Commit 48b1bf86 authored by Benjamin Herrenschmidt's avatar Benjamin Herrenschmidt

Merge branch 'mpic' into next

parents 4666ca2a 09dc34a9
......@@ -251,6 +251,9 @@ struct mpic_irq_save {
/* The instance data of a given MPIC */
struct mpic
{
/* The OpenFirmware dt node for this MPIC */
struct device_node *node;
/* The remapper for this MPIC */
struct irq_host *irqhost;
......@@ -293,6 +296,9 @@ struct mpic
/* Register access method */
enum mpic_reg_type reg_type;
/* The physical base address of the MPIC */
phys_addr_t paddr;
/* The various ioremap'ed bases */
struct mpic_reg_bank gregs;
struct mpic_reg_bank tmregs;
......@@ -331,11 +337,11 @@ struct mpic
* Note setting any ID (leaving those bits to 0) means standard MPIC
*/
/* This is the primary controller, only that one has IPIs and
* has afinity control. A non-primary MPIC always uses CPU0
* registers only
/*
* This is a secondary ("chained") controller; it only uses the CPU0
* registers. Primary controllers have IPIs and affinity control.
*/
#define MPIC_PRIMARY 0x00000001
#define MPIC_SECONDARY 0x00000001
/* Set this for a big-endian MPIC */
#define MPIC_BIG_ENDIAN 0x00000002
......
......@@ -71,7 +71,7 @@ static void __init iss4xx_init_irq(void)
/* The MPIC driver will get everything it needs from the
* device-tree, just pass 0 to all arguments
*/
struct mpic *mpic = mpic_alloc(np, 0, MPIC_PRIMARY, 0, 0,
struct mpic *mpic = mpic_alloc(np, 0, 0, 0, 0,
" MPIC ");
BUG_ON(mpic == NULL);
mpic_init(mpic);
......
......@@ -31,32 +31,18 @@
#include <linux/of_platform.h>
#include <sysdev/fsl_soc.h>
#include <sysdev/fsl_pci.h>
#include "smp.h"
void __init corenet_ds_pic_init(void)
{
struct mpic *mpic;
struct resource r;
struct device_node *np = NULL;
unsigned int flags = MPIC_PRIMARY | MPIC_BIG_ENDIAN |
unsigned int flags = MPIC_BIG_ENDIAN |
MPIC_BROKEN_FRR_NIRQS | MPIC_SINGLE_DEST_CPU;
np = of_find_node_by_type(np, "open-pic");
if (np == NULL) {
printk(KERN_ERR "Could not find open-pic node\n");
return;
}
if (of_address_to_resource(np, 0, &r)) {
printk(KERN_ERR "Failed to map mpic register space\n");
of_node_put(np);
return;
}
if (ppc_md.get_irq == mpic_get_coreint_irq)
flags |= MPIC_ENABLE_COREINT;
mpic = mpic_alloc(np, r.start, flags, 0, 256, " OpenPIC ");
mpic = mpic_alloc(NULL, 0, flags, 0, 256, " OpenPIC ");
BUG_ON(mpic == NULL);
mpic_init(mpic);
......@@ -65,10 +51,6 @@ void __init corenet_ds_pic_init(void)
/*
* Setup the architecture
*/
#ifdef CONFIG_SMP
void __init mpc85xx_smp_init(void);
#endif
void __init corenet_ds_setup_arch(void)
{
#ifdef CONFIG_PCI
......@@ -77,9 +59,7 @@ void __init corenet_ds_setup_arch(void)
#endif
dma_addr_t max = 0xffffffff;
#ifdef CONFIG_SMP
mpc85xx_smp_init();
#endif
#ifdef CONFIG_PCI
for_each_node_by_type(np, "pci") {
......
......@@ -57,29 +57,10 @@ static void machine_restart(char *cmd)
static void __init ksi8560_pic_init(void)
{
struct mpic *mpic;
struct resource r;
struct device_node *np;
np = of_find_node_by_type(NULL, "open-pic");
if (np == NULL) {
printk(KERN_ERR "Could not find open-pic node\n");
return;
}
if (of_address_to_resource(np, 0, &r)) {
printk(KERN_ERR "Could not map mpic register space\n");
of_node_put(np);
return;
}
mpic = mpic_alloc(np, r.start,
MPIC_PRIMARY | MPIC_WANTS_RESET | MPIC_BIG_ENDIAN,
struct mpic *mpic = mpic_alloc(NULL, 0,
MPIC_WANTS_RESET | MPIC_BIG_ENDIAN,
0, 256, " OpenPIC ");
BUG_ON(mpic == NULL);
of_node_put(np);
mpic_init(mpic);
mpc85xx_cpm2_pic_init();
......
