diff options
Diffstat (limited to 'sys/dev')
| -rw-r--r-- | sys/dev/ic/vgafb.c | 171 | ||||
| -rw-r--r-- | sys/dev/ic/vgafbvar.h | 11 | ||||
| -rw-r--r-- | sys/dev/pci/vgafb_pci.c | 299 |
3 files changed, 297 insertions, 184 deletions
diff --git a/sys/dev/ic/vgafb.c b/sys/dev/ic/vgafb.c index b81d0d5098e..e8e71b761b9 100644 --- a/sys/dev/ic/vgafb.c +++ b/sys/dev/ic/vgafb.c @@ -1,4 +1,4 @@ -/* $OpenBSD: vgafb.c,v 1.3 1998/09/28 01:10:34 rahnds Exp $ */ +/* $OpenBSD: vgafb.c,v 1.4 1998/10/09 02:00:51 rahnds Exp $ */ /* $NetBSD: vga.c,v 1.3 1996/12/02 22:24:54 cgd Exp $ */ /* @@ -76,27 +76,34 @@ int vgafb_print __P((void *, const char *)); * and attachment. */ int -vgafb_common_probe(iot, memt, iobase, membase, memsize) +vgafb_common_probe(iot, memt, iobase, iosize, membase, memsize, mmiobase, mmiosize) bus_space_tag_t iot, memt; - u_int32_t iobase, membase; - size_t memsize; + u_int32_t iobase, membase, mmiobase; + size_t iosize, memsize, mmiosize; { - bus_space_handle_t ioh_b, ioh_c, ioh_d, memh; + bus_space_handle_t ioh_b, ioh_c, ioh_d, memh, mmioh; u_int16_t vgadata; - int gotio_b, gotio_c, gotio_d, gotmem, rv; + int gotio_b, gotio_c, gotio_d, gotmem, gotmmio, rv; int width; - gotio_b = gotio_c = gotio_d = gotmem = rv = 0; - - if (bus_space_map(iot, iobase+0x3b0, 0xc, 0, &ioh_b)) - goto bad; - gotio_b = 1; - if (bus_space_map(iot, iobase+0x3c0, 0x10, 0, &ioh_c)) - goto bad; - gotio_c = 1; - if (bus_space_map(iot, iobase+0x3d0, 0x10, 0, &ioh_d)) - goto bad; - gotio_d = 1; + gotio_b = gotio_c = gotio_d = gotmem = gotmmio = rv = 0; + + if (iosize != 0) { + if (bus_space_map(iot, iobase+0x3b0, 0xc, 0, &ioh_b)) + goto bad; + gotio_b = 1; + if (bus_space_map(iot, iobase+0x3c0, 0x10, 0, &ioh_c)) + goto bad; + gotio_c = 1; + if (bus_space_map(iot, iobase+0x3d0, 0x10, 0, &ioh_d)) + goto bad; + gotio_d = 1; + } + if (mmiosize != 0) { + if (bus_space_map(iot, mmiobase, mmiosize, 0, &mmioh)) + goto bad; + gotmmio = 1; + } if (bus_space_map(memt, membase, memsize, 0, &memh)) goto bad; gotmem = 1; @@ -126,6 +133,8 @@ bad: bus_space_unmap(iot, ioh_c, 0x10); if (gotio_d) bus_space_unmap(iot, ioh_d, 0x10); + if (gotmmio) + bus_space_unmap(memt, mmioh, mmiosize); if (gotmem) bus_space_unmap(memt, memh, memsize); @@ -133,11 +142,11 @@ bad: } void -vgafb_common_setup(iot, memt, vc, iobase, membase, memsize) +vgafb_common_setup(iot, memt, vc, iobase, iosize, membase, memsize, mmiobase, mmiosize) bus_space_tag_t iot, memt; struct vgafb_config *vc; - u_int32_t iobase, membase; - size_t memsize; + u_int32_t iobase, membase, mmiobase; + size_t iosize, memsize, mmiosize; { int cpos; int width, height; @@ -145,53 +154,65 @@ vgafb_common_setup(iot, memt, vc, iobase, membase, memsize) vc->vc_iot = iot; vc->vc_memt = memt; - if (bus_space_map(vc->vc_iot, iobase+0x3b0, 0xc, 