Embedded Application Programming Interface - picmg

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* | | | | | +-----------------------------------------------+ * | | | | | | EAPI_ID_GPIO_GPIO05 | * | | | | | +-----------------------------------------------+ * | | | | | * | | | | | 0 0 0 0 0 0 0 * | | | | +-----+-----+-----+-----+-----+-----+-----+-----+ * | | | | | Bit | Bit | Bit | Bit | Bit | Bit | Bit | Bit | * | | | | | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | * | | | | +-----------------------------------------------+ * | | | | | EAPI_ID_GPIO_GPIO04 | * | | | | +-----------------------------------------------+ * | | | | * | | | | 0 0 0 0 0 0 0 * | | | +-----+-----+-----+-----+-----+-----+-----+-----+ * | | | | Bit | Bit | Bit | Bit | Bit | Bit | Bit | Bit | * | | | | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | * | | | +-----------------------------------------------+ * | | | | EAPI_ID_GPIO_GPIO03 | * | | | +-----------------------------------------------+ * | | | * | | | 0 0 0 0 0 0 0 * | | +-----+-----+-----+-----+-----+-----+-----+-----+ * | | | Bit | Bit | Bit | Bit | Bit | Bit | Bit | Bit | * | | | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | * | | +-----------------------------------------------+ * | | | EAPI_ID_GPIO_GPIO02 | * | | +-----------------------------------------------+ * | | * | | 0 0 0 0 0 0 0 * | +-----+-----+-----+-----+-----+-----+-----+-----+ * | | Bit | Bit | Bit | Bit | Bit | Bit | Bit | Bit | * | | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | * | +-----------------------------------------------+ * | | EAPI_ID_GPIO_GPIO01 | * | +-----------------------------------------------+ * | * | 0 0 0 0 0 0 0 * +-----+-----+-----+-----+-----+-----+-----+-----+ * | Bit | Bit | Bit | Bit | Bit | Bit | Bit | Bit | * | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | * +-----------------------------------------------+ * | EAPI_ID_GPIO_GPIO00 | * +-----------------------------------------------+ */ /* IDs */ /* * Individual ID Per GPIO Mapping */ #define EAPI_GPIO_GPIO_ID(GPIO_NUM) EAPI_UINT32_C(GPIO_NUM) #define EAPI_GPIO_GPIO_BITMASK EAPI_UINT32_C(1) #define EAPI_ID_GPIO_GPIO00 EAPI_GPIO_GPIO_ID(0) /* (Optional) */ #define EAPI_ID_GPIO_GPIO01 EAPI_GPIO_GPIO_ID(1) /* (Optional) */ #define EAPI_ID_GPIO_GPIO02 EAPI_GPIO_GPIO_ID(2) /* (Optional) */ #define EAPI_ID_GPIO_GPIO03 EAPI_GPIO_GPIO_ID(3) /* (Optional) */ /* * Multiple GPIOs Per ID Mapping */ #define EAPI_GPIO_BANK_ID(GPIO_NUM) EAPI_UINT32_C(0x10000|((GPIO_NUM)>>5)) #define EAPI_GPIO_BANK_MASK(GPIO_NUM) EAPI_UINT32_C((1((GPIO_NUM)&0x1F))&1)==(TState)) #define EAPI_ID_GPIO_BANK00 EAPI_GPIO_BANK_ID( 0) /* GPIOs 0 - 31 * (optional) */ #define EAPI_ID_GPIO_BANK01 EAPI_GPIO_BANK_ID(32) /* GPIOs 32 - 63 * (optional) */ #define EAPI_ID_GPIO_BANK02 EAPI_GPIO_BANK_ID(64) /* GPIOs 64 - 95 * (optional) */ /* Bit mask Bit States */ PICMG® EAPI R1.0, August 8, 2010 page 70 of 83
#define EAPI_GPIO_BITMASK_SELECT 1 #define EAPI_GPIO_BITMASK_NOSELECT 0 /* Levels */ #define EAPI_GPIO_LOW 0 #define EAPI_GPIO_HIGH 1 /* Directions */ #define EAPI_GPIO_INPUT 1 #define EAPI_GPIO_OUTPUT 0 /* * EApiGPIOGetDirectionCaps * * Condition | Return Values * -----------------------------------+------------------------------ * Library Uninitialized | EAPI_STATUS_NOT_INITIALIZED * ((pOutputs==NULL)&&(pInputs==NULL))| EAPI_STATUS_INVALID_PARAMETER * Unsupported Id | EAPI_STATUS_UNSUPPORTED * Common Error | Common Error Code * Else | EAPI_STATUS_SUCCESS */ EApiStatus_t EAPI_CALLTYPE EApiGPIOGetDirectionCaps( __IN