13.2.15PM_CAPID—PCI Power Management Capability ID Register.........................235
13.2.16NXT_PTR1—Next Item Pointer #1 Register...............................................236
13.2.17PM_CAP—Power Management Capabilities Register....................................236
13.2.18PWR_CNTL_STS—Power Management Control/Status Register....................237
13.2.19DEBUG_CAPID—Debug Port Capability ID Register....................................238
13.2.20NXT_PTR2—Next Item Pointer #2 Register...............................................238
13.2.21DEBUG_BASE—Debug Port Base Offset Register .......................................238
13.2.22USB_RELNUM—USB Release Number Register ..........................................238
13.2.23FL_ADJ—Frame Length Adjustment Register.............................................239
13.2.24PWAKE_CAP—Port Wake Capability Register.............................................240
13.2.25CUO—Classic USB Override Register........................................................240
13.2.26LEG_EXT_CAP—USB EHCI Legacy Support Extended Capability Register.......241
13.2.27LEG_EXT_CS—USB EHCI Legacy Support Extended Control/Status Register..241
13.2.28SPECIAL_SMI—Intel Special USB 2.0 SMI Register ....................................244
13.2.29ACCESS_CNTL—Access Control Register ..................................................245
13.2.30FD—Function Disable Register ................................................................246
13.3 Memory-Mapped I/O Registers ..........................................................................246
13.3.1 Host Controller Capability Registers.........................................................246
13.3.2 Host Controller Operational Registers ......................................................250
13.3.3 USB 2.0 Based Debug Port Register.........................................................263
14
USB Client Controller (D26:F0)...............................................................................269
14.1 Functional Description ......................................................................................269
14.2 Operation .......................................................................................................270
14.2.1 USB Features .......................................................................................271
14.2.2 DMA Features.......................................................................................272
14.2.3 Reset..................................................................................................272
14.2.4 PCI Device Reset ..................................................................................272
14.2.5 Wake of Client......................................................................................272
14.2.6 Wake of Host (USB Resume) ..................................................................272
14.3 PCI Configuration Registers...............................................................................273
14.3.1 VID—Vendor Identification Register.........................................................273
14.3.2 DID—Device Identification Register.........................................................274
14.3.3 PCICMD—PCI Command Register............................................................274
14.3.4 PCISTS—PCI Status Register..................................................................275
14.3.5 RID—Revision Identification Register.......................................................275
14.3.6 CC—Class Codes Register ......................................................................275
14.3.7 HTYPE - Header Type Register................................................................276
14.3.8 MEM_BASE— USB Client Memory Base Address Register............................276
14.3.9 SID—Subsystem ID Register ..................................................................277
14.3.10CAP_PTR—Capabilities Pointer Register....................................................277
14.3.11INT_LN—Interrupt Line Register .............................................................277
14.3.12INT_PN—Interrupt Pin Register...............................................................278
14.3.13USBPR—USB Port Routing Register .........................................................278
14.3.14PM_CAPID—PCI Power Management Capability ID Register.........................278
14.3.15NXT_PTR—Next Item Pointer Register .....................................................279
14.3.16PM_CAP—Power Management Capabilities Register....................................279
14.3.17PM_CNTL_STS—Power Management Control/Status Register ......................280
14.3.18URE—USB Resume Enable .....................................................................281
14.3.19FD—Function Disable Register ................................................................281
14.4 Memory-Mapped I/O Registers ..........................................................................282
14.4.1 GCAP—Global Capabilities Register..........................................................284
14.4.2 DEV_STS—Device Status Register...........................................................285
14.4.3 FRAME—Frame Number Register.............................................................285
14.4.4 INT_STS—Interrupt Status Register ........................................................286
10
Datasheet
INTEL [ INTEL ]
