blob: fadd39680cac92e98b75e2a0381f826c7a9212ff [file] [log] [blame]
#ifndef __USB_OHCI_H
#define __USB_OHCI_H
// usb-ohci.c
struct usb_s;
void ohci_init(void *data);
struct usb_pipe;
void ohci_free_pipe(struct usb_pipe *p);
struct usb_pipe *ohci_alloc_control_pipe(u32 endp);
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(u32 endp, int frameexp);
int ohci_poll_intr(struct usb_pipe *pipe, 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