#ifndef _IST_H #define _IST_H typedef struct { uint32_t reserved; uint64_t rsp0; uint64_t rsp1; uint64_t rsp2; uint64_t reserved2; uint64_t ist1; uint64_t ist2; uint64_t ist3; uint64_t ist4; uint64_t ist5; uint64_t ist6; uint64_t ist7; uint32_t reserved3[3]; uint32_t iopb; } __attribute__((packed)) ist_t; #endif