slight timer cleanup

This commit is contained in:
Mariano Alvira 2009-04-24 17:07:15 -04:00
parent efb6671bf7
commit c0bb4cb810
3 changed files with 93 additions and 43 deletions

84
include/timer.h Normal file
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/* Timer registers are all 16-bit wide with 16-bit access only */
#define TMR_OFFSET (0x20)
#define TMR_BASE (0x80007000)
#define TMR0_BASE (TMR_BASE)
#define TMR1_BASE (TMR_BASE + TMR_OFFSET*1)
#define TMR2_BASE (TMR_BASE + TMR_OFFSET*2)
#define TMR3_BASE (TMR_BASE + TMR_OFFSET*3)
#define TMR_REGOFF_COMP1 (0x0)
#define TMR_REGOFF_COMP2 (0x2)
#define TMR_REGOFF_CAPT (0x4)
#define TMR_REGOFF_LOAD (0x6)
#define TMR_REGOFF_HOLD (0x8)
#define TMR_REGOFF_CNTR (0xa)
#define TMR_REGOFF_CTRL (0xc)
#define TMR_REGOFF_SCTRL (0xe)
#define TMR_REGOFF_CMPLD1 (0x10)
#define TMR_REGOFF_CMPLD2 (0x12)
#define TMR_REGOFF_CSCTRL (0x14)
#define TMR_REGOFF_ENBL (0x1e)
/* one enable register to rule them all */
#define TMR_ENBL TMR0_BASE + TMR_REGOFF_ENBL
/* Timer 0 registers */
#define TMR0_COMP1 (TMR0_BASE + TMR_REGOFF_COMP1)
#define TMR0_COMP_UP TMR0_COMP1
#define TMR0_COMP2 (TMR0_BASE + TMR_REGOFF_COMP2)
#define TMR0_COMP_DOWN TMR0_COMP2
#define TMR0_CAPT (TMR0_BASE + TMR_REGOFF_CAPT)
#define TMR0_LOAD (TMR0_BASE + TMR_REGOFF_LOAD)
#define TMR0_HOLD (TMR0_BASE + TMR_REGOFF_HOLD)
#define TMR0_CNTR (TMR0_BASE + TMR_REGOFF_CTRL)
#define TMR0_CTRL (TMR0_BASE + TMR_REGOFF_CTRL)
#define TMR0_SCTRL (TMR0_BASE + TMR_REGOFF_SCTRL)
#define TMR0_CMPLD1 (TMR0_BASE + TMR_REGOFF_CMPLD1)
#define TMR0_CMPLD2 (TMR0_BASE + TMR_REGOFF_CMPLD2)
#define TMR0_CSCTRL (TMR0_BASE + TMR_REGOFF_CSCTRL)
/* Timer 1 registers */
#define TMR1_COMP1 (TMR1_BASE + TMR_REGOFF_COMP1)
#define TMR1_COMP_UP TMR1_COMP1
#define TMR1_COMP2 (TMR1_BASE + TMR_REGOFF_COMP2)
#define TMR1_COMP_DOWN TMR1_COMP2
#define TMR1_CAPT (TMR1_BASE + TMR_REGOFF_CAPT)
#define TMR1_LOAD (TMR1_BASE + TMR_REGOFF_LOAD)
#define TMR1_HOLD (TMR1_BASE + TMR_REGOFF_HOLD)
#define TMR1_CNTR (TMR1_BASE + TMR_REGOFF_CTRL)
#define TMR1_CTRL (TMR1_BASE + TMR_REGOFF_CTRL)
#define TMR1_SCTRL (TMR1_BASE + TMR_REGOFF_SCTRL)
#define TMR1_CMPLD1 (TMR1_BASE + TMR_REGOFF_CMPLD1)
#define TMR1_CMPLD2 (TMR1_BASE + TMR_REGOFF_CMPLD2)
#define TMR1_CSCTRL (TMR1_BASE + TMR_REGOFF_CSCTRL)
/* Timer 2 registers */
#define TMR2_COMP1 (TMR2_BASE + TMR_REGOFF_COMP1)
#define TMR2_COMP_UP TMR2_COMP1
#define TMR2_COMP2 (TMR2_BASE + TMR_REGOFF_COMP2)
#define TMR2_COMP_DOWN TMR2_COMP2
#define TMR2_CAPT (TMR2_BASE + TMR_REGOFF_CAPT)
#define TMR2_LOAD (TMR2_BASE + TMR_REGOFF_LOAD)
#define TMR2_HOLD (TMR2_BASE + TMR_REGOFF_HOLD)
#define TMR2_CNTR (TMR2_BASE + TMR_REGOFF_CTRL)
#define TMR2_CTRL (TMR2_BASE + TMR_REGOFF_CTRL)
#define TMR2_SCTRL (TMR2_BASE + TMR_REGOFF_SCTRL)
#define TMR2_CMPLD1 (TMR2_BASE + TMR_REGOFF_CMPLD1)
#define TMR2_CMPLD2 (TMR2_BASE + TMR_REGOFF_CMPLD2)
#define TMR2_CSCTRL (TMR2_BASE + TMR_REGOFF_CSCTRL)
/* Timer 3 registers */
#define TMR3_COMP1 (TMR3_BASE + TMR_REGOFF_COMP1)
#define TMR3_COMP_UP TMR3_COMP1
#define TMR3_COMP2 (TMR3_BASE + TMR_REGOFF_COMP2)
#define TMR3_COMP_DOWN TMR3_COMP2
#define TMR3_CAPT (TMR3_BASE + TMR_REGOFF_CAPT)
#define TMR3_LOAD (TMR3_BASE + TMR_REGOFF_LOAD)
#define TMR3_HOLD (TMR3_BASE + TMR_REGOFF_HOLD)
#define TMR3_CNTR (TMR3_BASE + TMR_REGOFF_CTRL)
#define TMR3_CTRL (TMR3_BASE + TMR_REGOFF_CTRL)
#define TMR3_SCTRL (TMR3_BASE + TMR_REGOFF_SCTRL)
#define TMR3_CMPLD1 (TMR3_BASE + TMR_REGOFF_CMPLD1)
#define TMR3_CMPLD2 (TMR3_BASE + TMR_REGOFF_CMPLD2)
#define TMR3_CSCTRL (TMR3_BASE + TMR_REGOFF_CSCTRL)

