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-rw-r--r--src/include/cpu/intel/em64t100_save_state.h106
1 files changed, 106 insertions, 0 deletions
diff --git a/src/include/cpu/intel/em64t100_save_state.h b/src/include/cpu/intel/em64t100_save_state.h
new file mode 100644
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--- /dev/null
+++ b/src/include/cpu/intel/em64t100_save_state.h
@@ -0,0 +1,106 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 2 of the License.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ */
+
+#ifndef __EM64T100_SAVE_STATE_H__
+#define __EM64T100_SAVE_STATE_H__
+
+#include <types.h>
+#include <cpu/x86/smm.h>
+
+/* Intel Revision 30100 SMM State-Save Area
+ * The following processor architectures use this:
+ * - Bay Trail
+ */
+#define SMM_EM64T100_ARCH_OFFSET 0x7c00
+#define SMM_EM64T100_SAVE_STATE_OFFSET \
+ SMM_SAVE_STATE_BEGIN(SMM_EM64T100_ARCH_OFFSET)
+typedef struct {
+ u8 reserved0[256];
+ u8 reserved1[208];
+
+ u32 gdtr_upper_base;
+ u32 ldtr_upper_base;
+ u32 idtr_upper_base;
+
+ u8 reserved2[4];
+
+ u64 io_rdi;
+ u64 io_rip;
+ u64 io_rcx;
+ u64 io_rsi;
+
+ u8 reserved3[64];
+ u32 cr4;
+
+ u8 reserved4[72];
+
+ u32 gdtr_base;
+ u8 reserved5[4];
+ u32 idtr_base;
+ u8 reserved6[4];
+ u32 ldtr_base;
+
+ u8 reserved7[88];
+
+ u32 smbase;
+ u32 smm_revision;
+
+ u16 io_restart;
+ u16 autohalt_restart;
+
+ u8 reserved8[24];
+
+ u64 r15;
+ u64 r14;
+ u64 r13;
+ u64 r12;
+ u64 r11;
+ u64 r10;
+ u64 r9;
+ u64 r8;
+
+ u64 rax;
+ u64 rcx;
+ u64 rdx;
+ u64 rbx;
+
+ u64 rsp;
+ u64 rbp;
+ u64 rsi;
+ u64 rdi;
+
+
+ u64 io_mem_addr;
+ u32 io_misc_info;
+
+ u32 es_sel;
+ u32 cs_sel;
+ u32 ss_sel;
+ u32 ds_sel;
+ u32 fs_sel;
+ u32 gs_sel;
+
+ u32 ldtr_sel;
+ u32 tr_sel;
+
+ u64 dr7;
+ u64 dr6;
+ u64 rip;
+ u64 efer;
+ u64 rflags;
+
+ u64 cr3;
+ u64 cr0;
+} __packed em64t100_smm_state_save_area_t;
+
+#endif