index : litmus-rt.git	archive/unc-master-3.0 archived-2013.1 archived-private-master archived-semi-part demo ecrts-pgm-final ecrts14-pgm-final gpusync-rtss12 gpusync/staging linux-tip litmus2008-patch-series master pgm prop/litmus-signals prop/robust-tie-break staging test tracing-devel v2.6.34-with-arm-patches v2015.1 wip-2011.2-bbb wip-2011.2-bbb-trace wip-2012.3-gpu wip-2012.3-gpu-preport wip-2012.3-gpu-rtss13 wip-2012.3-gpu-sobliv-budget-w-kshark wip-aedzl-final wip-aedzl-revised wip-arbit-deadline wip-aux-tasks wip-bbb wip-bbb-prio-don wip-better-break wip-binary-heap wip-budget wip-color wip-color-jlh wip-d10-hz1000 wip-default-clustering wip-dissipation-jerickso wip-dissipation2-jerickso wip-ecrts14-pgm wip-edf-hsb wip-edf-os wip-edf-tie-break wip-edzl-critique wip-edzl-final wip-edzl-revised wip-events wip-extra-debug wip-fix-switch-jerickso wip-fix3 wip-fmlp-dequeue wip-ft-irq-flag wip-gpu-cleanup wip-gpu-interrupts wip-gpu-rtas12 wip-gpu-rtss12 wip-gpu-rtss12-srp wip-gpusync-merge wip-ikglp wip-k-fmlp wip-kernel-coloring wip-kernthreads wip-klmirqd-to-aux wip-kshark wip-litmus-3.2 wip-litmus2011.2 wip-litmus3.0-2011.2 wip-master-2.6.33-rt wip-mc wip-mc-bipasa wip-mc-jerickso wip-mc2-cache-slack wip-mcrit-mac wip-merge-3.0 wip-merge-v3.0 wip-migration-affinity wip-mmap-uncache wip-modechange wip-nested-locking wip-omlp-gedf wip-pai wip-percore-lib wip-performance wip-pgm wip-pgm-split wip-pm-ovd wip-prio-inh wip-prioq-dgl wip-refactored-gedf wip-release-master-fix wip-robust-tie-break wip-rt-kshark wip-rtas12-pgm wip-semi-part wip-semi-part-edfos-jerickso wip-shared-lib wip-shared-lib2 wip-shared-mem wip-splitting-jerickso wip-splitting-omlp-jerickso wip-stage-binheap wip-sun-port wip-timer-trace wip-tracepoints
	The LITMUS^RT kernel.	Bjoern Brandenburg

