Removing support for DEPTH != 32 from blizzard template header and file that includes it, as macro DEPTH == 32 only used. Reviewed-by: Eric Blake <eblake@redhat.com> Signed-off-by: Pooja Dhannawat <dhannawatpooja1@gmail.com> Message-id: 1458971873-2768-1-git-send-email-dhannawatpooja1@gmail.com Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
955 lines
27 KiB
C
955 lines
27 KiB
C
/*
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* Epson S1D13744/S1D13745 (Blizzard/Hailstorm/Tornado) LCD/TV controller.
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*
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* Copyright (C) 2008 Nokia Corporation
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* Written by Andrzej Zaborowski <andrew@openedhand.com>
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 or
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* (at your option) version 3 of the License.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, see <http://www.gnu.org/licenses/>.
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*/
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#include "qemu/osdep.h"
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#include "qemu-common.h"
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#include "ui/console.h"
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#include "hw/devices.h"
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#include "ui/pixel_ops.h"
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typedef void (*blizzard_fn_t)(uint8_t *, const uint8_t *, unsigned int);
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typedef struct {
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uint8_t reg;
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uint32_t addr;
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int swallow;
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int pll;
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int pll_range;
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int pll_ctrl;
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uint8_t pll_mode;
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uint8_t clksel;
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int memenable;
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int memrefresh;
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uint8_t timing[3];
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int priority;
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uint8_t lcd_config;
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int x;
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int y;
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int skipx;
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int skipy;
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uint8_t hndp;
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uint8_t vndp;
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uint8_t hsync;
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uint8_t vsync;
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uint8_t pclk;
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uint8_t u;
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uint8_t v;
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uint8_t yrc[2];
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int ix[2];
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int iy[2];
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int ox[2];
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int oy[2];
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int enable;
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int blank;
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int bpp;
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int invalidate;
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int mx[2];
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int my[2];
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uint8_t mode;
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uint8_t effect;
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uint8_t iformat;
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uint8_t source;
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QemuConsole *con;
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blizzard_fn_t *line_fn_tab[2];
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void *fb;
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uint8_t hssi_config[3];
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uint8_t tv_config;
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uint8_t tv_timing[4];
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uint8_t vbi;
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uint8_t tv_x;
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uint8_t tv_y;
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uint8_t tv_test;
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uint8_t tv_filter_config;
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uint8_t tv_filter_idx;
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uint8_t tv_filter_coeff[0x20];
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uint8_t border_r;
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uint8_t border_g;
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uint8_t border_b;
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uint8_t gamma_config;
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uint8_t gamma_idx;
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uint8_t gamma_lut[0x100];
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uint8_t matrix_ena;
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uint8_t matrix_coeff[0x12];
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uint8_t matrix_r;
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uint8_t matrix_g;
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uint8_t matrix_b;
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uint8_t pm;
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uint8_t status;
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uint8_t rgbgpio_dir;
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uint8_t rgbgpio;
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uint8_t gpio_dir;
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uint8_t gpio;
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uint8_t gpio_edge[2];
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uint8_t gpio_irq;
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uint8_t gpio_pdown;
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struct {
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int x;
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int y;
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int dx;
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int dy;
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int len;
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int buflen;
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void *buf;
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void *data;
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uint16_t *ptr;
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int angle;
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int pitch;
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blizzard_fn_t line_fn;
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} data;
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} BlizzardState;