......@@ -36,29 +36,11 @@
void __init mpc8536_ds_pic_init(void)
{
struct mpic *mpic;
struct resource r;
struct device_node *np;
np = of_find_node_by_type(NULL, "open-pic");
if (np == NULL) {
printk(KERN_ERR "Could not find open-pic node\n");
return;
}
if (of_address_to_resource(np, 0, &r)) {
printk(KERN_ERR "Failed to map mpic register space\n");
of_node_put(np);
return;
}
mpic = mpic_alloc(np, r.start,
MPIC_PRIMARY | MPIC_WANTS_RESET |
struct mpic *mpic = mpic_alloc(NULL, 0,
MPIC_WANTS_RESET |
MPIC_BIG_ENDIAN | MPIC_BROKEN_FRR_NIRQS,
0, 256, " OpenPIC ");
BUG_ON(mpic == NULL);
of_node_put(np);
mpic_init(mpic);
}
......
......@@ -50,28 +50,10 @@ static int mpc85xx_exclude_device(struct pci_controller *hose,
static void __init mpc85xx_ads_pic_init(void)
{
struct mpic *mpic;
struct resource r;
struct device_node *np = NULL;
np = of_find_node_by_type(np, "open-pic");
if (!np) {
printk(KERN_ERR "Could not find open-pic node\n");
return;
}
if (of_address_to_resource(np, 0, &r)) {
printk(KERN_ERR "Could not map mpic register space\n");
of_node_put(np);
return;
}
mpic = mpic_alloc(np, r.start,
MPIC_PRIMARY | MPIC_WANTS_RESET | MPIC_BIG_ENDIAN,
struct mpic *mpic = mpic_alloc(NULL, 0,
MPIC_WANTS_RESET | MPIC_BIG_ENDIAN,
0, 256, " OpenPIC ");
BUG_ON(mpic == NULL);
of_node_put(np);
mpic_init(mpic);
mpc85xx_cpm2_pic_init();
......
......@@ -188,30 +188,10 @@ static struct irqaction mpc85xxcds_8259_irqaction = {
static void __init mpc85xx_cds_pic_init(void)
{
struct mpic *mpic;
struct resource r;
struct device_node *np = NULL;
np = of_find_node_by_type(np, "open-pic");
if (np == NULL) {
printk(KERN_ERR "Could not find open-pic node\n");
return;
}
if (of_address_to_resource(np, 0, &r)) {
printk(KERN_ERR "Failed to map mpic register space\n");
of_node_put(np);
return;
}
mpic = mpic_alloc(np, r.start,
MPIC_PRIMARY | MPIC_WANTS_RESET | MPIC_BIG_ENDIAN,
mpic = mpic_alloc(NULL, 0,
MPIC_WANTS_RESET | MPIC_BIG_ENDIAN,
0, 256, " OpenPIC ");
BUG_ON(mpic == NULL);
/* Return the mpic node */
of_node_put(np);
mpic_init(mpic);
}
......
......@@ -35,6 +35,7 @@
#include <sysdev/fsl_soc.h>
#include <sysdev/fsl_pci.h>
#include "smp.h"
#include "mpc85xx.h"
......@@ -62,43 +63,27 @@ static void mpc85xx_8259_cascade(unsigned int irq, struct irq_desc *desc)
void __init mpc85xx_ds_pic_init(void)
{
struct mpic *mpic;
struct resource r;
struct device_node *np;
#ifdef CONFIG_PPC_I8259
struct device_node *np;
struct device_node *cascade_node = NULL;
int cascade_irq;
#endif
unsigned long root = of_get_flat_dt_root();
np = of_find_node_by_type(NULL, "open-pic");
if (np == NULL) {
printk(KERN_ERR "Could not find open-pic node\n");
return;
}
if (of_address_to_resource(np, 0, &r)) {
printk(KERN_ERR "Failed to map mpic register space\n");
of_node_put(np);
return;
}
if (of_flat_dt_is_compatible(root, "fsl,MPC8572DS-CAMP")) {
mpic = mpic_alloc(np, r.start,
MPIC_PRIMARY |
mpic = mpic_alloc(NULL, 0,
MPIC_BIG_ENDIAN | MPIC_BROKEN_FRR_NIRQS |
MPIC_SINGLE_DEST_CPU,
0, 256, " OpenPIC ");
} else {
mpic = mpic_alloc(np, r.start,
MPIC_PRIMARY | MPIC_WANTS_RESET |
mpic = mpic_alloc(NULL, 0,
MPIC_WANTS_RESET |
MPIC_BIG_ENDIAN | MPIC_BROKEN_FRR_NIRQS |
MPIC_SINGLE_DEST_CPU,
0, 256, " OpenPIC ");
}
BUG_ON(mpic == NULL);
of_node_put(np);
mpic_init(mpic);
#ifdef CONFIG_PPC_I8259
......@@ -154,9 +139,6 @@ static int mpc85xx_exclude_device(struct pci_controller *hose,
/*
* Setup the architecture
*/
#ifdef CONFIG_SMP
extern void __init mpc85xx_smp_init(void);
#endif
static void __init mpc85xx_ds_setup_arch(void)
{
#ifdef CONFIG_PCI
......@@ -189,9 +171,7 @@ static void __init mpc85xx_ds_setup_arch(void)
ppc_md.pci_exclude_device = mpc85xx_exclude_device;
#endif
#ifdef CONFIG_SMP
mpc85xx_smp_init();
#endif
#ifdef CONFIG_SWIOTLB
if (memblock_end_of_DRAM() > max) {
......
