Module Name: src
Committed By: macallan
Date: Tue Nov 19 12:12:18 UTC 2024
Added Files:
src/sys/arch/hppa/dev: summitfb.c
Log Message:
beginnings of a driver for Visualize FX graphics cards
So far it does:
- work on my FX4
- use the 8bit overlay, in R3G3B2
- all drawing by software, clear screen by hw
- X works in 8bit with wsfb
To generate a diff of this commit:
cvs rdiff -u -r0 -r1.1 src/sys/arch/hppa/dev/summitfb.c
Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.
Added files:
Index: src/sys/arch/hppa/dev/summitfb.c
diff -u /dev/null src/sys/arch/hppa/dev/summitfb.c:1.1
--- /dev/null Tue Nov 19 12:12:18 2024
+++ src/sys/arch/hppa/dev/summitfb.c Tue Nov 19 12:12:18 2024
@@ -0,0 +1,1436 @@
+/* $NetBSD: summitfb.c,v 1.1 2024/11/19 12:12:18 macallan Exp $ */
+
+/* $OpenBSD: sti_pci.c,v 1.7 2009/02/06 22:51:04 miod Exp $ */
+
+/*
+ * Copyright (c) 2006, 2007 Miodrag Vallat.
+ ^ 2024 Michael Lorenz
+ *
+ * Permission to use, copy, modify, and distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice, this permission notice, and the disclaimer below
+ * appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+ * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+ * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+ * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ */
+
+/*
+ * a native driver for HP Visualize EG PCI graphics cards
+ * STI portions are from Miodrag Vallat's sti_pci.c
+ */
+
+#include <sys/param.h>
+#include <sys/systm.h>
+#include <sys/kmem.h>
+#include <sys/device.h>
+#include <sys/mutex.h>
+
+#include <dev/pci/pcivar.h>
+#include <dev/pci/pcireg.h>
+#include <dev/pci/pcidevs.h>
+#include <dev/pci/pciio.h>
+
+#include <dev/wscons/wsdisplayvar.h>
+#include <dev/wscons/wsconsio.h>
+#include <dev/wsfont/wsfont.h>
+#include <dev/rasops/rasops.h>
+#include <dev/wscons/wsdisplay_vconsvar.h>
+#include <dev/pci/wsdisplay_pci.h>
+#include <dev/wscons/wsdisplay_glyphcachevar.h>
+
+#include <dev/ic/stireg.h>
+#include <dev/ic/stivar.h>
+
+#include "opt_summitfb.h"
+
+#ifdef SUMMITFB_DEBUG
+#define DPRINTF(s) printf(s)
+#else
+#define DPRINTF(s) /* */
+#endif
+
+int summitfb_match(device_t, cfdata_t, void *);
+void summitfb_attach(device_t, device_t, void *);
+
+struct summitfb_softc {
+ device_t sc_dev;
+ pci_chipset_tag_t sc_pc;
+ pcitag_t sc_tag;
+
+ /* stuff we need in order to use the STI ROM */
+ struct sti_softc sc_base;
+ struct sti_screen sc_scr;
+ bus_space_handle_t sc_romh;
+
+ int sc_width, sc_height;
+ int sc_locked;
+ struct vcons_screen sc_console_screen;
+ struct wsscreen_descr sc_defaultscreen_descr;
+ const struct wsscreen_descr *sc_screens[1];
+ struct wsscreen_list sc_screenlist;
+ struct vcons_data vd;
+ int sc_mode;
+ void (*sc_putchar)(void *, int, int, u_int, long);
+ u_char sc_cmap_red[256];
+ u_char sc_cmap_green[256];
+ u_char sc_cmap_blue[256];
+ kmutex_t sc_hwlock;
+ uint32_t sc_hwmode;
+#define HW_FB 0
+#define HW_FILL 1
+#define HW_BLIT 2
+ /* cursor stuff */
+ int sc_cursor_x, sc_cursor_y;
+ int sc_hot_x, sc_hot_y, sc_enabled;
+ int sc_video_on;
+ glyphcache sc_gc;
+};
+
+CFATTACH_DECL_NEW(summitfb, sizeof(struct summitfb_softc),
+ summitfb_match, summitfb_attach, NULL, NULL);
+
+int summitfb_readbar(struct sti_softc *, struct pci_attach_args *, u_int, int);
+int summitfb_check_rom(struct summitfb_softc *, struct pci_attach_args *);
+void summitfb_enable_rom(struct sti_softc *);
+void summitfb_disable_rom(struct sti_softc *);
+void summitfb_enable_rom_internal(struct summitfb_softc *);
+void summitfb_disable_rom_internal(struct summitfb_softc *);
+
+void summitfb_setup(struct summitfb_softc *);
+
+/* XXX these really need to go into their own header */
+int sti_pci_is_console(struct pci_attach_args *, bus_addr_t *);
+int sti_rom_setup(struct sti_rom *, bus_space_tag_t, bus_space_tag_t,
+ bus_space_handle_t, bus_addr_t *, u_int);
+int sti_screen_setup(struct sti_screen *, int);
+void sti_describe_screen(struct sti_softc *, struct sti_screen *);
+
+#define PCI_ROM_SIZE(mr) \
+ (PCI_MAPREG_ROM_ADDR(mr) & -PCI_MAPREG_ROM_ADDR(mr))
+
+/* wsdisplay stuff */
+static int summitfb_ioctl(void *, void *, u_long, void *, int,
+ struct lwp *);
+static paddr_t summitfb_mmap(void *, void *, off_t, int);
+static void summitfb_init_screen(void *, struct vcons_screen *, int, long *);
+
+static int summitfb_putcmap(struct summitfb_softc *, struct wsdisplay_cmap *);
+static int summitfb_getcmap(struct summitfb_softc *, struct wsdisplay_cmap *);
+static void summitfb_restore_palette(struct summitfb_softc *);
+static int summitfb_putpalreg(struct summitfb_softc *, uint8_t, uint8_t,
+ uint8_t, uint8_t);
+
+static inline void summitfb_setup_fb(struct summitfb_softc *);
+
+static void summitfb_rectfill(struct summitfb_softc *, int, int, int, int,
+ uint32_t);
+static void summitfb_bitblt(void *, int, int, int, int, int,
+ int, int);
+
+static void summitfb_cursor(void *, int, int, int);
+static void summitfb_putchar(void *, int, int, u_int, long);
+static void summitfb_putchar_aa(void *, int, int, u_int, long);
+static void summitfb_copycols(void *, int, int, int, int);
+static void summitfb_erasecols(void *, int, int, int, long);
+static void summitfb_copyrows(void *, int, int, int);
+static void summitfb_eraserows(void *, int, int, long);
+
+static void summitfb_move_cursor(struct summitfb_softc *, int, int);
+static int summitfb_do_cursor(struct summitfb_softc *, struct wsdisplay_cursor *);
+
+static void summitfb_set_video(struct summitfb_softc *, int);
+
+struct wsdisplay_accessops summitfb_accessops = {
+ summitfb_ioctl,
+ summitfb_mmap,
+ NULL, /* alloc_screen */
+ NULL, /* free_screen */
+ NULL, /* show_screen */
+ NULL, /* load_font */
+ NULL, /* pollc */
+ NULL /* scroll */
+};
+
+static inline void summitfb_wait_fifo(struct summitfb_softc *, uint32_t);
+
+/*
+ * register values, found by disassembling the ROM
+ * some found by Sven Schnelle
+ * ( see https://patchwork.kernel.org/project/linux-parisc/patch/[email protected]/ )
