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Add functions for accessing dense and bwx memory for pci devices. These
routines are necessary to allow the use of certain types of hardware on the alpha, particularly a Myrinet card. Submitted by: Andrew Gallatin <gallatin@cs.duke.edu>
This commit is contained in:
Doug Rabson
parent
4536af6a70
commit
a0ab71761c
Notes:
svn2git
2020-12-20 02:59:44 +00:00
svn path=/head/; revision=40004
@ -23,7 +23,7 @@
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* $Id: chipset.h,v 1.3 1998/07/22 08:25:39 dfr Exp $
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* $Id: chipset.h,v 1.4 1998/08/10 07:53:58 dfr Exp $
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*/
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#ifndef _MACHINE_CHIPSET_H_
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@ -53,6 +53,7 @@ typedef void alpha_chipset_cfgwritew_t(u_int, u_int, u_int, u_int,
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u_int16_t);
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typedef void alpha_chipset_cfgwritel_t(u_int, u_int, u_int, u_int,
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u_int32_t);
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typedef vm_offset_t alpha_chipset_addrcvt_t(vm_offset_t);
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typedef struct alpha_chipset {
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@ -87,6 +88,12 @@ typedef struct alpha_chipset {
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alpha_chipset_cfgwritew_t* cfgwritew;
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alpha_chipset_cfgwritel_t* cfgwritel;
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/*
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* PCI address space translation functions
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*/
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alpha_chipset_addrcvt_t* cvt_to_dense;
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alpha_chipset_addrcvt_t* cvt_to_bwx;
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/*
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* PCI interrupt device.
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* (XXX hack until I change pci code to use new
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@ -23,7 +23,7 @@
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* $Id: cia.c,v 1.3 1998/07/22 08:32:17 dfr Exp $
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* $Id: apecs.c,v 1.1 1998/08/10 07:53:59 dfr Exp $
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*/
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/*
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* Copyright (c) 1995, 1996 Carnegie-Mellon University.
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@ -102,6 +102,7 @@ static alpha_chipset_cfgreadl_t apecs_swiz_cfgreadl;
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static alpha_chipset_cfgwriteb_t apecs_swiz_cfgwriteb;
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static alpha_chipset_cfgwritew_t apecs_swiz_cfgwritew;
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static alpha_chipset_cfgwritel_t apecs_swiz_cfgwritel;
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static alpha_chipset_addrcvt_t apecs_cvt_dense;
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static alpha_chipset_t apecs_swiz_chipset = {
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apecs_swiz_inb,
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@ -123,6 +124,8 @@ static alpha_chipset_t apecs_swiz_chipset = {
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apecs_swiz_cfgwriteb,
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apecs_swiz_cfgwritew,
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apecs_swiz_cfgwritel,
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apecs_cvt_dense,
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NULL,
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};
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static int
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@ -407,6 +410,16 @@ apecs_swiz_cfgwritel(u_int b, u_int s, u_int f, u_int r, u_int32_t data)
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}
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#endif
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static vm_offset_t
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apecs_cvt_dense(vm_offset_t addr)
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{
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addr &= 0xffffffffUL;
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return (addr | APECS_PCI_DENSE);
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}
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static int apecs_probe(device_t dev);
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static int apecs_attach(device_t dev);
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static void *apecs_create_intr(device_t dev, device_t child, int irq, driver_intr_t *intr, void *arg);
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@ -23,7 +23,7 @@
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* $Id: cia.c,v 1.8 1998/08/13 08:11:27 dfr Exp $
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* $Id: cia.c,v 1.9 1998/09/16 08:24:30 dfr Exp $
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*/
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/*-
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* Copyright (c) 1998 The NetBSD Foundation, Inc.
