[PATCH 3/4] powerpc: Move pSeries firmware feature setup into platforms/pseries
Michael Ellerman
michael at ellerman.id.au
Thu Jan 12 17:10:03 EST 2006
Currently we have some stuff in firmware.h and kernel/firmware.c that is
#ifdef CONFIG_PPC_PSERIES. Move it all into platforms/pseries.
Signed-off-by: Michael Ellerman <michael at ellerman.id.au>
---
arch/powerpc/kernel/firmware.c | 25 -------
arch/powerpc/platforms/pseries/Makefile | 3
arch/powerpc/platforms/pseries/firmware.c | 103 ++++++++++++++++++++++++++++++
arch/powerpc/platforms/pseries/firmware.h | 17 ++++
arch/powerpc/platforms/pseries/setup.c | 45 -------------
include/asm-powerpc/firmware.h | 9 --
6 files changed, 123 insertions(+), 79 deletions(-)
Index: linux/arch/powerpc/kernel/firmware.c
===================================================================
--- linux.orig/arch/powerpc/kernel/firmware.c
+++ linux/arch/powerpc/kernel/firmware.c
@@ -18,28 +18,3 @@
#include <asm/firmware.h>
unsigned long ppc64_firmware_features = 0;
-
-#ifdef CONFIG_PPC_PSERIES
-firmware_feature_t firmware_features_table[FIRMWARE_MAX_FEATURES] = {
- {FW_FEATURE_PFT, "hcall-pft"},
- {FW_FEATURE_TCE, "hcall-tce"},
- {FW_FEATURE_SPRG0, "hcall-sprg0"},
- {FW_FEATURE_DABR, "hcall-dabr"},
- {FW_FEATURE_COPY, "hcall-copy"},
- {FW_FEATURE_ASR, "hcall-asr"},
- {FW_FEATURE_DEBUG, "hcall-debug"},
- {FW_FEATURE_PERF, "hcall-perf"},
- {FW_FEATURE_DUMP, "hcall-dump"},
- {FW_FEATURE_INTERRUPT, "hcall-interrupt"},
- {FW_FEATURE_MIGRATE, "hcall-migrate"},
- {FW_FEATURE_PERFMON, "hcall-perfmon"},
- {FW_FEATURE_CRQ, "hcall-crq"},
- {FW_FEATURE_VIO, "hcall-vio"},
- {FW_FEATURE_RDMA, "hcall-rdma"},
- {FW_FEATURE_LLAN, "hcall-lLAN"},
- {FW_FEATURE_BULK, "hcall-bulk"},
- {FW_FEATURE_XDABR, "hcall-xdabr"},
- {FW_FEATURE_MULTITCE, "hcall-multi-tce"},
- {FW_FEATURE_SPLPAR, "hcall-splpar"},
-};
-#endif
Index: linux/arch/powerpc/platforms/pseries/Makefile
===================================================================
--- linux.orig/arch/powerpc/platforms/pseries/Makefile
+++ linux/arch/powerpc/platforms/pseries/Makefile
@@ -1,5 +1,6 @@
obj-y := pci.o lpar.o hvCall.o nvram.o reconfig.o \
- setup.o iommu.o ras.o rtasd.o pci_dlpar.o
+ setup.o iommu.o ras.o rtasd.o pci_dlpar.o \
+ firmware.o
obj-$(CONFIG_SMP) += smp.o
obj-$(CONFIG_IBMVIO) += vio.o
obj-$(CONFIG_XICS) += xics.o
Index: linux/arch/powerpc/platforms/pseries/firmware.c
===================================================================
--- /dev/null
+++ linux/arch/powerpc/platforms/pseries/firmware.c
@@ -0,0 +1,103 @@
+/*
+ * pSeries firmware setup code.
+ *
+ * Portions from arch/powerpc/platforms/pseries/setup.c:
+ * Copyright (C) 1995 Linus Torvalds
+ * Adapted from 'alpha' version by Gary Thomas
+ * Modified by Cort Dougan (cort at cs.nmt.edu)
+ * Modified by PPC64 Team, IBM Corp
+ *
+ * Portions from arch/powerpc/kernel/firmware.c
+ * Copyright (C) 2001 Ben. Herrenschmidt (benh at kernel.crashing.org)
+ * Modifications for ppc64:
+ * Copyright (C) 2003 Dave Engebretsen <engebret at us.ibm.com>
+ * Copyright (C) 2005 Stephen Rothwell, IBM Corporation
+ *
+ * Copyright 2006 IBM Corporation.
+ *
+ * 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.
+ */
+
+#undef DEBUG
+
+#include <asm/firmware.h>
+#include <asm/prom.h>
+
+#ifdef DEBUG
+#define DBG(fmt...) udbg_printf(fmt)
+#else
+#define DBG(fmt...)