0, &vc->vc_ioh_b)) - panic("vgafb_common_setup: couldn't map io b"); - if (bus_space_map(vc->vc_iot, iobase+0x3c0, 0x10, 0, &vc->vc_ioh_c)) - panic("vgafb_common_setup: couldn't map io c"); - if (bus_space_map(vc->vc_iot, iobase+0x3d0, 0x10, 0, &vc->vc_ioh_d)) - panic("vgafb_common_setup: couldn't map io d"); + if (iosize != 0) { + if (bus_space_map(vc->vc_iot, iobase+0x3b0, 0xc, 0, &vc->vc_ioh_b)) + panic("vgafb_common_setup: couldn't map io b"); + if (bus_space_map(vc->vc_iot, iobase+0x3c0, 0x10, 0, &vc->vc_ioh_c)) + panic("vgafb_common_setup: couldn't map io c"); + if (bus_space_map(vc->vc_iot, iobase+0x3d0, 0x10, 0, &vc->vc_ioh_d)) + panic("vgafb_common_setup: couldn't map io d"); + } + if (mmiosize != 0) { + if (bus_space_map(vc->vc_memt, mmiobase, mmiosize, 0, &vc->vc_mmioh)) + panic("vgafb_common_setup: couldn't map mmio"); + } if (bus_space_map(vc->vc_memt, membase, memsize, 0, &vc->vc_memh)) - panic("vgafb_common_setup: couldn't map memory"); - - /* CR1 - Horiz. Display End */ - bus_space_write_1(iot, vc->vc_ioh_d, 4, 0x1); - width = bus_space_read_1(iot, vc->vc_ioh_d, 5); - /* (stored value + 1) * depth -> pixel width */ - width = ( width + 1 ) * 8; - vc->vc_ncol = width / FONT_WIDTH; - - /* CR1 - Horiz. Display End */ - bus_space_write_1(iot, vc->vc_ioh_d, 4, 0x12); - { - u_int8_t t1, t2, t3; + panic("vgafb_common_setup: couldn't map memory"); + + printf("iosize %x\n", iosize); + if (iosize != 0) { + /* CR1 - Horiz. Display End */ + bus_space_write_1(iot, vc->vc_ioh_d, 4, 0x1); + width = bus_space_read_1(iot, vc->vc_ioh_d, 5); + printf (",w %d", width); + /* (stored value + 1) * depth -> pixel width */ + width = ( width + 1 ) * 8; + + /* CR1 - Horiz. Display End */ bus_space_write_1(iot, vc->vc_ioh_d, 4, 0x12); - t1 = bus_space_read_1(iot, vc->vc_ioh_d, 5); - - bus_space_write_1(iot, vc->vc_ioh_d, 4, 0x7); - t2 = bus_space_read_1(iot, vc->vc_ioh_d, 5); - height = t1 + ((t2&0x40) << 3) - + ((t2&0x02) << 7) + 1; - bus_space_write_1(iot, vc->vc_ioh_d, 4, 0x17); - t3 = bus_space_read_1(iot, vc->vc_ioh_d, 5); - if (t3 & 0x04) { - height *= 2; + { + u_int8_t t1, t2, t3; + bus_space_write_1(iot, vc->vc_ioh_d, 4, 0x12); + t1 = bus_space_read_1(iot, vc->vc_ioh_d, 5); + printf (",t1 %d", t1); + + bus_space_write_1(iot, vc->vc_ioh_d, 4, 0x7); + t2 = bus_space_read_1(iot, vc->vc_ioh_d, 5); + printf (",t2 %d", t2); + height = t1 + ((t2&0x40) << 3) + + ((t2&0x02) << 7) + 1; + bus_space_write_1(iot, vc->vc_ioh_d, 4, 0x17); + t3 = bus_space_read_1(iot, vc->vc_ioh_d, 5); + if (t3 & 0x04) { + height *= 2; + } + if (t1 == 0xff && t2 == 0xff && t3 == 0xff) { + /* iospace not working??? */ + /* hope, better guess than 2048x2048 */ + width = 640; + height = 480; + } } + vc->vc_ncol = width / FONT_WIDTH; + vc->vc_nrow = height / FONT_HEIGHT; + } else { + /* iosize == 0 + * default