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TUSB7340 Datasheet(PDF) 69 Page - Texas Instruments |
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TUSB7340 Datasheet(HTML) 69 Page - Texas Instruments |
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69 / 117 page ![]() TUSB7320, TUSB7340 www.ti.com SLLSE76M – MARCH 2011 – REVISED JULY 2015 Table 131. xHCI Register Map (continued) REGISTER NAME OFFSET xHCI Extended Capabilities Registers 9C0h-9EBh Reserved 9ECh-FFFFFh 7.5.3.2 Host Controller Capability Registers These registers specify the limits and capabilities of the TUSB7340. The offset in then table is from the address programmed into the Base Address Register 0. Table 132. Host Controller Capability Register Map REGISTER NAME OFFSET HC Interface Version Reserved Capability Length 00h HC Structural Parameters 1 04h HC Structural Parameters 2 08h HC Structural Parameters 3 0Ch HC Capability Parameters 10h Doorbell Offset 14h Runtime Register Space Offset 18h Reserved 1Ch-1Fh 7.5.3.2.1 Capability Registers Length This read only register returns 20h when read to indicate that the beginning of the Operational Register Space is at an offset of 20h from the address programmed into the Base Address Register 0. BAR0 register offset: 00h Register type: Read-Only Default value: 0020h Table 133. HC Capability Register 00h Bit 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0 No. Reset 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 State 7.5.3.2.2 Host Controller Interface Version Number This read only register indicates the xHCI specification revision number supported by the TUSB73X0. BAR0 register offset: 02h Register type: Read-Only Default value: 0096h Table 134. HC Capability Register 02h Bit 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0 No. Reset 0 0 0 0 0 0 0 0 1 0 0 1 0 1 1 0 State 7.5.3.2.3 Host Controller Structural Parameters 1 This read only register defines basic structural parameters supported by the TUSB73X0. BAR0 register offset: 04h Register type: Read-Only Copyright © 2011–2015, Texas Instruments Incorporated Submit Documentation Feedback 69 Product Folder Links: TUSB7320 TUSB7340 |
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