patch-2.4.20 linux-2.4.20/include/asm-parisc/superio.h
Next file: linux-2.4.20/include/asm-parisc/system.h
Previous file: linux-2.4.20/include/asm-parisc/string.h
Back to the patch index
Back to the overall index
- Lines: 82
- Date:
Thu Nov 28 15:53:15 2002
- Orig file:
linux-2.4.19/include/asm-parisc/superio.h
- Orig date:
Wed Dec 31 16:00:00 1969
diff -urN linux-2.4.19/include/asm-parisc/superio.h linux-2.4.20/include/asm-parisc/superio.h
@@ -0,0 +1,81 @@
+#ifndef _PARISC_SUPERIO_H
+#define _PARISC_SUPERIO_H
+
+/* Offsets to configuration and base address registers */
+#define IC_PIC1 0x20 /* PCI I/O address of master 8259 */
+#define IC_PIC2 0xA0 /* PCI I/O address of slave */
+#define SIO_CR 0x5A /* Configuration Register */
+#define SIO_ACPIBAR 0x88 /* ACPI BAR */
+#define SIO_FDCBAR 0x90 /* Floppy Disk Controller BAR */
+#define SIO_SP1BAR 0x94 /* Serial 1 BAR */
+#define SIO_SP2BAR 0x98 /* Serial 2 BAR */
+#define SIO_PPBAR 0x9C /* Parallel BAR */
+
+/* Interrupt triggers and routing */
+#define TRIGGER_1 0x67 /* Edge/level trigger register 1 */
+#define TRIGGER_2 0x68 /* Edge/level trigger register 2 */
+#define IR_SER 0x69 /* Serial 1 [0:3] and Serial 2 [4:7] */
+#define IR_PFD 0x6a /* Parallel [0:3] and Floppy [4:7] */
+#define IR_IDE 0x6b /* IDE1 [0:3] and IDE2 [4:7] */
+#define IR_USB 0x6d /* USB [4:7] */
+#define IR_LOW 0x69 /* Lowest interrupt routing reg */
+#define IR_HIGH 0x71 /* Highest interrupt routing reg */
+
+/* 8259 operational control words */
+#define OCW2_EOI 0x20 /* Non-specific EOI */
+#define OCW2_SEOI 0x60 /* Specific EOI */
+#define OCW3_IIR 0x0A /* Read request register */
+#define OCW3_ISR 0x0B /* Read service register */
+#define OCW3_POLL 0x0C /* Poll the PIC for an interrupt vector */
+
+/* Interrupt lines. Only PIC1 is used */
+#define USB_IRQ 1 /* USB */
+#define SP1_IRQ 3 /* Serial port 1 */
+#define SP2_IRQ 4 /* Serial port 2 */
+#define PAR_IRQ 5 /* Parallel port */
+#define FDC_IRQ 6 /* Floppy controller */
+#define IDE_IRQ 7 /* IDE (pri+sec) */
+
+/* ACPI registers */
+#define USB_REG_CR 0x1f /* USB Regulator Control Register */
+
+#define SUPERIO_NIRQS 8
+
+struct superio_device {
+ u16 fdc_base;
+ u16 sp1_base;
+ u16 sp2_base;
+ u16 pp_base;
+ u16 acpi_base;
+ int iosapic_irq;
+ int iosapic_irq_enabled;
+ struct irq_region *irq_region;
+ struct pci_dev *lio_pdev; /* pci device for legacy IO fn */
+};
+
+/*
+ * Does NS make a 87415 based plug in PCI card? If so, because of this
+ * macro we currently don't support it being plugged into a machine
+ * that contains a SuperIO chip AND has CONFIG_SUPERIO enabled.
+ *
+ * This could be fixed by checking to see if function 1 exists, and
+ * if it is SuperIO Legacy IO; but really now, is this combination
+ * going to EVER happen?
+ */
+
+#define SUPERIO_IDE_FN 0 /* Function number of IDE controller */
+#define SUPERIO_LIO_FN 1 /* Function number of Legacy IO controller */
+#define SUPERIO_USB_FN 2 /* Function number of USB controller */
+
+#define is_superio_device(x) \
+ (((x)->vendor == PCI_VENDOR_ID_NS) && \
+ ( ((x)->device == PCI_DEVICE_ID_NS_87415) \
+ || ((x)->device == PCI_DEVICE_ID_NS_87560_LIO) \
+ || ((x)->device == PCI_DEVICE_ID_NS_87560_USB) ) )
+
+extern void superio_inform_irq(int irq);
+extern void superio_serial_init(void); /* called by rs_init() */
+extern int superio_fixup_irq(struct pci_dev *pcidev); /* called by iosapic */
+extern int superio_get_ide_irq(void);
+
+#endif /* _PARISC_SUPERIO_H */
FUNET's LINUX-ADM group, linux-adm@nic.funet.fi
TCL-scripts by Sam Shen (who was at: slshen@lbl.gov)