[PATCH 18/19] powerpc: move more iSeries code

Stephen Rothwell sfr at canb.auug.org.au
Wed Sep 28 17:04:41 EST 2005


Move the iSeries specific parts of misc.S and ppc_ksyms.c
into powerpc/platforms/iseries.

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

 arch/powerpc/platforms/iseries/Makefile |    3 +-
 arch/powerpc/platforms/iseries/ksyms.c  |   27 +++++++++++++++
 arch/powerpc/platforms/iseries/misc.S   |   55 +++++++++++++++++++++++++++++++
 arch/ppc64/kernel/misc.S                |   38 ---------------------
 arch/ppc64/kernel/ppc_ksyms.c           |   20 -----------
 5 files changed, 84 insertions(+), 59 deletions(-)
 create mode 100644 arch/powerpc/platforms/iseries/ksyms.c
 create mode 100644 arch/powerpc/platforms/iseries/misc.S

-- 
Cheers,
Stephen Rothwell                    sfr at canb.auug.org.au
http://www.canb.auug.org.au/~sfr/

c111d0bda8437d146ccf5101970801fe4ff23ed8
diff --git a/arch/powerpc/platforms/iseries/Makefile b/arch/powerpc/platforms/iseries/Makefile
--- a/arch/powerpc/platforms/iseries/Makefile
+++ b/arch/powerpc/platforms/iseries/Makefile
@@ -1,6 +1,7 @@
 obj-y += hvlog.o hvlpconfig.o lpardata.o setup.o mf.o lpevents.o \
-	hvcall.o proc.o htab.o iommu.o
+	hvcall.o proc.o htab.o iommu.o misc.o
 obj-$(CONFIG_PCI) += pci.o irq.o vpdinfo.o
 obj-$(CONFIG_IBMVIO) += vio.o
 obj-$(CONFIG_SMP) += smp.o
 obj-$(CONFIG_VIOPATH) += viopath.o
+obj-$(CONFIG_MODULES) += ksyms.o
diff --git a/arch/powerpc/platforms/iseries/ksyms.c b/arch/powerpc/platforms/iseries/ksyms.c
new file mode 100644
--- /dev/null
+++ b/arch/powerpc/platforms/iseries/ksyms.c
@@ -0,0 +1,27 @@
+/*
+ * (C) 2001-2005 PPC 64 Team, IBM Corp
+ *
+ *      This program is free software; you can redistribute it and/or
+ *      modify it under the terms of the GNU General Public License
+ *      as published by the Free Software Foundation; either version
+ *      2 of the License, or (at your option) any later version.
+ */
+#include <linux/module.h>
+
+#include <asm/hw_irq.h>
+#include <asm/iSeries/HvCallSc.h>
+
+EXPORT_SYMBOL(HvCall0);
+EXPORT_SYMBOL(HvCall1);
+EXPORT_SYMBOL(HvCall2);
+EXPORT_SYMBOL(HvCall3);
+EXPORT_SYMBOL(HvCall4);
+EXPORT_SYMBOL(HvCall5);
+EXPORT_SYMBOL(HvCall6);
+EXPORT_SYMBOL(HvCall7);
+
+#ifdef CONFIG_SMP
+EXPORT_SYMBOL(local_get_flags);
+EXPORT_SYMBOL(local_irq_disable);
+EXPORT_SYMBOL(local_irq_restore);
+#endif
diff --git a/arch/powerpc/platforms/iseries/misc.S b/arch/powerpc/platforms/iseries/misc.S
new file mode 100644
--- /dev/null
+++ b/arch/powerpc/platforms/iseries/misc.S
@@ -0,0 +1,55 @@
+/*
+ * This file contains miscellaneous low-level functions.
+ *    Copyright (C) 1995-2005 IBM Corp
+ *
+ * Largely rewritten by Cort Dougan (cort at cs.nmt.edu)
+ * and Paul Mackerras.
+ * Adapted for iSeries by Mike Corrigan (mikejc at us.ibm.com)
+ * PPC64 updates by Dave Engebretsen (engebret at us.ibm.com)
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version
+ * 2 of the License, or (at your option) any later version.
+ */
+
+#include <asm/processor.h>
+#include <asm/asm-offsets.h>
+
+	.text
+
+/* unsigned long local_save_flags(void) */
+_GLOBAL(local_get_flags)
+	lbz	r3,PACAPROCENABLED(r13)
+	blr
+
+/* unsigned long local_irq_disable(void) */
+_GLOBAL(local_irq_disable)
+	lbz	r3,PACAPROCENABLED(r13)
+	li	r4,0
+	stb	r4,PACAPROCENABLED(r13)
+	blr			/* Done */
+
+/* void local_irq_restore(unsigned long flags) */
+_GLOBAL(local_irq_restore)
+	lbz	r5,PACAPROCENABLED(r13)
+	 /* Check if things are setup the way we want _already_. */
+	cmpw	0,r3,r5
+	beqlr
+	/* are we enabling interrupts? */
+	cmpdi	0,r3,0
+	stb	r3,PACAPROCENABLED(r13)
+	beqlr
+	/* Check pending interrupts */
+	/*   A decrementer, IPI or PMC interrupt may have occurred
+	 *   while we were in the hypervisor (which enables) */
+	ld	r4,PACALPPACA+LPPACAANYINT(r13)
+	cmpdi	r4,0
+	beqlr
+
+	/*
+	 * Handle pending interrupts in interrupt context
+	 */
+	li	r0,0x5555
+	sc
+	blr
diff --git a/arch/ppc64/kernel/misc.S b/arch/ppc64/kernel/misc.S
--- a/arch/ppc64/kernel/misc.S
+++ b/arch/ppc64/kernel/misc.S
@@ -64,44 +64,6 @@ _GLOBAL(get_srr1)
 _GLOBAL(get_sp)
 	mr	r3,r1
 	blr
-		
-#ifdef CONFIG_PPC_ISERIES
-/* unsigned long local_save_flags(void) */
-_GLOBAL(local_get_flags)
-	lbz	r3,PACAPROCENABLED(r13)
-	blr
-
-/* unsigned long local_irq_disable(void) */
-_GLOBAL(local_irq_disable)
-	lbz	r3,PACAPROCENABLED(r13)
-	li	r4,0
-	stb	r4,PACAPROCENABLED(r13)
-	blr			/* Done */
-
-/* void local_irq_restore(unsigned long flags) */	
-_GLOBAL(local_irq_restore)
-	lbz	r5,PACAPROCENABLED(r13)
-	 /* Check if things are setup the way we want _already_. */
-	cmpw	0,r3,r5
-	beqlr
-	/* are we enabling interrupts? */
-	cmpdi	0,r3,0
-	stb	r3,PACAPROCENABLED(r13)
-	beqlr
-	/* Check pending interrupts */
-	/*   A decrementer, IPI or PMC interrupt may have occurred
-	 *   while we were in the hypervisor (which enables) */
-	ld	r4,PACALPPACA+LPPACAANYINT(r13)
-	cmpdi	r4,0
-	beqlr
-
-	/*
-	 * Handle pending interrupts in interrupt context
-	 */
-	li	r0,0x5555
-	sc
-	blr
-#endif /* CONFIG_PPC_ISERIES */
 
