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authorTheo de Raadt <deraadt@cvs.openbsd.org>1995-12-15 13:56:49 +0000
committerTheo de Raadt <deraadt@cvs.openbsd.org>1995-12-15 13:56:49 +0000
commite4e83e0395766865b32e31ffd4c99492e95021a9 (patch)
tree3cdf19cc2481595d362927e4907c24c03ed2cea4 /sys/arch/sparc/dev/cgtwo.c
parent52870c9193cefaa9a2f79fab1b0a1e8076290b55 (diff)
new mapdev/()/mapiodev() calling convention uses "struct rom_reg *" to supply
base plus an offset new dvma routines
Diffstat (limited to 'sys/arch/sparc/dev/cgtwo.c')
-rw-r--r--sys/arch/sparc/dev/cgtwo.c25
1 files changed, 13 insertions, 12 deletions
diff --git a/sys/arch/sparc/dev/cgtwo.c b/sys/arch/sparc/dev/cgtwo.c
index e11f2608341..e8c2f3e30bc 100644
--- a/sys/arch/sparc/dev/cgtwo.c
+++ b/sys/arch/sparc/dev/cgtwo.c
@@ -76,7 +76,8 @@
struct cgtwo_softc {
struct device sc_dev; /* base device */
struct fbdevice sc_fb; /* frame buffer device */
- caddr_t sc_phys; /* display RAM (phys addr) */
+ struct rom_reg sc_phys; /* display RAM (phys addr) */
+ int sc_bustype; /* type of bus we live on */
volatile struct cg2statusreg *sc_reg; /* CG2 control registers */
volatile u_short *sc_cmap;
#define sc_redmap(sc) ((sc)->sc_cmap)
@@ -185,25 +186,25 @@ cgtwoattach(parent, self, args)
isconsole = 0;
}
#endif
- sc->sc_phys = (caddr_t)ca->ca_ra.ra_paddr;
+ sc->sc_phys = ca->ca_ra.ra_reg[0];
+ sc->sc_bustype = ca->ca_bustype;
+
if ((sc->sc_fb.fb_pixels = ca->ca_ra.ra_vaddr) == NULL && isconsole) {
/* this probably cannot happen, but what the heck */
- sc->sc_fb.fb_pixels = mapiodev(sc->sc_phys + CG2_PIXMAP_OFF,
+ sc->sc_fb.fb_pixels = mapiodev(ca->ca_ra.ra_reg, CG2_PIXMAP_OFF,
CG2_PIXMAP_SIZE, ca->ca_bustype);
}
#ifndef offsetof
#define offsetof(type, member) ((size_t)(&((type *)0)->member))
#endif
- sc->sc_reg = (volatile struct cg2statusreg *)
- mapiodev((caddr_t)sc->sc_phys +
- CG2_ROPMEM_OFF + offsetof(struct cg2fb, status.reg),
- sizeof(struct cg2statusreg), ca->ca_bustype);
+ sc->sc_reg = (volatile struct cg2statusreg *)mapiodev(ca->ca_ra.ra_reg,
+ CG2_ROPMEM_OFF + offsetof(struct cg2fb, status.reg),
+ sizeof(struct cg2statusreg), ca->ca_bustype);
- sc->sc_cmap = (volatile u_short *)
- mapiodev((caddr_t)sc->sc_phys +
- CG2_ROPMEM_OFF + offsetof(struct cg2fb, redmap[0]),
- 3 * CG2_CMSIZE, ca->ca_bustype);
+ sc->sc_cmap = (volatile u_short *)mapiodev(ca->ca_ra.ra_reg,
+ CG2_ROPMEM_OFF + offsetof(struct cg2fb, redmap[0]),
+ 3 * CG2_CMSIZE, ca->ca_bustype);
if (isconsole) {
printf(" (console)\n");
@@ -404,5 +405,5 @@ cgtwommap(dev, off, prot)
if ((unsigned)off >= sc->sc_fb.fb_type.fb_size)
return (-1);
- return ((int)sc->sc_phys + off + PMAP_VME32 + PMAP_NC);
+ return (REG2PHYS(&sc->sc_phys, off, PMAP_VME32) | PMAP_NC);
}