- delete sc->sc_screens[]
- BUGFIX: hpcfb_alloc_screen clears real frame buffer - Doesn't allocate any screen in attach routine
This commit is contained in:
takemura
parent
6780bcba0b
commit
0f960df346
@ -1,4 +1,4 @@
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/* $NetBSD: hpcfb.c,v 1.9 2001/07/17 01:37:44 toshii Exp $ */
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/* $NetBSD: hpcfb.c,v 1.10 2001/07/21 14:49:58 takemura Exp $ */
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/*-
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* Copyright (c) 1999
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@ -46,7 +46,7 @@
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static const char _copyright[] __attribute__ ((unused)) =
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"Copyright (c) 1999 Shin Takemura. All rights reserved.";
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static const char _rcsid[] __attribute__ ((unused)) =
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"$NetBSD: hpcfb.c,v 1.9 2001/07/17 01:37:44 toshii Exp $";
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"$NetBSD: hpcfb.c,v 1.10 2001/07/21 14:49:58 takemura Exp $";
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#include <sys/param.h>
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#include <sys/systm.h>
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@ -141,7 +141,6 @@ struct hpcfb_devconfig {
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#define HPCFB_DC_SCRTHREAD 0x20 /* in scroll thread or callout */
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#define HPCFB_DC_UPDATEALL 0x40 /* need to redraw all */
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#define HPCFB_DC_ABORT 0x80 /* abort redrawing */
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int dc_scrno;
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int dc_memsize;
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u_char *dc_fbaddr;
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};
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@ -152,10 +151,8 @@ struct hpcfb_devconfig {
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struct hpcfb_softc {
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struct device sc_dev;
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struct hpcfb_devconfig *sc_dc; /* device configuration */
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struct hpcfb_devconfig *screens[HPCFB_MAX_SCREEN];
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const struct hpcfb_accessops *sc_accessops;
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void *sc_accessctx;
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int nscreens;
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void *sc_powerhook; /* power management hook */
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struct device *sc_wsdisplay;
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int sc_screen_resumed;
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@ -167,6 +164,8 @@ struct hpcfb_softc {
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void (*sc_switchcb)(void *, int, int);
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void *sc_switchcbarg;
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struct callout sc_switch_callout;
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int sc_nfbconf;
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struct hpcfb_fbconf *sc_fbconflist;
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};
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/*
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@ -304,50 +303,26 @@ hpcfbattach(struct device *parent, struct device *self, void *aux)
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sc->sc_accessops = ha->ha_accessops;
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sc->sc_accessctx = ha->ha_accessctx;
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sc->sc_nfbconf = ha->ha_nfbconf;
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sc->sc_fbconflist = ha->ha_fbconflist;
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if (hpcfbconsole) {
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sc->screens[0] =
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sc->sc_dc = &hpcfb_console_dc;
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sc->nscreens = 1;
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sc->sc_dc = &hpcfb_console_dc;
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hpcfb_console_dc.dc_sc = sc;
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} else {
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sc->screens[0] =
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sc->sc_dc = (struct hpcfb_devconfig *)
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malloc(sizeof(struct hpcfb_devconfig), M_DEVBUF, M_WAITOK);
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sc->nscreens = 0; /* XXXX */
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memset(sc->sc_dc, 0, sizeof(struct hpcfb_devconfig));
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if (hpcfb_init(&ha->ha_fbconflist[0], sc->sc_dc) != 0) {
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return;
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}
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sc->sc_dc->dc_tvram = hpcfb_console_tvram;
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memset(hpcfb_console_tvram, 0, sizeof(hpcfb_console_tvram));
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sc->sc_dc->dc_sc = sc;
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printf(": %dx%d pixels, %d colors, %dx%d chars",
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sc->sc_dc->dc_rinfo.ri_width,sc->sc_dc->dc_rinfo.ri_height,
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pow(2, sc->sc_dc->dc_rinfo.ri_depth),
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sc->sc_dc->dc_rinfo.ri_cols,sc->sc_dc->dc_rinfo.ri_rows);
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/* Set video chip dependent CLUT if any. */
