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I/O interface to the debugger functions

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Allow the various debugging features to be controlled directly by the guest os
This commit is contained in:
instinc 2001-09-14 14:29:21 +00:00
parent 014fc2c10c
commit 0496446814
1 changed files with 50 additions and 0 deletions
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50
bochs/iodev/iodebug.cc Normal file
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#include "bochs.h"
bx_iodebug_c bx_iodebug;
// Constructor
bx_iodebug_c::bx_iodebug_c( void )
{
put("IODEBUG");
settype(IODEBUGLOG);
}
// Destructor
bx_iodebug_c::~bx_iodebug_c( void )
{
}
int bx_iodebug_c::init( bx_devices_c *d )
{
BX_IODEBUG_THIS devices = d;
BX_IODEBUG_THIS devices->register_io_read_handler(this, read_handler, 0x8A00,"BOCHS IODEBUG");
BX_IODEBUG_THIS devices->register_io_read_handler(this, read_handler, 0x8A01,"BOCHS IODEBUG");
BX_IODEBUG_THIS devices->register_io_write_handler(this, write_handler, 0x8A00,"BOCHS IODEBUG");
BX_IODEBUG_THIS devices->register_io_write_handler(this, write_handler, 0x8A01,"BOCHS IODEBUG");
fprintf( stderr, "IODEBUG initialized\n");
return(1);
}
Bit32u bx_iodebug_c::read_handler(void *this_ptr, Bit32u addr, unsigned io_len)
{
bx_iodebug_c *class_ptr = (bx_iodebug_c *) this_ptr;
return( class_ptr->read(addr, io_len) );
}
Bit32u bx_iodebug_c::read( Bit32u addr, unsigned io_len )
{
return(0x8A00);
}
void bx_iodebug_c::write_handler(void *this_ptr, Bit32u addr, Bit32u dvalue, unsigned io_len)
{
bx_iodebug_c *class_ptr = (bx_iodebug_c *) this_ptr;
class_ptr->write( addr, dvalue, io_len );
}
void bx_iodebug_c::write( Bit32u addr, Bit32u dvalue, unsigned int io_len )
{
fprintf(stderr, "IODEBUG addr: %4x\tdvalue: %8x\tio_len: %8x\n", (unsigned int)addr, (unsigned int)dvalue, io_len);
}