JFIF$        dd7 

Viewing File: /usr/src/kernels/5.14.0-570.30.1.el9_6.x86_64/arch/x86/include/asm/intel_pconfig.h

#ifndef	_ASM_X86_INTEL_PCONFIG_H
#define	_ASM_X86_INTEL_PCONFIG_H

#include <asm/asm.h>
#include <asm/processor.h>

enum pconfig_target {
	INVALID_TARGET	= 0,
	MKTME_TARGET	= 1,
	PCONFIG_TARGET_NR
};

int pconfig_target_supported(enum pconfig_target target);

enum pconfig_leaf {
	MKTME_KEY_PROGRAM	= 0,
	PCONFIG_LEAF_INVALID,
};

#define PCONFIG ".byte 0x0f, 0x01, 0xc5"

/* Defines and structure for MKTME_KEY_PROGRAM of PCONFIG instruction */

/* mktme_key_program::keyid_ctrl COMMAND, bits [7:0] */
#define MKTME_KEYID_SET_KEY_DIRECT	0
#define MKTME_KEYID_SET_KEY_RANDOM	1
#define MKTME_KEYID_CLEAR_KEY		2
#define MKTME_KEYID_NO_ENCRYPT		3

/* mktme_key_program::keyid_ctrl ENC_ALG, bits [23:8] */
#define MKTME_AES_XTS_128	(1 << 8)

/* Return codes from the PCONFIG MKTME_KEY_PROGRAM */
#define MKTME_PROG_SUCCESS	0
#define MKTME_INVALID_PROG_CMD	1
#define MKTME_ENTROPY_ERROR	2
#define MKTME_INVALID_KEYID	3
#define MKTME_INVALID_ENC_ALG	4
#define MKTME_DEVICE_BUSY	5

/* Hardware requires the structure to be 256 byte aligned. Otherwise #GP(0). */
struct mktme_key_program {
	u16 keyid;
	u32 keyid_ctrl;
	u8 __rsvd[58];
	u8 key_field_1[64];
	u8 key_field_2[64];
} __packed __aligned(256);

static inline int mktme_key_program(struct mktme_key_program *key_program)
{
	unsigned long rax = MKTME_KEY_PROGRAM;

	if (!pconfig_target_supported(MKTME_TARGET))
		return -ENXIO;

	asm volatile(PCONFIG
		: "=a" (rax), "=b" (key_program)
		: "0" (rax), "1" (key_program)
		: "memory", "cc");

	return rax;
}

#endif	/* _ASM_X86_INTEL_PCONFIG_H */
Back to Directory  nL+D550H?Mx ,D"v]qv;6*Zqn)ZP0!1 A "#a$2Qr D8 a Ri[f\mIykIw0cuFcRı?lO7к_f˓[C$殷WF<_W ԣsKcëIzyQy/_LKℂ;C",pFA:/]=H  ~,ls/9ć:[=/#f;)x{ٛEQ )~ =𘙲r*2~ a _V=' kumFD}KYYC)({ *g&f`툪ry`=^cJ.I](*`wq1dđ#̩͑0;H]u搂@:~וKL Nsh}OIR*8:2 !lDJVo(3=M(zȰ+i*NAr6KnSl)!JJӁ* %݉?|D}d5:eP0R;{$X'xF@.ÊB {,WJuQɲRI;9QE琯62fT.DUJ;*cP A\ILNj!J۱+O\͔]ޒS߼Jȧc%ANolՎprULZԛerE2=XDXgVQeӓk yP7U*omQIs,K`)6\G3t?pgjrmۛجwluGtfh9uyP0D;Uڽ"OXlif$)&|ML0Zrm1[HXPlPR0'G=i2N+0e2]]9VTPO׮7h(F*癈'=QVZDF,d߬~TX G[`le69CR(!S2!P <0x<!1AQ "Raq02Br#SCTb ?Ζ"]mH5WR7k.ۛ!}Q~+yԏz|@T20S~Kek *zFf^2X*(@8r?CIuI|֓>^ExLgNUY+{.RѪ τV׸YTD I62'8Y27'\TP.6d&˦@Vqi|8-OΕ]ʔ U=TL8=;6c| !qfF3aů&~$l}'NWUs$Uk^SV:U# 6w++s&r+nڐ{@29 gL u"TÙM=6(^"7r}=6YݾlCuhquympǦ GjhsǜNlɻ}o7#S6aw4!OSrD57%|?x>L |/nD6?/8w#[)L7+6〼T ATg!%5MmZ/c-{1_Je"|^$'O&ޱմTrb$w)R$& N1EtdU3Uȉ1pM"N*(DNyd96.(jQ)X 5cQɎMyW?Q*!R>6=7)Xj5`J]e8%t!+'!1Q5 !1 AQaqё#2"0BRb?Gt^## .llQT $v,,m㵜5ubV =sY+@d{N! dnO<.-B;_wJt6;QJd.Qc%p{ 1,sNDdFHI0ГoXшe黅XۢF:)[FGXƹ/w_cMeD,ʡcc.WDtA$j@:) -# u c1<@ۗ9F)KJ-hpP]_x[qBlbpʖw q"LFGdƶ*s+ډ_Zc"?%t[IP 6J]#=ɺVvvCGsGh1 >)6|ey?Lӣm,4GWUi`]uJVoVDG< SB6ϏQ@ TiUlyOU0kfV~~}SZ@*WUUi##; s/[=!7}"WN]'(L! ~y5g9T̅JkbM' +s:S +B)v@Mj e Cf jE 0Y\QnzG1д~Wo{T9?`Rmyhsy3!HAD]mc1~2LSu7xT;j$`}4->L#vzŏILS ֭T{rjGKC;bpU=-`BsK.SFw4Mq]ZdHS0)tLg