+ * some by me
+ */
+
+#define VISFX_STATUS 0x641400 // zero when idle
+#define VISFX_VRAM_WRITE_MODE 0xa00808
+#define VISFX_PIXEL_MASK 0xa0082c
+#define VISFX_FG_COLOUR 0xa0083c
+#define VISFX_BG_COLOUR 0xa00844
+#define VISFX_PLANE_MASK 0xa0084c
+
+#define VISFX_WRITE_MODE_PLAIN 0x02000000
+#define VISFX_WRITE_MODE_EXPAND 0x050004c0
+#define VISFX_WRITE_MODE_FILL 0x050008c0
+
+#define VISFX_START 0xb3c000
+#define VISFX_SIZE 0xb3c808
+
+#define VISFX_COLOR_MASK 0x800018
+#define VISFX_COLOR_INDEX 0x800020
+#define VISFX_COLOR_VALUE 0x800024
+
+int
+summitfb_match(device_t parent, cfdata_t cf, void *aux)
+{
+ struct pci_attach_args *paa = aux;
+
+ if (PCI_VENDOR(paa->pa_id) != PCI_VENDOR_HP)
+ return 0;
+
+ if (PCI_PRODUCT(paa->pa_id) == PCI_PRODUCT_HP_VISUALIZE_FX4)
+ return 10; /* beat out sti at pci */
+
+ return 0;
+}
+
+static inline uint32_t
+summitfb_read4(struct summitfb_softc *sc, uint32_t offset)
+{
+ struct sti_rom *rom = sc->sc_base.sc_rom;
+ bus_space_tag_t memt = rom->memt;
+ bus_space_handle_t memh = rom->regh[2];
+ return bus_space_read_stream_4(memt, memh, offset - 0x400000);
+}
+
+static inline void
+summitfb_write4(struct summitfb_softc *sc, uint32_t offset, uint32_t val)
+{
+ struct sti_rom *rom = sc->sc_base.sc_rom;
+ bus_space_tag_t memt = rom->memt;
+ bus_space_handle_t memh = rom->regh[2];
+ bus_space_write_stream_4(memt, memh, offset - 0x400000, val);
+}
+
+static inline uint8_t
+summitfb_read1(struct summitfb_softc *sc, uint32_t offset)
+{
+ struct sti_rom *rom = sc->sc_base.sc_rom;
+ bus_space_tag_t memt = rom->memt;
+ bus_space_handle_t memh = rom->regh[2];
+ return bus_space_read_1(memt, memh, offset);
+}
+
+static inline void
+summitfb_write1(struct summitfb_softc *sc, uint32_t offset, uint8_t val)
+{
+ struct sti_rom *rom = sc->sc_base.sc_rom;
+ bus_space_tag_t memt = rom->memt;
+ bus_space_handle_t memh = rom->regh[2];
+ bus_space_write_1(memt, memh, offset, val);
+}
+
+void
+summitfb_attach(device_t parent, device_t self, void *aux)
+{
+ struct summitfb_softc *sc = device_private(self);
+ struct pci_attach_args *paa = aux;
+ struct sti_rom *rom;
+ struct rasops_info *ri;
+ struct wsemuldisplaydev_attach_args aa;
+ unsigned long defattr = 0;
+ int ret, is_console = 0;
+
+ sc->sc_dev = self;
+
+ sc->sc_pc = paa->pa_pc;
+ sc->sc_tag = paa->pa_tag;
+ sc->sc_base.sc_dev = self;
+ sc->sc_base.sc_enable_rom = summitfb_enable_rom;
+ sc->sc_base.sc_disable_rom = summitfb_disable_rom;
+
+ /* we can *not* be interrupted when doing colour map accesses */
+ mutex_init(&sc->sc_hwlock, MUTEX_DEFAULT, IPL_HIGH);
+
+ aprint_normal("\n");
+
+ if (summitfb_check_rom(sc, paa) != 0)
+ return;
+
+ ret = sti_pci_is_console(paa, sc->sc_base. bases);
+ if (ret != 0) {
+ sc->sc_base.sc_flags |= STI_CONSOLE;
+ is_console = 1;
+ }
+ rom = (struct sti_rom *)kmem_zalloc(sizeof(*rom), KM_SLEEP);
+ rom->rom_softc = &sc->sc_base;
+ ret = sti_rom_setup(rom, paa->pa_iot, paa->pa_memt, sc->sc_romh,
+ sc->sc_base.bases, STI_CODEBASE_MAIN);
+ if (ret != 0) {
+ kmem_free(rom, sizeof(*rom));
+ return;
+ }
+
+ sc->sc_base.sc_rom = rom;
+
+ sc->sc_scr.scr_rom = sc->sc_base.sc_rom;
+ ret = sti_screen_setup(&sc->sc_scr, STI_FBMODE);
+
+ sc->sc_width = sc->sc_scr.scr_cfg.scr_width;
+ sc->sc_height = sc->sc_scr.scr_cfg.scr_height;
+
+ aprint_normal_dev(sc->sc_dev, "%s at %dx%d\n", sc->sc_scr.name,
+ sc->sc_width, sc->sc_height);
+ summitfb_setup(sc);
+
+#ifdef SUMMITFB_DEBUG
+ sc->sc_height -= 200;
+#endif
+
+ sc->sc_defaultscreen_descr = (struct wsscreen_descr){
+ "default",
+ 0, 0,
+ NULL,
+ 8, 16,
+ WSSCREEN_WSCOLORS | WSSCREEN_HILIT | WSSCREEN_UNDERLINE |
+ WSSCREEN_RESIZE,
+ NULL
+ };
+
+ sc->sc_screens[0] = &sc->sc_defaultscreen_descr;
+ sc->sc_screenlist = (struct wsscreen_list){1, sc->sc_screens};
+ sc->sc_mode = WSDISPLAYIO_MODE_EMUL;
+ sc->sc_locked = 0;
+
+ vcons_init(&sc->vd, sc, &sc->sc_defaultscreen_descr,
+ &summitfb_accessops);
+ sc->vd.init_screen = summitfb_init_screen;
+ sc->vd.show_screen_cookie = &sc->sc_gc;
+ sc->vd.show_screen_cb = glyphcache_adapt;
+
+ ri = &sc->sc_console_screen.scr_ri;
+
+ sc->sc_gc.gc_bitblt = summitfb_bitblt;
+ sc->sc_gc.gc_blitcookie = sc;
+ sc->sc_gc.gc_rop = RopSrc;
+
+ vcons_init_screen(&sc->vd, &sc->sc_console_screen, 1, &defattr);
+ sc->sc_console_screen.scr_flags |= VCONS_SCREEN_IS_STATIC;
+
+ sc->sc_defaultscreen_descr.textops = &ri->ri_ops;
+ sc->sc_defaultscreen_descr.capabilities = ri->ri_caps;
+ sc->sc_defaultscreen_descr.nrows = ri->ri_rows;
+ sc->sc_defaultscreen_descr.ncols = ri->ri_cols;
+
+ glyphcache_init(&sc->sc_gc, sc->sc_height + 5,
+ sc->sc_scr.fbheight - sc->sc_height - 5,
+ sc->sc_scr.fbwidth,
+ ri->ri_font->fontwidth,
+ ri->ri_font->fontheight,
+ defattr);
+
+ summitfb_restore_palette(sc);
+ summitfb_rectfill(sc, 0, 0, sc->sc_width, sc->sc_height,
+ ri->ri_devcmap[(defattr >> 16) & 0xff]);
+ summitfb_setup_fb(sc);
+
+ if (is_console) {
+ wsdisplay_cnattach(&sc->sc_defaultscreen_descr, ri, 0, 0,
+ defattr);
+
+ vcons_replay_msgbuf(&sc->sc_console_screen);
+ }
+
+ /* no suspend/resume support yet */
+ if (!pmf_device_register(sc->sc_dev, NULL, NULL))
+ aprint_error_dev(sc->sc_dev,
+ "couldn't establish power handler\n");
+
+ aa.console = is_console;
+ aa.scrdata = &sc->sc_screenlist;
+ aa.accessops = &summitfb_accessops;
+ aa.accesscookie = &sc->vd;
+
+ config_found(sc->sc_dev, &aa, wsemuldisplaydevprint, CFARGS_NONE);
+
+ printf("pmask %08x\n", summitfb_read4(sc, 0xa0084c));
+ printf("vmask %08x\n", summitfb_read4(sc, 0xa0082c));
+ printf("status %08x\n", summitfb_read4(sc, 0x249000));
+ printf("stat %08x\n", summitfb_read4(sc, 0x641400));
+ printf("size %08x\n", summitfb_read4(sc, 0xac1054));
+ printf("mode %08x\n", summitfb_read4(sc, VISFX_VRAM_WRITE_MODE));
+ printf("colour %08x\n", summitfb_read4(sc, 0xa00844));
+ printf("cursor %08x\n", summitfb_read4(sc, 0x400000));
+ printf("cindex %08x\n", summitfb_read4(sc, 0x800020));
+}
+
+/*
+ * Grovel the STI ROM image.
