diff options
Diffstat (limited to 'payloads/libpayload/drivers/usb/ehci_private.h')
| -rw-r--r-- | payloads/libpayload/drivers/usb/ehci_private.h | 266 |
1 files changed, 266 insertions, 0 deletions
diff --git a/payloads/libpayload/drivers/usb/ehci_private.h b/payloads/libpayload/drivers/usb/ehci_private.h new file mode 100644 index 0000000000..e63a81db13 --- /dev/null +++ b/payloads/libpayload/drivers/usb/ehci_private.h @@ -0,0 +1,266 @@ +/* + * This file is part of the libpayload project. + * + * Copyright (C) 2010 coresystems GmbH + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. The name of the author may not be used to endorse or promote products + * derived from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + */ + +#ifndef __EHCI_PRIVATE_H +#define __EHCI_PRIVATE_H + +#include <pci.h> +#include <usb/usb.h> + +#define USBBASE 0x10 +#define FLADJ 0x61 +#define FLADJ_framelength(x) (((x)-59488)/16) + +typedef union { + u32 val; + volatile struct { + unsigned long current_conn_status:1; + unsigned long conn_status_change:1; + unsigned long port_enable:1; + unsigned long port_enable_change:1; + unsigned long overcurrent:1; + unsigned long overcurrent_change:1; + unsigned long force_port_resume:1; + unsigned long suspend:1; + unsigned long port_reset:1; + unsigned long:1; + unsigned long line_status:2; + unsigned long pp:1; + unsigned long port_owner:1; + unsigned long port_indicator_control:2; + unsigned long port_test_control:4; + unsigned long wake_on_connect_en:1; + unsigned long wake_on_disconnect_en:1; + unsigned long wake_on_overcurrent_en:1; + unsigned long:9; + } __attribute__ ((packed)); +} __attribute__ ((packed)) portsc_t; + +typedef struct { + u8 caplength; + u8 res1; + u16 hciversion; + union { + u32 hcsparams; + struct { + unsigned long n_ports:4; + unsigned long ppc:1; + unsigned long:2; + unsigned long port_routing_rules:1; + unsigned long n_pcc:4; + unsigned long n_cc:4; + unsigned long p_indicator:1; + unsigned long:3; + unsigned long debug_port_number:4; + unsigned long:8; + } __attribute__ ((packed)); + }; + union { + u32 hccparams; + struct { + unsigned long cap_64b_addr:1; + unsigned long cap_prog_framelist_size:1; + unsigned long cap_async_park:1; + unsigned long:1; + unsigned long isoc_sched_threshold:4; + unsigned long eecp:8; + unsigned long:16; + } __attribute__ ((packed)); + }; + union { + u64 hcsp_portroute; + struct { + unsigned long portroute0:4; + unsigned long portroute1:4; + unsigned long portroute2:4; + unsigned long portroute3:4; + unsigned long portroute4:4; + unsigned long portroute5:4; + unsigned long portroute6:4; + unsigned long portroute7:4; + unsigned long portroute8:4; + unsigned long portroute9:4; + unsigned long portroute10:4; + unsigned long portroute11:4; + unsigned long portroute12:4; + unsigned long portroute13:4; + unsigned long portroute14:4; + unsigned long portroute15:4; + unsigned long:4; + } __attribute__ ((packed)); + }; +} __attribute__ ((packed)) hc_cap_t; + +typedef struct { + union { + u32 usbcmd; + volatile struct { + unsigned long rs:1; + unsigned long hcreset:1; + unsigned long frame_list_size:2; + unsigned long periodic_sched_enable:1; + unsigned long async_sched_enable:1; + unsigned long irq_on_async_advance_doorbell:1; + unsigned long light_hc_reset:1; + unsigned long async_sched_park_mode_count:2; + unsigned long:1; + unsigned long async_sched_park_mode_enable:1; + unsigned long:4; + unsigned long irq_threshold_count:8; + unsigned long:8; + } __attribute__ ((packed)); + }; + union { + u32 usbsts; + struct { + unsigned long usbint:1; + unsigned long usberrint:1; + unsigned long port_change_detect:1; + unsigned long frame_list_rollover:1; + unsigned long host_system_error:1; + unsigned long irq_on_async_advance:1; + unsigned long:6; + unsigned long hchalted:1; + unsigned long reclamation:1; + unsigned long periodic_sched_status:1; + unsigned long async_sched_status:1; + unsigned long:16; + } __attribute__ ((packed)); + }; + union { + u32 usbintr; + struct { + unsigned long en_usb_irq:1; + unsigned long en_usb_err_irq:1; + unsigned long en_port_change_irq:1; + unsigned long en_frame_list_rollover_irq:1; + unsigned long en_host_system_error_irq:1; + unsigned long en_irq_on_async_advance:1; + unsigned long:26; + } __attribute__ ((packed)); + }; + u32 frindex; + u32 ctrldssegment; + u32 periodiclistbase; + u32 asynclistaddr; + u8 res1[0x3f-0x1c]; + u32 configflag; + portsc_t portsc[0]; +} hc_op_t; + +typedef struct { + union { + u32 next_qtd; + struct { + unsigned long terminate:1; + unsigned long:4; + unsigned long:27; + } __attribute__ ((packed)); + }; + union { + u32 alt_next_qtd; + struct { + unsigned long alt_terminate:1; + unsigned long:4; + unsigned long:27; + } __attribute__ ((packed)); + }; + struct { + union { + volatile u8 status; + struct { + volatile unsigned long perr:1; + volatile unsigned long splitxstate:1; + volatile unsigned long missed_mframe:1; + volatile unsigned long xact_err:1; + volatile unsigned long babble:1; + volatile unsigned long data_buf_err:1; + volatile unsigned long halted:1; + volatile unsigned long active:1; + } __attribute__ ((packed)); + }; + unsigned long pid:2; + volatile unsigned long cerr:2; + volatile unsigned long c_page:3; + unsigned long ioc:1; + volatile unsigned long total_len:15; + volatile unsigned long dt:1; + } __attribute__ ((packed)); + union { + u32 bufptr0; + struct { + volatile unsigned long cur_off:12; + unsigned long:20; + } __attribute__ ((packed)); + }; + u32 bufptrs[4]; + u32 bufptrs64[5]; +} __attribute__ ((packed)) qtd_t; + +typedef struct { + union { + u32 horiz_link_ptr; + struct { + unsigned long terminate:1; + unsigned long type:2; + unsigned long:1; + unsigned long:28; + } __attribute__ ((packed)); + }; + struct { + unsigned long addr:7; + unsigned long inactivate:1; + unsigned long ep:4; + unsigned long eps:2; + unsigned long dtc:1; + unsigned long reclaim_head:1; + unsigned long max_packet_len:11; + unsigned long non_hs_control_ep:1; + unsigned long nak_cnt_reload:4; + } __attribute__ ((packed)); + struct { + unsigned long irq_sched_mask:8; + unsigned long split_compl_mask:8; + unsigned long hub_addr:7; + unsigned long port_num:7; + unsigned long pipe_multiplier:2; + } __attribute__ ((packed)); + volatile u32 current_td_ptr; + volatile qtd_t td; +} ehci_qh_t; + +typedef struct ehci { + hc_cap_t *capabilities; + hc_op_t *operation; +} ehci_t; + + +#define EHCI_INST(controller) ((ehci_t*)((controller)->instance)) + +#endif |