 #ifdef CONFIG_IRQSTACKS
 _GLOBAL(call_do_softirq)
diff --git a/arch/ppc64/kernel/ppc_ksyms.c b/arch/ppc64/kernel/ppc_ksyms.c
--- a/arch/ppc64/kernel/ppc_ksyms.c
+++ b/arch/ppc64/kernel/ppc_ksyms.c
@@ -19,7 +19,6 @@
 #include <asm/hw_irq.h>
 #include <asm/abs_addr.h>
 #include <asm/cacheflush.h>
-#include <asm/iSeries/HvCallSc.h>
 
 EXPORT_SYMBOL(strcpy);
 EXPORT_SYMBOL(strncpy);
@@ -46,17 +45,6 @@ EXPORT_SYMBOL(__strnlen_user);
 
 EXPORT_SYMBOL(reloc_offset);
 
-#ifdef CONFIG_PPC_ISERIES
-EXPORT_SYMBOL(HvCall0);
-EXPORT_SYMBOL(HvCall1);
-EXPORT_SYMBOL(HvCall2);
-EXPORT_SYMBOL(HvCall3);
-EXPORT_SYMBOL(HvCall4);
-EXPORT_SYMBOL(HvCall5);
-EXPORT_SYMBOL(HvCall6);
-EXPORT_SYMBOL(HvCall7);
-#endif
-
 EXPORT_SYMBOL(_insb);
 EXPORT_SYMBOL(_outsb);
 EXPORT_SYMBOL(_insw);
@@ -77,14 +65,6 @@ EXPORT_SYMBOL(giveup_altivec);
 EXPORT_SYMBOL(__flush_icache_range);
 EXPORT_SYMBOL(flush_dcache_range);
 
-#ifdef CONFIG_SMP
-#ifdef CONFIG_PPC_ISERIES
-EXPORT_SYMBOL(local_get_flags);
-EXPORT_SYMBOL(local_irq_disable);
-EXPORT_SYMBOL(local_irq_restore);
-#endif
-#endif
-
 EXPORT_SYMBOL(memcpy);
 EXPORT_SYMBOL(memset);
 EXPORT_SYMBOL(memmove);



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