JFIF$        dd7 

Viewing File: /usr/src/kernels/5.14.0-570.32.1.el9_6.x86_64/include/linux/mtd/jedec.h

/* SPDX-License-Identifier: GPL-2.0 */
/*
 * Copyright © 2000-2010 David Woodhouse <dwmw2@infradead.org>
 *			 Steven J. Hill <sjhill@realitydiluted.com>
 *			 Thomas Gleixner <tglx@linutronix.de>
 *
 * Contains all JEDEC related definitions
 */

#ifndef __LINUX_MTD_JEDEC_H
#define __LINUX_MTD_JEDEC_H

struct jedec_ecc_info {
	u8 ecc_bits;
	u8 codeword_size;
	__le16 bb_per_lun;
	__le16 block_endurance;
	u8 reserved[2];
} __packed;

/* JEDEC features */
#define JEDEC_FEATURE_16_BIT_BUS	(1 << 0)

struct nand_jedec_params {
	/* rev info and features block */
	/* 'J' 'E' 'S' 'D'  */
	u8 sig[4];
	__le16 revision;
	__le16 features;
	u8 opt_cmd[3];
	__le16 sec_cmd;
	u8 num_of_param_pages;
	u8 reserved0[18];

	/* manufacturer information block */
	char manufacturer[12];
	char model[20];
	u8 jedec_id[6];
	u8 reserved1[10];

	/* memory organization block */
	__le32 byte_per_page;
	__le16 spare_bytes_per_page;
	u8 reserved2[6];
	__le32 pages_per_block;
	__le32 blocks_per_lun;
	u8 lun_count;
	u8 addr_cycles;
	u8 bits_per_cell;
	u8 programs_per_page;
	u8 multi_plane_addr;
	u8 multi_plane_op_attr;
	u8 reserved3[38];

	/* electrical parameter block */
	__le16 async_sdr_speed_grade;
	__le16 toggle_ddr_speed_grade;
	__le16 sync_ddr_speed_grade;
	u8 async_sdr_features;
	u8 toggle_ddr_features;
	u8 sync_ddr_features;
	__le16 t_prog;
	__le16 t_bers;
	__le16 t_r;
	__le16 t_r_multi_plane;
	__le16 t_ccs;
	__le16 io_pin_capacitance_typ;
	__le16 input_pin_capacitance_typ;
	__le16 clk_pin_capacitance_typ;
	u8 driver_strength_support;
	__le16 t_adl;
	u8 reserved4[36];

	/* ECC and endurance block */
	u8 guaranteed_good_blocks;
	__le16 guaranteed_block_endurance;
	struct jedec_ecc_info ecc_info[4];
	u8 reserved5[29];

	/* reserved */
	u8 reserved6[148];

	/* vendor */
	__le16 vendor_rev_num;
	u8 reserved7[88];

	/* CRC for Parameter Page */
	__le16 crc;
} __packed;

#endif /* __LINUX_MTD_JEDEC_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