Intel CONTROLLERS 413808 - Manual (Page 669)

Intel ® 413808 and 413812 I/O Controllers in TPER Mode
October 2007 Developer’s Manual
Order Number: 317805-001US 669
UARTs—Intel ® 413808 and 413812
Table 446. UART Register MMR Addresses
UART Register
Addresses
DLAB Bit Value Name Register Accessed
+2300H
0 U0RBR UART 0 Receive BUFFER (read only)
0 U0THR UART 0 Transmit BUFFER (write only)
+2304H 0 U0IER UART 0 Interrupt Enable (R/W)
+2308H
X U0IIR UART 0 Interrupt I.D. (read only)
X U0FCR UART 0 FIFO Control (write only)
+230CH X U0LCR UART 0 Line Control (R/W)
+2310H X U0MCR UART 0 Modem Control (R/W)
+2314H X U0LSR UART 0 Line Status (Read only)
+2318H X U0MSR UART 0 Modem Status (Read only)
+231CH X U0SPR UART 0 Scratch Pad (R/W)
+2300H 1 U0DLL UART 0 Divisor Latch (Low Byte, R/W)
+2304H 1 U0DLH UART 0 Divisor Latch (High Byte, R/W)
+2324H X U0FOR UART 0 FIFO Occupancy Register (R/W)
+2328H X U0ABR UART 0 Autobaud Control Register (R/W)
+232CH X U0ACR UART 0 Autobaud Count Register (read only)
+2340H
0 U1RBR UART 1 Receive BUFFER (read only)
0 U1THR UART 1 Transmit BUFFER (write only)
+2344H 0 U1IER UART 1 Interrupt Enable (R/W)
+2348H
X U1IIR UART 1 Interrupt I.D. (read only)
X U1FCR UART 1 FIFO Control (write only)
+234CH X U1LCR UART 1 Line Control (R/W)
+2350H X U1MCR UART 1 Modem Control (R/W)
+2354H X U1LSR UART 1 Line Status (Read only)
+2358H X U1MSR UART 1 Modem Status (Read only)
+235CH X U1SPR UART 1 Scratch Pad (R/W)
+2340H 1 U1DLL UART 1 Divisor Latch (Low Byte, R/W)
+2344H 1 U1DLH UART 1 Divisor Latch (High Byte, R/W)
+2364H X U1FOR UART 1 FIFO Occupancy Register (R/W)
+2368H X U1ABR UART 1 Autobaud Control Register (R/W)
+236CH X U1ACR UART 1 Autobaud Count Register (read only)