+#endif
+
+typedef struct {
+ unsigned long val;
+ char * name;
+} firmware_feature_t;
+
+static __initdata firmware_feature_t
+firmware_features_table[FIRMWARE_MAX_FEATURES] = {
+ {FW_FEATURE_PFT, "hcall-pft"},
+ {FW_FEATURE_TCE, "hcall-tce"},
+ {FW_FEATURE_SPRG0, "hcall-sprg0"},
+ {FW_FEATURE_DABR, "hcall-dabr"},
+ {FW_FEATURE_COPY, "hcall-copy"},
+ {FW_FEATURE_ASR, "hcall-asr"},
+ {FW_FEATURE_DEBUG, "hcall-debug"},
+ {FW_FEATURE_PERF, "hcall-perf"},
+ {FW_FEATURE_DUMP, "hcall-dump"},
+ {FW_FEATURE_INTERRUPT, "hcall-interrupt"},
+ {FW_FEATURE_MIGRATE, "hcall-migrate"},
+ {FW_FEATURE_PERFMON, "hcall-perfmon"},
+ {FW_FEATURE_CRQ, "hcall-crq"},
+ {FW_FEATURE_VIO, "hcall-vio"},
+ {FW_FEATURE_RDMA, "hcall-rdma"},
+ {FW_FEATURE_LLAN, "hcall-lLAN"},
+ {FW_FEATURE_BULK, "hcall-bulk"},
+ {FW_FEATURE_XDABR, "hcall-xdabr"},
+ {FW_FEATURE_MULTITCE, "hcall-multi-tce"},
+ {FW_FEATURE_SPLPAR, "hcall-splpar"},
+};
+
+/* Build up the firmware features bitmask using the contents of
+ * device-tree/ibm,hypertas-functions. Ultimately this functionality may
+ * be moved into prom.c prom_init().
+ */
+void __init fw_feature_init(void)
+{
+ struct device_node *dn;
+ char *hyptertas, *s;
+ int len, i;
+
+ DBG(" -> fw_feature_init()\n");
+
+ dn = of_find_node_by_path("/rtas");
+ if (dn == NULL) {
+ printk(KERN_ERR "WARNING! Cannot find RTAS in device-tree!\n");
+ goto no_rtas;
+ }
+
+ hyptertas = get_property(dn, "ibm,hypertas-functions", &len);
+ if (hyptertas == NULL)
+ goto no_hypertas;
+
+ for (s = hyptertas; s < hyptertas + len; s += strlen(s) + 1) {
+ for (i = 0; i < FIRMWARE_MAX_FEATURES; i++) {
+ /* check value against table of strings */
+ if (!firmware_features_table[i].name ||
+ strcmp(firmware_features_table[i].name, s))
+ continue;
+
+ /* we have a match */
+ firmware_set_feature(firmware_features_table[i].val);
+ break;
+ }
+ }
+
+no_hypertas:
+ of_node_put(dn);
+no_rtas:
+ DBG(" <- fw_feature_init()\n");
+}
Index: linux/arch/powerpc/platforms/pseries/setup.c
===================================================================
--- linux.orig/arch/powerpc/platforms/pseries/setup.c
+++ linux/arch/powerpc/platforms/pseries/setup.c
@@ -60,7 +60,6 @@
#include <asm/time.h>
#include <asm/nvram.h>
#include "xics.h"
-#include <asm/firmware.h>
#include <asm/pmc.h>
#include <asm/mpic.h>
#include <asm/ppc-pci.h>
@@ -70,6 +69,7 @@
#include "plpar_wrappers.h"
#include "ras.h"
+#include "firmware.h"
#ifdef DEBUG
#define DBG(fmt...) udbg_printf(fmt)
@@ -262,49 +262,6 @@ static int __init pSeries_init_panel(voi
}
arch_initcall(pSeries_init_panel);
-
-/* Build up the firmware features bitmask using the contents of
- * device-tree/ibm,hypertas-functions. Ultimately this functionality may
- * be moved into prom.c prom_init().
- */
-static void __init fw_feature_init(void)
-{
- struct device_node *dn;
- char *hyptertas, *s;
- int len, i;
-
- DBG(" -> fw_feature_init()\n");
-
- dn = of_find_node_by_path("/rtas");
- if (dn == NULL) {
- printk(KERN_ERR "WARNING! Cannot find RTAS in device-tree!\n");
- goto no_rtas;
- }
-
- hyptertas = get_property(dn, "ibm,hypertas-functions", &len);
- if (hyptertas == NULL)
- goto no_hypertas;
-
- for (s = hyptertas; s < hyptertas + len; s += strlen(s) + 1) {
- for (i = 0; i < FIRMWARE_MAX_FEATURES; i++) {
- /* check value against table of strings */
- if (!firmware_features_table[i].name ||
- strcmp(firmware_features_table[i].name, s))
- continue;
-
- /* we have a match */
- firmware_set_feature(firmware_features_table[i].val);
- break;
- }
- }
-
-no_hypertas:
- of_node_put(dn);
-no_rtas:
- DBG(" <- fw_feature_init()\n");
-}
-
-
static void __init pSeries_discover_pic(void)
{
struct device_node *np;
Index: linux/include/asm-powerpc/firmware.h
===================================================================
--- linux.orig/include/asm-powerpc/firmware.h
+++ linux/include/asm-powerpc/firmware.h
@@ -94,15 +94,6 @@ static inline void firmware_set_feature(
ppc64_firmware_features |= FW_FEATURE_POSSIBLE & feature;
}
-#ifdef CONFIG_PPC_PSERIES
-typedef struct {
- unsigned long val;
- char * name;
-} firmware_feature_t;
-
-extern firmware_feature_t firmware_features_table[];
-#endif
-
extern void system_reset_fwnmi(void);
extern void machine_check_fwnmi(void);
Index: linux/arch/powerpc/platforms/pseries/firmware.h
===================================================================
--- /dev/null
+++ linux/arch/powerpc/platforms/pseries/firmware.h
@@ -0,0 +1,17 @@
+/*
+ * Copyright 2006 IBM Corporation.
+ *
+ * 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.
+ */
+
+#ifndef _PSERIES_FIRMWARE_H
+#define _PSERIES_FIRMWARE_H
+
+#include <asm/firmware.h>
+
+extern void __init fw_feature_init(void);
+
+#endif /* _PSERIES_FIRMWARE_H */
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