From b6e3624a705b36b15e7f4c0637d133c7dab059bd Mon Sep 17 00:00:00 2001
From: bnewbold <bnewbold@robocracy.org>
Date: Sun, 5 Sep 2010 18:34:44 -0400
Subject: timer refactor (c, not c++)

also removed an old ASSERT()
---
 wirish/HardwareTimer.cpp       | 47 ++++++++----------------------------------
 wirish/HardwareTimer.h         | 10 ---------
 wirish/comm/HardwareSPI.cpp    |  4 ++--
 wirish/comm/HardwareSerial.cpp |  4 ++--
 wirish/wirish.c                | 12 +++++------
 5 files changed, 19 insertions(+), 58 deletions(-)

(limited to 'wirish')

diff --git a/wirish/HardwareTimer.cpp b/wirish/HardwareTimer.cpp
index f55e6b0..99863c1 100644
--- a/wirish/HardwareTimer.cpp
+++ b/wirish/HardwareTimer.cpp
@@ -32,8 +32,10 @@
 #include "HardwareTimer.h"
 
 HardwareTimer::HardwareTimer(uint8 timerNum) {
-    ASSERT(timerNum <= NR_TIMERS);
+    ASSERT(timerNum <= NR_TIMERS && timerNum != 6 && timerNum != 7);
+
     this->timerNum = timerNum;
+
     // Need to remember over flow for bounds checking
     this->overflow = 0xFFFF;
 }
@@ -104,7 +106,6 @@ void HardwareTimer::setCompare2(uint16 val) {
     timer_set_compare_value(this->timerNum,2,val);
 }
 void HardwareTimer::setCompare3(uint16 val) {
-    ASSERT(this->timerNum);
     if(val > this->overflow)
         val = this->overflow;
     timer_set_compare_value(this->timerNum,3,val);
@@ -138,43 +139,13 @@ void HardwareTimer::detachCompare3Interrupt(void) {
 void HardwareTimer::detachCompare4Interrupt(void) {
     timer_detach_interrupt(this->timerNum,4);
 }
-#if NR_TIMERS >= 8
-void HardwareTimer::setChannel5Mode(uint8 mode) {
-    timer_set_mode(this->timerNum,5,mode);
-}
-void HardwareTimer::setChannel8Mode(uint8 mode) {
-    timer_set_mode(this->timerNum,8,mode);
-}
-void HardwareTimer::setCompare5(uint16 val) {
-    if(val > this->overflow)
-        val = this->overflow;
-    timer_set_compare_value(this->timerNum,5,val);
-}
-void HardwareTimer::setCompare8(uint16 val) {
-    if(val > this->overflow)
-        val = this->overflow;
-    timer_set_compare_value(this->timerNum,8,val);
-}
-void HardwareTimer::attachCompare5Interrupt(voidFuncPtr handler) {
-    timer_attach_interrupt(this->timerNum,5,handler);
-}
-void HardwareTimer::attachCompare8Interrupt(voidFuncPtr handler) {
-    timer_attach_interrupt(this->timerNum,8,handler);
-}
-void HardwareTimer::detachCompare5Interrupt(void) {
-    timer_detach_interrupt(this->timerNum,5);
-}
-void HardwareTimer::detachCompare8Interrupt(void) {
-    timer_detach_interrupt(this->timerNum,8);
-}
-#endif
 