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/* Bytes(!) per pixel */
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static const int blizzard_iformat_bpp[0x10] = {
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0,
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2, /* RGB 5:6:5*/
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3, /* RGB 6:6:6 mode 1 */
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3, /* RGB 8:8:8 mode 1 */
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0, 0,
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4, /* RGB 6:6:6 mode 2 */
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4, /* RGB 8:8:8 mode 2 */
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0, /* YUV 4:2:2 */
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0, /* YUV 4:2:0 */
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0, 0, 0, 0, 0, 0,
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};
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static void blizzard_window(BlizzardState *s)
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{
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DisplaySurface *surface = qemu_console_surface(s->con);
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uint8_t *src, *dst;
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int bypp[2];
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int bypl[3];
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int y;
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blizzard_fn_t fn = s->data.line_fn;
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if (!fn)
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return;
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if (s->mx[0] > s->data.x)
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s->mx[0] = s->data.x;
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if (s->my[0] > s->data.y)
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s->my[0] = s->data.y;
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if (s->mx[1] < s->data.x + s->data.dx)
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s->mx[1] = s->data.x + s->data.dx;
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if (s->my[1] < s->data.y + s->data.dy)
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s->my[1] = s->data.y + s->data.dy;
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bypp[0] = s->bpp;
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bypp[1] = surface_bytes_per_pixel(surface);
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bypl[0] = bypp[0] * s->data.pitch;
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bypl[1] = bypp[1] * s->x;
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bypl[2] = bypp[0] * s->data.dx;
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src = s->data.data;
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dst = s->fb + bypl[1] * s->data.y + bypp[1] * s->data.x;
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for (y = s->data.dy; y > 0; y --, src += bypl[0], dst += bypl[1])
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fn(dst, src, bypl[2]);
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}
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static int blizzard_transfer_setup(BlizzardState *s)
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{
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if (s->source > 3 || !s->bpp ||
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s->ix[1] < s->ix[0] || s->iy[1] < s->iy[0])
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return 0;
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s->data.angle = s->effect & 3;
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s->data.line_fn = s->line_fn_tab[!!s->data.angle][s->iformat];
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s->data.x = s->ix[0];
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s->data.y = s->iy[0];
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s->data.dx = s->ix[1] - s->ix[0] + 1;
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s->data.dy = s->iy[1] - s->iy[0] + 1;
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s->data.len = s->bpp * s->data.dx * s->data.dy;
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s->data.pitch = s->data.dx;
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if (s->data.len > s->data.buflen) {
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s->data.buf = g_realloc(s->data.buf, s->data.len);
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s->data.buflen = s->data.len;
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}
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s->data.ptr = s->data.buf;
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s->data.data = s->data.buf;
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s->data.len /= 2;
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return 1;
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}
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static void blizzard_reset(BlizzardState *s)
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{
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s->reg = 0;
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s->swallow = 0;
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s->pll = 9;
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s->pll_range = 1;
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s->pll_ctrl = 0x14;
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s->pll_mode = 0x32;
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s->clksel = 0x00;
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s->memenable = 0;
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s->memrefresh = 0x25c;
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s->timing[0] = 0x3f;
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s->timing[1] = 0x13;
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s->timing[2] = 0x21;
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s->priority = 0;
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s->lcd_config = 0x74;
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s->x = 8;
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s->y = 1;
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s->skipx = 0;
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s->skipy = 0;
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s->hndp = 3;
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s->vndp = 2;
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s->hsync = 1;
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s->vsync = 1;
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s->pclk = 0x80;
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s->ix[0] = 0;
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s->ix[1] = 0;
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s->iy[0] = 0;
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s->iy[1] = 0;
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s->ox[0] = 0;
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s->ox[1] = 0;
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s->oy[0] = 0;
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s->oy[1] = 0;
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s->yrc[0] = 0x00;
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s->yrc[1] = 0x30;
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s->u = 0;
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s->v = 0;
