From 51a788fa9e13ead0c504a1369797f8b49d73634c Mon Sep 17 00:00:00 2001 From: Richard Qin Date: Mon, 5 Jan 2026 01:31:55 +0800 Subject: Important: License changed from MIT to GPL. Rewrote the README based on the actual project. --- src/boot/entry.S | 3 +++ src/drivers/plic.cc | 4 ++++ src/drivers/uart.cc | 4 ++++ src/drivers/virtio_dist.cc | 4 ++++ src/fs/fat32.cc | 4 ++++ src/fs/file.cc | 4 ++++ src/fs/fs.cc | 4 ++++ src/kernel/bio.cc | 4 ++++ src/kernel/config.cc | 4 ++++ src/kernel/cxx.cc | 4 ++++ src/kernel/fdt.cc | 4 ++++ src/kernel/initcode.S | 3 +++ src/kernel/main.cc | 4 ++++ src/kernel/mm/pmm.cc | 4 ++++ src/kernel/mm/slab.cc | 4 ++++ src/kernel/mm/vm.cc | 4 ++++ src/kernel/proc/exec.cc | 4 ++++ src/kernel/proc/proc.cc | 4 ++++ src/kernel/proc/swtch.S | 3 +++ src/kernel/sbi.cc | 4 ++++ src/kernel/spinlock.cc | 4 ++++ src/kernel/syscall.cc | 4 ++++ src/kernel/timer.cc | 4 ++++ src/kernel/trap/handler.cc | 4 ++++ src/kernel/trap/trampoline.S | 3 +++ src/kernel/trap/trap.S | 3 +++ src/lib/string.cc | 4 ++++ src/ulib/assert.c | 4 ++++ src/ulib/cxx.cc | 4 ++++ src/ulib/iostream.cpp | 4 ++++ src/ulib/stdio.c | 4 ++++ src/ulib/stdlib.c | 4 ++++ src/ulib/string.c | 4 ++++ src/user/cat.cc | 4 ++++ src/user/cp.cc | 4 ++++ src/user/echo.cc | 4 ++++ src/user/entry.S | 3 +++ src/user/grep.cc | 4 ++++ src/user/init.cc | 4 ++++ src/user/kill.cc | 4 ++++ src/user/ln.cc | 4 ++++ src/user/ls.cc | 4 ++++ src/user/mkdir.cc | 4 ++++ src/user/mv.cc | 4 ++++ src/user/rm.cc | 4 ++++ src/user/sh.cc | 4 ++++ src/user/touch.cc | 4 ++++ src/user/user.ld | 3 +++ src/user/usys.S | 3 +++ src/user/wc.cc | 4 ++++ 50 files changed, 192 insertions(+) (limited to 'src') diff --git a/src/boot/entry.S b/src/boot/entry.S index 6d75bcf..8910ddc 100644 --- a/src/boot/entry.S +++ b/src/boot/entry.S @@ -1,3 +1,6 @@ +# SPDX-License-Identifier: GPL-2.0-or-later +# Copyright (C) 2026 Richard Qin + .section .text.entry .global _start diff --git a/src/drivers/plic.cc b/src/drivers/plic.cc index a759597..f9e306b 100644 --- a/src/drivers/plic.cc +++ b/src/drivers/plic.cc @@ -1,3 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-or-later +/* + * Copyright (C) 2026 Richard QIn + */ #include "common/types.h" #include "kernel/riscv.h" #include "drivers/plic.h" diff --git a/src/drivers/uart.cc b/src/drivers/uart.cc index 55609ba..96ae182 100644 --- a/src/drivers/uart.cc +++ b/src/drivers/uart.cc @@ -1,3 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-or-later +/* + * Copyright (C) 2026 Richard QIn + */ #include "drivers/uart.h" #include "kernel/riscv.h" #include "kernel/spinlock.h" diff --git a/src/drivers/virtio_dist.cc b/src/drivers/virtio_dist.cc index 9c981d4..b2acd8e 100644 --- a/src/drivers/virtio_dist.cc +++ b/src/drivers/virtio_dist.cc @@ -1,3 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-or-later +/* + * Copyright (C) 2026 Richard QIn + */ #include "drivers/virtio.h" #include "kernel/riscv.h" #include "kernel/pmm.h" diff --git a/src/fs/fat32.cc b/src/fs/fat32.cc index 17b543c..e4089d4 100644 --- a/src/fs/fat32.cc +++ b/src/fs/fat32.cc @@ -1,3 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-or-later +/* + * Copyright (C) 2026 Richard QIn + */ #include "fs/fat32.h" #include "lib/string.h" #include "drivers/uart.h" diff --git a/src/fs/file.cc b/src/fs/file.cc index 9f12dc1..d814332 100644 --- a/src/fs/file.cc +++ b/src/fs/file.cc @@ -1,3 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-or-later +/* + * Copyright (C) 2026 Richard QIn + */ #include "fs/file.h" #include "kernel/spinlock.h" #include "kernel/mm.h" diff --git a/src/fs/fs.cc b/src/fs/fs.cc index 9e3d50e..b93f363 100644 --- a/src/fs/fs.cc +++ b/src/fs/fs.cc @@ -1,3 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-or-later +/* + * Copyright (C) 2026 Richard QIn + */ #include "fs/fs.h" #include "kernel/riscv.h" #include "drivers/uart.h" diff --git a/src/kernel/bio.cc b/src/kernel/bio.cc index 6e63d60..5f1aae9 100644 --- a/src/kernel/bio.cc +++ b/src/kernel/bio.cc @@ -1,3 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-or-later +/* + * Copyright (C) 2026 Richard QIn + */ #include "kernel/buf.h" #include "kernel/spinlock.h" #include "kernel/riscv.h" diff --git a/src/kernel/config.cc b/src/kernel/config.cc index 47f7a3e..36858a1 100644 --- a/src/kernel/config.cc +++ b/src/kernel/config.cc @@ -1,3 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-or-later +/* + * Copyright (C) 2026 Richard QIn + */ #include "common/types.h" uint64 g_uart_base = 0; diff --git a/src/kernel/cxx.cc b/src/kernel/cxx.cc index 14bfe68..00f2799 100644 --- a/src/kernel/cxx.cc +++ b/src/kernel/cxx.cc @@ -1,3 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-or-later +/* + * Copyright (C) 2026 Richard QIn + */ #include "common/types.h" #include "kernel/pmm.h" #include "drivers/uart.h" diff --git a/src/kernel/fdt.cc b/src/kernel/fdt.cc index 5334845..e9f8422 100644 --- a/src/kernel/fdt.cc +++ b/src/kernel/fdt.cc @@ -1,3 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-or-later +/* + * Copyright (C) 2026 Richard QIn + */ #include "common/types.h" #include "drivers/uart.h" #include "kernel/config.h" diff --git a/src/kernel/initcode.S b/src/kernel/initcode.S index 8b56ce6..22e55ca 100644 --- a/src/kernel/initcode.S +++ b/src/kernel/initcode.S @@ -1,3 +1,6 @@ +# SPDX-License-Identifier: GPL-2.0-or-later +# Copyright (C) 2026 Richard Qin + .section .rodata .global initcode_start .global initcode_end diff --git a/src/kernel/main.cc b/src/kernel/main.cc index 9a24028..22cffd6 100644 --- a/src/kernel/main.cc +++ b/src/kernel/main.cc @@ -1,3 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-or-later +/* + * Copyright (C) 2026 Richard QIn + */ #include "common/types.h" #include "kernel/riscv.h" #include "drivers/uart.h" diff --git a/src/kernel/mm/pmm.cc b/src/kernel/mm/pmm.cc index e871d8a..2d0c44f 100644 --- a/src/kernel/mm/pmm.cc +++ b/src/kernel/mm/pmm.cc @@ -1,3 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-or-later +/* + * Copyright (C) 2026 Richard QIn + */ #include "common/types.h" #include "kernel/riscv.h" #include "kernel/pmm.h" diff --git a/src/kernel/mm/slab.cc b/src/kernel/mm/slab.cc index 702dc5c..3bb6b1b 100644 --- a/src/kernel/mm/slab.cc +++ b/src/kernel/mm/slab.cc @@ -1,3 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-or-later +/* + * Copyright (C) 2026 Richard QIn + */ #include "kernel/slab.h" #include "kernel/pmm.h" #include "kernel/spinlock.h" diff --git a/src/kernel/mm/vm.cc b/src/kernel/mm/vm.cc index 1155d2c..47b80e9 100644 --- a/src/kernel/mm/vm.cc +++ b/src/kernel/mm/vm.cc @@ -1,3 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-or-later +/* + * Copyright (C) 2026 Richard QIn + */ #include "kernel/mm.h" #include "kernel/pmm.h" #include "kernel/riscv.h" diff --git a/src/kernel/proc/exec.cc b/src/kernel/proc/exec.cc index 22e4842..e5294d9 100644 --- a/src/kernel/proc/exec.cc +++ b/src/kernel/proc/exec.cc @@ -1,3 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-or-later +/* + * Copyright (C) 2026 Richard QIn + */ #include "common/types.h" #include "kernel/riscv.h" #include "kernel/proc.h" diff --git a/src/kernel/proc/proc.cc b/src/kernel/proc/proc.cc index 6940a3e..3923fe8 100644 --- a/src/kernel/proc/proc.cc +++ b/src/kernel/proc/proc.cc @@ -1,3 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-or-later +/* + * Copyright (C) 2026 Richard QIn + */ #include "kernel/proc.h" #include "kernel/proc_def.h" #include "kernel/runqueue.h" diff --git a/src/kernel/proc/swtch.S b/src/kernel/proc/swtch.S index f59de20..d55c03e 100644 --- a/src/kernel/proc/swtch.S +++ b/src/kernel/proc/swtch.S @@ -1,3 +1,6 @@ +# SPDX-License-Identifier: GPL-2.0-or-later +# Copyright (C) 2026 Richard Qin + .global swtch swtch: diff --git a/src/kernel/sbi.cc b/src/kernel/sbi.cc index 9570d74..5ae7edb 100644 --- a/src/kernel/sbi.cc +++ b/src/kernel/sbi.cc @@ -1,3 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-or-later +/* + * Copyright (C) 2026 Richard QIn + */ #include "common/types.h" #include "kernel/sbi.h" diff --git a/src/kernel/spinlock.cc b/src/kernel/spinlock.cc index 55dfc6b..aadce21 100644 --- a/src/kernel/spinlock.cc +++ b/src/kernel/spinlock.cc @@ -1,3 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-or-later +/* + * Copyright (C) 2026 Richard QIn + */ #include "kernel/spinlock.h" #include "kernel/riscv.h" #include "kernel/cpu.h" diff --git a/src/kernel/syscall.cc b/src/kernel/syscall.cc index 9f88649..b891ada 100644 --- a/src/kernel/syscall.cc +++ b/src/kernel/syscall.cc @@ -1,3 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-or-later +/* + * Copyright (C) 2026 Richard QIn + */ #include "kernel/syscall.h" #include "common/types.h" #include "common/fcntl.h" diff --git a/src/kernel/timer.cc b/src/kernel/timer.cc index 3cbf11e..fc02f27 100644 --- a/src/kernel/timer.cc +++ b/src/kernel/timer.cc @@ -1,3 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-or-later +/* + * Copyright (C) 2026 Richard QIn + */ #include "common/types.h" #include "kernel/config.h" #include "kernel/spinlock.h" diff --git a/src/kernel/trap/handler.cc b/src/kernel/trap/handler.cc index 7e4d11e..11af409 100644 --- a/src/kernel/trap/handler.cc +++ b/src/kernel/trap/handler.cc @@ -1,3 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-or-later +/* + * Copyright (C) 2026 Richard QIn + */ #include "kernel/trap.h" #include "kernel/riscv.h" #include "kernel/proc.h" diff --git a/src/kernel/trap/trampoline.S b/src/kernel/trap/trampoline.S index 478d345..57d6f25 100644 --- a/src/kernel/trap/trampoline.S +++ b/src/kernel/trap/trampoline.S @@ -1,3 +1,6 @@ +# SPDX-License-Identifier: GPL-2.0-or-later +# Copyright (C) 2026 Richard Qin + .section .text .globl trampoline .globl uservec diff --git a/src/kernel/trap/trap.S b/src/kernel/trap/trap.S index 573248e..8bce53d 100644 --- a/src/kernel/trap/trap.S +++ b/src/kernel/trap/trap.S @@ -1,3 +1,6 @@ +# SPDX-License-Identifier: GPL-2.0-or-later +# Copyright (C) 2026 Richard Qin + .section .text .global kernelvec .global uservec diff --git a/src/lib/string.cc b/src/lib/string.cc index a302fc6..e8eccb3 100644 --- a/src/lib/string.cc +++ b/src/lib/string.cc @@ -1,3 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-or-later +/* + * Copyright (C) 2026 Richard QIn + */ #include "lib/string.h" void *memset(void *dst, int c, uint n) diff --git