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osmo-ttcn3-hacks/library/RLCMAC_Templates.ttcn

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/* TITAN REW encode/decode definitions for 3GPP TS 44.060 RLC/MAC Blocks */
/* (C) 2017-2018 Harald Welte <laforge@gnumonks.org>
* (C) 2020 by sysmocom s.f.m.c. GmbH <info@sysmocom.de>
* All rights reserved.
*
* Released under the terms of GNU General Public License, Version 2 or
* (at your option) any later version.
*
* SPDX-License-Identifier: GPL-2.0-or-later
*/
module RLCMAC_Templates {
import from General_Types all;
import from Osmocom_Types all;
import from GSM_Types all;
import from RLCMAC_CSN1_Types all;
import from RLCMAC_CSN1_Templates all;
import from RLCMAC_Types all;
template CodingScheme cs_gprs_any := (CS_1, CS_2, CS_3, CS_4);
template CodingScheme mcs_egprs_any := (MCS_1, MCS_2, MCS_3, MCS_4, MCS_5,
MCS_6, MCS_7, MCS_8, MCS_9);
/* TS 44.060 10.4.5 */
function f_rrbp_fn_delay(MacRrbp rrbp) return uint32_t {
select (rrbp) {
case (RRBP_Nplus13_mod_2715648) { return 13; }
case (RRBP_Nplus17_or_18_mod_2715648) { return 17; }
case (RRBP_Nplus21_or_22_mod_2715648) { return 21; }
case (RRBP_Nplus26_mod_2715648) { return 26; }
}
return 0;
}
function f_rrbp_ack_fn(uint32_t current_fn, MacRrbp rrbp)
return uint32_t {
return (current_fn + f_rrbp_fn_delay(rrbp)) mod 2715648;
}
function f_rlcmac_cs_mcs_is_mcs(CodingScheme cs_mcs) return boolean {
if (cs_mcs >= MCS_0) {
return true;
}
return false;
}
function f_rlcmac_mcs2headertype(CodingScheme mcs) return EgprsHeaderType {
select (mcs) {
case (MCS_0) { return RLCMAC_HDR_TYPE_3; }
case (MCS_1) { return RLCMAC_HDR_TYPE_3; }
case (MCS_2) { return RLCMAC_HDR_TYPE_3; }
case (MCS_3) { return RLCMAC_HDR_TYPE_3; }
case (MCS_4) { return RLCMAC_HDR_TYPE_3; }
case (MCS_5) { return RLCMAC_HDR_TYPE_2; }
case (MCS_6) { return RLCMAC_HDR_TYPE_2; }
case (MCS_7) { return RLCMAC_HDR_TYPE_1; }
case (MCS_8) { return RLCMAC_HDR_TYPE_1; }
case (MCS_9) { return RLCMAC_HDR_TYPE_1; }
}
return RLCMAC_HDR_TYPE_3;
}
function f_rlcmac_cs_mcs2block_len(CodingScheme cs_mcs) return uint32_t {
select (cs_mcs) {
case (CS_1) { return 23; }
case (CS_2) { return 34; }
case (CS_3) { return 40; }
case (CS_4) { return 54; }
case (MCS_1) { return 27; }
case (MCS_2) { return 33; }
case (MCS_3) { return 42; }
case (MCS_4) { return 49; }
case (MCS_5) { return 61; }
case (MCS_6) { return 79; }
case (MCS_7) { return 119; }
case (MCS_8) { return 143; }
case (MCS_9) { return 155; }
}
return 0;
}
function f_rlcmac_block_len2cs_mcs(uint32_t len) return CodingScheme {
select (len) {
case (23) { return CS_1; }
case (34) { return CS_2; }
case (40) { return CS_3; }
case (54) { return CS_4; }
