diff options
Diffstat (limited to 'arch/x86_64/src/vga/text/device.cpp')
| -rw-r--r-- | arch/x86_64/src/vga/text/device.cpp | 60 |
1 files changed, 0 insertions, 60 deletions
diff --git a/arch/x86_64/src/vga/text/device.cpp b/arch/x86_64/src/vga/text/device.cpp deleted file mode 100644 index 8468358..0000000 --- a/arch/x86_64/src/vga/text/device.cpp +++ /dev/null @@ -1,60 +0,0 @@ -#include <arch/boot/boot.hpp> -#include <arch/boot/ld.hpp> -#include <arch/vga/crtc.hpp> -#include <arch/vga/text.hpp> - -#include <kapi/cio.hpp> - -#include <bit> -#include <cstddef> -#include <cstdint> -#include <string_view> - -namespace arch::vga::text -{ - namespace - { - constexpr auto default_buffer_address = std::uintptr_t{0xb8000}; - constexpr auto default_buffer_width = 80z; - constexpr auto default_buffer_height = 25z; - - constexpr auto bit_cursor_enabled = 5U; - } // namespace - - device::device() - : m_buffer{ - default_buffer_width, default_buffer_height, - std::bit_cast<buffer::cell *>(default_buffer_address + std::bit_cast<std::uintptr_t>(&boot::TEACHOS_VMA)), - kapi::boot::bootstrap_information.vga_buffer_index} - { - clear(); - } - - auto device::clear() -> void - { - m_buffer.clear(); - } - - auto device::cursor(bool enabled) -> void - { - auto cursor_disable_byte = std::byte{!enabled} << bit_cursor_enabled; - - crtc::address::write(crtc::registers::cursor_start); - crtc::data::write(crtc::data::read() | cursor_disable_byte); - } - - auto device::write(kapi::cio::output_stream stream, std::string_view text) -> void - { - auto attributes = [&] -> attribute { - switch (stream) - { - case kapi::cio::output_stream::stderr: - return red_on_black; - default: - return green_on_black; - } - }(); - m_buffer.write(text, attributes); - } - -} // namespace arch::vga::text |
