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| author | Richard Qin <richard.qin.x@gmail.com> | 2025-12-28 01:48:50 +0800 |
|---|---|---|
| committer | Richard Qin <richard.qin.x@gmail.com> | 2025-12-28 01:48:50 +0800 |
| commit | f3c8918b13a5226f53e7870d60436f812e5d9015 (patch) | |
| tree | 5a934b82f23916e67e8cac9d230af93645611f3a /src/user/usys.S | |
| parent | a82ab8ad6d277ededc128678aebabf5fbdb01c45 (diff) | |
| download | lume-f3c8918b13a5226f53e7870d60436f812e5d9015.tar.gz lume-f3c8918b13a5226f53e7870d60436f812e5d9015.tar.xz | |
feat(user): add user-space build system and init process to test fork/wait
Diffstat (limited to 'src/user/usys.S')
| -rw-r--r-- | src/user/usys.S | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/src/user/usys.S b/src/user/usys.S new file mode 100644 index 0000000..e805d82 --- /dev/null +++ b/src/user/usys.S @@ -0,0 +1,31 @@ +#include "kernel/syscall.h" + +#define SYSCALL(name) \ + .global name; \ + name: \ + li a7, SYS_ ## name; \ + ecall; \ + ret + +SYSCALL(fork) +SYSCALL(exit) +SYSCALL(wait) +SYSCALL(pipe) +SYSCALL(read) +SYSCALL(write) +SYSCALL(close) +SYSCALL(kill) +SYSCALL(exec) +SYSCALL(open) +SYSCALL(mknod) +SYSCALL(unlink) +SYSCALL(fstat) +SYSCALL(link) +SYSCALL(mkdir) +SYSCALL(chdir) +SYSCALL(dup) +SYSCALL(getpid) +SYSCALL(sbrk) +SYSCALL(sleep) +SYSCALL(uptime) +SYSCALL(putc)
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