[POWERPC] implement BEGIN/END_FW_FTR_SECTION

and use it an all the obvious places in assembler code.

Signed-off-by: Stephen Rothwell <sfr@canb.auug.org.au>

1 files changed, 43 insertions, 24 deletions

diff --git a/include/asm-powerpc/firmware.h b/include/asm-powerpc/firmware.h
index 77069df92bf8..1022737f4f34 100644
--- a/include/asm-powerpc/firmware.h
+++ b/include/asm-powerpc/firmware.h
@@ -14,34 +14,36 @@
 
 #ifdef __KERNEL__
 
-#ifndef __ASSEMBLY__
+#include <asm/asm-compat.h>
 
 /* firmware feature bitmask values */
 #define FIRMWARE_MAX_FEATURES 63
 
-#define FW_FEATURE_PFT		(1UL<<0)
-#define FW_FEATURE_TCE		(1UL<<1)
-#define FW_FEATURE_SPRG0	(1UL<<2)
-#define FW_FEATURE_DABR		(1UL<<3)
-#define FW_FEATURE_COPY		(1UL<<4)
-#define FW_FEATURE_ASR		(1UL<<5)
-#define FW_FEATURE_DEBUG	(1UL<<6)
-#define FW_FEATURE_TERM		(1UL<<7)
-#define FW_FEATURE_PERF		(1UL<<8)
-#define FW_FEATURE_DUMP		(1UL<<9)
-#define FW_FEATURE_INTERRUPT	(1UL<<10)
-#define FW_FEATURE_MIGRATE	(1UL<<11)
-#define FW_FEATURE_PERFMON	(1UL<<12)
-#define FW_FEATURE_CRQ		(1UL<<13)
-#define FW_FEATURE_VIO		(1UL<<14)
-#define FW_FEATURE_RDMA		(1UL<<15)
-#define FW_FEATURE_LLAN		(1UL<<16)
-#define FW_FEATURE_BULK		(1UL<<17)
-#define FW_FEATURE_XDABR	(1UL<<18)
-#define FW_FEATURE_MULTITCE	(1UL<<19)
-#define FW_FEATURE_SPLPAR	(1UL<<20)
-#define FW_FEATURE_ISERIES	(1UL<<21)
-#define FW_FEATURE_LPAR		(1UL<<22)
+#define FW_FEATURE_PFT		ASM_CONST(0x0000000000000001)
+#define FW_FEATURE_TCE		ASM_CONST(0x0000000000000002)
+#define FW_FEATURE_SPRG0	ASM_CONST(0x0000000000000004)
+#define FW_FEATURE_DABR		ASM_CONST(0x0000000000000008)
+#define FW_FEATURE_COPY		ASM_CONST(0x0000000000000010)
+#define FW_FEATURE_ASR		ASM_CONST(0x0000000000000020)
+#define FW_FEATURE_DEBUG	ASM_CONST(0x0000000000000040)
+#define FW_FEATURE_TERM		ASM_CONST(0x0000000000000080)
+#define FW_FEATURE_PERF		ASM_CONST(0x0000000000000100)
+#define FW_FEATURE_DUMP		ASM_CONST(0x0000000000000200)
+#define FW_FEATURE_INTERRUPT	ASM_CONST(0x0000000000000400)
+#define FW_FEATURE_MIGRATE	ASM_CONST(0x0000000000000800)
+#define FW_FEATURE_PERFMON	ASM_CONST(0x0000000000001000)
+#define FW_FEATURE_CRQ		ASM_CONST(0x0000000000002000)
+#define FW_FEATURE_VIO		ASM_CONST(0x0000000000004000)
+#define FW_FEATURE_RDMA		ASM_CONST(0x0000000000008000)
+#define FW_FEATURE_LLAN		ASM_CONST(0x0000000000010000)
+#define FW_FEATURE_BULK		ASM_CONST(0x0000000000020000)
+#define FW_FEATURE_XDABR	ASM_CONST(0x0000000000040000)
+#define FW_FEATURE_MULTITCE	ASM_CONST(0x0000000000080000)
+#define FW_FEATURE_SPLPAR	ASM_CONST(0x0000000000100000)
+#define FW_FEATURE_ISERIES	ASM_CONST(0x0000000000200000)
+#define FW_FEATURE_LPAR		ASM_CONST(0x0000000000400000)
+
+#ifndef __ASSEMBLY__
 
 enum {
 #ifdef CONFIG_PPC64
@@ -94,6 +96,23 @@ extern void machine_check_fwnmi(void);
 /* This is true if we are using the firmware NMI handler (typically LPAR) */
 extern int fwnmi_active;
 
+#else /* __ASSEMBLY__ */
+
+#define BEGIN_FW_FTR_SECTION		96:
+
+#define END_FW_FTR_SECTION(msk, val)		\
+97:						\
+	.section __fw_ftr_fixup,"a";		\
+	.align 3;				\
+	.llong msk;				\
+	.llong val;				\
+	.llong 96b;				\
+	.llong 97b;				\
+	.previous
+
+#define END_FW_FTR_SECTION_IFSET(msk)	END_FW_FTR_SECTION((msk), (msk))
+#define END_FW_FTR_SECTION_IFCLR(msk)	END_FW_FTR_SECTION((msk), 0)
+
 #endif /* __ASSEMBLY__ */
 #endif /* __KERNEL__ */
 #endif /* __ASM_POWERPC_FIRMWARE_H */