a/src/ulib/assert.c b/src/ulib/assert.c index ca2da84..c60643a 100644 --- a/src/ulib/assert.c +++ b/src/ulib/assert.c @@ -1,3 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-or-later +/* + * Copyright (C) 2026 Richard QIn + */ #include "stdio.h" #include "stdlib.h" diff --git a/src/ulib/cxx.cc b/src/ulib/cxx.cc index 6c892ab..d8f510d 100644 --- a/src/ulib/cxx.cc +++ b/src/ulib/cxx.cc @@ -1,3 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-or-later +/* + * Copyright (C) 2026 Richard QIn + */ #include "ulib/stdlib.h" void *operator new(unsigned long n) diff --git a/src/ulib/iostream.cpp b/src/ulib/iostream.cpp index d5394f9..4d721c1 100644 --- a/src/ulib/iostream.cpp +++ b/src/ulib/iostream.cpp @@ -1,3 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-or-later +/* + * Copyright (C) 2026 Richard QIn + */ #include "ulib/iostream" namespace std diff --git a/src/ulib/stdio.c b/src/ulib/stdio.c index f8e7a9a..e81f69a 100644 --- a/src/ulib/stdio.c +++ b/src/ulib/stdio.c @@ -1,3 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-or-later +/* + * Copyright (C) 2026 Richard QIn + */ #include "ulib/stdio.h" #include "ulib/string.h" #include "ulib/stdlib.h" diff --git a/src/ulib/stdlib.c b/src/ulib/stdlib.c index 89d5a08..8b22b6f 100644 --- a/src/ulib/stdlib.c +++ b/src/ulib/stdlib.c @@ -1,3 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-or-later +/* + * Copyright (C) 2026 Richard QIn + */ #include "ulib/stdlib.h" #include "ulib/string.h" #include "ulib/ctypes.h" diff --git a/src/ulib/string.c b/src/ulib/string.c index 5fc1cbd..c3dbe9a 100644 --- a/src/ulib/string.c +++ b/src/ulib/string.c @@ -1,3 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-or-later +/* + * Copyright (C) 2026 Richard QIn + */ #include "ulib/string.h" #include "ulib/stdlib.h" diff --git a/src/user/cat.cc b/src/user/cat.cc index 67feb1c..b518d77 100644 --- a/src/user/cat.cc +++ b/src/user/cat.cc @@ -1,3 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-or-later +/* + * Copyright (C) 2026 Richard QIn + */ #include "ulib/stdio.h" #include "ulib/stdlib.h" #include "ulib/string.h" diff --git a/src/user/cp.cc b/src/user/cp.cc index 9f13bef..ca35e82 100644 --- a/src/user/cp.cc +++ b/src/user/cp.cc @@ -1,3 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-or-later +/* + * Copyright (C) 2026 Richard QIn + */ #include "ulib/stdio.h" #include "ulib/stdlib.h" #include "user/user.h" diff --git a/src/user/echo.cc b/src/user/echo.cc index ff4b8be..cc9dc2a 100644 --- a/src/user/echo.cc +++ b/src/user/echo.cc @@ -1,3 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-or-later +/* + * Copyright (C) 2026 Richard QIn + */ #include "user/user.h" #include "ulib/stdio.h" #include "ulib/string.h" diff --git a/src/user/entry.S b/src/user/entry.S index 432211c..41e0964 100644 --- a/src/user/entry.S +++ b/src/user/entry.S @@ -1,3 +1,6 @@ +# SPDX-License-Identifier: GPL-2.0-or-later +# Copyright (C) 2026 Richard Qin + .section .text .global _start diff --git a/src/user/grep.cc b/src/user/grep.cc index 5ed61b4..1e1c42d 100644 --- a/src/user/grep.cc +++ b/src/user/grep.cc @@ -1,3 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-or-later +/* + * Copyright (C) 2026 Richard QIn + */ #include "ulib/stdio.h" #include "ulib/stdlib.h" #include "ulib/string.h" diff --git a/src/user/init.cc b/src/user/init.cc index 07ed97e..f1a6e29 100644 --- a/src/user/init.cc +++ b/src/user/init.cc @@ -1,3 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-or-later +/* + * Copyright (C) 2026 Richard QIn + */ #include "ulib/stdio.h" #include "ulib/stdlib.h" #include "ulib/string.h" diff --git a/src/user/kill.cc b/src/user/kill.cc index 18b7f02..d38cdd6 100644 --- a/src/user/kill.cc +++ b/src/user/kill.cc @@ -1,3 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-or-later +/* + * Copyright (C) 2026 Richard QIn + */ #include "ulib/stdio.h" #include "ulib/stdlib.h" #include "user/user.h" diff --git a/src/user/ln.cc b/src/user/ln.cc index 2370fdc..a21ddf9 100644 --- a/src/user/ln.cc +++ b/src/user/ln.cc @@ -1,3 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-or-later +/* + * Copyright (C) 2026 Richard QIn + */ #include "ulib/stdio.h" #include "ulib/stdlib.h" #include "user/user.h" diff --git a/src/user/ls.cc b/src/user/ls.cc index e472578..c44c799 100644 --- a/src/user/ls.cc +++ b/src/user/ls.cc @@ -1,3 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-or-later +/* + * Copyright (C) 2026 Richard QIn + */ #include "ulib/stdio.h" #include "ulib/stdlib.h" #include "ulib/string.h" diff --git a/src/user/mkdir.cc b/src/user/mkdir.cc index 8219109..6da8b49 100644 --- a/src/user/mkdir.cc +++ b/src/user/mkdir.cc @@ -1,3 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-or-later +/* + * Copyright (C) 2026 Richard QIn + */ #include "ulib/stdio.h" #include "user/user.h" diff --git a/src/user/mv.cc b/src/user/mv.cc index 2d30f01..a196145 100644 --- a/src/user/mv.cc +++ b/src/user/mv.cc @@ -1,3 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-or-later +/* + * Copyright (C) 2026 Richard QIn + */ #include "ulib/stdio.h" #include "ulib/stdlib.h" #include "user/user.h" diff --git a/src/user/rm.cc b/src/user/rm.cc index 82b04c5..4777ade 100644 --- a/src/user/rm.cc +++ b/src/user/rm.cc @@ -1,3 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-or-later +/* + * Copyright (C) 2026 Richard QIn + */ #include "ulib/stdio.h" #include "ulib/stdlib.h" #include "user/user.h" diff --git a/src/user/sh.cc b/src/user/sh.cc index 760f29e..1bf9ebb 100644 --- a/src/user/sh.cc +++ b/src/user/sh.cc @@ -1,3 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-or-later +/* + * Copyright (C) 2026 Richard QIn + */ #include "ulib/stdio.h" #include "ulib/stdlib.h" #include "ulib/string.h" diff --git a/src/user/touch.cc b/src/user/touch.cc index b978f52..2f9f9f6 100644 --- a/src/user/touch.cc +++ b/src/user/touch.cc @@ -1,3 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-or-later +/* + * Copyright (C) 2026 Richard QIn + */ #include "ulib/stdio.h" #include "ulib/stdlib.h" #include "user/user.h" diff --git a/src/user/user.ld b/src/user/user.ld index 8c9999a..f0a4b27 100644 --- a/src/user/user.ld +++ b/src/user/user.ld @@ -1,3 +1,6 @@ +# SPDX-License-Identifier: GPL-2.0-or-later +# Copyright (C) 2026 Richard Qin + OUTPUT_ARCH( "riscv" ) ENTRY( _start ) diff --git a/src/user/usys.S b/src/user/usys.S index 56cbb22..885d45c 100644 --- a/src/user/usys.S +++ b/src/user/usys.S @@ -1,3 +1,6 @@ +# SPDX-License-Identifier: GPL-2.0-or-later +# Copyright (C) 2026 Richard Qin + #include "kernel/syscall.h" #define SYSCALL(name) \ diff --git a/src/user/wc.cc b/src/user/wc.cc index 654aac2..fbe9735 100644 --- a/src/user/wc.cc +++ b/src/user/wc.cc @@ -1,3 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-or-later +/* + * Copyright (C) 2026 Richard QIn + */ #include "ulib/stdio.h" #include "ulib/stdlib.h" #include "ulib/string.h" -- cgit v1.2.3