diff options
Diffstat (limited to 'src/include/hw/usb/ehci-regs.h')
| -rw-r--r-- | src/include/hw/usb/ehci-regs.h | 82 |
1 files changed, 82 insertions, 0 deletions
diff --git a/src/include/hw/usb/ehci-regs.h b/src/include/hw/usb/ehci-regs.h new file mode 100644 index 0000000..616f1b8 --- /dev/null +++ b/src/include/hw/usb/ehci-regs.h @@ -0,0 +1,82 @@ +#ifndef HW_USB_EHCI_REGS_H +#define HW_USB_EHCI_REGS_H 1 + +/* 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 */ |
