122 lines
2.9 KiB
C
122 lines
2.9 KiB
C
#ifndef _FEMTO_L1_H
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#define _FEMTO_L1_H
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#include <osmocom/core/select.h>
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#include <osmocom/core/write_queue.h>
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#include <osmocom/core/gsmtap_util.h>
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#include <osmocom/core/timer.h>
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#include <osmocom/gsm/gsm_utils.h>
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enum {
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MQ_SYS_READ,
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MQ_L1_READ,
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#ifndef HW_SYSMOBTS_V1
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MQ_TCH_READ,
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MQ_PDTCH_READ,
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#endif
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_NUM_MQ_READ
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};
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enum {
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MQ_SYS_WRITE,
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MQ_L1_WRITE,
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#ifndef HW_SYSMOBTS_V1
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MQ_TCH_WRITE,
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MQ_PDTCH_WRITE,
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#endif
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_NUM_MQ_WRITE
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};
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struct calib_send_state {
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const char *path;
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int last_file_idx;
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};
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enum {
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FIXUP_UNITILIAZED,
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FIXUP_NEEDED,
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FIXUP_NOT_NEEDED,
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};
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struct femtol1_hdl {
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struct gsm_time gsm_time;
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uint32_t hLayer1; /* handle to the L1 instance in the DSP */
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uint32_t dsp_trace_f;
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uint8_t clk_use_eeprom;
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int clk_cal;
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int ul_power_target;
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uint8_t clk_src;
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float min_qual_rach;
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float min_qual_norm;
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char *calib_path;
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struct llist_head wlc_list;
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struct gsmtap_inst *gsmtap;
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uint32_t gsmtap_sapi_mask;
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void *priv; /* user reference */
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struct osmo_timer_list alive_timer;
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unsigned int alive_prim_cnt;
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struct osmo_fd read_ofd[_NUM_MQ_READ]; /* osmo file descriptors */
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struct osmo_wqueue write_q[_NUM_MQ_WRITE];
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struct {
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/* from DSP/FPGA after L1 Init */
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uint8_t dsp_version[3];
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uint8_t fpga_version[3];
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uint32_t band_support; /* bitmask of GSM_BAND_* */
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/* from EEPROM */
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uint16_t model_nr;
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uint16_t model_flags;
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uint8_t trx_nr;
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} hw_info;
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int fixup_needed;
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struct calib_send_state st;
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uint8_t last_rf_mute[8];
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};
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#define msgb_l1prim(msg) ((GsmL1_Prim_t *)(msg)->l1h)
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#define msgb_sysprim(msg) ((SuperFemto_Prim_t *)(msg)->l1h)
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typedef int l1if_compl_cb(struct gsm_bts_trx *trx, struct msgb *l1_msg);
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/* send a request primitive to the L1 and schedule completion call-back */
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int l1if_req_compl(struct femtol1_hdl *fl1h, struct msgb *msg,
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l1if_compl_cb *cb);
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int l1if_gsm_req_compl(struct femtol1_hdl *fl1h, struct msgb *msg,
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l1if_compl_cb *cb);
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struct femtol1_hdl *l1if_open(void *priv);
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int l1if_close(struct femtol1_hdl *hdl);
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int l1if_reset(struct femtol1_hdl *hdl);
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int l1if_activate_rf(struct femtol1_hdl *hdl, int on);
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int l1if_set_trace_flags(struct femtol1_hdl *hdl, uint32_t flags);
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int l1if_set_txpower(struct femtol1_hdl *fl1h, float tx_power);
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int l1if_mute_rf(struct femtol1_hdl *hdl, uint8_t mute[8], l1if_compl_cb *cb);
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struct msgb *l1p_msgb_alloc(void);
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struct msgb *sysp_msgb_alloc(void);
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uint32_t l1if_lchan_to_hLayer(struct gsm_lchan *lchan);
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struct gsm_lchan *l1if_hLayer_to_lchan(struct gsm_bts_trx *trx, uint32_t hLayer);
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/* tch.c */
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int l1if_tch_rx(struct gsm_lchan *lchan, struct msgb *l1p_msg);
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int l1if_tch_fill(struct gsm_lchan *lchan, uint8_t *l1_buffer);
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struct msgb *gen_empty_tch_msg(struct gsm_lchan *lchan);
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/* ciphering */
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int l1if_set_ciphering(struct femtol1_hdl *fl1h,
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struct gsm_lchan *lchan,
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int dir_downlink);
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/* calibration loading */
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int calib_load(struct femtol1_hdl *fl1h);
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#endif /* _FEMTO_L1_H */
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