Zynq-7000 AP SoC and 7 Series FPGAs MIS v4.1 104
UG586 November 30, 2016
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Chapter 1: DDR3 and DDR2 SDRAM Memory Interface Solution
AXI4-Lite Slave Control/Status Register Map
ECC register map is shown in Table 1-23. The register map is Little Endian. Write accesses to
read-only or reserved values are ignored. Read accesses to write-only or reserved values
return the value 0xDEADDEAD.
s_axi_ctrl_rready 1 Input Read ready.
interrupt 1 Output High IP Global Interrupt signal
Table 1-22: List of New I/O Signals (Cont’d)
Name Width Direction
Active
State
Description
Table 1-23: ECC Control Register Map
Address Offset Register Name
Access
Type
Default
Value
Description
0x00 ECC_STATUS R/W 0x0 ECC Status Register
0x04 ECC_EN_IRQ R/W 0x0 ECC Enable Interrupt Register
0x08 ECC_ON_OFF R/W
0x0 or
0x1
ECC On/Off Register. If C_ECC_ONOFF_RESET_
VALUE = 1, the default value is 0x1.
0x0C CE_CNT R/W 0x0 Correctable Error Count Register
(0x10–0x9C) Reserved
0x100 CE_FFD[31:00] R 0x0 Correctable Error First Failing Data Register.
0x104 CE_FFD[63:32] R 0x0 Correctable Error First Failing Data Register
0x108 CE_FFD[95:64]
(1)
R 0x0 Correctable Error First Failing Data Register.
0x10C CE_FFD [127:96]
(1)
R 0x0 Correctable Error First Failing Data Register.
(0x110–0x17C) Reserved
0x180 CE_FFE R 0x0 Correctable Error First Failing ECC Register.
(0x184–0x1BC) Reserved
0x1C0 CE_FFA[31:0] R 0x0 Correctable Error First Failing Address
0x1C4 CE_FFA[63:32]
(2)
R 0x0 Correctable Error First Failing Address
(0x1C8–0x1FC) Reserved
0x200 UE_FFD [31:00] R 0x0 Uncorrectable Error First Failing Data Register
0x204 UE_FFD [63:32] R 0x0 Uncorrectable Error First Failing Data Register
0x208 UE_FFD [95:64]
(1)
R 0x0 Uncorrectable Error First Failing Data Register
0x20C
UE_FFD
[127:96]
(1)
R 0x0 Uncorrectable Error First Failing Data Register
(0x210–0x27C) Reserved
0x280 UE_FFE R 0x0 Uncorrectable Error First Failing ECC Register
(0x284–0x2BC) Reserved
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