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This commit is contained in:
Jozef Nagy 2025-01-20 21:52:47 +01:00
commit 94aad4b8e1
Signed by untrusted user who does not match committer: crz
GPG key ID: 459A4811CEAC7068
77 changed files with 4414 additions and 0 deletions
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69
boot/arch/aarch64/common/boot.S Normal file
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/*********************************************************************************/
/* Module Name: boot.S */
/* Project: AurixOS */
/* */
/* Copyright (c) 2024-2025 Jozef Nagy */
/* */
/* This source is subject to the MIT License. */
/* See License.txt in the root of this repository. */
/* All other rights reserved. */
/* */
/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR */
/* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, */
/* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE */
/* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER */
/* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, */
/* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE */
/* SOFTWARE. */
/*********************************************************************************/
.section ".text.boot"
.global _start
_start:
//
// hello, am i on the main core?
//
mrs x1, mpidr_el1
and x1, x1, #3
cbz x1, 2f
//
// no? alright then, sorry for interrupting. *leaves*
//
1:
wfe
b 1b
//
// ok cool now execute this huge pile of horrible code
// thanks :>
//
2:
//
// let the stack live below our code
//
ldr x1, =_start
mov sp, x1
//
// no junk allowed in .bss!
//
ldr x1, =__bss_start
ldr w2, =__bss_size
3: cbz w2, 4f
str xzr, [x1], #8
sub w2, w2, #1
cbnz w2, 3b
4:
bl menu_main
//
// crazy? i was crazy once.
// they locked me in a room. a rubber room. a rubber room with rats.
// and rats make me crazy.
// (bootloader returned, just halt the whole thing)
//
b 1b

57
boot/arch/aarch64/linker.ld Normal file
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/*********************************************************************************/
/* Module Name: linker.ld */
/* Project: AurixOS */
/* */
/* Copyright (c) 2024-2025 Jozef Nagy */
/* */
/* This source is subject to the MIT License. */
/* See License.txt in the root of this repository. */
/* All other rights reserved. */
/* */
/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR */
/* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, */
/* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE */
/* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER */
/* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, */
/* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE */
/* SOFTWARE. */
/*********************************************************************************/
SECTIONS
{
. = 0x80000;
.text : {
*(.text .text.*)
*(.gnu.linkonce.t*)
}
.rodata : {
*(.rodata .rodata.*)
*(.gnu.linkonce.r*)
}
PROVIDE(_data = .);
.data : {
*(.data .data.*)
*(.gnu.linkonce.d*)
}
.bss (NOLOAD) : {
. = ALIGN(16);
__bss_start = .;
*(.bss .bss.*)
*(COMMON)
__bss_end = .;
}
_end = .;
/DISCARD/ : {
*(.comment)
*(.gnu*)
*(.note*)
*(.eh_frame*)
}
}
/*__bss_size = (__bss_end - __bss_start) >> 3;*/

0
boot/arch/aarch64/uefi/.gitkeep Normal file
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80
boot/arch/i686/boot-cd.asm Normal file
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;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;; Module Name: boot-cd.asm ;;
;; Project: AurixOS ;;
;; ;;
;; Copyright (c) 2024-2025 Jozef Nagy ;;
;; ;;
;; This source is subject to the MIT License. ;;
;; See License.txt in the root of this repository. ;;
;; All other rights reserved. ;;
;; ;;
;; THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR ;;
;; IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, ;;
;; FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE ;;
;; AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER ;;
;; LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, ;;
;; OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE ;;
;; SOFTWARE. ;;
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
[bits 16]
[org 0x7c00]
jmp 0x0000:AxBootEntry
times 8-($-$$) db 0
bi_PrimaryVolumeDescriptor dd 0
bi_BootFileLocation dd 0
bi_BootFileLength dd 0
bi_Checksum dd 0
bi_Reserved times 40 db 0
;;
;; BIOS bootloader on i686 is just a placeholder
;; incase it ever becomes a thing... for now it just
;; notifies the user that you can't boot AurixOS
;; without UEFI on i686.
;;
%include "arch/strings.inc"
AxBootEntry:
;;
;; Set 80x50 text mode and clear the screen
;;
mov ax, 0x03
int 0x10
xor bx, bx
mov ax, 0x1112
int 0x10
mov ah, 0
int 0x10
;;
;; Display an error message and halt
;;
mov si, sErrorUnbootable
call PrintString
mov si, sPressToReboot
call PrintString
jmp AxBootHalt
PrintString:
lodsb
or al, al
jz .done
mov ah, 0x0e
mov bx, 0x0007
int 0x10
jmp PrintString
.done:
ret
AxBootHalt:
cli
hlt
jmp AxBootHalt
times 510-($-$$) db 0
dw 0xaa55

