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wip: IPC and Runtime

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This commit is contained in:
karina
2026-05-03 21:57:20 +04:00
parent 5f343c991b
commit 39b2af7626
25 changed files with 371 additions and 66 deletions
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Runtime/Common/aarch64.cmake
+4
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@@ -56,3 +56,7 @@ find_program(LLVM_OBJCOPY NAMES llvm-objcopy objcopy
/opt/homebrew/bin
REQUIRED
)
set(CMAKE_C_FLAGS_INIT "-ffreestanding -mgeneral-regs-only -std=c23")
set(CMAKE_EXE_LINKER_FLAGS_INIT "-nostdlib -static -no-pie -z max-page-size=0x1000 --no-dynamic-linker -T ${CMAKE_CURRENT_LIST_DIR}/linker.ld -Ttext=0x400000")
Runtime/Common/ksOS_SDK.cmake
+29
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@@ -0,0 +1,29 @@
# SPDX-License-Identifier: GPL-3.0-or-later
# Copyright (c) 2026 0xKSor
set(KSOS_SYSROOT_SRC "${CMAKE_CURRENT_LIST_DIR}/..")
set(BUILD_DIR $ENV{BUILD_DIR})
if(NOT BUILD_DIR)
set(BUILD_DIR "${CMAKE_CURRENT_LIST_DIR}/../../.build")
endif()
set(KSOS_LIB_DIR "${BUILD_DIR}/Runtime/System/libksOS")
function(add_ksos_executable TARGET_NAME)
add_executable(${TARGET_NAME}
"${KSOS_SYSROOT_SRC}/System/libksOS/Source/crt0.S"
${ARGN}
)
target_include_directories(${TARGET_NAME} PRIVATE
"${KSOS_SYSROOT_SRC}/System/libksOS/Include"
)
target_link_directories(${TARGET_NAME} PRIVATE
"${KSOS_LIB_DIR}"
)
target_link_libraries(${TARGET_NAME} PRIVATE
ksOS
)
endfunction()
Runtime/System/Init/CMakeLists.txt
+3 -31
View File
@@ -4,44 +4,16 @@
cmake_minimum_required(VERSION 3.20)
project(ksOS_init LANGUAGES C ASM)
include("${CMAKE_CURRENT_SOURCE_DIR}/../../Common/ksOS_SDK.cmake")
file(GLOB_RECURSE INIT_SOURCES CMAKE_CONFIGURE_DEPENDS
${CMAKE_CURRENT_SOURCE_DIR}/Source/*.S
${CMAKE_CURRENT_SOURCE_DIR}/Source/*.c
)
add_executable(init ${INIT_SOURCES})
add_ksos_executable(Init ${INIT_SOURCES})
target_include_directories(init PRIVATE
${CMAKE_CURRENT_SOURCE_DIR}/Source
${CMAKE_CURRENT_SOURCE_DIR}/../../Common
)
target_compile_options(init PRIVATE
$<$<COMPILE_LANGUAGE:C>:
-std=c23
-fno-stack-protector
-fno-builtin
-Wall
-Wextra
>
-ffreestanding
-g
-mgeneral-regs-only
)
target_link_options(init PRIVATE
-nostdlib
-static
-no-pie
-T "${CMAKE_CURRENT_SOURCE_DIR}/../../Common/linker.ld"
-Ttext=0x400000
-e _start
-z max-page-size=0x1000
--no-dynamic-linker
)
set_target_properties(init PROPERTIES
set_target_properties(Init PROPERTIES
OUTPUT_NAME "Init"
RUNTIME_OUTPUT_DIRECTORY "${CMAKE_BINARY_DIR}"
)
Runtime/System/Init/Source/main.c
+5 -5
View File
@@ -1,9 +1,9 @@
// SPDX-License-Identifier: GPL-3.0-or-later
// Copyright (c) 2026 0xKSor
void main(void) {
__asm__ volatile(
"svc #0\n"
"b .\n"
);
#include <ksOS/Syscall.h>
int main(void) {
SysSend(1, 0xa0a0a0a0a);
while (1) {}
}
Runtime/System/Test/CMakeLists.txt
+19
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@@ -0,0 +1,19 @@
# SPDX-License-Identifier: GPL-3.0-or-later
# Copyright (c) 2026 0xKSor
cmake_minimum_required(VERSION 3.20)
project(ksOS_test LANGUAGES C ASM)
include("${CMAKE_CURRENT_SOURCE_DIR}/../../Common/ksOS_SDK.cmake")
file(GLOB_RECURSE INIT_SOURCES CMAKE_CONFIGURE_DEPENDS
${CMAKE_CURRENT_SOURCE_DIR}/Source/*.S
${CMAKE_CURRENT_SOURCE_DIR}/Source/*.c
)
add_ksos_executable(Init ${INIT_SOURCES})
set_target_properties(Init PROPERTIES
OUTPUT_NAME "Test"
RUNTIME_OUTPUT_DIRECTORY "${CMAKE_BINARY_DIR}"
)
Runtime/System/Test/Source/main.c
+9
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@@ -0,0 +1,9 @@
#include <ksOS/Syscall.h>
int main() {
IPCMessage message = SysRecive();
if (message.data == 0xa0a0a0a0a) {
Sys228();
}
}
Runtime/System/libksOS/CMakeLists.txt
+17
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@@ -0,0 +1,17 @@
# SPDX-License-Identifier: GPL-3.0-or-later
cmake_minimum_required(VERSION 3.20)
