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Kernel: Cleanup TTY code

This commit is contained in:
Bananymous 2023-01-12 13:22:15 +02:00
parent 33a4fcc662
commit 3dfe062de1
1 changed files with 5 additions and 39 deletions
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44
kernel/kernel/TTY.cpp
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@ -1,6 +1,4 @@
#include <BAN/Memory.h>
#include <kernel/kmalloc.h>
#include <kernel/Panic.h>
#include <BAN/Errors.h>
#include <kernel/Serial.h>
#include <kernel/TTY.h>
#include <kernel/VESA.h>
@ -242,14 +240,14 @@ void TTY::HandleAnsiEscape(uint16_t ch)
void TTY::RenderFromBuffer(uint32_t x, uint32_t y)
{
if (x >= m_width || y >= m_height)
Kernel::Panic("invalid render from buffer, {} {}", x, y);
ASSERT(x < m_width && y < m_height);
const auto& cell = m_buffer[y * m_width + x];
VESA::PutCharAt(cell.character, x, y, cell.foreground, cell.background);
}
void TTY::PutCharAt(uint16_t ch, uint32_t x, uint32_t y)
{
ASSERT(x < m_width && y < m_height);
auto& cell = m_buffer[y * m_width + x];
cell.character = ch;
cell.foreground = m_foreground;
@ -342,38 +340,6 @@ void TTY::WriteString(const char* data)
void TTY::PutCharCurrent(char ch)
{
if (s_tty)
{
s_tty->PutChar(ch);
}
else
{
static uint32_t x = 0;
static uint32_t y = 0;
switch (ch)
{
case '\n':
x = 0;
y++;
break;
default:
VESA::PutCharAt(ch, x, y, VESA::Color::BRIGHT_WHITE, VESA::Color::BLACK);
x++;
break;
}
if (x == VESA::GetTerminalWidth())
{
x = 0;
y++;
}
if (y == VESA::GetTerminalHeight())
{
x = 0;
y = 0;
VESA::Clear(VESA::Color::BLACK);
}
}
ASSERT(s_tty);
s_tty->PutChar(ch);
}