FUCKKKK

2026-08-09 22:20:01 +08:00
parent 8717ea8f20
commit 2a50fa58c7
185 changed files with 19890 additions and 710 deletions
@@ -0,0 +1,36 @@
+/* deshab/serial.h - COM1 串口日志
+ *
+ * 整合 desktop_app.h 的 da_sputc/swrite/slog，统一前缀为 dsb_。
+ * 用于无内核 log API 可用的早期阶段（应用启动、驱动 init 前）。
+ */
+#ifndef DESHAB_SERIAL_H
+#define DESHAB_SERIAL_H
+
+#include "types.h"
+#include "portio.h"
+
+#define DSB_COM1 0x3F8
+
+static inline void dsb_sputc(char c) {
+    for (unsigned i = 0; i < 100000; i++) {
+        if (dsb_inb(DSB_COM1 + 5) & 0x20) break;
+    }
+    dsb_outb(DSB_COM1, (u8)c);
+}
+
+static inline void dsb_swrite(const char *s) {
+    while (*s) {
+        if (*s == '\n') dsb_sputc('\r');
+        dsb_sputc(*s++);
+    }
+}
+
+static inline void dsb_slog(const char *tag, const char *msg) {
+    dsb_swrite("[");
+    dsb_swrite(tag);
+    dsb_swrite("] ");
+    dsb_swrite(msg);
+    dsb_swrite("\n");
+}
+
+#endif /* DESHAB_SERIAL_H */