Release 4.10 arch/arm/mach-sa1100/include/mach/uncompress.h

/*
 * arch/arm/mach-sa1100/include/mach/uncompress.h
 *
 * (C) 1999 Nicolas Pitre <nico@fluxnic.net>
 *
 * Reorganised to be machine independent.
 */

#include "hardware.h"


#define IOMEM(x)	(x)

/*
 * The following code assumes the serial port has already been
 * initialized by the bootloader.  We search for the first enabled
 * port in the most probable order.  If you didn't setup a port in
 * your bootloader then nothing will appear (which might be desired).
 */


#define UART(x)		(*(volatile unsigned long *)(serial_port + (x)))



static inline void putc(int c)
{
	unsigned long serial_port;

	do {
		serial_port = _Ser3UTCR0;
		if (UART(UTCR3) & UTCR3_TXE) break;
		serial_port = _Ser1UTCR0;
		if (UART(UTCR3) & UTCR3_TXE) break;
		serial_port = _Ser2UTCR0;
		if (UART(UTCR3) & UTCR3_TXE) break;
		return;
	} while (0);

	/* wait for space in the UART's transmitter */
	while (!(UART(UTSR1) & UTSR1_TNF))
		barrier();

	/* send the character out. */
	UART(UTDR) = c;
}

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linus torvalds
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2
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russell king
russell king
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arnd bergmann
arnd bergmann
1
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steven cole
steven cole
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static inline void flush(void)
{
}

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/*
 * Nothing to do for these
 */

#define arch_decomp_setup()
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37.19%
3
30.00%
russell king
russell king
22
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2
20.00%
steven cole
steven cole
1
0.83%
1
10.00%
nicolas pitre
nicolas pitre
1
0.83%
1
10.00%
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arnd bergmann
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Directory: arch/arm/mach-sa1100/include/mach

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