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History log of /src/sys/arch/alpha/pci/dwlpx_dma.c
RevisionDateAuthorComments
 1.30  19-Jun-2021  thorpej No need to include pci_kn8ae.h here.
 1.29  05-May-2021  thorpej Moar static.
 1.28  18-Nov-2020  thorpej branches: 1.28.4;
malloc(9) -> kmem(9)
 1.27  11-Oct-2020  thorpej branches: 1.27.2;
Add some bus_dma instrumentation.
 1.26  10-Oct-2020  thorpej G/C alpha_XXX_dmamap() / alpha_XXX_dmamap_or. They haven't been needed
for a long time.
 1.25  10-Nov-2019  chs in many device attach paths, allocate memory with M_WAITOK instead of M_NOWAIT
and remove code to handle failures that can no longer happen.
 1.24  21-Mar-2014  christos branches: 1.24.30;
gc sprintf; reduce local static usage of interrupt strings that are only
used once for autoconf printing.
 1.23  06-Feb-2012  matt branches: 1.23.6; 1.23.10;
Do a minor cleanup of alpha (this will make applying pullups post branching
easier).
u_int{8,16,32,64}_t -> uint{*}_t
Change all old-style definitions to C89 prototypes.
Whitespace cleanup.
Constification in db_disasm.c
 1.22  01-Jul-2011  dyoung branches: 1.22.2; 1.22.6;
#include <sys/bus.h> instead of <machine/bus.h>.
 1.21  14-Jun-2011  matt Major cleanup of alpha device drivers.
Switch to CFATTACH_DECL_NEW.
struct device * -> device_t
struct cfdata * -> cfdata_t
Use of device_xname. No direct access to struct device members.
Use aprint* (not complete).
 1.20  15-Dec-2010  matt branches: 1.20.6;
Remove unneeded includes of <uvm/uvm_extern.h>
 1.19  14-Mar-2009  dsl branches: 1.19.4;
Change about 4500 of the K&R function definitions to ANSI ones.
There are still about 1600 left, but they have ',' or /* ... */
in the actual variable definitions - which my awk script doesn't handle.
There are also many that need () -> (void).
(The script does handle misordered arguments.)
 1.18  14-Mar-2009  dsl Remove all the __P() from sys (excluding sys/dist)
Diff checked with grep and MK1 eyeball.
i386 and amd64 GENERIC and sys still build.
 1.17  28-Apr-2008  martin branches: 1.17.8; 1.17.14;
Remove clause 3 and 4 from TNF licenses
 1.16  19-Jul-2001  thorpej branches: 1.16.2; 1.16.124; 1.16.126; 1.16.128;
DWLPx has a 256-byte DMA prefetch threshold.
 1.15  03-Jan-2001  thorpej branches: 1.15.4;
The code that creates/destroys SGMAP DMA maps is the same; put it
in a common place and share it.
 1.14  29-Jun-2000  mrg remove include of <vm/vm.h>. <vm/vm.h> -> <uvm/uvm_extern.h>
 1.13  06-Apr-1999  pk branches: 1.13.2;
Fix garbled words in copyright statement.
 1.12  01-Sep-1998  thorpej branches: 1.12.6;
Nuke an unused variable.
 1.11  14-Aug-1998  thorpej vm_offset_t -> {paddr_t,vaddr_t}, vm_size_t -> vsize_t
 1.10  03-Jun-1998  thorpej Allow the DMA tag to specify a boundary contraint. If the device has a
more strict boundary, the map will use it, otherwise the map will inherit
the tag's, unless the tag's constraint is 0 (no boundary constraint).
 1.9  13-May-1998  thorpej Add support for chaining DMA windows together, for falling back on
SGMAPs if a direct-mapped window fails.
 1.8  07-May-1998  thorpej Simplify the direct-mapped DMA case somewhat by adding a window base
member to the DMA tag, and calling the direct-mapped back-ends directly,
rather than through chipset-specific front-ends which pass the window
base as an additional argument.
 1.7  23-Mar-1998  mjacob Redo it slightly so that S/G now appears to work a bit better. This
version has 2GB direct map starting at 2GB, and either 256MB or 1GB
S/G starting at 1MB. I've done *some* testing on this, but I'm not