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s->iformat = 3;
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s->source = 0;
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s->bpp = blizzard_iformat_bpp[s->iformat];
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s->hssi_config[0] = 0x00;
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s->hssi_config[1] = 0x00;
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s->hssi_config[2] = 0x01;
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s->tv_config = 0x00;
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s->tv_timing[0] = 0x00;
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s->tv_timing[1] = 0x00;
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s->tv_timing[2] = 0x00;
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s->tv_timing[3] = 0x00;
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s->vbi = 0x10;
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s->tv_x = 0x14;
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s->tv_y = 0x03;
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s->tv_test = 0x00;
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s->tv_filter_config = 0x80;
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s->tv_filter_idx = 0x00;
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s->border_r = 0x10;
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s->border_g = 0x80;
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s->border_b = 0x80;
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s->gamma_config = 0x00;
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s->gamma_idx = 0x00;
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s->matrix_ena = 0x00;
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memset(&s->matrix_coeff, 0, sizeof(s->matrix_coeff));
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s->matrix_r = 0x00;
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s->matrix_g = 0x00;
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s->matrix_b = 0x00;
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s->pm = 0x02;
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s->status = 0x00;
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s->rgbgpio_dir = 0x00;
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s->gpio_dir = 0x00;
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s->gpio_edge[0] = 0x00;
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s->gpio_edge[1] = 0x00;
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s->gpio_irq = 0x00;
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s->gpio_pdown = 0xff;
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}
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static inline void blizzard_invalidate_display(void *opaque) {
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BlizzardState *s = (BlizzardState *) opaque;
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s->invalidate = 1;
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}
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static uint16_t blizzard_reg_read(void *opaque, uint8_t reg)
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{
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BlizzardState *s = (BlizzardState *) opaque;
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switch (reg) {
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case 0x00: /* Revision Code */
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return 0xa5;
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case 0x02: /* Configuration Readback */
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return 0x83; /* Macrovision OK, CNF[2:0] = 3 */
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case 0x04: /* PLL M-Divider */
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return (s->pll - 1) | (1 << 7);
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case 0x06: /* PLL Lock Range Control */
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return s->pll_range;
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case 0x08: /* PLL Lock Synthesis Control 0 */
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return s->pll_ctrl & 0xff;
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case 0x0a: /* PLL Lock Synthesis Control 1 */
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return s->pll_ctrl >> 8;
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case 0x0c: /* PLL Mode Control 0 */
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return s->pll_mode;
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case 0x0e: /* Clock-Source Select */
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return s->clksel;
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case 0x10: /* Memory Controller Activate */
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case 0x14: /* Memory Controller Bank 0 Status Flag */
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return s->memenable;
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case 0x18: /* Auto-Refresh Interval Setting 0 */
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return s->memrefresh & 0xff;
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case 0x1a: /* Auto-Refresh Interval Setting 1 */
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return s->memrefresh >> 8;
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case 0x1c: /* Power-On Sequence Timing Control */
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return s->timing[0];
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case 0x1e: /* Timing Control 0 */
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return s->timing[1];
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case 0x20: /* Timing Control 1 */
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return s->timing[2];
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case 0x24: /* Arbitration Priority Control */
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return s->priority;
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case 0x28: /* LCD Panel Configuration */
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return s->lcd_config;
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case 0x2a: /* LCD Horizontal Display Width */
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return s->x >> 3;
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case 0x2c: /* LCD Horizontal Non-display Period */
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return s->hndp;
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case 0x2e: /* LCD Vertical Display Height 0 */
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return s->y & 0xff;
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case 0x30: /* LCD Vertical Display Height 1 */
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return s->y >> 8;
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case 0x32: /* LCD Vertical Non-display Period */
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return s->vndp;
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case 0x34: /* LCD HS Pulse-width */
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return s->hsync;
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case 0x36: /* LCd HS Pulse Start Position */
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return s->skipx >> 3;
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case 0x38: /* LCD VS Pulse-width */
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return s->vsync;
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case 0x3a: /* LCD VS Pulse Start Position */
