Diff: MODDMA/DATALUTS.cpp

Revision:

0:de79d4a48e63

diff -r 000000000000 -r de79d4a48e63 MODDMA/DATALUTS.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/MODDMA/DATALUTS.cpp	Fri Sep 13 14:49:52 2013 +0000
@@ -0,0 +1,147 @@
+/*
+    Copyright (c) 2010 Andy Kirkham
+ 
+    Permission is hereby granted, free of charge, to any person obtaining a copy
+    of this software and associated documentation files (the "Software"), to deal
+    in the Software without restriction, including without limitation the rights
+    to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+    copies of the Software, and to permit persons to whom the Software is
+    furnished to do so, subject to the following conditions:
+ 
+    The above copyright notice and this permission notice shall be included in
+    all copies or substantial portions of the Software.
+ 
+    THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+    IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+    FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+    AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+    LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+    OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+    THE SOFTWARE.
+*/
+
+#include "MODDMA.h"
+
+#ifndef MBED_H
+#include "mbed.h"
+#endif
+
+#ifndef MODDMA_CONFIG_H
+#include "CONFIG.h"
+#endif
+
+namespace AjK {
+
+uint32_t
+MODDMA::LUTPerAddr(int n)
+{
+    const uint32_t lut[] = { 
+          (uint32_t)&LPC_SSP0->DR         // SSP0 Tx
+        , (uint32_t)&LPC_SSP0->DR         // SSP0 Rx
+        , (uint32_t)&LPC_SSP1->DR         // SSP1 Tx
+        , (uint32_t)&LPC_SSP1->DR         // SSP1 Rx
+        , (uint32_t)&LPC_ADC->ADGDR       // ADC
+        , (uint32_t)&LPC_I2S->I2STXFIFO   // I2S Tx
+        , (uint32_t)&LPC_I2S->I2SRXFIFO   // I2S Rx
+        , (uint32_t)&LPC_DAC->DACR        // DAC
+        , (uint32_t)&LPC_UART0->THR       // UART0 Tx
+        , (uint32_t)&LPC_UART0->RBR       // UART0 Rx
+        , (uint32_t)&LPC_UART1->THR       // UART1 Tx
+        , (uint32_t)&LPC_UART1->RBR       // UART1 Rx
+        , (uint32_t)&LPC_UART2->THR       // UART2 Tx
+        , (uint32_t)&LPC_UART2->RBR       // UART2 Rx
+        , (uint32_t)&LPC_UART3->THR       // UART3 Tx
+        , (uint32_t)&LPC_UART3->RBR       // UART3 Rx
+        , (uint32_t)&LPC_TIM0->MR0        // MAT0.0
+        , (uint32_t)&LPC_TIM0->MR1        // MAT0.1
+        , (uint32_t)&LPC_TIM1->MR0        // MAT1.0
+        , (uint32_t)&LPC_TIM1->MR1        // MAT1.1
+        , (uint32_t)&LPC_TIM2->MR0        // MAT2.0
+        , (uint32_t)&LPC_TIM2->MR1        // MAT2.1
+        , (uint32_t)&LPC_TIM3->MR0        // MAT3.0
+        , (uint32_t)&LPC_TIM3->MR1        // MAT3.1   
+    };
+    return lut[n & 0xFF];    
+}
+
+uint32_t
+MODDMA::Channel_p(int channel)
+{
+    const uint32_t lut[] = {
+          (uint32_t)LPC_GPDMACH0
+        , (uint32_t)LPC_GPDMACH1
+        , (uint32_t)LPC_GPDMACH2
+        , (uint32_t)LPC_GPDMACH3
+        , (uint32_t)LPC_GPDMACH4
+        , (uint32_t)LPC_GPDMACH5
+        , (uint32_t)LPC_GPDMACH6
+        , (uint32_t)LPC_GPDMACH7
+    };
+    return lut[channel & 0xFF];
+}
+
+uint8_t
+MODDMA::LUTPerBurst(int n)
+{
+    const uint8_t lut[] = {
+          (uint8_t)_4       // SSP0 Tx 
+        , (uint8_t)_4       // SSP0 Rx
+        , (uint8_t)_4       // SSP1 Tx
+        , (uint8_t)_4       // SSP1 Rx
+        , (uint8_t)_1       // ADC
+        , (uint8_t)_32      // I2S channel 0
+        , (uint8_t)_32      // I2S channel 1
+        , (uint8_t)_1       // DAC
+        , (uint8_t)_1       // UART0 Tx
+        , (uint8_t)_1       // UART0 Rx
+        , (uint8_t)_1       // UART1 Tx
+        , (uint8_t)_1       // UART1 Rx
+        , (uint8_t)_1       // UART2 Tx
+        , (uint8_t)_1       // UART2 Rx
+        , (uint8_t)_1       // UART3 Tx
+        , (uint8_t)_1       // UART3 Rx
+        , (uint8_t)_1       // MAT0.0
+        , (uint8_t)_1       // MAT0.1
+        , (uint8_t)_1       // MAT1.0
+        , (uint8_t)_1       // MAT1.1
+        , (uint8_t)_1       // MAT2.0
+        , (uint8_t)_1       // MAT2.1
+        , (uint8_t)_1       // MAT3.0
+        , (uint8_t)_1       // MAT3.1
+    };
+    return lut[n & 0xFFF];
+}
+
+uint8_t
+MODDMA::LUTPerWid(int n)
+{
+    const uint8_t lut[] = {
+          (uint8_t)byte      // SSP0 Tx
+        , (uint8_t)byte      // SSP0 Rx
+        , (uint8_t)byte      // SSP1 Tx
+        , (uint8_t)byte      // SSP1 Rx
+        , (uint8_t)word      // ADC
+        , (uint8_t)word      // I2S channel 0
+        , (uint8_t)word      // I2S channel 1
+        , (uint8_t)word      // DAC 
+        , (uint8_t)byte      // UART0 Tx
+        , (uint8_t)byte      // UART0 Rx
+        , (uint8_t)byte      // UART1 Tx
+        , (uint8_t)byte      // UART1 Rx
+        , (uint8_t)byte      // UART2 Tx
+        , (uint8_t)byte      // UART2 Rx
+        , (uint8_t)byte      // UART3 Tx
+        , (uint8_t)byte      // UART3 Rx  
+        , (uint8_t)word      // MAT0.0
+        , (uint8_t)word      // MAT0.1
+        , (uint8_t)word      // MAT1.0
+        , (uint8_t)word      // MAT1.1
+        , (uint8_t)word      // MAT2.0
+        , (uint8_t)word      // MAT2.1
+        , (uint8_t)word      // MAT3.0
+        , (uint8_t)word      // MAT3.1  
+    };
+    return lut[n & 0xFFF];
+}
+
+}; // namespace AjK ends