+ */
+int
+summitfb_check_rom(struct summitfb_softc *spc, struct pci_attach_args *pa)
+{
+ struct sti_softc *sc = &spc->sc_base;
+ pcireg_t address, mask;
+ bus_space_handle_t romh;
+ bus_size_t romsize, subsize, stiromsize;
+ bus_addr_t selected, offs, suboffs;
+ uint32_t tmp;
+ int i;
+ int rc;
+
+ /* sort of inline sti_pci_enable_rom(sc) */
+ address = pci_conf_read(pa->pa_pc, pa->pa_tag, PCI_MAPREG_ROM);
+ pci_conf_write(pa->pa_pc, pa->pa_tag, PCI_MAPREG_ROM,
+ ~PCI_MAPREG_ROM_ENABLE);
+ mask = pci_conf_read(pa->pa_pc, pa->pa_tag, PCI_MAPREG_ROM);
+ address |= PCI_MAPREG_ROM_ENABLE;
+ pci_conf_write(pa->pa_pc, pa->pa_tag, PCI_MAPREG_ROM, address);
+ sc->sc_flags |= STI_ROM_ENABLED;
+ /*
+ * Map the complete ROM for now.
+ */
+
+ romsize = PCI_ROM_SIZE(mask);
+ DPRINTF(("%s: mapping rom @ %lx for %lx\n", __func__,
+ (long)PCI_MAPREG_ROM_ADDR(address), (long)romsize));
+
+ rc = bus_space_map(pa->pa_memt, PCI_MAPREG_ROM_ADDR(address), romsize,
+ 0, &romh);
+ if (rc != 0) {
+ aprint_error_dev(sc->sc_dev, "can't map PCI ROM (%d)\n", rc);
+ goto fail2;
+ }
+
+ summitfb_disable_rom_internal(spc);
+ /*
+ * Iterate over the ROM images, pick the best candidate.
+ */
+
+ selected = (bus_addr_t)-1;
+ for (offs = 0; offs < romsize; offs += subsize) {
+ summitfb_enable_rom_internal(spc);
+ /*
+ * Check for a valid ROM header.
+ */
+ tmp = bus_space_read_4(pa->pa_memt, romh, offs + 0);
+ tmp = le32toh(tmp);
+ if (tmp != 0x55aa0000) {
+ summitfb_disable_rom_internal(spc);
+ if (offs == 0) {
+ aprint_error_dev(sc->sc_dev,
+ "invalid PCI ROM header signature (%08x)\n",
+ tmp);
+ rc = EINVAL;
+ }
+ break;
+ }
+
+ /*
+ * Check ROM type.
+ */
+ tmp = bus_space_read_4(pa->pa_memt, romh, offs + 4);
+ tmp = le32toh(tmp);
+ if (tmp != 0x00000001) { /* 1 == STI ROM */
+ summitfb_disable_rom_internal(spc);
+ if (offs == 0) {
+ aprint_error_dev(sc->sc_dev,
+ "invalid PCI ROM type (%08x)\n", tmp);
+ rc = EINVAL;
+ }
+ break;
+ }
+
+ subsize = (bus_addr_t)bus_space_read_2(pa->pa_memt, romh,
+ offs + 0x0c);
+ subsize <<= 9;
+
+#ifdef SUMMITFB_DEBUG
+ summitfb_disable_rom_internal(spc);
+ DPRINTF(("ROM offset %08x size %08x type %08x",
+ (u_int)offs, (u_int)subsize, tmp));
+ summitfb_enable_rom_internal(spc);
+#endif
+
+ /*
+ * Check for a valid ROM data structure.
+ * We do not need it except to know what architecture the ROM
+ * code is for.
+ */
+
+ suboffs = offs +(bus_addr_t)bus_space_read_2(pa->pa_memt, romh,
+ offs + 0x18);
+ tmp = bus_space_read_4(pa->pa_memt, romh, suboffs + 0);
+ tmp = le32toh(tmp);
+ if (tmp != 0x50434952) { /* PCIR */
+ summitfb_disable_rom_internal(spc);
+ if (offs == 0) {
+ aprint_error_dev(sc->sc_dev, "invalid PCI data"
+ " signature (%08x)\n", tmp);
+ rc = EINVAL;
+ } else {
+ DPRINTF((" invalid PCI data signature %08x\n",
+ tmp));
+ continue;
+ }
+ }
+
+ tmp = bus_space_read_1(pa->pa_memt, romh, suboffs + 0x14);
+ summitfb_disable_rom_internal(spc);
+ DPRINTF((" code %02x", tmp));
+
+ switch (tmp) {
+#ifdef __hppa__
+ case 0x10:
+ if (selected == (bus_addr_t)-1)
+ selected = offs;
+ break;
+#endif
+#ifdef __i386__
+ case 0x00:
+ if (selected == (bus_addr_t)-1)
+ selected = offs;
+ break;
+#endif
+ default:
+ DPRINTF((" (wrong architecture)"));
+ break;
+ }
+ DPRINTF(("%s\n", selected == offs ? " -> SELECTED" : ""));
+ }
+
+ if (selected == (bus_addr_t)-1) {
+ if (rc == 0) {
+ aprint_error_dev(sc->sc_dev, "found no ROM with "
+ "correct microcode architecture\n");
+ rc = ENOEXEC;
+ }
+ goto fail;
+ }
+
+ /*
+ * Read the STI region BAR assignments.