to 640x480 and hope + */ + vc->vc_ncol = 640 / FONT_WIDTH; + vc->vc_nrow = 480 / FONT_HEIGHT; } - vc->vc_nrow = height / FONT_HEIGHT; - -#if 0 - /* assume resolution is 640x480 */ - vc->vc_nrow = 25; - vc->vc_ncol = 80; - - bus_space_write_1(iot, vc->vc_ioh_d, VGA_IO_D_6845_ADDR, 14); - cpos = bus_space_read_1(iot, vc->vc_ioh_d, VGA_IO_D_6845_DATA) << 8; - bus_space_write_1(iot, vc->vc_ioh_d, VGA_IO_D_6845_ADDR, 15); - cpos |= bus_space_read_1(iot, vc->vc_ioh_d, VGA_IO_D_6845_DATA); - vc->vc_crow = cpos / vc->vc_ncol; - vc->vc_ccol = cpos % vc->vc_ncol; -#endif + printf(", %dx%d", vc->vc_ncol, vc->vc_nrow); vc->vc_crow = vc->vc_ccol = 0; /* Has to be some onscreen value */ vc->vc_so = 0; @@ -294,24 +315,38 @@ vgafbmmap(v, offset, prot) bus_space_handle_t h; u_int32_t *port; - if (offset >= 0x00000 && offset < 0x100000) /* 1MB of mem */ + /* memsize... */ + if (offset >= 0x00000 && offset < 0x800000) /* 8MB of mem??? */ h = vc->vc_memh + offset; - else if (offset >= 0x10000 && offset < 0x140000) /* 256KB of iohb */ + else if (offset >= 0x10000000 && offset < 0x10040000 ) + /* 256KB of iohb */ h = vc->vc_ioh_b; - else if (offset >= 0x140000 && offset < 0x180000) /* 256KB of iohc */ + else if (offset >= 0x10040000 && offset < 0x10080000) + /* 256KB of iohc */ h = vc->vc_ioh_c; - else if (offset >= 0x180000 && offset < 0x1c0000) /* 256KB of iohd */ + else if (offset >= 0x18880000 && offset < 0x100c0000) + /* 256KB of iohd */ h = vc->vc_ioh_d; + else if (offset >= 0x20000000 && offset < 0x30000000) + /* mmiosize... */ + h = vc->vc_mmioh + (offset - 0x20000000); else return (-1); - port = (u_int32_t *)(h << 5); #ifdef alpha + port = (u_int32_t *)(h << 5); return alpha_btop(port); /* XXX */ #elif defined(i386) + port = (u_int32_t *)(h << 5); return i386_btop(port); #elif defined(__powerpc__) + { + /* huh ??? */ + return h; + /* return powerpc_btop(port); + */ + } #endif } diff --git a/sys/dev/ic/vgafbvar.h b/sys/dev/ic/vgafbvar.h index 4629a2ac337..9a2562e1452 100644 --- a/sys/dev/ic/vgafbvar.h +++ b/sys/dev/ic/vgafbvar.h @@ -1,4 +1,4 @@ -/* $OpenBSD: vgafbvar.h,v 1.1 1998/09/27 03:55:59 rahnds Exp $ */ +/* $OpenBSD: vgafbvar.h,v 1.2 1998/10/09 02:00:52 rahnds Exp $ */ /* $NetBSD: vgavar.h,v 1.2 1996/11/23 06:06:43 cgd Exp $ */ /* @@ -33,7 +33,7 @@ struct vgafb_config { * Filled in by front-ends. */ bus_space_tag_t vc_iot, vc_memt; - bus_space_handle_t vc_ioh_b, vc_ioh_c, vc_ioh_d, vc_memh; + bus_space_handle_t vc_ioh_b, vc_ioh_c, vc_ioh_d, vc_memh, vc_mmioh; /* * Private to back-end. @@ -51,10 +51,11 @@ struct vgafb_config { }; -int vgafb_common_probe __P((bus_space_tag_t, bus_space_tag_t, u_int32_t, - u_int32_t, size_t )); +int vgafb_common_probe __P((bus_space_tag_t, bus_space_tag_t, + u_int32_t, size_t, u_int32_t, size_t, u_int32_t, size_t )); void