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| author | Richard Qin <richard.qin.x@gmail.com> | 2026-01-03 02:19:57 +0800 |
|---|---|---|
| committer | Richard Qin <richard.qin.x@gmail.com> | 2026-01-03 02:19:57 +0800 |
| commit | 210025560c80b48af4875af199f183ad709e3bf0 (patch) | |
| tree | eb11aeb7b641187f207e3b572c5184cf3526b463 /src/user/usys.S | |
| parent | bde87490d61135dcaa94d9b1489ff6c39876d169 (diff) | |
| parent | 10614e04929a6d109a5e90524e446b637aaf0c13 (diff) | |
| download | lume-210025560c80b48af4875af199f183ad709e3bf0.tar.gz lume-210025560c80b48af4875af199f183ad709e3bf0.tar.xz | |
Merge pull request #4 from Richard-Qin-001/dev/shell
Rebuilt the system's underlying structure; it is now stable enough to merge.
The system now supports a read-only file system and has a simple shell implemented.
Diffstat (limited to 'src/user/usys.S')
| -rw-r--r-- | src/user/usys.S | 14 |
1 files changed, 12 insertions, 2 deletions
diff --git a/src/user/usys.S b/src/user/usys.S index e805d82..f85917e 100644 --- a/src/user/usys.S +++ b/src/user/usys.S @@ -7,8 +7,16 @@ ecall; \ ret +#define SYSCALL_NAME(name, sysname) \ + .global name; \ + name: \ + li a7, SYS_ ## sysname; \ + ecall; \ + ret + +SYSCALL_NAME(sys_exit, exit) + SYSCALL(fork) -SYSCALL(exit) SYSCALL(wait) SYSCALL(pipe) SYSCALL(read) @@ -28,4 +36,6 @@ SYSCALL(getpid) SYSCALL(sbrk) SYSCALL(sleep) SYSCALL(uptime) -SYSCALL(putc)
\ No newline at end of file +SYSCALL(putc) +SYSCALL(disk_test) +SYSCALL(lseek)
\ No newline at end of file |