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41 lines
715 B
41 lines
715 B
/* SPDX-License-Identifier: GPL-2.0-only */ |
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/* |
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* arch/arm/mach-ebsa110/include/mach/uncompress.h |
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* |
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* Copyright (C) 1996,1997,1998 Russell King |
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*/ |
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#include <linux/serial_reg.h> |
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#define SERIAL_BASE ((unsigned char *)0xf0000be0) |
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/* |
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* This does not append a newline |
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*/ |
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static inline void putc(int c) |
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{ |
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unsigned char v, *base = SERIAL_BASE; |
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do { |
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v = base[UART_LSR << 2]; |
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barrier(); |
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} while (!(v & UART_LSR_THRE)); |
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base[UART_TX << 2] = c; |
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} |
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static inline void flush(void) |
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{ |
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unsigned char v, *base = SERIAL_BASE; |
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do { |
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v = base[UART_LSR << 2]; |
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barrier(); |
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} while ((v & (UART_LSR_TEMT|UART_LSR_THRE)) != |
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(UART_LSR_TEMT|UART_LSR_THRE)); |
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} |
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/* |
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* nothing to do |
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*/ |
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#define arch_decomp_setup()
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