diff options
-rw-r--r-- | sys/dev/sound/isa/es1888.c | 2 | ||||
-rw-r--r-- | sys/i386/i386/bios.c | 2 | ||||
-rw-r--r-- | sys/isa/isavar.h | 17 | ||||
-rw-r--r-- | sys/sparc64/isa/isa.c | 2 |
4 files changed, 12 insertions, 11 deletions
diff --git a/sys/dev/sound/isa/es1888.c b/sys/dev/sound/isa/es1888.c index 22e1bb0..24830a2 100644 --- a/sys/dev/sound/isa/es1888.c +++ b/sys/dev/sound/isa/es1888.c @@ -148,7 +148,7 @@ es1888_identify(driver_t *driver, device_t parent) /* * Create the device and program its resources. */ - dev = BUS_ADD_CHILD(parent, ISA_ORDER_PNP, NULL, -1); + dev = BUS_ADD_CHILD(parent, ISA_ORDER_PNPBIOS, NULL, -1); bus_set_resource(dev, SYS_RES_IOPORT, 0, 0x220, 0x10); bus_set_resource(dev, SYS_RES_IRQ, 0, 5, 1); bus_set_resource(dev, SYS_RES_DRQ, 0, 1, 1); diff --git a/sys/i386/i386/bios.c b/sys/i386/i386/bios.c index 3bee94f..ca434cb 100644 --- a/sys/i386/i386/bios.c +++ b/sys/i386/i386/bios.c @@ -611,7 +611,7 @@ pnpbios_identify(driver_t *driver, device_t parent) continue; /* Add the device and parse its resources */ - dev = BUS_ADD_CHILD(parent, ISA_ORDER_PNP, NULL, -1); + dev = BUS_ADD_CHILD(parent, ISA_ORDER_PNPBIOS, NULL, -1); isa_set_vendorid(dev, pd->devid); isa_set_logicalid(dev, pd->devid); /* diff --git a/sys/isa/isavar.h b/sys/isa/isavar.h index 811a721..57fad23 100644 --- a/sys/isa/isavar.h +++ b/sys/isa/isavar.h @@ -39,15 +39,16 @@ typedef void isa_config_cb(void *arg, struct isa_config *config, int enable); #ifdef _KERNEL /* - * ISA devices are partially ordered to ensure that devices which are - * sensitive to other driver probe routines are probed first. Plug and - * Play devices are added after devices with speculative probes so that - * the legacy hardware can claim resources allowing the Plug and Play - * hardware to choose different resources. + * ISA devices are partially ordered. This is to ensure that hardwired + * devices the BIOS tells us are there appear first, then speculative + * devices that are sensitive to the probe order, then devices that + * are hinted to be there, then the most flexible devices which support + * the ISA bus PNP standard. */ -#define ISA_ORDER_SENSITIVE 0 /* legacy sensitive hardware */ -#define ISA_ORDER_SPECULATIVE 1 /* legacy non-sensitive hardware */ -#define ISA_ORDER_PNP 2 /* plug-and-play hardware */ +#define ISA_ORDER_PNPBIOS 10 /* plug-and-play BIOS inflexible hardware */ +#define ISA_ORDER_SENSITIVE 20 /* legacy sensitive hardware */ +#define ISA_ORDER_SPECULATIVE 30 /* legacy non-sensitive hardware */ +#define ISA_ORDER_PNP 40 /* plug-and-play hardware */ /* * Limits on resources that we can manage diff --git a/sys/sparc64/isa/isa.c b/sys/sparc64/isa/isa.c index 229af40..b849dfc 100644 --- a/sys/sparc64/isa/isa.c +++ b/sys/sparc64/isa/isa.c @@ -217,7 +217,7 @@ isa_setup_children(device_t dev, phandle_t parent) continue; } - if ((cdev = BUS_ADD_CHILD(dev, ISA_ORDER_PNP, NULL, -1)) == + if ((cdev = BUS_ADD_CHILD(dev, ISA_ORDER_PNPBIOS, NULL, -1)) == NULL) panic("isa_setup_children: BUS_ADD_CHILD failed"); isa_set_logicalid(cdev, pnp_map[i].id); |