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Started DragonOS groundwork

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This commit is contained in:
Sylar 2025-03-31 10:10:43 +02:00
parent 8565debad1
commit 6ba7a1e098
17 changed files with 538 additions and 160 deletions
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7
.vscode/settings.json vendored
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@ -100,7 +100,12 @@
"stdfloat": "cpp",
"*.inc": "cpp",
"text_encoding": "cpp",
"__split_buffer": "cpp"
"__split_buffer": "cpp",
"print": "cpp",
"__hash_table": "cpp",
"execution": "cpp",
"ios": "cpp",
"locale": "cpp"
},
"workbench.editorAssociations": {
"*.bin": "hexEditor.hexedit"

BIN
extra/dragon/disk1.dr
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Binary file not shown.

63
extra/dss/DragonOS/kernel0.dss Normal file
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@ -0,0 +1,63 @@
.load 0x2C00
.fixed 1024, 0xFF
.entry _kernel0_main
.header KERNEL0_BOOT
@include <../bios_api.dss>
@include <palette.dss>
## =========================================================================================================================
.data
$textCell <Text16VModeCell>
$test_str "Hello DragonOS! :)"
## =========================================================================================================================
## =========================================================================================================================
.code
_kernel0_main:
push DefaultPalette.Black
push 1
call $_clear_screen
debug_break
push $test_str
push 1
call $_print_string
hlt
## =========================================================================================================================
## =========================================================================================================================
_print_string: ## _print_string(string* str)
arg R1 ## @Param: str
movb [$textCell.CoordX], 0
movb [$textCell.CoordY], 0
movb [$textCell.Foreground], DefaultPalette.Blue
movb [$textCell.Background], DefaultPalette.Black
mov R10, 0x22
mov R8, R1
mov R9, $textCell
int 0x30
ret
## =========================================================================================================================
## =========================================================================================================================
_clear_screen: ## _clear_screen(int8_t color)
arg R1
movb [$textCell.Foreground], R1
movb [$textCell.Background], R1
movb [$textCell.Character], 0x20
mov R10, 0x24
mov R9, $textCell
int 0x30
ret
## =========================================================================================================================

10
extra/dss/DragonOS/keyboard_driver.dss Normal file
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@ -0,0 +1,10 @@
@guard _KEYBOARD_DRIVER_DSS_
.code
_init_keyboard: ## _init_keyboard(func_ptr* key_pressed_handler)
arg R9 ## @Param: key_pressed_handler
mov R10, 0x00 ## int 0x20 param for set_interrupt_handler
mov R8, 0xA0 ## 0xA0 is the hardware interrupt for KeyPressed
int 0x20
ret

45
extra/dss/DragonOS/palette.dss Normal file
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@ -0,0 +1,45 @@
@guard _PALETTE_DSS_
@group DefaultPalette
Black 0x00
Gray 0x01
White 0x02
Red 0x03
Pink 0x04
Brown 0x05
DarkOrange 0x06
Orange 0x07
Yellow 0x08
DarkGreen 0x09
Green 0x0A
Lime 0x0B
DarkBlue 0x0C
Blue 0x0D
LightBlue 0x0E
Sky 0x0F
@end
.code
_draw_palette: ## _draw_palette(word x, word y)
arg R1
movb [$textCell.CoordX], R1
arg R2
movb [$textCell.CoordY], R2
movb [$textCell.Character], 0x20
movb [$textCell.Foreground], 0
mov R5, 0
_draw_palette_loop:
movb [$textCell.Background], R5
movb R6, [$textCell.CoordX]
inc R6
movb [$textCell.CoordX], R6
mov R10, 0x21
mov R9, $textCell
int 0x30
inc R5
mov ACC, R5
jge $_draw_palette_loop, 15
ret