vgafb_common_setup __P((bus_space_tag_t, bus_space_tag_t, - struct vgafb_config *, u_int32_t, u_int32_t, size_t)); + struct vgafb_config *, u_int32_t, size_t, u_int32_t, size_t, + u_int32_t, size_t)); void vgafb_wscons_attach __P((struct device *, struct vgafb_config *, int)); void vgafb_wscons_console __P((struct vgafb_config *)); int vgafbioctl __P((void *, u_long, caddr_t, int, struct proc *)); diff --git a/sys/dev/pci/vgafb_pci.c b/sys/dev/pci/vgafb_pci.c index aeadf6b5332..5120c9924d8 100644 --- a/sys/dev/pci/vgafb_pci.c +++ b/sys/dev/pci/vgafb_pci.c @@ -1,4 +1,4 @@ -/* $OpenBSD: vgafb_pci.c,v 1.2 1998/09/27 05:29:59 rahnds Exp $ */ +/* $OpenBSD: vgafb_pci.c,v 1.3 1998/10/09 02:00:52 rahnds Exp $ */ /* $NetBSD: vga_pci.c,v 1.4 1996/12/05 01:39:38 cgd Exp $ */ /* @@ -46,6 +46,9 @@ #include <dev/ic/vgafbvar.h> #include <dev/pci/vgafb_pcivar.h> +#define PCI_VENDORID(x) ((x) & 0xFFFF) +#define PCI_CHIPID(x) (((x) >> 16) & 0xFFFF) + struct vgafb_pci_softc { struct device sc_dev; @@ -70,6 +73,127 @@ struct cfattach vgafb_pci_ca = { pcitag_t vgafb_pci_console_tag; struct vgafb_config vgafb_pci_console_vc; +#if 0 +#define DEBUG_VGAFB +#endif + +int +vgafb_pci_probe(pa, id, ioaddr, iosize, memaddr, memsize, cacheable, mmioaddr, mmiosize) + struct pci_attach_args *pa; + int id; + u_int32_t *ioaddr, *iosize; + u_int32_t *memaddr, *memsize, *cacheable; + u_int32_t *mmioaddr, *mmiosize; +{ + u_int32_t addr, size, tcacheable; + pci_chipset_tag_t pc = pa->pa_pc; + int retval; + int i; + + *iosize = 0x0; + *memsize = 0x0; + *mmiosize = 0x0; + for (i = 0x10; i < 0x18; i += 4) { +#ifdef DEBUG_VGAFB + printf("vgafb confread %x %x\n", + i, pci_conf_read(pc, pa->pa_tag, i)); +#endif + /* need to check more than just two base addresses? */ + if (0x1 & pci_conf_read(pc, pa->pa_tag, i) ) { + retval = pci_io_find(pc, pa->pa_tag, i, + &addr, &size); + if (retval) { + printf("vgafb_pci_probe: io %x addr %x size %x\n", i, addr, size); + return 0; + } + if (*iosize == 0) { + *ioaddr = addr; + *iosize = size; + } + + } else { + retval = pci_mem_find(pc, pa->pa_tag, i, + &addr, &size, &tcacheable); +#ifdef DEBUG_VGAFB + printf("vgafb_pci_probe: mem %x addr %x size %x\n", i, addr, size); +#endif + + if (retval) { + printf("vgafb_pci_probe: mem %x addr %x size %x\n", i, addr, size); + return 0; + } + if (size == 0) { + /* ignore this entry */ + }else if (size <= (64 * 1024)) { +#ifdef DEBUG_VGAFB + printf("vgafb_pci_probe: mem %x addr %x size %x iosize %x\n", + i, addr, size, *iosize); +#endif + if (*mmiosize == 0) { + /* this is mmio, not memory */ + *mmioaddr = addr; + *mmiosize = size; + /* need skew in here for io memspace */ + } + } else { + if (*memsize == 0) { + *memaddr = addr; + *memsize = size; + *cacheable = tcacheable; + } + } + } + } +#ifdef DEBUG_VGAFB + printf("vgafb_pci_probe: id %x ioaddr %x, iosize %x, memaddr %x,\n memsize %x, mmioaddr %x, mmiosize %x\n", + id, *ioaddr, *iosize, *memaddr, *memsize, *mmioaddr, *mmiosize); +#endif + if (*iosize == 0) { + if (id == 0) { +#ifdef powerpc + /* this is only used if on openfirmware system and + * the device does not have a iobase config register, + * eg CirrusLogic 5434 VGA. (they hardcode iobase to 0 + * thus giving standard PC addresses for the registers) + */ + int s; + u_int32_t sizedata; + + /* + * Open Firmware (yuck) shuts down devices before + * entering a program so we need to bring them back + * 'online' to respond to bus accesses... so far + * this is true on the power.4e. + */ + s = splhigh(); + sizedata = pci_conf_read(pc, pa->pa_tag, + PCI_COMMAND_STATUS_REG); + sizedata |= (PCI_COMMAND_MASTER_ENABLE | + PCI_COMMAND_IO_ENABLE | + PCI_COMMAND_PARITY_ENABLE | + PCI_COMMAND_SERR_ENABLE); + pci_conf_write(pc, pa->pa_tag, PCI_COMMAND_STATUS_REG, + sizedata); + splx(s); + +#endif + /* if this is the first card, allow it + * to be accessed in vga iospace + */ + *ioaddr = 0; + *iosize = 0x10000; /* 64k, good as any */ + } else { + /* iospace not available, assume 640x480, pray */ + *ioaddr = 0; + *iosize=0; + } + } +#ifdef DEBUG_VGAFB + printf("vgafb_pci_probe: id %x ioaddr %x, iosize %x, memaddr %x,\n memsize %x, mmioaddr %x, mmiosize %x\n", + id, *ioaddr, *iosize, *memaddr, *memsize, *mmioaddr, *mmiosize); +#endif + return 1; +} int vgafb_pci_match(parent, match, aux) struct device *parent; @@ -81,9 +205,15 @@ vgafb_pci_match(parent, match, aux) void *aux; { struct pci_attach_args *pa = aux; - u_int32_t memaddr, memsize; + u_int32_t memaddr, memsize, cacheable; u_int32_t ioaddr, iosize; + u_int32_t mmioaddr, mmiosize; int potential; + int retval; + static int id = 0; + int myid; + + myid = id; potential = 0; @@ -102,59 +232,41 @@ vgafb_pci_match(parent, match, aux) return (0); /* If it's the console, we have a winner! */ - if (!bcmp(&pa->pa_tag, &vgafb_pci_console_tag, sizeof(pa->pa_tag))) + if (!bcmp(&pa->pa_tag, &vgafb_pci_console_tag, sizeof(pa->pa_tag))) { + id++; return (1); + } - /* - * If we might match, make sure that the card actually looks OK. - */ - memaddr=0xb8000; /* default to isa addresses? */ - ioaddr = 0; /* default to isa addresses? */ - /* needs to do something like the mem_find - * below in the ifdef powerpc code. - * should really be done in a machine independant way - */ -#ifdef powerpc +#ifdef DEBUG_VGAFB { - int retval; - u_int32_t cacheable; + int i; pci_chipset_tag_t pc = pa->pa_pc; - - retval = pci_mem_find(pc, pa->pa_tag, 0x10, - &memaddr, &memsize, &cacheable); - if (retval) { - printf(": couldn't find memory region\n"); - return 0; + for (i = 0x10; i < 0x24; i+=4) { + printf("vgafb confread %x %x\n", + i, pci_conf_read(pc, pa->pa_tag, i)); } -#if 