diff options
| author |   Terry Bowman <terry.bowman@amd.com> | 2022-02-02 09:35:24 -0600 |
|---|---|---|
| committer |   Wim Van Sebroeck <wim@linux-watchdog.org> | 2022-03-27 17:04:33 +0200 |
| commit | 0578fff4aae5bce3f09875f58e68e9ffbab8daf5 (patch) | |
| tree | 5c88e6372a8a4e03959ad6691f062e380fe8d60c /tools/perf/util/scripting-engines/trace-event-python.c | |
| parent | Watchdog: sp5100_tco: Refactor MMIO base address initialization (diff) | |
| download | wireguard-linux-0578fff4aae5bce3f09875f58e68e9ffbab8daf5.tar.xz wireguard-linux-0578fff4aae5bce3f09875f58e68e9ffbab8daf5.zip | |
Watchdog: sp5100_tco: Add initialization using EFCH MMIO
cd6h/cd7h port I/O can be disabled on recent AMD hardware. Read
accesses to disabled cd6h/cd7h port I/O will return F's and written
data is dropped. It is recommended to replace the cd6h/cd7h
port I/O with MMIO.
Co-developed-by: Robert Richter <rrichter@amd.com>
Signed-off-by: Robert Richter <rrichter@amd.com>
Signed-off-by: Terry Bowman <terry.bowman@amd.com>
Tested-by: Jean Delvare <jdelvare@suse.de>
Reviewed-by: Jean Delvare <jdelvare@suse.de>
Reviewed-by: Guenter Roeck <linux@roeck-us.net>
Link: https://lore.kernel.org/r/20220202153525.1693378-4-terry.bowman@amd.com
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Wim Van Sebroeck <wim@linux-watchdog.org>
Diffstat (limited to 'tools/perf/util/scripting-engines/trace-event-python.c')
0 files changed, 0 insertions, 0 deletions