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- ConfAddr register is readable (32 bit)

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- header type register is readonly
- debug message fixed
This commit is contained in:
Volker Ruppert 2002-05-10 10:56:04 +00:00
parent 2a39e35322
commit 74faab3bff
1 changed files with 16 additions and 3 deletions
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19
bochs/iodev/pci.cc
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@ -1,5 +1,5 @@
/////////////////////////////////////////////////////////////////////////
// $Id: pci.cc,v 1.13 2001-11-14 01:39:22 bdenney Exp $
// $Id: pci.cc,v 1.14 2002-05-10 10:56:04 vruppert Exp $
/////////////////////////////////////////////////////////////////////////
//
// Copyright (C) 2001 MandrakeSoft S.A.
@ -63,6 +63,7 @@ bx_pci_c::init(bx_devices_c *d)
BX_PCI_THIS devices = d;
if (bx_options.Oi440FXSupport->get ()) {
d->register_io_read_handler(this, read_handler, 0x0CF8, "i440FX");
for (unsigned i=0x0CFC; i<=0x0CFF; i++) {
d->register_io_read_handler(this, read_handler, i, "i440FX");
}
@ -128,6 +129,16 @@ bx_pci_c::read(Bit32u address, unsigned io_len)
#endif // !BX_USE_PCI_SMF
switch (address) {
case 0x0CF8:
{
if (io_len == 4) {
return BX_PCI_THIS s.i440fx.confAddr;
}
else {
return 0xFFFF;
}
}
break;
case 0x0CFC:
case 0x0CFD:
case 0x0CFE:
@ -150,7 +161,8 @@ bx_pci_c::read(Bit32u address, unsigned io_len)
}
val440fx = (val440fx & retMask);
BX_DEBUG(("440FX PMC read register 0x%02x value 0x%08x",
BX_PCI_THIS s.i440fx.confAddr + (address & 0x3), val440fx));
(Bit8u)(BX_PCI_THIS s.i440fx.confAddr & 0xfc) + (address & 0x3),
val440fx));
return val440fx;
}
else
@ -196,7 +208,7 @@ bx_pci_c::write(Bit32u address, Bit32u value, unsigned io_len)
BX_DEBUG(("440FX PMC register 0x%02x selected", idx440fx));
}
else {
BX_PCI_THIS s.i440fx.confData = 0;
BX_PCI_THIS s.i440fx.confData = 0xFFFFFFFF;
BX_DEBUG(("440FX request for bus 0x%02x device 0x%02x function 0x%02x",
(value >> 16) & 0xFF, (value >> 11) & 0x1F, (value >> 8) & 0x07));
}
@ -226,6 +238,7 @@ bx_pci_c::write(Bit32u address, Bit32u value, unsigned io_len)
case 0x09:
case 0x0a:
case 0x0b:
case 0x0e:
break;
default:
BX_PCI_THIS s.i440fx.array[idx440fx+i] = (value >> (i*8)) & 0xFF;