[mirror_edk2.git] / MdeModulePkg / Bus / Pci / EhciPei / EhciReg.h

/** @file\r
Private Header file for Usb Host Controller PEIM\r
\r
Copyright (c) 2010 - 2018, Intel Corporation. All rights reserved.<BR>\r
\r
SPDX-License-Identifier: BSD-2-Clause-Patent\r
\r
**/\r
\r
#ifndef _EFI_EHCI_REG_H_\r
#define _EFI_EHCI_REG_H_\r
\r
\r
\r
//\r
// Capability register offset\r
//\r
#define EHC_CAPLENGTH_OFFSET    0    // Capability register length offset\r
#define EHC_HCSPARAMS_OFFSET    0x04 // Structural Parameters 04-07h\r
#define EHC_HCCPARAMS_OFFSET    0x08 // Capability parameters offset\r
\r
//\r
// Capability register bit definition\r
//\r
#define HCSP_NPORTS             0x0F // Number of root hub port\r
#define HCCP_64BIT              0x01 // 64-bit addressing capability\r
\r
//\r
// Operational register offset\r
//\r
#define EHC_USBCMD_OFFSET       0x0  // USB command register offset\r
#define EHC_USBSTS_OFFSET       0x04 // Statue register offset\r
#define EHC_USBINTR_OFFSET      0x08 // USB interrutp offset\r
#define EHC_FRINDEX_OFFSET      0x0C // Frame index offset\r
#define EHC_CTRLDSSEG_OFFSET    0x10 // Control data structure segment offset\r
#define EHC_FRAME_BASE_OFFSET   0x14 // Frame list base address offset\r
#define EHC_ASYNC_HEAD_OFFSET   0x18 // Next asynchronous list address offset\r
#define EHC_CONFIG_FLAG_OFFSET  0x40 // Configure flag register offset\r
#define EHC_PORT_STAT_OFFSET    0x44 // Port status/control offset\r
\r
#define EHC_FRAME_LEN           1024\r
\r
//\r
// Register bit definition\r
//\r
#define CONFIGFLAG_ROUTE_EHC    0x01 // Route port to EHC\r
\r
#define USBCMD_RUN              0x01   // Run/stop\r
#define USBCMD_RESET            0x02   // Start the host controller reset\r
#define USBCMD_ENABLE_PERIOD    0x10   // Enable periodic schedule\r
#define USBCMD_ENABLE_ASYNC     0x20   // Enable asynchronous schedule\r
#define USBCMD_IAAD             0x40   // Interrupt on async advance doorbell\r
\r
#define USBSTS_IAA              0x20   // Interrupt on async advance\r
#define USBSTS_PERIOD_ENABLED   0x4000 // Periodic schedule status\r
#define USBSTS_ASYNC_ENABLED    0x8000 // Asynchronous schedule status\r
#define USBSTS_HALT             0x1000 // Host controller halted\r
#define USBSTS_SYS_ERROR        0x10   // Host system error\r
#define USBSTS_INTACK_MASK      0x003F // Mask for the interrupt ACK, the WC\r
                                       // (write clean) bits in USBSTS register\r
\r
#define PORTSC_CONN             0x01   // Current Connect Status\r
#define PORTSC_CONN_CHANGE      0x02   // Connect Status Change\r
#define PORTSC_ENABLED          0x04   // Port Enable / Disable\r
#define PORTSC_ENABLE_CHANGE    0x08   // Port Enable / Disable Change\r
#define PORTSC_OVERCUR          0x10   // Over current Active\r
#define PORTSC_OVERCUR_CHANGE   0x20   // Over current Change\r