EApiId_t Id , /* GPIO Id */ __OUTOPT uint32_t *pInputs , /* Supported GPIO Input * Bit Mask */ __OUTOPT uint32_t *pOutputs /* Supported GPIO Output * Bit Mask */ ); /* * EApiGPIOGetDirection * * Condition | Return Values * -----------------------------------+------------------------------ * Library Uninitialized | EAPI_STATUS_NOT_INITIALIZED * Bitmask==0 | EAPI_STATUS_INVALID_PARAMETER * Unsupported Id | EAPI_STATUS_UNSUPPORTED * (Bitmask&~(pInputs|pOutputs)) | EAPI_STATUS_INVALID_BITMASK * Common Error | Common Error Code * Else | EAPI_STATUS_SUCCESS */ EApiStatus_t EAPI_CALLTYPE EApiGPIOGetDirection( __IN EApiId_t Id , /* GPIO Id */ __IN uint32_t Bitmask , /* Bit mask of Affected * Bits */ __OUT uint32_t *pDirection /* Current Direction */ ); /* * EApiGPIOSetDirection * * Condition | Return Values * -----------------------------------+------------------------------ * Library Uninitialized | EAPI_STATUS_NOT_INITIALIZED * Bitmask==0 | EAPI_STATUS_INVALID_PARAMETER * Unsupported Id | EAPI_STATUS_UNSUPPORTED * (Bitmask&~(pInputs|pOutputs)) | EAPI_STATUS_INVALID_BITMASK * (Bitmask&pDirection)&~pInputs | EAPI_STATUS_INVALID_DIRECTION * (Bitmask&~pDirection)&~pOutputs | EAPI_STATUS_INVALID_DIRECTION * Common Error | Common Error Code * Else | EAPI_STATUS_SUCCESS */ EApiStatus_t EAPI_CALLTYPE EApiGPIOSetDirection( __IN EApiId_t Id , /* GPIO Id */ __IN uint32_t Bitmask , /* Bit mask of Affected * Bits */ __IN uint32_t Direction /* Direction */ ); PICMG® EAPI R1.0, August 8, 2010 page 71 of 83
Page 1 and 2:
EAPI PICMG EAPI Revision 1.0 August
Page 3 and 4:
10.1 EApi.h .......................
Page 5 and 6:
Revision History Revision Date Acti
Page 7 and 8:
1.2 Intellectual Property The Conso
Page 9 and 10:
1.5 Special Word Usage Mandatory fe
Page 11 and 12:
Term PE PE/COFF PEG PHY PNP PNPID P
Page 13 and 14:
1.7 Applicable Documents and Standa
Page 15 and 16:
2 General COM Express specifi
Page 17 and 18:
EAPI_STATUS_INITIALIZED Description
Page 19 and 20: EAPI_STATUS_WRITE_ERROR Description
Page 21 and 22: 4 EAPI Information Functions 4.1 EA
Page 23 and 24: Id Description Units/Format EAPI_ID
Page 25 and 26: 5.2.1 Description Returns current B
Page 27 and 28: 5.5.1 Description Sets the brightne
Page 29 and 30: 6.2.3 Return Status Codes Condition
Page 33 and 34: 7.2 Address Format for the I2C Bus
Page 35 and 36: Transfer Type 10: Address Format :
Page 37 and 38: 7.6.1 Description Universal functio
Page 39 and 40: 7.7.2 Parameters Id __IN See '7.1.1
Page 43 and 44: 8 WATCHDOG After the watchdog timer
Page 45 and 46: 8.2.1 Description Start the watchdo
Page 47 and 48: 9 GPIO Functions COM Express specif
Page 49 and 50: 9.2.1 Description Reads the capabil
Page 51 and 52: 9.4 EApiGPIOSetDirection 9.4.1 Desc
Page 53 and 54: 9.6 EApiGPIOSetLevel 9.6.1 Descript
Page 55 and 56: #ifndef __OUT # define __OUT /* __O
Page 57 and 58: * Use pInputs and pOutputs to corre
Page 59 and 60: ) #define EAPI_CREATE_PNPID(a, b, c
Page 61 and 62: * Condition | Return Values * -----
Page 63 and 64: */ /* IDs */ #define EAPI_ID_I2C_EX
Page 65 and 66: * StartAckNak Stop * * Transfer Typ
Page 67 and 68: * Arbitration Error/Collision Error
Page 69: * * G P I O * */ /* * * +----------
Page 73 and 74: 10.2 EApiCOM0.h /* * *+============
Page 75 and 76: #define EAPI_COM0_ID_GPIO_GPO3 EAPI
Page 77 and 78: 12 Standard Data Formats 12.1 Compr
Page 79 and 80: 13 OS Specific Requirements 13.1 Wi
Page 81 and 82: Variable Name SVersion LVersion Man
Page 83: 15 Revision History Revision Date N
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