qemu with hax to log dma reads & writes
jcs.org/2018/11/12/vfio
1#ifndef LINUX_USER_XTENSA_TARGET_FLAT_H
2#define LINUX_USER_XTENSA_TARGET_FLAT_H
3
4#define flat_argvp_envp_on_stack() 0
5#define flat_reloc_valid(reloc, size) ((reloc) <= (size))
6#define flat_old_ram_flag(flag) (flag)
7#define flat_get_relocate_addr(relval) (relval)
8#define flat_get_addr_from_rp(rp, relval, flags, persistent) (rp)
9#define flat_set_persistent(relval, persistent) (*persistent)
10#define flat_put_addr_at_rp(rp, addr, relval) put_user_ual(addr, rp)
11
12#endif