| /* |
| * arch/arm/mach-brcmstb/include/mach/uncompress.h |
| * Derived from: arch/arm/mach-ebsa110/include/mach/uncompress.h |
| * |
| * Copyright (C) 1996,1997,1998 Russell King |
| * |
| * This program is free software; you can redistribute it and/or modify |
| * it under the terms of the GNU General Public License version 2 as |
| * published by the Free Software Foundation. |
| */ |
| |
| #include <linux/serial_reg.h> |
| #include <linux/types.h> |
| #include <linux/brcmstb/brcmstb.h> |
| |
| #define SERIAL_BASE ((void __iomem *)BPHYSADDR(BCHP_UARTA_REG_START)) |
| |
| /* |
| * This does not append a newline |
| */ |
| static inline void putc(int c) |
| { |
| u32 v; |
| u32 *base = SERIAL_BASE; |
| |
| do { |
| v = base[UART_LSR]; |
| barrier(); |
| } while (!(v & UART_LSR_THRE)); |
| |
| base[UART_TX] = c; |
| } |
| |
| static inline void flush(void) |
| { |
| unsigned char v, *base = SERIAL_BASE; |
| |
| do { |
| v = base[UART_LSR << 2]; |
| barrier(); |
| } while ((v & (UART_LSR_TEMT|UART_LSR_THRE)) != |
| (UART_LSR_TEMT|UART_LSR_THRE)); |
| } |
| |
| /* |
| * nothing to do |
| */ |
| #define arch_decomp_setup() |
| #define arch_decomp_wdog() |
