diff options
Diffstat (limited to 'arch/arm/mach-wmt/include/mach/uncompress.h')
-rwxr-xr-x | arch/arm/mach-wmt/include/mach/uncompress.h | 89 |
1 files changed, 89 insertions, 0 deletions
diff --git a/arch/arm/mach-wmt/include/mach/uncompress.h b/arch/arm/mach-wmt/include/mach/uncompress.h new file mode 100755 index 00000000..c1a411c8 --- /dev/null +++ b/arch/arm/mach-wmt/include/mach/uncompress.h @@ -0,0 +1,89 @@ +/*++ +linux/include/asm-arm/arch-wmt/uncompress.h + +Copyright (c) 2008 WonderMedia Technologies, Inc. + +This program is free software: you can redistribute it and/or modify it under the +terms of the GNU General Public License as published by the Free Software Foundation, +either version 2 of the License, or (at your option) any later version. + +This program is distributed in the hope that it will be useful, but WITHOUT +ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A +PARTICULAR PURPOSE. See the GNU General Public License for more details. +You should have received a copy of the GNU General Public License along with +this program. If not, see <http://www.gnu.org/licenses/>. + +WonderMedia Technologies, Inc. +10F, 529, Chung-Cheng Road, Hsin-Tien, Taipei 231, R.O.C. +--*/ + +#include "hardware.h" + +/* + * The following code assumes the serial port has already been + * initialized by the bootloader. We search for the first enabled + * port in the most probable order. If you didn't setup a port in + * your bootloader then nothing will appear (which might be desired). + */ + +/* + * Macros to manipulate UART port. + */ +#define UART(x) (*(volatile unsigned long *)(serial_port + (x))) +/* + * This one is unique bacause UART TX FIFO access is 8-bit write. + */ +#define UART_URTXF (*(volatile unsigned char *)(serial_port + URTXF)) + +static void putc(char s) +{ + unsigned long serial_port; + + do { + /* + * If UART0 ready, do puts(). + */ + serial_port = UART0_PHY_BASE_ADDR; + + if (UART(URLCR) & URLCR_TXEN) + break; + } while (0); + + /* + * Force to use register mode. + */ + UART(URFCR) &= ~URFCR_FIFOEN; + + /* + * wait for space in the UART's transmiter + */ + while (UART(URUSR) & URUSR_TXDBSY) + ; + + /* + * Send the character out. + */ + UART(URTDR) = s; + + /* + * if there comes a LF, also do CR... + * + * Line Feed == '\n' == 10 + */ + if (s == 10) { + while (UART(URUSR) & URUSR_TXDBSY) + ; + /* + * CR = Carriage Return == '\r' == 13 + */ + UART(URTDR) = 13; + } +} +static inline void flush(void) +{ +} +/* + * Nothing to do for these + */ +#define arch_decomp_setup() +#define arch_decomp_wdog() |