+ */
+
+ summitfb_enable_rom_internal(spc);
+ offs = selected +
+ (bus_addr_t)bus_space_read_2(pa->pa_memt, romh, selected + 0x0e);
+ for (i = 0; i < STI_REGION_MAX; i++) {
+ rc = summitfb_readbar(sc, pa, i,
+ bus_space_read_1(pa->pa_memt, romh, offs + i));
+ if (rc != 0)
+ goto fail;
+ }
+
+ /*
+ * Find out where the STI ROM itself lies, and its size.
+ */
+
+ offs = selected +
+ (bus_addr_t)bus_space_read_4(pa->pa_memt, romh, selected + 0x08);
+ stiromsize = (bus_addr_t)bus_space_read_4(pa->pa_memt, romh,
+ offs + 0x18);
+ stiromsize = le32toh(stiromsize);
+ summitfb_disable_rom_internal(spc);
+
+ /*
+ * Replace our mapping with a smaller mapping of only the area
+ * we are interested in.
+ */
+
+ DPRINTF(("remapping rom @ %lx for %lx\n",
+ (long)(PCI_MAPREG_ROM_ADDR(address) + offs), (long)stiromsize));
+ bus_space_unmap(pa->pa_memt, romh, romsize);
+ rc = bus_space_map(pa->pa_memt, PCI_MAPREG_ROM_ADDR(address) + offs,
+ stiromsize, 0, &spc->sc_romh);
+ if (rc != 0) {
+ aprint_error_dev(sc->sc_dev, "can't map STI ROM (%d)\n",
+ rc);
+ goto fail2;
+ }
+ summitfb_disable_rom_internal(spc);
+ sc->sc_flags &= ~STI_ROM_ENABLED;
+
+ return 0;
+
+fail:
+ bus_space_unmap(pa->pa_memt, romh, romsize);
+fail2:
+ summitfb_disable_rom_internal(spc);
+
+ return rc;
+}
+
+/*
+ * Decode a BAR register.
+ */
+int
+summitfb_readbar(struct sti_softc *sc, struct pci_attach_args *pa, u_int region,
+ int bar)
+{
+ bus_addr_t addr;
+ bus_size_t size;
+ uint32_t cf;
+ int rc;
+
+ if (bar == 0) {
+ sc->bases[region] = 0;
+ return (0);
+ }
+
+#ifdef DIAGNOSTIC
+ if (bar < PCI_MAPREG_START || bar > PCI_MAPREG_PPB_END) {
+ summitfb_disable_rom(sc);
+ printf("%s: unexpected bar %02x for region %d\n",
+ device_xname(sc->sc_dev), bar, region);
+ summitfb_enable_rom(sc);
+ }
+#endif
+
+ cf = pci_conf_read(pa->pa_pc, pa->pa_tag, bar);
+
+ rc = pci_mapreg_info(pa->pa_pc, pa->pa_tag, bar, PCI_MAPREG_TYPE(cf),
+ &addr, &size, NULL);
+
+ if (rc != 0) {
+ summitfb_disable_rom(sc);
+ aprint_error_dev(sc->sc_dev, "invalid bar %02x for region %d\n",
+ bar, region);
+ summitfb_enable_rom(sc);
+ return (rc);
+ }
+
+ sc->bases[region] = addr;
+ return (0);
+}
+
+/*
+ * Enable PCI ROM.
+ */
+void
+summitfb_enable_rom_internal(struct summitfb_softc *spc)
+{
+ pcireg_t address;
+
+ KASSERT(spc != NULL);
+
+ address = pci_conf_read(spc->sc_pc, spc->sc_tag, PCI_MAPREG_ROM);
+ address |= PCI_MAPREG_ROM_ENABLE;
+ pci_conf_write(spc->sc_pc, spc->sc_tag, PCI_MAPREG_ROM, address);
+}
+
+void
+summitfb_enable_rom(struct sti_softc *sc)
+{
+ struct summitfb_softc *spc = device_private(sc->sc_dev);
+
+ if (!ISSET(sc->sc_flags, STI_ROM_ENABLED)) {
+ summitfb_enable_rom_internal(spc);
+ }
+ SET(sc->sc_flags, STI_ROM_ENABLED);
+}
+
+/*
+ * Disable PCI ROM.
+ */
+void
+summitfb_disable_rom_internal(struct summitfb_softc *spc)
+{
+ pcireg_t address;
+
+ KASSERT(spc != NULL);
+
+ address = pci_conf_read(spc->sc_pc, spc->sc_tag, PCI_MAPREG_ROM);
+ address &= ~PCI_MAPREG_ROM_ENABLE;
+ pci_conf_write(spc->sc_pc, spc->sc_tag, PCI_MAPREG_ROM, address);
+}
+
+void
+summitfb_disable_rom(struct sti_softc *sc)
+{
+ struct summitfb_softc *spc = device_private(sc->sc_dev);
+
+ if (ISSET(sc->sc_flags, STI_ROM_ENABLED)) {
+ summitfb_disable_rom_internal(spc);
+ }
+ CLR(sc->sc_flags, STI_ROM_ENABLED);
+}
+
+static inline void
+summitfb_wait(struct summitfb_softc *sc)
+{
+
+ do {} while (summitfb_read4(sc, VISFX_STATUS) != 0);
+}
+
+static inline void
+summitfb_setup_fb(struct summitfb_softc *sc)
+{
+ sc->sc_hwmode = HW_FB;
+ summitfb_wait(sc);
+ summitfb_write4(sc, VISFX_VRAM_WRITE_MODE, VISFX_WRITE_MODE_PLAIN);
+}
+
+void
+summitfb_setup(struct summitfb_softc *sc)
+{
+
+ sc->sc_hwmode = HW_FB;
+ sc->sc_hot_x = 0;
+ sc->sc_hot_y = 0;
+ sc->sc_enabled = 0;
+ sc->sc_video_on = 1;
+
+ /*
+ * STI hands us the frame buffer in 32bit access mode,
+ * one of these puts us into 8bit FB access mode
+ */
+#if 1
+ summitfb_write4(sc, 0xb08044, 0x1b);
+ summitfb_write4(sc, 0xb08048, 0x1b);
+ summitfb_write4(sc, 0x920860, 0xe4);
+ summitfb_write4(sc, 0xa00818, 0);
+ summitfb_write4(sc, 0xa00404, 0);
+ summitfb_write4(sc, 0x921110, 0);
+ summitfb_write4(sc, 0x9211d8, 0);
+ summitfb_write4(sc, 0xa0086c, 0);
+ summitfb_write4(sc, 0x921114, 0);
+ summitfb_write4(sc, 0xac1050, 0);
+ summitfb_write4(sc, 0xa00858, 0xb0);
+#endif
+
+ summitfb_write4(sc, VISFX_PIXEL_MASK, 0xffffffff);
+ summitfb_write4(sc, VISFX_PLANE_MASK, 0xffffffff);
+
+ summitfb_setup_fb(sc);
+}
+
+static int
+summitfb_ioctl(void *v, void *vs, u_long cmd, void *data, int flag,
+ struct lwp *l)
+{
+ struct vcons_data *vd = v;
+ struct summitfb_softc *sc = vd->cookie;
+ struct wsdisplay_fbinfo *wdf;
+ struct vcons_screen *ms = vd->active;
