choice prompt "device selection" depends on PACKAGE_kmod-ltq-vmmc default VOICE_CPE_VMMC_WITH_DEVICE_DANUBE help Select the target device. config VOICE_CPE_VMMC_WITH_DEVICE_DANUBE bool "Danube, Twinpass, Vinax" config VOICE_CPE_VMMC_WITH_DEVICE_AR9 bool "AR9 family" config VOICE_CPE_VMMC_WITH_DEVICE_VR9 bool "VR9 family" config VOICE_VMMC_WITH_DEVICE_FALCON bool "FALC-ON" endchoice choice depends on PACKAGE_kmod-ltq-vmmc prompt "FXS coefficients" default LTQ_VOICE_CPE_VMMC_COEF_FALCON_ETSI help Select country specific FXS coefficient file. config LTQ_VOICE_CPE_VMMC_COEF_FALCON_ETSI bool "ETSI_T3R10: Vl:40V, Ic:25mA, Vid:25V, Vri:45Vrms, f:25Hz" help These coefficents contains a parameter set with line impedance Zr according to ETSI. T: gain in transmit direction (attenuation 3dBr) [dBr] R: gain in receive direction (attenuation 10dBr) [dBr] Vl: on-hook voltage limit [V] Ic: off-hook loop current [mA] Vid: low-power-standby voltage [V] Vri: ring voltage [v] f: ring frequency [V] config LTQ_VOICE_CPE_VMMC_COEF_FALCON_US600R bool "USA_600R_T3R10: Vl:40V, Ic:25mA, Vid:25V, Vri:45V, f:20Hz" help These coefficents contains a parameter set with line impedance e.g. for USA. T: gain in transmit direction (attenuation 3dBr) [dBr] R: gain in receive direction (attenuation 10dBr) [dBr] Vl: on-hook voltage limit [V] Ic: off-hook loop current [mA] Vid: low-power-standby voltage [V] Vri: ring voltage [v] f: ring frequency [V] config LTQ_VOICE_CPE_VMMC_COEF_FALCON_USE_CUSTOM_FILE bool "Select own FXS coefficient file" endchoice config VOICE_CPE_VMMC_PMC depends on (VOICE_CPE_VMMC_WITH_DEVICE_AR9 || VOICE_CPE_VMMC_WITH_DEVICE_VR9) bool "Power Management Control support" default n help Option to enable Power Management Control on AR9, VR9. Not supported for Danube. config VOICE_CPE_VMMC_DISABLE_DECT_NIBBLE_SWAP bool "Disable DECT nibble swap" depends on PACKAGE_kmod-ltq-vmmc default n help Option to disable DECT nibble swap for COSIC modem (for backward compatibility only). config VOICE_CPE_VMMC_EVENT_LOGGER depends on BROKEN bool "Event logger support" depends on PACKAGE_kmod-ltq-vmmc default n help Option to enable details traces between drv_vmmc and the voice FW - for debugging only - requires package ifx-evtlog config VOICE_CPE_VMMC_MPS_HISTORY_SIZE int "MPS history buffer in words (0<=size<=512)" depends on PACKAGE_kmod-ltq-vmmc default "128" help MPS history buffer (default=128 words, maximum=512 words, 0=disable) To opimize the memory footprint in RAM, you might want to set the buffer size to 0.