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| author | Albert ARIBAUD <albert.u.boot@aribaud.net> | 2013-05-30 14:45:06 +0200 |
|---|---|---|
| committer | Albert ARIBAUD <albert.u.boot@aribaud.net> | 2013-05-30 14:45:06 +0200 |
| commit | a19b0dd62d7b8efc658fa1aa685ff5665878f3ee (patch) | |
| tree | 1fadf0fb3da83203ba28f209ec99e1b33e03f4d5 /include/mtd/cfi_flash.h | |
| parent | 60985bba58e7695dac1fddae8cdbb62d8cfd1254 (diff) | |
| parent | a71d45d706a5b51c348160163b6c159632273fed (diff) | |
| download | olio-uboot-2014.01-a19b0dd62d7b8efc658fa1aa685ff5665878f3ee.tar.xz olio-uboot-2014.01-a19b0dd62d7b8efc658fa1aa685ff5665878f3ee.zip | |
Merge branch 'u-boot/master' into 'u-boot-arm/master'
Conflicts:
common/cmd_fpga.c
drivers/usb/host/ohci-at91.c
Diffstat (limited to 'include/mtd/cfi_flash.h')
| -rw-r--r-- | include/mtd/cfi_flash.h | 18 |
1 files changed, 11 insertions, 7 deletions
diff --git a/include/mtd/cfi_flash.h b/include/mtd/cfi_flash.h index 966b5e00c..b644b9177 100644 --- a/include/mtd/cfi_flash.h +++ b/include/mtd/cfi_flash.h @@ -129,12 +129,16 @@ typedef union { } cfiword_t; /* CFI standard query structure */ +/* The offsets and sizes of this packed structure members correspond + * to the actual layout in CFI Flash chips. Some 16- and 32-bit members + * are unaligned and must be accessed with explicit unaligned access macros. + */ struct cfi_qry { u8 qry[3]; - u16 p_id; - u16 p_adr; - u16 a_id; - u16 a_adr; + u16 p_id; /* unaligned */ + u16 p_adr; /* unaligned */ + u16 a_id; /* unaligned */ + u16 a_adr; /* unaligned */ u8 vcc_min; u8 vcc_max; u8 vpp_min; @@ -148,10 +152,10 @@ struct cfi_qry { u8 block_erase_timeout_max; u8 chip_erase_timeout_max; u8 dev_size; - u16 interface_desc; - u16 max_buf_write_size; + u16 interface_desc; /* aligned */ + u16 max_buf_write_size; /* aligned */ u8 num_erase_regions; - u32 erase_region_info[NUM_ERASE_REGIONS]; + u32 erase_region_info[NUM_ERASE_REGIONS]; /* unaligned */ } __attribute__((packed)); struct cfi_pri_hdr { |