cregit-Linux how code gets into the kernel

Release 4.14 arch/mips/include/asm/sni.h

/*
 * SNI specific definitions
 *
 * This file is subject to the terms and conditions of the GNU General Public
 * License.  See the file "COPYING" in the main directory of this archive
 * for more details.
 *
 * Copyright (C) 1997, 1998 by Ralf Baechle
 * Copyright (C) 2006 Thomas Bogendoerfer (tsbogend@alpha.franken.de)
 */
#ifndef __ASM_SNI_H

#define __ASM_SNI_H

extern unsigned int sni_brd_type;


#define SNI_BRD_10		   2

#define SNI_BRD_10NEW		   3

#define SNI_BRD_TOWER_OASIC	   4

#define SNI_BRD_MINITOWER	   5

#define SNI_BRD_PCI_TOWER	   6

#define SNI_BRD_RM200		   7

#define SNI_BRD_PCI_MTOWER	   8

#define SNI_BRD_PCI_DESKTOP	   9

#define SNI_BRD_PCI_TOWER_CPLUS	  10

#define SNI_BRD_PCI_MTOWER_CPLUS  11

/* RM400 cpu types */

#define SNI_CPU_M8021		0x01

#define SNI_CPU_M8030		0x04

#define SNI_CPU_M8031		0x06

#define SNI_CPU_M8034		0x0f

#define SNI_CPU_M8037		0x07

#define SNI_CPU_M8040		0x05

#define SNI_CPU_M8043		0x09

#define SNI_CPU_M8050		0x0b

#define SNI_CPU_M8053		0x0d


#define SNI_PORT_BASE		CKSEG1ADDR(0xb4000000)

#ifndef __MIPSEL__
/*
 * ASIC PCI registers for big endian configuration.
 */

#define PCIMT_UCONF		CKSEG1ADDR(0xbfff0004)

#define PCIMT_IOADTIMEOUT2	CKSEG1ADDR(0xbfff000c)

#define PCIMT_IOMEMCONF		CKSEG1ADDR(0xbfff0014)

#define PCIMT_IOMMU		CKSEG1ADDR(0xbfff001c)

#define PCIMT_IOADTIMEOUT1	CKSEG1ADDR(0xbfff0024)

#define PCIMT_DMAACCESS		CKSEG1ADDR(0xbfff002c)

#define PCIMT_DMAHIT		CKSEG1ADDR(0xbfff0034)

#define PCIMT_ERRSTATUS		CKSEG1ADDR(0xbfff003c)

#define PCIMT_ERRADDR		CKSEG1ADDR(0xbfff0044)

#define PCIMT_SYNDROME		CKSEG1ADDR(0xbfff004c)

#define PCIMT_ITPEND		CKSEG1ADDR(0xbfff0054)

#define	 IT_INT2		0x01

#define	 IT_INTD		0x02

#define	 IT_INTC		0x04

#define	 IT_INTB		0x08

#define	 IT_INTA		0x10

#define	 IT_EISA		0x20

#define	 IT_SCSI		0x40

#define	 IT_ETH			0x80

#define PCIMT_IRQSEL		CKSEG1ADDR(0xbfff005c)

#define PCIMT_TESTMEM		CKSEG1ADDR(0xbfff0064)

#define PCIMT_ECCREG		CKSEG1ADDR(0xbfff006c)

#define PCIMT_CONFIG_ADDRESS	CKSEG1ADDR(0xbfff0074)

#define PCIMT_ASIC_ID		CKSEG1ADDR(0xbfff007c)	
/* read */

#define PCIMT_SOFT_RESET	CKSEG1ADDR(0xbfff007c)	
/* write */

#define PCIMT_PIA_OE		CKSEG1ADDR(0xbfff0084)

#define PCIMT_PIA_DATAOUT	CKSEG1ADDR(0xbfff008c)

#define PCIMT_PIA_DATAIN	CKSEG1ADDR(0xbfff0094)

#define PCIMT_CACHECONF		CKSEG1ADDR(0xbfff009c)

#define PCIMT_INVSPACE		CKSEG1ADDR(0xbfff00a4)
#else
/*
 * ASIC PCI registers for little endian configuration.
 */

#define PCIMT_UCONF		CKSEG1ADDR(0xbfff0000)

#define PCIMT_IOADTIMEOUT2	CKSEG1ADDR(0xbfff0008)

#define PCIMT_IOMEMCONF		CKSEG1ADDR(0xbfff0010)

