From 6f0d8b011e412d9dfb03c87d58d9b30440058ca5 Mon Sep 17 00:00:00 2001 From: Ben Widawsky Date: Tue, 16 Apr 2013 23:09:25 -0700 Subject: [PATCH] quick_dump: Add dpio read The sample usage is in reg_access.dpio_read(). We should add some semantics to the text files to detect DPIO registers, and do the right thing. Cc: Jesse Barnes Signed-off-by: Ben Widawsky Reviewed-by: Jesse Barnes Signed-off-by: Daniel Vetter --- tools/quick_dump/Makefile.am | 3 ++- tools/quick_dump/chipset.i | 2 ++ tools/quick_dump/reg_access.py | 6 ++++++ 3 files changed, 10 insertions(+), 1 deletion(-) diff --git a/tools/quick_dump/Makefile.am b/tools/quick_dump/Makefile.am index 42ab140..afd6814 100644 --- a/tools/quick_dump/Makefile.am +++ b/tools/quick_dump/Makefile.am @@ -11,7 +11,8 @@ I915ChipsetPython_la_SOURCES = chipset_wrap_python.c intel_chipset.c \ $(top_srcdir)/lib/intel_drm.c \ $(top_srcdir)/lib/intel_pci.c \ $(top_srcdir)/lib/intel_reg_map.c \ - $(top_srcdir)/lib/intel_mmio.c + $(top_srcdir)/lib/intel_mmio.c \ + $(top_srcdir)/lib/intel_dpio.c chipset_wrap_python.c chipset.py: chipset.i $(SWIG) $(AX_SWIG_PYTHON_OPT) -I/usr/include -I$(top_srcdir)/lib -o $@ $< diff --git a/tools/quick_dump/chipset.i b/tools/quick_dump/chipset.i index 36e7f4c..0a15d38 100644 --- a/tools/quick_dump/chipset.i +++ b/tools/quick_dump/chipset.i @@ -14,6 +14,7 @@ extern uint32_t intel_register_write(uint32_t reg, uint32_t val); extern void intel_register_access_fini(); extern int intel_register_access_needs_wake(); extern unsigned short pcidev_to_devid(struct pci_device *pci_dev); +extern uint32_t intel_dpio_reg_read(uint32_t reg); %} extern int is_sandybridge(unsigned short pciid); @@ -26,3 +27,4 @@ extern uint32_t intel_register_write(uint32_t reg, uint32_t val); extern void intel_register_access_fini(); extern int intel_register_access_needs_wake(); extern unsigned short pcidev_to_devid(struct pci_device *pci_dev); +extern uint32_t intel_dpio_reg_read(uint32_t reg); diff --git a/tools/quick_dump/reg_access.py b/tools/quick_dump/reg_access.py index b7f3100..e2a0a95 100755 --- a/tools/quick_dump/reg_access.py +++ b/tools/quick_dump/reg_access.py @@ -27,6 +27,12 @@ def get_wake(): mt_forcewake_get() vlv_forcewake_get() +def dpio_read(reg): + reg = int(reg, 16) + val = chipset.intel_dpio_reg_read(reg) + return val + + def init(): pci_dev = chipset.intel_get_pci_device() ret = chipset.intel_register_access_init(pci_dev, 0) -- 2.7.4