37#define UHCI_MAX_DEVICES MIN(USB_MAX_DEVICES, 128)
39#define UHCI_FRAMELIST_COUNT 1024
40#define UHCI_FRAMELIST_ALIGN 4096
43#define UHCI_TD_ALIGN 16
44#define UHCI_QH_ALIGN 16
46#if ((USB_PAGE_SIZE < UHCI_TD_ALIGN) || (UHCI_TD_ALIGN == 0) || \
47 (USB_PAGE_SIZE < UHCI_QH_ALIGN) || (UHCI_QH_ALIGN == 0))
48#error "Invalid USB page size!"
53#define UHCI_PTR_T 0x00000001
54#define UHCI_PTR_TD 0x00000000
55#define UHCI_PTR_QH 0x00000002
56#define UHCI_PTR_VF 0x00000004
75#define UHCI_TD_GET_ACTLEN(s) (((s) + 1) & 0x3ff)
76#define UHCI_TD_ZERO_ACTLEN(t) ((t) | 0x3ff)
77#define UHCI_TD_BITSTUFF 0x00020000
78#define UHCI_TD_CRCTO 0x00040000
79#define UHCI_TD_NAK 0x00080000
80#define UHCI_TD_BABBLE 0x00100000
81#define UHCI_TD_DBUFFER 0x00200000
82#define UHCI_TD_STALLED 0x00400000
83#define UHCI_TD_ACTIVE 0x00800000
84#define UHCI_TD_IOC 0x01000000
85#define UHCI_TD_IOS 0x02000000
86#define UHCI_TD_LS 0x04000000
87#define UHCI_TD_GET_ERRCNT(s) (((s) >> 27) & 3)
88#define UHCI_TD_SET_ERRCNT(n) ((n) << 27)
89#define UHCI_TD_SPD 0x20000000
91#define UHCI_TD_PID 0x000000ff
92#define UHCI_TD_PID_IN 0x00000069
93#define UHCI_TD_PID_OUT 0x000000e1
94#define UHCI_TD_PID_SETUP 0x0000002d
95#define UHCI_TD_GET_PID(s) ((s) & 0xff)
96#define UHCI_TD_SET_DEVADDR(a) ((a) << 8)
97#define UHCI_TD_GET_DEVADDR(s) (((s) >> 8) & 0x7f)
98#define UHCI_TD_SET_ENDPT(e) (((e) & 0xf) << 15)
99#define UHCI_TD_GET_ENDPT(s) (((s) >> 15) & 0xf)
100#define UHCI_TD_SET_DT(t) ((t) << 19)
101#define UHCI_TD_GET_DT(s) (((s) >> 19) & 1)
102#define UHCI_TD_SET_MAXLEN(l) (((l)-1U) << 21)
103#define UHCI_TD_GET_MAXLEN(s) ((((s) >> 21) + 1) & 0x7ff)
104#define UHCI_TD_MAXLEN_MASK 0xffe00000
120#define UHCI_TD_ERROR (UHCI_TD_BITSTUFF | UHCI_TD_CRCTO | \
121 UHCI_TD_BABBLE | UHCI_TD_DBUFFER | UHCI_TD_STALLED)
123#define UHCI_TD_SETUP(len, endp, dev) (UHCI_TD_SET_MAXLEN(len) | \
124 UHCI_TD_SET_ENDPT(endp) | \
125 UHCI_TD_SET_DEVADDR(dev) | \
128#define UHCI_TD_OUT(len, endp, dev, dt) (UHCI_TD_SET_MAXLEN(len) | \
129 UHCI_TD_SET_ENDPT(endp) | \
130 UHCI_TD_SET_DEVADDR(dev) | \
131 UHCI_TD_PID_OUT | UHCI_TD_SET_DT(dt))
133#define UHCI_TD_IN(len, endp, dev, dt) (UHCI_TD_SET_MAXLEN(len) | \
134 UHCI_TD_SET_ENDPT(endp) | \
135 UHCI_TD_SET_DEVADDR(dev) | \
136 UHCI_TD_PID_IN | UHCI_TD_SET_DT(dt))
159#define UHCI_VFRAMELIST_COUNT 128
160#define UHCI_IFRAMELIST_COUNT (2 * UHCI_VFRAMELIST_COUNT)
162#if (((UHCI_VFRAMELIST_COUNT & (UHCI_VFRAMELIST_COUNT-1)) != 0) || \
163 (UHCI_VFRAMELIST_COUNT > UHCI_FRAMELIST_COUNT))
164#error "UHCI_VFRAMELIST_COUNT is not power of two"
165#error "or UHCI_VFRAMELIST_COUNT > UHCI_FRAMELIST_COUNT"
168#if (UHCI_VFRAMELIST_COUNT < USB_MAX_FS_ISOC_FRAMES_PER_XFER)
169#error "maximum number of full-speed isochronous frames is higher than supported!"
