tools/x86/kcpuid: Add AMD Secure Encryption leaf

Add the 0x8000001f leaf's fields.

Signed-off-by: Borislav Petkov <bp@suse.de>
Acked-by: Feng Tang <feng.tang@intel.com>
Link: https://lkml.kernel.org/r/20210313140118.17010-1-bp@alien8.de

tools/arch/x86/kcpuid/cpuid.csv

@@ -378,3 +378,13 @@
 0x80000008,    0,  EAX,    7:0, phy_adr_bits, Physical Address Bits
 0x80000008,    0,  EAX,   15:8, lnr_adr_bits, Linear Address Bits
 0x80000007,    0,  EBX,      9, wbnoinvd, WBNOINVD
+
+# 8000001F: AMD Secure Encryption
+0x8000001F,	0, EAX, 0, sme,	Secure Memory Encryption
+0x8000001F,	0, EAX, 1, sev,	Secure Encrypted Virtualization
+0x8000001F,	0, EAX, 2, vmpgflush, VM Page Flush MSR
+0x8000001F,	0, EAX, 3, seves, SEV Encrypted State
+0x8000001F,	0, EBX, 5:0, c-bit, Page table bit number used to enable memory encryption
+0x8000001F,	0, EBX, 11:6, mem_encrypt_physaddr_width, Reduction of physical address space in bits with SME enabled
+0x8000001F,	0, ECX, 31:0, num_encrypted_guests, Maximum ASID value that may be used for an SEV-enabled guest
+0x8000001F,	0, EDX, 31:0, minimum_sev_asid, Minimum ASID value that must be used for an SEV-enabled, SEV-ES-disabled guest