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Branch	Commit message	Author	Age
archive/unc-master-3.0	P-FP: fix BUG_ON releated to priority inheritance	Bjoern Brandenburg	12 years
archived-2013.1	uncachedev: mmap memory that is not cached by CPUs	Glenn Elliott	12 years
archived-private-master	Merge branch 'wip-2.6.34' into old-private-master	Andrea Bastoni	15 years
archived-semi-part	Merge branch 'wip-semi-part' of ssh://cvs/cvs/proj/litmus/repo/litmus2010 int...	Andrea Bastoni	14 years
demo	Further refinements	Jonathan Herman	13 years
ecrts-pgm-final	Merge branch 'wip-ecrts14-pgm' of ssh://rtsrv.cs.unc.edu/home/litmus/litmus-r...	Glenn Elliott	11 years
ecrts14-pgm-final	Merge branch 'wip-ecrts14-pgm' of ssh://rtsrv.cs.unc.edu/home/litmus/litmus-r...	Glenn Elliott	11 years
gpusync-rtss12	Final GPUSync implementation.	Glenn Elliott	12 years
gpusync/staging	Rename IKGLP R2DGLP.	Glenn Elliott	11 years
linux-tip	Merge branch 'slab/urgent' of git://git.kernel.org/pub/scm/linux/kernel/git/p...	Linus Torvalds	14 years
litmus2008-patch-series	add i386 feather-trace implementation	Bjoern B. Brandenburg	15 years
master	PSN-EDF: use inferred_sporadic_job_release_at	Bjoern Brandenburg	9 years
pgm	make it compile	Glenn Elliott	12 years
prop/litmus-signals	Infrastructure for Litmus signals.	Glenn Elliott	13 years
prop/robust-tie-break	Fixed bug in edf_higher_prio().	Glenn Elliott	13 years
staging	Fix tracepoint compilation error	Felipe Cerqueira	12 years
test	9/23/2016	Namhoon Kim	8 years
tracing-devel	Test kernel tracing events capabilities	Andrea Bastoni	15 years
v2.6.34-with-arm-patches	smsc911x: Add spinlocks around registers access	Catalin Marinas	15 years
v2015.1	Add ARM syscall def for get_current_budget	Bjoern Brandenburg	10 years
wip-2011.2-bbb	Litmus core: simplify np-section protocol	Bjoern B. Brandenburg	13 years
wip-2011.2-bbb-trace	Refactor sched_trace_log_message() -> debug_trace_log_message()	Andrea Bastoni	13 years
wip-2012.3-gpu	SOBLIV draining support for C-EDF.	Glenn Elliott	12 years
wip-2012.3-gpu-preport	pick up last C-RM file	Glenn Elliott	11 years
wip-2012.3-gpu-rtss13	Fix critical bug in GPU tracker.	Glenn Elliott	11 years
wip-2012.3-gpu-sobliv-budget-w-kshark	Proper sobliv draining and many bug fixes.	Glenn Elliott	12 years
wip-aedzl-final	Make it easier to compile AEDZL interfaces in liblitmus.	Glenn Elliott	14 years
wip-aedzl-revised	Add sched_trace data for Apative EDZL	Glenn Elliott	14 years
wip-arbit-deadline	Fix compilation bug.	Glenn Elliott	13 years
wip-aux-tasks	Description of refined aux task inheritance.	Glenn Elliott	12 years
wip-bbb	GSN-EDF & Core: improve debug TRACE'ing for NP sections	Bjoern B. Brandenburg	14 years
wip-bbb-prio-don	use correct timestamp	Bjoern B. Brandenburg	14 years
wip-better-break	Implement hash-based EDF tie-breaking.	Glenn Elliott	13 years
wip-binary-heap	Make C-EDF work with simplified binheap_delete	Glenn Elliott	13 years
wip-budget	Added support for choices in budget policy enforcement.	Glenn Elliott	15 years
wip-color	Summarize schedulability with final record	Jonathan Herman	13 years
wip-color-jlh	sched_color: Fixed two bugs causing crashing on experiment restart and a rare...	Jonathan Herman	13 years
wip-d10-hz1000	Enable HZ=1000 on District 10	Bjoern B. Brandenburg	14 years
wip-default-clustering	Feature: Make default C-EDF clustering compile-time configurable.	Glenn Elliott	14 years
wip-dissipation-jerickso	Update from 2.6.36 to 2.6.36.4	Jeremy Erickson	11 years
wip-dissipation2-jerickso	Update 2.6.36 to 2.6.36.4	Jeremy Erickson	11 years
wip-ecrts14-pgm	Merge branch 'wip-ecrts14-pgm' of ssh://rtsrv.cs.unc.edu/home/litmus/litmus-r...	Glenn Elliott	11 years
wip-edf-hsb	last tested version	Jonathan Herman	14 years
wip-edf-os	Lookup table EDF-os	Jeremy Erickson	12 years
wip-edf-tie-break	Merge branch 'wip-edf-tie-break' of ssh://rtsrv.cs.unc.edu/home/litmus/litmus...	Glenn Elliott	13 years
wip-edzl-critique	Use hr_timer's active checks instead of having own flag.	Glenn Elliott	14 years
wip-edzl-final	Implementation of the EDZL scheduler.	Glenn Elliott	14 years
wip-edzl-revised	Clean up comments.	Glenn Elliott	14 years
wip-events	Added support for tracing arbitrary actions.	Jonathan Herman	14 years
wip-extra-debug	DBG: add additional tracing	Bjoern B. Brandenburg	14 years
wip-fix-switch-jerickso	Attempt to fix race condition with plugin switching	Jeremy Erickson	14 years
wip-fix3	sched: show length of runqueue clock deactivation in /proc/sched_debug	Bjoern B. Brandenburg	14 years
wip-fmlp-dequeue	Improve FMLP queue management.	Glenn Elliott	14 years
wip-ft-irq-flag	Feather-Trace: keep track of interrupt-related interference.	Bjoern B. Brandenburg	13 years
wip-gpu-cleanup	Enable sched_trace log injection from userspace	Glenn Elliott	12 years
wip-gpu-interrupts	Remove option for threading of all softirqs.	Glenn Elliott	13 years
wip-gpu-rtas12	Generalized GPU cost predictors + EWMA. (untested)	Glenn Elliott	12 years
wip-gpu-rtss12	Final GPUSync implementation.	Glenn Elliott	13 years
wip-gpu-rtss12-srp	experimental changes to support GPUs under SRP	Glenn Elliott	13 years
wip-gpusync-merge	Cleanup priority tracking for budget enforcement.	Glenn Elliott	11 years
wip-ikglp	Move RSM and IKGLP imp. to own .c files	Glenn Elliott	13 years
wip-k-fmlp	Merge branch 'mpi-master' into wip-k-fmlp	Glenn Elliott	13 years
wip-kernel-coloring	Added recolor syscall	Namhoon Kim	7 years
wip-kernthreads	Kludge work-queue processing into klitirqd.	Glenn Elliott	14 years
wip-klmirqd-to-aux	Allow klmirqd threads to be given names.	Glenn Elliott	12 years
wip-kshark	Merge branch 'mpi-staging' into wip-kshark	Jonathan Herman	12 years
wip-litmus-3.2	Merge commit 'v3.2' into litmus-staging	Andrea Bastoni	13 years
