summaryrefslogtreecommitdiffstats
path: root/include/asm-ppc64/firmware.h
diff options
context:
space:
mode:
authorStephen Rothwell <sfr@canb.auug.org.au>2005-08-03 06:43:21 +0200
committerPaul Mackerras <paulus@samba.org>2005-08-29 02:53:35 +0200
commitaed31351941aa990fb0865c186565a589c56d3fe (patch)
tree79bb2308dc028b0563ec774541f1636fbc871042 /include/asm-ppc64/firmware.h
parent[PATCH] ppc64: make firmware_has_feature() stronger (diff)
downloadlinux-aed31351941aa990fb0865c186565a589c56d3fe.tar.xz
linux-aed31351941aa990fb0865c186565a589c56d3fe.zip
[PATCH] ppc64: introduce FW_FEATURE_ISERIES
Signed-off-by: Stephen Rothwell <sfr@canb.auug.org.au> Signed-off-by: Paul Mackerras <paulus@samba.org>
Diffstat (limited to '')
-rw-r--r--include/asm-ppc64/firmware.h22
1 files changed, 19 insertions, 3 deletions
diff --git a/include/asm-ppc64/firmware.h b/include/asm-ppc64/firmware.h
index e3725f3c8ea6..22bb85cf60af 100644
--- a/include/asm-ppc64/firmware.h
+++ b/include/asm-ppc64/firmware.h
@@ -44,9 +44,10 @@
#define FW_FEATURE_XDABR (1UL<<18)
#define FW_FEATURE_MULTITCE (1UL<<19)
#define FW_FEATURE_SPLPAR (1UL<<20)
+#define FW_FEATURE_ISERIES (1UL<<21)
enum {
- FW_FEATURE_PSERIES = FW_FEATURE_PFT | FW_FEATURE_TCE |
+ FW_FEATURE_PSERIES_POSSIBLE = FW_FEATURE_PFT | FW_FEATURE_TCE |
FW_FEATURE_SPRG0 | FW_FEATURE_DABR | FW_FEATURE_COPY |
FW_FEATURE_ASR | FW_FEATURE_DEBUG | FW_FEATURE_TERM |
FW_FEATURE_PERF | FW_FEATURE_DUMP | FW_FEATURE_INTERRUPT |
@@ -54,11 +55,25 @@ enum {
FW_FEATURE_VIO | FW_FEATURE_RDMA | FW_FEATURE_LLAN |
FW_FEATURE_BULK | FW_FEATURE_XDABR | FW_FEATURE_MULTITCE |
FW_FEATURE_SPLPAR,
+ FW_FEATURE_PSERIES_ALWAYS = 0,
+ FW_FEATURE_ISERIES_POSSIBLE = FW_FEATURE_ISERIES,
+ FW_FEATURE_ISERIES_ALWAYS = FW_FEATURE_ISERIES,
FW_FEATURE_POSSIBLE =
#ifdef CONFIG_PPC_PSERIES
- FW_FEATURE_PSERIES |
+ FW_FEATURE_PSERIES_POSSIBLE |
+#endif
+#ifdef CONFIG_PPC_ISERIES
+ FW_FEATURE_ISERIES_POSSIBLE |
#endif
0,
+ FW_FEATURE_ALWAYS =
+#ifdef CONFIG_PPC_PSERIES
+ FW_FEATURE_PSERIES_ALWAYS &
+#endif
+#ifdef CONFIG_PPC_ISERIES
+ FW_FEATURE_ISERIES_ALWAYS &
+#endif
+ FW_FEATURE_POSSIBLE,
};
/* This is used to identify firmware features which are available
@@ -68,7 +83,8 @@ extern unsigned long ppc64_firmware_features;
static inline unsigned long firmware_has_feature(unsigned long feature)
{
- return ppc64_firmware_features & feature & FW_FEATURE_POSSIBLE;
+ return (FW_FEATURE_ALWAYS & feature) ||
+ (FW_FEATURE_POSSIBLE & ppc64_firmware_features & feature);
}
#ifdef CONFIG_PPC_PSERIES