mirror of
https://github.com/mpv-player/mpv
synced 2024-12-25 16:33:02 +00:00
e25e1515c0
git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@9768 b3059339-0415-0410-9bf9-f77b7e298cf2
76 lines
2.4 KiB
C
76 lines
2.4 KiB
C
/*
|
|
libgha.h - Library for direct hardware access
|
|
Copyrights:
|
|
1996/10/27 - Robin Cutshaw (robin@xfree86.org)
|
|
XFree86 3.3.3 implementation
|
|
1999 - Øyvind Aabling.
|
|
Modified for GATOS/win/gfxdump.
|
|
2002 - library implementation by Nick Kurshev
|
|
|
|
supported O/S's: SVR4, UnixWare, SCO, Solaris,
|
|
FreeBSD, NetBSD, 386BSD, BSDI BSD/386,
|
|
Linux, Mach/386, ISC
|
|
DOS (WATCOM 9.5 compiler), Win9x (with mapdev.vxd)
|
|
Licence: GPL
|
|
*/
|
|
#ifndef LIBDHA_H
|
|
#define LIBDHA_H
|
|
|
|
#ifdef __cplusplus
|
|
extern "C" {
|
|
#endif
|
|
|
|
#define MAX_DEV_PER_VENDOR_CFG1 64
|
|
#define MAX_PCI_DEVICES_PER_BUS 32
|
|
#define MAX_PCI_DEVICES 64
|
|
#define PCI_MULTIFUNC_DEV 0x80
|
|
#define PCI_COMMAND_IO 0x1 /* Enable response to I/O space */
|
|
|
|
typedef struct pciinfo_s
|
|
{
|
|
int bus,card,func; /* PCI/AGP bus:card:func */
|
|
unsigned short command; /* Device control register */
|
|
unsigned short vendor,device; /* Card vendor+device ID */
|
|
unsigned base0,base1,base2,baserom; /* Memory and I/O base addresses */
|
|
// unsigned base0_limit, base1_limit, base2_limit, baserom_limit;
|
|
}pciinfo_t;
|
|
|
|
/* needed for mga_vid */
|
|
extern int pci_config_read(unsigned char bus, unsigned char dev, unsigned char func,
|
|
unsigned char cmd, int len, unsigned long *val);
|
|
/* Fill array pci_list which must have size MAX_PCI_DEVICES
|
|
and return 0 if sucessful */
|
|
extern int pci_scan(pciinfo_t *pci_list,unsigned *num_card);
|
|
|
|
|
|
/* Enables/disables accessing to IO space from application side.
|
|
Should return 0 if o'k or errno on error. */
|
|
extern int enable_app_io( void );
|
|
extern int disable_app_io( void );
|
|
|
|
extern unsigned char INPORT8(unsigned idx);
|
|
extern unsigned short INPORT16(unsigned idx);
|
|
extern unsigned INPORT32(unsigned idx);
|
|
#define INPORT(idx) INPORT32(idx)
|
|
extern void OUTPORT8(unsigned idx,unsigned char val);
|
|
extern void OUTPORT16(unsigned idx,unsigned short val);
|
|
extern void OUTPORT32(unsigned idx,unsigned val);
|
|
#define OUTPORT(idx,val) OUTPORT32(idx,val)
|
|
|
|
extern void * map_phys_mem(unsigned long base, unsigned long size);
|
|
extern void unmap_phys_mem(void *ptr, unsigned long size);
|
|
|
|
/* These are the region types */
|
|
#define MTRR_TYPE_UNCACHABLE 0
|
|
#define MTRR_TYPE_WRCOMB 1
|
|
#define MTRR_TYPE_WRTHROUGH 4
|
|
#define MTRR_TYPE_WRPROT 5
|
|
#define MTRR_TYPE_WRBACK 6
|
|
extern int mtrr_set_type(unsigned base,unsigned size,int type);
|
|
|
|
#ifdef __cplusplus
|
|
}
|
|
#endif
|
|
|
|
#endif
|