......@@ -51,6 +51,7 @@
#include <asm/qe_ic.h>
#include <asm/mpic.h>
#include <asm/swiotlb.h>
#include "smp.h"
#include "mpc85xx.h"
......@@ -155,10 +156,6 @@ static int mpc8568_mds_phy_fixups(struct phy_device *phydev)
* Setup the architecture
*
*/
#ifdef CONFIG_SMP
extern void __init mpc85xx_smp_init(void);
#endif
#ifdef CONFIG_QUICC_ENGINE
static void __init mpc85xx_mds_reset_ucc_phys(void)
{
......@@ -363,9 +360,7 @@ static void __init mpc85xx_mds_setup_arch(void)
}
#endif
#ifdef CONFIG_SMP
mpc85xx_smp_init();
#endif
mpc85xx_mds_qe_init();
......@@ -439,26 +434,11 @@ machine_arch_initcall(p1021_mds, swiotlb_setup_bus_notifier);
static void __init mpc85xx_mds_pic_init(void)
{
struct mpic *mpic;
struct resource r;
struct device_node *np = NULL;
np = of_find_node_by_type(NULL, "open-pic");
if (!np)
return;
if (of_address_to_resource(np, 0, &r)) {
printk(KERN_ERR "Failed to map mpic register space\n");
of_node_put(np);
return;
}
mpic = mpic_alloc(np, r.start,
MPIC_PRIMARY | MPIC_WANTS_RESET | MPIC_BIG_ENDIAN |
struct mpic *mpic = mpic_alloc(NULL, 0,
MPIC_WANTS_RESET | MPIC_BIG_ENDIAN |
MPIC_BROKEN_FRR_NIRQS | MPIC_SINGLE_DEST_CPU,
0, 256, " OpenPIC ");
BUG_ON(mpic == NULL);
of_node_put(np);
mpic_init(mpic);
mpc85xx_mds_qeic_init();
......
......@@ -29,6 +29,7 @@
#include <sysdev/fsl_soc.h>
#include <sysdev/fsl_pci.h>
#include "smp.h"
#include "mpc85xx.h"
......@@ -44,49 +45,28 @@
void __init mpc85xx_rdb_pic_init(void)
{
struct mpic *mpic;
struct resource r;
struct device_node *np;
unsigned long root = of_get_flat_dt_root();
np = of_find_node_by_type(NULL, "open-pic");
if (np == NULL) {
printk(KERN_ERR "Could not find open-pic node\n");
return;
}
if (of_address_to_resource(np, 0, &r)) {
printk(KERN_ERR "Failed to map mpic register space\n");
of_node_put(np);
return;
}
if (of_flat_dt_is_compatible(root, "fsl,MPC85XXRDB-CAMP")) {
mpic = mpic_alloc(np, r.start,
MPIC_PRIMARY |
mpic = mpic_alloc(NULL, 0,
MPIC_BIG_ENDIAN | MPIC_BROKEN_FRR_NIRQS |
MPIC_SINGLE_DEST_CPU,
0, 256, " OpenPIC ");
} else {
mpic = mpic_alloc(np, r.start,
MPIC_PRIMARY | MPIC_WANTS_RESET |
mpic = mpic_alloc(NULL, 0,
MPIC_WANTS_RESET |
MPIC_BIG_ENDIAN | MPIC_BROKEN_FRR_NIRQS |
MPIC_SINGLE_DEST_CPU,
0, 256, " OpenPIC ");
}
BUG_ON(mpic == NULL);
of_node_put(np);
mpic_init(mpic);
}
/*
* Setup the architecture
*/
#ifdef CONFIG_SMP
extern void __init mpc85xx_smp_init(void);
#endif
static void __init mpc85xx_rdb_setup_arch(void)
{
#ifdef CONFIG_PCI
......@@ -104,10 +84,7 @@ static void __init mpc85xx_rdb_setup_arch(void)
#endif
#ifdef CONFIG_SMP
mpc85xx_smp_init();
#endif
printk(KERN_INFO "MPC85xx RDB board from Freescale Semiconductor\n");
}
......
......@@ -32,24 +32,9 @@
void __init p1010_rdb_pic_init(void)
{
struct mpic *mpic;
struct resource r;
struct device_node *np;
np = of_find_node_by_type(NULL, "open-pic");
if (np == NULL) {
printk(KERN_ERR "Could not find open-pic node\n");
return;
}
if (of_address_to_resource(np, 0, &r)) {
printk(KERN_ERR "Failed to map mpic register space\n");
of_node_put(np);
return;
}
mpic = mpic_alloc(np, r.start, MPIC_PRIMARY | MPIC_WANTS_RESET |
MPIC_BIG_ENDIAN | MPIC_BROKEN_FRR_NIRQS | MPIC_SINGLE_DEST_CPU,
struct mpic *mpic = mpic_alloc(NULL, 0,
MPIC_WANTS_RESET | MPIC_BIG_ENDIAN |
MPIC_BROKEN_FRR_NIRQS | MPIC_SINGLE_DEST_CPU,
0, 256, " OpenPIC ");
BUG_ON(mpic == NULL);
......