#define PORSTSC_RESUME          0x40   // Force Port Resume\r
#define PORTSC_SUSPEND          0x80   // Port Suspend State\r
#define PORTSC_RESET            0x100  // Port Reset\r
#define PORTSC_LINESTATE_K      0x400  // Line Status K-state\r
#define PORTSC_LINESTATE_J      0x800  // Line Status J-state\r
#define PORTSC_POWER            0x1000 // Port Power\r
#define PORTSC_OWNER            0x2000 // Port Owner\r
#define PORTSC_CHANGE_MASK      0x2A   // Mask of the port change bits,\r
                                       // they are WC (write clean)\r
//\r
// PCI Configuration Registers\r
//\r
#define EHC_BAR_INDEX           0      // how many bytes away from USB_BASE to 0x10\r
\r
#define EHC_LINK_TERMINATED(Link) (((Link) & 0x01) != 0)\r
\r
#define EHC_ADDR(High, QhHw32)   \\r
        ((VOID *) (UINTN) (LShiftU64 ((High), 32) | ((QhHw32) & 0xFFFFFFF0)))\r
\r
#define EHCI_IS_DATAIN(EndpointAddr) EHC_BIT_IS_SET((EndpointAddr), 0x80)\r
\r
//\r
// Structure to map the hardware port states to the\r
// UEFI's port states.\r
//\r
typedef struct {\r
  UINT16                  HwState;\r
  UINT16                  UefiState;\r
} USB_PORT_STATE_MAP;\r
\r
//\r
// Ehci Data and Ctrl Structures\r
//\r
#pragma pack(1)\r
typedef struct {\r
  UINT8                   Pi;\r
  UINT8                   SubClassCode;\r
  UINT8                   BaseCode;\r
} USB_CLASSC;\r
#pragma pack()\r
\r
\r
/**\r
  Read EHCI capability register.\r
\r
  @param  Ehc       The EHCI device.\r
  @param  Offset    Capability register address.\r
\r
  @retval the register content read.\r
\r
**/\r
UINT32\r
EhcReadCapRegister (\r
  IN  PEI_USB2_HC_DEV     *Ehc,\r
  IN  UINT32              Offset\r
  )\r
;\r
\r
/**\r
  Read Ehc Operation register.\r
\r
  @param  Ehc       The EHCI device.\r
  @param  Offset    The operation register offset.\r
\r
  @retval the register content read.\r
\r
**/\r
UINT32\r
EhcReadOpReg (\r
  IN  PEI_USB2_HC_DEV     *Ehc,\r
  IN  UINT32              Offset\r
  )\r
;\r
\r
/**\r
  Write the data to the EHCI operation register.\r
\r
  @param  Ehc       The EHCI device.\r
  @param  Offset    EHCI operation register offset.\r
  @param  Data      The data to write.\r
\r
**/\r
VOID\r
EhcWriteOpReg (\r
  IN PEI_USB2_HC_DEV      *Ehc,\r
  IN UINT32               Offset,\r
  IN UINT32               Data\r
  )\r
;\r
\r
/**\r
  Stop the legacy USB SMI support.\r
\r
  @param  Ehc       The EHCI device.\r
\r
**/\r
VOID\r
EhcClearLegacySupport (\r
  IN PEI_USB2_HC_DEV      *Ehc\r
  )\r
;\r
\r
/**\r
  Set door bell and wait it to be ACKed by host controller.\r
  This function is used to synchronize with the hardware.\r
\r
  @param  Ehc       The EHCI device.\r
  @param  Timeout   The time to wait before abort (in millisecond, ms).\r
\r
  @retval EFI_TIMEOUT       Time out happened while waiting door bell to set.\r
  @retval EFI_SUCCESS       Synchronized with the hardware.\r