0 - printf("vga pci_mem_find returned retval %x A %x S %x C%x\n", - retval, memaddr, memsize, cacheable); + } #endif -{ - int s; - u_int32_t sizedata; - /* - * Open Firmware (yuck) shuts down devices before entering a - * program so we need to bring them back 'online' to respond - * to bus accesses... so far this is true on the power.4e. - */ - s = splhigh(); - sizedata = pci_conf_read(pc, pa->pa_tag, PCI_COMMAND_STATUS_REG); - sizedata |= (PCI_COMMAND_MASTER_ENABLE | PCI_COMMAND_IO_ENABLE | - PCI_COMMAND_PARITY_ENABLE | PCI_COMMAND_SERR_ENABLE); - pci_conf_write(pc, pa->pa_tag, PCI_COMMAND_STATUS_REG, sizedata); - splx(s); -} - ioaddr = 0; + memaddr=0xb8000; /* default to isa addresses? */ + ioaddr = 0; /* default to isa addresses? */ + + retval = vgafb_pci_probe(pa, myid, &ioaddr, &iosize, + &memaddr, &memsize, &cacheable, &mmioaddr, &mmiosize); + if (retval == 0) { + return 0; } +#if 0 + printf("ioaddr %x, iosize %x, memaddr %x, memsize %x mmioaddr %x mmiosize %x\n", + ioaddr, iosize, memaddr, memsize, mmioaddr, mmiosize); #endif - if (!vgafb_common_probe(pa->pa_iot, pa->pa_memt, - ioaddr, memaddr, memsize)) + + if (!vgafb_common_probe(pa->pa_iot, pa->pa_memt, ioaddr, iosize, memaddr, memsize, mmioaddr, mmiosize)) { printf("vgafb_pci_match: common_probe failed\n"); return (0); } + id++; return (1); } @@ -167,44 +279,18 @@ vgafb_pci_attach(parent, self, aux) struct pci_attach_args *pa = aux; struct vgafb_pci_softc *sc = (struct vgafb_pci_softc *)self; struct vgafb_config *vc; - u_int32_t memaddr, memsize; + u_int32_t memaddr, memsize, cacheable; u_int32_t ioaddr, iosize; + u_int32_t mmioaddr, mmiosize; int console; + static int id = 0; + int myid; - memaddr=0xb8000; /* default to isa addresses? */ - ioaddr = 0; /* default to isa addresses? */ -#ifdef powerpc - { - int retval; - u_int32_t cacheable; - pci_chipset_tag_t pc = pa->pa_pc; + myid = id; + + vgafb_pci_probe(pa, myid, &ioaddr, &iosize, + &memaddr, &memsize, &cacheable, &mmioaddr, &mmiosize); - retval = pci_mem_find(pc, pa->pa_tag, 0x10, - &memaddr, &memsize, &cacheable); - if (retval) { - printf(": couldn't find memory region\n"); - return; - } - } - /* powerpc specific hack */ -{ - int s; - u_int32_t sizedata; - pci_chipset_tag_t pc = pa->pa_pc; - /* - * Open Firmware (yuck) shuts down devices before entering a - * program so we need to bring them back 'online' to respond - * to bus accesses... so far this is true on the power.4e. - */ - s = splhigh(); - sizedata = pci_conf_read(pc, pa->pa_tag, PCI_COMMAND_STATUS_REG); - sizedata |= (PCI_COMMAND_MASTER_ENABLE | PCI_COMMAND_IO_ENABLE | - PCI_COMMAND_PARITY_ENABLE | PCI_COMMAND_SERR_ENABLE); - pci_conf_write(pc, pa->pa_tag, PCI_COMMAND_STATUS_REG, sizedata); - splx(s); -} - ioaddr = 0; -#endif console = (!bcmp(&pa->pa_tag, &vgafb_pci_console_tag, sizeof(pa->pa_tag))); if (console) vc = sc->sc_vc = &vgafb_pci_console_vc; @@ -214,16 +300,23 @@ vgafb_pci_attach(parent, self, aux) /* set up bus-independent VGA configuration */ vgafb_common_setup(pa->pa_iot, pa->pa_memt, vc, - ioaddr, memaddr, memsize); + ioaddr, iosize, memaddr, memsize, mmioaddr, mmiosize); } vc->vc_mmap = vgafbpcimmap; vc->vc_ioctl = vgafbpciioctl; sc->sc_pcitag = pa->pa_tag; + if (iosize == 0) { + printf (", no io"); + } + if (mmiosize != 0) { + printf (", mmio"); + } printf("\n"); vgafb_wscons_attach(self, vc, console); + id++; } void @@ -233,47 +326,31 @@ vgafb_pci_console(iot, memt, pc, bus, device, function) int bus, device, function; { struct vgafb_config *vc = &vgafb_pci_console_vc; - u_int32_t memaddr, memsize; - u_int32_t ioaddr, iosize; + u_int32_t memaddr, memsize, mmioaddr; + u_int32_t ioaddr, iosize, mmiosize; + int retval; + u_int32_t cacheable; + static struct pci_attach_args spa; + struct pci_attach_args *pa = &spa; /* for later recognition */ vgafb_pci_console_tag = pci_make_tag(pc, bus, device, function); + pa->pa_iot = iot; + pa->pa_memt = memt; + pa->pa_tag = vgafb_pci_console_tag; + /* + pa->pa_pc = XXX; + */ + /* XXX probe pci before pci bus config? */ -#if 0 - int retval; - u_int32_t cacheable; - pci_chipset_tag_t pc = pa->pa_pc; - retval = pci_mem_find(pc, pa->pa_tag, 0x10, - &memaddr, &memsize, &cacheable); - if (retval) { - printf(": couldn't find memory region\n"); - return 0; - } - printf("vga pci_mem_find returned retval %x A %x S %x C%x\n", - retval, memaddr, memsize, cacheable); + vgafb_pci_probe(pa, 0, &ioaddr, &iosize, + &memaddr, &memsize, &cacheable, mmioaddr, mmiosize); -{ - int s; - u_int32_t sizedata; - /* - * Open Firmware (yuck) shuts down devices before entering a - * program so we need to bring them back 'online' to respond - * to bus accesses... so far this is true on the power.4e. - */ - s = splhigh(); - sizedata = pci_conf_read(pc, pa->pa_tag, PCI_COMMAND_STATUS_REG); - sizedata |= (PCI_COMMAND_MASTER_ENABLE | PCI_COMMAND_IO_ENABLE | - PCI_COMMAND_PARITY_ENABLE | PCI_COMMAND_SERR_ENABLE); - pci_conf_write(pc, pa->pa_tag, PCI_COMMAND_STATUS_REG, sizedata); - splx(s); -} - ioaddr = 0; -#endif /* set up bus-independent VGA configuration */ - vgafb_common_setup(iot, memt, vc, ioaddr, memaddr, memsize); + vgafb_common_setup(iot, memt, vc, ioaddr, iosize, memaddr, memsize, mmioaddr, mmiosize); vgafb_wscons_console(vc); } @@ -288,7 +365,7 @@ vgafbpciioctl(v, cmd, data, flag, p) { struct vgafb_pci_softc *sc = v; - return (vgaioctl(sc->sc_vc, cmd, data, flag, p)); + return (vgafbioctl(sc->sc_vc, cmd, data, flag, p)); } int @@ -299,5 +376,5 @@ vgafbpcimmap(v, offset, prot) { struct vgafb_pci_softc *sc = v; - return (vgammap(sc->sc_vc, offset, prot)); + return (vgafbmmap(sc->sc_vc, offset, prot)); } |