+
+ switch (cmd) {
+ case WSDISPLAYIO_GTYPE:
+ *(u_int *)data = WSDISPLAY_TYPE_STI;
+ return 0;
+
+ case GCID:
+ *(u_int *)data = STI_DD_EG;
+ return 0;
+
+ /* PCI config read/write passthrough. */
+ case PCI_IOC_CFGREAD:
+ case PCI_IOC_CFGWRITE:
+ return pci_devioctl(sc->sc_pc, sc->sc_tag,
+ cmd, data, flag, l);
+
+ case WSDISPLAYIO_GET_BUSID:
+ return wsdisplayio_busid_pci(sc->sc_dev, sc->sc_pc,
+ sc->sc_tag, data);
+
+ case WSDISPLAYIO_GINFO:
+ if (ms == NULL)
+ return ENODEV;
+ wdf = (void *)data;
+ wdf->height = ms->scr_ri.ri_height;
+ wdf->width = ms->scr_ri.ri_width;
+ wdf->depth = ms->scr_ri.ri_depth;
+ wdf->cmsize = 256;
+ return 0;
+
+ case WSDISPLAYIO_GETCMAP:
+ return summitfb_getcmap(sc,
+ (struct wsdisplay_cmap *)data);
+
+ case WSDISPLAYIO_PUTCMAP:
+ return summitfb_putcmap(sc,
+ (struct wsdisplay_cmap *)data);
+
+ case WSDISPLAYIO_LINEBYTES:
+ *(u_int *)data = 2048;
+ return 0;
+
+ case WSDISPLAYIO_SMODE: {
+ int new_mode = *(int*)data;
+ if (new_mode != sc->sc_mode) {
+ sc->sc_mode = new_mode;
+ if(new_mode == WSDISPLAYIO_MODE_EMUL) {
+ summitfb_setup(sc);
+ summitfb_restore_palette(sc);
+ glyphcache_wipe(&sc->sc_gc);
+ summitfb_rectfill(sc, 0, 0, sc->sc_width,
+ sc->sc_height, ms->scr_ri.ri_devcmap[
+ (ms->scr_defattr >> 16) & 0xff]);
+ vcons_redraw_screen(ms);
+ summitfb_set_video(sc, 1);
+ }
+ }
+ }
+ return 0;
+
+ case WSDISPLAYIO_GET_FBINFO:
+ {
+ struct wsdisplayio_fbinfo *fbi = data;
+ int ret;
+
+ ret = wsdisplayio_get_fbinfo(&ms->scr_ri, fbi);
+ fbi->fbi_fbsize = sc->sc_scr.fbheight * 2048;
+ return ret;
+ }
+
+ case WSDISPLAYIO_GCURPOS:
+ {
+ struct wsdisplay_curpos *cp = (void *)data;
+
+ cp->x = sc->sc_cursor_x;
+ cp->y = sc->sc_cursor_y;
+ }
+ return 0;
+
+ case WSDISPLAYIO_SCURPOS:
+ {
+ struct wsdisplay_curpos *cp = (void *)data;
+
+ summitfb_move_cursor(sc, cp->x, cp->y);
+ }
+ return 0;
+
+ case WSDISPLAYIO_GCURMAX:
+ {
+ struct wsdisplay_curpos *cp = (void *)data;
+
+ cp->x = 64;
+ cp->y = 64;
+ }
+ return 0;
+
+ case WSDISPLAYIO_SCURSOR:
+ {
+ struct wsdisplay_cursor *cursor = (void *)data;
+
+ return summitfb_do_cursor(sc, cursor);
+ }
+
+ case WSDISPLAYIO_SVIDEO:
+ summitfb_set_video(sc, *(int *)data);
+ return 0;
+ case WSDISPLAYIO_GVIDEO:
+ *(u_int *)data = sc->sc_video_on ?
+ WSDISPLAYIO_VIDEO_ON : WSDISPLAYIO_VIDEO_OFF;
+ return 0;
+ }
+ return EPASSTHROUGH;
+}
+
+static paddr_t
+summitfb_mmap(void *v, void *vs, off_t offset, int prot)
+{
+ struct vcons_data *vd = v;
+ struct summitfb_softc *sc = vd->cookie;
+ struct sti_rom *rom = sc->sc_base.sc_rom;
+ paddr_t pa = -1;
+
+ if (sc->sc_mode == WSDISPLAYIO_MODE_EMUL)
+ return -1;
+
+ if (offset >= 0 && offset < sc->sc_scr.fblen) {
+ /* framebuffer */
+ pa = bus_space_mmap(rom->memt, sc->sc_scr.fbaddr, offset,
+ prot, BUS_SPACE_MAP_LINEAR);
+ } else if (offset >= 0x80000000 && offset < 0x80400000) {
+ /* blitter registers etc. */
+ pa = bus_space_mmap(rom->memt, rom->regh[2],
+ offset - 0x80000000, prot, BUS_SPACE_MAP_LINEAR);
+ }
+
+ return pa;
+}
+
+static void
+summitfb_init_screen(void *cookie, struct vcons_screen *scr,
+ int existing, long *defattr)
+{
+ struct summitfb_softc *sc = cookie;
+ struct rasops_info *ri = &scr->scr_ri;
+
+ ri->ri_depth = 8;
+ ri->ri_width = sc->sc_width;
+ ri->ri_height = sc->sc_height;
+ ri->ri_stride = 2048;
+ ri->ri_flg = RI_CENTER | RI_8BIT_IS_RGB /*|
+ RI_ENABLE_ALPHA | RI_PREFER_ALPHA*/;
+
+ ri->ri_bits = (void *)sc->sc_scr.fbaddr;
+ rasops_init(ri, 0, 0);
+ ri->ri_caps = WSSCREEN_WSCOLORS | WSSCREEN_HILIT | WSSCREEN_UNDERLINE |
+ WSSCREEN_RESIZE;
+ scr->scr_flags |= VCONS_LOADFONT | VCONS_DONT_READ;
+
+ rasops_reconfig(ri, sc->sc_height / ri->ri_font->fontheight,
+ sc->sc_width / ri->ri_font->fontwidth);
+
+ ri->ri_hw = scr;
+if (0) {
+ sc->sc_putchar = ri->ri_ops.putchar;
+ ri->ri_ops.copyrows = summitfb_copyrows;
+ ri->ri_ops.copycols = summitfb_copycols;
+ ri->ri_ops.eraserows = summitfb_eraserows;
+ ri->ri_ops.erasecols = summitfb_erasecols;
+ ri->ri_ops.cursor = summitfb_cursor;
+ if (FONT_IS_ALPHA(ri->ri_font)) {
+ ri->ri_ops.putchar = summitfb_putchar_aa;
+ } else
+ ri->ri_ops.putchar = summitfb_putchar;
+}
+}
+
+static int
+summitfb_putcmap(struct summitfb_softc *sc, struct wsdisplay_cmap *cm)
+{
+ u_char *r, *g, *b;
+ u_int index = cm->index;
+ u_int count = cm->count;
+ int i, error;
+ u_char rbuf[256], gbuf[256], bbuf[256];
+
+ if (cm->index >= 256 || cm->count > 256 ||
+ (cm->index + cm->count) > 256)
+ return EINVAL;
+ error = copyin(cm->red, &rbuf[index], count);
+ if (error)
+ return error;
+ error = copyin(cm->green, &gbuf[index], count);
+ if (error)
+ return error;
+ error = copyin(cm->blue, &bbuf[index], count);
+ if (error)
+ return error;