wip-litmus2011.2	Cleanup: Coding conformance for affinity stuff.	Glenn Elliott	14 years
wip-litmus3.0-2011.2	Feather-Trace: keep track of interrupt-related interference.	Bjoern B. Brandenburg	13 years
wip-master-2.6.33-rt	Avoid deadlock when switching task policy to BACKGROUND (ugly)	Andrea Bastoni	15 years
wip-mc	Removed ARM-specific hacks which disabled less common mixed-criticality featu...	Jonathan Herman	12 years
wip-mc-bipasa	MC-EDF added	bipasa chattopadhyay	13 years
wip-mc-jerickso	Split C/D queues	Jeremy Erickson	14 years
wip-mc2-cache-slack	Manually patched mc^2 related code	Ming Yang	9 years
wip-mcrit-mac	cosmetic	Mac Mollison	14 years
wip-merge-3.0	Prevent Linux to send IPI and queue tasks on remote CPUs.	Andrea Bastoni	14 years
wip-merge-v3.0	Prevent Linux to send IPI and queue tasks on remote CPUs.	Andrea Bastoni	14 years
wip-migration-affinity	NULL affinity dereference in C-EDF.	Glenn Elliott	14 years
wip-mmap-uncache	share branch with others	Glenn Elliott	12 years
wip-modechange	RTSS 2017 submission	Namhoon Kim	8 years
wip-nested-locking	Appears to be working.	Bryan Ward	12 years
wip-omlp-gedf	First implementation of G-OMLP.	Glenn Elliott	15 years
wip-pai	Some cleanup of PAI	Glenn Elliott	13 years
wip-percore-lib	9/21/2016	Namhoon Kim	8 years
wip-performance	CONFIG_DONT_PREEMPT_ON_TIE: Don't preeempt a scheduled task on priority tie.	Glenn Elliott	14 years
wip-pgm	Add PGM support to C-FL	Glenn Elliott	11 years
wip-pgm-split	First draft of C-FL-split	Namhoon Kim	11 years
wip-pm-ovd	Add preemption-and-migration overhead tracing support	Andrea Bastoni	15 years
wip-prio-inh	P-EDF updated to use the generic pi framework.	Glenn Elliott	15 years
wip-prioq-dgl	BUG FIX: Support DGLs with PRIOQ_MUTEX	Glenn Elliott	12 years
wip-refactored-gedf	Generalizd architecture for GEDF-style scheduelrs to reduce code redundancy.	Glenn Elliott	14 years
wip-release-master-fix	bugfix: release master CPU must signal task was picked	Bjoern B. Brandenburg	14 years
wip-robust-tie-break	EDF priority tie-breaks.	Glenn Elliott	13 years
wip-rt-kshark	Move task time accounting into the complete_job method.	Jonathan Herman	12 years
wip-rtas12-pgm	Scheduling of PGM jobs.	Glenn Elliott	13 years
wip-semi-part	Fix compile error with newer GCC	Jeremy Erickson	12 years
wip-semi-part-edfos-jerickso	Use initial CPU set by client	Jeremy Erickson	12 years
wip-shared-lib	TODO: Fix condition checks in replicate_page_move_mapping()	Namhoon Kim	9 years
wip-shared-lib2	RTAS 2017 Submission ver.	Namhoon Kim	8 years
wip-shared-mem	Initial commit for shared library	Namhoon Kim	9 years
wip-splitting-jerickso	Fix release behavior	Jeremy Erickson	12 years
wip-splitting-omlp-jerickso	Bjoern's Dissertation Code with Priority Donation	Jeremy Erickson	13 years
wip-stage-binheap	An efficient binary heap implementation.	Glenn Elliott	13 years
wip-sun-port	Dynamic memory allocation and clean exit for FeatherTrace	Christopher Kenna	14 years
wip-timer-trace	bugfix: C-EDF, clear scheduled field of the correct CPU upon task_exit	Andrea Bastoni	14 years
wip-tracepoints	Add kernel-style events for sched_trace_XXX() functions	Andrea Bastoni	13 years
Tag	Download	Author	Age
2015.1	commit 8e51b37822...	Bjoern Brandenburg	10 years
2013.1	commit bcaacec1ca...	Glenn Elliott	12 years
2012.3	commit c158b5fbe4...	Jonathan Herman	12 years
2012.2	commit b53c479a0f...	Glenn Elliott	13 years
2012.1	commit 83b11ea1c6...	Bjoern B. Brandenburg	13 years
rtas12-mc-beta-exp	commit 8e236ee20f...	Christopher Kenna	13 years
2011.1	commit d11808b5c6...	Christopher Kenna	14 years
v2.6.37-rc4	commit e8a7e48bb2...	Linus Torvalds	14 years
v2.6.37-rc3	commit 3561d43fd2...	Linus Torvalds	14 years
v2.6.37-rc2	commit e53beacd23...	Linus Torvalds	14 years
v2.6.37-rc1	commit c8ddb2713c...	Linus Torvalds	14 years
v2.6.36	commit f6f94e2ab1...	Linus Torvalds	14 years
2010.2	commit 5c5456402d...	Bjoern B. Brandenburg	14 years
v2.6.36-rc8	commit cd07202cc8...	Linus Torvalds	14 years
v2.6.36-rc7	commit cb655d0f3d...	Linus Torvalds	14 years
v2.6.36-rc6	commit 899611ee7d...	Linus Torvalds	14 years
v2.6.36-rc5	commit b30a3f6257...	Linus Torvalds	14 years
v2.6.36-rc4	commit 49553c2ef8...	Linus Torvalds	15 years
v2.6.36-rc3	commit 2bfc96a127...	Linus Torvalds	15 years
v2.6.36-rc2	commit 76be97c1fc...	Linus Torvalds	15 years
v2.6.36-rc1	commit da5cabf80e...	Linus Torvalds	15 years
v2.6.35	commit 9fe6206f40...	Linus Torvalds	15 years
v2.6.35-rc6	commit b37fa16e78...	Linus Torvalds	15 years
v2.6.35-rc5	commit 1c5474a65b...	Linus Torvalds	15 years
v2.6.35-rc4	commit 815c4163b6...	Linus Torvalds	15 years
v2.6.35-rc3	commit 7e27d6e778...	Linus Torvalds	15 years
v2.6.35-rc2	commit e44a21b726...	Linus Torvalds	15 years
v2.6.35-rc1	commit 67a3e12b05...	Linus Torvalds	15 years
2010.1	commit 7c1ff4c544...	Andrea Bastoni	15 years
v2.6.34	commit e40152ee1e...	Linus Torvalds	15 years
v2.6.33.4	commit 4640b4e7d9...	Greg Kroah-Hartman	15 years
v2.6.34-rc7	commit b57f95a382...	Linus Torvalds	15 years
v2.6.34-rc6	commit 66f41d4c5c...	Linus Torvalds	15 years
v2.6.33.3	commit 3e7ad8ed97...	Greg Kroah-Hartman	15 years
v2.6.34-rc5	commit 01bf0b6457...	Linus Torvalds	15 years
v2.6.34-rc4	commit 0d0fb0f9c5...	Linus Torvalds	15 years
v2.6.33.2	commit 19f00f070c...	Greg Kroah-Hartman	15 years
v2.6.34-rc3	commit 2eaa9cfdf3...	Linus Torvalds	15 years
v2.6.34-rc2	commit 220bf991b0...	Linus Torvalds	15 years
v2.6.33.1	commit dbdafe5ccf...	Greg Kroah-Hartman	15 years
v2.6.34-rc1	commit 57d54889cd...	Linus Torvalds	15 years
v2.6.33	commit 60b341b778...	Linus Torvalds	15 years
v2.6.33-rc8	commit 724e6d3fe8...	Linus Torvalds	15 years
v2.6.33-rc7	commit 29275254ca...	Linus Torvalds	15 years
v2.6.33-rc6	commit abe94c756c...	Linus Torvalds	15 years
v2.6.33-rc5	commit 92dcffb916...	Linus Torvalds	15 years