-HardwareTimer Timer1(1);
-HardwareTimer Timer2(2);
-HardwareTimer Timer3(3);
-HardwareTimer Timer4(4);
+HardwareTimer Timer1(TIMER1);
+HardwareTimer Timer2(TIMER2);
+HardwareTimer Timer3(TIMER3);
+HardwareTimer Timer4(TIMER4);
 #if NR_TIMERS >= 8
-HardwareTimer Timer5(5);    // High-density devices only
-HardwareTimer Timer8(8);    // High-density devices only
+HardwareTimer Timer5(TIMER5);    // High-density devices only
+HardwareTimer Timer8(TIMER8);    // High-density devices only
 #endif
 
diff --git a/wirish/HardwareTimer.h b/wirish/HardwareTimer.h
index 3f986e4..aa48718 100644
--- a/wirish/HardwareTimer.h
+++ b/wirish/HardwareTimer.h
@@ -62,16 +62,6 @@ class HardwareTimer {
         void detachCompare2Interrupt(void);
         void detachCompare3Interrupt(void);
         void detachCompare4Interrupt(void);
-        #if NR_TIMERS >= 8
-        void setChannel5Mode(uint8 mode);
-        void setChannel8Mode(uint8 mode);
-        void setCompare5(uint16 val); // truncates to overflow
-        void setCompare8(uint16 val); // truncates to overflow
-        void attachCompare5Interrupt(voidFuncPtr handler);
-        void attachCompare8Interrupt(voidFuncPtr handler);
-        void detachCompare5Interrupt(void);
-        void detachCompare8Interrupt(void);
-        #endif
 };
 
 extern HardwareTimer Timer1;
diff --git a/wirish/comm/HardwareSPI.cpp b/wirish/comm/HardwareSPI.cpp
index eadcdd7..5f42db7 100644
--- a/wirish/comm/HardwareSPI.cpp
+++ b/wirish/comm/HardwareSPI.cpp
@@ -95,8 +95,8 @@ void HardwareSPI::begin(SPIFrequency freq, uint32 endianness, uint32 mode) {
       }
 
       /* Turn off PWM on shared pins */
-      timer_set_mode(3, 2, TIMER_DISABLED);
-      timer_set_mode(3, 1, TIMER_DISABLED);
+      timer_set_mode(TIMER3, 2, TIMER_DISABLED);
+      timer_set_mode(TIMER3, 1, TIMER_DISABLED);
    }
 
    endianness = (endianness == LSBFIRST) ? SPI_LSBFIRST : SPI_MSBFIRST;
diff --git a/wirish/comm/HardwareSerial.cpp b/wirish/comm/HardwareSerial.cpp
index 6399ad5..902b160 100644
--- a/wirish/comm/HardwareSerial.cpp
+++ b/wirish/comm/HardwareSerial.cpp
@@ -34,8 +34,8 @@
 #include "gpio.h"
 #include "timers.h"
 
-HardwareSerial Serial1(USART1, 4500000UL, GPIOA_BASE, 9, 10, 1, 2);
-HardwareSerial Serial2(USART2, 2250000UL, GPIOA_BASE, 2, 3,  2, 3);
+HardwareSerial Serial1(USART1, 4500000UL, GPIOA_BASE, 9, 10, TIMER1, 2);
+HardwareSerial Serial2(USART2, 2250000UL, GPIOA_BASE, 2, 3,  TIMER2, 3);
 HardwareSerial Serial3(USART3, 2250000UL, GPIOB_BASE, 10, 11, 0, 0);
 // TODO: High density device ports
 
diff --git a/wirish/wirish.c b/wirish/wirish.c
index 9f3b19e..5407131 100644
--- a/wirish/wirish.c
+++ b/wirish/wirish.c
@@ -66,13 +66,13 @@ void init(void) {
    systick_init(MAPLE_RELOAD_VAL);
    gpio_init();
    adc_init();
-   timer_init(1, 1);
-   timer_init(2, 1);
-   timer_init(3, 1);
-   timer_init(4, 1);
+   timer_init(TIMER1, 1);
+   timer_init(TIMER2, 1);
+   timer_init(TIMER3, 1);
+   timer_init(TIMER4, 1);
    #if NR_TIMERS >= 8
-   timer_init(5, 1);
-   timer_init(8, 1);
+   timer_init(TIMER5, 1);
+   timer_init(TIMER8, 1);
    #endif
    setupUSB();
 }
-- 
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