27
extra/dss/bios/data.dss
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@ -178,6 +178,20 @@
@raw_export_end
@export_comment BIOS_API " --\n"
@export_comment BIOS_API " Structure of a Bootable partitions (Dragon Partition Table)."
@raw_export_start BIOS_API
@group DPTBootPartStructure
ID_ADDR 0x0000
CODE_START 0x0020
ID_CODE 0xF1C4
CODE_SIZE_B 1024
HEADER_SIZE_B 32
CODE_LOAD_ADDR 0x2C00
@end
@raw_export_end
@export_comment BIOS_API " --\n"
@export_comment BIOS_API " Structure to store a DPT block."
@raw_export_start BIOS_API
@ -193,6 +207,19 @@
@export_comment BIOS_API " --\n"
@export_comment BIOS_API " Structure to store a DPT Partition block."
@raw_export_start BIOS_API
@struct DPTPartitionBlock
StartAddress:4
Size:4
Flags:2
Reserved:26
Label:64
@end
@raw_export_end
@export_comment BIOS_API " --\n"
@export_comment BIOS_API " Structure to store a character cell for the Text16-Video-Mode."
@raw_export_start BIOS_API
@struct Text16VModeCell

21
extra/dss/bios_api.dss
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@ -119,6 +119,17 @@
@end
## --
## Structure of a Bootable partitions (Dragon Partition Table).
@group DPTBootPartStructure
ID_ADDR 0x0000
CODE_START 0x0020
ID_CODE 0xF1C4
CODE_SIZE_B 1024
HEADER_SIZE_B 32
CODE_LOAD_ADDR 0x2C00
@end
## --
## Structure to store a DPT block.
@struct DPTBlock
ID:2
@ -130,6 +141,16 @@
@end
## --
## Structure to store a DPT Partition block.
@struct DPTPartitionBlock
StartAddress:4
Size:4
Flags:2
Reserved:26
Label:64
@end
## --
## Structure to store a character cell for the Text16-Video-Mode.
@struct Text16VModeCell
Character:1

