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Add a little do-nothing ``slopsucker'' device which gives a home

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to PNP0c04 (legacy ISA coprocessor support).  Tourist info.
This commit is contained in:
Garrett Wollman 2000-05-04 23:57:32 +00:00
parent 20689aa3d4
commit 54f1d0cefe
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=60008
3 changed files with 132 additions and 0 deletions
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44
sys/amd64/amd64/fpu.c
View file

@ -74,6 +74,7 @@
#include <i386/isa/intr_machdep.h>
#include <i386/isa/isa.h>
#endif
#include <isa/isavar.h>
/*
* 387 and 287 Numeric Coprocessor Extension (NPX) Driver.
@ -926,3 +927,46 @@ static devclass_t npx_devclass;
* doesn't describe the processor as being `on isa'.
*/
DRIVER_MODULE(npx, nexus, npx_driver, npx_devclass, 0, 0);
/*
* This sucks up the legacy ISA support assignments from PNPBIOS.
*/
static struct isa_pnp_id npxisa_ids[] = {
{ 0x040cd041, "Legacy ISA coprocessor support" }, /* PNP0C04 */
{ 0 }
};
static int
npxisa_probe(device_t dev)
{
return (ISA_PNP_PROBE(device_get_parent(dev), dev, npxisa_ids));
}
static int
npxisa_attach(device_t dev)
{
return (0);
}
static device_method_t npxisa_methods[] = {
/* Device interface */
DEVMETHOD(device_probe, npxisa_probe),
DEVMETHOD(device_attach, npxisa_attach),
DEVMETHOD(device_detach, bus_generic_detach),
DEVMETHOD(device_shutdown, bus_generic_shutdown),
DEVMETHOD(device_suspend, bus_generic_suspend),
DEVMETHOD(device_resume, bus_generic_resume),
{ 0, 0 }
};
static driver_t npxisa_driver = {
"npxisa",
npxisa_methods,
1, /* no softc */
};
static devclass_t npxisa_devclass;
DRIVER_MODULE(npxisa, isa, npxisa_driver, npxisa_devclass, 0, 0);

44
sys/amd64/isa/npx.c
View file

@ -74,6 +74,7 @@
#include <i386/isa/intr_machdep.h>
#include <i386/isa/isa.h>
#endif
#include <isa/isavar.h>
/*
* 387 and 287 Numeric Coprocessor Extension (NPX) Driver.
@ -926,3 +927,46 @@ static devclass_t npx_devclass;
* doesn't describe the processor as being `on isa'.
*/
DRIVER_MODULE(npx, nexus, npx_driver, npx_devclass, 0, 0);
/*
* This sucks up the legacy ISA support assignments from PNPBIOS.
*/
static struct isa_pnp_id npxisa_ids[] = {
{ 0x040cd041, "Legacy ISA coprocessor support" }, /* PNP0C04 */
{ 0 }
};
static int
npxisa_probe(device_t dev)
{
return (ISA_PNP_PROBE(device_get_parent(dev), dev, npxisa_ids));
}
static int
npxisa_attach(device_t dev)
{
return (0);
}
static device_method_t npxisa_methods[] = {
/* Device interface */
DEVMETHOD(device_probe, npxisa_probe),
DEVMETHOD(device_attach, npxisa_attach),
DEVMETHOD(device_detach, bus_generic_detach),
DEVMETHOD(device_shutdown, bus_generic_shutdown),
DEVMETHOD(device_suspend, bus_generic_suspend),
DEVMETHOD(device_resume, bus_generic_resume),
{ 0, 0 }
};
static driver_t npxisa_driver = {
"npxisa",
npxisa_methods,
1, /* no softc */
};
static devclass_t npxisa_devclass;
DRIVER_MODULE(npxisa, isa, npxisa_driver, npxisa_devclass, 0, 0);

44
sys/i386/isa/npx.c
View file

@ -74,6 +74,7 @@
#include <i386/isa/intr_machdep.h>
#include <i386/isa/isa.h>
#endif
#include <isa/isavar.h>
/*
* 387 and 287 Numeric Coprocessor Extension (NPX) Driver.
@ -926,3 +927,46 @@ static devclass_t npx_devclass;
* doesn't describe the processor as being `on isa'.
*/
DRIVER_MODULE(npx, nexus, npx_driver, npx_devclass, 0, 0);
/*
* This sucks up the legacy ISA support assignments from PNPBIOS.
*/
static struct isa_pnp_id npxisa_ids[] = {
{ 0x040cd041, "Legacy ISA coprocessor support" }, /* PNP0C04 */
{ 0 }
};
static int
npxisa_probe(device_t dev)
{
return (ISA_PNP_PROBE(device_get_parent(dev), dev, npxisa_ids));
}
static int
npxisa_attach(device_t dev)
{
return (0);
}
static device_method_t npxisa_methods[] = {
/* Device interface */
DEVMETHOD(device_probe, npxisa_probe),
DEVMETHOD(device_attach, npxisa_attach),
DEVMETHOD(device_detach, bus_generic_detach),
DEVMETHOD(device_shutdown, bus_generic_shutdown),
DEVMETHOD(device_suspend, bus_generic_suspend),
DEVMETHOD(device_resume, bus_generic_resume),
{ 0, 0 }
};
static driver_t npxisa_driver = {
"npxisa",
npxisa_methods,
1, /* no softc */
};
static devclass_t npxisa_devclass;
DRIVER_MODULE(npxisa, isa, npxisa_driver, npxisa_devclass, 0, 0);