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@ -137,6 +137,7 @@ static alpha_chipset_cfgreadl_t cia_bwx_cfgreadl, cia_swiz_cfgreadl;
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static alpha_chipset_cfgwriteb_t cia_bwx_cfgwriteb, cia_swiz_cfgwriteb;
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static alpha_chipset_cfgwritew_t cia_bwx_cfgwritew, cia_swiz_cfgwritew;
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static alpha_chipset_cfgwritel_t cia_bwx_cfgwritel, cia_swiz_cfgwritel;
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static alpha_chipset_addrcvt_t cia_cvt_dense, cia_cvt_bwx;
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static alpha_chipset_t cia_bwx_chipset = {
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cia_bwx_inb,
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@ -158,6 +159,8 @@ static alpha_chipset_t cia_bwx_chipset = {
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cia_bwx_cfgwriteb,
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cia_bwx_cfgwritew,
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cia_bwx_cfgwritel,
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cia_cvt_dense,
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cia_cvt_bwx,
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};
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static alpha_chipset_t cia_swiz_chipset = {
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cia_swiz_inb,
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@ -179,6 +182,8 @@ static alpha_chipset_t cia_swiz_chipset = {
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cia_swiz_cfgwriteb,
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cia_swiz_cfgwritew,
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cia_swiz_cfgwritel,
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cia_cvt_dense,
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NULL,
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};
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static u_int8_t
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@ -596,6 +601,23 @@ cia_swiz_cfgwritel(u_int b, u_int s, u_int f, u_int r, u_int32_t data)
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SWIZ_CFGWRITE(b, s, f, r, data, LONG, u_int32_t);
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}
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vm_offset_t
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cia_cvt_dense(vm_offset_t addr)
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{
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addr &= 0xffffffffUL;
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return (addr | CIA_PCI_DENSE);
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}
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vm_offset_t
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cia_cvt_bwx(vm_offset_t addr)
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{
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addr &= 0xffffffffUL;
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return (addr |= CIA_EV56_BWMEM);
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}
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static int cia_probe(device_t dev);
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static int cia_attach(device_t dev);
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static void *cia_create_intr(device_t dev, device_t child, int irq, driver_intr_t *intr, void *arg);
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@ -23,7 +23,7 @@
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* $Id: lca.c,v 1.1 1998/08/10 07:53:59 dfr Exp $
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* $Id: lca.c,v 1.2 1998/09/23 21:23:51 msmith Exp $
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*/
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#include <sys/param.h>
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@ -69,6 +69,7 @@ static alpha_chipset_cfgreadl_t lca_cfgreadl;
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static alpha_chipset_cfgwriteb_t lca_cfgwriteb;
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static alpha_chipset_cfgwritew_t lca_cfgwritew;
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static alpha_chipset_cfgwritel_t lca_cfgwritel;
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static alpha_chipset_addrcvt_t lca_cvt_dense;
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static alpha_chipset_t lca_chipset = {
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lca_inb,
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@ -90,6 +91,7 @@ static alpha_chipset_t lca_chipset = {
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lca_cfgwriteb,
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lca_cfgwritew,
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lca_cfgwritel,
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lca_cvt_dense,
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};
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static u_int8_t
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@ -302,6 +304,15 @@ lca_cfgwritel(u_int b, u_int s, u_int f, u_int r, u_int32_t data)
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CFGWRITE(b, s, f, r, data, LONG, u_int16_t);
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}
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static vm_offset_t
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lca_cvt_dense(vm_offset_t addr)
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{
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addr &= 0xffffffffUL;
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return (addr | LCA_PCI_DENSE);
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}
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static int lca_probe(device_t dev);
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static int lca_attach(device_t dev);
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static void *lca_create_intr(device_t dev, device_t child, int irq, driver_intr_t *intr, void *arg);
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@ -23,7 +23,7 @@
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* $Id: pcibus.c,v 1.3 1998/07/22 08:33:30 dfr Exp $
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* $Id: pcibus.c,v 1.4 1998/08/10 07:53:59 dfr Exp $
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*
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*/
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@ -90,6 +90,24 @@ pci_cfgopen(void)
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return 1;
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}
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vm_offset_t
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pci_cvt_to_dense(vm_offset_t sparse)
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{
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if(chipset.cvt_to_dense)
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return chipset.cvt_to_dense(sparse);
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else
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return NULL;
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}
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vm_offset_t
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pci_cvt_to_bwx(vm_offset_t sparse)
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{
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if(chipset.cvt_to_bwx)
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return chipset.cvt_to_bwx(sparse);
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else
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return NULL;
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}
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/*
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* These can disappear when I update the pci code to use the new
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* device framework.