\r
**/\r
EFI_STATUS\r
EhcSetAndWaitDoorBell (\r
  IN  PEI_USB2_HC_DEV      *Ehc,\r
  IN  UINT32               Timeout\r
  )\r
;\r
\r
/**\r
  Clear all the interrutp status bits, these bits\r
  are Write-Clean.\r
\r
  @param  Ehc       The EHCI device.\r
\r
**/\r
VOID\r
EhcAckAllInterrupt (\r
  IN  PEI_USB2_HC_DEV     *Ehc\r
  )\r
;\r
\r
/**\r
  Check whether Ehc is halted.\r
\r
  @param  Ehc       The EHCI device.\r
\r
  @retval TRUE      The controller is halted.\r
  @retval FALSE     The controller isn't halted.\r
\r
**/\r
BOOLEAN\r
EhcIsHalt (\r
  IN PEI_USB2_HC_DEV      *Ehc\r
  )\r
;\r
\r
/**\r
  Check whether system error occurred.\r
\r
  @param  Ehc       The EHCI device.\r
\r
  @retval TRUE      System error happened.\r
  @retval FALSE     No system error.\r
\r
**/\r
BOOLEAN\r
EhcIsSysError (\r
  IN PEI_USB2_HC_DEV      *Ehc\r
  )\r
;\r
\r
/**\r
  Reset the host controller.\r
\r
  @param  Ehc             The EHCI device.\r
  @param  Timeout         Time to wait before abort (in millisecond, ms).\r
\r
  @retval EFI_TIMEOUT     The transfer failed due to time out.\r
  @retval Others          Failed to reset the host.\r
\r
**/\r
EFI_STATUS\r
EhcResetHC (\r
  IN PEI_USB2_HC_DEV      *Ehc,\r
  IN UINT32               Timeout\r
  )\r
;\r
\r
/**\r
  Halt the host controller.\r
\r
  @param  Ehc             The EHCI device.\r
  @param  Timeout         Time to wait before abort.\r
\r
  @retval EFI_TIMEOUT     Failed to halt the controller before Timeout.\r
  @retval EFI_SUCCESS     The EHCI is halt.\r
\r
**/\r
EFI_STATUS\r
EhcHaltHC (\r
  IN PEI_USB2_HC_DEV     *Ehc,\r
  IN UINT32              Timeout\r
  )\r
;\r
\r
/**\r
  Set the EHCI to run\r
\r
  @param  Ehc             The EHCI device.\r
  @param  Timeout         Time to wait before abort.\r
\r
  @retval EFI_SUCCESS     The EHCI is running.\r
  @retval Others          Failed to set the EHCI to run.\r
\r
**/\r
EFI_STATUS\r
EhcRunHC (\r
  IN PEI_USB2_HC_DEV      *Ehc,\r
  IN UINT32               Timeout\r
  )\r
;\r
\r
/**\r
  Initialize the HC hardware.\r
  EHCI spec lists the five things to do to initialize the hardware.\r
  1. Program CTRLDSSEGMENT.\r
  2. Set USBINTR to enable interrupts.\r
  3. Set periodic list base.\r
  4. Set USBCMD, interrupt threshold, frame list size etc.\r
  5. Write 1 to CONFIGFLAG to route all ports to EHCI.\r
\r
  @param  Ehc             The EHCI device.\r
\r
  @retval EFI_SUCCESS     The EHCI has come out of halt state.\r
  @retval EFI_TIMEOUT     Time out happened.\r
\r
**/\r
EFI_STATUS\r
EhcInitHC (\r
  IN PEI_USB2_HC_DEV      *Ehc\r
  )\r
;\r
\r
#endif\r
Commit	Line	Data
4b1bf81c	1	/** @file\r
	2	Private Header file for Usb Host Controller PEIM\r
	3	\r
d1102dba LG	4	Copyright (c) 2010 - 2018, Intel Corporation. All rights reserved.<BR>\r
d1102dba LG	5	\r
9d510e61	6	SPDX-License-Identifier: BSD-2-Clause-Patent\r
4b1bf81c	7	\r
