#ifndef UART_R_STATUS
# define UART_R_STATUS (0x10)
#endif
-#define nTxRdy (0x20) /* Not TxReady (literally Tx FIFO full) */
+#define nTxRdy (0x20) /* Not TxReady (literally Tx FIFO full) */
/* Access UART with physical addresses before MMU is setup */
#define UART_STATUS (*(volatile unsigned long*) (UART2_PHYS + UART_R_STATUS))
#define UART_DATA (*(volatile unsigned long*) (UART2_PHYS + UART_R_DATA))
-static __inline__ void putc (char ch)
+static inline void putc(int ch)
{
while (UART_STATUS & nTxRdy)
- ;
+ barrier();
UART_DATA = ch;
}
-static void putstr (const char* sz)
+static inline void flush(void)
{
- for (; *sz; ++sz) {
- putc (*sz);
- if (*sz == '\n')
- putc ('\r');
- }
}
/* NULL functions; we don't presently need them */