#define PCIMT_IOMMU		CKSEG1ADDR(0xbfff0018)

#define PCIMT_IOADTIMEOUT1	CKSEG1ADDR(0xbfff0020)

#define PCIMT_DMAACCESS		CKSEG1ADDR(0xbfff0028)

#define PCIMT_DMAHIT		CKSEG1ADDR(0xbfff0030)

#define PCIMT_ERRSTATUS		CKSEG1ADDR(0xbfff0038)

#define PCIMT_ERRADDR		CKSEG1ADDR(0xbfff0040)

#define PCIMT_SYNDROME		CKSEG1ADDR(0xbfff0048)

#define PCIMT_ITPEND		CKSEG1ADDR(0xbfff0050)

#define	 IT_INT2		0x01

#define	 IT_INTD		0x02

#define	 IT_INTC		0x04

#define	 IT_INTB		0x08

#define	 IT_INTA		0x10

#define	 IT_EISA		0x20

#define	 IT_SCSI		0x40

#define	 IT_ETH			0x80

#define PCIMT_IRQSEL		CKSEG1ADDR(0xbfff0058)

#define PCIMT_TESTMEM		CKSEG1ADDR(0xbfff0060)

#define PCIMT_ECCREG		CKSEG1ADDR(0xbfff0068)

#define PCIMT_CONFIG_ADDRESS	CKSEG1ADDR(0xbfff0070)

#define PCIMT_ASIC_ID		CKSEG1ADDR(0xbfff0078)	
/* read */

#define PCIMT_SOFT_RESET	CKSEG1ADDR(0xbfff0078)	
/* write */

#define PCIMT_PIA_OE		CKSEG1ADDR(0xbfff0080)

#define PCIMT_PIA_DATAOUT	CKSEG1ADDR(0xbfff0088)

#define PCIMT_PIA_DATAIN	CKSEG1ADDR(0xbfff0090)

#define PCIMT_CACHECONF		CKSEG1ADDR(0xbfff0098)

#define PCIMT_INVSPACE		CKSEG1ADDR(0xbfff00a0)
#endif


#define PCIMT_PCI_CONF		CKSEG1ADDR(0xbfff0100)

/*
 * Data port for the PCI bus in IO space
 */

#define PCIMT_CONFIG_DATA	0x0cfc

/*
 * Board specific registers
 */

#define PCIMT_CSMSR		CKSEG1ADDR(0xbfd00000)

#define PCIMT_CSSWITCH		CKSEG1ADDR(0xbfd10000)

#define PCIMT_CSITPEND		CKSEG1ADDR(0xbfd20000)

#define PCIMT_AUTO_PO_EN	CKSEG1ADDR(0xbfd30000)

#define PCIMT_CLR_TEMP		CKSEG1ADDR(0xbfd40000)

#define PCIMT_AUTO_PO_DIS	CKSEG1ADDR(0xbfd50000)

#define PCIMT_EXMSR		CKSEG1ADDR(0xbfd60000)

#define PCIMT_UNUSED1		CKSEG1ADDR(0xbfd70000)

#define PCIMT_CSWCSM		CKSEG1ADDR(0xbfd80000)

#define PCIMT_UNUSED2		CKSEG1ADDR(0xbfd90000)

#define PCIMT_CSLED		CKSEG1ADDR(0xbfda0000)

#define PCIMT_CSMAPISA		CKSEG1ADDR(0xbfdb0000)

#define PCIMT_CSRSTBP		CKSEG1ADDR(0xbfdc0000)

#define PCIMT_CLRPOFF		CKSEG1ADDR(0xbfdd0000)

#define PCIMT_CSTIMER		CKSEG1ADDR(0xbfde0000)

#define PCIMT_PWDN		CKSEG1ADDR(0xbfdf0000)

/*
 * A20R based boards
 */

#define A20R_PT_CLOCK_BASE	CKSEG1ADDR(0xbc040000)

#define A20R_PT_TIM0_ACK	CKSEG1ADDR(0xbc050000)

#define A20R_PT_TIM1_ACK	CKSEG1ADDR(0xbc060000)


#define SNI_A20R_IRQ_BASE	MIPS_CPU_IRQ_BASE

#define SNI_A20R_IRQ_TIMER	(SNI_A20R_IRQ_BASE+5)


#define SNI_PCIT_INT_REG	CKSEG1ADDR(0xbfff000c)


