diff options
Diffstat (limited to 'arch/sparc/mm/io-unit.c')
| -rw-r--r-- | arch/sparc/mm/io-unit.c | 30 |
1 files changed, 20 insertions, 10 deletions
diff --git a/arch/sparc/mm/io-unit.c b/arch/sparc/mm/io-unit.c index 0f97ab30df3..caf551ad9d8 100644 --- a/arch/sparc/mm/io-unit.c +++ b/arch/sparc/mm/io-unit.c @@ -34,18 +34,10 @@ #define IOPERM (IOUPTE_CACHE | IOUPTE_WRITE | IOUPTE_VALID) #define MKIOPTE(phys) __iopte((((phys)>>4) & IOUPTE_PAGE) | IOPERM) -void __init iounit_init(struct sbus_bus *sbus) +static void __init iounit_iommu_init(struct of_device *op) { - struct device_node *dp = sbus->ofdev.node; struct iounit_struct *iounit; iopte_t *xpt, *xptend; - struct of_device *op; - - op = of_find_device_by_node(dp); - if (!op) { - prom_printf("SUN4D: Cannot find SBI of_device.\n"); - prom_halt(); - } iounit = kzalloc(sizeof(struct iounit_struct), GFP_ATOMIC); if (!iounit) { @@ -66,7 +58,6 @@ void __init iounit_init(struct sbus_bus *sbus) prom_halt(); } - sbus->ofdev.dev.archdata.iommu = iounit; op->dev.archdata.iommu = iounit; iounit->page_table = xpt; spin_lock_init(&iounit->lock); @@ -76,6 +67,25 @@ void __init iounit_init(struct sbus_bus *sbus) iopte_val(*xpt++) = 0; } +static int __init iounit_init(void) +{ + extern void sun4d_init_sbi_irq(void); + struct device_node *dp; + + for_each_node_by_name(dp, "sbi") { + struct of_device *op = of_find_device_by_node(dp); + + iounit_iommu_init(op); + of_propagate_archdata(op); + } + + sun4d_init_sbi_irq(); + + return 0; +} + +subsys_initcall(iounit_init); + /* One has to hold iounit->lock to call this */ static unsigned long iounit_get_area(struct iounit_struct *iounit, unsigned long vaddr, int size) { |