+
+ memcpy(&sc->sc_cmap_red[index], &rbuf[index], count);
+ memcpy(&sc->sc_cmap_green[index], &gbuf[index], count);
+ memcpy(&sc->sc_cmap_blue[index], &bbuf[index], count);
+
+ r = &sc->sc_cmap_red[index];
+ g = &sc->sc_cmap_green[index];
+ b = &sc->sc_cmap_blue[index];
+
+ for (i = 0; i < count; i++) {
+ summitfb_putpalreg(sc, index, *r, *g, *b);
+ index++;
+ r++, g++, b++;
+ }
+ return 0;
+}
+
+static int
+summitfb_getcmap(struct summitfb_softc *sc, struct wsdisplay_cmap *cm)
+{
+ u_int index = cm->index;
+ u_int count = cm->count;
+ int error;
+
+ if (index >= 255 || count > 256 || index + count > 256)
+ return EINVAL;
+
+ error = copyout(&sc->sc_cmap_red[index], cm->red, count);
+ if (error)
+ return error;
+ error = copyout(&sc->sc_cmap_green[index], cm->green, count);
+ if (error)
+ return error;
+ error = copyout(&sc->sc_cmap_blue[index], cm->blue, count);
+ if (error)
+ return error;
+
+ return 0;
+}
+
+static void
+summitfb_restore_palette(struct summitfb_softc *sc)
+{
+ uint8_t cmap[768];
+ int i, j;
+
+ j = 0;
+ rasops_get_cmap(&sc->sc_console_screen.scr_ri, cmap, sizeof(cmap));
+ for (i = 0; i < 256; i++) {
+ sc->sc_cmap_red[i] = cmap[j];
+ sc->sc_cmap_green[i] = cmap[j + 1];
+ sc->sc_cmap_blue[i] = cmap[j + 2];
+ summitfb_putpalreg(sc, i, cmap[j], cmap[j + 1], cmap[j + 2]);
+ j += 3;
+ }
+}
+
+static int
+summitfb_putpalreg(struct summitfb_softc *sc, uint8_t idx, uint8_t r, uint8_t g,
+ uint8_t b)
+{
+ mutex_enter(&sc->sc_hwlock);
+ summitfb_write4(sc, VISFX_COLOR_INDEX, 0xc0005100 + idx);
+ summitfb_write4(sc, VISFX_COLOR_VALUE, (r << 16) | ( g << 8) | b);
+ summitfb_write4(sc, VISFX_COLOR_MASK, 0xff);
+ summitfb_write4(sc, 0x80004c, 0xc);
+ summitfb_write4(sc, 0x800000, 0);
+ mutex_exit(&sc->sc_hwlock);
+ return 0;
+}
+
+static inline void
+summitfb_wait_fifo(struct summitfb_softc *sc, uint32_t slots)
+{
+#if 0
+ uint32_t reg;
+ do {
+ reg = summitfb_read4(sc, NGLE_REG_34);
+ } while (reg < slots);
+#endif
+}
+
+static void
+summitfb_rectfill(struct summitfb_softc *sc, int x, int y, int wi, int he,
+ uint32_t bg)
+{
+ summitfb_wait(sc);
+ summitfb_write4(sc, VISFX_VRAM_WRITE_MODE, VISFX_WRITE_MODE_FILL);
+ summitfb_write4(sc, VISFX_FG_COLOUR, bg);
+ summitfb_write4(sc, VISFX_BG_COLOUR, bg);
+ summitfb_write4(sc, VISFX_START, (x << 16) | y);
+ summitfb_write4(sc, VISFX_SIZE, (wi << 16) | he);
+}
+
+static void
+summitfb_bitblt(void *cookie, int xs, int ys, int xd, int yd, int wi,
+ int he, int rop)
+{
+#if 0
+ struct summitfb_softc *sc = cookie;
+#endif
+}
+
+static void
+summitfb_nuke_cursor(struct rasops_info *ri)
+{
+ struct vcons_screen *scr = ri->ri_hw;
+ struct summitfb_softc *sc = scr->scr_cookie;
+ int wi, he, x, y;
+
+ if (ri->ri_flg & RI_CURSOR) {
+ wi = ri->ri_font->fontwidth;
+ he = ri->ri_font->fontheight;
+ x = ri->ri_ccol * wi + ri->ri_xorigin;
+ y = ri->ri_crow * he + ri->ri_yorigin;
+ summitfb_bitblt(sc, x, y, x, y, wi, he, RopInv);
+ ri->ri_flg &= ~RI_CURSOR;
+ }
+}
+
+static void
+summitfb_cursor(void *cookie, int on, int row, int col)
+{
+ struct rasops_info *ri = cookie;
+ struct vcons_screen *scr = ri->ri_hw;
+ struct summitfb_softc *sc = scr->scr_cookie;
+ int x, y, wi, he;
+
+ wi = ri->ri_font->fontwidth;
+ he = ri->ri_font->fontheight;
+
+ if (sc->sc_mode == WSDISPLAYIO_MODE_EMUL) {
+ if (on) {
+ if (ri->ri_flg & RI_CURSOR) {
+ summitfb_nuke_cursor(ri);
+ }
+ x = col * wi + ri->ri_xorigin;
+ y = row * he + ri->ri_yorigin;
+ summitfb_bitblt(sc, x, y, x, y, wi, he, RopInv);
+ ri->ri_flg |= RI_CURSOR;
+ }
+ ri->ri_crow = row;
+ ri->ri_ccol = col;
+ } else
+ {
+ ri->ri_crow = row;
+ ri->ri_ccol = col;
+ ri->ri_flg &= ~RI_CURSOR;
+ }
+
+}
+
+static void
+summitfb_putchar(void *cookie, int row, int col, u_int c, long attr)
+{
+#if 0
+ struct rasops_info *ri = cookie;
+ struct wsdisplay_font *font = PICK_FONT(ri, c);
+ struct vcons_screen *scr = ri->ri_hw;
+ struct summitfb_softc *sc = scr->scr_cookie;
+ //void *data;
+ int x, y, wi, he, rv = GC_NOPE;
+ uint32_t bg, fg, mask;
+
+ if (sc->sc_mode != WSDISPLAYIO_MODE_EMUL)
+ return;
+
+ if (!CHAR_IN_FONT(c, font))
+ return;
+
+ if (row == ri->ri_crow && col == ri->ri_ccol) {
+ ri->ri_flg &= ~RI_CURSOR;
+ }
+
+ wi = font->fontwidth;
+ he = font->fontheight;
+
+ x = ri->ri_xorigin + col * wi;
+ y = ri->ri_yorigin + row * he;
+
+ bg = ri->ri_devcmap[(attr >> 16) & 0xf];
+
+ /* if we're drawing a space we're done here */
+ if (c == 0x20) {
+ summitfb_rectfill(sc, x, y, wi, he, bg);
+ return;
+ }
+
+ fg = ri->ri_devcmap[(attr >> 24) & 0x0f];
+
+ rv = glyphcache_try(&sc->sc_gc, c, x, y, attr);
+ if (rv == GC_OK)
+ return;
+
+ /* clear the character cell */
+ summitfb_rectfill(sc, x, y, wi, he, bg);
+
+ //data = WSFONT_GLYPH(c, font);
