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Adjust for new register access arguments, and make one slight cosmetic 

change.
This commit is contained in:
thorpej 1999-04-15 22:32:21 +00:00
parent fa9bff9be1
commit 592cdd4bda
1 changed files with 28 additions and 26 deletions
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54
sys/arch/alpha/pci/mcpcia_dma.c
View File

@ -1,4 +1,4 @@
/* $NetBSD: mcpcia_dma.c,v 1.10 1999/04/06 19:26:32 pk Exp $ */
/* $NetBSD: mcpcia_dma.c,v 1.11 1999/04/15 22:32:21 thorpej Exp $ */
/*-
* Copyright (c) 1997, 1998 The NetBSD Foundation, Inc.
@ -39,7 +39,7 @@
#include <sys/cdefs.h> /* RCS ID & Copyright macro defns */
__KERNEL_RCSID(0, "$NetBSD: mcpcia_dma.c,v 1.10 1999/04/06 19:26:32 pk Exp $");
__KERNEL_RCSID(0, "$NetBSD: mcpcia_dma.c,v 1.11 1999/04/15 22:32:21 thorpej Exp $");
#include <sys/param.h>
#include <sys/systm.h>
@ -93,10 +93,12 @@ void mcpcia_bus_dmamap_unload_sgmap __P((bus_dma_tag_t, bus_dmamap_t));
#define MCPCIA_ISA_SG_MAPPED_BASE (8*1024*1024)
#define MCPCIA_ISA_SG_MAPPED_SIZE (8*1024*1024)
#define MCPCIA_SGTLB_INVALIDATE(mcp) \
alpha_mb(), \
REGVAL(MCPCIA_SG_TBIA(mcp)) = 0xdeadbeef, \
alpha_mb()
#define MCPCIA_SGTLB_INVALIDATE(ccp) \
do { \
alpha_mb(); \
REGVAL(MCPCIA_SG_TBIA(ccp)) = 0xdeadbeef; \
alpha_mb(); \
} while (0)
void
mcpcia_dma_init(ccp)
@ -187,35 +189,35 @@ mcpcia_dma_init(ccp)
* Disable windows first.
*/
REGVAL(MCPCIA_W0_BASE(ccp->cc_sc)) = 0;
REGVAL(MCPCIA_W1_BASE(ccp->cc_sc)) = 0;
REGVAL(MCPCIA_W2_BASE(ccp->cc_sc)) = 0;
REGVAL(MCPCIA_W3_BASE(ccp->cc_sc)) = 0;
REGVAL(MCPCIA_T0_BASE(ccp->cc_sc)) = 0;
REGVAL(MCPCIA_T1_BASE(ccp->cc_sc)) = 0;
REGVAL(MCPCIA_T2_BASE(ccp->cc_sc)) = 0;
REGVAL(MCPCIA_T3_BASE(ccp->cc_sc)) = 0;
REGVAL(MCPCIA_W0_BASE(ccp)) = 0;
REGVAL(MCPCIA_W1_BASE(ccp)) = 0;
REGVAL(MCPCIA_W2_BASE(ccp)) = 0;
REGVAL(MCPCIA_W3_BASE(ccp)) = 0;
REGVAL(MCPCIA_T0_BASE(ccp)) = 0;
REGVAL(MCPCIA_T1_BASE(ccp)) = 0;
REGVAL(MCPCIA_T2_BASE(ccp)) = 0;
REGVAL(MCPCIA_T3_BASE(ccp)) = 0;
alpha_mb();
/*
* Set up window 0 as an 8MB SGMAP-mapped window starting at 8MB.
*/
REGVAL(MCPCIA_W0_MASK(ccp->cc_sc)) = MCPCIA_WMASK_8M;
REGVAL(MCPCIA_T0_BASE(ccp->cc_sc)) =
REGVAL(MCPCIA_W0_MASK(ccp)) = MCPCIA_WMASK_8M;
REGVAL(MCPCIA_T0_BASE(ccp)) =
ccp->cc_sgmap.aps_ptpa >> MCPCIA_TBASEX_SHIFT;
REGVAL(MCPCIA_W0_BASE(ccp->cc_sc)) =
REGVAL(MCPCIA_W0_BASE(ccp)) =
MCPCIA_WBASE_EN | MCPCIA_WBASE_SG | MCPCIA_ISA_SG_MAPPED_BASE;
alpha_mb();
MCPCIA_SGTLB_INVALIDATE(ccp->cc_sc);
MCPCIA_SGTLB_INVALIDATE(ccp);
/*
* Set up window 1 as a 1 GB Direct-mapped window starting at 2GB.
*/
REGVAL(MCPCIA_W0_MASK(ccp->cc_sc)) = MCPCIA_WMASK_1G;
REGVAL(MCPCIA_T0_BASE(ccp->cc_sc)) = 0;
REGVAL(MCPCIA_W0_BASE(ccp->cc_sc)) =
REGVAL(MCPCIA_W0_MASK(ccp)) = MCPCIA_WMASK_1G;
REGVAL(MCPCIA_T0_BASE(ccp)) = 0;
REGVAL(MCPCIA_W0_BASE(ccp)) =
MCPCIA_DIRECT_MAPPED_BASE | MCPCIA_WBASE_EN;
alpha_mb();
@ -327,7 +329,7 @@ mcpcia_bus_dmamap_load_sgmap(t, map, buf, buflen, p, flags)
error = pci_sgmap_pte64_load(t, map, buf, buflen, p, flags,
t->_sgmap);
if (error == 0)
MCPCIA_SGTLB_INVALIDATE(ccp->cc_sc);
MCPCIA_SGTLB_INVALIDATE(ccp);
return (error);
}
@ -346,7 +348,7 @@ mcpcia_bus_dmamap_load_mbuf_sgmap(t, map, m, flags)
error = pci_sgmap_pte64_load_mbuf(t, map, m, flags, t->_sgmap);
if (error == 0)
MCPCIA_SGTLB_INVALIDATE(ccp->cc_sc);
MCPCIA_SGTLB_INVALIDATE(ccp);
return (error);
}
@ -365,7 +367,7 @@ mcpcia_bus_dmamap_load_uio_sgmap(t, map, uio, flags)
error = pci_sgmap_pte64_load_uio(t, map, uio, flags, t->_sgmap);
if (error == 0)
MCPCIA_SGTLB_INVALIDATE(ccp->cc_sc);
MCPCIA_SGTLB_INVALIDATE(ccp);
return (error);
}
@ -387,7 +389,7 @@ mcpcia_bus_dmamap_load_raw_sgmap(t, map, segs, nsegs, size, flags)
error = pci_sgmap_pte64_load_raw(t, map, segs, nsegs, size, flags,
t->_sgmap);
if (error == 0)
MCPCIA_SGTLB_INVALIDATE(ccp->cc_sc);
MCPCIA_SGTLB_INVALIDATE(ccp);
return (error);
}
@ -405,7 +407,7 @@ mcpcia_bus_dmamap_unload_sgmap(t, map)
* Invalidate any SGMAP page table entries used by this mapping.
*/
pci_sgmap_pte64_unload(t, map, t->_sgmap);
MCPCIA_SGTLB_INVALIDATE(ccp->cc_sc);
MCPCIA_SGTLB_INVALIDATE(ccp);
/*
* Do the generic bits of the unload.