case (27) { return MCS_1; }
case (33) { return MCS_2; }
case (42) { return MCS_3; }
case (49) { return MCS_4; }
case (60) { return MCS_5; }
case (61) { return MCS_5; }
case (78) { return MCS_6; }
case (79) { return MCS_6; }
case (118) { return MCS_7; }
case (119) { return MCS_7; }
case (142) { return MCS_8; }
case (143) { return MCS_8; }
case (154) { return MCS_9; }
case (155) { return MCS_9; }
}
return CS_1;
}
function f_rlcmac_cs_mcs2block_len_no_spare_bits(CodingScheme cs_mcs) return uint32_t {
select (cs_mcs) {
/* 3GPP TS 44.060 Table 10.2.1: RLC data block size, discounting padding in octet */
case (CS_1) { return 23; }
case (CS_2) { return 33; }
case (CS_3) { return 39; }
case (CS_4) { return 53; }
case (MCS_1) { return 27; }
case (MCS_2) { return 33; }
case (MCS_3) { return 42; }
case (MCS_4) { return 49; }
case (MCS_5) { return 61; }
case (MCS_6) { return 79; }
case (MCS_7) { return 119; }
case (MCS_8) { return 143; }
case (MCS_9) { return 155; }
}
return 0;
}
/* Minimum CodingScheme required to fit RLCMAC block. Spare bits not counted. */
function f_rlcmac_block_len_required_cs_mcs(uint32_t len, boolean is_mcs) return CodingScheme {
if (is_mcs) {
if (len <= 27) { return MCS_1; }
if (len <= 33) { return MCS_2; }
if (len <= 42) { return MCS_3; }
if (len <= 49) { return MCS_4; }
if (len <= 60) { return MCS_5; }
if (len <= 61) { return MCS_5; }
if (len <= 79) { return MCS_6; }
if (len <= 119) { return MCS_7; }
if (len <= 143) { return MCS_8; }
if (len <= 155) { return MCS_9; }
return MCS_1; /* error! */
} else {
/* 3GPP TS 44.060 Table 10.2.1: RLC data block size, discounting padding in octet */
if (len <= 23) { return CS_1; }
if (len <= 33) { return CS_2; }
if (len <= 39) { return CS_3; }
if (len <= 53) { return CS_4; }
return CS_1; /* error! */
}
}
function f_rlcmac_block_ChCodingCommand2cs_mcs(ChCodingCommand chcc) return CodingScheme {
select (chcc) {
case (CH_CODING_CS1) { return CS_1; }
case (CH_CODING_CS2) { return CS_2; }
case (CH_CODING_CS3) { return CS_3; }
case (CH_CODING_CS4) { return CS_4; }
}
return CS_1;
}
function f_rlcmac_block_EgprsChCodingCommand2cs_mcs(EgprsChCodingCommand echcc) return CodingScheme {
select (echcc) {
case (CH_CODING_MCS1) { return MCS_1; }
case (CH_CODING_MCS2) { return MCS_2; }
case (CH_CODING_MCS3) { return MCS_3; }
case (CH_CODING_MCS4) { return MCS_4; }
case (CH_CODING_MCS5) { return MCS_5; }
case (CH_CODING_MCS6) { return MCS_6; }
case (CH_CODING_MCS7) { return MCS_7; }
case (CH_CODING_MCS8) { return MCS_8; }
case (CH_CODING_MCS9) { return MCS_9; }
/* CH_CODING_MCS5_7 */
/* CH_CODING_MCS6_9 */
}
return MCS_1;
}
/* 1 -> CS_1 / MCS_1, 2 -> CS_2 / MCS_2, etc. */
function f_rlcmac_block_int2cs_mcs(integer n, boolean is_mcs) return CodingScheme {
