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author | David S. Miller <davem@davemloft.net> | 2008-10-11 12:39:35 -0700 |
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committer | David S. Miller <davem@davemloft.net> | 2008-10-11 12:39:35 -0700 |
commit | 56c5d900dbb8e042bfad035d18433476931d8f93 (patch) | |
tree | 00b793965beeef10db03e0ff021d2d965c410759 /arch/mips/include/asm/sgi/pi1.h | |
parent | 4dd95b63ae25c5cad6986829b5e8788e9faa0330 (diff) | |
parent | ead9d23d803ea3a73766c3cb27bf7563ac8d7266 (diff) | |
download | op-kernel-dev-56c5d900dbb8e042bfad035d18433476931d8f93.zip op-kernel-dev-56c5d900dbb8e042bfad035d18433476931d8f93.tar.gz |
Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/torvalds/linux-2.6
Conflicts:
sound/core/memalloc.c
Diffstat (limited to 'arch/mips/include/asm/sgi/pi1.h')
-rw-r--r-- | arch/mips/include/asm/sgi/pi1.h | 71 |
1 files changed, 71 insertions, 0 deletions
diff --git a/arch/mips/include/asm/sgi/pi1.h b/arch/mips/include/asm/sgi/pi1.h new file mode 100644 index 0000000..c950691 --- /dev/null +++ b/arch/mips/include/asm/sgi/pi1.h @@ -0,0 +1,71 @@ +/* + * pi1.h: Definitions for SGI PI1 parallel port + */ + +#ifndef _SGI_PI1_H +#define _SGI_PI1_H + +struct pi1_regs { + u8 _data[3]; + volatile u8 data; + u8 _ctrl[3]; + volatile u8 ctrl; +#define PI1_CTRL_STROBE_N 0x01 +#define PI1_CTRL_AFD_N 0x02 +#define PI1_CTRL_INIT_N 0x04 +#define PI1_CTRL_SLIN_N 0x08 +#define PI1_CTRL_IRQ_ENA 0x10 +#define PI1_CTRL_DIR 0x20 +#define PI1_CTRL_SEL 0x40 + u8 _status[3]; + volatile u8 status; +#define PI1_STAT_DEVID 0x03 /* bits 0-1 */ +#define PI1_STAT_NOINK 0x04 /* SGI MODE only */ +#define PI1_STAT_ERROR 0x08 +#define PI1_STAT_ONLINE 0x10 +#define PI1_STAT_PE 0x20 +#define PI1_STAT_ACK 0x40 +#define PI1_STAT_BUSY 0x80 + u8 _dmactrl[3]; + volatile u8 dmactrl; +#define PI1_DMACTRL_FIFO_EMPTY 0x01 /* fifo empty R/O */ +#define PI1_DMACTRL_ABORT 0x02 /* reset DMA and internal fifo W/O */ +#define PI1_DMACTRL_STDMODE 0x00 /* bits 2-3 */ +#define PI1_DMACTRL_SGIMODE 0x04 /* bits 2-3 */ +#define PI1_DMACTRL_RICOHMODE 0x08 /* bits 2-3 */ +#define PI1_DMACTRL_HPMODE 0x0c /* bits 2-3 */ +#define PI1_DMACTRL_BLKMODE 0x10 /* block mode */ +#define PI1_DMACTRL_FIFO_CLEAR 0x20 /* clear fifo W/O */ +#define PI1_DMACTRL_READ 0x40 /* read */ +#define PI1_DMACTRL_RUN 0x80 /* pedal to the metal */ + u8 _intstat[3]; + volatile u8 intstat; +#define PI1_INTSTAT_ACK 0x04 +#define PI1_INTSTAT_FEMPTY 0x08 +#define PI1_INTSTAT_NOINK 0x10 +#define PI1_INTSTAT_ONLINE 0x20 +#define PI1_INTSTAT_ERR 0x40 +#define PI1_INTSTAT_PE 0x80 + u8 _intmask[3]; + volatile u8 intmask; /* enabled low, reset high*/ +#define PI1_INTMASK_ACK 0x04 +#define PI1_INTMASK_FIFO_EMPTY 0x08 +#define PI1_INTMASK_NOINK 0x10 +#define PI1_INTMASK_ONLINE 0x20 +#define PI1_INTMASK_ERR 0x40 +#define PI1_INTMASK_PE 0x80 + u8 _timer1[3]; + volatile u8 timer1; +#define PI1_TIME1 0x27 + u8 _timer2[3]; + volatile u8 timer2; +#define PI1_TIME2 0x13 + u8 _timer3[3]; + volatile u8 timer3; +#define PI1_TIME3 0x10 + u8 _timer4[3]; + volatile u8 timer4; +#define PI1_TIME4 0x00 +}; + +#endif |