preparing to get rid of timer interrupt routines in fatfs module

SD_CARD/BaS_gcc/include/sysinit.h

@@ -28,8 +28,7 @@
 #ifndef __SYSINIT_H__
 #define __SYSINIT_H__
 #include <bas_types.h>
-
-extern inline bool waitfor(uint32_t us, int (*condition)(void));
+#include <wait.h>
 
 /* adresses where FPGA data lives in flash */
 #define FPGA_FLASH_DATA ((uint8_t *) 0xe0700000L)

SD_CARD/BaS_gcc/include/wait.h

@@ -30,7 +30,7 @@
 #include <bas_types.h>
 
 extern inline void wait(uint32_t us);
-extern inline bool waitfor(uint32_t us, int (*condition)(void));
+extern inline uint32_t waitfor(uint32_t us, uint32_t (*condition)(void));
 
 
 #endif /* _WAIT_H_ */

SD_CARD/BaS_gcc/sources/BaS.c

@@ -52,7 +52,7 @@ extern uint8_t _EMUTOS_SIZE[];
 /*
  * check if it is possible to transfer data to PIC
  */
-static inline bool pic_txready(void)
+static inline uint32_t pic_txready(void)
 {
 	if (MCF_PSC3_PSCSR & MCF_PSC_PSCSR_TXRDY)
 		return TRUE;
@@ -63,7 +63,7 @@ static inline bool pic_txready(void)
 /*
  * check if it is possible to receive data from PIC
  */
-static inline bool pic_rxready(void)
+static inline uint32_t pic_rxready(void)
 {
 	if (MCF_PSC3_PSCSR & MCF_PSC_PSCSR_RXRDY)
 		return TRUE;

SD_CARD/BaS_gcc/sources/mmcbb.c

@@ -157,7 +157,7 @@ static void xmit_spi_multi(const uint8_t *buff, uint32_t btx)
 #endif
 
 
-static int card_ready(void)
+static uint32_t card_ready(void)
 {
 	uint8_t d;
 
@@ -231,7 +231,7 @@ static void power_on (void)	/* Enable SSP module and attach it to I/O pads */
 #endif
 	CS_HIGH();					/* Set CS# high */
 #endif /* _NOT_USED_ */
-	for (Timer1 = 10; Timer1; ) ;	/* 10ms */
+	wait(10 * 1000);	/* 10ms */
 }
 
 

SD_CARD/BaS_gcc/sources/sysinit.c

@@ -495,7 +495,7 @@ void test_upd720101(void)
 	xprintf("finished\r\n");
 }
 
-static bool i2c_transfer_finished(void)
+static uint32_t i2c_transfer_finished(void)
 {
 	if (MCF_I2C_I2SR & MCF_I2C_I2SR_IIF)
 		return TRUE;
@@ -509,7 +509,7 @@ static void wait_i2c_transfer_finished(void)
 	MCF_I2C_I2SR &= ~MCF_I2C_I2SR_IIF; 			/* clear interrupt bit (byte transfer finished */
 }
 
-static bool i2c_bus_free(void)
+static uint32_t i2c_bus_free(void)
 {
 	return (MCF_I2C_I2SR & MCF_I2C_I2SR_IBB);
 }

SD_CARD/BaS_gcc/sources/wait.c

@@ -45,14 +45,15 @@ inline void wait(uint32_t us)
  * the same as above, with a checker function which gets called while
  * busy waiting and allows for an early return if it returns true
  */
-inline bool waitfor(uint32_t us, int (*condition)(void))
+inline uint32_t waitfor(uint32_t us, uint32_t (*condition)(void))
 {
 	uint32_t target = MCF_SLT_SCNT(0) - (us * 132);
+	uint32_t res;
 
 	do
 	{
-		if ((*condition)())
-			return TRUE;
+		if ((res = (*condition)()))
+			return res;
 	} while (MCF_SLT_SCNT(0) > target);
-	return FALSE;
+	return 0;
 }