diff options
Diffstat (limited to 'kernel/arch/arm/mach-orion5x/include/mach/uncompress.h')
-rw-r--r-- | kernel/arch/arm/mach-orion5x/include/mach/uncompress.h | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/kernel/arch/arm/mach-orion5x/include/mach/uncompress.h b/kernel/arch/arm/mach-orion5x/include/mach/uncompress.h new file mode 100644 index 000000000..abd26b542 --- /dev/null +++ b/kernel/arch/arm/mach-orion5x/include/mach/uncompress.h @@ -0,0 +1,48 @@ +/* + * arch/arm/mach-orion5x/include/mach/uncompress.h + * + * Tzachi Perelstein <tzachi@marvell.com> + * + * 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/serial_reg.h> +#include <mach/orion5x.h> + +#define SERIAL_BASE ((unsigned char *)UART0_PHYS_BASE) + +static void putc(const char c) +{ + unsigned char *base = SERIAL_BASE; + int i; + + for (i = 0; i < 0x1000; i++) { + if (base[UART_LSR << 2] & UART_LSR_THRE) + break; + barrier(); + } + + base[UART_TX << 2] = c; +} + +static void flush(void) +{ + unsigned char *base = SERIAL_BASE; + unsigned char mask; + int i; + + mask = UART_LSR_TEMT | UART_LSR_THRE; + + for (i = 0; i < 0x1000; i++) { + if ((base[UART_LSR << 2] & mask) == mask) + break; + barrier(); + } +} + +/* + * nothing to do + */ +#define arch_decomp_setup() |