fa996ca9de
- PCI devices now report real base address changes only - writes to the high word of i/o base addresses now permitted (for PCI probe)
108 lines
3.8 KiB
C++
108 lines
3.8 KiB
C++
/////////////////////////////////////////////////////////////////////////
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// $Id: pci.h,v 1.21 2005-11-15 17:19:28 vruppert Exp $
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/////////////////////////////////////////////////////////////////////////
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//
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// Copyright (C) 2002 MandrakeSoft S.A.
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//
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// MandrakeSoft S.A.
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// 43, rue d'Aboukir
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// 75002 Paris - France
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// http://www.linux-mandrake.com/
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// http://www.mandrakesoft.com/
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//
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// This library is free software; you can redistribute it and/or
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// modify it under the terms of the GNU Lesser General Public
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// License as published by the Free Software Foundation; either
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// version 2 of the License, or (at your option) any later version.
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//
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// This library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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// Lesser General Public License for more details.
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//
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// You should have received a copy of the GNU Lesser General Public
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// License along with this library; if not, write to the Free Software
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// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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#define BX_MAX_PCI_DEVICES 20
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#define BX_PCI_DEVICE(device, function) ((device)<<3 | (function))
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typedef Bit32u (*bx_pci_read_handler_t)(void *, Bit8u, unsigned);
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typedef void (*bx_pci_write_handler_t)(void *, Bit8u, Bit32u, unsigned);
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#if BX_USE_PCI_SMF
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# define BX_PCI_SMF static
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# define BX_PCI_THIS thePciBridge->
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#else
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# define BX_PCI_SMF
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# define BX_PCI_THIS this->
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#endif
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#define BX_PCI_INTA 1
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#define BX_PCI_INTB 2
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#define BX_PCI_INTC 3
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#define BX_PCI_INTD 4
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typedef struct {
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Bit32u confAddr;
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Bit32u confData;
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Bit8u pci_conf[256];
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} bx_def440fx_t;
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class bx_pci_c : public bx_pci_stub_c {
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public:
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bx_pci_c(void);
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~bx_pci_c(void);
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virtual void init(void);
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virtual void reset(unsigned type);
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virtual bx_bool register_pci_handlers(void *this_ptr,
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bx_pci_read_handler_t f1,
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bx_pci_write_handler_t f2,
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Bit8u *devfunc, const char *name,
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const char *descr);
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virtual bx_bool is_pci_device(const char *name);
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virtual bx_bool pci_set_base_mem(void *this_ptr, memory_handler_t f1,
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memory_handler_t f2, Bit32u *addr,
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Bit8u *pci_conf, unsigned size);
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virtual bx_bool pci_set_base_io(void *this_ptr, bx_read_handler_t f1,
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bx_write_handler_t f2, Bit32u *addr,
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Bit8u *pci_conf, unsigned size,
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const Bit8u *iomask, const char *name);
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virtual void print_i440fx_state(void);
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virtual Bit8u rd_memType (Bit32u addr);
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virtual Bit8u wr_memType (Bit32u addr);
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private:
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Bit8u pci_handler_id[0x100]; // 256 devices/functions
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struct {
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bx_pci_read_handler_t read;
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bx_pci_write_handler_t write;
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void *this_ptr;
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} pci_handler[BX_MAX_PCI_DEVICES];
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unsigned num_pci_handles;
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bx_bool slot_used[BX_N_PCI_SLOTS];
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bx_bool slots_checked;
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struct {
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bx_def440fx_t i440fx;
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} s;
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static Bit32u read_handler(void *this_ptr, Bit32u address, unsigned io_len);
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static void write_handler(void *this_ptr, Bit32u address, Bit32u value, unsigned io_len);
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static Bit32u pci_read_handler(void *this_ptr, Bit8u address, unsigned io_len);
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static void pci_write_handler(void *this_ptr, Bit8u address, Bit32u value, unsigned io_len);
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#if !BX_USE_PCI_SMF
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Bit32u read(Bit32u address, unsigned io_len);
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void write(Bit32u address, Bit32u value, unsigned io_len);
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Bit32u pci_read(Bit8u address, unsigned io_len);
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void pci_write(Bit8u address, Bit32u value, unsigned io_len);
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#endif
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};
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