penguin86/pato-z80-home-computer
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Emulator: code formatting

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This commit is contained in:
Daniele Verducci 2025-01-30 08:11:49 +01:00
parent 4bf29638ca
commit 882f258ad8
1 changed files with 17 additions and 25 deletions
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40
pat80-emulator/main.c
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@ -26,8 +26,7 @@ typedef struct {
} Machine; } Machine;
Device *machine_find_device(Machine *self, zuint16 port) Device *machine_find_device(Machine *self, zuint16 port) {
{
zusize index = 0; zusize index = 0;
for (; index < self->device_count; index++) for (; index < self->device_count; index++)
@ -35,40 +34,35 @@ Device *machine_find_device(Machine *self, zuint16 port)
return &self->devices[index]; return &self->devices[index];
return Z_NULL; return Z_NULL;
} }
static zuint8 machine_cpu_read(Machine *self, zuint16 address) static zuint8 machine_cpu_read(Machine *self, zuint16 address) {
{
return address < MEMORY_SIZE ? self->memory[address] : 0xFF; return address < MEMORY_SIZE ? self->memory[address] : 0xFF;
} }
static void machine_cpu_write(Machine *self, zuint16 address, zuint8 value) static void machine_cpu_write(Machine *self, zuint16 address, zuint8 value) {
{
if (address >= ROM_SIZE && address < MEMORY_SIZE) if (address >= ROM_SIZE && address < MEMORY_SIZE)
self->memory[address] = value; self->memory[address] = value;
} }
static zuint8 machine_cpu_in(Machine *self, zuint16 port) static zuint8 machine_cpu_in(Machine *self, zuint16 port) {
{
Device *device = machine_find_device(self, port); Device *device = machine_find_device(self, port);
return device != Z_NULL ? device->read(device->context) : 0xFF; return device != Z_NULL ? device->read(device->context) : 0xFF;
} }
static void machine_cpu_out(Machine *self, zuint16 port, zuint8 value) static void machine_cpu_out(Machine *self, zuint16 port, zuint8 value) {
{
Device *device = machine_find_device(self, port); Device *device = machine_find_device(self, port);
if (device != Z_NULL) device->write(device->context, value); if (device != Z_NULL) device->write(device->context, value);
} }
void machine_initialize(Machine *self) void machine_initialize(Machine *self) {
{
self->cpu.context = self; self->cpu.context = self;
self->cpu.fetch_opcode = self->cpu.fetch_opcode =
self->cpu.fetch = self->cpu.fetch =
@ -90,11 +84,10 @@ void machine_initialize(Machine *self)
self->cpu.options = Z80_MODEL_ZILOG_NMOS; self->cpu.options = Z80_MODEL_ZILOG_NMOS;
/* Create and initialize devices... */ /* Create and initialize devices... */
} }
void machine_power(Machine *self, zbool state) void machine_power(Machine *self, zbool state) {
{
if (state) if (state)
{ {
self->cycles = 0; self->cycles = 0;
@ -102,13 +95,12 @@ void machine_power(Machine *self, zbool state)
} }
z80_power(&self->cpu, state); z80_power(&self->cpu, state);
} }
void machine_reset(Machine *self) void machine_reset(Machine *self) {
{
z80_instant_reset(&self->cpu); z80_instant_reset(&self->cpu);
} }
void machine_run(Machine *self) { void machine_run(Machine *self) {
z80_run(&self->cpu, Z80_MAXIMUM_CYCLES); z80_run(&self->cpu, Z80_MAXIMUM_CYCLES);