diff options
Diffstat (limited to 'arch/arm/mach-h720x/include/mach/uncompress.h')
-rw-r--r-- | arch/arm/mach-h720x/include/mach/uncompress.h | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/arch/arm/mach-h720x/include/mach/uncompress.h b/arch/arm/mach-h720x/include/mach/uncompress.h new file mode 100644 index 00000000000..d6623234f61 --- /dev/null +++ b/arch/arm/mach-h720x/include/mach/uncompress.h @@ -0,0 +1,37 @@ +/* + * arch/arm/mach-h720x/include/mach/uncompress.h + * + * Copyright (C) 2001-2002 Jungjun Kim + */ + +#ifndef __ASM_ARCH_UNCOMPRESS_H +#define __ASM_ARCH_UNCOMPRESS_H + +#include <mach/hardware.h> + +#define LSR 0x14 +#define TEMPTY 0x40 + +static inline void putc(int c) +{ + volatile unsigned char *p = (volatile unsigned char *)(IO_PHYS+0x20000); + + /* wait until transmit buffer is empty */ + while((p[LSR] & TEMPTY) == 0x0) + barrier(); + + /* write next character */ + *p = c; +} + +static inline void flush(void) +{ +} + +/* + * nothing to do + */ +#define arch_decomp_setup() +#define arch_decomp_wdog() + +#endif |