Aren
/
haiku
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

AGP busmanager now compiles. 

git-svn-id: file:///srv/svn/repos/haiku/trunk/current@8373 a95241bf-73f2-0310-859d-f6bbb57e9c96
This commit is contained in:
Rudolf Cornelissen 2004-07-10 22:25:49 +00:00
parent f2ee363c63
commit 72bb797ea9
1 changed files with 33 additions and 20 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

53
headers/private/graphics/AGP.h
View File

@ -13,39 +13,52 @@
#if !defined(_AGP_H_)
#define _AGP_H_
#include <Drivers.h>
#include <bus_manager.h>
/* The API for driver access is C, not C++ */
#ifdef __cplusplus
extern "C" {
#endif
//driver IOCTRL argument:
typedef struct {
/* -----
agp device info
----- */
typedef struct agp_info {
ushort vendor_id; /* vendor id */
ushort device_id; /* device id */
uchar bus; /* bus number */
uchar device; /* device number on bus */
uchar function; /* function number in device */
uchar class_sub; /* specific device function */
uchar class_base; /* device type (display vs host bridge) */
struct
{
ushort vendor_id, /* host bridge vendor id */
device_id; /* host bridge device id */
} dev;
struct
{
uint32 agp_cap_id, /* AGP capability register as defined in the AGP standard */
agp_stat, /* AGP STATUS register as defined in the AGP standard */
agp_cmd; /* AGP COMMAND register as defined in the AGP standard */
}config;
status_t status; /* hostbridge usability status (B_OK if usable, B_ERROR if it
* did not respond according to the AGP standard */
uint32 agp_cap_id; /* AGP capability register as defined in the AGP standard */
uint32 agp_stat; /* AGP STATUS register as defined in the AGP standard */
uint32 agp_cmd; /* AGP COMMAND register as defined in the AGP standard */
} interface;
status_t status; /* B_OK if usable, B_ERROR if device did not respond
* according to the AGP standard */
} agp_info;
typedef struct agp_module_info agp_module_info;
//driver IOCTRL operation codes:
enum
{
GET_CONFIG = B_DEVICE_OP_CODES_END+20001,
SET_CONFIG,
struct agp_module_info {
bus_manager_info binfo;
long (*get_nth_agp_info) (
long index, /* index into agp device table */
agp_info *info /* caller-supplied buffer for info */
);
void (*enable_agp) (
uint32 *command /* max. mode to set */
);
//fixme: GART and APERTURE stuff is lacking for now, add here...
};
#define B_AGP_MODULE_NAME "bus_managers/agp/v0"
/* ---
value for the AGP_id field in the agp_cap_id register