Set impebreak.

[riscv-isa-sim.git] / debug_rom / debug_rom_defines.h

diff --git a/debug_rom/debug_rom_defines.h b/debug_rom/debug_rom_defines.h
index 070d26dcee5e7d30cc2209f27e5603b696feaffa..616cf59045fc066e4bfb683050ca1ccfd32ada98 100644 (file)
--- a/debug_rom/debug_rom_defines.h
+++ b/debug_rom/debug_rom_defines.h
@@ -1,9 +1,23 @@
+// See LICENSE file for license details.
+
+#ifndef DEBUG_ROM_DEFINES_H
+#define DEBUG_ROM_DEFINES_H
+
+// These are implementation-specific addresses in the Debug Module
 #define DEBUG_ROM_HALTED    0x100
 #define DEBUG_ROM_GOING     0x104
 #define DEBUG_ROM_RESUMING  0x108
 #define DEBUG_ROM_EXCEPTION 0x10C
+
+// Region of memory where each hart has 1
+// byte to read.
 #define DEBUG_ROM_FLAGS 0x400
 #define DEBUG_ROM_FLAG_GO     0
 #define DEBUG_ROM_FLAG_RESUME 1
+
+// These needs to match the link.ld         
 #define DEBUG_ROM_WHERETO 0x300
 #define DEBUG_ROM_ENTRY   0x800
+#define DEBUG_ROM_TVEC    0x808
+
+#endif