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244 lines
7.5 KiB
C
244 lines
7.5 KiB
C
/*
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* SNI specific definitions
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*
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* This file is subject to the terms and conditions of the GNU General Public
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* License. See the file "COPYING" in the main directory of this archive
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* for more details.
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*
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* Copyright (C) 1997, 1998 by Ralf Baechle
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* Copyright (C) 2006 Thomas Bogendoerfer (tsbogend@alpha.franken.de)
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*/
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#ifndef __ASM_SNI_H
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#define __ASM_SNI_H
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extern unsigned int sni_brd_type;
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#define SNI_BRD_10 2
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#define SNI_BRD_10NEW 3
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#define SNI_BRD_TOWER_OASIC 4
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#define SNI_BRD_MINITOWER 5
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#define SNI_BRD_PCI_TOWER 6
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#define SNI_BRD_RM200 7
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#define SNI_BRD_PCI_MTOWER 8
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#define SNI_BRD_PCI_DESKTOP 9
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#define SNI_BRD_PCI_TOWER_CPLUS 10
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#define SNI_BRD_PCI_MTOWER_CPLUS 11
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/* RM400 cpu types */
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#define SNI_CPU_M8021 0x01
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#define SNI_CPU_M8030 0x04
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#define SNI_CPU_M8031 0x06
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#define SNI_CPU_M8034 0x0f
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#define SNI_CPU_M8037 0x07
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#define SNI_CPU_M8040 0x05
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#define SNI_CPU_M8043 0x09
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#define SNI_CPU_M8050 0x0b
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#define SNI_CPU_M8053 0x0d
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#define SNI_PORT_BASE CKSEG1ADDR(0xb4000000)
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#ifndef __MIPSEL__
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/*
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* ASIC PCI registers for big endian configuration.
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*/
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#define PCIMT_UCONF CKSEG1ADDR(0xbfff0004)
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#define PCIMT_IOADTIMEOUT2 CKSEG1ADDR(0xbfff000c)
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#define PCIMT_IOMEMCONF CKSEG1ADDR(0xbfff0014)
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#define PCIMT_IOMMU CKSEG1ADDR(0xbfff001c)
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#define PCIMT_IOADTIMEOUT1 CKSEG1ADDR(0xbfff0024)
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#define PCIMT_DMAACCESS CKSEG1ADDR(0xbfff002c)
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#define PCIMT_DMAHIT CKSEG1ADDR(0xbfff0034)
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#define PCIMT_ERRSTATUS CKSEG1ADDR(0xbfff003c)
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#define PCIMT_ERRADDR CKSEG1ADDR(0xbfff0044)
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#define PCIMT_SYNDROME CKSEG1ADDR(0xbfff004c)
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#define PCIMT_ITPEND CKSEG1ADDR(0xbfff0054)
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#define IT_INT2 0x01
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#define IT_INTD 0x02
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#define IT_INTC 0x04
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#define IT_INTB 0x08
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#define IT_INTA 0x10
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#define IT_EISA 0x20
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#define IT_SCSI 0x40
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#define IT_ETH 0x80
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#define PCIMT_IRQSEL CKSEG1ADDR(0xbfff005c)
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#define PCIMT_TESTMEM CKSEG1ADDR(0xbfff0064)
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#define PCIMT_ECCREG CKSEG1ADDR(0xbfff006c)
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#define PCIMT_CONFIG_ADDRESS CKSEG1ADDR(0xbfff0074)
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#define PCIMT_ASIC_ID CKSEG1ADDR(0xbfff007c) /* read */
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#define PCIMT_SOFT_RESET CKSEG1ADDR(0xbfff007c) /* write */
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#define PCIMT_PIA_OE CKSEG1ADDR(0xbfff0084)
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#define PCIMT_PIA_DATAOUT CKSEG1ADDR(0xbfff008c)
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#define PCIMT_PIA_DATAIN CKSEG1ADDR(0xbfff0094)
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#define PCIMT_CACHECONF CKSEG1ADDR(0xbfff009c)
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#define PCIMT_INVSPACE CKSEG1ADDR(0xbfff00a4)
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#else
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/*
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* ASIC PCI registers for little endian configuration.