......@@ -26,6 +26,7 @@
#include <sysdev/fsl_soc.h>
#include <sysdev/fsl_pci.h>
#include <asm/fsl_guts.h>
#include "smp.h"
#include "mpc85xx.h"
......@@ -240,38 +241,15 @@ p1022ds_valid_monitor_port(enum fsl_diu_monitor_port port)
void __init p1022_ds_pic_init(void)
{
struct mpic *mpic;
struct resource r;
struct device_node *np;
np = of_find_node_by_type(NULL, "open-pic");
if (!np) {
pr_err("Could not find open-pic node\n");
return;
}
if (of_address_to_resource(np, 0, &r)) {
pr_err("Failed to map mpic register space\n");
of_node_put(np);
return;
}
mpic = mpic_alloc(np, r.start,
MPIC_PRIMARY | MPIC_WANTS_RESET |
struct mpic *mpic = mpic_alloc(NULL, 0,
MPIC_WANTS_RESET |
MPIC_BIG_ENDIAN | MPIC_BROKEN_FRR_NIRQS |
MPIC_SINGLE_DEST_CPU,
0, 256, " OpenPIC ");
BUG_ON(mpic == NULL);
of_node_put(np);
mpic_init(mpic);
}
#ifdef CONFIG_SMP
void __init mpc85xx_smp_init(void);
#endif
/*
* Setup the architecture
*/
......@@ -311,9 +289,7 @@ static void __init p1022_ds_setup_arch(void)
diu_ops.valid_monitor_port = p1022ds_valid_monitor_port;
#endif
#ifdef CONFIG_SMP
mpc85xx_smp_init();
#endif
#ifdef CONFIG_SWIOTLB
if (memblock_end_of_DRAM() > max) {
......
......@@ -30,6 +30,7 @@
#include <asm/prom.h>
#include <asm/udbg.h>
#include <asm/mpic.h>
#include "smp.h"
#include <sysdev/fsl_soc.h>
#include <sysdev/fsl_pci.h>
......@@ -41,10 +42,6 @@
* Setup the architecture
*
*/
#ifdef CONFIG_SMP
void __init mpc85xx_smp_init(void);
#endif
static void __init mpc85xx_rds_setup_arch(void)
{
struct device_node *np;
......@@ -89,33 +86,15 @@ static void __init mpc85xx_rds_setup_arch(void)
fsl_add_bridge(np, 0);
#endif
#ifdef CONFIG_SMP
mpc85xx_smp_init();
#endif
}
machine_device_initcall(p1023_rds, mpc85xx_common_publish_devices);
static void __init mpc85xx_rds_pic_init(void)
{
struct mpic *mpic;
struct resource r;
struct device_node *np = NULL;
np = of_find_node_by_type(NULL, "open-pic");
if (!np) {
printk(KERN_ERR "Could not find open-pic node\n");
return;
}
if (of_address_to_resource(np, 0, &r)) {
printk(KERN_ERR "Failed to map mpic register space\n");
of_node_put(np);
return;
}
mpic = mpic_alloc(np, r.start,
MPIC_PRIMARY | MPIC_WANTS_RESET | MPIC_BIG_ENDIAN |
struct mpic *mpic = mpic_alloc(NULL, 0,
MPIC_WANTS_RESET | MPIC_BIG_ENDIAN |
MPIC_BROKEN_FRR_NIRQS | MPIC_SINGLE_DEST_CPU,
0, 256, " OpenPIC ");
......
......@@ -54,31 +54,10 @@ static int sbc_rev;
static void __init sbc8548_pic_init(void)
{
struct mpic *mpic;
struct resource r;
struct device_node *np = NULL;
np = of_find_node_by_type(np, "open-pic");
if (np == NULL) {
printk(KERN_ERR "Could not find open-pic node\n");
return;
}
if (of_address_to_resource(np, 0, &r)) {
printk(KERN_ERR "Failed to map mpic register space\n");
of_node_put(np);
return;
}
mpic = mpic_alloc(np, r.start,
MPIC_PRIMARY | MPIC_WANTS_RESET | MPIC_BIG_ENDIAN,
struct mpic *mpic = mpic_alloc(NULL, 0,
MPIC_WANTS_RESET | MPIC_BIG_ENDIAN,
0, 256, " OpenPIC ");
BUG_ON(mpic == NULL);
/* Return the mpic node */
of_node_put(np);
mpic_init(mpic);
}
......
......@@ -41,28 +41,10 @@
static void __init sbc8560_pic_init(void)
{
struct mpic *mpic;
struct resource r;
struct device_node *np = NULL;
np = of_find_node_by_type(np, "open-pic");
if (!np) {
printk(KERN_ERR "Could not find open-pic node\n");
return;
}
if (of_address_to_resource(np, 0, &r)) {
printk(KERN_ERR "Could not map mpic register space\n");
of_node_put(np);
return;
}
mpic = mpic_alloc(np, r.start,
MPIC_PRIMARY | MPIC_WANTS_RESET | MPIC_BIG_ENDIAN,
struct mpic *mpic = mpic_alloc(NULL, 0,
MPIC_WANTS_RESET | MPIC_BIG_ENDIAN,
0, 256, " OpenPIC ");
BUG_ON(mpic == NULL);
of_node_put(np);
mpic_init(mpic);
mpc85xx_cpm2_pic_init();
......