	8	**/\r
	9	\r
	10	#ifndef _EFI_EHCI_REG_H_\r
	11	#define _EFI_EHCI_REG_H_\r
	12	\r
	13	\r
	14	\r
	15	//\r
	16	// Capability register offset\r
	17	//\r
	18	#define EHC_CAPLENGTH_OFFSET 0 // Capability register length offset\r
	19	#define EHC_HCSPARAMS_OFFSET 0x04 // Structural Parameters 04-07h\r
	20	#define EHC_HCCPARAMS_OFFSET 0x08 // Capability parameters offset\r
	21	\r
	22	//\r
	23	// Capability register bit definition\r
	24	//\r
	25	#define HCSP_NPORTS 0x0F // Number of root hub port\r
	26	#define HCCP_64BIT 0x01 // 64-bit addressing capability\r
	27	\r
	28	//\r
	29	// Operational register offset\r
	30	//\r
	31	#define EHC_USBCMD_OFFSET 0x0 // USB command register offset\r
	32	#define EHC_USBSTS_OFFSET 0x04 // Statue register offset\r
	33	#define EHC_USBINTR_OFFSET 0x08 // USB interrutp offset\r
	34	#define EHC_FRINDEX_OFFSET 0x0C // Frame index offset\r
	35	#define EHC_CTRLDSSEG_OFFSET 0x10 // Control data structure segment offset\r
	36	#define EHC_FRAME_BASE_OFFSET 0x14 // Frame list base address offset\r
	37	#define EHC_ASYNC_HEAD_OFFSET 0x18 // Next asynchronous list address offset\r
	38	#define EHC_CONFIG_FLAG_OFFSET 0x40 // Configure flag register offset\r
	39	#define EHC_PORT_STAT_OFFSET 0x44 // Port status/control offset\r
	40	\r
	41	#define EHC_FRAME_LEN 1024\r
	42	\r
	43	//\r
	44	// Register bit definition\r
	45	//\r
	46	#define CONFIGFLAG_ROUTE_EHC 0x01 // Route port to EHC\r
	47	\r
	48	#define USBCMD_RUN 0x01 // Run/stop\r
	49	#define USBCMD_RESET 0x02 // Start the host controller reset\r
	50	#define USBCMD_ENABLE_PERIOD 0x10 // Enable periodic schedule\r
	51	#define USBCMD_ENABLE_ASYNC 0x20 // Enable asynchronous schedule\r
	52	#define USBCMD_IAAD 0x40 // Interrupt on async advance doorbell\r
	53	\r
	54	#define USBSTS_IAA 0x20 // Interrupt on async advance\r
	55	#define USBSTS_PERIOD_ENABLED 0x4000 // Periodic schedule status\r
	56	#define USBSTS_ASYNC_ENABLED 0x8000 // Asynchronous schedule status\r
	57	#define USBSTS_HALT 0x1000 // Host controller halted\r
	58	#define USBSTS_SYS_ERROR 0x10 // Host system error\r
	59	#define USBSTS_INTACK_MASK 0x003F // Mask for the interrupt ACK, the WC\r
	60	// (write clean) bits in USBSTS register\r
	61	\r
	62	#define PORTSC_CONN 0x01 // Current Connect Status\r
	63	#define PORTSC_CONN_CHANGE 0x02 // Connect Status Change\r
	64	#define PORTSC_ENABLED 0x04 // Port Enable / Disable\r
	65	#define PORTSC_ENABLE_CHANGE 0x08 // Port Enable / Disable Change\r
	66	#define PORTSC_OVERCUR 0x10 // Over current Active\r
	67	#define PORTSC_OVERCUR_CHANGE 0x20 // Over current Change\r
	68	#define PORSTSC_RESUME 0x40 // Force Port Resume\r
	69	#define PORTSC_SUSPEND 0x80 // Port Suspend State\r
	70	#define PORTSC_RESET 0x100 // Port Reset\r
71	#define PORTSC_LINESTATE_K 0x400 // Line Status K-state\r
72	#define PORTSC_LINESTATE_J 0x800 // Line Status J-state\r
