVR_IO_H_ +#define __ASSEMBLER__ +#include "avr/iom128.h" + +/* + * This is a template for all of the 128 devices, hopefuly + */ +struct mcu_t { + avr_t core; + avr_eeprom_t eeprom; + avr_flash_t selfprog; + avr_watchdog_t watchdog; + avr_extint_t extint; + avr_ioport_t porta, portb, portc, portd, porte, portf, portg; + avr_uart_t uart0,uart1; + avr_adc_t adc; + avr_timer_t timer0,timer1,timer2,timer3; + avr_spi_t spi; + avr_twi_t twi; +} mcu_mega128 = { + .core = { + .mmcu = "atmega128", + DEFAULT_CORE(4), + + .init = m128_init, + .reset = m128_reset, + + .rampz = RAMPZ, // extended program memory access + }, + AVR_EEPROM_DECLARE_NOEEPM(EE_READY_vect), + AVR_SELFPROG_DECLARE(SPMCSR, SPMEN, SPM_READY_vect), + AVR_WATCHDOG_DECLARE_128(WDTCR, _VECTOR(0)), + .extint = { + AVR_EXTINT_DECLARE(0, 'D', PD2), + AVR_EXTINT_DECLARE(1, 'D', PD3), + AVR_EXTINT_DECLARE(2, 'B', PB3), + }, + .porta = { // no PCINTs in atmega128 + .name = 'A', .r_port = PORTA, .r_ddr = DDRA, .r_pin = PINA, + }, + .portb = { + .name = 'B', .r_port = PORTB, .r_ddr = DDRB, .r_pin = PINB, + }, + .portc = { + .name = 'C', .r_port = PORTC, .r_ddr = DDRC, .r_pin = PINC, + }, + .portd = { + .name = 'D', .r_port = PORTD, .r_ddr = DDRD, .r_pin = PIND, + }, + .porte = { + .name = 'E', .r_port = PORTE, .r_ddr = DDRE, .r_pin = PINE, + }, + .portf = { + .name = 'F', .r_port = PORTF, .r_ddr = DDRF, .r_pin = PINF, + }, + .portg = { + .name = 'G', .r_port = PORTG, .r_ddr = DDRG, .r_pin = PING, + }, + + .uart0 = { + // no PRUSART .disabled = AVR_IO_REGBIT(PRR,PRUSART0), + .name = '0', + .r_udr = UDR0, + + .txen = AVR_IO_REGBIT(UCSR0B, TXEN0), + .rxen = AVR_IO_REGBIT(UCSR0B, RXEN0), + + .r_ucsra = UCSR0A, + .r_ucsrb = UCSR0B, + .r_ucsrc = UCSR0C, + .r_ubrrl = UBRR0L, + .r_ubrrh = UBRR0H, + .rxc = { + .enable = AVR_IO_REGBIT(UCSR0B, RXCIE0), + .raised = AVR_IO_REGBIT(UCSR0A, RXC0), + .vector = USART0_RX_vect, + }, + .txc = { + .enable = AVR_IO_REGBIT(UCSR0B, TXCIE0), + .raised = AVR_IO_REGBIT(UCSR0A, TXC0), + .vector = USART0_TX_vect, + }, + .udrc = { + .enable = AVR_IO_REGBIT(UCSR0B, UDRIE0), + .raised = AVR_IO_REGBIT(UCSR0A, UDRE0), + .vector = USART0_UDRE_vect, + }, + }, + .uart1 = { + // no PRUSART .disabled = AVR_IO_REGBIT(PRR,PRUSART1), + .name = '1', + .r_udr = UDR1, + + .txen = AVR_IO_REGBIT(UCSR1B, TXEN1), + .rxen = AVR_IO_REGBIT(UCSR1B, RXEN1), + + .r_ucsra = UCSR1A, + .r_ucsrb = UCSR1B, + .r_ucsrc = UCSR1C, + .r_ubrrl = UBRR1L, + .r_ubrrh = UBRR1H, + .rxc = { + .enable = AVR_IO_REGBIT(UCSR1B, RXCIE1), + .raised = AVR_IO_REGBIT(UCSR1A, RXC1), + .vector = USART1_RX_vect, + }, + .txc = { + .enable = AVR_IO_REGBIT(UCSR1B, TXCIE1), + .raised = AVR_IO_REGBIT(UCSR1A, TXC1), + .vector = USART1_TX_vect, + }, + .udrc = { + .enable = AVR_IO_REGBIT(UCSR1B, UDRIE1), + .raised = AVR_IO_REGBIT(UCSR1A, UDRE1), + .vector = USART1_UDRE_vect, + }, + }, + .adc = { + .r_admux = ADMUX, + .mux = { AVR_IO_REGBIT(ADMUX, MUX0), AVR_IO_REGBIT(ADMUX, MUX1), + AVR_IO_REGBIT(ADMUX, MUX2), AVR_IO_REGBIT(ADMUX, MUX3), + AVR_IO_REGBIT(ADMUX, MUX4),}, + .ref = { AVR_IO_REGBIT(ADMUX, REFS0), AVR_IO_REGBIT(ADMUX, REFS1)}, + .adlar = AVR_IO_REGBIT(ADMUX, ADLAR), + .r_adcsra = ADCSRA, + .aden = AVR_IO_REGBIT(ADCSRA, ADEN), + .adsc = AVR_IO_REGBIT(ADCSRA, ADSC), + // no ADATE .adate = AVR_IO_REGBIT(ADCSRA, ADATE), + .adps = { AVR_IO_REGBIT(ADCSRA, ADPS0), AVR_IO_REGBIT(ADCSRA, ADPS1), AVR_IO_REGBIT(ADCSRA, ADPS2),}, + + .r_adch = ADCH, + .r_adcl = ADCL, + + //.r_adcsrb = ADCSRB, + // .adts = { AVR_IO_REGBIT(ADCSRB, ADTS0), AVR_IO_REGBIT(ADCSRB, ADTS1), AVR_IO_REGBIT(ADCSRB, ADTS2),}, + + .adc = { + .enable = AVR_IO_REGBIT(ADCSRA, ADIE), + .raised = AVR_IO_REGBIT(ADCSRA, ADIF), + .vector = ADC_vect, + }, + }, + .timer0 = { + .name = '0', + .wgm = { AVR_IO_REGBIT(TCCR0, WGM00), AVR_IO_REGBIT(TCCR0, WGM01) }, + .wgm_op = { + [0] = AVR_TIMER_WGM_NORMAL8(), + // PHASE CORRECT + [2] = AVR_TIMER_WGM_CTC(), + [3] = AVR_TIMER_WGM_FASTPWM8(), + }, + .cs = { AVR_IO_REGBIT(TCCR0, CS00), AVR_IO_REGBIT(TCCR0, CS01), AVR_IO_REGBIT(TCCR0, CS02) }, + // .cs_div = { 0, 0, 3 /* 8 */, 6 /* 64 */, 8 /* 256 */, 10 /* 1024 */ }, + .cs_div = { 0, 0, 3 /* 8 */, 5 /* 32 */, 6 /* 64 */, 7 /* 128 */, 8 /* 256 */, 10 /* 1024 */}, + + // asynchronous timer source bit.. if set, use 32khz frequency + .as2 = AVR_IO_REGBIT(ASSR, AS0), + + .r_ocra = OCR0, + .r_tcnt = TCNT0, + + .overflow = { + .enable = AVR_IO_REGBIT(TIMSK, TOIE0), + .raised = AVR_IO_REGBIT(TIFR, TOV0), + .vector = TIMER0_OVF_vect, + }, + .compa = { + .enable = AVR_IO_REGBIT(TIMSK, OCIE0), + .raised = AVR_IO_REGBIT(TIFR, OCF0), + .vector = TIMER0_COMP_vect, + }, + }, + .timer1 = { + .name = '1', + .wgm = { AVR_IO_REGBIT(TCCR1A, WGM10), AVR_IO_REGBIT(TCCR1A, WGM11), + AVR_IO_REGBIT(TCCR1B, WGM12), AVR_IO_REGBIT(TCCR1B, WGM13) }, + .wgm_op = { + [0] = AVR_TIMER_WGM_NORMAL16(), + // TODO: 1 PWM phase corret 8bit + // 2 PWM phase corret 9bit + // 3 PWM phase corret 10bit + [4] = AVR_TIMER_WGM_CTC(), + [5] = AVR_TIMER_WGM_FASTPWM8(), + [6] = AVR_TIMER_WGM_FASTPWM9(), + [7] = AVR_TIMER_WGM_FASTPWM10(), + // TODO: 8, 9 PWM phase and freq correct ICR & 10, 11 + [12] = AVR_TIMER_WGM_ICCTC(), + [14] = AVR_TIMER_WGM_ICPWM(), + [15] = AVR_TIMER_WGM_OCPWM(), + }, + .cs = { AVR_IO_REGBIT(TCCR1B, CS10), AVR_IO_REGBIT(TCCR1B, CS11), AVR_IO_REGBIT(TCCR1B, CS12) }, + .cs_div = { 0, 0, 3 /* 8 */, 6 /* 64 */, 8 /* 256 */, 10 /* 1024 */ /* TODO: 2 External clocks */}, + + .r_ocra = OCR1AL, + .r_ocrb = OCR1BL, + .r_ocrc = OCR1CL, + .r_tcnt = TCNT1L, + .r_icr = ICR1L, + .r_icrh = ICR1H, + .r_ocrah = OCR1AH, // 16 bits timers have two bytes of it + .r_ocrbh = OCR1BH, + .r_ocrch = OCR1CH, + .r_tcnth = TCNT1H, + + .overflow = { + .enable = AVR_IO_REGBIT(TIMSK, TOIE1), + .raised = AVR_IO_REGBIT(TIFR, TOV1), + .vector = TIMER1_OVF_vect, + }, + .compa = { + .enable = AVR_IO_REGBIT(TIMSK, OCIE1A), + .raised = AVR_IO_REGBIT(TIFR, OCF1A), + .vector = TIMER1_COMPA_vect, + }, + .compb = { + .enable = AVR_IO_REGBIT(TIMSK, OCIE1B), + .raised = AVR_IO_REGBIT(TIFR, OCF1B), + .vector = TIMER1_COMPB_vect, + }, + .compc = { + .enable = AVR_IO_REGBIT(ETIMSK, OCIE1C), + .raised = AVR_IO_REGBIT(ETIFR, OCF1C), + .vector = TIMER1_COMPC_vect, + }, + .icr = { + .enable = AVR_IO_REGBIT(TIMSK, TICIE1), + .raised = AVR_IO_REGBIT(TIFR, ICF1), + .vector = TIMER1_CAPT_vect, + }, + }, + .timer2 = { + .name = '2', + .wgm = { AVR_IO_REGBIT(TCCR2, WGM20), AVR_IO_REGBIT(TCCR2, WGM21) }, + .wgm_op = { + [0] = AVR_TIMER_WGM_NORMAL8(), + // TODO 1 pwm phase correct + [2] = AVR_TIMER_WGM_CTC(), + [3] = AVR_TIMER_WGM_FASTPWM8(), + }, + .cs = { AVR_IO_REGBIT(TCCR2, CS20), AVR_IO_REGBIT(TCCR2, CS21), AVR_IO_REGBIT(TCCR2, CS22) }, + .cs_div = { 0, 0, 3 /* 8 */, 6 /* 64 */, 8 /* 256 */, 10 /* 1024 */ /* TODO external clock */ }, + + .r_ocra = OCR2, + .r_tcnt = TCNT2, + + .overflow = { + .enable = AVR_IO_REGBIT(TIMSK, TOIE2), + .raised = AVR_IO_REGBIT(TIFR, TOV2), + .vector = TIMER2_OVF_vect, + }, + .compa = { // compa is just COMP + .enable = AVR_IO_REGBIT(TIMSK, OCIE2), + .raised = AVR_IO_REGBIT(TIFR, OCF2), + .vector = TIMER2_COMP_vect, + }, + }, + .timer3 = { + .name = '3', + .wgm = { AVR_IO_REGBIT(TCCR3A, WGM30), AVR_IO_REGBIT(TCCR3A, WGM31), + AVR_IO_REGBIT(TCCR3B, WGM32), AVR_IO_REGBIT(TCCR3B, WGM33) }, + .wgm_op = { + [0] = AVR_TIMER_WGM_NORMAL16(), + // TODO: 1 PWM phase corret 8bit + // 2 PWM phase corret 9bit + // 3 PWM phase corret 10bit + [4] = AVR_TIMER_WGM_CTC(), + [5] = AVR_TIMER_WGM_FASTPWM8(), + [6] = AVR_TIMER_WGM_FASTPWM9(), + [7] = AVR_TIMER_WGM_FASTPWM10(), + // TODO: 8 PWM phase and freq corret ICR + // 9 PWM phase and freq corret OCR + // 10 + // 11 + [12] = AVR_TIMER_WGM_ICCTC(), + [14] = AVR_TIMER_WGM_ICPWM(), + [15] = AVR_TIMER_WGM_OCPWM(), + }, + .cs = { AVR_IO_REGBIT(TCCR3B, CS30), AVR_IO_REGBIT(TCCR3B, CS31), AVR_IO_REGBIT(TCCR3B, CS32) }, + .cs_div = { 0, 0, 3 /* 8 */, 6 /* 64 */, 8 /* 256 */, 10 /* 1024 */ /* TODO: 2 External clocks */}, + + .r_ocra = OCR3AL, + .r_ocrb = OCR3BL, + .r_ocrc = OCR3CL, + .r_tcnt = TCNT3L, + .r_icr = ICR3L, + .r_icrh = ICR3H, + .r_ocrah = OCR3AH, // 16 bits timers have two bytes of it + .r_ocrbh = OCR3BH, + .r_ocrch = OCR3CH, + .r_tcnth = TCNT3H, + + .overflow = { + .enable = AVR_IO_REGBIT(ETIMSK, TOIE3), + .raised = AVR_IO_REGBIT(ETIFR, TOV3), + .vector = TIMER3_OVF_vect, + }, + .compa = { + .enable = AVR_IO_REGBIT(ETIMSK, OCIE3A), + .raised = AVR_IO_REGBIT(ETIFR, OCF3A), + .vector = TIMER3_COMPA_vect, + }, + .compb = { + .enable = AVR_IO_REGBIT(ETIMSK, OCIE3B), + .raised = AVR_IO_REGBIT(ETIFR, OCF3B), + .vector = TIMER3_COMPB_vect, + }, + .compc = { + .enable = AVR_IO_REGBIT(ETIMSK, OCIE3C), + .raised = AVR_IO_REGBIT(ETIFR, OCF3C), + .vector = TIMER3_COMPC_vect, + }, + .icr = { + .enable = AVR_IO_REGBIT(ETIMSK, TICIE3), + .raised = AVR_IO_REGBIT(ETIFR, ICF3), + .vector = TIMER3_CAPT_vect, + }, + }, + .spi = { + + .r_spdr = SPDR, + .r_spcr = SPCR, + .r_spsr = SPSR, + + .spe = AVR_IO_REGBIT(SPCR, SPE), + .mstr = AVR_IO_REGBIT(SPCR, MSTR), + + .spr = { AVR_IO_REGBIT(SPCR, SPR0), AVR_IO_REGBIT(SPCR, SPR1), AVR_IO_REGBIT(SPSR, SPI2X) }, + .spi = { + .enable = AVR_IO_REGBIT(SPCR, SPIE), + .raised = AVR_IO_REGBIT(SPSR, SPIF), + .vector = SPI_STC_vect, + }, + }, + + .twi = { + + .r_twcr = TWCR, + .r_twsr = TWSR, + .r_twbr = TWBR, + .r_twdr = TWDR, + .r_twar = TWAR, + // no .r_twamr = TWAMR, + + .twen = AVR_IO_REGBIT(TWCR, TWEN), + .twea = AVR_IO_REGBIT(TWCR, TWEA), + .twsta = AVR_IO_REGBIT(TWCR, TWSTA), + .twsto = AVR_IO_REGBIT(TWCR, TWSTO), + .twwc = AVR_IO_REGBIT(TWCR, TWWC), + + .twsr = AVR_IO_REGBITS(TWSR, TWS3, 0x1f), // 5 bits + .twps = AVR_IO_REGBITS(TWSR, TWPS0, 0x3), // 2 bits + + .twi = { + .enable = AVR_IO_REGBIT(TWCR, TWIE), + .raised = AVR_IO_REGBIT(TWSR, TWINT), + .vector = TWI_vect, + }, + }, + +}; + +static avr_t * make() +{ + return &mcu_mega128.core; +} + +avr_kind_t mega128 = { + .names = { "mega128", "mega128L" }, + .make = make +}; + +void m128_init(struct avr_t * avr) +{ + struct mcu_t * mcu = (struct mcu_t*)avr; + + printf("%s init\n", avr->mmcu); + + avr_eeprom_init(avr, &mcu->eeprom); + avr_flash_init(avr, &mcu->selfprog); + avr_extint_init(avr, &mcu->extint); + avr_watchdog_init(avr, &mcu->watchdog); + avr_ioport_init(avr, &mcu->porta); + avr_ioport_init(avr, &mcu->portb); + avr_ioport_init(avr, &mcu->portc); + avr_ioport_init(avr, &mcu->portd); + avr_ioport_init(avr, &mcu->porte); + avr_ioport_init(avr, &mcu->portf); + avr_ioport_init(avr, &mcu->portg); + avr_uart_init(avr, &mcu->uart0); + avr_uart_init(avr, &mcu->uart1); + avr_adc_init(avr, &mcu->adc); + avr_timer_init(avr, &mcu->timer0); + avr_timer_init(avr, &mcu->timer1); + avr_timer_init(avr, &mcu->timer2); + avr_timer_init(avr, &mcu->timer3); + avr_spi_init(avr, &mcu->spi); + avr_twi_init(avr, &mcu->twi); +} + +void m128_reset(struct avr_t * avr) +{ +// struct mcu_t * mcu = (struct mcu_t*)avr; +} diff --git a/simavr/sim/sim_avr.c b/simavr/sim/sim_avr.c index e163f36..d15f7f2 100644 --- a/simavr/sim/sim_avr.c +++ b/simavr/sim/sim_avr.c @@ -198,6 +198,7 @@ extern avr_kind_t tiny2313; extern avr_kind_t tiny25,tiny45,tiny85; extern avr_kind_t mega48,mega88,mega168,mega328; extern avr_kind_t mega164,mega324,mega644; +extern avr_kind_t mega128; avr_kind_t * avr_kind[] = { &tiny13, @@ -205,6 +206,7 @@ avr_kind_t * avr_kind[] = { &tiny25, &tiny45, &tiny85, &mega48, &mega88, &mega168, &mega328, &mega164, &mega324, &mega644, + &mega128, NULL };