x86_64: use p1204 project layout

1 files changed, 0 insertions, 164 deletions

diff --git a/arch/x86_64/src/cpu/initialization.cpp b/arch/x86_64/src/cpu/initialization.cpp
deleted file mode 100644
index 1be9c82..0000000
--- a/arch/x86_64/src/cpu/initialization.cpp
+++ /dev/null
@@ -1,164 +0,0 @@
-#include <arch/cpu/initialization.hpp>
-
-#include <arch/cpu/global_descriptor_table.hpp>
-#include <arch/cpu/interrupts.hpp>
-#include <arch/cpu/legacy_pic.hpp>
-#include <arch/cpu/segment_descriptor.hpp>
-#include <arch/cpu/task_state_segment.hpp>
-
-#include <kstd/print>
-
-#include <bit>
-#include <cstdint>
-
-namespace arch::cpu
-{
-
-  namespace
-  {
-    constexpr auto gdt_null_descriptor = segment_descriptor{};
-
-    constexpr auto gdt_kernel_code_descriptor = segment_descriptor{
-      .limit_low = 0xffff,
-      .base_low = 0,
-      .accessed = false,
-      .read_write = false,
-      .direction_or_conforming = false,
-      .executable = true,
-      .type = segment_type::code_or_data,
-      .privilege_level = 0,
-      .present = true,
-      .limit_high = 0xf,
-      .long_mode = true,
-      .protected_mode = false,
-      .granularity = segment_granularity::page,
-      .base_high = 0,
-    };
-
-    constexpr auto gdt_kernel_data_descriptor = segment_descriptor{
-      .limit_low = 0xffff,
-      .base_low = 0,
-      .accessed = false,
-      .read_write = true,
-      .direction_or_conforming = false,
-      .executable = false,
-      .type = segment_type::code_or_data,
-      .privilege_level = 0,
-      .present = true,
-      .limit_high = 0xf,
-      .long_mode = false,
-      .protected_mode = true,
-      .granularity = segment_granularity::page,
-      .base_high = 0,
-    };
-
-    constexpr auto gdt_user_code_descriptor = segment_descriptor{
-      .limit_low = 0xffff,
-      .base_low = 0,
-      .accessed = false,
-      .read_write = false,
-      .direction_or_conforming = false,
-      .executable = true,
-      .type = segment_type::code_or_data,
-      .privilege_level = 3,
-      .present = true,
-      .limit_high = 0xf,
-      .long_mode = true,
-      .protected_mode = false,
-      .granularity = segment_granularity::page,
-      .base_high = 0,
-    };
-
-    constexpr auto gdt_user_data_descriptor = segment_descriptor{
-      .limit_low = 0xffff,
-      .base_low = 0,
-      .accessed = false,
-      .read_write = true,
-      .direction_or_conforming = false,
-      .executable = false,
-      .type = segment_type::code_or_data,
-      .privilege_level = 3,
-      .present = true,
-      .limit_high = 0xf,
-      .long_mode = false,
-      .protected_mode = false,
-      .granularity = segment_granularity::page,
-      .base_high = 0,
-    };
-
-    constexpr auto make_tss_descriptor(task_state_segment const * tss_ptr) -> system_segment_descriptor
-    {
-      auto const address = std::bit_cast<std::uintptr_t>(tss_ptr);
-      auto const limit = sizeof(task_state_segment) - 1;
-
-      return system_segment_descriptor{
-        {
-         .limit_low = limit & 0xffff,     // NOLINT(readability-magic-numbers)
-          .base_low = address & 0xffffff,  // NOLINT(readability-magic-numbers)
-          .accessed = false,
-         .read_write = false,
-         .direction_or_conforming = false,
-         .executable = false,
-         .type = segment_type::system,
-         .privilege_level = 0,
-         .present = true,
-         .limit_high = (limit >> 16) & 0xf,  // NOLINT(readability-magic-numbers)
-          .long_mode = false,
-         .protected_mode = false,
-         .granularity = segment_granularity::byte,
-         .base_high = (address >> 24) & 0xff,  // NOLINT(readability-magic-numbers)
-        },
-        (address >> 32) & 0xffff'ffff, // NOLINT(readability-magic-numbers)
-      };
-    }
-  }  // namespace
-
-  auto initialize_descriptors() -> void
-  {
-    auto static tss = task_state_segment{};
-    auto static tss_descriptor = make_tss_descriptor(&tss);
-
-    auto static gdt = global_descriptor_table{
-      gdt_null_descriptor,      gdt_kernel_code_descriptor, gdt_kernel_data_descriptor,
-      gdt_user_code_descriptor, gdt_user_data_descriptor,   tss_descriptor,
-    };
-
-    kstd::println("[x86_64:SYS] Reloading Global Descriptor Table.");
-    gdt.load(1, 2);
-
-    kstd::println("[x86_64:SYS] Initializing Interrupt Descriptor Table.");
-    auto static idt = interrupt_descriptor_table{};
-    idt.load();
-  }
-
-  auto initialize_legacy_interrupts() -> void
-  {
-    constexpr auto pic_init_command = std::uint8_t{0x11};
-    constexpr auto pic_master_offset = std::uint8_t{0x20};
-    constexpr auto pic_slave_offset = std::uint8_t{0x28};
-    constexpr auto pic_cascade_address = std::uint8_t{0x04};
-    constexpr auto pic_cascade_slave_identity = std::uint8_t{0x02};
-    constexpr auto pic_use_8086_mode = std::uint8_t{0x01};
-    constexpr auto pic_master_mask = std::uint8_t{0x00};
-    constexpr auto pic_slave_mask = std::uint8_t{0x00};
-
-    pic_master_control_port::write(pic_init_command);
-    pic_slave_control_port::write(pic_init_command);
-
-    pic_master_data_port::write(pic_master_offset);
-    pic_slave_data_port::write(pic_slave_offset);
-
-    pic_master_data_port::write(pic_cascade_address);
-    pic_slave_data_port::write(pic_cascade_slave_identity);
-
-    pic_master_data_port::write(pic_use_8086_mode);
-    pic_slave_data_port::write(pic_use_8086_mode);
-
-    pic_master_data_port::write(pic_master_mask);
-    pic_slave_data_port::write(pic_slave_mask);
-
-    pic_master_data_port::write(pic_master_mask);
-    pic_slave_data_port::write(pic_slave_mask);
-  }
-
-}  // namespace arch::cpu