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return s->skipy;
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case 0x3c: /* PCLK Polarity */
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return s->pclk;
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case 0x3e: /* High-speed Serial Interface Tx Configuration Port 0 */
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return s->hssi_config[0];
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case 0x40: /* High-speed Serial Interface Tx Configuration Port 1 */
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return s->hssi_config[1];
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case 0x42: /* High-speed Serial Interface Tx Mode */
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return s->hssi_config[2];
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case 0x44: /* TV Display Configuration */
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return s->tv_config;
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case 0x46 ... 0x4c: /* TV Vertical Blanking Interval Data bits */
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return s->tv_timing[(reg - 0x46) >> 1];
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case 0x4e: /* VBI: Closed Caption / XDS Control / Status */
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return s->vbi;
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case 0x50: /* TV Horizontal Start Position */
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return s->tv_x;
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case 0x52: /* TV Vertical Start Position */
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return s->tv_y;
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case 0x54: /* TV Test Pattern Setting */
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return s->tv_test;
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case 0x56: /* TV Filter Setting */
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return s->tv_filter_config;
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case 0x58: /* TV Filter Coefficient Index */
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return s->tv_filter_idx;
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case 0x5a: /* TV Filter Coefficient Data */
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if (s->tv_filter_idx < 0x20)
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return s->tv_filter_coeff[s->tv_filter_idx ++];
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return 0;
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case 0x60: /* Input YUV/RGB Translate Mode 0 */
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return s->yrc[0];
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case 0x62: /* Input YUV/RGB Translate Mode 1 */
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return s->yrc[1];
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case 0x64: /* U Data Fix */
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return s->u;
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case 0x66: /* V Data Fix */
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return s->v;
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case 0x68: /* Display Mode */
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return s->mode;
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case 0x6a: /* Special Effects */
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return s->effect;
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case 0x6c: /* Input Window X Start Position 0 */
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return s->ix[0] & 0xff;
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case 0x6e: /* Input Window X Start Position 1 */
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return s->ix[0] >> 3;
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case 0x70: /* Input Window Y Start Position 0 */
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return s->ix[0] & 0xff;
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case 0x72: /* Input Window Y Start Position 1 */
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return s->ix[0] >> 3;
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case 0x74: /* Input Window X End Position 0 */
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return s->ix[1] & 0xff;
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case 0x76: /* Input Window X End Position 1 */
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return s->ix[1] >> 3;
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case 0x78: /* Input Window Y End Position 0 */
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return s->ix[1] & 0xff;
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case 0x7a: /* Input Window Y End Position 1 */
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return s->ix[1] >> 3;
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case 0x7c: /* Output Window X Start Position 0 */
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return s->ox[0] & 0xff;
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case 0x7e: /* Output Window X Start Position 1 */
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return s->ox[0] >> 3;
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case 0x80: /* Output Window Y Start Position 0 */
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return s->oy[0] & 0xff;
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case 0x82: /* Output Window Y Start Position 1 */
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return s->oy[0] >> 3;
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case 0x84: /* Output Window X End Position 0 */
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return s->ox[1] & 0xff;
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case 0x86: /* Output Window X End Position 1 */
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return s->ox[1] >> 3;
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case 0x88: /* Output Window Y End Position 0 */
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return s->oy[1] & 0xff;
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case 0x8a: /* Output Window Y End Position 1 */
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return s->oy[1] >> 3;
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case 0x8c: /* Input Data Format */
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return s->iformat;
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case 0x8e: /* Data Source Select */
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return s->source;
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case 0x90: /* Display Memory Data Port */
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return 0;
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case 0xa8: /* Border Color 0 */
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return s->border_r;
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case 0xaa: /* Border Color 1 */
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return s->border_g;
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case 0xac: /* Border Color 2 */
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return s->border_b;
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case 0xb4: /* Gamma Correction Enable */
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return s->gamma_config;
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case 0xb6: /* Gamma Correction Table Index */