395
extra/dss/drake/bootsector.dss
View file

@ -6,6 +6,8 @@
@include <palette.dss>
@include <keyboard_driver.dss>
@define OS_LOAD_ADDR 0x2C00
## =========================================================================================================================
@ -13,6 +15,8 @@
## Disk data structures
$ddd <DiskDriverData>
$dpt_block <DPTBlock>
$bootstrap_block:32
$bootstrap_addr:4
$textCell <Text16VModeCell>
$counter 0x00
@ -21,6 +25,7 @@
$dpt_version_str "DPT Version "
$drake_version_str "Drake 0.2 -- "
$invalid_dpt_block_str "Error: Invalid DPT Block..."
$no_part_found_str "Error: No bootable partitions found..."
## =========================================================================================================================
@ -44,9 +49,9 @@ _drake_bootsector_entry_point:
jne $_invalid_dpt_block, 0xF1CA
## Init Keyboard driver
push $_key_pressed ## KeyPressed handler address passed to the _init_keyboard subroutine
push 1
call $_init_keyboard
## push $_key_pressed ## KeyPressed handler address passed to the _init_keyboard subroutine
## push 1
## call $_init_keyboard
## Enable Double buffering
## mov R2, [VGA_Registers.FLAGS]
@ -70,7 +75,7 @@ _invalid_dpt_block: ## TODO: Fix screen drawing on error
_endless_loop:
## Clear screen
push DefaultPalette.DarkBlue
push DefaultPalette.Black
push 1
call $_clear_screen
@ -79,14 +84,58 @@ _endless_loop:
call $_print_system_info
## Draw main box
push 0
call $_print_main_box
## push 0
## call $_print_main_box
## Swap the buffers
push 0
call $_swap_buffers
## push 0
## call $_swap_buffers
jmp $_endless_loop
mov R10, $dpt_block.PartCount
movb ACC, *R10
jge $_no_partitions_found, 1
mov R10, $dpt_block.PartCount
movb R10, *R10
push $dpt_block.Entries
push R10
push $bootstrap_addr
push 3
call $_test_partitions
mov ACC, RV
jeq $_no_partitions_found, 0xFF
mov R1, $ddd
mov R4, $bootstrap_addr
mov R3, R1 ## Copy $ddd address into R3
movb *R1, DiskMode.READ ## $ddd.Mode
inc R1
movb *R1, 0x00 ## $ddd.Disk
inc R1
mov *R1, *R4 ## $ddd.Sector
addip R1, 2
addip R4, 2
mov *R1, *R4 ## $ddd.Address
addip R1, 2
mov *R1, 1024 ## $ddd.DataSize
addip R1, 2
mov *R1, OS_LOAD_ADDR ## $ddd.MemoryAddress
mov R9, R3 ## Move original $ddd address into R9 (for int 0x20)
mov R10, 0x12 ## int 0x20 parameter for load_from_ddd_blocking
int 0x20 ## Bios interrupt
debug_break
jmp OS_LOAD_ADDR
jmp $_main_end
_no_partitions_found:
push $no_part_found_str
push 1
call $_print_error_msg
jmp $_main_end
## jmp $_endless_loop
_main_end:
hlt
## =========================================================================================================================
@ -95,10 +144,73 @@ _main_end:
## =========================================================================================================================
_key_pressed:
mov ACC, [Keyboard_Registers.KEYCODE]
jne $_key_pressed_end, 0x0127
_key_pressed_end:
_test_partitions: ## _test_partitions(DPTBlock* dpt_entries_block, (1 Byte) dpt_entries_count, (4 Bytes*) part_addr)
arg R1 ## dpt_entries_block
arg R2 ## dpt_entries_count
arg R4 ## part_addr
mov R3, 0 ## Entry counter
_test_partitions_loop:
push $ddd
push $bootstrap_block
push R3
push 3
call $_load_bootstrap_block
mov ACC, $bootstrap_block
mov ACC, *ACC
jeq $_test_partitions_found, DPTBootPartStructure.ID_CODE
inc R3
mov ACC, R3
jle $_test_partitions_not_found, R2
jmp $_test_partitions_loop
_test_partitions_found:
mov R10, R3
mulip R10, DPTStructure.ENTRY_SIZE_B
addip R10, R1
mov *R4, *R10
addip R4, 2
addip R10, 2
mov *R4, *R10
mov R9, *R4
addip R9, DPTBootPartStructure.HEADER_SIZE_B ## TODO: This doesn't take into account integer overflow, since it is a 32-Bit address
mov *R4, R9
mov RV, R3
ret
_test_partitions_not_found:
mov *R4, 0xFFFF
addip R4, 2
mov *R4, 0xFFFF
mov RV, 0xFF
ret
## =========================================================================================================================
## =========================================================================================================================
_load_bootstrap_block: ## _load_bootstrap_block(DiskDriverData* ddd, (32 Byte*) bootstrap_block, (1 Byte) dpt_entry)