+/* ... */
+ if (rv == GC_ADD)
+ glyphcache_add(&sc->sc_gc, c, x, y);
+#endif
+}
+
+static void
+summitfb_putchar_aa(void *cookie, int row, int col, u_int c, long attr)
+{
+ struct rasops_info *ri = cookie;
+ struct wsdisplay_font *font = PICK_FONT(ri, c);
+ struct vcons_screen *scr = ri->ri_hw;
+ struct summitfb_softc *sc = scr->scr_cookie;
+ int x, y, wi, he, rv = GC_NOPE;
+ uint32_t bg;
+
+ if (sc->sc_mode != WSDISPLAYIO_MODE_EMUL)
+ return;
+
+ if (!CHAR_IN_FONT(c, font))
+ return;
+
+ if (row == ri->ri_crow && col == ri->ri_ccol) {
+ ri->ri_flg &= ~RI_CURSOR;
+ }
+
+ wi = font->fontwidth;
+ he = font->fontheight;
+
+ x = ri->ri_xorigin + col * wi;
+ y = ri->ri_yorigin + row * he;
+
+ bg = ri->ri_devcmap[(attr >> 16) & 0xf];
+
+ if (c == 0x20) {
+ summitfb_rectfill(sc, x, y, wi, he, bg);
+ return;
+ }
+
+ rv = glyphcache_try(&sc->sc_gc, c, x, y, attr);
+ if (rv == GC_OK)
+ return;
+
+ if (sc->sc_hwmode != HW_FB) summitfb_setup_fb(sc);
+ sc->sc_putchar(cookie, row, col, c, attr);
+
+ if (rv == GC_ADD)
+ glyphcache_add(&sc->sc_gc, c, x, y);
+}
+
+static void
+summitfb_copycols(void *cookie, int row, int srccol, int dstcol, int ncols)
+{
+ struct rasops_info *ri = cookie;
+ struct vcons_screen *scr = ri->ri_hw;
+ struct summitfb_softc *sc = scr->scr_cookie;
+ int32_t xs, xd, y, width, height;
+
+ if ((sc->sc_locked == 0) && (sc->sc_mode == WSDISPLAYIO_MODE_EMUL)) {
+ if (ri->ri_crow == row &&
+ (ri->ri_ccol >= srccol && ri->ri_ccol < (srccol + ncols)) &&
+ (ri->ri_flg & RI_CURSOR)) {
+ summitfb_nuke_cursor(ri);
+ }
+
+ xs = ri->ri_xorigin + ri->ri_font->fontwidth * srccol;
+ xd = ri->ri_xorigin + ri->ri_font->fontwidth * dstcol;
+ y = ri->ri_yorigin + ri->ri_font->fontheight * row;
+ width = ri->ri_font->fontwidth * ncols;
+ height = ri->ri_font->fontheight;
+ summitfb_bitblt(sc, xs, y, xd, y, width, height, RopSrc);
+ if (ri->ri_crow == row &&
+ (ri->ri_ccol >= dstcol && ri->ri_ccol < (dstcol + ncols)))
+ ri->ri_flg &= ~RI_CURSOR;
+ }
+}
+
+static void
+summitfb_erasecols(void *cookie, int row, int startcol, int ncols, long fillattr)
+{
+ struct rasops_info *ri = cookie;
+ struct vcons_screen *scr = ri->ri_hw;
+ struct summitfb_softc *sc = scr->scr_cookie;
+ int32_t x, y, width, height, fg, bg, ul;
+
+ if ((sc->sc_locked == 0) && (sc->sc_mode == WSDISPLAYIO_MODE_EMUL)) {
+ x = ri->ri_xorigin + ri->ri_font->fontwidth * startcol;
+ y = ri->ri_yorigin + ri->ri_font->fontheight * row;
+ width = ri->ri_font->fontwidth * ncols;
+ height = ri->ri_font->fontheight;
+ rasops_unpack_attr(fillattr, &fg, &bg, &ul);
+
+ summitfb_rectfill(sc, x, y, width, height, ri->ri_devcmap[bg]);
+ if (ri->ri_crow == row &&
+ (ri->ri_ccol >= startcol && ri->ri_ccol < (startcol + ncols)))
+ ri->ri_flg &= ~RI_CURSOR;
+ }
+}
+
+static void
+summitfb_copyrows(void *cookie, int srcrow, int dstrow, int nrows)
+{
+ struct rasops_info *ri = cookie;
+ struct vcons_screen *scr = ri->ri_hw;
+ struct summitfb_softc *sc = scr->scr_cookie;
+ int32_t x, ys, yd, width, height;
+
+ if ((sc->sc_locked == 0) && (sc->sc_mode == WSDISPLAYIO_MODE_EMUL)) {
+ if ((ri->ri_crow >= srcrow && ri->ri_crow < (srcrow + nrows)) &&
+ (ri->ri_flg & RI_CURSOR)) {
+ summitfb_nuke_cursor(ri);
+ }
+ x = ri->ri_xorigin;
+ ys = ri->ri_yorigin + ri->ri_font->fontheight * srcrow;
+ yd = ri->ri_yorigin + ri->ri_font->fontheight * dstrow;
+ width = ri->ri_emuwidth;
+ height = ri->ri_font->fontheight * nrows;
+ summitfb_bitblt(sc, x, ys, x, yd, width, height, RopSrc);
+ if (ri->ri_crow >= dstrow && ri->ri_crow < (dstrow + nrows))
+ ri->ri_flg &= ~RI_CURSOR;
+ }
+}
+
+static void
+summitfb_eraserows(void *cookie, int row, int nrows, long fillattr)
+{
+ struct rasops_info *ri = cookie;
+ struct vcons_screen *scr = ri->ri_hw;
+ struct summitfb_softc *sc = scr->scr_cookie;
+ int32_t x, y, width, height, fg, bg, ul;
+
+ if ((sc->sc_locked == 0) && (sc->sc_mode == WSDISPLAYIO_MODE_EMUL)) {
+ x = ri->ri_xorigin;
+ y = ri->ri_yorigin + ri->ri_font->fontheight * row;
+ width = ri->ri_emuwidth;
+ height = ri->ri_font->fontheight * nrows;
+ rasops_unpack_attr(fillattr, &fg, &bg, &ul);
+
+ summitfb_rectfill(sc, x, y, width, height, ri->ri_devcmap[bg]);
+
+ if (ri->ri_crow >= row && ri->ri_crow < (row + nrows))
+ ri->ri_flg &= ~RI_CURSOR;
+ }
+}
+
+/*
+ * cursor sprite handling
+ * like most hw info, xf86 3.3 -> nglehdw.h was used as documentation
+ * problem is, the PCI EG doesn't quite behave like an S9000_ID_ARTIST
+ * the cursor position register bahaves like the one on HCRX while using
+ * the same address as Artist, incuding the enable bit and weird handling
+ * of negative coordinates. The rest of it, colour map, sprite image etc.,
+ * behave like Artist.