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return s->gamma_idx;
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case 0xb8: /* Gamma Correction Table Data */
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return s->gamma_lut[s->gamma_idx ++];
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case 0xba: /* 3x3 Matrix Enable */
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return s->matrix_ena;
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case 0xbc ... 0xde: /* Coefficient Registers */
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return s->matrix_coeff[(reg - 0xbc) >> 1];
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case 0xe0: /* 3x3 Matrix Red Offset */
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return s->matrix_r;
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case 0xe2: /* 3x3 Matrix Green Offset */
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return s->matrix_g;
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case 0xe4: /* 3x3 Matrix Blue Offset */
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return s->matrix_b;
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case 0xe6: /* Power-save */
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return s->pm;
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case 0xe8: /* Non-display Period Control / Status */
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return s->status | (1 << 5);
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case 0xea: /* RGB Interface Control */
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return s->rgbgpio_dir;
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case 0xec: /* RGB Interface Status */
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return s->rgbgpio;
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case 0xee: /* General-purpose IO Pins Configuration */
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return s->gpio_dir;
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case 0xf0: /* General-purpose IO Pins Status / Control */
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return s->gpio;
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case 0xf2: /* GPIO Positive Edge Interrupt Trigger */
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return s->gpio_edge[0];
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case 0xf4: /* GPIO Negative Edge Interrupt Trigger */
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return s->gpio_edge[1];
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case 0xf6: /* GPIO Interrupt Status */
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return s->gpio_irq;
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case 0xf8: /* GPIO Pull-down Control */
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return s->gpio_pdown;
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default:
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fprintf(stderr, "%s: unknown register %02x\n", __FUNCTION__, reg);
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return 0;
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}
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}
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static void blizzard_reg_write(void *opaque, uint8_t reg, uint16_t value)
|
|
{
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BlizzardState *s = (BlizzardState *) opaque;
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|
|
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switch (reg) {
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case 0x04: /* PLL M-Divider */
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s->pll = (value & 0x3f) + 1;
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break;
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case 0x06: /* PLL Lock Range Control */
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s->pll_range = value & 3;
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break;
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case 0x08: /* PLL Lock Synthesis Control 0 */
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s->pll_ctrl &= 0xf00;
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s->pll_ctrl |= (value << 0) & 0x0ff;
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break;
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case 0x0a: /* PLL Lock Synthesis Control 1 */
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s->pll_ctrl &= 0x0ff;
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s->pll_ctrl |= (value << 8) & 0xf00;
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break;
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case 0x0c: /* PLL Mode Control 0 */
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s->pll_mode = value & 0x77;
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if ((value & 3) == 0 || (value & 3) == 3)
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fprintf(stderr, "%s: wrong PLL Control bits (%i)\n",
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__FUNCTION__, value & 3);
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break;
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|
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case 0x0e: /* Clock-Source Select */
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s->clksel = value & 0xff;
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break;
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|
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case 0x10: /* Memory Controller Activate */
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s->memenable = value & 1;
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break;
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case 0x14: /* Memory Controller Bank 0 Status Flag */
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break;
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|
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case 0x18: /* Auto-Refresh Interval Setting 0 */
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s->memrefresh &= 0xf00;
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s->memrefresh |= (value << 0) & 0x0ff;
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break;
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case 0x1a: /* Auto-Refresh Interval Setting 1 */
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s->memrefresh &= 0x0ff;
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s->memrefresh |= (value << 8) & 0xf00;
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break;
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|
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case 0x1c: /* Power-On Sequence Timing Control */
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s->timing[0] = value & 0x7f;
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break;
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case 0x1e: /* Timing Control 0 */
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s->timing[1] = value & 0x17;
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break;
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case 0x20: /* Timing Control 1 */
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s->timing[2] = value & 0x35;
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break;
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|
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case 0x24: /* Arbitration Priority Control */
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s->priority = value & 1;
