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-rw-r--r--src/osmo-bts-trx/gsm0503_mapping.c149
1 files changed, 149 insertions, 0 deletions
diff --git a/src/osmo-bts-trx/gsm0503_mapping.c b/src/osmo-bts-trx/gsm0503_mapping.c
index bdaddce..af970f6 100644
--- a/src/osmo-bts-trx/gsm0503_mapping.c
+++ b/src/osmo-bts-trx/gsm0503_mapping.c
@@ -70,3 +70,152 @@ void gsm0503_tch_burst_map(ubit_t *iB, ubit_t *eB, const ubit_t *h, int odd)
}
}
+void gsm0503_mcs5_dl_burst_map(const ubit_t *di, ubit_t *eB,
+ const ubit_t *hi, const ubit_t *up, int B)
+{
+ int j;
+ int q[8] = { 0, 0, 0, 0, 0, 0, 0, 0, };
+
+ for (j=0; j<156; j++)
+ eB[j] = di[312*B+j];
+ for (j=156; j<168; j++)
+ eB[j] = hi[25*B+j-156];
+ for (j=168; j<174; j++)
+ eB[j] = up[9*B+j-168];
+ for (j=174; j<176; j++)
+ eB[j] = q[2*B+j-174];
+ for (j=176; j<179; j++)
+ eB[j] = up[9*B+j-170];
+ for (j=179; j<192; j++)
+ eB[j] = hi[25*B+j-167];
+ for (j=192; j<348; j++)
+ eB[j] = di[312*B+j-36];
+}
+
+void gsm0503_mcs5_dl_burst_unmap(sbit_t *di, const sbit_t *eB,
+ sbit_t *hi, sbit_t *up, int B)
+{
+ int j;
+
+ for (j=0; j<156; j++)
+ di[312*B+j] = eB[j];
+ for (j=156; j<168; j++)
+ hi[25*B+j-156] = eB[j];
+ for (j=168; j<174; j++)
+ up[9*B+j-168] = eB[j];
+
+ for (j=176; j<179; j++)
+ up[9*B+j-170] = eB[j];
+ for (j=179; j<192; j++)
+ hi[25*B+j-167] = eB[j];
+ for (j=192; j<348; j++)
+ di[312*B+j-36] = eB[j];
+}
+
+void gsm0503_mcs5_ul_burst_map(const ubit_t *di, ubit_t *eB,
+ const ubit_t *hi, int B)
+{
+ int j;
+
+ for (j=0; j<156; j++)
+ eB[j] = di[312*B+j];
+ for (j=156; j<174; j++)
+ eB[j] = hi[34*B+j-156];
+ for (j=174; j<176; j++)
+ eB[j] = 0;
+ for (j=176; j<192; j++)
+ eB[j] = hi[34*B+j-158];
+ for (j=192; j<348; j++)
+ eB[j] = di[312*B+j-36];
+}
+
+void gsm0503_mcs5_ul_burst_unmap(sbit_t *di, const sbit_t *eB,
+ sbit_t *hi, int B)
+{
+ int j;
+
+ for (j=0; j<156; j++)
+ di[312*B+j] = eB[j];
+ for (j=156; j<174; j++)
+ hi[34*B+j-156] = eB[j];
+ for (j=176; j<192; j++)
+ hi[34*B+j-158] = eB[j];
+ for (j=192; j<348; j++)
+ di[312*B+j-36] = eB[j];
+}
+
+void gsm0503_mcs7_dl_burst_map(const ubit_t *di, ubit_t *eB,
+ const ubit_t *hi, const ubit_t *up, int B)
+{
+ int j;
+ int q[8] = { 1, 1, 1, 0, 0, 1, 1, 1, };
+
+ for (j=0; j<153; j++)
+ eB[j] = di[306*B+j];
+ for (j=153; j<168; j++)
+ eB[j] = hi[31*B+j-153];
+ for (j=168; j<174; j++)
+ eB[j] = up[9*B+j-168];
+ for (j=174; j<176; j++)
+ eB[j] = q[2*B+j-174];
+ for (j=176; j<179; j++)
+ eB[j] = up[9*B+j-170];
+ for (j=179; j<195; j++)
+ eB[j] = hi[31*B+j-164];
+ for (j=195; j<348; j++)
+ eB[j] = di[306*B+j-42];
+}
+
+void gsm0503_mcs7_dl_burst_unmap(sbit_t *di, const sbit_t *eB,
+ sbit_t *hi, sbit_t *up, int B)
+{
+ int j;
+
+ for (j=0; j<153; j++)
+ di[306*B+j] = eB[j];
+ for (j=153; j<168; j++)
+ hi[31*B+j-153] = eB[j];
+ for (j=168; j<174; j++)
+ up[9*B+j-168] = eB[j];
+
+ for (j=176; j<179; j++)
+ up[9*B+j-170] = eB[j];
+ for (j=179; j<195; j++)
+ hi[31*B+j-164] = eB[j];
+ for (j=195; j<348; j++)
+ di[306*B+j-42] = eB[j];
+}
+
+void gsm0503_mcs7_ul_burst_map(const ubit_t *di, ubit_t *eB,
+ const ubit_t *hi, int B)
+{
+ int j;
+ int q[8] = { 1, 1, 1, 0, 0, 1, 1, 1, };
+
+ for (j=0; j<153; j++)
+ eB[j] = di[306*B+j];
+ for (j=153; j<174; j++)
+ eB[j] = hi[40*B+j-153];
+ for (j=174; j<176; j++)
+ eB[j] = q[2*B+j-174];
+ for (j=176; j<195; j++)
+ eB[j] = hi[40*B+j-155];
+ for (j=195; j<348; j++)
+ eB[j] = di[306*B+j-42];
+}
+
+void gsm0503_mcs7_ul_burst_unmap(sbit_t *di, const sbit_t *eB,
+ sbit_t *hi, int B)
+{
+ int j;
+
+ for (j=0; j<153; j++)
+ di[306*B+j] = eB[j];
+ for (j=153; j<174; j++)
+ hi[40*B+j-153] = eB[j];
+
+ for (j=176; j<195; j++)
+ hi[40*B+j-155] = eB[j];
+ for (j=195; j<348; j++)
+ di[306*B+j-42] = eB[j];
+}