arg R1 ## @Param: ddd
arg R2 ## @Param: bootstrap_block
arg R7 ## @Param: dpt_entry
mov R3, R1 ## Copy $ddd address into R3
movb *R1, DiskMode.READ ## $ddd.Mode
inc R1
movb *R1, 0x00 ## $ddd.Disk
inc R1
mov R10, $dpt_block.Entries
mulip R7, DPTStructure.ENTRY_SIZE_B
addip R10, R7
mov *R1, *R10 ## $ddd.Sector
addip R1, 2
addip R10, 2
mov *R1, *R10 ## $ddd.Address
addip R1, 2
mov *R1, DPTBootPartStructure.HEADER_SIZE_B ## $ddd.DataSize
addip R1, 2
mov *R1, R2 ## $ddd.MemoryAddress
mov R9, R3 ## Move original $ddd address into R9 (for int 0x20)
mov R10, 0x12 ## int 0x20 parameter for load_from_ddd_blocking
int 0x20 ## Bios interrupt
ret
## =========================================================================================================================
@ -127,6 +239,60 @@ _load_dpt_block: ## _load_dpt_block(DiskDriverData* ddd, DPTBlock* dpt_block)
ret
## =========================================================================================================================
## =========================================================================================================================
_print_error_msg: ## _print_error_msg(string* error_msg)
arg R1 ## @Param: error_msg
## TODO: Clear the screen
movb [$textCell.CoordX], 0
movb [$textCell.CoordY], 1
movb [$textCell.Foreground], DefaultPalette.Red
movb [$textCell.Background], DefaultPalette.Black
mov R10, 0x22
mov R8, R1
mov R9, $textCell
int 0x30
ret
## =========================================================================================================================
## =========================================================================================================================
_print_system_info:
movb [$textCell.CoordX], 0
movb [$textCell.CoordY], 0
movb [$textCell.Foreground], DefaultPalette.Green
movb [$textCell.Background], DefaultPalette.Black
mov R10, 0x22
mov R8, $drake_version_str
mov R9, $textCell
int 0x30
movb [$textCell.CoordX], 13
mov R10, 0x22
mov R8, $dpt_version_str
mov R9, $textCell
int 0x30
movb [$textCell.CoordX], 26
mov R10, 0x23
movb R8, [{ $dpt_block + 2 }]
mov R9, $textCell
int 0x30
movb [$textCell.CoordX], 27
movb [$textCell.Character], 0x2E
mov R10, 0x21
mov R9, $textCell
int 0x30
movb [$textCell.CoordX], 28
mov R10, 0x23
movb R8, [{ $dpt_block + 3 }]
mov R9, $textCell
int 0x30
ret
## =========================================================================================================================
## =========================================================================================================================
@ -154,151 +320,108 @@ _redraw_screen:
## =========================================================================================================================
_swap_buffers:
movb [VGA_Registers.SIGNAL], Sig_VGA_Text_16_Color.SWAP_BUFFERS
ret
## _swap_buffers:
## movb [VGA_Registers.SIGNAL], Sig_VGA_Text_16_Color.SWAP_BUFFERS
## ret
## =========================================================================================================================
## =========================================================================================================================
_print_main_box:
movb [$textCell.CoordX], 5
movb [$textCell.CoordY], 2
movb [$textCell.Foreground], DefaultPalette.Sky
movb [$textCell.Background], DefaultPalette.DarkBlue
movb [$textCell.Character], 0x3D
mov R8, [CMOS_Settings.SCREEN_WIDTH]
subip R8, 10
push $textCell
push R8
push 2
call $_draw_horizontal_line
movb [$textCell.CoordX], 5
movb [$textCell.CoordY], 12
push $textCell
push R8
push 2
call $_draw_horizontal_line
movb [$textCell.CoordX], 4
movb [$textCell.CoordY], 2
movb [$textCell.Character], 0x7C
push $textCell
push 11
push 2
call $_draw_vertical_line
addip R8, 5
movb [$textCell.CoordX], R8
movb [$textCell.CoordY], 2
push $textCell
push 11
push 2
call $_draw_vertical_line
ret