var CodingScheme cs_mcs;
if (not is_mcs) {
int2enum(n - 1, cs_mcs);
return cs_mcs;
} else {
cs_mcs := MCS_0;
int2enum(enum2int(cs_mcs) + n, cs_mcs);
return cs_mcs;
}
}
/* Coding and Puncturing Scheme indicator field for Header type 1 in EGPRS TBF or EC TBF or downlink EGPRS2 TBF */
function f_rlcmac_cps_htype1_to_mcs(uint3_t cps) return CodingScheme {
var CodingSchemeArray egprs_Header_type1_coding_puncturing_scheme_to_mcs := {
MCS_9 /* 0x00, "(MCS-9/P1 ; MCS-9/P1)" */,
MCS_9 /* 0x01, "(MCS-9/P1 ; MCS-9/P2)" */,
MCS_9 /* 0x02, "(MCS-9/P1 ; MCS-9/P3)" */,
MCS_0 /* 0x03, "reserved" */,
MCS_9 /* 0x04, "(MCS-9/P2 ; MCS-9/P1)" */,
MCS_9 /* 0x05, "(MCS-9/P2 ; MCS-9/P2)" */,
MCS_9 /* 0x06, "(MCS-9/P2 ; MCS-9/P3)" */,
MCS_0 /* 0x07, "reserved" */,
MCS_9 /* 0x08, "(MCS-9/P3 ; MCS-9/P1)" */,
MCS_9 /* 0x09, "(MCS-9/P3 ; MCS-9/P2)" */,
MCS_9 /* 0x0A, "(MCS-9/P3 ; MCS-9/P3)" */,
MCS_8 /* 0x0B, "(MCS-8/P1 ; MCS-8/P1)" */,
MCS_8 /* 0x0C, "(MCS-8/P1 ; MCS-8/P2)" */,
MCS_8 /* 0x0D, "(MCS-8/P1 ; MCS-8/P3)" */,
MCS_8 /* 0x0E, "(MCS-8/P2 ; MCS-8/P1)" */,
MCS_8 /* 0x0F, "(MCS-8/P2 ; MCS-8/P2)" */,
MCS_8 /* 0x10, "(MCS-8/P2 ; MCS-8/P3)" */,
MCS_8 /* 0x11, "(MCS-8/P3 ; MCS-8/P1)" */,
MCS_8 /* 0x12, "(MCS-8/P3 ; MCS-8/P2)" */,
MCS_8 /* 0x13, "(MCS-8/P3 ; MCS-8/P3)" */,
MCS_7 /* 0x14, "(MCS-7/P1 ; MCS-7/P1)" */,
MCS_7 /* 0x15, "(MCS-7/P1 ; MCS-7/P2)" */,
MCS_7 /* 0x16, "(MCS-7/P1 ; MCS-7/P3)" */,
MCS_7 /* 0x17, "(MCS-7/P2 ; MCS-7/P1)" */,
MCS_7 /* 0x18, "(MCS-7/P2 ; MCS-7/P2)" */,
MCS_7 /* 0x19, "(MCS-7/P2 ; MCS-7/P3)" */,
MCS_7 /* 0x1A, "(MCS-7/P3 ; MCS-7/P1)" */,
MCS_7 /* 0x1B, "(MCS-7/P3 ; MCS-7/P2)" */,
MCS_7 /* 0x1C, "(MCS-7/P3 ; MCS-7/P3)" */,
MCS_0 /* 0x1D, "reserved" */,
MCS_0 /* 0x1E, "reserved" */,
MCS_0 /* 0x1F, "reserved" */
};
return egprs_Header_type1_coding_puncturing_scheme_to_mcs[cps];
}
/* Coding and Puncturing Scheme indicator field for Header type 2 in (EC-)EGPRS TBF or uplink EGPRS2-A TBF */
function f_rlcmac_cps_htype2_to_mcs(uint3_t cps) return CodingScheme {
var CodingSchemeArray egprs_Header_type2_coding_puncturing_scheme_to_mcs := {
MCS_6 /* {0x00, "MCS-6/P1"} */,
MCS_6 /* {0x01, "MCS-6/P2"} */,
MCS_6 /* {0x02, "MCS-6/P1 with 6 octet padding"} */,
MCS_6 /* {0x03, "MCS-6/P2 with 6 octet padding "} */,
MCS_5 /* {0x04, "MCS-5/P1"} */,
MCS_5 /* {0x05, "MCS-5/P2"} */,
MCS_5 /* {0x06, "MCS-6/P1 with 10 octet padding "} */,
MCS_5 /* {0x07, "MCS-6/P2 with 10 octet padding "} */
};
return egprs_Header_type2_coding_puncturing_scheme_to_mcs[cps];
}
/* Coding and Puncturing Scheme indicator field for Header type 3 */
function f_rlcmac_cps_htype3_to_mcs(uint3_t cps) return CodingScheme {
