git-svn-id: svn://svn.code.sf.net/p/chibios/svn/trunk@197 35acf78f-673a-0410-8e92-d51de3d6d3f4

1 files changed, 18 insertions, 10 deletions

diff --git a/demos/ARM7-AT91SAM7X-GCC/board.c b/demos/ARM7-AT91SAM7X-GCC/board.c
index aef835ffa..4231780bf 100644
--- a/demos/ARM7-AT91SAM7X-GCC/board.c
+++ b/demos/ARM7-AT91SAM7X-GCC/board.c
@@ -20,6 +20,7 @@
 #include <ch.h>

 

 #include "board.h"

+#include "sam7x_serial.h"

 #include "at91lib/aic.h"

 

 extern void FiqHandler(void);

@@ -39,7 +40,6 @@ static void SYSIrqHandler(void) {
   chSysIRQEnterI();

 

   if (AT91C_BASE_PITC->PITC_PISR & AT91C_PITC_PITS) {

-//    AT91C_BASE_PIOB->PIO_SODR = PIOB_LCD_BL;            // LCD on.

     chSysTimerHandlerI();

     (void) AT91C_BASE_PITC->PITC_PIVR;

   }

@@ -90,9 +90,9 @@ void hwinit(void) {
   /*

    * I/O setup, enable clocks, initially all pins are inputs with pullups.

    */

-  AT91C_BASE_PMC->PMC_PCER = (1 << AT91C_ID_PIOA) | (1 << AT91C_ID_PIOB);

-  AT91C_BASE_PIOA->PIO_PER = 0xFFFFFFFF;

-  AT91C_BASE_PIOB->PIO_PER = 0xFFFFFFFF;

+  AT91C_BASE_PMC->PMC_PCER   = (1 << AT91C_ID_PIOA) | (1 << AT91C_ID_PIOB);

+  AT91C_BASE_PIOA->PIO_PER   = 0xFFFFFFFF;

+  AT91C_BASE_PIOB->PIO_PER   = 0xFFFFFFFF;

 

   /*

    * Default AIC setup, the device drivers will modify it as needed.

@@ -110,30 +110,38 @@ void hwinit(void) {
    */

   AT91C_BASE_PIOB->PIO_CODR   = PIOB_LCD_BL;    // Set to low.

   AT91C_BASE_PIOB->PIO_OER    = PIOB_LCD_BL;    // Configure as output.

-  AT91C_BASE_SYS->PIOA_PPUDR  = PIOB_LCD_BL;    // Disable internal pullup resistor.

+  AT91C_BASE_PIOA->PIO_PPUDR  = PIOB_LCD_BL;    // Disable internal pullup resistor.

 

   AT91C_BASE_PIOA->PIO_SODR   = PIOA_LCD_RESET; // Set to high.

   AT91C_BASE_PIOA->PIO_OER    = PIOA_LCD_RESET; // Configure as output.

-  AT91C_BASE_SYS->PIOB_PPUDR  = PIOA_LCD_RESET; // Disable internal pullup resistor.

+  AT91C_BASE_PIOA->PIO_PPUDR  = PIOA_LCD_RESET; // Disable internal pullup resistor.

 

   /*

    * Joystick and buttons, disable pullups, already inputs.

    */

-  AT91C_BASE_SYS->PIOA_PPUDR  = PIOA_B1 | PIOA_B2 | PIOA_B3 | PIOA_B4 | PIOA_B5;

-  AT91C_BASE_SYS->PIOB_PPUDR  = PIOB_SW1 | PIOB_SW2;

+  AT91C_BASE_PIOA->PIO_PPUDR = PIOA_B1 | PIOA_B2 | PIOA_B3 | PIOA_B4 | PIOA_B5;

+  AT91C_BASE_PIOB->PIO_PPUDR = PIOB_SW1 | PIOB_SW2;

 

   /*

    * MMC/SD slot, disable pullups, already inputs.

    */

-  AT91C_BASE_SYS->PIOB_PPUDR  = PIOB_MMC_WP | PIOB_MMC_CP;

+  AT91C_BASE_SYS->PIOB_PPUDR = PIOB_MMC_WP | PIOB_MMC_CP;

 

   /*

    * PIT Initialization.

    */

   AIC_ConfigureIT(AT91C_ID_SYS,

-                  AT91C_AIC_SRCTYPE_POSITIVE_EDGE | (AT91C_AIC_PRIOR_HIGHEST -1),

+                  AT91C_AIC_SRCTYPE_HIGH_LEVEL | (AT91C_AIC_PRIOR_HIGHEST - 1),

                   SYSIrqHandler);

   AIC_EnableIT(AT91C_ID_SYS);

   AT91C_BASE_PITC->PITC_PIMR = (MCK / 16 / CH_FREQUENCY) - 1;

   AT91C_BASE_PITC->PITC_PIMR |= AT91C_PITC_PITEN | AT91C_PITC_PITIEN;

+

+  /*

+   * Serial driver initialization, RTS/CTS pins enabled for USART0 only.

+   */

+  InitSerial(AT91C_AIC_PRIOR_HIGHEST - 2, AT91C_AIC_PRIOR_HIGHEST - 2);

+  AT91C_BASE_PIOA->PIO_PDR   = AT91C_PA3_RTS0 | AT91C_PA4_CTS0;

+  AT91C_BASE_PIOA->PIO_ASR   = AT91C_PIO_PA3 | AT91C_PIO_PA4;

+  AT91C_BASE_PIOA->PIO_PPUDR = AT91C_PIO_PA3 | AT91C_PIO_PA4;

 }