73	#define PORTSC_POWER 0x1000 // Port Power\r
74	#define PORTSC_OWNER 0x2000 // Port Owner\r
75	#define PORTSC_CHANGE_MASK 0x2A // Mask of the port change bits,\r
76	// they are WC (write clean)\r
77	//\r
78	// PCI Configuration Registers\r
79	//\r
80	#define EHC_BAR_INDEX 0 // how many bytes away from USB_BASE to 0x10\r
81	\r
82	#define EHC_LINK_TERMINATED(Link) (((Link) & 0x01) != 0)\r
83	\r
84	#define EHC_ADDR(High, QhHw32) \\r
85	((VOID *) (UINTN) (LShiftU64 ((High), 32) \| ((QhHw32) & 0xFFFFFFF0)))\r
86	\r
87	#define EHCI_IS_DATAIN(EndpointAddr) EHC_BIT_IS_SET((EndpointAddr), 0x80)\r
88	\r
89	//\r
d1102dba LG	90	// Structure to map the hardware port states to the\r
d1102dba LG	91	// UEFI's port states.\r
4b1bf81c	92	//\r
	93	typedef struct {\r
	94	UINT16 HwState;\r
	95	UINT16 UefiState;\r
	96	} USB_PORT_STATE_MAP;\r
	97	\r
	98	//\r
	99	// Ehci Data and Ctrl Structures\r
	100	//\r
	101	#pragma pack(1)\r
	102	typedef struct {\r
	103	UINT8 Pi;\r
	104	UINT8 SubClassCode;\r
	105	UINT8 BaseCode;\r
	106	} USB_CLASSC;\r
	107	#pragma pack()\r
	108	\r
	109	\r
	110	/**\r
	111	Read EHCI capability register.\r
d1102dba	112	\r
4b1bf81c	113	@param Ehc The EHCI device.\r
	114	@param Offset Capability register address.\r
	115	\r
	116	@retval the register content read.\r
	117	\r
	118	**/\r
	119	UINT32\r
	120	EhcReadCapRegister (\r
	121	IN PEI_USB2_HC_DEV *Ehc,\r
	122	IN UINT32 Offset\r
	123	)\r
	124	;\r
	125	\r
	126	/**\r
	127	Read Ehc Operation register.\r
d1102dba	128	\r
4b1bf81c	129	@param Ehc The EHCI device.\r
	130	@param Offset The operation register offset.\r
	131	\r
	132	@retval the register content read.\r
	133	\r
	134	**/\r
	135	UINT32\r
	136	EhcReadOpReg (\r
	137	IN PEI_USB2_HC_DEV *Ehc,\r
	138	IN UINT32 Offset\r
	139	)\r
	140	;\r
	141	\r
	142	/**\r
	143	Write the data to the EHCI operation register.\r
d1102dba	144	\r
4b1bf81c	145	@param Ehc The EHCI device.\r
	146	@param Offset EHCI operation register offset.\r
	147	@param Data The data to write.\r
	148	\r
	149	**/\r
	150	VOID\r
	151	EhcWriteOpReg (\r
	152	IN PEI_USB2_HC_DEV *Ehc,\r
	153	IN UINT32 Offset,\r
	154	IN UINT32 Data\r
	155	)\r
	156	;\r
	157	\r
	158	/**\r
	159	Stop the legacy USB SMI support.\r
d1102dba	160	\r
4b1bf81c	161	@param Ehc The EHCI device.\r
	162	\r
	163	**/\r
	164	VOID\r
	165	EhcClearLegacySupport (\r
	166	IN PEI_USB2_HC_DEV *Ehc\r
	167	)\r
	168	;\r
	169	\r
	170	/**\r
	171	Set door bell and wait it to be ACKed by host controller.\r
	172	This function is used to synchronize with the hardware.\r
d1102dba	173	\r
4b1bf81c	174	@param Ehc The EHCI device.\r
	175	@param Timeout The time to wait before abort (in millisecond, ms).\r
	176	\r
	177	@retval EFI_TIMEOUT Time out happened while waiting door bell to set.\r
	178	@retval EFI_SUCCESS Synchronized with the hardware.\r
	179	\r
	180	**/\r
	181	EFI_STATUS\r
	182	EhcSetAndWaitDoorBell (\r
	183	IN PEI_USB2_HC_DEV *Ehc,\r