v2.6.33-rc4	commit 7284ce6c9f...	Linus Torvalds	15 years
v2.6.33-rc3	commit 74d2e4f8d7...	Linus Torvalds	15 years
v2.6.33-rc2	commit 6b7b284958...	Linus Torvalds	15 years
v2.6.33-rc1	commit 55639353a0...	Linus Torvalds	15 years
v2.6.32	commit 22763c5cf3...	Linus Torvalds	15 years
v2.6.32-rc8	commit 648f4e3e50...	Linus Torvalds	15 years
v2.6.32-rc7	commit 156171c71a...	Linus Torvalds	15 years
v2.6.32-rc6	commit b419148e56...	Linus Torvalds	15 years
v2.6.32-rc5	commit 012abeea66...	Linus Torvalds	15 years
v2.6.32-rc4	commit 161291396e...	Linus Torvalds	15 years
v2.6.32-rc3	commit 374576a8b6...	Linus Torvalds	15 years
v2.6.32-rc1	commit 17d857be64...	Linus Torvalds	15 years
v2.6.32-rc2	commit 17d857be64...	Linus Torvalds	15 years
v2.6.31	commit 74fca6a428...	Linus Torvalds	16 years
v2.6.31-rc9	commit e07cccf404...	Linus Torvalds	16 years
v2.6.31-rc8	commit 326ba5010a...	Linus Torvalds	16 years
v2.6.31-rc7	commit 422bef879e...	Linus Torvalds	16 years
v2.6.31-rc6	commit 64f1607ffb...	Linus Torvalds	16 years
v2.6.31-rc5	commit ed680c4ad4...	Linus Torvalds	16 years
v2.6.31-rc4	commit 4be3bd7849...	Linus Torvalds	16 years
v2.6.31-rc3	commit 6847e154e3...	Linus Torvalds	16 years
v2.6.31-rc2	commit 8e4a718ff3...	Linus Torvalds	16 years
v2.6.31-rc1	commit 28d0325ce6...	Linus Torvalds	16 years
v2.6.30	commit 07a2039b8e...	Linus Torvalds	16 years
v2.6.30-rc8	commit 9fa7eb283c...	Linus Torvalds	16 years
v2.6.30-rc7	commit 59a3759d0f...	Linus Torvalds	16 years
v2.6.30-rc6	commit 1406de8e11...	Linus Torvalds	16 years
v2.6.30-rc5	commit 091bf7624d...	Linus Torvalds	16 years
v2.6.30-rc4	commit 091438dd56...	Linus Torvalds	16 years
v2.6.30-rc3	commit 0910697403...	Linus Torvalds	16 years
v2.6.30-rc2	commit 0882e8dd3a...	Linus Torvalds	16 years
v2.6.30-rc1	commit 577c9c456f...	Linus Torvalds	16 years
v2.6.29	commit 8e0ee43bc2...	Linus Torvalds	16 years
v2.6.29-rc8	commit 041b62374c...	Linus Torvalds	16 years
v2.6.29-rc7	commit fec6c6fec3...	Linus Torvalds	16 years
v2.6.29-rc6	commit 20f4d6c3a2...	Linus Torvalds	16 years
v2.6.29-rc5	commit d2f8d7ee1a...	Linus Torvalds	16 years
v2.6.29-rc4	commit 8e4921515c...	Linus Torvalds	16 years
v2.6.29-rc3	commit 18e352e4a7...	Linus Torvalds	16 years
v2.6.29-rc2	commit 1de9e8e70f...	Linus Torvalds	16 years
v2.6.29-rc1	commit c59765042f...	Linus Torvalds	16 years
v2.6.28	commit 4a6908a3a0...	Linus Torvalds	16 years
v2.6.28-rc9	commit 929096fe9f...	Linus Torvalds	16 years
v2.6.28-rc8	commit 8b1fae4e42...	Linus Torvalds	16 years
v2.6.28-rc7	commit 061e41fdb5...	Linus Torvalds	16 years
v2.6.28-rc6	commit 13d428afc0...	Linus Torvalds	16 years
v2.6.28-rc5	commit 9bf1a2445f...	Linus Torvalds	16 years
v2.6.28-rc4	commit f7160c7573...	Linus Torvalds	16 years
v2.6.28-rc3	commit 45beca08dd...	Linus Torvalds	16 years
v2.6.28-rc2	commit 0173a3265b...	Linus Torvalds	16 years
v2.6.28-rc1	commit 57f8f7b60d...	Linus Torvalds	16 years
v2.6.27	commit 3fa8749e58...	Linus Torvalds	16 years
v2.6.27-rc9	commit 4330ed8ed4...	Linus Torvalds	16 years
v2.6.27-rc8	commit 94aca1dac6...	Linus Torvalds	16 years
v2.6.27-rc7	commit 72d31053f6...	Linus Torvalds	16 years
v2.6.27-rc6	commit adee14b2e1...	Linus Torvalds	17 years
v2.6.27-rc5	commit 24342c34a0...	Linus Torvalds	17 years
v2.6.27-rc4	commit 6a55617ed5...	Linus Torvalds	17 years
v2.6.27-rc3	commit 30a2f3c60a...	Linus Torvalds	17 years
v2.6.27-rc2	commit 0967d61ea0...	Linus Torvalds	17 years
v2.6.27-rc1	commit 6e86841d05...	Linus Torvalds	17 years
v2.6.26	commit bce7f793da...	Linus Torvalds	17 years
v2.6.26-rc9	commit b7279469d6...	Linus Torvalds	17 years
v2.6.26-rc8	commit 543cf4cb3f...	Linus Torvalds	17 years
v2.6.26-rc7	commit d70ac829b7...	Linus Torvalds	17 years
v2.6.26-rc6	commit 5dd34572ad...	Linus Torvalds	17 years
v2.6.26-rc5	commit 53c8ba9540...	Linus Torvalds	17 years
v2.6.26-rc4	commit e490517a03...	Linus Torvalds	17 years
v2.6.26-rc3	commit b8291ad07a...	Linus Torvalds	17 years
v2.6.26-rc2	commit 492c2e476e...	Linus Torvalds	17 years
v2.6.26-rc1	commit 2ddcca36c8...	Linus Torvalds	17 years
v2.6.25	commit 4b119e21d0...	Linus Torvalds	17 years
v2.6.25-rc9	commit 120dd64cac...	Linus Torvalds	17 years
v2.6.25-rc8	commit 0e81a8ae37...	Linus Torvalds	17 years
v2.6.25-rc7	commit 05dda977f2...	Linus Torvalds	17 years
v2.6.25-rc6	commit a978b30af3...	Linus Torvalds	17 years
v2.6.25-rc5	commit cdeeeae056...	Linus Torvalds	17 years
v2.6.25-rc4	commit 29e8c3c304...	Linus Torvalds	17 years
v2.6.25-rc3	commit bfa274e243...	Linus Torvalds	17 years
v2.6.25-rc2	commit 101142c37b...	Linus Torvalds	17 years
v2.6.25-rc1	commit 19af35546d...	Linus Torvalds	17 years
v2.6.24	commit 49914084e7...	Linus Torvalds	17 years
v2.6.24-rc8	commit cbd9c88369...	Linus Torvalds	17 years
v2.6.24-rc7	commit 3ce5445046...	Linus Torvalds	17 years
v2.6.24-rc6	commit ea67db4cdb...	Linus Torvalds	17 years
v2.6.24-rc5	commit 82d29bf6dc...	Linus Torvalds	17 years
v2.6.24-rc4	commit 09b56adc98...	Linus Torvalds	17 years
v2.6.24-rc3	commit d9f8bcbf67...	Linus Torvalds	17 years
v2.6.24-rc2	commit dbeeb816e8...	Linus Torvalds	17 years
v2.6.24-rc1	commit c9927c2bf4...	Linus Torvalds	17 years
v2.6.23	commit bbf25010f1...	Linus Torvalds	17 years
v2.6.23-rc9	commit 3146b39c18...	Linus Torvalds	17 years
v2.6.23-rc8	commit 4942de4a0e...	Linus Torvalds	17 years
v2.6.23-rc7	commit 81cfe79b9c...	Linus Torvalds	17 years
v2.6.23-rc6	commit 0d4cbb5e7f...	Linus Torvalds	18 years
v2.6.23-rc5	commit 40ffbfad6b...	Linus Torvalds	18 years
v2.6.23-rc4	commit b07d68b5ca...	Linus Torvalds	18 years
v2.6.23-rc3	commit 39d3520c92...	Linus Torvalds	18 years
v2.6.23-rc2	commit d4ac2477fa...	Linus Torvalds	18 years
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generated by cgit v1.2.2 (git 2.25.0) at 2025-03-13 16:17:34 -0400

