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mouse systems serial mouse prototype working

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dekunukem
2022-05-08 23:14:19 +01:00
parent 2fd241caa1
commit c23d2a2f61
20 changed files with 2023 additions and 2802 deletions
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117
firmware/ibmpc/Src/main.c
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@@ -84,8 +84,11 @@ uint8_t ps2kb_host_cmd, ps2mouse_host_cmd, buffered_code, buffered_value, ps2mou
mouse_event latest_mouse_event;
gamepad_event latest_gamepad_event;
ps2_outgoing_buf my_ps2_outbuf;
#define SERIAL_MOUSE_BUF_SIZE 3
uint8_t serial_mouse_output_buf[SERIAL_MOUSE_BUF_SIZE];
#define MICROSOFT_SERIAL_MOUSE_BUF_SIZE 3
uint8_t microsoft_serial_mouse_output_buf[MICROSOFT_SERIAL_MOUSE_BUF_SIZE];
#define MOUSESYSTEMS_SERIAL_MOUSE_BUF_SIZE 5
uint8_t mousesystems_serial_mouse_output_buf[MOUSESYSTEMS_SERIAL_MOUSE_BUF_SIZE];
uint8_t serial_mouse_rts_response;
volatile uint8_t rts_active;
uint8_t spi_error_occured;
@@ -212,6 +215,9 @@ void handle_protocol_switch(uint8_t spi_byte)
}
}
#define MOUSE_BUTTON_HISTORY_SIZE 5
uint8_t mouse_button_history[MOUSE_BUTTON_HISTORY_SIZE];
/*
This is called when a new SPI packet is received
This is part of an ISR, so keep it short!
@@ -240,6 +246,10 @@ void HAL_SPI_TxRxCpltCallback(SPI_HandleTypeDef *hspi)
latest_mouse_event.button_middle = backup_spi1_recv_buf[15];
latest_mouse_event.button_side = backup_spi1_recv_buf[16];
latest_mouse_event.button_extra = backup_spi1_recv_buf[17];
latest_mouse_event.has_button_transition = 0;
if(memcmp(mouse_button_history, &backup_spi1_recv_buf[13], MOUSE_BUTTON_HISTORY_SIZE))
latest_mouse_event.has_button_transition = 1;
memcpy(mouse_button_history, &backup_spi1_recv_buf[13], MOUSE_BUTTON_HISTORY_SIZE);
mouse_buf_add(&my_mouse_buf, &latest_mouse_event);
}
else if(backup_spi1_recv_buf[SPI_BUF_INDEX_MSG_TYPE] == SPI_MOSI_MSG_TYPE_GAMEPAD_EVENT_MAPPED_IBMPC)
@@ -405,34 +415,37 @@ void microsoft_serial_mouse_update(void)
if(serial_mouse_is_tx_in_progress)
{
mouse_buf_pop(&my_mouse_buf);
if(this_mouse_event->has_button_transition == 0)
mouse_buf_pop(&my_mouse_buf);
return;
}
memset(serial_mouse_output_buf, 0, SERIAL_MOUSE_BUF_SIZE);
serial_mouse_output_buf[0] = 0xc0;
memset(microsoft_serial_mouse_output_buf, 0, MICROSOFT_SERIAL_MOUSE_BUF_SIZE);
microsoft_serial_mouse_output_buf[0] = 0xc0;
if(this_mouse_event->button_left)
serial_mouse_output_buf[0] |= 0x20;
microsoft_serial_mouse_output_buf[0] |= 0x20;
if(this_mouse_event->button_right)
serial_mouse_output_buf[0] |= 0x10;
microsoft_serial_mouse_output_buf[0] |= 0x10;
int16_t serial_x = this_mouse_event->movement_x;
int16_t serial_y = -1* this_mouse_event->movement_y;
if(serial_y & 0x80)
serial_mouse_output_buf[0] |= 0x8;
microsoft_serial_mouse_output_buf[0] |= 0x8;
if(serial_y & 0x40)
serial_mouse_output_buf[0] |= 0x4;
microsoft_serial_mouse_output_buf[0] |= 0x4;
if(serial_x & 0x80)
serial_mouse_output_buf[0] |= 0x2;
microsoft_serial_mouse_output_buf[0] |= 0x2;
if(serial_x & 0x40)
serial_mouse_output_buf[0] |= 0x1;
microsoft_serial_mouse_output_buf[0] |= 0x1;
serial_mouse_output_buf[1] = 0x3f & serial_x;
serial_mouse_output_buf[2] = 0x3f & serial_y;
microsoft_serial_mouse_output_buf[1] = 0x3f & serial_x;
microsoft_serial_mouse_output_buf[2] = 0x3f & serial_y;
mouse_buf_pop(&my_mouse_buf);
HAL_UART_Transmit_IT(&huart3, serial_mouse_output_buf, 3);
HAL_UART_Transmit_IT(&huart3, microsoft_serial_mouse_output_buf, MICROSOFT_SERIAL_MOUSE_BUF_SIZE);
serial_mouse_is_tx_in_progress = 1;
if(this_mouse_event->has_button_transition)
HAL_Delay(10);
}
void spi_error_dump_reboot(void)
@@ -514,6 +527,50 @@ huart3.Init.WordLength = UART_WORDLENGTH_7B;
!!!!!!!!!!!!!!!!!!!!!!