72
boot/arch/i686/boot-hdd.asm Normal file
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;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;; Module Name: boot-hdd.asm ;;
;; Project: AurixOS ;;
;; ;;
;; Copyright (c) 2024-2025 Jozef Nagy ;;
;; ;;
;; This source is subject to the MIT License. ;;
;; See License.txt in the root of this repository. ;;
;; All other rights reserved. ;;
;; ;;
;; THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR ;;
;; IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, ;;
;; FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE ;;
;; AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER ;;
;; LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, ;;
;; OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE ;;
;; SOFTWARE. ;;
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
[bits 16]
[org 0x7c00]
jmp 0x0000:AxBootEntry
;;
;; BIOS bootloader on i686 is just a placeholder
;; incase it ever becomes a thing... for now it just
;; notifies the user that you can't boot AurixOS
;; without UEFI on i686.
;;
%include "arch/strings.inc"
AxBootEntry:
;;
;; Set 80x50 text mode and clear the screen
;;
mov ax, 0x03
int 0x10
xor bx, bx
mov ax, 0x1112
int 0x10
mov ah, 0
int 0x10
;;
;; Display an error message and halt
;;
mov si, sErrorUnbootable
call PrintString
mov si, sPressToReboot
call PrintString
jmp AxBootHalt
PrintString:
lodsb
or al, al
jz .done
mov ah, 0x0e
mov bx, 0x0007
int 0x10
jmp PrintString
.done:
ret
AxBootHalt:
cli
hlt
jmp AxBootHalt
times 510-($-$$) db 0
dw 0xaa55

21
boot/arch/i686/stage1/strings.inc Normal file
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;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;; Module Name: strings.inc ;;
;; Project: AurixOS ;;
;; ;;
;; Copyright (c) 2024-2025 Jozef Nagy ;;
;; ;;
;; This source is subject to the MIT License. ;;
;; See License.txt in the root of this repository. ;;
;; All other rights reserved. ;;
;; ;;
;; THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR ;;
;; IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, ;;
;; FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE ;;
;; AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER ;;
;; LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, ;;
;; OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE ;;
;; SOFTWARE. ;;
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
sErrorUnbootable: db 0x0d, 0x0a, 0x0d, 0x0a, "Error: AurixOS can only be booted via UEFI on i686!", 0x0d, 0x0a, 0
sPressToReboot: db "Press Ctrl+Alt+Del to reboot", 0

0
boot/arch/i686/uefi/.gitkeep Normal file
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35
boot/arch/x86_64/common/cpu/gdt.c Normal file
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/*********************************************************************************/
/* Module Name: gdt.c */
/* Project: AurixOS */
/* */
/* Copyright (c) 2024-2025 Jozef Nagy */
/* */
/* This source is subject to the MIT License. */
/* See License.txt in the root of this repository. */
/* All other rights reserved. */
/* */
/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR */
/* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, */
/* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE */
/* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER */
/* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, */
/* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE */
/* SOFTWARE. */
/*********************************************************************************/
#include <arch/cpu/gdt.h>
#include <arch/mm/paging.h>
#include <stdint.h>
void gdt_set_entry(struct gdt_descriptor *entry, uint32_t base, uint32_t limit, uint8_t access,
uint8_t flags)
{
entry->limit_low = (limit >> 8) & 0xffff;
entry->base_low = (base >> 8) & 0xffff;
entry->base_mid = (base >> 16) & 0xff;
entry->access = access;
entry->limit_high = (limit >> 16) & 0xf;
entry->flags = flags;
entry->base_high = (base >> 24) & 0xff;
}

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boot/arch/x86_64/common/debug/serial.c Normal file
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/*********************************************************************************/
/* Module Name: serial.c */
/* Project: AurixOS */
/* */
/* Copyright (c) 2024-2025 Jozef Nagy */
/* */
/* This source is subject to the MIT License. */
/* See License.txt in the root of this repository. */
/* All other rights reserved. */
/* */
/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR */
/* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, */
/* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE */
/* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER */
/* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, */
/* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE */
/* SOFTWARE. */
/*********************************************************************************/
#include <debug/serial.h>
#include <arch/cpu/cpu.h>
#include <stdint.h>
#define COM1 0x3f8
static int is_tx_empty(void)
{
return inb(COM1 + 5) & 0x20;
}
void serial_init(void)
{
// TODO: Initialize all COM ports
outb(COM1 + 1, 0x00);
outb(COM1 + 3, 0x80);
outb(COM1, 0x03);
outb(COM1 + 1, 0x00);
outb(COM1 + 3, 0x03);
outb(COM1 + 2, 0xC7);
outb(COM1 + 4, 0x0B);
outb(COM1 + 4, 0x0F);
}
void serial_send(char c)
{
while (is_tx_empty() == 0);
outb(COM1, c);
}
void serial_sendstr(char *s)
{
while (*s != '\0') {
if (*s == '\r') {
s++;
continue;
}
serial_send(*s++);
}
}