	184	IN UINT32 Timeout\r
	185	)\r
	186	;\r
	187	\r
	188	/**\r
d1102dba	189	Clear all the interrutp status bits, these bits\r
4b1bf81c	190	are Write-Clean.\r
d1102dba	191	\r
4b1bf81c	192	@param Ehc The EHCI device.\r
	193	\r
	194	**/\r
	195	VOID\r
	196	EhcAckAllInterrupt (\r
	197	IN PEI_USB2_HC_DEV *Ehc\r
	198	)\r
	199	;\r
	200	\r
	201	/**\r
	202	Check whether Ehc is halted.\r
d1102dba	203	\r
4b1bf81c	204	@param Ehc The EHCI device.\r
	205	\r
	206	@retval TRUE The controller is halted.\r
	207	@retval FALSE The controller isn't halted.\r
	208	\r
	209	**/\r
	210	BOOLEAN\r
	211	EhcIsHalt (\r
	212	IN PEI_USB2_HC_DEV *Ehc\r
	213	)\r
	214	;\r
	215	\r
	216	/**\r
	217	Check whether system error occurred.\r
d1102dba	218	\r
4b1bf81c	219	@param Ehc The EHCI device.\r
	220	\r
	221	@retval TRUE System error happened.\r
	222	@retval FALSE No system error.\r
	223	\r
	224	**/\r
	225	BOOLEAN\r
	226	EhcIsSysError (\r
	227	IN PEI_USB2_HC_DEV *Ehc\r
	228	)\r
	229	;\r
	230	\r
	231	/**\r
	232	Reset the host controller.\r
d1102dba	233	\r
4b1bf81c	234	@param Ehc The EHCI device.\r
	235	@param Timeout Time to wait before abort (in millisecond, ms).\r
	236	\r
	237	@retval EFI_TIMEOUT The transfer failed due to time out.\r
	238	@retval Others Failed to reset the host.\r
	239	\r
	240	**/\r
	241	EFI_STATUS\r
	242	EhcResetHC (\r
	243	IN PEI_USB2_HC_DEV *Ehc,\r
	244	IN UINT32 Timeout\r
	245	)\r
	246	;\r
	247	\r
	248	/**\r
	249	Halt the host controller.\r
d1102dba	250	\r
4b1bf81c	251	@param Ehc The EHCI device.\r
	252	@param Timeout Time to wait before abort.\r
	253	\r
	254	@retval EFI_TIMEOUT Failed to halt the controller before Timeout.\r
	255	@retval EFI_SUCCESS The EHCI is halt.\r
	256	\r
	257	**/\r
	258	EFI_STATUS\r
	259	EhcHaltHC (\r
	260	IN PEI_USB2_HC_DEV *Ehc,\r
	261	IN UINT32 Timeout\r
	262	)\r
	263	;\r
	264	\r
	265	/**\r
	266	Set the EHCI to run\r
d1102dba	267	\r
4b1bf81c	268	@param Ehc The EHCI device.\r
	269	@param Timeout Time to wait before abort.\r
	270	\r
	271	@retval EFI_SUCCESS The EHCI is running.\r
	272	@retval Others Failed to set the EHCI to run.\r
	273	\r
	274	**/\r
	275	EFI_STATUS\r
	276	EhcRunHC (\r
	277	IN PEI_USB2_HC_DEV *Ehc,\r
	278	IN UINT32 Timeout\r
	279	)\r
	280	;\r
	281	\r
	282	/**\r
d1102dba	283	Initialize the HC hardware.\r
4b1bf81c	284	EHCI spec lists the five things to do to initialize the hardware.\r
	285	1. Program CTRLDSSEGMENT.\r
	286	2. Set USBINTR to enable interrupts.\r
	287	3. Set periodic list base.\r
	288	4. Set USBCMD, interrupt threshold, frame list size etc.\r
	289	5. Write 1 to CONFIGFLAG to route all ports to EHCI.\r
d1102dba	290	\r
4b1bf81c	291	@param Ehc The EHCI device.\r
	292	\r
	293	@retval EFI_SUCCESS The EHCI has come out of halt state.\r
	294	@retval EFI_TIMEOUT Time out happened.\r
	295	\r
	296	**/\r
	297	EFI_STATUS\r
	298	EhcInitHC (\r
	299	IN PEI_USB2_HC_DEV *Ehc\r
	300	)\r
	301	;\r
	302	\r
	303	#endif\r