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*/
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#define PCIMT_UCONF CKSEG1ADDR(0xbfff0000)
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#define PCIMT_IOADTIMEOUT2 CKSEG1ADDR(0xbfff0008)
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#define PCIMT_IOMEMCONF CKSEG1ADDR(0xbfff0010)
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#define PCIMT_IOMMU CKSEG1ADDR(0xbfff0018)
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#define PCIMT_IOADTIMEOUT1 CKSEG1ADDR(0xbfff0020)
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#define PCIMT_DMAACCESS CKSEG1ADDR(0xbfff0028)
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#define PCIMT_DMAHIT CKSEG1ADDR(0xbfff0030)
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#define PCIMT_ERRSTATUS CKSEG1ADDR(0xbfff0038)
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#define PCIMT_ERRADDR CKSEG1ADDR(0xbfff0040)
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#define PCIMT_SYNDROME CKSEG1ADDR(0xbfff0048)
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#define PCIMT_ITPEND CKSEG1ADDR(0xbfff0050)
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#define IT_INT2 0x01
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#define IT_INTD 0x02
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#define IT_INTC 0x04
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#define IT_INTB 0x08
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#define IT_INTA 0x10
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#define IT_EISA 0x20
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#define IT_SCSI 0x40
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#define IT_ETH 0x80
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#define PCIMT_IRQSEL CKSEG1ADDR(0xbfff0058)
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#define PCIMT_TESTMEM CKSEG1ADDR(0xbfff0060)
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#define PCIMT_ECCREG CKSEG1ADDR(0xbfff0068)
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#define PCIMT_CONFIG_ADDRESS CKSEG1ADDR(0xbfff0070)
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#define PCIMT_ASIC_ID CKSEG1ADDR(0xbfff0078) /* read */
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#define PCIMT_SOFT_RESET CKSEG1ADDR(0xbfff0078) /* write */
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#define PCIMT_PIA_OE CKSEG1ADDR(0xbfff0080)
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#define PCIMT_PIA_DATAOUT CKSEG1ADDR(0xbfff0088)
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#define PCIMT_PIA_DATAIN CKSEG1ADDR(0xbfff0090)
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#define PCIMT_CACHECONF CKSEG1ADDR(0xbfff0098)
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#define PCIMT_INVSPACE CKSEG1ADDR(0xbfff00a0)
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#endif
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#define PCIMT_PCI_CONF CKSEG1ADDR(0xbfff0100)
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/*
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* Data port for the PCI bus in IO space
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*/
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#define PCIMT_CONFIG_DATA 0x0cfc
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/*
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* Board specific registers
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*/
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#define PCIMT_CSMSR CKSEG1ADDR(0xbfd00000)
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#define PCIMT_CSSWITCH CKSEG1ADDR(0xbfd10000)
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#define PCIMT_CSITPEND CKSEG1ADDR(0xbfd20000)
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#define PCIMT_AUTO_PO_EN CKSEG1ADDR(0xbfd30000)
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#define PCIMT_CLR_TEMP CKSEG1ADDR(0xbfd40000)
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#define PCIMT_AUTO_PO_DIS CKSEG1ADDR(0xbfd50000)
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#define PCIMT_EXMSR CKSEG1ADDR(0xbfd60000)
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#define PCIMT_UNUSED1 CKSEG1ADDR(0xbfd70000)
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#define PCIMT_CSWCSM CKSEG1ADDR(0xbfd80000)
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#define PCIMT_UNUSED2 CKSEG1ADDR(0xbfd90000)
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#define PCIMT_CSLED CKSEG1ADDR(0xbfda0000)
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#define PCIMT_CSMAPISA CKSEG1ADDR(0xbfdb0000)
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#define PCIMT_CSRSTBP CKSEG1ADDR(0xbfdc0000)
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#define PCIMT_CLRPOFF CKSEG1ADDR(0xbfdd0000)
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#define PCIMT_CSTIMER CKSEG1ADDR(0xbfde0000)
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#define PCIMT_PWDN CKSEG1ADDR(0xbfdf0000)
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/*
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* A20R based boards
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*/
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#define A20R_PT_CLOCK_BASE CKSEG1ADDR(0xbc040000)
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#define A20R_PT_TIM0_ACK CKSEG1ADDR(0xbc050000)
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#define A20R_PT_TIM1_ACK CKSEG1ADDR(0xbc060000)
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#define SNI_A20R_IRQ_BASE MIPS_CPU_IRQ_BASE
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#define SNI_A20R_IRQ_TIMER (SNI_A20R_IRQ_BASE+5)
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#define SNI_PCIT_INT_REG CKSEG1ADDR(0xbfff000c)
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#define SNI_PCIT_INT_START 24
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#define SNI_PCIT_INT_END 30
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#define PCIT_IRQ_ETHERNET (MIPS_CPU_IRQ_BASE + 5)
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#define PCIT_IRQ_INTA (SNI_PCIT_INT_START + 0)
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#define PCIT_IRQ_INTB (SNI_PCIT_INT_START + 1)
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#define PCIT_IRQ_INTC (SNI_PCIT_INT_START + 2)
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#define PCIT_IRQ_INTD (SNI_PCIT_INT_START + 3)
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#define PCIT_IRQ_SCSI0 (SNI_PCIT_INT_START + 4)
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#define PCIT_IRQ_SCSI1 (SNI_PCIT_INT_START + 5)
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/*
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* Interrupt 0-16 are EISA interrupts. Interrupts from 16 on are assigned
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* to the other interrupts generated by ASIC PCI.