*/
void mouse_uart_switch_to_8bit(void)
{
huart3.Init.WordLength = UART_WORDLENGTH_8B;
HAL_UART_Init(&huart3);
}
void mouse_uart_switch_to_7bit(void)
{
huart3.Init.WordLength = UART_WORDLENGTH_7B;
HAL_UART_Init(&huart3);
}
void mousesystem_update(void)
{
mouse_event* this_mouse_event = mouse_buf_peek(&my_mouse_buf);
if(this_mouse_event == NULL)
return;
if(serial_mouse_is_tx_in_progress)
{
if(this_mouse_event->has_button_transition == 0)
mouse_buf_pop(&my_mouse_buf);
return;
}
memset(mousesystems_serial_mouse_output_buf, 0, MOUSESYSTEMS_SERIAL_MOUSE_BUF_SIZE);
mousesystems_serial_mouse_output_buf[0] = 0x87;
if(this_mouse_event->button_left)
mousesystems_serial_mouse_output_buf[0] &= 0xfb;
if(this_mouse_event->button_middle)
mousesystems_serial_mouse_output_buf[0] &= 0xfd;
if(this_mouse_event->button_right)
mousesystems_serial_mouse_output_buf[0] &= 0xfe;
mousesystems_serial_mouse_output_buf[1] = (int8_t)(this_mouse_event->movement_x);
mousesystems_serial_mouse_output_buf[2] = (int8_t)(this_mouse_event->movement_y);
mousesystems_serial_mouse_output_buf[3] = (int8_t)(this_mouse_event->movement_x);
mousesystems_serial_mouse_output_buf[4] = (int8_t)(this_mouse_event->movement_y);
mouse_buf_pop(&my_mouse_buf);
HAL_UART_Transmit_IT(&huart3, mousesystems_serial_mouse_output_buf, MOUSESYSTEMS_SERIAL_MOUSE_BUF_SIZE);
serial_mouse_is_tx_in_progress = 1;
if(this_mouse_event->has_button_transition)
HAL_Delay(10);
}
/* USER CODE END 0 */
/**
@@ -589,30 +646,32 @@ int main(void)
HAL_GPIO_WritePin(ERR_LED_GPIO_Port, ERR_LED_Pin, GPIO_PIN_SET);
}
ps2mouse_send_bat(25);
mouse_uart_switch_to_8bit();
while (1)
{
HAL_IWDG_Refresh(&hiwdg);
mousesystem_update();
/* USER CODE END WHILE */
/* USER CODE BEGIN 3 */
// If both enabled, PS2 mouse takes priority
if(is_protocol_enabled(PROTOCOL_PS2_MOUSE) && IS_PS2MOUSE_PRESENT())
ps2mouse_update();
else if(is_protocol_enabled(PROTOCOL_MICROSOFT_SERIAL_MOUSE))
microsoft_serial_mouse_update();
// If both enabled, PS2 keyboard takes priority
if(is_protocol_enabled(PROTOCOL_AT_PS2_KB) && IS_KB_PRESENT())
ps2kb_update();
else if(is_protocol_enabled(PROTOCOL_XT_KB) && IS_KB_PRESENT())
xtkb_update();
// // If both enabled, PS2 mouse takes priority
// if(is_protocol_enabled(PROTOCOL_PS2_MOUSE) && IS_PS2MOUSE_PRESENT())
// ps2mouse_update();
// else if(is_protocol_enabled(PROTOCOL_MICROSOFT_SERIAL_MOUSE))
// microsoft_serial_mouse_update();
// // If both enabled, PS2 keyboard takes priority
// if(is_protocol_enabled(PROTOCOL_AT_PS2_KB) && IS_KB_PRESENT())
// ps2kb_update();
// else if(is_protocol_enabled(PROTOCOL_XT_KB) && IS_KB_PRESENT())
// xtkb_update();
if(is_protocol_enabled(PROTOCOL_GENERIC_GAMEPORT_GAMEPAD))
gamepad_update();
// if(is_protocol_enabled(PROTOCOL_GENERIC_GAMEPORT_GAMEPAD))
// gamepad_update();
if(spi_error_occured)
spi_error_dump_reboot();
// if(spi_error_occured)
// spi_error_dump_reboot();
}
/* USER CODE END 3 */