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- Use d_thread_t rather than struct thread directly.

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- Use the PCIR_BAR() macro rather than hardcoding the offsets of BAR
  registers in PCI config space.
This commit is contained in:
John Baldwin 2003-12-31 18:21:58 +00:00
parent 96ffa091d2
commit dff04d611f
Notes: svn2git 2020-12-08 03:00:23 +00:00 
svn path=/head/; revision=19411
1 changed files with 4 additions and 4 deletions
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8
en_US.ISO8859-1/books/arch-handbook/pci/chapter.sgml
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@ -65,7 +65,7 @@ static dev_t sdev;
open/close/read/write at this point */ open/close/read/write at this point */
int int
mypci_open(dev_t dev, int oflags, int devtype, struct thread *td) mypci_open(dev_t dev, int oflags, int devtype, d_thread_t *td)
{ {
int err = 0; int err = 0;
@ -74,7 +74,7 @@ mypci_open(dev_t dev, int oflags, int devtype, struct thread *td)
} }
int int
mypci_close(dev_t dev, int fflag, int devtype, struct thread *td) mypci_close(dev_t dev, int fflag, int devtype, struct d_thread_t *td)
{ {
int err=0; int err=0;
@ -226,7 +226,7 @@ DRIVER_MODULE(mypci, pci, mypci_driver, mypci_devclass, 0, 0);</programlisting>
<para>For example, a typical driver might have something similar <para>For example, a typical driver might have something similar
to this in the <function>attach()</function> function:</para> to this in the <function>attach()</function> function:</para>
<programlisting> sc->bar0id = 0x10; <programlisting> sc->bar0id = PCIR_BAR(0);
sc->bar0res = bus_alloc_resource(dev, SYS_RES_MEMORY, &amp;(sc->bar0id), sc->bar0res = bus_alloc_resource(dev, SYS_RES_MEMORY, &amp;(sc->bar0id),
0, ~0, 1, RF_ACTIVE); 0, ~0, 1, RF_ACTIVE);
if (sc->bar0res == NULL) { if (sc->bar0res == NULL) {
@ -235,7 +235,7 @@ DRIVER_MODULE(mypci, pci, mypci_driver, mypci_devclass, 0, 0);</programlisting>
goto fail1; goto fail1;
} }
sc->bar1id = 0x14; sc->bar1id = PCIR_BAR(1);
sc->bar1res = bus_alloc_resource(dev, SYS_RES_MEMORY, &amp;(sc->bar1id), sc->bar1res = bus_alloc_resource(dev, SYS_RES_MEMORY, &amp;(sc->bar1id),
0, ~0, 1, RF_ACTIVE); 0, ~0, 1, RF_ACTIVE);
if (sc->bar1res == NULL) { if (sc->bar1res == NULL) {