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qemu/include/hw/usb/ehci-regs.h

83 lines
3.8 KiB
C

#ifndef HW_USB_EHCI_REGS_H
#define HW_USB_EHCI_REGS_H
/* Capability Registers Base Address - section 2.2 */
#define CAPLENGTH 0x0000 /* 1-byte, 0x0001 reserved */
#define HCIVERSION 0x0002 /* 2-bytes, i/f version # */
#define HCSPARAMS 0x0004 /* 4-bytes, structural params */
#define HCCPARAMS 0x0008 /* 4-bytes, capability params */
#define EECP HCCPARAMS + 1
#define HCSPPORTROUTE1 0x000c
#define HCSPPORTROUTE2 0x0010
#define USBCMD 0x0000
#define USBCMD_RUNSTOP (1 << 0) // run / Stop
#define USBCMD_HCRESET (1 << 1) // HC Reset
#define USBCMD_FLS (3 << 2) // Frame List Size
#define USBCMD_FLS_SH 2 // Frame List Size Shift
#define USBCMD_PSE (1 << 4) // Periodic Schedule Enable
#define USBCMD_ASE (1 << 5) // Asynch Schedule Enable
#define USBCMD_IAAD (1 << 6) // Int Asynch Advance Doorbell
#define USBCMD_LHCR (1 << 7) // Light Host Controller Reset
#define USBCMD_ASPMC (3 << 8) // Async Sched Park Mode Count
#define USBCMD_ASPME (1 << 11) // Async Sched Park Mode Enable
#define USBCMD_ITC (0x7f << 16) // Int Threshold Control
#define USBCMD_ITC_SH 16 // Int Threshold Control Shift
#define USBSTS 0x0004
#define USBSTS_RO_MASK 0x0000003f
#define USBSTS_INT (1 << 0) // USB Interrupt
#define USBSTS_ERRINT (1 << 1) // Error Interrupt
#define USBSTS_PCD (1 << 2) // Port Change Detect
#define USBSTS_FLR (1 << 3) // Frame List Rollover
#define USBSTS_HSE (1 << 4) // Host System Error
#define USBSTS_IAA (1 << 5) // Interrupt on Async Advance
#define USBSTS_HALT (1 << 12) // HC Halted
#define USBSTS_REC (1 << 13) // Reclamation
#define USBSTS_PSS (1 << 14) // Periodic Schedule Status
#define USBSTS_ASS (1 << 15) // Asynchronous Schedule Status
/*
* Interrupt enable bits correspond to the interrupt active bits in USBSTS
* so no need to redefine here.
*/
#define USBINTR 0x0008
#define USBINTR_MASK 0x0000003f
#define FRINDEX 0x000c
#define CTRLDSSEGMENT 0x0010
#define PERIODICLISTBASE 0x0014
#define ASYNCLISTADDR 0x0018
#define ASYNCLISTADDR_MASK 0xffffffe0
#define CONFIGFLAG 0x0040
/*
* Bits that are reserved or are read-only are masked out of values
* written to us by software
*/
#define PORTSC_RO_MASK 0x007001c0
#define PORTSC_RWC_MASK 0x0000002a
#define PORTSC_WKOC_E (1 << 22) // Wake on Over Current Enable
#define PORTSC_WKDS_E (1 << 21) // Wake on Disconnect Enable
#define PORTSC_WKCN_E (1 << 20) // Wake on Connect Enable
#define PORTSC_PTC (15 << 16) // Port Test Control
#define PORTSC_PTC_SH 16 // Port Test Control shift
#define PORTSC_PIC (3 << 14) // Port Indicator Control
#define PORTSC_PIC_SH 14 // Port Indicator Control Shift
#define PORTSC_POWNER (1 << 13) // Port Owner
#define PORTSC_PPOWER (1 << 12) // Port Power
#define PORTSC_LINESTAT (3 << 10) // Port Line Status
#define PORTSC_LINESTAT_SH 10 // Port Line Status Shift
#define PORTSC_PRESET (1 << 8) // Port Reset
#define PORTSC_SUSPEND (1 << 7) // Port Suspend
#define PORTSC_FPRES (1 << 6) // Force Port Resume
#define PORTSC_OCC (1 << 5) // Over Current Change
#define PORTSC_OCA (1 << 4) // Over Current Active
#define PORTSC_PEDC (1 << 3) // Port Enable/Disable Change
#define PORTSC_PED (1 << 2) // Port Enable/Disable
#define PORTSC_CSC (1 << 1) // Connect Status Change
#define PORTSC_CONNECT (1 << 0) // Current Connect Status
#endif /* HW_USB_EHCI_REGS_H */