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added ps/2 rate limiter

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This commit is contained in:
dekunukem
2022-05-13 11:28:53 +01:00
parent eedfba9a6b
commit 27defa1617
10 changed files with 590 additions and 589 deletions
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15
firmware/ibmpc/Src/main.c
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@@ -329,6 +329,7 @@ void HAL_SPI_TxRxCpltCallback(SPI_HandleTypeDef *hspi)
HAL_GPIO_WritePin(ACT_LED_GPIO_Port, ACT_LED_Pin, GPIO_PIN_RESET);
}
uint32_t last_mouse_send;
void ps2mouse_update(void)
{
ps2mouse_bus_status = ps2mouse_get_bus_status();
@@ -355,17 +356,24 @@ void ps2mouse_update(void)
return;
}
if(micros() - last_mouse_send < 1000)
{
mouse_buf_reset(&my_mouse_buf);
return;
}
if(ps2mouse_send_update(&my_ps2_outbuf) != PS2_OK)
{
HAL_GPIO_WritePin(ERR_LED_GPIO_Port, ERR_LED_Pin, GPIO_PIN_SET);
// HAL_GPIO_WritePin(ERR_LED_GPIO_Port, ERR_LED_Pin, GPIO_PIN_SET);
uint32_t enter_time = HAL_GetTick();
while(ps2mouse_get_bus_status() != PS2_BUS_IDLE)
{
if(HAL_GetTick() - enter_time > 25)
if(HAL_GetTick() - enter_time > 20)
break;
}
HAL_GPIO_WritePin(ERR_LED_GPIO_Port, ERR_LED_Pin, GPIO_PIN_RESET);
// HAL_GPIO_WritePin(ERR_LED_GPIO_Port, ERR_LED_Pin, GPIO_PIN_RESET);
}
last_mouse_send = micros();
mouse_buf_reset(&my_mouse_buf); // don't change this!
}
@@ -420,7 +428,6 @@ void HAL_GPIO_EXTI_Callback(uint16_t GPIO_Pin)
}
uint8_t serial_mouse_is_tx_in_progress;
void HAL_UART_TxCpltCallback(UART_HandleTypeDef *huart)
{
serial_mouse_is_tx_in_progress = 0;