118 lines
3.8 KiB
C
118 lines
3.8 KiB
C
/***********************license start***************
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* Copyright (c) 2003-2010 Cavium Inc. (support@cavium.com). All rights
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* reserved.
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*
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are
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* met:
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*
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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*
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* * Redistributions in binary form must reproduce the above
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* copyright notice, this list of conditions and the following
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* disclaimer in the documentation and/or other materials provided
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* with the distribution.
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* * Neither the name of Cavium Inc. nor the names of
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* its contributors may be used to endorse or promote products
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* derived from this software without specific prior written
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* permission.
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* This Software, including technical data, may be subject to U.S. export control
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* laws, including the U.S. Export Administration Act and its associated
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* regulations, and may be subject to export or import regulations in other
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* countries.
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* TO THE MAXIMUM EXTENT PERMITTED BY LAW, THE SOFTWARE IS PROVIDED "AS IS"
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* AND WITH ALL FAULTS AND CAVIUM INC. MAKES NO PROMISES, REPRESENTATIONS OR
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* WARRANTIES, EITHER EXPRESS, IMPLIED, STATUTORY, OR OTHERWISE, WITH RESPECT TO
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* THE SOFTWARE, INCLUDING ITS CONDITION, ITS CONFORMITY TO ANY REPRESENTATION OR
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* DESCRIPTION, OR THE EXISTENCE OF ANY LATENT OR PATENT DEFECTS, AND CAVIUM
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* SPECIFICALLY DISCLAIMS ALL IMPLIED (IF ANY) WARRANTIES OF TITLE,
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* MERCHANTABILITY, NONINFRINGEMENT, FITNESS FOR A PARTICULAR PURPOSE, LACK OF
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* VIRUSES, ACCURACY OR COMPLETENESS, QUIET ENJOYMENT, QUIET POSSESSION OR
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* CORRESPONDENCE TO DESCRIPTION. THE ENTIRE RISK ARISING OUT OF USE OR
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* PERFORMANCE OF THE SOFTWARE LIES WITH YOU.
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***********************license end**************************************/
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/**
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* @file
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*
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* Interface to the EBT3000 specific devices
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*
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* <hr>$Revision: 70030 $<hr>
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*
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*/
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#if !defined(__FreeBSD__) || !defined(_KERNEL)
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#include "cvmx-config.h"
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#endif
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#include "cvmx.h"
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#include "cvmx-ebt3000.h"
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#include "cvmx-sysinfo.h"
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void ebt3000_char_write(int char_position, char val)
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{
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/* Note: phys_to_ptr won't work here, as we are most likely going to access the boot bus. */
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char *led_base = CASTPTR(char , CVMX_ADD_SEG32(CVMX_MIPS32_SPACE_KSEG0, cvmx_sysinfo_get()->led_display_base_addr));
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if (!led_base)
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return;
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if (cvmx_sysinfo_get()->board_type == CVMX_BOARD_TYPE_EBT3000 && cvmx_sysinfo_get()->board_rev_major == 1)
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{
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/* Rev 1 board */
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char *ptr = (char *)(led_base + 4);
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char_position &= 0x3; /* only 4 chars */
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ptr[3 - char_position] = val;
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}
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else
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{
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/* rev 2 or later board */
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char *ptr = (char *)(led_base);
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char_position &= 0x7; /* only 8 chars */
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ptr[char_position] = val;
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}
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}
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void ebt3000_str_write(const char *str)
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{
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/* Note: phys_to_ptr won't work here, as we are most likely going to access the boot bus. */
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char *led_base;
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if (!cvmx_sysinfo_get()->led_display_base_addr)
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return;
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led_base = CASTPTR(char, CVMX_ADD_SEG32(CVMX_MIPS32_SPACE_KSEG0, cvmx_sysinfo_get()->led_display_base_addr));
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if (cvmx_sysinfo_get()->board_type == CVMX_BOARD_TYPE_EBT3000 && cvmx_sysinfo_get()->board_rev_major == 1)
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{
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char *ptr = (char *)(led_base + 4);
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int i;
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for (i=0; i<4; i++)
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{
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if (*str)
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ptr[3 - i] = *str++;
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else
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ptr[3 - i] = ' ';
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}
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}
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else
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{
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/* rev 2 board */
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char *ptr = (char *)(led_base);
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int i;
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for (i=0; i<8; i++)
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{
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if (*str)
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ptr[i] = *str++;
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else
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ptr[i] = ' ';
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}
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}
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}
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