struct usb_interface_descriptor ifcd
struct usb_endpoint_descriptor endpd
struct usb_config_descriptor confd
struct usb_page last_td_pg
struct usb_page bulk_start_pg
struct usb_page last_qh_pg
struct usb_page pframes_pg
struct usb_page intr_start_pg[UHCI_IFRAMELIST_COUNT]
struct usb_page_cache ls_ctl_start_pc
struct usb_page_cache last_qh_pc
struct usb_page_cache fs_ctl_start_pc
struct usb_page ls_ctl_start_pg
struct usb_page isoc_start_pg[UHCI_VFRAMELIST_COUNT]
struct usb_page_cache intr_start_pc[UHCI_IFRAMELIST_COUNT]
struct usb_page_cache pframes_pc
struct usb_page_cache bulk_start_pc
struct usb_page fs_ctl_start_pg
struct usb_page_cache isoc_start_pc[UHCI_VFRAMELIST_COUNT]
struct usb_page_cache last_td_pc
volatile uint32_t qh_h_next
volatile uint32_t qh_e_next
struct uhci_qh * obj_next
struct usb_page_cache * page_cache
union uhci_hub_desc sc_hub_desc
struct uhci_qh * sc_fs_ctl_p_last
struct resource * sc_irq_res
bus_space_handle_t sc_io_hdl
struct uhci_qh * sc_last_qh_p
struct uhci_qh * sc_ls_ctl_p_last
struct uhci_td * sc_isoc_p_last[UHCI_VFRAMELIST_COUNT]
uint16_t sc_intr_stat[UHCI_IFRAMELIST_COUNT]
struct usb_device * sc_devices[UHCI_MAX_DEVICES]
bus_space_tag_t sc_io_tag
struct uhci_qh * sc_intr_p_last[UHCI_IFRAMELIST_COUNT]
struct uhci_qh * sc_bulk_p_last
struct uhci_qh * sc_reclaim_qh_p
struct resource * sc_io_res
struct uhci_td * sc_last_td_p
struct uhci_hw_softc sc_hw
struct usb_callout sc_root_intr
volatile uint32_t td_buffer
struct usb_page_cache * page_cache
struct usb_page_cache * fix_pc
volatile uint32_t td_token
struct uhci_td * obj_next
volatile uint32_t td_status
volatile uint32_t td_next
usb_error_t uhci_init(uhci_softc_t *sc)
struct uhci_softc uhci_softc_t
usb_bus_mem_cb_t uhci_iterate_hw_softc
struct uhci_td __aligned(UHCI_TD_ALIGN)
struct uhci_config_desc __packed
#define UHCI_IFRAMELIST_COUNT
void uhci_interrupt(uhci_softc_t *sc)
void uhci_reset(uhci_softc_t *sc)
#define UHCI_VFRAMELIST_COUNT
struct usb_port_status ps
void() usb_bus_mem_cb_t(struct usb_bus *bus, usb_bus_mem_sub_cb_t *scb)