cse_layout.h

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/* BPDT version 1.7 support */
/* SPDX-License-Identifier: GPL-2.0-only */
 
#include <sys/types.h>
 
enum bpdt_entry_type {
        SMIP = 0,
        CSE_RBE = 1,
        CSE_BUP = 2,
        UCODE = 3,
        IBB = 4,
        S_BPDT = 5,
        OBB = 6,
        CSE_MAIN = 7,
        ISH = 8,
        CSE_IDLM = 9,
        IFP_OVERRIDE = 10,
        UTOK = 11,
        UFS_PHY = 12,
        UFS_GPP = 13,
        PMC = 14,
        IUNIT = 15,
        NVM_CFG = 16,
        UEP = 17,
        OEM_KM = 20,
        PAVP = 22,
        IOM_FW = 23,
        NPHY_FW = 24,
        TBT_FW = 25,
        ICC = 32,
 
        MAX_SUBPARTS,
};
 
struct bpdt_header {
        uint32_t signature;             /* BPDT_SIGNATURE */
        uint16_t descriptor_count;
        uint8_t version;                /* Layout 1.7 = 2 */
        uint8_t flags;
        uint32_t checksum;
        uint32_t ifwi_version;
        struct {
                uint16_t major;
                uint16_t minor;
                uint16_t build;
                uint16_t hotfix;
        } fit_tool_version;
} __packed;
 
struct cse_layout {
        uint8_t rom_bypass[16];
        uint16_t size;
        uint16_t redundancy;
        uint32_t checksum;
        uint32_t data_offset;
        uint32_t data_size;
        uint32_t bp1_offset;
        uint32_t bp1_size;
        uint32_t bp2_offset;
        uint32_t bp2_size;
        uint32_t bp3_offset;
        uint32_t bp3_size;
        uint32_t bp4_offset;
        uint32_t bp4_size;
        uint32_t bp5_offset;
        uint32_t bp5_size;
        uint32_t temp_base_addr;
        uint32_t temp_base_size;
        uint32_t flog_offset;
        uint32_t flog_size;
} __packed;
 
struct bpdt_entry {
        uint32_t type;
        uint32_t offset;
        uint32_t size;
} __packed;
 
struct subpart_hdr {
        uint32_t signature;             /* SUBPART_SIGNATURE */
        uint32_t count;
        uint8_t hdr_version;            /* Header version = 2 */
        uint8_t entry_version;          /* Entry version = 1 */
        uint8_t length;
        uint8_t reserved;
        uint8_t name[4];
        uint32_t checksum;
} __packed;
 
struct subpart_entry {
        uint8_t name[12];
        uint32_t offset_bytes;
        uint32_t length;
        uint32_t rsvd2;
} __packed;
 
struct subpart_entry_manifest_header {
        uint8_t reserved[36];
        struct {
                uint16_t major;
                uint16_t minor;
                uint16_t build;
                uint16_t hotfix;
        } binary_version;
} __packed;