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migrate code to AS7, including fucked up arduino import

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arduino as a library will not build with -flto. I can't figure it out. so we
waste some space compared to what platformio was building. oh well. there's
still over 1K of space left for programs.
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true
2025-04-23 01:42:39 -07:00
parent 1c34e1228f
commit 70b9fe0dd6
96 changed files with 23755 additions and 0 deletions
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103
fw/HackSpaceCon_AS7/Arduino/megatinycore/UART1.cpp Normal file
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/* UART1.cpp - Hardware serial library for USART1
* This library is free software released under LGPL 2.1.
* See License.md for more information.
* This file is part of megaTinyCore.
*
* Copyright (c) 2006 Nicholas Zambetti, Modified by
* 11/23/2006 David A. Mellis, 9/20/2010 Mark Sproul,
* 8/24/2012 Alarus, 12/3/2013 Matthijs Kooijman
* Others (unknown) 2013-2017, 2017-2021 Spence Konde
*/
#include "Arduino.h"
#include "UART.h"
#include "UART_private.h"
#if defined(USART1)
#if USE_ASM_TXC == 1
ISR(USART1_TXC_vect, ISR_NAKED) {
__asm__ __volatile__(
"push r30" "\n\t" // push the low byte of Z
"ldi r30, 0x20" "\n\t" // and put the low bit of this USART there - 0x20 * n
#if PROGMEM_SIZE > 8192
"jmp _do_txc" "\n\t"
#else
"rjmp _do_txc" "\n\t"
#endif // _do_txc pushes the other necessary registers and loads 0x08 into the high byte.
:::);
}
#elif USE_ASM_TXC == 2
ISR(USART1_TXC_vect, ISR_NAKED) {
__asm__ __volatile__(
"push r30" "\n\t"
"push r31" "\n\t"
:::);
__asm__ __volatile__(
#if PROGMEM_SIZE > 8192
"jmp _do_txc" "\n\t"
#else
"rjmp _do_txc" "\n\t"
#endif
::"z"(&Serial1));
__builtin_unreachable();
}
#else
ISR(USART1_TXC_vect) {
uint8_t ctrla;
while (USART1.STATUS & USART_RXCIF_bm) {
ctrla = USART1.RXDATAL;
}
ctrla = USART1.CTRLA;
ctrla |= USART_RXCIE_bm; // turn on receive complete
ctrla &= ~USART_TXCIE_bm; // turn off transmit complete
USART1.CTRLA = ctrla;
}
#endif
#if !(defined(USE_ASM_RXC) && (USE_ASM_RXC == 1 || USE_ASM_RXC == 2) && (SERIAL_RX_BUFFER_SIZE == 256 || SERIAL_RX_BUFFER_SIZE == 128 || SERIAL_RX_BUFFER_SIZE == 64 || SERIAL_RX_BUFFER_SIZE == 32 || SERIAL_RX_BUFFER_SIZE == 16) /* && defined(USART1)*/)
ISR(USART1_RXC_vect) {
HardwareSerial::_rx_complete_irq(Serial1);
}
#else
ISR(USART1_RXC_vect, ISR_NAKED) {
__asm__ __volatile__(
"push r30" "\n\t"
"push r31" "\n\t"
"sbi 0x1F, 0" "\n\t"
:::);
__asm__ __volatile__(
#if PROGMEM_SIZE > 8192
"jmp _do_rxc" "\n\t"
#else
"rjmp _do_rxc" "\n\t"
#endif
::"z"(&Serial1));
__builtin_unreachable();
}
#endif
#if !(defined(USE_ASM_DRE) && USE_ASM_DRE == 1 && \
(SERIAL_RX_BUFFER_SIZE == 256 || SERIAL_RX_BUFFER_SIZE == 128 || SERIAL_RX_BUFFER_SIZE == 64 || SERIAL_RX_BUFFER_SIZE == 32 || SERIAL_RX_BUFFER_SIZE == 16) && \
(SERIAL_RX_BUFFER_SIZE == 256 || SERIAL_TX_BUFFER_SIZE == 128 || SERIAL_TX_BUFFER_SIZE == 64 || SERIAL_TX_BUFFER_SIZE == 32 || SERIAL_TX_BUFFER_SIZE == 16))
ISR(USART1_DRE_vect) {
HardwareSerial::_tx_data_empty_irq(Serial1);
}
#else
ISR(USART1_DRE_vect, ISR_NAKED) {
__asm__ __volatile__(
"push r30" "\n\t"
"push r31" "\n\t"
"sbi 0x1F, 0" "\n\t"
:::);
__asm__ __volatile__(
#if PROGMEM_SIZE > 8192
"jmp _do_dre" "\n\t"
#else
"rjmp _do_dre" "\n\t"
#endif
::"z"(&Serial1));
__builtin_unreachable();
}
#endif
HardwareSerial Serial1(&USART1, 1, HWSERIAL1_MUX_DEFAULT);
#endif // HWSERIAL1