#define SNI_PCIT_INT_START	24

#define SNI_PCIT_INT_END	30


#define PCIT_IRQ_ETHERNET	(MIPS_CPU_IRQ_BASE + 5)

#define PCIT_IRQ_INTA		(SNI_PCIT_INT_START + 0)

#define PCIT_IRQ_INTB		(SNI_PCIT_INT_START + 1)

#define PCIT_IRQ_INTC		(SNI_PCIT_INT_START + 2)

#define PCIT_IRQ_INTD		(SNI_PCIT_INT_START + 3)

#define PCIT_IRQ_SCSI0		(SNI_PCIT_INT_START + 4)

#define PCIT_IRQ_SCSI1		(SNI_PCIT_INT_START + 5)


/*
 * Interrupt 0-16 are EISA interrupts.  Interrupts from 16 on are assigned
 * to the other interrupts generated by ASIC PCI.
 *
 * INT2 is a wired-or of the push button interrupt, high temperature interrupt
 * ASIC PCI interrupt.
 */

#define PCIMT_KEYBOARD_IRQ	 1

#define PCIMT_IRQ_INT2		24

#define PCIMT_IRQ_INTD		25

#define PCIMT_IRQ_INTC		26

#define PCIMT_IRQ_INTB		27

#define PCIMT_IRQ_INTA		28

#define PCIMT_IRQ_EISA		29

#define PCIMT_IRQ_SCSI		30


#define PCIMT_IRQ_ETHERNET	(MIPS_CPU_IRQ_BASE+6)

#if 0
#define PCIMT_IRQ_TEMPERATURE	24
#define PCIMT_IRQ_EISA_NMI	25
#define PCIMT_IRQ_POWER_OFF	26
#define PCIMT_IRQ_BUTTON	27
#endif

/*
 * Base address for the mapped 16mb EISA bus segment.
 */

#define PCIMT_EISA_BASE		CKSEG1ADDR(0xb0000000)

/* PCI EISA Interrupt acknowledge  */

#define PCIMT_INT_ACKNOWLEDGE	CKSEG1ADDR(0xba000000)

/*
 *  SNI ID PROM
 *
 * SNI_IDPROM_MEMSIZE  Memsize in 16MB quantities
 * SNI_IDPROM_BRDTYPE  Board Type
 * SNI_IDPROM_CPUTYPE  CPU Type on RM400
 */
#ifdef CONFIG_CPU_BIG_ENDIAN

#define __SNI_END 0
#endif
#ifdef CONFIG_CPU_LITTLE_ENDIAN

#define __SNI_END 3
#endif

#define SNI_IDPROM_BASE	       CKSEG1ADDR(0x1ff00000)

#define SNI_IDPROM_MEMSIZE     (SNI_IDPROM_BASE + (0x28 ^ __SNI_END))

#define SNI_IDPROM_BRDTYPE     (SNI_IDPROM_BASE + (0x29 ^ __SNI_END))

#define SNI_IDPROM_CPUTYPE     (SNI_IDPROM_BASE + (0x30 ^ __SNI_END))


#define SNI_IDPROM_SIZE 0x1000

/* board specific init functions */
extern void sni_a20r_init(void);
extern void sni_pcit_init(void);
extern void sni_rm200_init(void);
extern void sni_pcimt_init(void);

/* board specific irq init functions */
extern void sni_a20r_irq_init(void);
extern void sni_pcit_irq_init(void);
extern void sni_pcit_cplus_irq_init(void);
extern void sni_rm200_irq_init(void);
extern void sni_pcimt_irq_init(void);

/* timer inits */
extern void sni_cpu_time_init(void);

/* eisa init for RM200/400 */
#ifdef CONFIG_EISA
extern int sni_eisa_root_init(void);
#else

static inline int sni_eisa_root_init(void) { return 0; }

Contributors

PersonTokensPropCommitsCommitProp
Adrian Bunk12100.00%1100.00%
Total12100.00%1100.00%

#endif /* common irq stuff */ extern void (*sni_hwint)(void); extern struct irqaction sni_isa_irq; #endif /* __ASM_SNI_H */

Overall Contributors

PersonTokensPropCommitsCommitProp
Thomas Bogendoerfer46766.05%436.36%
Linus Torvalds (pre-git)16723.62%327.27%
Linus Torvalds507.07%19.09%
Adrian Bunk192.69%19.09%
Ralf Bächle40.57%218.18%
Total707100.00%11100.00%
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