/* * * BRIEF MODULE DESCRIPTION * ITE 8172 Interrupt Numbering * * Copyright 2000 MontaVista Software Inc. * Author: MontaVista Software, Inc. * ppopov@mvista.com or source@mvista.com * * This program is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License as published by the * Free Software Foundation; either version 2 of the License, or (at your * option) any later version. * * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN * NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. * * You should have received a copy of the GNU General Public License along * with this program; if not, write to the Free Software Foundation, Inc., * 675 Mass Ave, Cambridge, MA 02139, USA. */ #ifndef _MIPS_ITEINT_H #define _MIPS_ITEINT_H /* * Here's the "strategy": * We number the LPC serial irqs from 0 to 15, * the local bus irqs from 16 to 31, * the pci dev register interrupts from 32 to 47, * and the non-maskable ints from 48 to 53. */ #define IT8172_LPC_IRQ_BASE 0 /* first LPC int number */ #define IT8172_SERIRQ_0 (IT8172_LPC_IRQ_BASE + 0) #define IT8172_SERIRQ_1 (IT8172_LPC_IRQ_BASE + 1) #define IT8172_SERIRQ_2 (IT8172_LPC_IRQ_BASE + 2) #define IT8172_SERIRQ_3 (IT8172_LPC_IRQ_BASE + 3) #define IT8172_SERIRQ_4 (IT8172_LPC_IRQ_BASE + 4) #define IT8172_SERIRQ_5 (IT8172_LPC_IRQ_BASE + 5) #define IT8172_SERIRQ_6 (IT8172_LPC_IRQ_BASE + 6) #define IT8172_SERIRQ_7 (IT8172_LPC_IRQ_BASE + 7) #define IT8172_SERIRQ_8 (IT8172_LPC_IRQ_BASE + 8) #define IT8172_SERIRQ_9 (IT8172_LPC_IRQ_BASE + 9) #define IT8172_SERIRQ_10 (IT8172_LPC_IRQ_BASE + 10) #define IT8172_SERIRQ_11 (IT8172_LPC_IRQ_BASE + 11) #define IT8172_SERIRQ_12 (IT8172_LPC_IRQ_BASE + 12) #define IT8172_SERIRQ_13 (IT8172_LPC_IRQ_BASE + 13) #define IT8172_SERIRQ_14 (IT8172_LPC_IRQ_BASE + 14) #define IT8172_SERIRQ_15 (IT8172_LPC_IRQ_BASE + 15) #define IT8172_LB_IRQ_BASE 16 /* first local bus int number */ #define IT8172_PPR_IRQ (IT8172_LB_IRQ_BASE + 0) /* parallel port */ #define IT8172_TIMER0_IRQ (IT8172_LB_IRQ_BASE + 1) #define IT8172_TIMER1_IRQ (IT8172_LB_IRQ_BASE + 2) #define IT8172_I2C_IRQ (IT8172_LB_IRQ_BASE + 3) #define IT8172_GPIO_IRQ (IT8172_LB_IRQ_BASE + 4) #define IT8172_CIR0_IRQ (IT8172_LB_IRQ_BASE + 5) #define IT8172_CIR1_IRQ (IT8172_LB_IRQ_BASE + 6) #define IT8172_UART_IRQ (IT8172_LB_IRQ_BASE + 7) #define IT8172_SCR0_IRQ (IT8172_LB_IRQ_BASE + 8) #define IT8172_SCR1_IRQ (IT8172_LB_IRQ_BASE + 9) #define IT8172_RTC_IRQ (IT8172_LB_IRQ_BASE + 10) #define IT8172_IOCHK_IRQ (IT8172_LB_IRQ_BASE + 11) /* 12 - 15 reserved */ /* * Note here that the pci dev registers includes bits for more than * just the pci devices. */ #define IT8172_PCI_DEV_IRQ_BASE 32 /* first pci dev irq */ #define IT8172_AC97_IRQ (IT8172_PCI_DEV_IRQ_BASE + 0) #define IT8172_MC68K_IRQ (IT8172_PCI_DEV_IRQ_BASE + 1) #define IT8172_IDE_IRQ (IT8172_PCI_DEV_IRQ_BASE + 2) #define IT8172_USB_IRQ (IT8172_PCI_DEV_IRQ_BASE + 3) #define IT8172_BRIDGE_MASTER_IRQ (IT8172_PCI_DEV_IRQ_BASE + 4) #define IT8172_BRIDGE_TARGET_IRQ (IT8172_PCI_DEV_IRQ_BASE + 5) #define IT8172_PCI_INTA_IRQ (IT8172_PCI_DEV_IRQ_BASE + 6) #define IT8172_PCI_INTB_IRQ (IT8172_PCI_DEV_IRQ_BASE + 7) #define IT8172_PCI_INTC_IRQ (IT8172_PCI_DEV_IRQ_BASE + 8) #define IT8172_PCI_INTD_IRQ (IT8172_PCI_DEV_IRQ_BASE + 9) #define IT8172_S_INTA_IRQ (IT8172_PCI_DEV_IRQ_BASE + 10) #define IT8172_S_INTB_IRQ (IT8172_PCI_DEV_IRQ_BASE + 11) #define IT8172_S_INTC_IRQ (IT8172_PCI_DEV_IRQ_BASE + 12) #define IT8172_S_INTD_IRQ (IT8172_PCI_DEV_IRQ_BASE + 13) #define IT8172_CDMA_IRQ (IT8172_PCI_DEV_IRQ_BASE + 14) #define IT8172_DMA_IRQ (IT8172_PCI_DEV_IRQ_BASE + 15) #define IT8172_NMI_IRQ_BASE 48 #define IT8172_SER_NMI_IRQ (IT8172_NMI_IRQ_BASE + 0) #define IT8172_PCI_NMI_IRQ (IT8172_NMI_IRQ_BASE + 1) #define IT8172_RTC_NMI_IRQ (IT8172_NMI_IRQ_BASE + 2) #define IT8172_CPUIF_NMI_IRQ (IT8172_NMI_IRQ_BASE + 3) #define IT8172_PMER_NMI_IRQ (IT8172_NMI_IRQ_BASE + 4) #define IT8172_POWER_NMI_IRQ (IT8172_NMI_IRQ_BASE + 5) #define IT8172_LAST_IRQ (IT8172_POWER_NMI_IRQ) /* Finally, let's move over here the mips cpu timer interrupt. */ #define MIPS_CPU_TIMER_IRQ (NR_IRQS-1) /* * IT8172 Interrupt Controller Registers */ struct it8172_intc_regs { volatile unsigned short lb_req; /* offset 0 */ volatile unsigned short lb_mask; volatile unsigned short lb_trigger; volatile unsigned short lb_level; unsigned char pad0[8]; volatile unsigned short lpc_req; /* offset 0x10 */ volatile unsigned short lpc_mask; volatile unsigned short lpc_trigger; volatile unsigned short lpc_level; unsigned char pad1[8]; volatile unsigned short pci_req; /* offset 0x20 */ volatile unsigned short pci_mask; volatile unsigned short pci_trigger; volatile unsigned short pci_level; unsigned char pad2[8]; volatile unsigned short nmi_req; /* offset 0x30 */ volatile unsigned short nmi_mask; volatile unsigned short nmi_trigger; volatile unsigned short nmi_level; unsigned char pad3[6]; volatile unsigned short nmi_redir; /* offset 0x3E */ unsigned char pad4[0xBE]; volatile unsigned short intstatus; /* offset 0xFE */ }; #endif /* _MIPS_ITEINT_H */