| #ifndef __USB_OHCI_H |
| #define __USB_OHCI_H |
| |
| // usb-ohci.c |
| void ohci_init(u16 bdf, int busid); |
| struct usb_pipe; |
| void ohci_free_pipe(struct usb_pipe *p); |
| struct usb_pipe *ohci_alloc_control_pipe(struct usb_pipe *dummy); |
| int ohci_control(struct usb_pipe *p, int dir, const void *cmd, int cmdsize |
| , void *data, int datasize); |
| struct usb_pipe *ohci_alloc_intr_pipe(struct usb_pipe *dummy, int frameexp); |
| int ohci_poll_intr(struct usb_pipe *p, void *data); |
| |
| |
| /**************************************************************** |
| * ohci structs and flags |
| ****************************************************************/ |
| |
| struct ohci_ed { |
| u32 hwINFO; |
| u32 hwTailP; |
| u32 hwHeadP; |
| u32 hwNextED; |
| } PACKED; |
| |
| #define ED_ISO (1 << 15) |
| #define ED_SKIP (1 << 14) |
| #define ED_LOWSPEED (1 << 13) |
| #define ED_OUT (0x01 << 11) |
| #define ED_IN (0x02 << 11) |
| |
| #define ED_C (0x02) |
| #define ED_H (0x01) |
| |
| struct ohci_td { |
| u32 hwINFO; |
| u32 hwCBP; |
| u32 hwNextTD; |
| u32 hwBE; |
| } PACKED; |
| |
| #define TD_CC 0xf0000000 |
| #define TD_CC_GET(td_p) ((td_p >>28) & 0x0f) |
| #define TD_DI 0x00E00000 |
| |
| #define TD_DONE 0x00020000 |
| #define TD_ISO 0x00010000 |
| |
| #define TD_EC 0x0C000000 |
| #define TD_T 0x03000000 |
| #define TD_T_DATA0 0x02000000 |
| #define TD_T_DATA1 0x03000000 |
| #define TD_T_TOGGLE 0x00000000 |
| #define TD_DP 0x00180000 |
| #define TD_DP_SETUP 0x00000000 |
| #define TD_DP_IN 0x00100000 |
| #define TD_DP_OUT 0x00080000 |
| |
| #define TD_R 0x00040000 |
| |
| struct ohci_hcca { |
| u32 int_table[32]; |
| u32 frame_no; |
| u32 done_head; |
| u8 reserved[120]; |
| } PACKED; |
| |
| struct ohci_regs { |
| u32 revision; |
| u32 control; |
| u32 cmdstatus; |
| u32 intrstatus; |
| u32 intrenable; |
| u32 intrdisable; |
| |
| u32 hcca; |
| u32 ed_periodcurrent; |
| u32 ed_controlhead; |
| u32 ed_controlcurrent; |
| u32 ed_bulkhead; |
| u32 ed_bulkcurrent; |
| u32 donehead; |
| |
| u32 fminterval; |
| u32 fmremaining; |
| u32 fmnumber; |
| u32 periodicstart; |
| u32 lsthresh; |
| |
| u32 roothub_a; |
| u32 roothub_b; |
| u32 roothub_status; |
| u32 roothub_portstatus[15]; |
| } PACKED; |
| |
| #define OHCI_CTRL_CBSR (3 << 0) |
| #define OHCI_CTRL_PLE (1 << 2) |
| #define OHCI_CTRL_CLE (1 << 4) |
| #define OHCI_CTRL_BLE (1 << 5) |
| #define OHCI_CTRL_HCFS (3 << 6) |
| # define OHCI_USB_RESET (0 << 6) |
| # define OHCI_USB_OPER (2 << 6) |
| #define OHCI_CTRL_RWC (1 << 9) |
| |
| #define OHCI_HCR (1 << 0) |
| #define OHCI_CLF (1 << 1) |
| |
| #define OHCI_INTR_MIE (1 << 31) |
| |
| #define RH_PS_CCS 0x00000001 |
| #define RH_PS_PES 0x00000002 |
| #define RH_PS_PSS 0x00000004 |
| #define RH_PS_POCI 0x00000008 |
| #define RH_PS_PRS 0x00000010 |
| #define RH_PS_PPS 0x00000100 |
| #define RH_PS_LSDA 0x00000200 |
| #define RH_PS_CSC 0x00010000 |
| #define RH_PS_PESC 0x00020000 |
| #define RH_PS_PSSC 0x00040000 |
| #define RH_PS_OCIC 0x00080000 |
| #define RH_PS_PRSC 0x00100000 |
| |
| #define RH_HS_LPS 0x00000001 |
| #define RH_HS_OCI 0x00000002 |
| #define RH_HS_DRWE 0x00008000 |
| #define RH_HS_LPSC 0x00010000 |
| #define RH_HS_OCIC 0x00020000 |
| #define RH_HS_CRWE 0x80000000 |
| |
| #define RH_B_DR 0x0000ffff |
| #define RH_B_PPCM 0xffff0000 |
| |
| #define RH_A_NDP (0xff << 0) |
| #define RH_A_PSM (1 << 8) |
| #define RH_A_NPS (1 << 9) |
| #define RH_A_DT (1 << 10) |
| #define RH_A_OCPM (1 << 11) |
| #define RH_A_NOCP (1 << 12) |
| #define RH_A_POTPGT (0xff << 24) |
| |
| #endif // usb-ohci.h |