quite happy with it yet.
 1.6  04-Feb-1998  thorpej Use the common _bus_dmamap_sync() as the _dmamap_sync method in the
bus_dma_tag_t.
 1.5  17-Jan-1998  thorpej Put SGMAP-related stuff in the DMA map structure directly, rather than
indirecting through a pointer.
 1.4  17-Jan-1998  thorpej Update for "minptalign" argument to alpha_sgmap_init().
 1.3  02-Sep-1997  thorpej Nuke the idea of <machine/options.h>. It completely defeats the purpose
of fine-grain option dependencies.
 1.2  06-Jun-1997  thorpej branches: 1.2.2; 1.2.6;
Pull thorpej-bus-dma branch into mainline.
 1.1  23-May-1997  thorpej branches: 1.1.2;
file dwlpx_dma.c was initially added on branch thorpej-bus-dma.
 1.1.2.4  06-Jun-1997  thorpej Update for pci_pte*_sgmap -> pci_sgmap_pte* change.
 1.1.2.3  05-Jun-1997  thorpej Oops, convert page table address (phys) to a K0SEG address that the CPU
can use. Rearrange slightly to make it less easy to screw this up.
 1.1.2.2  03-Jun-1997  thorpej - Adopt to new common sgmap code.
- Fix several bugs, and reduce housekeeping overhead.
- Add support for sgmap-mapped DMA on the DWLPx.
 1.1.2.1  23-May-1997  thorpej Add chipset-specific DMA functions. For all of these chipsets, we have
one 1G direct-mapped DMA window at 1G and one 8M SGMAP-mapped DMA window
at 8M.
 1.2.6.1  04-Sep-1997  thorpej Update marc-pcmcia branch from trunk.
 1.2.2.2  07-Jun-1997  cgd syng thorpej-bus-dma changes with alpha-nwscons branch
 1.2.2.1  06-Jun-1997  cgd file dwlpx_dma.c was added on branch alpha-nwscons on 1997-06-07 04:43:21 +0000
 1.12.6.1  07-Apr-1999  pk branches: 1.12.6.1.2;
Pull up from trunk: copyright text warts.
 1.12.6.1.2.1  21-Jun-1999  thorpej Sync w/ -current.
 1.13.2.2  05-Jan-2001  bouyer Sync with HEAD
 1.13.2.1  20-Nov-2000  bouyer Update thorpej_scsipi to -current as of a month ago
A i386 GENERIC kernel compiles without the siop, ahc and bha drivers
(will be updated later). i386 IDE/ATAPI and ncr work, as well as
sparc/esp_sbus. alpha should work as well (untested yet).
siop, ahc and bha will be updated once I've updated the branch to current
-current, as well as machine-dependant code.
 1.15.4.1  03-Aug-2001  lukem update to -current
 1.16.128.2  04-May-2009  yamt sync with head.
 1.16.128.1  16-May-2008  yamt sync with head.
 1.16.126.1  18-May-2008  yamt sync with head.
 1.16.124.1  02-Jun-2008  mjf Sync with HEAD.
 1.16.2.2  19-Jul-2001  thorpej DWLPx has a 256-byte DMA prefetch threshold.
 1.16.2.1  19-Jul-2001  thorpej file dwlpx_dma.c was added on branch nathanw_sa on 2001-07-19 18:59:42 +0000
 1.17.14.1  13-May-2009  jym Sync with HEAD.

Commit is split, to avoid a "too many arguments" protocol error.
 1.17.8.1  28-Apr-2009  skrll Sync with HEAD.
 1.19.4.1  05-Mar-2011  rmind sync with head
 1.20.6.1  23-Jun-2011  cherry Catchup with rmind-uvmplock merge.
 1.22.6.1  18-Feb-2012  mrg merge to -current.
 1.22.2.2  22-May-2014  yamt sync with head.

for a reference, the tree before this commit was tagged
as yamt-pagecache-tag8.

this commit was splitted into small chunks to avoid
a limitation of cvs. ("Protocol error: too many arguments")
 1.22.2.1  17-Apr-2012  yamt sync with head
 1.23.10.1  18-May-2014  rmind sync with head
 1.23.6.1  20-Aug-2014  tls Rebase to HEAD as of a few days ago.
 1.24.30.1  13-Apr-2020  martin Mostly merge changes from HEAD upto 20200411
 1.27.2.1  14-Dec-2020  thorpej Sync w/ HEAD.
 1.28.4.2  01-Aug-2021  thorpej Sync with HEAD.
 1.28.4.1  13-May-2021  thorpej Sync with HEAD.

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