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unified_retro_keyboard
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Physical devices attached to virtual dev change synchronously 

Apply virtual device functions to each associated physical device synchronously
instead of sequentially.
This commit is contained in:
Dave 2020-08-06 15:20:19 -05:00
parent 098ae72f5f
commit 217d78a798
3 changed files with 107 additions and 30 deletions
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40
firmware/asdf/src/asdf_physical.c
View File

@ -87,6 +87,46 @@ void asdf_physical_set(asdf_physical_dev_t physical_out, uint8_t value)
physical_device_table[physical_out].shadow = value;
}
// PROCEDURE: asdf_physical_on
// INPUTS: (asdf_physical_dev_t) physical_out: which real output to set to ON
// OUTPUTS: none
//
// DESCRIPTION: If the physical resource is valid, set to high
//
// SIDE EFFECTS: see above
//
// NOTES: No bounds checking. The caller must ensure a valid device
//
// SCOPE: public
//
// COMPLEXITY: 1
//
void asdf_physical_on(asdf_physical_dev_t physical_out)
{
physical_device_table[physical_out].handler(1);
physical_device_table[physical_out].shadow = 1;
}
// PROCEDURE: asdf_physical_off
// INPUTS: (asdf_physical_dev_t) physical_out: which real output to set to OFF
// OUTPUTS: none
//
// DESCRIPTION: If the physical resource is valid, set to low
//
// SIDE EFFECTS: see above
//
// NOTES: No bounds checking. The caller must ensure a valid device
//
// SCOPE: public
//
// COMPLEXITY: 1
//
void asdf_physical_off(asdf_physical_dev_t physical_out)
{
physical_device_table[physical_out].handler(0);
physical_device_table[physical_out].shadow = 0;
}
// PROCEDURE: asdf_physical_assert
// INPUTS: (asdf_physical_dev_t) physical_out: which physical resource to set or clear

12
firmware/asdf/src/asdf_physical.h
View File

@ -56,6 +56,18 @@ typedef enum {
// if false.
void asdf_physical_set(asdf_physical_dev_t physical_out, uint8_t value);
// PROCEDURE: asdf_physical_on
// INPUTS: (asdf_physical_dev_t) physical_out: which real output to set to ON
// OUTPUTS: none
// DESCRIPTION: If the physical resource is valid, set to high
void asdf_physical_on(asdf_physical_dev_t physical_out);
// PROCEDURE: asdf_physical_off
// INPUTS: (asdf_physical_dev_t) physical_out: which real output to set to OFF
// OUTPUTS: none
// DESCRIPTION: If the physical resource is valid, set to low
void asdf_physical_off(asdf_physical_dev_t physical_out);
// PROCEDURE: asdf_physical_assert
// INPUTS: (asdf_physical_dev_t) physical_out: which physical resource to set or clear
// INPUTS: none

85
firmware/asdf/src/asdf_virtual.c
View File

@ -46,6 +46,33 @@ static struct {
asdf_virtual_function_t function;
} virtual_device_table[ASDF_VIRTUAL_NUM_RESOURCES];
// PROCEDURE: asdf_virtual_map_function
// INPUTS:
// (asdf_virtual_function_t) function - function to apply to devices.
// (asdf_physical_device_t) device - first physical device in linked list
//
// OUTPUTS: none
//
// DESCRIPTION: Iterates through a linked list of physical devices, applying the
// specified function to each device.
//
// SIDE EFFECTS: see DESCRIPTION
//
// NOTES:
//
// SCOPE: private
//
// COMPLEXITY: 2
//
void asdf_virtual_map_function(void (*function)(asdf_physical_dev_t), asdf_physical_dev_t device)
{
while (PHYSICAL_NO_OUT != device) {
(*function)(device);
device = asdf_physical_next_device(device);
}
}
// PROCEDURE: asdf_virtual_action
// INPUTS: (asdf_virtual_output_t) virtual_out: which virtual output to modify
// INPUTS: (asdf_virtual_function_t) function: what function to apply to the virtual output
@ -60,42 +87,40 @@ static struct {
//
// SCOPE: public
//
// COMPLEXITY: 7
// COMPLEXITY: 6
//
void asdf_virtual_action(asdf_virtual_dev_t virtual_out, asdf_virtual_function_t function)
{
asdf_physical_dev_t device = virtual_device_table[virtual_out].physical_device;
asdf_physical_dev_t device_list = virtual_device_table[virtual_out].physical_device;
while (PHYSICAL_NO_OUT != device) {
switch (function) {
switch (function) {
case V_PULSE_LONG: {
asdf_physical_toggle(device);
asdf_arch_pulse_delay_long();
asdf_physical_toggle(device);
break;
}
case V_PULSE_SHORT: {
asdf_physical_toggle(device);
asdf_arch_pulse_delay_short();
asdf_physical_toggle(device);
break;
}
case V_TOGGLE: {
asdf_physical_toggle(device);
break;
}
case V_SET_HI: {
asdf_physical_set(device, 1);
break;
}
case V_SET_LO: {
asdf_physical_set(device, 0);
}
case V_NOFUNC:
default: break;
case V_PULSE_LONG: {
asdf_virtual_map_function(&asdf_physical_toggle, device_list);
asdf_arch_pulse_delay_long();
asdf_virtual_map_function(&asdf_physical_toggle, device_list);
break;
}
device = asdf_physical_next_device(device);
case V_PULSE_SHORT: {
asdf_virtual_map_function(&asdf_physical_toggle, device_list);
asdf_arch_pulse_delay_short();
asdf_virtual_map_function(&asdf_physical_toggle, device_list);
break;
}
case V_TOGGLE: {
asdf_virtual_map_function(&asdf_physical_toggle, device_list);
break;
}
case V_SET_HI: {
asdf_virtual_map_function(&asdf_physical_on, device_list);
break;
}
case V_SET_LO: {
asdf_virtual_map_function(&asdf_physical_off, device_list);
}
case V_NOFUNC:
default: break;
}
}