1 files changed, 21 insertions, 0 deletions
diff --git a/machine/mcall.h b/machine/mcall.h
new file mode 100644
index 0000000..2096d16
--- /dev/null
+++ b/machine/mcall.h
@@ -0,0 +1,21 @@
+#ifndef _RISCV_MCALL_H
+#define _RISCV_MCALL_H
+
+#define MCALL_HART_ID 0
+#define MCALL_CONSOLE_PUTCHAR 1
+#define MCALL_CONSOLE_GETCHAR 2
+#define MCALL_HTIF_SYSCALL 3
+#define MCALL_SEND_IPI 4
+#define MCALL_CLEAR_IPI 5
+#define MCALL_SHUTDOWN 6
+#define MCALL_SET_TIMER 7
+#define MCALL_REMOTE_SFENCE_VM 8
+#define MCALL_REMOTE_FENCE_I 9
+
+#ifndef __ASSEMBLER__
+
+extern uintptr_t do_mcall(uintptr_t which, ...);
+
+#endif
+
+#endif