## _key_pressed:
## mov ACC, [Keyboard_Registers.KEYCODE]
## jne $_key_pressed_end, 0x0127
## _key_pressed_end:
## ret
## =========================================================================================================================
## =========================================================================================================================
_draw_horizontal_line: ## _draw_horizontal_line(TextCell16* cell, int8_t length)
arg R1 ## @Param: cell
arg R2 ## @Param: length
mov R3, R1
addip R3, 3
movb R4, *R3
mov R10, 0x21
mov R9, R1
_draw_horizontal_line_loop:
int 0x30
movb R5, *R3
inc R5
movb *R3, R5
sub R5, R4
jgr $_draw_horizontal_line_loop, R2
ret
## _print_main_box:
## movb [$textCell.CoordX], 5
## movb [$textCell.CoordY], 2
## movb [$textCell.Foreground], DefaultPalette.Sky
## movb [$textCell.Background], DefaultPalette.DarkBlue
## movb [$textCell.Character], 0x3D
##
## mov R8, [CMOS_Settings.SCREEN_WIDTH]
## subip R8, 10
##
## push $textCell
## push R8
## push 2
## call $_draw_horizontal_line
##
## movb [$textCell.CoordX], 5
## movb [$textCell.CoordY], 12
## push $textCell
## push R8
## push 2
## call $_draw_horizontal_line
##
## movb [$textCell.CoordX], 4
## movb [$textCell.CoordY], 2
## movb [$textCell.Character], 0x7C
## push $textCell
## push 11
## push 2
## call $_draw_vertical_line
##
## addip R8, 5
## movb [$textCell.CoordX], R8
## movb [$textCell.CoordY], 2
## push $textCell
## push 11
## push 2
## call $_draw_vertical_line
## ret
## =========================================================================================================================
## =========================================================================================================================
_draw_vertical_line: ## _draw_line(TextCell16* cell, int8_t length)
arg R1 ## @Param: cell
arg R2 ## @Param: length
mov R3, R1
addip R3, 4
movb R4, *R3
mov R10, 0x21
mov R9, R1
_draw_vertical_line_loop:
int 0x30
movb R5, *R3
inc R5
movb *R3, R5
sub R5, R4
jgr $_draw_vertical_line_loop, R2
ret
## =========================================================================================================================
## =========================================================================================================================
_print_error_msg: ## _print_error_msg(string* error_msg)
arg R1 ## @Param: error_msg
## TODO: Clear the screen
movb [$textCell.CoordX], 0
movb [$textCell.CoordY], 0
movb [$textCell.Foreground], DefaultPalette.Red
movb [$textCell.Background], DefaultPalette.Black
mov R10, 0x22
mov R8, R1
mov R9, $textCell
int 0x30
ret
## _draw_horizontal_line: ## _draw_horizontal_line(TextCell16* cell, int8_t length)
## arg R1 ## @Param: cell
## arg R2 ## @Param: length
## mov R3, R1
## addip R3, 3
## movb R4, *R3
##
## mov R10, 0x21
## mov R9, R1
## _draw_horizontal_line_loop:
## int 0x30
## movb R5, *R3
## inc R5
## movb *R3, R5
## sub R5, R4
## jgr $_draw_horizontal_line_loop, R2
## ret
## =========================================================================================================================
## =========================================================================================================================
_print_system_info:
movb [$textCell.CoordX], 0
movb [$textCell.CoordY], 0
movb [$textCell.Foreground], DefaultPalette.Sky
movb [$textCell.Background], DefaultPalette.DarkBlue
mov R10, 0x22
mov R8, $drake_version_str
mov R9, $textCell
int 0x30
movb [$textCell.CoordX], 13
mov R10, 0x22
mov R8, $dpt_version_str
mov R9, $textCell
int 0x30
movb [$textCell.CoordX], 26
mov R10, 0x23
movb R8, [{ $dpt_block + 2 }]
mov R9, $textCell
int 0x30
movb [$textCell.CoordX], 27
movb [$textCell.Character], 0x2E
mov R10, 0x21
mov R9, $textCell
int 0x30
movb [$textCell.CoordX], 28
mov R10, 0x23
movb R8, [{ $dpt_block + 3 }]
mov R9, $textCell
int 0x30
ret
## _draw_vertical_line: ## _draw_line(TextCell16* cell, int8_t length)
## arg R1 ## @Param: cell
## arg R2 ## @Param: length
## mov R3, R1
## addip R3, 4
## movb R4, *R3
##
## mov R10, 0x21
## mov R9, R1
## _draw_vertical_line_loop:
## int 0x30
## movb R5, *R3
## inc R5
## movb *R3, R5
## sub R5, R4
## jgr $_draw_vertical_line_loop, R2
## ret
## =========================================================================================================================