var CodingSchemeArray egprs_Header_type3_coding_puncturing_scheme_to_mcs := {
MCS_4 /* {0x00, "MCS-4/P1"} */,
MCS_4 /* {0x01, "MCS-4/P2"} */,
MCS_4 /* {0x02, "MCS-4/P3"} */,
MCS_3 /* {0x03, "MCS-3/P1"} */,
MCS_3 /* {0x04, "MCS-3/P2"} */,
MCS_3 /* {0x05, "MCS-3/P3"} */,
MCS_3 /* {0x06, "MCS-3/P1 with padding"} */,
MCS_3 /* {0x07, "MCS-3/P2 with padding"} */,
MCS_3 /* {0x08, "MCS-3/P3 with padding"} */,
MCS_2 /* {0x09, "MCS-2/P1"} */,
MCS_2 /* {0x0A, "MCS-2/P2"} */,
MCS_1 /* {0x0B, "MCS-1/P1"} */,
MCS_1 /* {0x0C, "MCS-1/P2"} */,
MCS_2 /* {0x0D, "MCS-2/P1 with padding"} */,
MCS_2 /* {0x0E, "MCS-2/P2 with padding"} */,
MCS_0 /* {0x0F, "MCS-0"} */
};
return egprs_Header_type3_coding_puncturing_scheme_to_mcs[cps];
}
function f_rlcmac_cps_htype_to_mcs(uint3_t cps, EgprsHeaderType htype) return CodingScheme {
select (htype) {
case (RLCMAC_HDR_TYPE_1) { return f_rlcmac_cps_htype1_to_mcs(cps); }
case (RLCMAC_HDR_TYPE_2) { return f_rlcmac_cps_htype2_to_mcs(cps); }
case (RLCMAC_HDR_TYPE_3) { return f_rlcmac_cps_htype3_to_mcs(cps); }
}
//TODO: return error here.
return CS_1;
}
function f_rlcmac_mcs_to_cps_htype1(CodingScheme mcs, uint2_t part, boolean with_padding) return uint5_t {
//TODO: implement similar to f_rlcmac_mcs_to_cps_htype3()
//TODO: return error here.
return 0;
}
function f_rlcmac_mcs_to_cps_htype2(CodingScheme mcs, uint2_t part, boolean with_padding) return uint5_t {
//TODO: implement similar to f_rlcmac_mcs_to_cps_htype3()
//TODO: return error here.
return 0;
}
function f_rlcmac_mcs_to_cps_htype3(CodingScheme mcs, uint2_t part, boolean with_padding) return uint5_t {
select (mcs) {
case (MCS_4) {
select (part) {
case (1) { return 0; /* {0x00, "MCS-4/P1"} */ }
case (2) { return 1; /* {0x01, "MCS-4/P2"} */ }
case (3) { return 2; /* {0x01, "MCS-4/P2"} */ }
}
}
case (MCS_3) {
if (not with_padding) {
select (part) {
case (1) { return 3; /* {0x03, "MCS-3/P1"} */ }
case (2) { return 4; /* {0x04, "MCS-3/P2"} */ }
case (3) { return 5; /* {0x05, "MCS-3/P3"} */ }
}
} else {
select (part) {
case (1) { return 6; /* {0x06, "MCS-3/P1 with padding"} */ }
case (2) { return 7; /* {0x07, "MCS-3/P2 with padding"} */ }
case (3) { return 8; /* {0x08, "MCS-3/P3 with padding"} */ }
}
}
}
case (MCS_2) {
if (not with_padding) {
select (part) {
case (1) { return 9; /* {0x09, "MCS-2/P1"} */ }
case (2) { return 10; /* {0x0A, "MCS-2/P2"} */ }
}
} else {
select (part) {
case (1) { return 13; /* {0x0D, "MCS-2/P1 with padding"} */ }
case (2) { return 14; /* {0x0E, "MCS-2/P2 with padding"} */}
}
}
}
case (MCS_1) {
select (part) {
case (1) { return 11; /* {0x0B, "MCS-1/P1"} */ }
case (2) { return 12; /* {0x0C, "MCS-1/P2"} */ }
}
}
case (MCS_0) { return 15; /* {0x0F, "MCS-0"} */ }
}
//TODO: return error here.