......@@ -27,6 +27,7 @@
#include <sysdev/fsl_soc.h>
#include <sysdev/mpic.h>
#include "smp.h"
extern void __early_start(void);
......
#ifndef POWERPC_85XX_SMP_H_
#define POWERPC_85XX_SMP_H_ 1
#include <linux/init.h>
#ifdef CONFIG_SMP
void __init mpc85xx_smp_init(void);
#else
static inline void mpc85xx_smp_init(void)
{
/* Nothing to do */
}
#endif
#endif /* not POWERPC_85XX_SMP_H_ */
......@@ -46,28 +46,12 @@
static void __init socrates_pic_init(void)
{
struct mpic *mpic;
struct resource r;
struct device_node *np;
np = of_find_node_by_type(NULL, "open-pic");
if (!np) {
printk(KERN_ERR "Could not find open-pic node\n");
return;
}
if (of_address_to_resource(np, 0, &r)) {
printk(KERN_ERR "Could not map mpic register space\n");
of_node_put(np);
return;
}
mpic = mpic_alloc(np, r.start,
MPIC_PRIMARY | MPIC_WANTS_RESET | MPIC_BIG_ENDIAN,
struct mpic *mpic = mpic_alloc(NULL, 0,
MPIC_WANTS_RESET | MPIC_BIG_ENDIAN,
0, 256, " OpenPIC ");
BUG_ON(mpic == NULL);
of_node_put(np);
mpic_init(mpic);
np = of_find_compatible_node(NULL, NULL, "abb,socrates-fpga-pic");
......
......@@ -48,28 +48,10 @@
static void __init stx_gp3_pic_init(void)
{
struct mpic *mpic;
struct resource r;
struct device_node *np;
np = of_find_node_by_type(NULL, "open-pic");
if (!np) {
printk(KERN_ERR "Could not find open-pic node\n");
return;
}
if (of_address_to_resource(np, 0, &r)) {
printk(KERN_ERR "Could not map mpic register space\n");
of_node_put(np);
return;
}
mpic = mpic_alloc(np, r.start,
MPIC_PRIMARY | MPIC_WANTS_RESET | MPIC_BIG_ENDIAN,
struct mpic *mpic = mpic_alloc(NULL, 0,
MPIC_WANTS_RESET | MPIC_BIG_ENDIAN,
0, 256, " OpenPIC ");
BUG_ON(mpic == NULL);
of_node_put(np);
mpic_init(mpic);
mpc85xx_cpm2_pic_init();
......
......@@ -46,28 +46,10 @@
static void __init tqm85xx_pic_init(void)
{
struct mpic *mpic;
struct resource r;
struct device_node *np;
np = of_find_node_by_type(NULL, "open-pic");
if (!np) {
printk(KERN_ERR "Could not find open-pic node\n");
return;
}
if (of_address_to_resource(np, 0, &r)) {
printk(KERN_ERR "Could not map mpic register space\n");
of_node_put(np);
return;
}
mpic = mpic_alloc(np, r.start,
MPIC_PRIMARY | MPIC_WANTS_RESET | MPIC_BIG_ENDIAN,
struct mpic *mpic = mpic_alloc(NULL, 0,
MPIC_WANTS_RESET | MPIC_BIG_ENDIAN,
0, 256, " OpenPIC ");
BUG_ON(mpic == NULL);
of_node_put(np);
mpic_init(mpic);
mpc85xx_cpm2_pic_init();
......
......@@ -32,6 +32,7 @@
#include <sysdev/fsl_soc.h>
#include <sysdev/fsl_pci.h>
#include "smp.h"
#include "mpc85xx.h"
......@@ -42,29 +43,11 @@
void __init xes_mpc85xx_pic_init(void)
{
struct mpic *mpic;
struct resource r;
struct device_node *np;
np = of_find_node_by_type(NULL, "open-pic");
if (np == NULL) {
printk(KERN_ERR "Could not find open-pic node\n");
return;
}
if (of_address_to_resource(np, 0, &r)) {
printk(KERN_ERR "Failed to map mpic register space\n");
of_node_put(np);
return;
}
mpic = mpic_alloc(np, r.start,
MPIC_PRIMARY | MPIC_WANTS_RESET |
struct mpic *mpic = mpic_alloc(NULL, 0,
MPIC_WANTS_RESET |
MPIC_BIG_ENDIAN | MPIC_BROKEN_FRR_NIRQS,
0, 256, " OpenPIC ");
BUG_ON(mpic == NULL);
of_node_put(np);
mpic_init(mpic);
}
......@@ -138,9 +121,6 @@ static int primary_phb_addr;
/*
* Setup the architecture
*/
#ifdef CONFIG_SMP
extern void __init mpc85xx_smp_init(void);
#endif
static void __init xes_mpc85xx_setup_arch(void)
{
#ifdef CONFIG_PCI
......@@ -174,9 +154,7 @@ static void __init xes_mpc85xx_setup_arch(void)
}
#endif
#ifdef CONFIG_SMP
mpc85xx_smp_init();
#endif
}
machine_device_initcall(xes_mpc8572, mpc85xx_common_publish_devices);
......
