diff options
Diffstat (limited to 'arch/powerpc/sysdev')
| -rw-r--r-- | arch/powerpc/sysdev/cpm2_pic.c | 2 | ||||
| -rw-r--r-- | arch/powerpc/sysdev/ipic.c | 2 | ||||
| -rw-r--r-- | arch/powerpc/sysdev/ppc4xx_pci.c | 17 |
3 files changed, 19 insertions, 2 deletions
diff --git a/arch/powerpc/sysdev/cpm2_pic.c b/arch/powerpc/sysdev/cpm2_pic.c index b16ca3ed65d..78f1f7cca0a 100644 --- a/arch/powerpc/sysdev/cpm2_pic.c +++ b/arch/powerpc/sysdev/cpm2_pic.c @@ -165,7 +165,7 @@ static int cpm2_set_irq_type(unsigned int virq, unsigned int flow_type) edibit = (14 - (src - CPM2_IRQ_EXT1)); else if (src >= CPM2_IRQ_PORTC15 && src <= CPM2_IRQ_PORTC0) - edibit = (31 - (src - CPM2_IRQ_PORTC15)); + edibit = (31 - (CPM2_IRQ_PORTC0 - src)); else return (flow_type & IRQ_TYPE_LEVEL_LOW) ? 0 : -EINVAL; diff --git a/arch/powerpc/sysdev/ipic.c b/arch/powerpc/sysdev/ipic.c index 88a983ece5c..9a89cd3e80a 100644 --- a/arch/powerpc/sysdev/ipic.c +++ b/arch/powerpc/sysdev/ipic.c @@ -890,7 +890,7 @@ unsigned int ipic_get_irq(void) return irq_linear_revmap(primary_ipic->irqhost, irq); } -#ifdef CONFIG_PM +#ifdef CONFIG_SUSPEND static struct { u32 sicfr; u32 siprr[2]; diff --git a/arch/powerpc/sysdev/ppc4xx_pci.c b/arch/powerpc/sysdev/ppc4xx_pci.c index 77fae5f64f2..5558d932b4d 100644 --- a/arch/powerpc/sysdev/ppc4xx_pci.c +++ b/arch/powerpc/sysdev/ppc4xx_pci.c @@ -204,6 +204,23 @@ static int __init ppc4xx_setup_one_pci_PMM(struct pci_controller *hose, { u32 ma, pcila, pciha; + /* Hack warning ! The "old" PCI 2.x cell only let us configure the low + * 32-bit of incoming PLB addresses. The top 4 bits of the 36-bit + * address are actually hard wired to a value that appears to depend + * on the specific SoC. For example, it's 0 on 440EP and 1 on 440EPx. + * + * The trick here is we just crop those top bits and ignore them when + * programming the chip. That means the device-tree has to be right + * for the specific part used (we don't print a warning if it's wrong + * but on the other hand, you'll crash quickly enough), but at least + * this code should work whatever the hard coded value is + */ + plb_addr &= 0xffffffffull; + + /* Note: Due to the above hack, the test below doesn't actually test + * if you address is above 4G, but it tests that address and + * (address + size) are both contained in the same 4G + */ if ((plb_addr + size) > 0xffffffffull || !is_power_of_2(size) || size < 0x1000 || (plb_addr & (size - 1)) != 0) { printk(KERN_WARNING "%s: Resource out of range\n", |