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break;
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|
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case 0x28: /* LCD Panel Configuration */
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s->lcd_config = value & 0xff;
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if (value & (1 << 7))
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fprintf(stderr, "%s: data swap not supported!\n", __FUNCTION__);
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break;
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|
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case 0x2a: /* LCD Horizontal Display Width */
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s->x = value << 3;
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break;
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case 0x2c: /* LCD Horizontal Non-display Period */
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s->hndp = value & 0xff;
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break;
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case 0x2e: /* LCD Vertical Display Height 0 */
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s->y &= 0x300;
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s->y |= (value << 0) & 0x0ff;
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break;
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case 0x30: /* LCD Vertical Display Height 1 */
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s->y &= 0x0ff;
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s->y |= (value << 8) & 0x300;
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break;
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case 0x32: /* LCD Vertical Non-display Period */
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s->vndp = value & 0xff;
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break;
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case 0x34: /* LCD HS Pulse-width */
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s->hsync = value & 0xff;
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break;
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case 0x36: /* LCD HS Pulse Start Position */
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s->skipx = value & 0xff;
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break;
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case 0x38: /* LCD VS Pulse-width */
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s->vsync = value & 0xbf;
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break;
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case 0x3a: /* LCD VS Pulse Start Position */
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s->skipy = value & 0xff;
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break;
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|
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case 0x3c: /* PCLK Polarity */
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s->pclk = value & 0x82;
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/* Affects calculation of s->hndp, s->hsync and s->skipx. */
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break;
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|
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case 0x3e: /* High-speed Serial Interface Tx Configuration Port 0 */
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|
s->hssi_config[0] = value;
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break;
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case 0x40: /* High-speed Serial Interface Tx Configuration Port 1 */
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s->hssi_config[1] = value;
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if (((value >> 4) & 3) == 3)
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fprintf(stderr, "%s: Illegal active-data-links value\n",
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__FUNCTION__);
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break;
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case 0x42: /* High-speed Serial Interface Tx Mode */
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s->hssi_config[2] = value & 0xbd;
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break;
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|
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case 0x44: /* TV Display Configuration */
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s->tv_config = value & 0xfe;
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break;
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case 0x46 ... 0x4c: /* TV Vertical Blanking Interval Data bits 0 */
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s->tv_timing[(reg - 0x46) >> 1] = value;
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break;
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case 0x4e: /* VBI: Closed Caption / XDS Control / Status */
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s->vbi = value;
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break;
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case 0x50: /* TV Horizontal Start Position */
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s->tv_x = value;
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break;
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case 0x52: /* TV Vertical Start Position */
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s->tv_y = value & 0x7f;
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break;
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case 0x54: /* TV Test Pattern Setting */
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s->tv_test = value;
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|
break;
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|
case 0x56: /* TV Filter Setting */
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|
s->tv_filter_config = value & 0xbf;
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break;
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|
case 0x58: /* TV Filter Coefficient Index */
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s->tv_filter_idx = value & 0x1f;
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break;
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case 0x5a: /* TV Filter Coefficient Data */
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if (s->tv_filter_idx < 0x20)
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s->tv_filter_coeff[s->tv_filter_idx ++] = value;
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|
break;
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|
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case 0x60: /* Input YUV/RGB Translate Mode 0 */
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s->yrc[0] = value & 0xb0;
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|
break;
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case 0x62: /* Input YUV/RGB Translate Mode 1 */
|
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s->yrc[1] = value & 0x30;
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|
break;
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case 0x64: /* U Data Fix */
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s->u = value & 0xff;
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break;
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case 0x66: /* V Data Fix */
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s->v = value & 0xff;