......@@ -31,26 +31,16 @@ static void mpc86xx_8259_cascade(unsigned int irq, struct irq_desc *desc)
void __init mpc86xx_init_irq(void)
{
struct mpic *mpic;
struct device_node *np;
struct resource res;
#ifdef CONFIG_PPC_I8259
struct device_node *np;
struct device_node *cascade_node = NULL;
int cascade_irq;
#endif
/* Determine PIC address. */
np = of_find_node_by_type(NULL, "open-pic");
if (np == NULL)
return;
of_address_to_resource(np, 0, &res);
mpic = mpic_alloc(np, res.start,
MPIC_PRIMARY | MPIC_WANTS_RESET |
MPIC_BIG_ENDIAN | MPIC_BROKEN_FRR_NIRQS |
MPIC_SINGLE_DEST_CPU,
struct mpic *mpic = mpic_alloc(NULL, 0,
MPIC_WANTS_RESET | MPIC_BIG_ENDIAN |
MPIC_BROKEN_FRR_NIRQS | MPIC_SINGLE_DEST_CPU,
0, 256, " MPIC ");
of_node_put(np);
BUG_ON(mpic == NULL);
mpic_init(mpic);
......
......@@ -184,24 +184,10 @@ static int __init cell_publish_devices(void)
}
machine_subsys_initcall(cell, cell_publish_devices);
static void cell_mpic_cascade(unsigned int irq, struct irq_desc *desc)
{
struct irq_chip *chip = irq_desc_get_chip(desc);
struct mpic *mpic = irq_desc_get_handler_data(desc);
unsigned int virq;
virq = mpic_get_one_irq(mpic);
if (virq != NO_IRQ)
generic_handle_irq(virq);
chip->irq_eoi(&desc->irq_data);
}
static void __init mpic_init_IRQ(void)
{
struct device_node *dn;
struct mpic *mpic;
unsigned int virq;
for (dn = NULL;
(dn = of_find_node_by_name(dn, "interrupt-controller"));) {
......@@ -211,19 +197,10 @@ static void __init mpic_init_IRQ(void)
/* The MPIC driver will get everything it needs from the
* device-tree, just pass 0 to all arguments
*/
mpic = mpic_alloc(dn, 0, 0, 0, 0, " MPIC ");
mpic = mpic_alloc(dn, 0, MPIC_SECONDARY, 0, 0, " MPIC ");
if (mpic == NULL)
continue;
mpic_init(mpic);
virq = irq_of_parse_and_map(dn, 0);
if (virq == NO_IRQ)
continue;
printk(KERN_INFO "%s : hooking up to IRQ %d\n",
dn->full_name, virq);
irq_set_handler_data(virq, mpic);
irq_set_chained_handler(virq, cell_mpic_cascade);
}
}
......
......@@ -435,8 +435,7 @@ static void __init chrp_find_openpic(void)
if (len > 1)
isu_size = iranges[3];
chrp_mpic = mpic_alloc(np, opaddr, MPIC_PRIMARY,
isu_size, 0, " MPIC ");
chrp_mpic = mpic_alloc(np, opaddr, 0, isu_size, 0, " MPIC ");
if (chrp_mpic == NULL) {
printk(KERN_ERR "Failed to allocate MPIC structure\n");
goto bail;
......
......@@ -148,30 +148,14 @@ static void __init holly_setup_arch(void)
static void __init holly_init_IRQ(void)
{
struct mpic *mpic;
phys_addr_t mpic_paddr = 0;
struct device_node *tsi_pic;
#ifdef CONFIG_PCI
unsigned int cascade_pci_irq;
struct device_node *tsi_pci;
struct device_node *cascade_node = NULL;
#endif
tsi_pic = of_find_node_by_type(NULL, "open-pic");
if (tsi_pic) {
unsigned int size;
const void *prop = of_get_property(tsi_pic, "reg", &size);
mpic_paddr = of_translate_address(tsi_pic, prop);
}
if (mpic_paddr == 0) {
printk(KERN_ERR "%s: No tsi108 PIC found !\n", __func__);
return;
}
pr_debug("%s: tsi108 pic phys_addr = 0x%x\n", __func__, (u32) mpic_paddr);
mpic = mpic_alloc(tsi_pic, mpic_paddr,
MPIC_PRIMARY | MPIC_BIG_ENDIAN | MPIC_WANTS_RESET |
mpic = mpic_alloc(NULL, 0,
MPIC_BIG_ENDIAN | MPIC_WANTS_RESET |
MPIC_SPV_EOI | MPIC_NO_PTHROU_DIS | MPIC_REGSET_TSI108,
24,
NR_IRQS-4, /* num_sources used */
......@@ -179,7 +163,7 @@ static void __init holly_init_IRQ(void)
BUG_ON(mpic == NULL);
mpic_assign_isu(mpic, 0, mpic_paddr + 0x100);
mpic_assign_isu(mpic, 0, mpic->paddr + 0x100);
mpic_init(mpic);
......@@ -204,7 +188,6 @@ static void __init holly_init_IRQ(void)
#endif
/* Configure MPIC outputs to CPU0 */
tsi108_write_reg(TSI108_MPIC_OFFSET + 0x30c, 0);
of_node_put(tsi_pic);
}
void holly_show_cpuinfo(struct seq_file *m)
......