return 0;
}
function f_rlcmac_mcs_to_cps(CodingScheme mcs, uint2_t part, boolean with_padding := false) return uint5_t {
var EgprsHeaderType htype := f_rlcmac_mcs2headertype(mcs);
select (htype) {
case (RLCMAC_HDR_TYPE_1) { return f_rlcmac_mcs_to_cps_htype1(mcs, part, with_padding); }
case (RLCMAC_HDR_TYPE_2) { return f_rlcmac_mcs_to_cps_htype2(mcs, part, with_padding); }
case (RLCMAC_HDR_TYPE_3) { return f_rlcmac_mcs_to_cps_htype3(mcs, part, with_padding); }
}
//TODO: return error here.
return 0;
}
template (value) RlcmacUlBlock ts_RLC_UL_CTRL_ACK(template (value) RlcmacUlCtrlMsg ctrl,
MacPayloadType pt := MAC_PT_RLCMAC_NO_OPT,
boolean retry := false) := {
ctrl := {
mac_hdr := {
payload_type := pt,
spare := '00000'B,
retry := retry
},
payload := ctrl
}
}
private function f_presence_bit_chreq_desc(template (omit) ChannelReqDescription chreq_desc) return BIT1 {
if (istemplatekind(chreq_desc, "omit")) {
return '0'B;
}
return '1'B;
}
/* Send Template for Downlink ACK/NACK */
template (value) RlcmacUlBlock ts_RLCMAC_DL_ACK_NACK(template (value) uint5_t tfi, AckNackDescription andesc, boolean retry := false,
template (omit) ChannelReqDescription chreq_desc := omit) := {
ctrl := {
mac_hdr := {
payload_type := MAC_PT_RLCMAC_NO_OPT,
spare := '00000'B,
retry := retry
},
payload := {
msg_type := PACKET_DL_ACK_NACK,
u := {
dl_ack_nack := {
dl_tfi := tfi,
ack_nack_desc := andesc,
chreq_desc_presence := f_presence_bit_chreq_desc(chreq_desc),
chreq_desc := chreq_desc,
ch_qual_rep := c_ChQualRep_default
}
}
}
}
}
/* Send Template for Egprs Downlink ACK/NACK */
template (value) RlcmacUlBlock ts_RLCMAC_DL_ACK_NACK_EGPRS(template (value) uint5_t tfi,
EgprsAckNackDescription andesc,
boolean retry := false,
template (omit) ChannelReqDescription chreq_desc := omit) := {
ctrl := {
mac_hdr := {
payload_type := MAC_PT_RLCMAC_NO_OPT,
spare := '00000'B,
retry := retry
},
payload := {
msg_type := PACKET_EGPRS_DL_ACK_NACK,
u := {
dl_ack_nack_egprs := {
dl_tfi := tfi,
ms_oom := '0'B,
egprs_ch_qual_rep_presence := '0'B,
egprs_ch_qual_rep := omit,
chreq_desc_presence := f_presence_bit_chreq_desc(chreq_desc),
chreq_desc := chreq_desc,
pfi_presence := '0'B,
pfi := omit,
epdan_presence := '0'B,
ack_nack_desc_ie := ts_EgprsAckNackDescriptionIE(andesc)
}
}
}
}
}
/* Template for uplink Data block */