+ */
+
+static void
+summitfb_move_cursor(struct summitfb_softc *sc, int x, int y)
+{
+#if 0
+ uint32_t pos;
+
+ sc->sc_cursor_x = x;
+ x -= sc->sc_hot_x;
+ sc->sc_cursor_y = y;
+ y -= sc->sc_hot_y;
+
+ if (x < 0) x = 0x1000 - x;
+ if (y < 0) y = 0x1000 - y;
+ pos = (x << 16) | y;
+ if (sc->sc_enabled) pos |= 0x80000000;
+ gftfb_wait(sc);
+ gftfb_write4(sc, NGLE_REG_17, pos);
+ gftfb_write4(sc, NGLE_REG_18, 0x80);
+#endif
+}
+
+static int
+summitfb_do_cursor(struct summitfb_softc *sc, struct wsdisplay_cursor *cur)
+{
+ if (cur->which & WSDISPLAY_CURSOR_DOCUR) {
+
+ sc->sc_enabled = cur->enable;
+ cur->which |= WSDISPLAY_CURSOR_DOPOS;
+ }
+ if (cur->which & WSDISPLAY_CURSOR_DOHOT) {
+
+ sc->sc_hot_x = cur->hot.x;
+ sc->sc_hot_y = cur->hot.y;
+ cur->which |= WSDISPLAY_CURSOR_DOPOS;
+ }
+ if (cur->which & WSDISPLAY_CURSOR_DOPOS) {
+
+ summitfb_move_cursor(sc, cur->pos.x, cur->pos.y);
+ }
+ if (cur->which & WSDISPLAY_CURSOR_DOCMAP) {
+ //uint32_t rgb;
+ uint8_t r[2], g[2], b[2];
+
+ copyin(cur->cmap.blue, b, 2);
+ copyin(cur->cmap.green, g, 2);
+ copyin(cur->cmap.red, r, 2);
+ mutex_enter(&sc->sc_hwlock);
+/* ... */
+ mutex_exit(&sc->sc_hwlock);
+
+ }
+ if (cur->which & WSDISPLAY_CURSOR_DOSHAPE) {
+#if 0
+ uint32_t buffer[128], latch, tmp;
+ int i;
+
+ copyin(cur->mask, buffer, 512);
+ gftfb_wait(sc);
+ gftfb_write4(sc, NGLE_REG_14, 0x300);
+ gftfb_write4(sc, NGLE_REG_13, 0xffffffff);
+ gftfb_write4(sc, NGLE_REG_11,
+ BA(IndexedDcd, Otc32, 0, AddrLong, 0, BINcmask, 0));
+ gftfb_write4(sc, NGLE_REG_3, 0);
+ for (i = 0; i < 128; i += 2) {
+ latch = 0;
+ tmp = buffer[i] & 0x80808080;
+ latch |= tmp >> 7;
+ tmp = buffer[i] & 0x40404040;
+ latch |= tmp >> 5;
+ tmp = buffer[i] & 0x20202020;
+ latch |= tmp >> 3;
+ tmp = buffer[i] & 0x10101010;
+ latch |= tmp >> 1;
+ tmp = buffer[i] & 0x08080808;
+ latch |= tmp << 1;
+ tmp = buffer[i] & 0x04040404;
+ latch |= tmp << 3;
+ tmp = buffer[i] & 0x02020202;
+ latch |= tmp << 5;
+ tmp = buffer[i] & 0x01010101;
+ latch |= tmp << 7;
+ gftfb_write4(sc, NGLE_REG_4, latch);
+ latch = 0;
+ tmp = buffer[i + 1] & 0x80808080;
+ latch |= tmp >> 7;
+ tmp = buffer[i + 1] & 0x40404040;
+ latch |= tmp >> 5;
+ tmp = buffer[i + 1] & 0x20202020;
+ latch |= tmp >> 3;
+ tmp = buffer[i + 1] & 0x10101010;
+ latch |= tmp >> 1;
+ tmp = buffer[i + 1] & 0x08080808;
+ latch |= tmp << 1;
+ tmp = buffer[i + 1] & 0x04040404;
+ latch |= tmp << 3;
+ tmp = buffer[i + 1] & 0x02020202;
+ latch |= tmp << 5;
+ tmp = buffer[i + 1] & 0x01010101;
+ latch |= tmp << 7;
+ gftfb_write4(sc, NGLE_REG_5, latch);
+ }
+
+ copyin(cur->image, buffer, 512);
+ gftfb_wait(sc);
+ gftfb_write4(sc, NGLE_REG_14, 0x300);
+ gftfb_write4(sc, NGLE_REG_13, 0xffffffff);
+ gftfb_write4(sc, NGLE_REG_11,
+ BA(IndexedDcd, Otc32, 0, AddrLong, 0, BINcursor, 0));
+ gftfb_write4(sc, NGLE_REG_3, 0);
+ for (i = 0; i < 128; i += 2) {
+ latch = 0;
+ tmp = buffer[i] & 0x80808080;
+ latch |= tmp >> 7;
+ tmp = buffer[i] & 0x40404040;
+ latch |= tmp >> 5;
+ tmp = buffer[i] & 0x20202020;
+ latch |= tmp >> 3;
+ tmp = buffer[i] & 0x10101010;
+ latch |= tmp >> 1;
+ tmp = buffer[i] & 0x08080808;
+ latch |= tmp << 1;
+ tmp = buffer[i] & 0x04040404;
+ latch |= tmp << 3;
+ tmp = buffer[i] & 0x02020202;
+ latch |= tmp << 5;
+ tmp = buffer[i] & 0x01010101;
+ latch |= tmp << 7;
+ gftfb_write4(sc, NGLE_REG_4, latch);
+ latch = 0;
+ tmp = buffer[i + 1] & 0x80808080;
+ latch |= tmp >> 7;
+ tmp = buffer[i + 1] & 0x40404040;
+ latch |= tmp >> 5;
+ tmp = buffer[i + 1] & 0x20202020;
+ latch |= tmp >> 3;
+ tmp = buffer[i + 1] & 0x10101010;
+ latch |= tmp >> 1;
+ tmp = buffer[i + 1] & 0x08080808;
+ latch |= tmp << 1;
+ tmp = buffer[i + 1] & 0x04040404;
+ latch |= tmp << 3;
+ tmp = buffer[i + 1] & 0x02020202;
+ latch |= tmp << 5;
+ tmp = buffer[i + 1] & 0x01010101;
+ latch |= tmp << 7;
+ gftfb_write4(sc, NGLE_REG_5, latch);
+ }
+ gftfb_setup_fb(sc);
+#endif
+ }
+
+ return 0;
+}
+
+static void
+summitfb_set_video(struct summitfb_softc *sc, int on)
+{
+ if (sc->sc_video_on == on)
+ return;
+
+ sc->sc_video_on = on;
+
+ summitfb_wait(sc);
+ if (on) {
+ } else {
+ }
+}
