Visible to Intel only — GUID: sfo1410068055544
Ixiasoft
Visible to Intel only — GUID: sfo1410068055544
Ixiasoft
7.2.2.1. Firewall Diagrams
The system interconnect firewalls filter access to components on various buses.
Name |
Function |
---|---|
Peripherals | The peripherals firewall filters access to slave peripherals in the following buses:
|
System | The system firewall filters access to system peripherals in the following components:
|
HPS-to-FPGA | The HPS-to-FPGA firewall filters access to FPGA through the following bridges:
|
On-Chip RAM | The on-chip RAM firewall filters secure access to on-chip RAM |
SDRAM | The SDRAM firewall filters access to DDR SDRAM |
Bus Behind Firewall |
Bus Slaves Behind Firewall | Masters That Can Access Bus |
---|---|---|
L4 Main |
DMA (secure/non-secure registers) SPI 0/1/2/3 |
MPU DAP DMA FPGA-to-HPS |
L4 Master Peripheral Bus |
EMAC 0/1/2 SD/MMC QSPI |
MPU DAP DMA FPGA-to-HPS |
L4 AHB* Bus |
QSPI Data NAND Data USB OTG 0/1 |
MPU DAP DMA FPGA-to-HPS |
L4 Slave Peripheral Bus |
UART 0/1 I2C 0/1/2/3/4 SP Timer 0/1 GPIO 0/1/2 |
MPU DAP DMA FPGA-to-HPS |
Bus Behind Firewall |
Bus Slaves Behind Firewall | Masters That Can Access Bus |
---|---|---|
L4 ECC |
SD/MMC ECC DMA ECC QSPI ECC NAND ECC USB 0/1 ECC On-Chip RAM ECC EMAC 0/1/2 Rx ECC EMAC 0/1/2 Tx ECC NAND Read/Write ECC |
MPU FPGA-to-HPS DAP |
L4 System |
FPGA Manager Data and Registers OSC Timer 0/1 Watchdog 0/1 System Manager L3 Interconnect Control and Status Registers (CSR) L4 Interconnect firewall Security Control Registers (SCR) |
MPU FPGA-to-HPS DAP DMA |
L4 DAP Bus |
STM DAP |
MPU FPGA-to-HPS DAP |
Bus Behind Firewall |
Bus Slaves | Masters that can Access Bus |
---|---|---|
L3 |
SD/MMC ECC DMA ECC QSPI ECC NAND ECC USB 0/1 ECC On-Chip RAM ECC EMAC 0/1/2 Rx ECC EMAC 0/1/2 Tx ECC NAND Read/Write ECC |
MPU FPGA-to-HPS DAP |
L4 System |
FPGA Manager Data and Registers OSC Timer 0/1 Watchdog 0/1 System Manager L3 Interconnect CSR L4 Interconnect firewall SCR |
MPU FPGA-to-HPS DAP DMA |
L4 DAP Bus |
STM DAP |
MPU FPGA-to-HPS DAP |