Patchwork [3/7] powerpc: Add helper functions set the DAWR and CIABR using set_mode

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Submitter Michael Neuling
Date Dec. 21, 2012, 12:06 a.m.
Message ID <1356048405-20560-4-git-send-email-mikey@neuling.org>
Download mbox | patch
Permalink /patch/207746/
State Accepted
Commit 376a8646a2d50b56b5aa80eea720258b95db3cad
Delegated to: Benjamin Herrenschmidt
Headers show

Comments

Michael Neuling - Dec. 21, 2012, 12:06 a.m.
From: Ian Munsie <imunsie@au1.ibm.com>

These are just wrappers around the new set_mode HCALL.

Signed-off-by: Ian Munsie <imunsie@au1.ibm.com>
Signed-off-by: Michael Neuling <mikey@neuling.org>
---
 arch/powerpc/platforms/pseries/plpar_wrappers.h |   10 ++++++++++
 1 file changed, 10 insertions(+)

Patch

diff --git a/arch/powerpc/platforms/pseries/plpar_wrappers.h b/arch/powerpc/platforms/pseries/plpar_wrappers.h
index e6cc34a..fd09183 100644
--- a/arch/powerpc/platforms/pseries/plpar_wrappers.h
+++ b/arch/powerpc/platforms/pseries/plpar_wrappers.h
@@ -304,4 +304,14 @@  static inline long disable_reloc_on_exceptions(void) {
 	return plpar_set_mode(0, 3, 0, 0);
 }
 
+static inline long plapr_set_ciabr(unsigned long ciabr)
+{
+	return plpar_set_mode(0, 1, ciabr, 0);
+}
+
+static inline long plapr_set_watchpoint0(unsigned long dawr0, unsigned long dawrx0)
+{
+	return plpar_set_mode(0, 2, dawr0, dawrx0);
+}
+
 #endif /* _PSERIES_PLPAR_WRAPPERS_H */