template (value) RlcmacUlBlock t_RLCMAC_UL_DATA(template (value) CodingScheme cs,
template (value) uint5_t tfi,
template (value) uint4_t cv,
template (value) uint7_t bsn,
template (value) LlcBlocks blocks := {},
template (value) boolean stall := false) := {
data := {
cs := cs,
mac_hdr := {
payload_type := MAC_PT_RLC_DATA,
countdown := cv,
stall_ind := stall,
retry := false,
spare := '0'B,
pfi_ind := false,
tfi := tfi,
tlli_ind := false,
bsn := bsn,
e := false
},
tlli := omit,
pfi := omit,
blocks := blocks
}
}
template (value) RlcmacUlBlock t_RLCMAC_UL_DATA_TLLI(template (value) CodingScheme cs,
template (value) uint5_t tfi,
template (value) uint4_t cv,
template (value) uint7_t bsn,
template (value) LlcBlocks blocks := {},
template (value) boolean stall := false,
template (value) GprsTlli tlli) := {
data := {
cs := cs,
mac_hdr := {
payload_type := MAC_PT_RLC_DATA,
countdown := cv,
stall_ind := stall,
retry := false,
spare := '0'B,
pfi_ind := false,
tfi := tfi,
tlli_ind := true,
bsn := bsn,
e := false
},
tlli := tlli,
pfi := omit,
blocks := blocks
}
}
/* Template for uplink Data block */
template (value) RlcmacUlBlock t_RLCMAC_UL_EGPRS_DATA(CodingScheme mcs,
template (value) uint5_t tfi,
template (value) uint4_t cv,
template (value) uint11_t bsn1,
template (value) uint8_t bsn2_offset := 0,
template (value) EgprsLlcBlocks blocks := {}) := {
data_egprs := {
mcs := mcs,
mac_hdr := {
header_type := f_rlcmac_mcs2headertype(mcs),
tfi := tfi,
countdown := cv,
foi_si := '0'B,
r_ri := '0'B,
bsn1 := bsn1,
bsn2_offset := bsn2_offset,
cps := f_rlcmac_mcs_to_cps(mcs, 1, false),
pfi_ind := false,
rsb := '0'B,
spb := '00'B
},
tlli_ind := false,
e := false,
tlli := omit,
pfi := omit,
blocks := blocks
}
}
template DlMacHeader t_RLCMAC_DlMacH(template (present) MacPayloadType pt,
template (present) boolean rrbp_valid,
template (present) MacRrbp rrbp,
template (present) uint3_t usf) := {
payload_type := pt,
rrbp := rrbp,
rrbp_valid := rrbp_valid,
usf := usf
}
template RlcmacDlBlock tr_RLCMAC_DL_CTRL(template uint3_t usf := ?, template RlcmacDlCtrlMsg dl_ctrl := ?) := {
ctrl := {
mac_hdr := {
payload_type := (MAC_PT_RLCMAC_NO_OPT, MAC_PT_RLCMAC_OPT),
rrbp:= ?,
rrbp_valid := ?,
usf := usf
},
opt := *,
payload := dl_ctrl
}
}
