diff options
author | Timothy Pearson <tpearson@raptorengineering.com> | 2017-08-23 14:45:25 -0500 |
---|---|---|
committer | Timothy Pearson <tpearson@raptorengineering.com> | 2017-08-23 14:45:25 -0500 |
commit | fcbb27b0ec6dcbc5a5108cb8fb19eae64593d204 (patch) | |
tree | 22962a4387943edc841c72a4e636a068c66d58fd /arch/arm/mach-davinci/include/mach/uncompress.h | |
download | ast2050-linux-kernel-fcbb27b0ec6dcbc5a5108cb8fb19eae64593d204.zip ast2050-linux-kernel-fcbb27b0ec6dcbc5a5108cb8fb19eae64593d204.tar.gz |
Initial import of modified Linux 2.6.28 tree
Original upstream URL:
git://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable.git | branch linux-2.6.28.y
Diffstat (limited to 'arch/arm/mach-davinci/include/mach/uncompress.h')
-rw-r--r-- | arch/arm/mach-davinci/include/mach/uncompress.h | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/arch/arm/mach-davinci/include/mach/uncompress.h b/arch/arm/mach-davinci/include/mach/uncompress.h new file mode 100644 index 0000000..8c165de --- /dev/null +++ b/arch/arm/mach-davinci/include/mach/uncompress.h @@ -0,0 +1,35 @@ +/* + * Serial port stubs for kernel decompress status messages + * + * Author: Anant Gole + * (C) Copyright (C) 2006, Texas Instruments, Inc + * + * 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 <linux/types.h> +#include <linux/serial_reg.h> +#include <mach/serial.h> + +/* PORT_16C550A, in polled non-fifo mode */ + +static void putc(char c) +{ + volatile u32 *uart = (volatile void *) DAVINCI_UART0_BASE; + + while (!(uart[UART_LSR] & UART_LSR_THRE)) + barrier(); + uart[UART_TX] = c; +} + +static inline void flush(void) +{ + volatile u32 *uart = (volatile void *) DAVINCI_UART0_BASE; + while (!(uart[UART_LSR] & UART_LSR_THRE)) + barrier(); +} + +#define arch_decomp_setup() +#define arch_decomp_wdog() |