......@@ -81,29 +81,19 @@ static void __init linkstation_setup_arch(void)
static void __init linkstation_init_IRQ(void)
{
struct mpic *mpic;
struct device_node *dnp;
const u32 *prop;
int size;
phys_addr_t paddr;
dnp = of_find_node_by_type(NULL, "open-pic");
if (dnp == NULL)
return;
prop = of_get_property(dnp, "reg", &size);
paddr = (phys_addr_t)of_translate_address(dnp, prop);
mpic = mpic_alloc(dnp, paddr, MPIC_PRIMARY | MPIC_WANTS_RESET, 4, 32, " EPIC ");
mpic = mpic_alloc(NULL, 0, MPIC_WANTS_RESET,
4, 32, " EPIC ");
BUG_ON(mpic == NULL);
/* PCI IRQs */
mpic_assign_isu(mpic, 0, paddr + 0x10200);
mpic_assign_isu(mpic, 0, mpic->paddr + 0x10200);
/* I2C */
mpic_assign_isu(mpic, 1, paddr + 0x11000);
mpic_assign_isu(mpic, 1, mpic->paddr + 0x11000);
/* ttyS0, ttyS1 */
mpic_assign_isu(mpic, 2, paddr + 0x11100);
mpic_assign_isu(mpic, 2, mpic->paddr + 0x11100);
mpic_init(mpic);
}
......
......@@ -102,31 +102,14 @@ static void __init mpc7448_hpc2_setup_arch(void)
static void __init mpc7448_hpc2_init_IRQ(void)
{
struct mpic *mpic;
phys_addr_t mpic_paddr = 0;
struct device_node *tsi_pic;
#ifdef CONFIG_PCI
unsigned int cascade_pci_irq;
struct device_node *tsi_pci;
struct device_node *cascade_node = NULL;
#endif
tsi_pic = of_find_node_by_type(NULL, "open-pic");
if (tsi_pic) {
unsigned int size;
const void *prop = of_get_property(tsi_pic, "reg", &size);
mpic_paddr = of_translate_address(tsi_pic, prop);
}
if (mpic_paddr == 0) {
printk("%s: No tsi108 PIC found !\n", __func__);
return;
}
DBG("%s: tsi108 pic phys_addr = 0x%x\n", __func__,
(u32) mpic_paddr);
mpic = mpic_alloc(tsi_pic, mpic_paddr,
MPIC_PRIMARY | MPIC_BIG_ENDIAN | MPIC_WANTS_RESET |
mpic = mpic_alloc(NULL, 0,
MPIC_BIG_ENDIAN | MPIC_WANTS_RESET |
MPIC_SPV_EOI | MPIC_NO_PTHROU_DIS | MPIC_REGSET_TSI108,
24,
NR_IRQS-4, /* num_sources used */
......@@ -134,7 +117,7 @@ static void __init mpc7448_hpc2_init_IRQ(void)
BUG_ON(mpic == NULL);
mpic_assign_isu(mpic, 0, mpic_paddr + 0x100);
mpic_assign_isu(mpic, 0, mpic->paddr + 0x100);
mpic_init(mpic);
......@@ -159,7 +142,6 @@ static void __init mpc7448_hpc2_init_IRQ(void)
#endif
/* Configure MPIC outputs to CPU0 */
tsi108_write_reg(TSI108_MPIC_OFFSET + 0x30c, 0);
of_node_put(tsi_pic);
}
void mpc7448_hpc2_show_cpuinfo(struct seq_file *m)
......
......@@ -83,35 +83,17 @@ static void __init storcenter_setup_arch(void)
static void __init storcenter_init_IRQ(void)
{
struct mpic *mpic;
struct device_node *dnp;
const void *prop;
int size;
phys_addr_t paddr;
dnp = of_find_node_by_type(NULL, "open-pic");
if (dnp == NULL)
return;
prop = of_get_property(dnp, "reg", &size);
if (prop == NULL) {
of_node_put(dnp);
return;
}
paddr = (phys_addr_t)of_translate_address(dnp, prop);
mpic = mpic_alloc(dnp, paddr, MPIC_PRIMARY | MPIC_WANTS_RESET,
16, 32, " OpenPIC ");
of_node_put(dnp);
mpic = mpic_alloc(NULL, 0, MPIC_WANTS_RESET,
16, 32, " OpenPIC ");
BUG_ON(mpic == NULL);
/*
* 16 Serial Interrupts followed by 16 Internal Interrupts.
* I2C is the second internal, so it is at 17, 0x11020.
