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gbos - a tiny Unix-flavored OS for the Game Boy Color (kernel, shell, coreutils in C, RAM filesystem)
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Age
Files
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*
term/osk: scroll region so the OSK never hides the input line
user
5 days
1
-1
/
+1
*
term: 40-column text terminal on the CGB LCD (4x8 dynamic tiles)
user
5 days
1
-1
/
+1
*
fs rewrite stage 3: nested directories, paths, cwd (cd/mkdir/ls)
user
5 days
1
-1
/
+1
*
fs rewrite stage 1: persistent block device (bounce buffer, cart SRAM)
user
6 days
1
-2
/
+2
*
jobs: background execution (&), non-blocking reap, spin demo
user
6 days
1
-1
/
+1
*
kill + ps: implement SYS_KILL (pid 1 immortal) and a ps tool
user
6 days
1
-1
/
+1
*
shell: I/O redirection (>/<) and pipes (|); rewrite shell in C
user
6 days
1
-1
/
+1
*
filesystem: a RAM FS (WRAMX) + ls/cat/save/rm; wc/head read files
user
6 days
1
-1
/
+2
*
tools: wc, head, and an argc/argv demo (args) + libc.c helpers
user
6 days
1
-1
/
+4
*
libc + CLI tools: a small C userland
user
6 days
1
-1
/
+2
*
C toolchain: run SDCC-compiled C programs as gbos processes
user
6 days
1
-0
/
+7
*
gbos scaffold: working cooperative microkernel (verified ABAB in emulator)
user
6 days
1
-0
/
+34