11
extra/info/info
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@ -247,3 +247,14 @@
Unallocated 90 kb 92160 bytes (0x16800) 0x0000.1800 -> 0x0001.7FFF
DragonOS 2000 kb 2048000 bytes (0x1F4000) 0x0001.8000 -> 0x0020.BFFF
Test Partition 2000 kb 2048000 bytes (0x1F4000) 0x0020.C000 -> 0x0040.0000
#==========================================================================================================================================
# Bootstrap structure
#==========================================================================================================================================
Starting bytes of bootable partition:
Identifier (2 Bytes) - Must be set to 0xF1C4
Reserved (30 Bytes)
Kernel first stage block must start at PART_ADDR + 32 and must be 1024 bytes in size

1
extra/make_and_debug
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@ -16,6 +16,7 @@ if [ $? -eq 0 ]; then
/bin/bash ./bios_flash
cp ../dss/bios_api.dss ../../extra/dss/bios_api.dss
/bin/bash ./build_drake
/bin/bash ./build_dragonos
cd ..
printf "\n${green}Running Application...\n\n${clear}"
./ddb config/testMachine.dvm --verbose-load

1
extra/make_and_run
View file

@ -16,6 +16,7 @@ if [ $? -eq 0 ]; then
/bin/bash ./bios_flash
cp ../dss/bios_api.dss ../../extra/dss/bios_api.dss
/bin/bash ./build_drake
/bin/bash ./build_dragonos
cd ..
printf "\n${green}Running Application...\n\n${clear}"
./dvm config/testMachine.dvm

18
extra/scripts/build_dragonos Normal file
View file

@ -0,0 +1,18 @@
#!/bin/bash
green='\033[0;32m'
clear='\033[0m'
printf "\n${green}Compiling DragonOS...\n${clear}"
cd ..
cp ../extra/dss/DragonOS/* ./dss/DragonOS/
printf "\n${green}1) kernel0.dss\n${clear}"
./dasm dss/DragonOS/kernel0.dss -o dragon/kernel0.bin -D
./dtools load-binary dragon/disk1.dr dragon/kernel0.bin 0x00018000
printf "\n"
cp dragon/disk1.dr ../extra/dragon/disk1.dr
rm dragon/kernel0.bin

39
src/assembler/Assembler.cpp
View file

@ -57,6 +57,7 @@ namespace dragon
for (int16_t i = m_code.size(); i < m_fixedSize; i++)
m_code.push_back(m_fixedFillValue);
}
insertHeader();
return m_code;
}
@ -156,6 +157,32 @@ namespace dragon
}
void Assembler::insertHeader(void)
{
if (m_code.size() == 0) return;
ostd::ByteStream header;
m_headerStr.toLower().trim();
if (m_headerStr == "") return;
//TODO: Expand header functionality to allow for custom values maybe
if (m_headerStr == "kernel0_boot")
{
header.push_back((uint8_t)((data::DPTStructure::BootPart_ID_CODE & 0xFF00) >> 8));
header.push_back((uint8_t)(data::DPTStructure::BootPart_ID_CODE & 0x00FF));
for (int32_t i = 0; i < 30; i++)
header.push_back(0xFF);
}
else
{
std::cout << "Invalid .header value: " << m_headerStr << "\n";
return;
}
m_code.insert(m_code.begin(), header.begin(), header.end());
}
void Assembler::removeComments(void)
{
@ -800,6 +827,18 @@ namespace dragon
m_entry_lbl = lineEdit;
continue;
}
else if (lineEdit.startsWith(".header "))
{
if (lineEdit.len() < 9)
{
//TODO: Error
std::cout << "Invalid .header value: " << lineEdit << "\n";
return;
}
lineEdit.substr(8).trim();
m_headerStr = lineEdit;
continue;
}
else if (lineEdit.startsWith(".load "))
{
if (lineEdit.len() < 7)

3
src/assembler/Assembler.hpp
View file

@ -118,6 +118,8 @@ namespace dragon
static void printProgramInfo(void);
private:
static void insertHeader(void);
static void removeComments(void);
static void replaceDefines(void);
static void replaceGroupDefines(void);
@ -163,6 +165,7 @@ namespace dragon
inline static uint16_t m_dataSize { 0x0000 };
inline static uint16_t m_programSize { 0x0000 };
inline static ostd::String m_entry_lbl { "" };
inline static ostd::String m_headerStr { "" };
inline static std::vector<tStructDefinition> m_structDefs;
inline static std::vector<tDisassemblyLine> m_disassembly;

6
src/gui/Window.hpp
View file

@ -28,8 +28,9 @@ namespace dragon
inline bool isInitialized(void) const { return m_initialized; }
inline bool isRunning(void) const { return m_running; }
inline void hide(void) { SDL_HideWindow(m_window); }
inline void show(void) { SDL_ShowWindow(m_window); }
inline bool isVisible(void) const { return m_visible; }
inline void hide(void) { SDL_HideWindow(m_window); m_visible = false; }
inline void show(void) { SDL_ShowWindow(m_window); m_visible = true; }
inline ostd::String getTitle(void) const { return m_title; }
inline int32_t getFPS(void) const { return m_fps; }
inline int32_t getWindowWidth(void) const { return m_windowWidth; }
@ -63,6 +64,7 @@ namespace dragon
bool m_deagEventEnabled { false };
bool m_running { false };
bool m_initialized { false };
bool m_visible { true };
};
class WindowResizedData : public ostd::BaseObject
{

