Differential D17356 Diff 48568 sys/powerpc/powernv/opal_pci.c

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sys/powerpc/powernv/opal_pci.c

Show First 20 Lines • Show All 89 Lines • ▼ Show 20 Lines	static int opalpci_map_msi(device_t dev, device_t child,
int irq, uint64_t addr, uint32_t data);		int irq, uint64_t addr, uint32_t data);
static int opalpci_route_interrupt(device_t bus, device_t dev, int pin);		static int opalpci_route_interrupt(device_t bus, device_t dev, int pin);

/*		/*
* MSI PIC interface.		* MSI PIC interface.
*/		*/
static void opalpic_pic_enable(device_t dev, u_int irq, u_int vector);		static void opalpic_pic_enable(device_t dev, u_int irq, u_int vector);
static void opalpic_pic_eoi(device_t dev, u_int irq);		static void opalpic_pic_eoi(device_t dev, u_int irq);
static void opalpic_pic_mask(device_t dev, u_int irq);
static void opalpic_pic_unmask(device_t dev, u_int irq);

/*		/*
* Commands		* Commands
*/		*/
#define OPAL_M32_WINDOW_TYPE 1		#define OPAL_M32_WINDOW_TYPE 1
#define OPAL_M64_WINDOW_TYPE 2		#define OPAL_M64_WINDOW_TYPE 2
#define OPAL_IO_WINDOW_TYPE 3		#define OPAL_IO_WINDOW_TYPE 3

Show All 30 Lines	static device_method_t opalpci_methods[] = {
DEVMETHOD(pcib_alloc_msix, opalpci_alloc_msix),		DEVMETHOD(pcib_alloc_msix, opalpci_alloc_msix),
DEVMETHOD(pcib_release_msix, opalpci_release_msix),		DEVMETHOD(pcib_release_msix, opalpci_release_msix),
DEVMETHOD(pcib_map_msi, opalpci_map_msi),		DEVMETHOD(pcib_map_msi, opalpci_map_msi),
DEVMETHOD(pcib_route_interrupt, opalpci_route_interrupt),		DEVMETHOD(pcib_route_interrupt, opalpci_route_interrupt),

/* PIC interface for MSIs */		/* PIC interface for MSIs */
DEVMETHOD(pic_enable, opalpic_pic_enable),		DEVMETHOD(pic_enable, opalpic_pic_enable),
DEVMETHOD(pic_eoi, opalpic_pic_eoi),		DEVMETHOD(pic_eoi, opalpic_pic_eoi),
DEVMETHOD(pic_mask, opalpic_pic_mask),
DEVMETHOD(pic_unmask, opalpic_pic_unmask),

DEVMETHOD_END		DEVMETHOD_END
};		};

struct opalpci_softc {		struct opalpci_softc {
struct ofw_pci_softc ofw_sc;		struct ofw_pci_softc ofw_sc;
uint64_t phb_id;		uint64_t phb_id;
vmem_t *msi_vmem;		vmem_t *msi_vmem;
▲ Show 20 Lines • Show All 489 Lines • ▼ Show 20 Lines	if (bootverbose && err != 0)
device_printf(child, "OPAL MSI mapping error: %d\n", err);		device_printf(child, "OPAL MSI mapping error: %d\n", err);

return ((err == 0) ? 0 : ENXIO);		return ((err == 0) ? 0 : ENXIO);
}		}

static void		static void
opalpic_pic_enable(device_t dev, u_int irq, u_int vector)		opalpic_pic_enable(device_t dev, u_int irq, u_int vector)
{		{
		struct opalpci_softc *sc = device_get_softc(dev);

PIC_ENABLE(root_pic, irq, vector);		PIC_ENABLE(root_pic, irq, vector);
		opal_call(OPAL_PCI_MSI_EOI, sc->phb_id, irq);
}		}

static void opalpic_pic_eoi(device_t dev, u_int irq)		static void opalpic_pic_eoi(device_t dev, u_int irq)
{		{
struct opalpci_softc *sc;		struct opalpci_softc *sc;

sc = device_get_softc(dev);		sc = device_get_softc(dev);
opal_call(OPAL_PCI_MSI_EOI, sc->phb_id, irq);		opal_call(OPAL_PCI_MSI_EOI, sc->phb_id, irq);

PIC_EOI(root_pic, irq);		PIC_EOI(root_pic, irq);
}		}

static void opalpic_pic_mask(device_t dev, u_int irq)
{
PIC_MASK(root_pic, irq);
}

static void opalpic_pic_unmask(device_t dev, u_int irq)
{
struct opalpci_softc *sc;

sc = device_get_softc(dev);

PIC_UNMASK(root_pic, irq);

opal_call(OPAL_PCI_MSI_EOI, sc->phb_id, irq);
}