/*
 *  Copyright (C) 1998-2002		Andre Hedrick <andre@linux-ide.org>
 *  Copyright (C) 2006-2007		MontaVista Software, Inc.
 *  Copyright (C) 2007			Bartlomiej Zolnierkiewicz
 *
 *  Portions Copyright (C) 1999 Promise Technology, Inc.
 *  Author: Frank Tiernan (frankt@promise.com)
 *  Released under terms of General Public License
 */

#include <linux/types.h>
#include <linux/module.h>
#include <linux/kernel.h>
#include <linux/delay.h>
#include <linux/blkdev.h>
#include <linux/pci.h>
#include <linux/init.h>
#include <linux/ide.h>

#include <asm/io.h>

#define DRV_NAME "pdc202xx_old"

#define PDC202XX_DEBUG_DRIVE_INFO	0

static const char *pdc_quirk_drives[] = {
	"QUANTUM FIREBALLlct08 08",
	"QUANTUM FIREBALLP KA6.4",
	"QUANTUM FIREBALLP KA9.1",
	"QUANTUM FIREBALLP LM20.4",
	"QUANTUM FIREBALLP KX13.6",
	"QUANTUM FIREBALLP KX20.5",
	"QUANTUM FIREBALLP KX27.3",
	"QUANTUM FIREBALLP LM20.5",
	NULL
};

static void pdc_old_disable_66MHz_clock(ide_hwif_t *);

static void pdc202xx_set_mode(ide_drive_t *drive, const u8 speed)
{
	ide_hwif_t *hwif	= drive->hwif;
	struct pci_dev *dev	= to_pci_dev(hwif->dev);
	u8 drive_pci		= 0x60 + (drive->dn << 2);

	u8			AP = 0, BP = 0, CP = 0;
	u8			TA = 0, TB = 0, TC = 0;

