diff options
Diffstat (limited to 'include/asm-sparc/ns87303.h')
| -rw-r--r-- | include/asm-sparc/ns87303.h | 118 |
1 files changed, 0 insertions, 118 deletions
diff --git a/include/asm-sparc/ns87303.h b/include/asm-sparc/ns87303.h deleted file mode 100644 index 686defe6aaa0..000000000000 --- a/include/asm-sparc/ns87303.h +++ /dev/null | |||
| @@ -1,118 +0,0 @@ | |||
| 1 | /* ns87303.h: Configuration Register Description for the | ||
| 2 | * National Semiconductor PC87303 (SuperIO). | ||
| 3 | * | ||
| 4 | * Copyright (C) 1997 Eddie C. Dost (ecd@skynet.be) | ||
| 5 | */ | ||
| 6 | |||
| 7 | #ifndef _SPARC_NS87303_H | ||
| 8 | #define _SPARC_NS87303_H 1 | ||
| 9 | |||
| 10 | /* | ||
| 11 | * Control Register Index Values | ||
| 12 | */ | ||
| 13 | #define FER 0x00 | ||
| 14 | #define FAR 0x01 | ||
| 15 | #define PTR 0x02 | ||
| 16 | #define FCR 0x03 | ||
| 17 | #define PCR 0x04 | ||
| 18 | #define KRR 0x05 | ||
| 19 | #define PMC 0x06 | ||
| 20 | #define TUP 0x07 | ||
| 21 | #define SID 0x08 | ||
| 22 | #define ASC 0x09 | ||
| 23 | #define CS0CF0 0x0a | ||
| 24 | #define CS0CF1 0x0b | ||
| 25 | #define CS1CF0 0x0c | ||
| 26 | #define CS1CF1 0x0d | ||
| 27 | |||
| 28 | /* Function Enable Register (FER) bits */ | ||
| 29 | #define FER_EDM 0x10 /* Encoded Drive and Motor pin information */ | ||
| 30 | |||
| 31 | /* Function Address Register (FAR) bits */ | ||
| 32 | #define FAR_LPT_MASK 0x03 | ||
| 33 | #define FAR_LPTB 0x00 | ||
| 34 | #define FAR_LPTA 0x01 | ||
| 35 | #define FAR_LPTC 0x02 | ||
| 36 | |||
| 37 | /* Power and Test Register (PTR) bits */ | ||
| 38 | #define PTR_LPTB_IRQ7 0x08 | ||
| 39 | #define PTR_LEVEL_IRQ 0x80 /* When not ECP/EPP: Use level IRQ */ | ||
| 40 | #define PTR_LPT_REG_DIR 0x80 /* When ECP/EPP: LPT CTR controlls direction */ | ||
| 41 | /* of the parallel port */ | ||
| 42 | |||
| 43 | /* Function Control Register (FCR) bits */ | ||
| 44 | #define FCR_LDE 0x10 /* Logical Drive Exchange */ | ||
| 45 | #define FCR_ZWS_ENA 0x20 /* Enable short host read/write in ECP/EPP */ | ||
| 46 | |||
| 47 | /* Printer Control Register (PCR) bits */ | ||
| 48 | #define PCR_EPP_ENABLE 0x01 | ||
| 49 | #define PCR_EPP_IEEE 0x02 /* Enable EPP Version 1.9 (IEEE 1284) */ | ||
| 50 | #define PCR_ECP_ENABLE 0x04 | ||
| 51 | #define PCR_ECP_CLK_ENA 0x08 /* If 0 ECP Clock is stopped on Power down */ | ||
| 52 | #define PCR_IRQ_POLAR 0x20 /* If 0 IRQ is level high or negative pulse, */ | ||
| 53 | /* if 1 polarity is inverted */ | ||
| 54 | #define PCR_IRQ_ODRAIN 0x40 /* If 1, IRQ is open drain */ | ||
| 55 | |||
| 56 | /* Tape UARTs and Parallel Port Config Register (TUP) bits */ | ||
| 57 | #define TUP_EPP_TIMO 0x02 /* Enable EPP timeout IRQ */ | ||
| 58 | |||
| 59 | /* Advanced SuperIO Config Register (ASC) bits */ | ||
| 60 | #define ASC_LPT_IRQ7 0x01 /* Always use IRQ7 for LPT */ | ||
| 61 | #define ASC_DRV2_SEL 0x02 /* Logical Drive Exchange controlled by TDR */ | ||
| 62 | |||
| 63 | #define FER_RESERVED 0x00 | ||
| 64 | #define FAR_RESERVED 0x00 | ||
| 65 | #define PTR_RESERVED 0x73 | ||
| 66 | #define FCR_RESERVED 0xc4 | ||
| 67 | #define PCR_RESERVED 0x10 | ||
| 68 | #define KRR_RESERVED 0x00 | ||
| 69 | #define PMC_RESERVED 0x98 | ||
| 70 | #define TUP_RESERVED 0xfb | ||
| 71 | #define SIP_RESERVED 0x00 | ||
| 72 | #define ASC_RESERVED 0x18 | ||
| 73 | #define CS0CF0_RESERVED 0x00 | ||
| 74 | #define CS0CF1_RESERVED 0x08 | ||
| 75 | #define CS1CF0_RESERVED 0x00 | ||
| 76 | #define CS1CF1_RESERVED 0x08 | ||
| 77 | |||
| 78 | #ifdef __KERNEL__ | ||
| 79 | |||
| 80 | #include <linux/spinlock.h> | ||
| 81 | |||
| 82 | #include <asm/system.h> | ||
| 83 | #include <asm/io.h> | ||
| 84 | |||
| 85 | extern spinlock_t ns87303_lock; | ||
| 86 | |||
| 87 | static inline int ns87303_modify(unsigned long port, unsigned int index, | ||
| 88 | unsigned char clr, unsigned char set) | ||
| 89 | { | ||
| 90 | static unsigned char reserved[] = { | ||
| 91 | FER_RESERVED, FAR_RESERVED, PTR_RESERVED, FCR_RESERVED, | ||
| 92 | PCR_RESERVED, KRR_RESERVED, PMC_RESERVED, TUP_RESERVED, | ||
| 93 | SIP_RESERVED, ASC_RESERVED, CS0CF0_RESERVED, CS0CF1_RESERVED, | ||
| 94 | CS1CF0_RESERVED, CS1CF1_RESERVED | ||
| 95 | }; | ||
| 96 | unsigned long flags; | ||
| 97 | unsigned char value; | ||
| 98 | |||
| 99 | if (index > 0x0d) | ||
| 100 | return -EINVAL; | ||
| 101 | |||
| 102 | spin_lock_irqsave(&ns87303_lock, flags); | ||
| 103 | |||
| 104 | outb(index, port); | ||
| 105 | value = inb(port + 1); | ||
| 106 | value &= ~(reserved[index] | clr); | ||
| 107 | value |= set; | ||
| 108 | outb(value, port + 1); | ||
| 109 | outb(value, port + 1); | ||
| 110 | |||
| 111 | spin_unlock_irqrestore(&ns87303_lock, flags); | ||
| 112 | |||
| 113 | return 0; | ||
| 114 | } | ||
| 115 | |||
| 116 | #endif /* __KERNEL__ */ | ||
| 117 | |||
| 118 | #endif /* !(_SPARC_NS87303_H) */ | ||