*/
mpic_assign_isu(mpic, 0, paddr + 0x10200);
mpic_assign_isu(mpic, 1, paddr + 0x11000);
mpic_assign_isu(mpic, 0, mpic->paddr + 0x10200);
mpic_assign_isu(mpic, 1, mpic->paddr + 0x11000);
mpic_init(mpic);
}
......
......@@ -221,7 +221,7 @@ static void __init maple_init_IRQ(void)
unsigned long openpic_addr = 0;
int naddr, n, i, opplen, has_isus = 0;
struct mpic *mpic;
unsigned int flags = MPIC_PRIMARY;
unsigned int flags = 0;
/* Locate MPIC in the device-tree. Note that there is a bug
* in Maple device-tree where the type of the controller is
......
......@@ -224,7 +224,7 @@ static __init void pas_init_IRQ(void)
openpic_addr = of_read_number(opprop, naddr);
printk(KERN_DEBUG "OpenPIC addr: %lx\n", openpic_addr);
mpic_flags = MPIC_PRIMARY | MPIC_LARGE_VECTORS | MPIC_NO_BIAS;
mpic_flags = MPIC_LARGE_VECTORS | MPIC_NO_BIAS;
nmiprop = of_get_property(mpic_node, "nmi-source", NULL);
if (nmiprop)
......@@ -234,7 +234,7 @@ static __init void pas_init_IRQ(void)
mpic_flags, 0, 0, "PASEMI-OPIC");
BUG_ON(!mpic);
mpic_assign_isu(mpic, 0, openpic_addr + 0x10000);
mpic_assign_isu(mpic, 0, mpic->paddr + 0x10000);
mpic_init(mpic);
/* The NMI/MCK source needs to be prio 15 */
if (nmiprop) {
......
......@@ -464,18 +464,6 @@ int of_irq_map_oldworld(struct device_node *device, int index,
}
#endif /* CONFIG_PPC32 */
static void pmac_u3_cascade(unsigned int irq, struct irq_desc *desc)
{
struct irq_chip *chip = irq_desc_get_chip(desc);
struct mpic *mpic = irq_desc_get_handler_data(desc);
unsigned int cascade_irq = mpic_get_one_irq(mpic);
if (cascade_irq != NO_IRQ)
generic_handle_irq(cascade_irq);
chip->irq_eoi(&desc->irq_data);
}
static void __init pmac_pic_setup_mpic_nmi(struct mpic *mpic)
{
#if defined(CONFIG_XMON) && defined(CONFIG_PPC32)
......@@ -498,14 +486,8 @@ static struct mpic * __init pmac_setup_one_mpic(struct device_node *np,
int master)
{
const char *name = master ? " MPIC 1 " : " MPIC 2 ";
struct resource r;
struct mpic *mpic;
unsigned int flags = master ? MPIC_PRIMARY : 0;
int rc;
rc = of_address_to_resource(np, 0, &r);
if (rc)
return NULL;
unsigned int flags = master ? 0 : MPIC_SECONDARY;
pmac_call_feature(PMAC_FTR_ENABLE_MPIC, np, 0, 0);
......@@ -519,7 +501,7 @@ static struct mpic * __init pmac_setup_one_mpic(struct device_node *np,
if (master && (flags & MPIC_BIG_ENDIAN))
flags |= MPIC_U3_HT_IRQS;
mpic = mpic_alloc(np, r.start, flags, 0, 0, name);
mpic = mpic_alloc(np, 0, flags, 0, 0, name);
if (mpic == NULL)
return NULL;
......@@ -532,7 +514,6 @@ static int __init pmac_pic_probe_mpic(void)
{
struct mpic *mpic1, *mpic2;
struct device_node *np, *master = NULL, *slave = NULL;
unsigned int cascade;
/* We can have up to 2 MPICs cascaded */
for (np = NULL; (np = of_find_node_by_type(np, "open-pic"))
......@@ -568,27 +549,14 @@ static int __init pmac_pic_probe_mpic(void)
of_node_put(master);
/* No slave, let's go out */
if (slave == NULL)
return 0;
/* Get/Map slave interrupt */
cascade = irq_of_parse_and_map(slave, 0);
if (cascade == NO_IRQ) {
printk(KERN_ERR "Failed to map cascade IRQ\n");
return 0;
}
/* Set up a cascaded controller, if present */
if (slave) {
mpic2 = pmac_setup_one_mpic(slave, 0);
if (mpic2 == NULL) {
if (mpic2 == NULL)
printk(KERN_ERR "Failed to setup slave MPIC\n");
of_node_put(slave);
return 0;
}
irq_set_handler_data(cascade, mpic2);
irq_set_chained_handler(cascade, pmac_u3_cascade);
of_node_put(slave);
return 0;
}
......
......@@ -192,8 +192,7 @@ static void __init pseries_mpic_init_IRQ(void)
BUG_ON(openpic_addr == 0);
/* Setup the openpic driver */
mpic = mpic_alloc(pSeries_mpic_node, openpic_addr,
MPIC_PRIMARY,
mpic = mpic_alloc(pSeries_mpic_node, openpic_addr, 0,
16, 250, /* isu size, irq count */
" MPIC ");
BUG_ON(mpic == NULL);
......
This diff is collapsed.
Markdown is supported
0%
or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment