diff options
Diffstat (limited to 'arch/arm/mach-footbridge/include/mach/uncompress.h')
-rw-r--r-- | arch/arm/mach-footbridge/include/mach/uncompress.h | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/arch/arm/mach-footbridge/include/mach/uncompress.h b/arch/arm/mach-footbridge/include/mach/uncompress.h new file mode 100644 index 000000000..28b577e29 --- /dev/null +++ b/arch/arm/mach-footbridge/include/mach/uncompress.h @@ -0,0 +1,34 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ +/* + * arch/arm/mach-footbridge/include/mach/uncompress.h + * + * Copyright (C) 1996-1999 Russell King + */ +#include <asm/mach-types.h> + +/* + * Note! This could cause problems on the NetWinder + */ +#define DC21285_BASE ((volatile unsigned int *)0x42000160) +#define SER0_BASE ((volatile unsigned char *)0x7c0003f8) + +static inline void putc(char c) +{ + if (machine_is_netwinder()) { + while ((SER0_BASE[5] & 0x60) != 0x60) + barrier(); + SER0_BASE[0] = c; + } else { + while (DC21285_BASE[6] & 8); + DC21285_BASE[0] = c; + } +} + +static inline void flush(void) +{ +} + +/* + * nothing to do + */ +#define arch_decomp_setup() |