7
include/utils.h Normal file
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#ifndef UTILS_H
#define UTILS_H
#define reg32(x) (*(volatile uint32_t *)(x))
#define reg16(x) (*(volatile uint16_t *)(x))
#endif

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@ -1,53 +1,12 @@
/* Timer registers are all 16-bit wide with 16-bit access only */
#define TMR_OFFSET (0x20)
#define TMR_BASE (0x80007000)
#define TMR0_BASE (TMR_BASE)
#define TMR1_BASE (TMR_BASE + TMR_OFFSET*1)
#define TMR2_BASE (TMR_BASE + TMR_OFFSET*2)
#define TMR3_BASE (TMR_BASE + TMR_OFFSET*3)
#define TMR_REGOFF_COMP1 (0x0)
#define TMR_REGOFF_COMP2 (0x2)
#define TMR_REGOFF_CAPT (0x4)
#define TMR_REGOFF_LOAD (0x6)
#define TMR_REGOFF_HOLD (0x8)
#define TMR_REGOFF_CNTR (0xa)
#define TMR_REGOFF_CTRL (0xc)
#define TMR_REGOFF_SCTRL (0xe)
#define TMR_REGOFF_CMPLD1 (0x10)
#define TMR_REGOFF_CMPLD2 (0x12)
#define TMR_REGOFF_CSCTRL (0x14)
#define TMR_REGOFF_ENBL (0x1e)
/* Timer 0 registers */
#define TMR0_COMP1 (TMR0_BASE + TMR_REGOFF_COMP1)
#define TMR0_COMP_UP TMR0_COMP1
#define TMR0_COMP2 (TMR0_BASE + TMR_REGOFF_COMP2)
#define TMR0_COMP_DOWN TMR0_COMP2
#define TMR0_CAPT (TMR0_BASE + TMR_REGOFF_CAPT)
#define TMR0_LOAD (TMR0_BASE + TMR_REGOFF_LOAD)
#define TMR0_HOLD (TMR0_BASE + TMR_REGOFF_HOLD)
#define TMR0_CNTR (TMR0_BASE + TMR_REGOFF_CTRL)
#define TMR0_CTRL (TMR0_BASE + TMR_REGOFF_CTRL)
#define TMR0_SCTRL (TMR0_BASE + TMR_REGOFF_SCTRL)
#define TMR0_CMPLD1 (TMR0_BASE + TMR_REGOFF_CMPLD1)
#define TMR0_CMPLD2 (TMR0_BASE + TMR_REGOFF_CMPLD2)
#define TMR0_CSCTRL (TMR0_BASE + TMR_REGOFF_CSCTRL)
/* one enable register to rule them all */
#define TMR_ENBL TMR0_BASE + TMR_REGOFF_ENBL
#define MBAR_GPIO 0x80000000 #define MBAR_GPIO 0x80000000
#define GPIO_PAD_DIR0 0x80000000 #define GPIO_PAD_DIR0 0x80000000
#define GPIO_DATA0 0x80000008 #define GPIO_DATA0 0x80000008
#define UART1_DATA 0x80005008 #define UART1_DATA 0x80005008
#define DELAY 400000 #define DELAY 400000
#define reg32(x) (*(volatile uint32_t *)(x))
#define reg16(x) (*(volatile uint16_t *)(x))
#include "embedded_types.h" #include "embedded_types.h"
#include "isr.h" #include "utils.h"
#include "timer.h"
__attribute__ ((section ("startup"))) __attribute__ ((section ("startup")))
void main(void) { void main(void) {