template RlcmacDlBlock tr_RLCMAC_DUMMY_CTRL(template uint3_t usf := ?, template PageMode page_mode := ?) := {
ctrl := {
mac_hdr := {
payload_type := (MAC_PT_RLCMAC_NO_OPT, MAC_PT_RLCMAC_OPT),
rrbp:= ?,
rrbp_valid := ?,
usf := usf
},
opt := *,
payload := {
msg_type := PACKET_DL_DUMMY_CTRL,
u := {
dl_dummy := {
page_mode := page_mode,
persistence_levels_present := ?,
persistence_levels := *
}
}
}
}
}
template RlcmacDlBlock tr_RLCMAC_DL_PACKET_ASS(template uint3_t usf := ?) := {
ctrl := {
mac_hdr := {
payload_type := (MAC_PT_RLCMAC_NO_OPT, MAC_PT_RLCMAC_OPT),
rrbp:= ?,
rrbp_valid := ?,
usf := usf
},
opt := *,
payload := {
msg_type := PACKET_DL_ASSIGNMENT,
u := {
dl_assignment := {
page_mode := ?,
pres1 := ?,
persistence_levels := *,
tfi_or_tlli := ?,
egprs2 := '0'B,
mac_mode := ?,
rlc_mode := ?,
control_ack := ?,
timeslot_alloc := ?,
pkt_ta := ?,
p0_present := ?,
p0 := *,
reserved := *,
pr_mode := *,
freq_par_present := ?,
freq_par := *,
dl_tfi_ass_present := ?,
dl_tfi_assignment := *,
pwr_ctrl_present := ?,
pwr_ctrl := *,
tbf_starting_time_present := ?,
tbf_starting_time := *,
spare := '0'B,
rel_additions := *
}
}
}
}
}
template RlcmacDlBlock tr_RLCMAC_UL_PACKET_ASS(template uint3_t usf := ?) := {
ctrl := {
mac_hdr := {
payload_type := (MAC_PT_RLCMAC_NO_OPT, MAC_PT_RLCMAC_OPT),
rrbp:= ?,
rrbp_valid := ?,
usf := usf
},
opt := *,
payload := {
msg_type := PACKET_UL_ASSIGNMENT,
u := {
ul_assignment := {
page_mode := ?,
persistence_levels_present := ?,
persistence_levels := *,
identity := ?,
is_egprs := ?, /* msg escape */
gprs := *,
egprs := *
}
}
}
}
}
template RlcmacDlBlock tr_RLCMAC_UL_PACKET_ASS_GPRS(template uint3_t usf := ?, template PktUlAssGprs gprs := ?)
modifies tr_RLCMAC_UL_PACKET_ASS := {
ctrl := {
payload := {
u := {
ul_assignment := {
is_egprs := '0'B,
gprs := gprs,
egprs := omit
}
}
}
}
}
template RlcmacDlBlock tr_RLCMAC_UL_PACKET_ASS_EGPRS(template uint3_t usf := ?, template PktUlAssEgprs egprs := ?)
modifies tr_RLCMAC_UL_PACKET_ASS := {
ctrl := {
payload := {
u := {
ul_assignment := {
is_egprs := '1'B,
gprs := omit,
egprs := egprs
}
}
}
}
}
/* Receive Template for Uplink ACK/NACK */
template RlcmacDlBlock tr_RLCMAC_UL_ACK_NACK(template uint5_t ul_tfi) := {
ctrl := {
mac_hdr := {
payload_type := (MAC_PT_RLCMAC_NO_OPT, MAC_PT_RLCMAC_OPT),
rrbp:= ?,
rrbp_valid := ?,
usf := ?
