1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ 2*4882a593Smuzhiyun /* 3*4882a593Smuzhiyun * Parts of INFTL headers shared with userspace 4*4882a593Smuzhiyun * 5*4882a593Smuzhiyun */ 6*4882a593Smuzhiyun 7*4882a593Smuzhiyun #ifndef __MTD_INFTL_USER_H__ 8*4882a593Smuzhiyun #define __MTD_INFTL_USER_H__ 9*4882a593Smuzhiyun 10*4882a593Smuzhiyun #include <linux/types.h> 11*4882a593Smuzhiyun 12*4882a593Smuzhiyun #define OSAK_VERSION 0x5120 13*4882a593Smuzhiyun #define PERCENTUSED 98 14*4882a593Smuzhiyun 15*4882a593Smuzhiyun #define SECTORSIZE 512 16*4882a593Smuzhiyun 17*4882a593Smuzhiyun /* Block Control Information */ 18*4882a593Smuzhiyun 19*4882a593Smuzhiyun struct inftl_bci { 20*4882a593Smuzhiyun __u8 ECCsig[6]; 21*4882a593Smuzhiyun __u8 Status; 22*4882a593Smuzhiyun __u8 Status1; 23*4882a593Smuzhiyun } __attribute__((packed)); 24*4882a593Smuzhiyun 25*4882a593Smuzhiyun struct inftl_unithead1 { 26*4882a593Smuzhiyun __u16 virtualUnitNo; 27*4882a593Smuzhiyun __u16 prevUnitNo; 28*4882a593Smuzhiyun __u8 ANAC; 29*4882a593Smuzhiyun __u8 NACs; 30*4882a593Smuzhiyun __u8 parityPerField; 31*4882a593Smuzhiyun __u8 discarded; 32*4882a593Smuzhiyun } __attribute__((packed)); 33*4882a593Smuzhiyun 34*4882a593Smuzhiyun struct inftl_unithead2 { 35*4882a593Smuzhiyun __u8 parityPerField; 36*4882a593Smuzhiyun __u8 ANAC; 37*4882a593Smuzhiyun __u16 prevUnitNo; 38*4882a593Smuzhiyun __u16 virtualUnitNo; 39*4882a593Smuzhiyun __u8 NACs; 40*4882a593Smuzhiyun __u8 discarded; 41*4882a593Smuzhiyun } __attribute__((packed)); 42*4882a593Smuzhiyun 43*4882a593Smuzhiyun struct inftl_unittail { 44*4882a593Smuzhiyun __u8 Reserved[4]; 45*4882a593Smuzhiyun __u16 EraseMark; 46*4882a593Smuzhiyun __u16 EraseMark1; 47*4882a593Smuzhiyun } __attribute__((packed)); 48*4882a593Smuzhiyun 49*4882a593Smuzhiyun union inftl_uci { 50*4882a593Smuzhiyun struct inftl_unithead1 a; 51*4882a593Smuzhiyun struct inftl_unithead2 b; 52*4882a593Smuzhiyun struct inftl_unittail c; 53*4882a593Smuzhiyun }; 54*4882a593Smuzhiyun 55*4882a593Smuzhiyun struct inftl_oob { 56*4882a593Smuzhiyun struct inftl_bci b; 57*4882a593Smuzhiyun union inftl_uci u; 58*4882a593Smuzhiyun }; 59*4882a593Smuzhiyun 60*4882a593Smuzhiyun 61*4882a593Smuzhiyun /* INFTL Media Header */ 62*4882a593Smuzhiyun 63*4882a593Smuzhiyun struct INFTLPartition { 64*4882a593Smuzhiyun __u32 virtualUnits; 65*4882a593Smuzhiyun __u32 firstUnit; 66*4882a593Smuzhiyun __u32 lastUnit; 67*4882a593Smuzhiyun __u32 flags; 68*4882a593Smuzhiyun __u32 spareUnits; 69*4882a593Smuzhiyun __u32 Reserved0; 70*4882a593Smuzhiyun __u32 Reserved1; 71*4882a593Smuzhiyun } __attribute__((packed)); 72*4882a593Smuzhiyun 73*4882a593Smuzhiyun struct INFTLMediaHeader { 74*4882a593Smuzhiyun char bootRecordID[8]; 75*4882a593Smuzhiyun __u32 NoOfBootImageBlocks; 76*4882a593Smuzhiyun __u32 NoOfBinaryPartitions; 77*4882a593Smuzhiyun __u32 NoOfBDTLPartitions; 78*4882a593Smuzhiyun __u32 BlockMultiplierBits; 79*4882a593Smuzhiyun __u32 FormatFlags; 80*4882a593Smuzhiyun __u32 OsakVersion; 81*4882a593Smuzhiyun __u32 PercentUsed; 82*4882a593Smuzhiyun struct INFTLPartition Partitions[4]; 83*4882a593Smuzhiyun } __attribute__((packed)); 84*4882a593Smuzhiyun 85*4882a593Smuzhiyun /* Partition flag types */ 86*4882a593Smuzhiyun #define INFTL_BINARY 0x20000000 87*4882a593Smuzhiyun #define INFTL_BDTL 0x40000000 88*4882a593Smuzhiyun #define INFTL_LAST 0x80000000 89*4882a593Smuzhiyun 90*4882a593Smuzhiyun #endif /* __MTD_INFTL_USER_H__ */ 91*4882a593Smuzhiyun 92*4882a593Smuzhiyun 93