trying to get VGA fb mode to work..

2026-07-14 00:07:50 -05:00
parent 5c7febbbf0
commit 454de8feed
17 changed files with 567 additions and 300 deletions
--- a/rocklibc/src/syscall.c
+++ b/rocklibc/src/syscall.c
@@ -65,4 +65,12 @@ int dup2(int src, int dst) {

 int waitpid(int pid, int* status) {
    return syscall3(SYS_WAIT, pid, (uint32_t)status, 0);
+}
+
+void* sbrk(int32_t increment) {
+    return (void*)syscall1(SYS_SBRK, increment);
+}
+
+int brk(void *addr) {
+    return syscall1(SYS_BRK, (uint32_t)addr);
 }