#if PDC202XX_DEBUG_DRIVE_INFO
	u32			drive_conf = 0;
	pci_read_config_dword(dev, drive_pci, &drive_conf);
#endif

	/*
	 * TODO: do this once per channel
	 */
	if (dev->device != PCI_DEVICE_ID_PROMISE_20246)
		pdc_old_disable_66MHz_clock(hwif);

	pci_read_config_byte(dev, drive_pci,     &AP);
	pci_read_config_byte(dev, drive_pci + 1, &BP);
	pci_read_config_byte(dev, drive_pci + 2, &CP);

	switch(speed) {
		case XFER_UDMA_5:
		case XFER_UDMA_4:	TB = 0x20; TC = 0x01; break;
		case XFER_UDMA_2:	TB = 0x20; TC = 0x01; break;
		case XFER_UDMA_3:
		case XFER_UDMA_1:	TB = 0x40; TC = 0x02; break;
		case XFER_UDMA_0:
		case XFER_MW_DMA_2:	TB = 0x60; TC = 0x03; break;
		case XFER_MW_DMA_1:	TB = 0x60; TC = 0x04; break;
		case XFER_MW_DMA_0:	TB = 0xE0; TC = 0x0F; break;
		case XFER_PIO_4:	TA = 0x01; TB = 0x04; break;
		case XFER_PIO_3:	TA = 0x02; TB = 0x06; break;
		case XFER_PIO_2:	TA = 0x03; TB = 0x08; break;
		case XFER_PIO_1:	TA = 0x05; TB = 0x0C; break;
		case XFER_PIO_0:
		default:		TA = 0x09; TB = 0x13; break;
	}

	if (speed < XFER_SW_DMA_0) {
		/*
		 * preserve SYNC_INT / ERDDY_EN bits while clearing
		 * Prefetch_EN / IORDY_EN / PA[3:0] bits of register A
		 */
		AP &= ~0x3f;
		if (ata_id_iordy_disable(drive->id))
			AP |= 0x20;	/* set IORDY_EN bit */
		if (drive->media == ide_disk)
			AP |= 0x10;	/* set Prefetch_EN bit */
		/* clear PB[4:0] bits of register B */
		BP &= ~0x1f;
		pci_write_config_byte(dev, drive_pci,     AP | TA);
		pci_write_config_byte(dev, drive_pci + 1, BP | TB);
	} else {
		/* clear MB[2:0] bits of register B */
		BP &= ~0xe0;
		/* clear MC[3:0] bits of register C */
		CP &= ~0x0f;
		pci_write_config_byte(dev, drive_pci + 1, BP | TB);
		pci_write_config_byte(dev, drive_pci + 2, CP | TC);
	}

#if PDC202XX_DEBUG_DRIVE_INFO
	printk(KERN_DEBUG "%s: %s drive%d 0x%08x ",
		drive->name, ide_xfer_verbose(speed),
		drive->dn, drive_conf);
	pci_read_config_dword(dev, drive_pci, &drive_conf);
	printk("0x%08x\n", drive_conf);
#endif
}

static void pdc202xx_set_pio_mode(ide_drive_t *drive, const u8 pio)
{
	pdc202xx_set_mode(drive, XFER_PIO_0 + pio);
}

static u8 pdc2026x_cable_detect(ide_hwif_t *hwif)
{
	struct pci_dev *dev = to_pci_dev(hwif->dev);
	u16 CIS, mask = hwif->channel ? (1 << 11) : (1 << 10);

	pci_read_config_word(dev, 0x50, &CIS);

	return (CIS & mask) ? ATA_CBL_PATA40 : ATA_CBL_PATA80;
}

/*
 * Set the control register to use the 66MHz system
 * clock for UDMA 3/4/5 mode operation when necessary.
 *
 * FIXME: this register is shared by both channels, some locking is needed
 *
 * It may also be possible to leave the 66MHz clock on
 * and readjust the timing parameters.
 */
static void pdc_old_enable_66MHz_clock(ide_hwif_t *hwif)
{
	unsigned long clock_reg = hwif->extra_base + 0x01;
	u8 clock = inb(clock_reg);

	outb(clock | (hwif->channel ? 0x08 : 0x02), clock_reg);
}

static void pdc_old_disable_66MHz_clock(ide_hwif_t *hwif)
{
	unsigned long clock_reg = hwif->extra_base + 0x01;
	u8 clock = inb(clock_reg);

	outb(clock & ~(hwif->channel ? 0x08 : 0x02), clock_reg);
}

static void pdc202xx_quirkproc(ide_drive_t *drive)
{
	const char **list, *m = (char *)&drive->id[ATA_ID_PROD];

	for (list = pdc_quirk_drives; *list != NULL; list++)
		if (strstr(m, *list) != NULL) {
			drive->quirk_list = 2;
			return;
		}

	drive->quirk_list = 0;
}

static void pdc202xx_dma_start(ide_drive_t *drive)
{
	if (drive->current_speed > XFER_UDMA_2)
		pdc_old_enable_66MHz_clock(drive->hwif);
	if (drive->media != ide_disk || (drive->dev_flags & IDE_DFLAG_LBA48)) {
		ide_hwif_t *hwif	= drive->hwif;
		struct request *rq	= hwif->rq;
		unsigned long high_16	= hwif->extra_base - 16;
		unsigned long atapi_reg	= high_16 + (hwif->channel ? 0x24 : 0x20);
		u32 word_count	= 0;
		u8 clock = inb(high_16 + 0x11);

		outb(clock | (hwif->channel ? 0x08 : 0x02), high_16 + 0x11);
		word_count = (rq->nr_sectors << 8);
		word_count = (rq_data_dir(rq) == READ) ?
					word_count | 0x05000000 :
					word_count | 0x06000000;
		outl(word_count, atapi_reg);
	}
	ide_dma_start(drive);
}

