Maxim-integrated 73M1866B/73M1966B Reference Driver Instrukcja Użytkownika Pobierz pdf (Strona 44)

73M1866B/73M1966B Reference Driver User Guide UG_1x66B_015

44 Rev. 2.7

6.2.6 M1966_ERROR_CODE_GET

Description

This IOCTL returns the error code of the last IOCTL command. The driver records only the last error

code and applicable to device and channel descriptor.

#define M1966_ERROR_CODE_GET _IOWR(0xA4,0xB2,unsigned int)

Prototype

int ioctl (

int dev_fd,

int M1966_ERROR_CODE_GET,

unsigned long param );

Parameters

Data Type Name Description

int

dev_fd/chan_fd

Device or Channel descriptor.

int

M1966_ERROR_CODE_GET

I/O control identifier for this operation.

unsigned long

param

Pointer to the error code of type unsigned int.

Return Values

Data Type Description

int

0 – Successful.

-EFAULT – Failed to retrieve the error code.

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73M1866B/73M1966B 1
Reference Driver User Guide 1
Table of Contents 3
Figures 6
1 Introduction 7
1.3 Acronyms 8
2 Overview 9
2.2 Functional Overview 10
2.2.4 GPIO Support 11
2.2.6 Call Progress Monitor 12
2.2.7 Billing Tone Filter 12
3 Driver Service Interface 13
and ioctl() 13
4 Country Specific Settings 14
5 FXO Events 15
5.2 Event Identification 16
5.2.8 M1966_RING_DETECT_END 18
5.2.10 M1966_OV_DETECT 19
5.2.11 M1966_OI_DETECT 19
5.2.12 M1966_OL_DETECT 19
5.2.13 M1966_LINE_STATE 20
5.2.14 M1966_DIAL_COMPLETE 20
5.2.15 M1966_DIAL_ABORTED 20
5.2.17 M1966_GPIO_INTERRUPT 21
5.2.18 M1966_ONH_DETECT 21
6.1.1 M1966_CH_INIT 24
6.1.14 M1966_CNTRY_NMBR_GET 32
6.1.20 M1966_SAMPLE_RATE 38
6.2.1 M1966_RNG_GET 39
6.2.2 M1966_POL_GET 40
6.2.3 M1966_BAT_GET 41
6.2.4 M1966_POH_GET 42
6.2.5 M1966_EVENT_GET 43
6.2.6 M1966_ERROR_CODE_GET 44
6.3.2 M1966_ATH1 46
6.3.3 M1966_ATH0 47
6.3.4 M1966_ATDP 48
6.3.5 M1966_ATDP_CANCEL 49
M1966_PULSE_DIAL_PARAM_t 50
6.3.7 M1966_FLSH_CFG 51
6.3.8 M1966_FLSH_SET 51
6.4 Caller-ID Services 53
6.4.3 M1966_ENTER_CID_MODE 55
6.4.4 M1966_EXIT_CID_MODE 56
6.5 Ring Detection Services 57
6.6.1 M1966_MEASURE_START 60
6.6.2 M1966_MEASURE_STOP 61
6.6.3 M1966_MEASURE_UPDATE 62
M1966_MEASURE_UPDATE_t read; 63
6.7 GPIO Services 64
6.7.3 M1966_GPIO_DATA 65
6.8 Loopback Services 66
6.9 Miscellaneous 67
6.9.2 M1966_BTONE_FILTER 68
6.9.3 M1966_CPROG_MONITOR 69
6.9.4 M1966_DEBUG_LEVEL_SET 70
6.9.5 M1966_TEST_CODE 71
7.1 M1966_COUNTRY_CODE 72
7.2 M1966_CNTRY_STRUCT_t 74
7.3 M1966_DEBUG_TRACE_MASK 75
7.4 M1966_LAST_ERROR_CODE 75
7.5 struct txrx_gain 76
7.6 M1966_PULSE_DIAL_t 76
7.8 M1966_THRESH_OVERRIDE_t 77
7.10.3 M1966_BTONE_FILTER_t 79
7.11.2 M1966_CPROG_MON_GAIN 80
7.12.1 M1966_GPIO_NUMBER 82
7.12.5 M1966_GPIO_DATA_TYPE 84
7.12.8 M1966_GPIO_CONFIG_t 85
7.12.9 M1966_GPIO_DATA_t 86
7.13.2 M1966_LOOPBACK_MODE 87
7.13.3 M1966_LOOPBACK_t 88
7.14.1 M1966_MEASURE_ENTITY 88
7.14.2 M1966_MEASURE_ACTION 89
7.14.5 M1966_IET_t 91
9 Related Documentation 95
10 Contact Information 95
Appendix A – Country Codes 96
Revision History 97

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