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*
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* INT2 is a wired-or of the push button interrupt, high temperature interrupt
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* ASIC PCI interrupt.
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*/
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#define PCIMT_KEYBOARD_IRQ 1
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#define PCIMT_IRQ_INT2 24
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#define PCIMT_IRQ_INTD 25
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#define PCIMT_IRQ_INTC 26
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#define PCIMT_IRQ_INTB 27
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#define PCIMT_IRQ_INTA 28
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#define PCIMT_IRQ_EISA 29
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#define PCIMT_IRQ_SCSI 30
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#define PCIMT_IRQ_ETHERNET (MIPS_CPU_IRQ_BASE+6)
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#if 0
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#define PCIMT_IRQ_TEMPERATURE 24
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#define PCIMT_IRQ_EISA_NMI 25
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#define PCIMT_IRQ_POWER_OFF 26
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#define PCIMT_IRQ_BUTTON 27
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#endif
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/*
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* Base address for the mapped 16mb EISA bus segment.
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*/
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#define PCIMT_EISA_BASE CKSEG1ADDR(0xb0000000)
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/* PCI EISA Interrupt acknowledge */
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#define PCIMT_INT_ACKNOWLEDGE CKSEG1ADDR(0xba000000)
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/*
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* SNI ID PROM
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*
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* SNI_IDPROM_MEMSIZE Memsize in 16MB quantities
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* SNI_IDPROM_BRDTYPE Board Type
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* SNI_IDPROM_CPUTYPE CPU Type on RM400
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*/
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#ifdef CONFIG_CPU_BIG_ENDIAN
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#define __SNI_END 0
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#endif
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#ifdef CONFIG_CPU_LITTLE_ENDIAN
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#define __SNI_END 3
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#endif
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#define SNI_IDPROM_BASE CKSEG1ADDR(0x1ff00000)
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#define SNI_IDPROM_MEMSIZE (SNI_IDPROM_BASE + (0x28 ^ __SNI_END))
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#define SNI_IDPROM_BRDTYPE (SNI_IDPROM_BASE + (0x29 ^ __SNI_END))
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#define SNI_IDPROM_CPUTYPE (SNI_IDPROM_BASE + (0x30 ^ __SNI_END))
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#define SNI_IDPROM_SIZE 0x1000
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/* board specific init functions */
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extern void sni_a20r_init(void);
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extern void sni_pcit_init(void);
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extern void sni_rm200_init(void);
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extern void sni_pcimt_init(void);
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/* board specific irq init functions */
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extern void sni_a20r_irq_init(void);
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extern void sni_pcit_irq_init(void);
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extern void sni_pcit_cplus_irq_init(void);
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extern void sni_rm200_irq_init(void);
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extern void sni_pcimt_irq_init(void);
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/* timer inits */
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extern void sni_cpu_time_init(void);
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/* eisa init for RM200/400 */
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#ifdef CONFIG_EISA
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extern int sni_eisa_root_init(void);
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#else
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static inline int sni_eisa_root_init(void)
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{
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return 0;
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}
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#endif
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/* common irq stuff */
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extern void (*sni_hwint)(void);
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extern struct irqaction sni_isa_irq;
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#endif /* __ASM_SNI_H */
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