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[PATCH] m32r: bootloader support for OPSPUT platform

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This patch supports "m32r-g00ff" bootloader for an OPSPUT platform.

Applying this patch, it is possible to do ATA-boot from an IDE drive or
HTTP-boot from network by m32r-g00ff.

    * arch/m32r/boot/compressed/m32r_sio.c: Fix hangup on OPSPUT at boot.

    * arch/m32r/kernel/io_opsput.c: IDE support for OPSPUT.
    * arch/m32r/kernel/setup_opsput.c: ditto.
    * include/asm-m32r/ide.h: ditto.

Signed-off-by: Kazuhiro Inaoka <inaoka@linux-m32r.org>
Signed-off-by: Hirokazu Takata <takata@linux-m32r.org>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
Hirokazu Takata 2006-12-08 02:35:57 -08:00 • committed by Linus Torvalds
parent 6b8bd3f4b2
commit d93f7de8c5
4 changed files with 84 additions and 14 deletions
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7
arch/m32r/boot/compressed/m32r_sio.c
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@ -2,6 +2,7 @@
* arch/m32r/boot/compressed/m32r_sio.c
*
* 2003-02-12: Takeo Takahashi
* 2006-11-30: OPSPUT support by Kazuhiro Inaoka
*
*/
@ -16,7 +17,7 @@ static int puts(const char *s)
return 0;
}
#if defined(CONFIG_PLAT_M32700UT_Alpha) || defined(CONFIG_PLAT_M32700UT)
#if defined(CONFIG_PLAT_M32700UT_Alpha) || defined(CONFIG_PLAT_M32700UT) || defined(CONFIG_PLAT_OPSPUT)
#include <asm/m32r.h>
#include <asm/io.h>
@ -31,7 +32,11 @@ static int puts(const char *s)
#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