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feat: gdt, attributes move, reorder

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Added late gdt setup with initial tss
Moved attributes to include root
Reordered some imports
This commit is contained in:
Rick Rongen
2021-03-21 17:34:38 +01:00
parent 513693189e
commit 20ab9e1d6e
28 changed files with 351 additions and 121 deletions
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12
kernel/fs/mbr.c
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@@ -2,15 +2,15 @@
// Created by rick on 06-02-21.
//
#include <attributes.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <stdio.h>
#include <sys/types.h>
#include <myke/fs/mbr.h>
#include <myke/drivers/pci/ide.h>
#include <myke/fs/blockdev.h>
#include <myke/attributes.h>
#include <myke/fs/mbr.h>
typedef struct {
uint8_t bootable;
@@ -23,14 +23,14 @@ typedef struct {
uint16_t ending_cylinder: 10;
uint32_t start_lba;
uint32_t num_lbas;
} packed mbr_partition_table_entry;
} att_packed mbr_partition_table_entry;
typedef struct {
uint32_t unique_id;
uint16_t reserved;
mbr_partition_table_entry entries[4];
uint8_t signature[2];
} packed mbr_table;
} att_packed mbr_table;
typedef struct {
const block_device_t *device;
@@ -52,7 +52,7 @@ mbr_block_dev_access(const block_device_t *device, uint8_t direction, uint32_t l
return info->device->access(info->device, direction, actual_lba, sectors, target);
}
uint8_t used mbr_check_device(const block_device_t *device, uint8_t *first_sector) {
uint8_t att_used mbr_check_device(const block_device_t *device, uint8_t *first_sector) {
mbr_table table;
memcpy((uint8_t *) &table, first_sector + (device->block_size - sizeof(mbr_table)), sizeof(mbr_table));
if (table.signature[0] != 0x55 && table.signature[1] != 0xAA) { // AA 55 but in little endian