project(libksOS LANGUAGES C ASM)
file(GLOB_RECURSE LIB_SOURCES CMAKE_CONFIGURE_DEPENDS
${CMAKE_CURRENT_SOURCE_DIR}/*.c
)
add_library(ksOS STATIC ${LIB_SOURCES})
target_include_directories(ksOS PUBLIC
${CMAKE_CURRENT_SOURCE_DIR}/Include
)
target_compile_options(ksOS PRIVATE
-std=c23 -fno-stack-protector -fno-builtin -Wall -Wextra
)
Runtime/System/libksOS/Include/ksOS/Syscall.h
+55
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@@ -0,0 +1,55 @@
// SPDX-License-Identifier: GPL-3.0-or-later
// Copyright (c) 2026 0xKSor
#pragma once
#include <ksOS/Types.h>
enum {
kSyscallSend = 1,
kSyscallReceive,
};
typedef struct IPCMessage {
UInt64 senderID;
UInt64 data;
} IPCMessage;
static inline UInt64 SysSend(UInt64 handleID, UInt64 data) {
register UInt64 x8 __asm__("x8") = kSyscallSend;
register UInt64 x0 __asm__("x0") = handleID;
register UInt64 x1 __asm__("x1") = data;
__asm__ volatile(
"svc #0\n"
: "+r" (x0)
: "r" (x1), "r" (x8)
: "memory", "cc"
);
return x0;
}
static inline IPCMessage SysRecive(void) {
register UInt64 x8 __asm__("x8") = kSyscallReceive;
register UInt64 x0 __asm__("x0");
register UInt64 x1 __asm__("x1");
__asm__ volatile(
"svc #0\n"
: "=r" (x0), "=r" (x1)
: "r" (x8)
: "memory", "cc"
);
struct IPCMessage msg = { x0, x1 };
return msg;
}
static inline void Sys228(void) {
register UInt64 x8 __asm__("x8") = 228;
__asm__ volatile(
"svc #0\n"
:
: "r" (x8)
: "memory", "cc"
);
}
Runtime/System/libksOS/Include/ksOS/Types.h
+33
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@@ -0,0 +1,33 @@
// SPDX-License-Identifier: GPL-3.0-or-later
// Copyright (c) 2026 0xKSor
#pragma once
#if defined(NDEBUG) || defined(__OPTIMIZE__)
#define IS_RELEASE 1
#else
#define IS_RELEASE 0
#endif
typedef unsigned char UInt8;
typedef unsigned short UInt16;
typedef unsigned int UInt32;
typedef unsigned long long UInt64;
typedef unsigned long long UInt;
typedef void* Pointer;
typedef UInt Address;
typedef UInt32 Address32;
typedef UInt8* BytePointer;
typedef UInt8* MemoryPointer;
typedef signed char Int8;
typedef signed short Int16;
typedef signed int Int32;
typedef signed long long Int64;
typedef int Int;
typedef UInt64 Size;
typedef char ASCII;
typedef _Bool Boolean;
Runtime/System/libksOS/Source/Syscall.c
+2
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@@ -0,0 +1,2 @@
// SPDX-License-Identifier: GPL-3.0-or-later
// Copyright (c) 2026 0xKSor
Runtime/System/Init/Source/entry.S → Runtime/System/libksOS/Source/crt0.S
-5
View File
@@ -4,14 +4,9 @@
.section .text.entry, "ax"
.global _start
_start:
// Set up stack pointer (8KB stack)
adrp x0, stack_top
add sp, x0, :lo12:stack_top
// Jump to C main
bl main
// If main returns, loop forever
b .
.section .bss, "aw", @nobits
Runtime/justfile
+25
View File
@@ -95,8 +95,22 @@ _default:
exit 0
fi
# libksOS MUST be built first — everyone depends on it
for dir in "${projects[@]}"; do
name=$(basename "${dir}")
if [ "${name}" = "libksOS" ]; then
echo ""
echo " 📦 ${CATEGORY}/${name}"
just --quiet _build_cmake "${dir}" "${CATEGORY}/${name}"
break
fi
done
for dir in "${projects[@]}"; do
name=$(basename "${dir}")
if [ "${name}" = "libksOS" ]; then
continue
fi
echo ""
echo " 📦 ${CATEGORY}/${name}"
@@ -111,6 +125,7 @@ _default:
@build:
@echo "🛠️ Building Runtime..."
@just --quiet clangd
@mkdir -p {{ RUNTIME_BUILD_DIR }}/System
@mkdir -p {{ RUNTIME_BUILD_DIR }}/Apps
@just --quiet _discover_and_build System
@@ -122,3 +137,13 @@ _default:
@rm -rf {{ TEMP_DIR }}/Runtime
@rm -rf {{ RUNTIME_BUILD_DIR }}
@echo "🧹 Runtime cleaned"
@clangd:
#!/usr/bin/env bash
set -e
RUNTIME_DIR="{{ justfile_directory() }}"
INCLUDE_DIR="${RUNTIME_DIR}/System/libksOS/Include"
printf 'CompileFlags:\n Add:\n - -xc\n - --target=aarch64-none-elf\n - -ffreestanding\n - -I%s\n' "${INCLUDE_DIR}" > "${RUNTIME_DIR}/.clangd"
echo "✅ Generated ${RUNTIME_DIR}/.clangd"