Left shift clc value if MAA size >= 1024

analogdevicesinc · Aug 5, 2024 · 23c3379 · 23c3379
1 parent 851de15
commit 23c3379
Showing 1 changed file with 7 additions and 1 deletion.
diff --git a/Libraries/PeriphDrivers/Source/TPU/tpu_reva.c b/Libraries/PeriphDrivers/Source/TPU/tpu_reva.c
@@ -717,7 +717,13 @@ int MXC_TPU_RevA_MAA_Compute(mxc_tpu_reva_regs_t *tpu, mxc_tpu_maa_clcsel_t clc,
  memcpy((void *)MAA_M, (uint32_t *)mod, len);
 
  // Start MAA
- MXC_SETFIELD(tpu->maa_ctrl, MXC_F_TPU_REVA_MAA_CTRL_CLC, clc << MXC_F_TPU_REVA_MAA_CTRL_CLC);
+ uint8_t clc_val = (uint8_t)clc;
+ if (((tpu->maa_maws & MXC_F_TPU_MAA_MAWS_MSGSZ) >> MXC_F_TPU_MAA_MAWS_MSGSZ_POS) >= 1024) {
+ // The actual value of the field must be left shifted by 1 if MAWS >= 1024
+ clc_val <<= 1;
+ }
+ MXC_SETFIELD(tpu->maa_ctrl, MXC_F_TPU_REVA_MAA_CTRL_CLC,
+ clc_val << MXC_F_TPU_REVA_MAA_CTRL_CLC_POS);
  tpu->maa_ctrl |= MXC_F_TPU_REVA_MAA_CTRL_STC;
 
  // Check if MAA Error occurs