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if (sc->sc_accessops->setclut)
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sc->sc_accessops->setclut(sc->sc_accessctx,
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&hpcfb_console_dc.dc_rinfo);
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}
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printf("\n");
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sc->sc_polling = 0; /* XXX */
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sc->sc_mapping = 0; /* XXX */
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callout_init(&sc->sc_switch_callout);
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hpcfb_stdscreen.nrows = sc->sc_dc->dc_rows;
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hpcfb_stdscreen.ncols = sc->sc_dc->dc_cols;
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hpcfb_stdscreen.capabilities = sc->sc_dc->dc_rinfo.ri_caps;
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printf(": hpcrasops %dx%d pixels, %d colors, %dx%d chars: multi",
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sc->sc_dc->dc_rinfo.ri_width,
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sc->sc_dc->dc_rinfo.ri_height,
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pow(2, sc->sc_dc->dc_rinfo.ri_depth),
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sc->sc_dc->dc_rinfo.ri_cols,
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sc->sc_dc->dc_rinfo.ri_rows);
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printf("\n");
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/* Set video chip dependent CLUT if any. */
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if (hpcfbconsole && sc->sc_accessops->setclut) {
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sc->sc_accessops->setclut(sc->sc_accessctx,
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&hpcfb_console_dc.dc_rinfo);
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}
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/* set font for hardware accel */
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if (sc->sc_accessops->font) {
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sc->sc_accessops->font(sc->sc_accessctx,
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sc->sc_dc->dc_rinfo.ri_font);
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}
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/* Add a power hook to power management */
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sc->sc_powerhook = powerhook_establish(hpcfb_power, sc);
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@ -424,6 +399,7 @@ hpcfb_cnattach(struct hpcfb_fbconf *fbconf)
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struct hpcfb_fbconf __fbconf __attribute__((__unused__));
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long defattr;
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DPRINTF(("%s(%d): hpcfb_cnattach()\n", __FILE__, __LINE__));
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#if NBIVIDEO > 0
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if (fbconf == 0) {
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memset(&__fbconf, 0, sizeof(struct hpcfb_fbconf));
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@ -435,9 +411,12 @@ hpcfb_cnattach(struct hpcfb_fbconf *fbconf)
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memset(&hpcfb_console_dc, 0, sizeof(struct hpcfb_devconfig));
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if (hpcfb_init(fbconf, &hpcfb_console_dc) != 0)
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return (ENXIO);
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hpcfb_console_dc.dc_state |= HPCFB_DC_CURRENT;
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hpcfb_console_dc.dc_tvram = hpcfb_console_tvram;
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/* clear screen */
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memset(hpcfb_console_tvram, 0, sizeof(hpcfb_console_tvram));
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hpcfb_redraw(&hpcfb_console_dc, 0, hpcfb_console_dc.dc_rows, 1);
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hpcfb_console_wsscreen = hpcfb_stdscreen;
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hpcfb_console_wsscreen.nrows = hpcfb_console_dc.dc_rows;
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@ -491,7 +470,6 @@ hpcfb_init(struct hpcfb_fbconf *fbconf, struct hpcfb_devconfig *dc)
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dc->dc_cury = -1;
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dc->dc_rows = dc->dc_rinfo.ri_rows;
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dc->dc_cols = dc->dc_rinfo.ri_cols;
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dc->dc_state |= HPCFB_DC_CURRENT;
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#ifdef HPCFB_JUMP
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dc->dc_max_row = 0;
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dc->dc_min_row = dc->dc_rows;
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@ -499,7 +477,6 @@ hpcfb_init(struct hpcfb_fbconf *fbconf, struct hpcfb_devconfig *dc)
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callout_init(&dc->dc_scroll_ch);
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#endif /* HPCFB_JUMP */
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dc->dc_memsize = ri->ri_stride * ri->ri_height;
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dc->dc_scrno = 0;
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/* hook rasops in hpcfb_ops */
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rasops_emul = ri->ri_ops; /* struct copy */
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ri->ri_ops = hpcfb_emulops; /* struct copy */
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@ -513,7 +490,6 @@ hpcfb_cmap_reorder(struct hpcfb_fbconf *fbconf, struct hpcfb_devconfig *dc)
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struct rasops_info *ri = &dc->dc_rinfo;
