From 57f0f512b273f60d52568b8c6b77e17f5636edc0 Mon Sep 17 00:00:00 2001 From: André Fabian Silva Delgado Date: Wed, 5 Aug 2015 17:04:01 -0300 Subject: Initial import --- arch/arm/mach-dove/include/mach/uncompress.h | 36 ++++++++++++++++++++++++++++ 1 file changed, 36 insertions(+) create mode 100644 arch/arm/mach-dove/include/mach/uncompress.h (limited to 'arch/arm/mach-dove/include/mach/uncompress.h') diff --git a/arch/arm/mach-dove/include/mach/uncompress.h b/arch/arm/mach-dove/include/mach/uncompress.h new file mode 100644 index 000000000..5c8ae9b9d --- /dev/null +++ b/arch/arm/mach-dove/include/mach/uncompress.h @@ -0,0 +1,36 @@ +/* + * arch/arm/mach-dove/include/mach/uncompress.h + * + * This file is licensed under the terms of the GNU General Public + * License version 2. This program is licensed "as is" without any + * warranty of any kind, whether express or implied. + */ + +#include + +#define UART_THR ((volatile unsigned char *)(DOVE_UART0_PHYS_BASE + 0x0)) +#define UART_LSR ((volatile unsigned char *)(DOVE_UART0_PHYS_BASE + 0x14)) + +#define LSR_THRE 0x20 + +static void putc(const char c) +{ + int i; + + for (i = 0; i < 0x1000; i++) { + /* Transmit fifo not full? */ + if (*UART_LSR & LSR_THRE) + break; + } + + *UART_THR = c; +} + +static void flush(void) +{ +} + +/* + * nothing to do + */ +#define arch_decomp_setup() -- cgit v1.2.3-54-g00ecf