static int pdc202xx_dma_end(ide_drive_t *drive)
{
	if (drive->media != ide_disk || (drive->dev_flags & IDE_DFLAG_LBA48)) {
		ide_hwif_t *hwif	= drive->hwif;
		unsigned long high_16	= hwif->extra_base - 16;
		unsigned long atapi_reg	= high_16 + (hwif->channel ? 0x24 : 0x20);
		u8 clock		= 0;

		outl(0, atapi_reg); /* zero out extra */
		clock = inb(high_16 + 0x11);
		outb(clock & ~(hwif->channel ? 0x08:0x02), high_16 + 0x11);
	}
	if (drive->current_speed > XFER_UDMA_2)
		pdc_old_disable_66MHz_clock(drive->hwif);
	return ide_dma_end(drive);
}

static int pdc202xx_dma_test_irq(ide_drive_t *drive)
{
	ide_hwif_t *hwif	= drive->hwif;
	unsigned long high_16	= hwif->extra_base - 16;
	u8 dma_stat		= inb(hwif->dma_base + ATA_DMA_STATUS);
	u8 sc1d			= inb(high_16 + 0x001d);

	if (hwif->channel) {
		/* bit7: Error, bit6: Interrupting, bit5: FIFO Full, bit4: FIFO Empty */
		if ((sc1d & 0x50) == 0x50)
			goto somebody_else;
		else if ((sc1d & 0x40) == 0x40)
			return (dma_stat & 4) == 4;
	} else {
		/* bit3: Error, bit2: Interrupting, bit1: FIFO Full, bit0: FIFO Empty */
		if ((sc1d & 0x05) == 0x05)
			goto somebody_else;
		else if ((sc1d & 0x04) == 0x04)
			return (dma_stat & 4) == 4;
	}
somebody_else:
	return (dma_stat & 4) == 4;	/* return 1 if INTR asserted */
}

static void pdc202xx_reset_host (ide_hwif_t *hwif)
{
	unsigned long high_16	= hwif->extra_base - 16;
	u8 udma_speed_flag	= inb(high_16 | 0x001f);

	outb(udma_speed_flag | 0x10, high_16 | 0x001f);
	mdelay(100);
	outb(udma_speed_flag & ~0x10, high_16 | 0x001f);
	mdelay(2000);	/* 2 seconds ?! */

	printk(KERN_WARNING "PDC202XX: %s channel reset.\n",
		hwif->channel ? "Secondary" : "Primary");
}

static void pdc202xx_reset (ide_drive_t *drive)
{
	ide_hwif_t *hwif	= drive->hwif;
	ide_hwif_t *mate	= hwif->mate;

	pdc202xx_reset_host(hwif);
	pdc202xx_reset_host(mate);

	ide_set_max_pio(drive);
}

static void pdc202xx_dma_lost_irq(ide_drive_t *drive)
{
	pdc202xx_reset(drive);
	ide_dma_lost_irq(drive);
}

static void pdc202xx_dma_timeout(ide_drive_t *drive)
{
	pdc202xx_reset(drive);
	ide_dma_timeout(drive);
}

static int init_chipset_pdc202xx(struct pci_dev *dev)
{
	unsigned long dmabase = pci_resource_start(dev, 4);
	u8 udma_speed_flag = 0, primary_mode = 0, secondary_mode = 0;

	if (dmabase == 0)
		goto out;

	udma_speed_flag	= inb(dmabase | 0x1f);
	primary_mode	= inb(dmabase | 0x1a);
	secondary_mode	= inb(dmabase | 0x1b);
	printk(KERN_INFO "%s: (U)DMA Burst Bit %sABLED " \
		"Primary %s Mode " \
		"Secondary %s Mode.\n", pci_name(dev),
		(udma_speed_flag & 1) ? "EN" : "DIS",
		(primary_mode & 1) ? "MASTER" : "PCI",
		(secondary_mode & 1) ? "MASTER" : "PCI" );

	if (!(udma_speed_flag & 1)) {
		printk(KERN_INFO "%s: FORCING BURST BIT 0x%02x->0x%02x ",
			pci_name(dev), udma_speed_flag,
			(udma_speed_flag|1));
		outb(udma_speed_flag | 1, dmabase | 0x1f);
		printk("%sACTIVE\n", (inb(dmabase | 0x1f) & 1) ? "" : "IN");
	}
out:
	return 0;
}

static void __devinit pdc202ata4_fixup_irq(struct pci_dev *dev,
					   const char *name)
{
	if ((dev->class >> 8) != PCI_CLASS_STORAGE_IDE) {
		u8 irq = 0, irq2 = 0;
		pci_read_config_byte(dev, PCI_INTERRUPT_LINE, &irq);
		/* 0xbc */
		pci_read_config_byte(dev, (PCI_INTERRUPT_LINE)|0x80, &irq2);
		if (irq != irq2) {
			pci_write_config_byte(dev,
				(PCI_INTERRUPT_LINE)|0x80, irq);     /* 0xbc */
			printk(KERN_INFO "%s %s: PCI config space interrupt "
				"mirror fixed\n", name, pci_name(dev));
		}
	}
}

