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Remove bogus file

This commit is contained in:
Jan Stoess 2010-06-11 11:01:44 +02:00
parent 184302b133
commit 3bb91f0b23
1 changed files with 0 additions and 134 deletions
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134
user/util/kickstart/powerpc-putc.cc
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@ -1,134 +0,0 @@
/*********************************************************************
*
* Copyright (C) 1999-2010, Karlsruhe University
* Copyright (C) 2008-2009, Volkmar Uhlig, IBM Corporation
*
* File path: util/kickstart/powerpc-putc.cc
* Description:
*
* 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 THE AUTHOR AND CONTRIBUTORS ``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 THE AUTHOR 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.
*
* $Id$
*
********************************************************************/
#include "l4io.h"
#include "fdt.h"
extern inline void mtdcrx(unsigned int dcrn, unsigned int value)
{
asm volatile("mtdcrx %0,%1": :"r" (dcrn), "r" (value) : "memory");
}
extern inline void invalidate_dcache_line(void* ptr)
{
asm volatile ("dcbi 0,%0" : : "r" (ptr) : "memory");
}
class bgp_mailbox_t
{
public:
volatile unsigned short command; // comand; upper bit=ack
unsigned short len; // length (does not include header)
unsigned short result; // return code from reader
unsigned short crc; // 0=no CRC
char data[0];
};
class cons_t {
public:
bgp_mailbox_t *mb;
unsigned size;
unsigned dcr_set;
unsigned dcr_clear;
unsigned dcr_mask;
bool verbose;
void send_command(int command)
{
mb->command = command;
asm volatile("sync");
mtdcrx(dcr_set, dcr_mask);
do {
invalidate_dcache_line((void*)&mb->command);
} while(!(mb->command & 0x8000));
}
bool init(fdt_t *fdt)
{
fdt_property_t *prop;
fdt_node_t *node = fdt->find_subtree("/jtag/console0");
if (! (prop = fdt->find_property_node(node, "reg")) )
return false;
// addr is 64 bit with upper part 0
mb = (bgp_mailbox_t*)prop->get_word(1);
size = prop->get_word(2);
if (! (prop = fdt->find_property_node(node, "dcr-reg")) )
return false;
dcr_set = prop->get_word(0);
dcr_clear = prop->get_word(1);
if (! (prop = fdt->find_property_node(node, "dcr-mask")) )
return false;
dcr_mask = prop->get_word(0);
verbose = false;
fdt_node_t *l4node = fdt->find_subtree("/l4");
if ((prop = fdt->find_property_node(l4node, "kickstart")))
{
if (strstr(prop->get_string(), "verbose"))
verbose = true;
}
return true;
}
void putc(int c)
{
if (!mb || !verbose)
return;
mb->data[mb->len++] = c;
if (mb->len >= size || c == '\n')
{
send_command(2);
mb->len = 0;
}
}
};
cons_t cons;
bool initialize_console(fdt_t *fdt)
{
return cons.init(fdt);
}
extern "C" void putc(int c)
{
cons.putc(c);
}