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int reverse = fbconf->hf_access_flags & HPCFB_ACCESS_REVERSE;
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int *cmap = ri->ri_devcmap;
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vaddr_t fbaddr = (vaddr_t)fbconf->hf_baseaddr;
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int i, j, bg, fg, tmp;
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/*
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@ -552,14 +528,6 @@ hpcfb_cmap_reorder(struct hpcfb_fbconf *fbconf, struct hpcfb_devconfig *dc)
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}
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break;
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}
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/* clear the screen */
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bg = cmap[0];
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for (i = 0;
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i < fbconf->hf_height * fbconf->hf_bytes_per_line;
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i += sizeof(u_int32_t)) {
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*(u_int32_t *)(fbaddr + i) = bg;
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}
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}
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int
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@ -569,6 +537,7 @@ hpcfb_ioctl(void *v, u_long cmd, caddr_t data, int flag, struct proc *p)
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struct hpcfb_devconfig *dc = sc->sc_dc;
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struct wsdisplay_fbinfo *wdf;
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DPRINTF(("hpcfb_ioctl(cmd=0x%lx)\n", cmd));
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switch (cmd) {
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case WSKBDIO_BELL:
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return (0);
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@ -682,6 +651,7 @@ hpcfb_refresh_screen(struct hpcfb_softc *sc)
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struct hpcfb_devconfig *dc = sc->sc_dc;
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int x, y;
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DPRINTF(("hpcfb_refres_screen()\n"));
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if (dc == NULL)
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return;
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@ -715,67 +685,73 @@ hpcfb_alloc_screen(void *v, const struct wsscreen_descr *type, void **cookiep,
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DPRINTF(("%s(%d): hpcfb_alloc_screen()\n", __FILE__, __LINE__));
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if (!hpcfbconsole && sc->nscreens > 0) /* XXXXX */
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dc = malloc(sizeof(struct hpcfb_devconfig), M_DEVBUF, M_WAITOK);
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if (dc == NULL)
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return (ENOMEM);
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if (sc->nscreens > HPCFB_MAX_SCREEN)
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return (ENOMEM);
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if (sc->screens[sc->nscreens] == NULL){
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sc->screens[sc->nscreens] =
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malloc(sizeof(struct hpcfb_devconfig), M_DEVBUF, M_WAITOK);
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if (sc->screens[sc->nscreens] == NULL)
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return (ENOMEM);
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memset(sc->screens[sc->nscreens], 0,
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sizeof(struct hpcfb_devconfig));
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}
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dc = sc->screens[sc->nscreens];
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memset(dc, 0, sizeof(struct hpcfb_devconfig));
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dc->dc_sc = sc;
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/* copy master raster info */
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dc->dc_rinfo = sc->sc_dc->dc_rinfo;
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if (hpcfb_init(&sc->sc_fbconflist[0], dc) != 0)
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return (EINVAL);
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if (sc->sc_accessops->font) {
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sc->sc_accessops->font(sc->sc_accessctx,
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sc->sc_dc->dc_rinfo.ri_font);
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}
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dc->dc_rinfo.ri_font);
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}
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/* Set video chip dependent CLUT if any. */
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if (sc->sc_accessops->setclut)
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sc->sc_accessops->setclut(sc->sc_accessctx, &dc->dc_rinfo);
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printf("hpcfb: %dx%d pixels, %d colors, %dx%d chars\n",
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dc->dc_rinfo.ri_width, dc->dc_rinfo.ri_height,
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pow(2, dc->dc_rinfo.ri_depth),
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dc->dc_rinfo.ri_cols, dc->dc_rinfo.ri_rows);
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/*
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* XXX, wsdisplay won't reffer the information in wsscreen_descr
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* structure until alloc_screen will be called, at least, under
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* current implementation...
