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| author | Arnaud Giersch <arnaud.giersch@free.fr> | 2005-11-13 00:38:18 +0100 |
|---|---|---|
| committer | Ralf Baechle <ralf@linux-mips.org> | 2005-11-17 16:23:47 +0000 |
| commit | 84c493d8e143360cfba3efede97e5a93d62c4d3d (patch) | |
| tree | 1530db463632b6cdb279aa0078d2249452d815aa | |
| parent | 19ce1cfb2d53e5b9f70d0199d551789db2718e6f (diff) | |
| download | blackbird-op-linux-84c493d8e143360cfba3efede97e5a93d62c4d3d.tar.gz blackbird-op-linux-84c493d8e143360cfba3efede97e5a93d62c4d3d.zip | |
[MIPS] IP32 Fix and complete IP32 parport definitions
Fix, complete, and indent IP32 parport definitions.
Definition were wrong for CTXINUSE and DMACTIVE (1-bit shift).
Add macros DATA_BOUND, DATALEN_SHIFT, and CTRSHIFT.
Signed-off-by: Arnaud Giersch <arnaud.giersch@free.fr>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
| -rw-r--r-- | include/asm-mips/ip32/mace.h | 42 |
1 files changed, 26 insertions, 16 deletions
diff --git a/include/asm-mips/ip32/mace.h b/include/asm-mips/ip32/mace.h index 5bdc51d85b6c..e514efe44c06 100644 --- a/include/asm-mips/ip32/mace.h +++ b/include/asm-mips/ip32/mace.h @@ -150,24 +150,34 @@ struct mace_audio { /* register definitions for parallel port DMA */ struct mace_parport { -/* 0 - do nothing, 1 - pulse terminal count to the device after buffer is drained */ -#define MACEPAR_CONTEXT_LASTFLAG BIT(63) -/* Should not cross 4K page boundary */ -#define MACEPAR_CONTEXT_DATALEN_MASK 0xfff00000000 -/* Can be arbitrarily aligned on any byte boundary on output, 64 byte aligned on input */ -#define MACEPAR_CONTEXT_BASEADDR_MASK 0xffffffff + /* 0 - do nothing, + * 1 - pulse terminal count to the device after buffer is drained */ +#define MACEPAR_CONTEXT_LASTFLAG BIT(63) + /* Should not cross 4K page boundary */ +#define MACEPAR_CONTEXT_DATA_BOUND 0x0000000000001000UL +#define MACEPAR_CONTEXT_DATALEN_MASK 0x00000fff00000000UL +#define MACEPAR_CONTEXT_DATALEN_SHIFT 32 + /* Can be arbitrarily aligned on any byte boundary on output, + * 64 byte aligned on input */ +#define MACEPAR_CONTEXT_BASEADDR_MASK 0x00000000ffffffffUL volatile u64 context_a; volatile u64 context_b; -#define MACEPAR_CTLSTAT_DIRECTION BIT(0) /* 0 - mem->device, 1 - device->mem */ -#define MACEPAR_CTLSTAT_ENABLE BIT(1) /* 0 - channel frozen, 1 - channel enabled */ -#define MACEPAR_CTLSTAT_RESET BIT(2) /* 0 - channel active, 1 - complete channel reset */ -#define MACEPAR_CTLSTAT_CTXB_VALID BIT(3) -#define MACEPAR_CTLSTAT_CTXA_VALID BIT(4) - volatile u64 cntlstat; /* Control/Status register */ -#define MACEPAR_DIAG_CTXINUSE BIT(1) -#define MACEPAR_DIAG_DMACTIVE BIT(2) /* 1 - Dma engine is enabled and processing something */ -#define MACEPAR_DIAG_CTRMASK 0x3ffc /* Counter of bytes left */ - volatile u64 diagnostic; /* RO: diagnostic register */ + /* 0 - mem->device, 1 - device->mem */ +#define MACEPAR_CTLSTAT_DIRECTION BIT(0) + /* 0 - channel frozen, 1 - channel enabled */ +#define MACEPAR_CTLSTAT_ENABLE BIT(1) + /* 0 - channel active, 1 - complete channel reset */ +#define MACEPAR_CTLSTAT_RESET BIT(2) +#define MACEPAR_CTLSTAT_CTXB_VALID BIT(3) +#define MACEPAR_CTLSTAT_CTXA_VALID BIT(4) + volatile u64 cntlstat; /* Control/Status register */ +#define MACEPAR_DIAG_CTXINUSE BIT(0) + /* 1 - Dma engine is enabled and processing something */ +#define MACEPAR_DIAG_DMACTIVE BIT(1) + /* Counter of bytes left */ +#define MACEPAR_DIAG_CTRMASK 0x0000000000003ffcUL +#define MACEPAR_DIAG_CTRSHIFT 2 + volatile u64 diagnostic; /* RO: diagnostic register */ }; /* ISA Control and DMA registers */ |
