Samsung S5PC100 User Manual page 326

CORESIGHT
The authentication sequence script and the hash key generation program will be provided to the customer.
Further information about Secure JTAG is handled in chapter 11.2 Security Sub system.
3.2-8
* AHB AP is allowed to access only to Secure JTAG
SFR region to avoid security hole before authentication.
* The blue line access is available, while the red line
accesses are not available
Addr
barrier
CSSYS
(AHB AP)
DBGEN &
SPIDEN
0xF408
HADDR[31:16]
The debugging through AHB AP is available only when the
authentication successes in Secure invasive debug mode
Figure 3.2-5 AHB AP Mux Control by Authentication Signal
AHB_RX
DMA_TX
0xF400_0000
0xF430_0000
Secure_JTAG
DMA_RX
0xF408_0000
0xF420_0000
AHB_TX
0xF410_0000
Other Security
SFR & FIFOs
AHB_RX
0xF400_0000
AHB2AXI
0 1
HADDR[15:0]
AHB AP
S5PC100 USER'S MANUAL (REV1.0)