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*/
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hpcfb_stdscreen.nrows = dc->dc_rows;
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hpcfb_stdscreen.ncols = dc->dc_cols;
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hpcfb_stdscreen.capabilities = dc->dc_rinfo.ri_caps;
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dc->dc_fbaddr = dc->dc_rinfo.ri_bits;
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dc->dc_rows = dc->dc_rinfo.ri_rows;
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dc->dc_cols = dc->dc_rinfo.ri_cols;
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dc->dc_memsize = dc->dc_rinfo.ri_stride * dc->dc_rinfo.ri_height;
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dc->dc_scrno = sc->nscreens;
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dc->dc_curx = -1;
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dc->dc_cury = -1;
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dc->dc_tvram = malloc(sizeof(struct hpcfb_tvrow)*dc->dc_rows,
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M_DEVBUF, M_WAITOK);
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if (dc->dc_tvram == NULL){
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dc->dc_tvram =
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malloc(sizeof(struct hpcfb_tvrow)*dc->dc_rows,
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M_DEVBUF, M_WAITOK);
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if (dc->dc_tvram == NULL){
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free(sc->screens[sc->nscreens], M_DEVBUF);
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sc->screens[sc->nscreens] = NULL;
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return (ENOMEM);
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}
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memset(dc->dc_tvram, 0,
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sizeof(struct hpcfb_tvrow)*dc->dc_rows);
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free(dc, M_DEVBUF);
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return (ENOMEM);
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}
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memset(dc->dc_tvram, 0, sizeof(struct hpcfb_tvrow)*dc->dc_rows);
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*curxp = 0;
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*curyp = 0;
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sc->nscreens++;
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*cookiep = dc;
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hpcfb_alloc_attr(*cookiep, 7, 0, 0, attrp);
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DPRINTF(("%s(%d): hpcfb_alloc_screen(): 0x%p\n",
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__FILE__, __LINE__, dc));
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return (0);
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}
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static void
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hpcfb_free_screen(void *v, void *cookie)
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{
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struct hpcfb_softc *sc = v;
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struct hpcfb_devconfig *dc = cookie;
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if (sc->nscreens == 1 && sc->sc_dc == &hpcfb_console_dc)
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DPRINTF(("%s(%d): hpcfb_free_screen(0x%p)\n",
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__FILE__, __LINE__, cookie));
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#ifdef DIAGNOSTIC
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if (dc == &hpcfb_console_dc)
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panic("hpcfb_free_screen: console");
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sc->nscreens--;
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#endif
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free(dc->dc_tvram, M_DEVBUF);
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free(dc, M_DEVBUF);
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}
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static int
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@ -786,7 +762,8 @@ hpcfb_show_screen(void *v, void *cookie, int waitok,
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struct hpcfb_devconfig *dc = (struct hpcfb_devconfig *)cookie;
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struct hpcfb_devconfig *odc;
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DPRINTF(("%s(%d): hpcfb_show_screen()\n", __FILE__, __LINE__));
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DPRINTF(("%s(%d): hpcfb_show_screen(0x%p)\n",
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__FILE__, __LINE__, dc));
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odc = sc->sc_dc;
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@ -814,6 +791,7 @@ hpcfb_doswitch(struct hpcfb_softc *sc)
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struct hpcfb_devconfig *dc;
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struct hpcfb_devconfig *odc;
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DPRINTF(("hpcfb_doswitch()\n"));
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odc = sc->sc_dc;
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dc = sc->sc_wantedscreen;
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@ -835,7 +813,9 @@ hpcfb_doswitch(struct hpcfb_softc *sc)
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/* disable cursor */
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/* disable old screen */
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odc->dc_state &= ~HPCFB_DC_CURRENT;
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/* XXX, This is too dangerous.
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odc->dc_rinfo.ri_bits = NULL;
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*/
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}
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/* switch screen to new one */
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dc->dc_state |= HPCFB_DC_CURRENT;
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