#define IDE_HFLAGS_PDC202XX \
	(IDE_HFLAG_ERROR_STOPS_FIFO | \
	 IDE_HFLAG_OFF_BOARD)

static const struct ide_port_ops pdc20246_port_ops = {
	.set_pio_mode		= pdc202xx_set_pio_mode,
	.set_dma_mode		= pdc202xx_set_mode,
	.quirkproc		= pdc202xx_quirkproc,
};

static const struct ide_port_ops pdc2026x_port_ops = {
	.set_pio_mode		= pdc202xx_set_pio_mode,
	.set_dma_mode		= pdc202xx_set_mode,
	.quirkproc		= pdc202xx_quirkproc,
	.resetproc		= pdc202xx_reset,
	.cable_detect		= pdc2026x_cable_detect,
};

static const struct ide_dma_ops pdc20246_dma_ops = {
	.dma_host_set		= ide_dma_host_set,
	.dma_setup		= ide_dma_setup,
	.dma_exec_cmd		= ide_dma_exec_cmd,
	.dma_start		= ide_dma_start,
	.dma_end		= ide_dma_end,
	.dma_test_irq		= pdc202xx_dma_test_irq,
	.dma_lost_irq		= pdc202xx_dma_lost_irq,
	.dma_timeout		= pdc202xx_dma_timeout,
	.dma_sff_read_status	= ide_dma_sff_read_status,
};

static const struct ide_dma_ops pdc2026x_dma_ops = {
	.dma_host_set		= ide_dma_host_set,
	.dma_setup		= ide_dma_setup,
	.dma_exec_cmd		= ide_dma_exec_cmd,
	.dma_start		= pdc202xx_dma_start,
	.dma_end		= pdc202xx_dma_end,
	.dma_test_irq		= pdc202xx_dma_test_irq,
	.dma_lost_irq		= pdc202xx_dma_lost_irq,
	.dma_timeout		= pdc202xx_dma_timeout,
	.dma_sff_read_status	= ide_dma_sff_read_status,
};

#define DECLARE_PDC2026X_DEV(udma, sectors) \
	{ \
		.name		= DRV_NAME, \
		.init_chipset	= init_chipset_pdc202xx, \
		.port_ops	= &pdc2026x_port_ops, \
		.dma_ops	= &pdc2026x_dma_ops, \
		.host_flags	= IDE_HFLAGS_PDC202XX, \
		.pio_mask	= ATA_PIO4, \
		.mwdma_mask	= ATA_MWDMA2, \
		.udma_mask	= udma, \
		.max_sectors	= sectors, \
	}

static const struct ide_port_info pdc202xx_chipsets[] __devinitdata = {
	{	/* 0: PDC20246 */
		.name		= DRV_NAME,
		.init_chipset	= init_chipset_pdc202xx,
		.port_ops	= &pdc20246_port_ops,
		.dma_ops	= &pdc20246_dma_ops,
		.host_flags	= IDE_HFLAGS_PDC202XX,
		.pio_mask	= ATA_PIO4,
		.mwdma_mask	= ATA_MWDMA2,
		.udma_mask	= ATA_UDMA2,
	},

	/* 1: PDC2026{2,3} */
	DECLARE_PDC2026X_DEV(ATA_UDMA4, 0),
	/* 2: PDC2026{5,7}: UDMA5, limit LBA48 requests to 256 sectors */
	DECLARE_PDC2026X_DEV(ATA_UDMA5, 256),
};

/**
 *	pdc202xx_init_one	-	called when a PDC202xx is found
 *	@dev: the pdc202xx device
 *	@id: the matching pci id
 *
 *	Called when the PCI registration layer (or the IDE initialization)
 *	finds a device matching our IDE device tables.
 */
 
static int __devinit pdc202xx_init_one(struct pci_dev *dev, const struct pci_device_id *id)
{
	const struct ide_port_info *d;
	u8 idx = id->driver_data;

	d = &pdc202xx_chipsets[idx];

	if (idx < 2)
		pdc202ata4_fixup_irq(dev, d->name);

	if (dev->vendor == PCI_DEVICE_ID_PROMISE_20265) {
		struct pci_dev *bridge = dev->bus->self;

		if (bridge &&
		    bridge->vendor == PCI_VENDOR_ID_INTEL &&
		    (bridge->device == PCI_DEVICE_ID_INTEL_I960 ||
		     bridge->device == PCI_DEVICE_ID_INTEL_I960RM)) {
			printk(KERN_INFO DRV_NAME " %s: skipping Promise "
				"PDC20265 attached to I2O RAID controller\n",
				pci_name(dev));
			return -ENODEV;
		}
	}

	return ide_pci_init_one(dev, d, NULL);
}

static const struct pci_device_id pdc202xx_pci_tbl[] = {
	{ PCI_VDEVICE(PROMISE, PCI_DEVICE_ID_PROMISE_20246), 0 },
	{ PCI_VDEVICE(PROMISE, PCI_DEVICE_ID_PROMISE_20262), 1 },
	{ PCI_VDEVICE(PROMISE, PCI_DEVICE_ID_PROMISE_20263), 1 },
	{ PCI_VDEVICE(PROMISE, PCI_DEVICE_ID_PROMISE_20265), 2 },
	{ PCI_VDEVICE(PROMISE, PCI_DEVICE_ID_PROMISE_20267), 2 },
	{ 0, },
};
MODULE_DEVICE_TABLE(pci, pdc202xx_pci_tbl);

static struct pci_driver pdc202xx_pci_driver = {
	.name		= "Promise_Old_IDE",
	.id_table	= pdc202xx_pci_tbl,
	.probe		= pdc202xx_init_one,
	.remove		= ide_pci_remove,
	.suspend	= ide_pci_suspend,
	.resume		= ide_pci_resume,
};

static int __init pdc202xx_ide_init(void)
{
	return ide_pci_register_driver(&pdc202xx_pci_driver);
}

static void __exit pdc202xx_ide_exit(void)
{
	pci_unregister_driver(&pdc202xx_pci_driver);
}

module_init(pdc202xx_ide_init);
module_exit(pdc202xx_ide_exit);

MODULE_AUTHOR("Andre Hedrick, Frank Tiernan");
MODULE_DESCRIPTION("PCI driver module for older Promise IDE");
MODULE_LICENSE("GPL");