Release 4.14 arch/m32r/boot/compressed/m32r_sio.c

// SPDX-License-Identifier: GPL-2.0
/*
 * arch/m32r/boot/compressed/m32r_sio.c
 *
 * 2003-02-12:  Takeo Takahashi
 * 2006-11-30:  OPSPUT support by Kazuhiro Inaoka
 *
 */

#include <asm/processor.h>

static void m32r_putc(char c);



static int puts(const char *s)
{
	char c;
	while ((c = *s++))
		m32r_putc(c);
	return 0;
}

Contributors
Person
Tokens
Prop
Commits
CommitProp
Hirokazu Takata
31
96.88%
3
75.00%
Sudip Mukherjee
1
3.12%
1
25.00%
Total
32
100.00%
4
100.00%

#if defined(CONFIG_PLAT_M32700UT) || defined(CONFIG_PLAT_OPSPUT)
#include <asm/m32r.h>
#include <asm/io.h>


#define USE_FPGA_MAP	0

#if USE_FPGA_MAP
/*
 * fpga configuration program uses MMU, and define map as same as
 * M32104 uT-Engine board.
 */

#define BOOT_SIO0STS	(volatile unsigned short *)(0x02c00000 + 0x20006)

#define BOOT_SIO0TXB	(volatile unsigned short *)(0x02c00000 + 0x2000c)
#else

#undef PLD_BASE
#if defined(CONFIG_PLAT_OPSPUT)

#define PLD_BASE	0x1cc00000
#else

#define PLD_BASE	0xa4c00000
#endif

#define BOOT_SIO0STS	PLD_ESIO0STS

#define BOOT_SIO0TXB	PLD_ESIO0TXB
#endif



static void m32r_putc(char c)
{
	while ((*BOOT_SIO0STS & 0x3) != 0x3)
		cpu_relax();
	if (c == '\n') {
		*BOOT_SIO0TXB = '\r';
		while ((*BOOT_SIO0STS & 0x3) != 0x3)
			cpu_relax();
	}
	*BOOT_SIO0TXB = c;
}
Contributors
Person
Tokens
Prop
Commits
CommitProp
Hirokazu Takata
54
98.18%
3
75.00%
Sudip Mukherjee
1
1.82%
1
25.00%
Total
55
100.00%
4
100.00%

#else /* !(CONFIG_PLAT_M32700UT) */
#if defined(CONFIG_PLAT_MAPPI2)

#define SIO0STS	(volatile unsigned short *)(0xa0efd000 + 14)

#define SIO0TXB	(volatile unsigned short *)(0xa0efd000 + 30)
#else

#define SIO0STS	(volatile unsigned short *)(0x00efd000 + 14)

#define SIO0TXB	(volatile unsigned short *)(0x00efd000 + 30)
#endif



static void m32r_putc(char c)
{
	while ((*SIO0STS & 0x1) == 0)
		cpu_relax();
	if (c == '\n') {
		*SIO0TXB = '\r';
		while ((*SIO0STS & 0x1) == 0)
			cpu_relax();
	}
	*SIO0TXB = c;
}
Contributors
Person
Tokens
Prop
Commits
CommitProp
Hirokazu Takata
54
98.18%
3
75.00%
Sudip Mukherjee
1
1.82%
1
25.00%
Total
55
100.00%
4
100.00%

#endif
Overall Contributors
Person
Tokens
Prop
Commits
CommitProp
Hirokazu Takata
246
97.62%
6
66.67%
Sudip Mukherjee
4
1.59%
1
11.11%
Jiri Olsa
1
0.40%
1
11.11%
Greg Kroah-Hartman
1
0.40%
1
11.11%
Total
252
100.00%
9
100.00%
Directory: arch/m32r/boot/compressed

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