it8172_int.h
上传用户:lgb322
上传日期:2013-02-24
资源大小:30529k
文件大小:6k
- /*
- *
- * 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)
- /* Finally, let's move over here the mips cpu timer interrupt.
- * This is more or less strictly for statistics.
- */
- #define MIPS_CPU_TIMER_IRQ (IT8172_NMI_IRQ_BASE + 6)
- #define IT8172_INT_END MIPS_CPU_TIMER_IRQ
- /*
- * 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 */