新建 文本文档 (4).txt

Altera的flash读写源码

[FLASH-0001-227E] # Keyword FLASH, followed by the Mfgr ID and Device ID
# These ID values can be found in three ways:
# - by consulting the flash memory device's data sheet.
# - by using the "autoselect" command
# - by running nios2-flash-programmer --debug
CFI[0x10] = 0x51 
CFI[0x11] = 0x52 
CFI[0x12] = 0x59 
CFI[0x13] = 0x02 # The primary command set, found at CFI table -
CFI[0x14] = 0x00 # addresses 0x13 and 0x14 is overridden to 0x02, 0x00.
CFI[0x15] = 0x40
CFI[0x16] = 0x00
CFI[0x17] = 0x00
CFI[0x18] = 0x00
CFI[0x19] = 0x00
CFI[0x1A] = 0x00
CFI[0x1B] = 0x27
CFI[0x1C] = 0x36
CFI[0x1E] = 0x00
CFI[0x1F] = 0x07
CFI[0x20] = 0x07
CFI[0x21] = 0x0A
CFI[0x22] = 0x00
CFI[0x23] = 0x03
CFI[0x24] = 0x05
CFI[0x25] = 0x04
CFI[0x26] = 0x00
CFI[0x27] = 0x1A
CFI[0x28] = 0x02
CFI[0x29] = 0x00 
CFI[0x2A] = 0x05 
CFI[0x2B] = 0x00 
CFI[0x2C] = 0x01 # The number of CFI Erase block regions, found at
# CFI table –address 0x2C is overridden to 0x1.
CFI[0x2D] = 0xFF
CFI[0x2E] = 0x01
CFI[0x2F] = 0x00
CFI[0x30] = 0x02

CFI[0x31] = 0x00
CFI[0x32] = 0x00
CFI[0x33] = 0x00
CFI[0x34] = 0x00

CFI[0x35] = 0x00
CFI[0x36] = 0x00
CFI[0x37] = 0x00
CFI[0x38] = 0x00

CFI[0x39] = 0x00
CFI[0x3A] = 0x00
CFI[0x3B] = 0x00
CFI[0x3C] = 0x00

CFI[0x40] = 0x50
CFI[0x41] = 0x52
CFI[0x42] = 0x49

CFI[0x43] = 0x31
CFI[0x44] = 0x33
CFI[0x45] = 0x10

CFI[0x46] = 0x02
CFI[0x47] = 0x01
CFI[0x48] = 0x00
CFI[0x49] = 0x08
CFI[0x4A] = 0x00
CFI[0x4B] = 0x00
CFI[0x4C] = 0x02
CFI[0x4D] = 0xB5
CFI[0x4E] = 0xC5
CFI[0x4F] = 0x04
CFI[0x50] = 0x01