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added protocol enable/disable check

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dekunukem
2021-12-23 12:38:56 +00:00
parent bc3b0a018b
commit 23eb5c9384
11 changed files with 1019 additions and 1001 deletions
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37
firmware/ibmpc/Src/main.c
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@@ -132,6 +132,16 @@ uint8_t is_protocol_enabled(uint8_t this_protocol)
return protocol_status_lookup[this_protocol] == PROTOCOL_STATUS_ENABLED;
}
void gameport_init()
{
// release all buttons, reset digital pot
HAL_GPIO_WritePin(GAMEPAD_B1_GPIO_Port, GAMEPAD_B1_Pin, GPIO_PIN_SET);
HAL_GPIO_WritePin(GAMEPAD_B2_GPIO_Port, GAMEPAD_B2_Pin, GPIO_PIN_SET);
HAL_GPIO_WritePin(GAMEPAD_B3_GPIO_Port, GAMEPAD_B3_Pin, GPIO_PIN_SET);
HAL_GPIO_WritePin(GAMEPAD_B4_GPIO_Port, GAMEPAD_B4_Pin, GPIO_PIN_SET);
mcp4451_reset();
}
void handle_protocol_switch(uint8_t spi_byte)
{
uint8_t index = spi_byte & 0x7f;
@@ -142,69 +152,57 @@ void handle_protocol_switch(uint8_t spi_byte)
// trying to change a protocol that is not available on this board
if(protocol_status_lookup[index] == PROTOCOL_STATUS_NOT_AVAILABLE)
return;
if(onoff)
// switching protocol ON
if(onoff && protocol_status_lookup[index] == PROTOCOL_STATUS_DISABLED)
{
switch(index)
switch(index)
{
case PROTOCOL_AT_PS2_KB:
// printf("PS2KB on\n");
ps2kb_init(PS2KB_CLK_GPIO_Port, PS2KB_CLK_Pin, PS2KB_DATA_GPIO_Port, PS2KB_DATA_Pin);
break;
case PROTOCOL_XT_KB:
// printf("XTKB on\n");
xtkb_enable();
break;
case PROTOCOL_PS2_MOUSE:
// printf("PS2MOUSE on\n");
ps2mouse_init(PS2MOUSE_CLK_GPIO_Port, PS2MOUSE_CLK_Pin, PS2MOUSE_DATA_GPIO_Port, PS2MOUSE_DATA_Pin);
break;
case PROTOCOL_MICROSOFT_SERIAL_MOUSE:
// printf("SERMOUSE on\n");
break;
case PROTOCOL_GENERIC_GAMEPORT_GAMEPAD:
// printf("GGP on\n");
gameport_init();
break;
}
protocol_status_lookup[index] = PROTOCOL_STATUS_ENABLED;
}
else
// switching protocol OFF
else if((onoff == 0) && protocol_status_lookup[index] == PROTOCOL_STATUS_ENABLED)
{
protocol_status_lookup[index] = PROTOCOL_STATUS_DISABLED;
switch(index)
{
case PROTOCOL_AT_PS2_KB:
// printf("PS2KB off\n");
ps2kb_release_lines();
ps2kb_reset();
break;
case PROTOCOL_XT_KB:
// printf("XTKB off\n");
xtkb_release_lines();
break;
case PROTOCOL_PS2_MOUSE:
// printf("PS2MOUSE off\n");
ps2mouse_reset();
ps2mouse_release_lines();
break;
case PROTOCOL_MICROSOFT_SERIAL_MOUSE:
// printf("SERIAL MOUSE off\n");
break;
case PROTOCOL_GENERIC_GAMEPORT_GAMEPAD:
// printf("GGP off\n");
// release all buttons, reset digital pot
HAL_GPIO_WritePin(GAMEPAD_B1_GPIO_Port, GAMEPAD_B1_Pin, GPIO_PIN_SET);
HAL_GPIO_WritePin(GAMEPAD_B2_GPIO_Port, GAMEPAD_B2_Pin, GPIO_PIN_SET);
HAL_GPIO_WritePin(GAMEPAD_B3_GPIO_Port, GAMEPAD_B3_Pin, GPIO_PIN_SET);
HAL_GPIO_WritePin(GAMEPAD_B4_GPIO_Port, GAMEPAD_B4_Pin, GPIO_PIN_SET);
mcp4451_reset();
gameport_init();
break;
}
}
@@ -530,6 +528,7 @@ int main(void)
gamepad_buf_init(&my_gamepad_buf, 16);
mcp4451_reset();
HAL_Delay(1);
if(mcp4451_is_available() == 0)
hw_revision = 1;