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@ -23,7 +23,7 @@
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* $Id: pcivar.h,v 1.20 1998/08/13 19:12:20 gibbs Exp $
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* $Id: pcivar.h,v 1.21 1998/09/15 08:21:09 gibbs Exp $
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*
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*/
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@ -178,7 +178,10 @@ void pci_drvattach(struct pci_devinfo *dinfo);
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int pci_cfgopen (void);
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int pci_cfgread (pcicfgregs *cfg, int reg, int bytes);
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void pci_cfgwrite (pcicfgregs *cfg, int reg, int data, int bytes);
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#ifdef __alpha__
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vm_offset_t pci_cvt_to_dense (vm_offset_t);
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vm_offset_t pci_cvt_to_bwx (vm_offset_t);
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#endif /* __alpha__ */
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/* for compatibility to FreeBSD-2.2 version of PCI code */
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#ifdef PCI_COMPAT
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@ -218,6 +221,8 @@ void pci_conf_write (pcici_t tag, u_long reg, u_long data);
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void pci_configure (void);
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int pci_map_port (pcici_t tag, u_long reg, pci_port_t* pa);
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int pci_map_mem (pcici_t tag, u_long reg, vm_offset_t* va, vm_offset_t* pa);
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int pci_map_dense (pcici_t tag, u_long reg, vm_offset_t* va, vm_offset_t* pa);
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int pci_map_bwx (pcici_t tag, u_long reg, vm_offset_t* va, vm_offset_t* pa);
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int pci_map_int (pcici_t tag, pci_inthand_t *func, void *arg, unsigned *maskptr);
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int pci_unmap_int (pcici_t tag);
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int pci_register_lkm (struct pci_device *dvp, int if_revision);
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@ -23,7 +23,7 @@
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* $Id: pci_compat.c,v 1.10 1998/09/06 22:41:42 tegge Exp $
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* $Id: pci_compat.c,v 1.11 1998/09/15 08:21:09 gibbs Exp $
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*
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*/
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@ -165,6 +165,49 @@ int pci_map_mem(pcici_t cfg, u_long reg, vm_offset_t* va, vm_offset_t* pa)
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return (0);
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}
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int
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pci_map_dense(pcici_t cfg, u_long reg, vm_offset_t* va, vm_offset_t* pa)
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{
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vm_offset_t dense;
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int retval = 0;
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if(pci_map_mem(cfg, reg, va, pa)){
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#ifdef __alpha__
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if(dense = pci_cvt_to_dense(*pa)){
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*pa = dense;
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*va = ALPHA_PHYS_TO_K0SEG(*pa);
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return (1);
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}
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#endif
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#ifdef __i386__
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return(1);
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#endif
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}
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return (0);
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}
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int
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pci_map_bwx(pcici_t cfg, u_long reg, vm_offset_t* va, vm_offset_t* pa)
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{
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vm_offset_t bwx;
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int retval = 0;
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if(pci_map_mem(cfg, reg, va, pa)){
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#ifdef __alpha__
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if(bwx = pci_cvt_to_bwx(*pa)){
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*pa = bwx;
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*va = ALPHA_PHYS_TO_K0SEG(*pa);
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return (1);
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}
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#endif
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#ifdef __i386__
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return(1);
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#endif
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}
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return (0);
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}
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int
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pci_map_int(pcici_t cfg, pci_inthand_t *func, void *arg, unsigned *maskptr)
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{
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@ -23,7 +23,7 @@
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* $Id: pcivar.h,v 1.20 1998/08/13 19:12:20 gibbs Exp $
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* $Id: pcivar.h,v 1.21 1998/09/15 08:21:09 gibbs Exp $
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*
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*/
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@ -178,7 +178,10 @@ void pci_drvattach(struct pci_devinfo *dinfo);
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int pci_cfgopen (void);
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int pci_cfgread (pcicfgregs *cfg, int reg, int bytes);
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void pci_cfgwrite (pcicfgregs *cfg, int reg, int data, int bytes);
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#ifdef __alpha__
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vm_offset_t pci_cvt_to_dense (vm_offset_t);
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vm_offset_t pci_cvt_to_bwx (vm_offset_t);
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#endif /* __alpha__ */
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/* for compatibility to FreeBSD-2.2 version of PCI code */
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#ifdef PCI_COMPAT
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@ -218,6 +221,8 @@ void pci_conf_write (pcici_t tag, u_long reg, u_long data);
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void pci_configure (void);
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int pci_map_port (pcici_t tag, u_long reg, pci_port_t* pa);
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int pci_map_mem (pcici_t tag, u_long reg, vm_offset_t* va, vm_offset_t* pa);
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int pci_map_dense (pcici_t tag, u_long reg, vm_offset_t* va, vm_offset_t* pa);
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int pci_map_bwx (pcici_t tag, u_long reg, vm_offset_t* va, vm_offset_t* pa);
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int pci_map_int (pcici_t tag, pci_inthand_t *func, void *arg, unsigned *maskptr);
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int pci_unmap_int (pcici_t tag);
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int pci_register_lkm (struct pci_device *dvp, int if_revision);
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