1
src/hardware/VirtualDisplay.cpp
View file

@ -26,6 +26,7 @@ namespace dragon
void VirtualDisplay::onRender(void)
{
if (!isVisible()) return;
auto& config = DragonRuntime::machine_config;
auto& mem = DragonRuntime::memMap;
uint16_t vga_addr = data::MemoryMapAddresses::VideoCardInterface_Start;

50
src/tools/GlobalData.hpp
View file

@ -234,32 +234,40 @@ namespace dragon
};
public:
inline static constexpr uint16_t DPTID = 0x000;
inline static constexpr uint16_t DPTVersionMaj = 0x002;
inline static constexpr uint16_t DPTVersionMin = 0x003;
inline static constexpr uint16_t PartitionCount = 0x004;
inline static constexpr uint16_t DPTID = 0x000;
inline static constexpr uint16_t DPTVersionMaj = 0x002;
inline static constexpr uint16_t DPTVersionMin = 0x003;
inline static constexpr uint16_t PartitionCount = 0x004;
inline static constexpr uint16_t EntriesStart = 0x00C;
inline static constexpr uint16_t EntriesStart = 0x00C;
inline static constexpr uint16_t EntryStartAddress = 0x000;
inline static constexpr uint16_t EntryPartitionSize = 0x004;
inline static constexpr uint16_t EntryFlags = 0x008;
inline static constexpr uint16_t EntryPartitionLabel = 0x024;
inline static constexpr uint16_t EntryStartAddress = 0x000;
inline static constexpr uint16_t EntryPartitionSize = 0x004;
inline static constexpr uint16_t EntryFlags = 0x008;
inline static constexpr uint16_t EntryPartitionLabel = 0x024;
inline static constexpr uint16_t HeaderReservedSizeBytes= 7;
inline static constexpr uint16_t DiskAddress = 0x200;
inline static constexpr uint16_t DPT_ID_CODE = 0xF1CA;
inline static constexpr uint16_t EntrySizeBytes = 100;
inline static constexpr uint16_t EntryLabelSizeBytes = 64;
inline static constexpr uint16_t EntryReservedSizeBytes = 26;
inline static constexpr uint16_t HeaderSizeBytes = 12;
inline static constexpr uint16_t DPTBlockSizeBytes = 512;
inline static constexpr uint8_t CurrentDPTVersionMaj = 0x00;
inline static constexpr uint8_t CurrentDPTVersionMin = 0x02;
inline static constexpr uint32_t DiskStartAddr = 0x00000400;
inline static constexpr uint8_t MaxPartCount = 5;
inline static constexpr uint16_t HeaderReservedSizeBytes = 7;
inline static constexpr uint16_t DiskAddress = 0x200;
inline static constexpr uint16_t DPT_ID_CODE = 0xF1CA;
inline static constexpr uint16_t EntrySizeBytes = 100;
inline static constexpr uint16_t EntryLabelSizeBytes = 64;
inline static constexpr uint16_t EntryReservedSizeBytes = 26;
inline static constexpr uint16_t HeaderSizeBytes = 12;
inline static constexpr uint16_t DPTBlockSizeBytes = 512;
inline static constexpr uint8_t CurrentDPTVersionMaj = 0x00;
inline static constexpr uint8_t CurrentDPTVersionMin = 0x02;
inline static constexpr uint32_t DiskStartAddr = 0x00000400;
inline static constexpr uint8_t MaxPartCount = 5;
inline static constexpr uint16_t BootPart_IDAddr = 0x0000;
inline static constexpr uint16_t BootPart_CodeStart = 0x0020;
inline static constexpr uint16_t BootPart_ID_CODE = 0xF1C4;
inline static constexpr uint16_t BootPart_CodeSizeBytes = 1024;
inline static constexpr uint8_t BootPart_HeaderSizeBytes = 32;
};
class CPUExtension