},
opt := *,
payload := {
msg_type := PACKET_UL_ACK_NACK,
u := {
ul_ack_nack := {
page_mode := ?,
msg_excape := ?,
uplink_tfi := ul_tfi,
is_egprs := ?,
gprs := *,
egprs := *
}
}
}
}
};
template RlcmacDlBlock tr_RLCMAC_UL_ACK_NACK_GPRS(template uint5_t ul_tfi, template UlAckNackGprs gprs := tr_UlAckNackGprs(*))
modifies tr_RLCMAC_UL_ACK_NACK := {
ctrl := {
payload := {
u := {
ul_ack_nack := {
is_egprs := '0'B,
gprs := gprs,
egprs := omit
}
}
}
}
};
template RlcmacDlBlock tr_RLCMAC_UL_ACK_NACK_EGPRS(template uint5_t ul_tfi, template UlAckNackEgprs egprs := tr_UlAckNackEgprs(*))
modifies tr_RLCMAC_UL_ACK_NACK := {
ctrl := {
payload := {
u := {
ul_ack_nack := {
is_egprs := '1'B,
gprs := omit,
egprs := egprs
}
}
}
}
};
template RlcmacDlBlock tr_RLCMAC_PACKET_PAG_REQ(template uint3_t usf := ?) := {
ctrl := {
mac_hdr := {
payload_type := MAC_PT_RLCMAC_NO_OPT,
rrbp:= ?,
rrbp_valid := ?,
usf := usf
},
opt := *,
payload := {
msg_type := PACKET_PAGING_REQUEST,
u := {
paging := {
page_mode := ?,
persistence_levels_present := ?,
persistence_levels := *,
nln_present := ?,
nln := *,
repeated_pageinfo := *,
repeated_pageinfo_term := '0'B
}
}
}
}
}
/* Either GPRS or EGPRS data block with arbitrary contents */
template RlcmacDlBlock tr_RLCMAC_DATA := (tr_RLCMAC_DATA_GPRS, tr_RLCMAC_DATA_EGPRS);
template RlcmacDlBlock tr_RLCMAC_DATA_GPRS(template (present) boolean rrbp_valid := ?,
template (present) MacRrbp rrbp := ?,
template (present) uint3_t usf := ?) := {
data := {
cs := ?,
mac_hdr := {
mac_hdr := {
payload_type := MAC_PT_RLC_DATA,
rrbp := rrbp,
rrbp_valid := rrbp_valid,
usf := usf
},
hdr_ext := ?
},
blocks := ?
}
}
template RlcmacDlBlock tr_RLCMAC_DATA_EGPRS := {
data_egprs := {
mcs := ?,
mac_hdr := ?,
fbi := ?,
e := ?,
blocks := ?
}
}
/* Template for Uplink MAC Control Header */
template (value) UlMacCtrlHeader t_RLCMAC_UlMacCtrlH(template (value) MacPayloadType pt,
template (value) boolean retry := false) := {
payload_type := pt,
spare := '00000'B,
retry := retry
}
/* Template for Uplink Control ACK */
template RlcmacUlBlock ts_RLCMAC_CTRL_ACK(GprsTlli tlli, CtrlAck ack := MS_RCVD_TWO_RLC_SAME_RTI_DIFF_RBSN) := {
ctrl := {
mac_hdr := t_RLCMAC_UlMacCtrlH(MAC_PT_RLCMAC_NO_OPT),
payload := {
msg_type := PACKET_CONTROL_ACK,
u := {
ctrl_ack := {
tlli := tlli,
ctrl_ack := ack
}
}
}
}
}
template LlcBlockHdr t_RLCMAC_LLCBLOCK_HDR(uint16_t length_ind, boolean more, boolean e) := {
length_ind := length_ind,
more := more, /* 1 = new LLC PDU starts */
e := e /* 0 = another extension octet after LLC PDU, 1 = no more extension octets */
}
template EgprsLlcBlockHdr t_RLCMAC_LLCBLOCK_EGPRS_HDR(uint16_t length_ind, boolean e) := {
length_ind := length_ind,
e := e /* 0 = another extension octet after LLC PDU, 1 = no more extension octets */
}
/* Template for a LlcBlock (part of a LLC frame inside RlcMacDlDataBlock */
template LlcBlock t_RLCMAC_LLCBLOCK(octetstring data, template (omit) LlcBlockHdr llc_hdr := omit) := {
hdr := llc_hdr, /* omit = let encoder figure out the header */
payload := data
}
/* Template for a LlcBlock (part of a LLC frame inside RlcMacEgprs?lDataBlock */
template EgprsLlcBlock t_RLCMAC_LLCBLOCK_EGPRS(octetstring data, template (omit) EgprsLlcBlockHdr llc_hdr := omit) := {
/* let encoder figure out the header */
hdr := llc_hdr, /* omit = let encoder figure out the header */
payload := data
}
} with { encode "RAW"; variant "FIELDORDER(msb)" }
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