| /* Copyright (C) 2015 by Yves Godin <support@nuranwireless.com> |
| * based on: |
| * femto_l1_if.h |
| * |
| * All Rights Reserved |
| * |
| * This program is free software; you can redistribute it and/or modify |
| * it under the terms of the GNU Affero General Public License as published by |
| * the Free Software Foundation; either version 3 of the License, or |
| * (at your option) any later version. |
| * |
| * This program is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| * GNU General Public License for more details. |
| * |
| * You should have received a copy of the GNU Affero General Public License |
| * along with this program. If not, see <http://www.gnu.org/licenses/>. |
| * |
| */ |
| |
| #ifndef _OC2G_L1_IF_H |
| #define _OC2G_L1_IF_H |
| |
| #include <osmocom/core/select.h> |
| #include <osmocom/core/write_queue.h> |
| #include <osmocom/core/gsmtap_util.h> |
| #include <osmocom/core/timer.h> |
| #include <osmocom/gsm/gsm_utils.h> |
| |
| #include "oc2gbts.h" |
| |
| enum { |
| MQ_SYS_READ, |
| MQ_L1_READ, |
| MQ_TCH_READ, |
| MQ_PDTCH_READ, |
| _NUM_MQ_READ |
| }; |
| |
| enum { |
| MQ_SYS_WRITE, |
| MQ_L1_WRITE, |
| MQ_TCH_WRITE, |
| MQ_PDTCH_WRITE, |
| _NUM_MQ_WRITE |
| }; |
| |
| struct oc2gl1_hdl { |
| struct gsm_time gsm_time; |
| uint32_t hLayer1; /* handle to the L1 instance in the DSP */ |
| uint32_t dsp_trace_f; |
| struct llist_head wlc_list; |
| |
| struct gsmtap_inst *gsmtap; |
| uint32_t gsmtap_sapi_mask; |
| |
| uint8_t trx_no; |
| |
| struct osmo_timer_list alive_timer; |
| unsigned int alive_prim_cnt; |
| |
| struct osmo_fd read_ofd[_NUM_MQ_READ]; /* osmo file descriptors */ |
| struct osmo_wqueue write_q[_NUM_MQ_WRITE]; |
| |
| struct { |
| int trx_nr; /* <1-2> */ |
| } hw_info; |
| }; |
| |
| #define msgb_l1prim(msg) ((GsmL1_Prim_t *)(msg)->l1h) |
| #define msgb_sysprim(msg) ((Oc2g_Prim_t *)(msg)->l1h) |
| |
| typedef int l1if_compl_cb(struct msgb *l1_msg, void *data); |
| |
| /* send a request primitive to the L1 and schedule completion call-back */ |
| int l1if_req_compl(struct oc2gl1_hdl *fl1h, struct msgb *msg, |
| int is_system_prim, l1if_compl_cb *cb, void *data); |
| |
| int l1if_reset(struct oc2gl1_hdl *hdl); |
| int l1if_activate_rf(struct oc2gl1_hdl *hdl, int on); |
| int l1if_set_trace_flags(struct oc2gl1_hdl *hdl, uint32_t flags); |
| int l1if_set_txpower(struct oc2gl1_hdl *fl1h, float tx_power); |
| |
| struct msgb *l1p_msgb_alloc(void); |
| struct msgb *sysp_msgb_alloc(void); |
| |
| uint32_t l1if_lchan_to_hLayer2(struct gsm_lchan *lchan); |
| struct gsm_lchan *l1if_hLayer2_to_lchan(struct gsm_bts_trx *trx, uint32_t hLayer2); |
| |
| int l1if_handle_sysprim(struct oc2gl1_hdl *fl1h, struct msgb *msg); |
| int l1if_handle_l1prim(int wq, struct oc2gl1_hdl *fl1h, struct msgb *msg); |
| |
| /* tch.c */ |
| int l1if_tch_rx(struct gsm_lchan *lchan, struct msgb *l1p_msg); |
| int l1if_tch_fill(struct gsm_lchan *lchan, uint8_t *l1_buffer); |
| struct msgb *gen_empty_tch_msg(struct gsm_lchan *lchan); |
| |
| /* |
| * The implementation of these functions is selected by either compiling and |
| * linking sysmo_l1_hw.c or sysmo_l1_fwd.c |
| */ |
| int l1if_transport_open(int q, struct oc2gl1_hdl *hdl); |
| int l1if_transport_close(int q, struct oc2gl1_hdl *hdl); |
| |
| #endif /* _OC2G_L1_IF_H */ |