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boot/arch/x86_64/stage1/boot-cd.asm Normal file
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;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;; Module Name: boot-cd.asm ;;
;; Project: AurixOS ;;
;; ;;
;; Copyright (c) 2024-2025 Jozef Nagy ;;
;; ;;
;; This source is subject to the MIT License. ;;
;; See License.txt in the root of this repository. ;;
;; All other rights reserved. ;;
;; ;;
;; THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR ;;
;; IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, ;;
;; FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE ;;
;; AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER ;;
;; LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, ;;
;; OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE ;;
;; SOFTWARE. ;;
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
[bits 16]
[org 0x7c00]
jmp 0x0000:AxBootEntry
times 8-($-$$) db 0
bi_PrimaryVolumeDescriptor dd 0
bi_BootFileLocation dd 0
bi_BootFileLength dd 0
bi_Checksum dd 0
bi_Reserved times 40 db 0
;;
;; BIOS bootloader on x86_64 is just a placeholder
;; incase it ever becomes a thing... for now it just
;; notifies the user that you can't boot AurixOS
;; without UEFI on x86_64.
;;
%include "strings.inc"
AxBootEntry:
;;
;; Set 80x50 text mode and clear the screen
;;
mov ax, 0x03
int 0x10
xor bx, bx
mov ax, 0x1112
int 0x10
mov ah, 0
int 0x10
;;
;; Display an error message and halt
;;
mov si, sErrorUnbootable
call PrintString
mov si, sPressToReboot
call PrintString
jmp AxBootHalt
PrintString:
lodsb
or al, al
jz .done
mov ah, 0x0e
mov bx, 0x0007
int 0x10
jmp PrintString
.done:
ret
AxBootHalt:
hlt
jmp AxBootHalt
times 510-($-$$) db 0
dw 0xaa55

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boot/arch/x86_64/stage1/boot-hdd.asm Normal file
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;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;; Module Name: boot-hdd.asm ;;
;; Project: AurixOS ;;
;; ;;
;; Copyright (c) 2024-2025 Jozef Nagy ;;
;; ;;
;; This source is subject to the MIT License. ;;
;; See License.txt in the root of this repository. ;;
;; All other rights reserved. ;;
;; ;;
;; THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR ;;
;; IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, ;;
;; FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE ;;
;; AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER ;;
;; LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, ;;
;; OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE ;;
;; SOFTWARE. ;;
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
[bits 16]
[org 0x7c00]
jmp 0x0000:AxBootEntry
;;
;; BIOS bootloader on x86_64 is just a placeholder
;; incase it ever becomes a thing... for now it just
;; notifies the user that you can't boot AurixOS
;; without UEFI on x86_64.
;;
%include "strings.inc"
AxBootEntry:
;;
;; Set 80x50 text mode and clear the screen
;;
mov ax, 0x03
int 0x10
xor bx, bx
mov ax, 0x1112
int 0x10
mov ah, 0
int 0x10
;;
;; Display an error message and halt
;;
mov si, sErrorUnbootable
call PrintString
mov si, sPressToReboot
call PrintString
jmp AxBootHalt
PrintString:
lodsb
or al, al
jz .done
mov ah, 0x0e
mov bx, 0x0007
int 0x10
jmp PrintString
.done:
ret
AxBootHalt:
hlt
jmp AxBootHalt
times 510-($-$$) db 0
dw 0xaa55

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boot/arch/x86_64/stage1/strings.inc Normal file
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;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;; Module Name: strings.inc ;;
;; Project: AurixOS ;;
;; ;;
;; Copyright (c) 2024-2025 Jozef Nagy ;;
;; ;;
;; This source is subject to the MIT License. ;;
;; See License.txt in the root of this repository. ;;
;; All other rights reserved. ;;
;; ;;
;; THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR ;;
;; IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, ;;
;; FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE ;;
;; AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER ;;
;; LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, ;;
;; OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE ;;
;; SOFTWARE. ;;
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
sErrorUnbootable: db 0x0d, 0x0a, 0x0d, 0x0a, "Error: AurixOS can only be booted via UEFI on x86_64!", 0x0d, 0x0a, 0
sPressToReboot: db "Press Ctrl+Alt+Del to reboot", 0

0
boot/arch/x86_64/uefi/.gitkeep Normal file
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