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Changed a lot of files. Summary: profiler support; "SafeFunction"; UnlockDeadLock kernel config; Code optimization & more

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This commit is contained in:
Alex
2022-11-28 08:25:37 +02:00
parent 2fba834d41
commit 0289054900
62 changed files with 1462 additions and 558 deletions
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59
Core/UniversalAsynchronousReceiverTransmitter.cpp
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@ -2,11 +2,28 @@
#include <vector.hpp>
#include <debug.h>
#include <io.h>
volatile bool serialports[8] = {false, false, false, false, false, false, false, false};
Vector<UniversalAsynchronousReceiverTransmitter::Events *> RegisteredEvents;
#if defined(__amd64__) || defined(__i386__)
__no_instrument_function uint8_t NoProfiler_inportb(uint16_t Port)
{
uint8_t Result;
asm("in %%dx, %%al"
: "=a"(Result)
: "d"(Port));
return Result;
}
__no_instrument_function void NoProfiler_outportb(uint16_t Port, uint8_t Data)
{
asmv("out %%al, %%dx"
:
: "a"(Data), "d"(Port));
}
#endif
namespace UniversalAsynchronousReceiverTransmitter
{
#define SERIAL_ENABLE_DLAB 0x80
@ -14,7 +31,7 @@ namespace UniversalAsynchronousReceiverTransmitter
#define SERIAL_RATE_38400_HI 0x00
#define SERIAL_BUFFER_EMPTY 0x20
UART::UART(SerialPorts Port)
SafeFunction __no_instrument_function UART::UART(SerialPorts Port)
{
#if defined(__amd64__) || defined(__i386__)
if (Port == COMNULL)
@ -57,16 +74,16 @@ namespace UniversalAsynchronousReceiverTransmitter
return;
// Initialize the serial port
outb(Port + 1, 0x00); // Disable all interrupts
outb(Port + 3, SERIAL_ENABLE_DLAB); // Enable DLAB (set baud rate divisor)
outb(Port + 0, SERIAL_RATE_38400_LO); // Set divisor to 3 (lo byte) 38400 baud
outb(Port + 1, SERIAL_RATE_38400_HI); // (hi byte)
outb(Port + 3, 0x03); // 8 bits, no parity, one stop bit
outb(Port + 2, 0xC7); // Enable FIFO, clear them, with 14-byte threshold
outb(Port + 4, 0x0B); // IRQs enabled, RTS/DSR set
NoProfiler_outportb(Port + 1, 0x00); // Disable all interrupts
NoProfiler_outportb(Port + 3, SERIAL_ENABLE_DLAB); // Enable DLAB (set baud rate divisor)
NoProfiler_outportb(Port + 0, SERIAL_RATE_38400_LO); // Set divisor to 3 (lo byte) 38400 baud
NoProfiler_outportb(Port + 1, SERIAL_RATE_38400_HI); // (hi byte)
NoProfiler_outportb(Port + 3, 0x03); // 8 bits, no parity, one stop bit
NoProfiler_outportb(Port + 2, 0xC7); // Enable FIFO, clear them, with 14-byte threshold
NoProfiler_outportb(Port + 4, 0x0B); // IRQs enabled, RTS/DSR set
// Check if the serial port is faulty.
if (inb(Port + 0) != 0xAE)
if (NoProfiler_inportb(Port + 0) != 0xAE)
{
static int once = 0;
if (!once++)
@ -76,50 +93,50 @@ namespace UniversalAsynchronousReceiverTransmitter
}
// Set to normal operation mode.
outb(Port + 4, 0x0F);
NoProfiler_outportb(Port + 4, 0x0F);
serialports[PortNumber] = true;
#endif
}
UART::~UART() {}
SafeFunction __no_instrument_function UART::~UART() {}
void UART::Write(uint8_t Char)
SafeFunction __no_instrument_function void UART::Write(uint8_t Char)
{
#if defined(__amd64__) || defined(__i386__)
while ((inb(Port + 5) & SERIAL_BUFFER_EMPTY) == 0)
while ((NoProfiler_inportb(Port + 5) & SERIAL_BUFFER_EMPTY) == 0)
;
outb(Port, Char);
NoProfiler_outportb(Port, Char);
#endif
foreach (auto e in RegisteredEvents)
if (e->GetRegisteredPort() == Port || e->GetRegisteredPort() == COMNULL)
e->OnSent(Char);
}
uint8_t UART::Read()
SafeFunction __no_instrument_function uint8_t UART::Read()
{
#if defined(__amd64__) || defined(__i386__)
while ((inb(Port + 5) & 1) == 0)
while ((NoProfiler_inportb(Port + 5) & 1) == 0)
;
return inb(Port);
return NoProfiler_inportb(Port);
#endif
foreach (auto e in RegisteredEvents)
{
if (e->GetRegisteredPort() == Port || e->GetRegisteredPort() == COMNULL)
{
#if defined(__amd64__) || defined(__i386__)
e->OnReceived(inb(Port));
e->OnReceived(NoProfiler_inportb(Port));
#endif
}
}
}
Events::Events(SerialPorts Port)
SafeFunction __no_instrument_function Events::Events(SerialPorts Port)
{
this->Port = Port;
RegisteredEvents.push_back(this);
}
Events::~Events()
SafeFunction __no_instrument_function Events::~Events()
{
for (uint64_t i = 0; i < RegisteredEvents.size(); i++)
if (RegisteredEvents[i] == this)