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author | John W. Linville <linville@tuxdriver.com> | 2012-02-15 16:24:37 -0500 |
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committer | John W. Linville <linville@tuxdriver.com> | 2012-02-15 16:24:37 -0500 |
commit | ca994a36f585432458ead9133fcfe05440edbb7b (patch) | |
tree | be05512153a9cd5cbe1f1234bc09fd9cd388ec58 /arch/mips/netlogic/common/earlycons.c | |
parent | 12325280dfeba18164f9c47e226a40ab34e23ee7 (diff) | |
parent | 2504a6423b9ab4c36df78227055995644de19edb (diff) | |
download | linux-ca994a36f585432458ead9133fcfe05440edbb7b.tar.bz2 |
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless
Conflicts:
net/mac80211/debugfs_sta.c
net/mac80211/sta_info.h
Diffstat (limited to 'arch/mips/netlogic/common/earlycons.c')
-rw-r--r-- | arch/mips/netlogic/common/earlycons.c | 60 |
1 files changed, 60 insertions, 0 deletions
diff --git a/arch/mips/netlogic/common/earlycons.c b/arch/mips/netlogic/common/earlycons.c new file mode 100644 index 000000000000..f193f7b3bd81 --- /dev/null +++ b/arch/mips/netlogic/common/earlycons.c @@ -0,0 +1,60 @@ +/* + * Copyright 2003-2011 NetLogic Microsystems, Inc. (NetLogic). All rights + * reserved. + * + * This software is available to you under a choice of one of two + * licenses. You may choose to be licensed under the terms of the GNU + * General Public License (GPL) Version 2, available from the file + * COPYING in the main directory of this source tree, or the NetLogic + * license below: + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * + * THIS SOFTWARE IS PROVIDED BY NETLOGIC ``AS IS'' AND ANY EXPRESS OR + * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED + * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL NETLOGIC OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR + * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, + * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE + * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN + * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +#include <linux/types.h> +#include <linux/serial_reg.h> + +#include <asm/mipsregs.h> +#include <asm/netlogic/haldefs.h> + +#if defined(CONFIG_CPU_XLP) +#include <asm/netlogic/xlp-hal/iomap.h> +#include <asm/netlogic/xlp-hal/uart.h> +#elif defined(CONFIG_CPU_XLR) +#include <asm/netlogic/xlr/iomap.h> +#endif + +void prom_putchar(char c) +{ + uint64_t uartbase; + +#if defined(CONFIG_CPU_XLP) + uartbase = nlm_get_uart_regbase(0, 0); +#elif defined(CONFIG_CPU_XLR) + uartbase = nlm_mmio_base(NETLOGIC_IO_UART_0_OFFSET); +#endif + while (nlm_read_reg(uartbase, UART_LSR) == 0) + ; + nlm_write_reg(uartbase, UART_TX, c); +} |