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break;
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|
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case 0x68: /* Display Mode */
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if ((s->mode ^ value) & 3)
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s->invalidate = 1;
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|
s->mode = value & 0xb7;
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|
s->enable = value & 1;
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s->blank = (value >> 1) & 1;
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if (value & (1 << 4))
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fprintf(stderr, "%s: Macrovision enable attempt!\n", __FUNCTION__);
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break;
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|
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case 0x6a: /* Special Effects */
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s->effect = value & 0xfb;
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break;
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|
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case 0x6c: /* Input Window X Start Position 0 */
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s->ix[0] &= 0x300;
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s->ix[0] |= (value << 0) & 0x0ff;
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break;
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case 0x6e: /* Input Window X Start Position 1 */
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s->ix[0] &= 0x0ff;
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s->ix[0] |= (value << 8) & 0x300;
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break;
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case 0x70: /* Input Window Y Start Position 0 */
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s->iy[0] &= 0x300;
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s->iy[0] |= (value << 0) & 0x0ff;
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break;
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case 0x72: /* Input Window Y Start Position 1 */
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s->iy[0] &= 0x0ff;
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s->iy[0] |= (value << 8) & 0x300;
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break;
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case 0x74: /* Input Window X End Position 0 */
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s->ix[1] &= 0x300;
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s->ix[1] |= (value << 0) & 0x0ff;
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break;
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case 0x76: /* Input Window X End Position 1 */
|
|
s->ix[1] &= 0x0ff;
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|
s->ix[1] |= (value << 8) & 0x300;
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|
break;
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case 0x78: /* Input Window Y End Position 0 */
|
|
s->iy[1] &= 0x300;
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s->iy[1] |= (value << 0) & 0x0ff;
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break;
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case 0x7a: /* Input Window Y End Position 1 */
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|
s->iy[1] &= 0x0ff;
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s->iy[1] |= (value << 8) & 0x300;
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break;
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case 0x7c: /* Output Window X Start Position 0 */
|
|
s->ox[0] &= 0x300;
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|
s->ox[0] |= (value << 0) & 0x0ff;
|
|
break;
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|
case 0x7e: /* Output Window X Start Position 1 */
|
|
s->ox[0] &= 0x0ff;
|
|
s->ox[0] |= (value << 8) & 0x300;
|
|
break;
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case 0x80: /* Output Window Y Start Position 0 */
|
|
s->oy[0] &= 0x300;
|
|
s->oy[0] |= (value << 0) & 0x0ff;
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break;
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case 0x82: /* Output Window Y Start Position 1 */
|
|
s->oy[0] &= 0x0ff;
|
|
s->oy[0] |= (value << 8) & 0x300;
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break;
|
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case 0x84: /* Output Window X End Position 0 */
|
|
s->ox[1] &= 0x300;
|
|
s->ox[1] |= (value << 0) & 0x0ff;
|
|
break;
|
|
case 0x86: /* Output Window X End Position 1 */
|
|
s->ox[1] &= 0x0ff;
|
|
s->ox[1] |= (value << 8) & 0x300;
|
|
break;
|
|
case 0x88: /* Output Window Y End Position 0 */
|
|
s->oy[1] &= 0x300;
|
|
s->oy[1] |= (value << 0) & 0x0ff;
|
|
break;
|
|
case 0x8a: /* Output Window Y End Position 1 */
|
|
s->oy[1] &= 0x0ff;
|
|
s->oy[1] |= (value << 8) & 0x300;
|
|
break;
|
|
|
|
case 0x8c: /* Input Data Format */
|
|
s->iformat = value & 0xf;
|
|
s->bpp = blizzard_iformat_bpp[s->iformat];
|
|
if (!s->bpp)
|
|
fprintf(stderr, "%s: Illegal or unsupported input format %x\n",
|
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__FUNCTION__, s->iformat);
|
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break;
|
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case 0x8e: /* Data Source Select */
|
|
s->source = value & 7;
|
|
/* Currently all windows will be "destructive overlays". */
|
|
if ((!(s->effect & (1 << 3)) && (s->ix[0] != s->ox[0] ||
|
|
s->iy[0] != s->oy[0] ||
|
|
s->ix[1] != s->ox[1] ||
|
|
s->iy[1] != s->oy[1])) ||
|
|
!((s->ix[1] - s->ix[0]) & (s->iy[1] - s->iy[0]) &
|
|
(s->ox[1] - s->ox[0]) & (s->oy[1] - s->oy[0]) & 1))
|
|
fprintf(stderr, "%s: Illegal input/output window positions\n",
|
|
__FUNCTION__);
|
|
|
|
blizzard_transfer_setup(s);
|
|
break;
|
|
|
|
case 0x90: /* Display Memory Data Port */
|
|
if (!s->data.len && !blizzard_transfer_setup(s))
|
|
break;
|
|
|
|
*s->data.ptr ++ = value;
|
|
if (-- s->data.len == 0)
|
|
blizzard_window(s);
|
|
break;
|
|
|
|
case 0xa8: /* Border Color 0 */
|
|
s->border_r = value;
|
|
break;
|
|
case 0xaa: /* Border Color 1 */
|
|
s->border_g = value;
|
|
break;
|
|
case 0xac: /* Border Color 2 */
|
|
s->border_b = value;
|
|
break;
|
|
|
|
case 0xb4: /* Gamma Correction Enable */
|
|
s->gamma_config = value & 0x87;
|
|
break;
|
|
case 0xb6: /* Gamma Correction Table Index */
|
|
s->gamma_idx = value;
|
|
break;
|
|
case 0xb8: /* Gamma Correction Table Data */
|
|
s->gamma_lut[s->gamma_idx ++] = value;
|
|
break;
|
|
|
|
case 0xba: /* 3x3 Matrix Enable */
|
|
s->matrix_ena = value & 1;
|
|
break;
|
|
case 0xbc ... 0xde: /* Coefficient Registers */
|
|
s->matrix_coeff[(reg - 0xbc) >> 1] = value & ((reg & 2) ? 0x80 : 0xff);
|
|
break;
|
|
case 0xe0: /* 3x3 Matrix Red Offset */
|
|
s->matrix_r = value;
|
|
break;
|
|
case 0xe2: /* 3x3 Matrix Green Offset */
|
|
s->matrix_g = value;
|
|
break;
|
|
case 0xe4: /* 3x3 Matrix Blue Offset */
|
|
s->matrix_b = value;
|
|
break;
|
|
|
|
case 0xe6: /* Power-save */
|
|
s->pm = value & 0x83;
|
|
if (value & s->mode & 1)
|
|
fprintf(stderr, "%s: The display must be disabled before entering "
|
|
"Standby Mode\n", __FUNCTION__);
|
|
break;
|
|
case 0xe8: /* Non-display Period Control / Status */
|
|
s->status = value & 0x1b;
|
|
break;
|
|
case 0xea: /* RGB Interface Control */
|
|
s->rgbgpio_dir = value & 0x8f;
|
|
break;
|
|
case 0xec: /* RGB Interface Status */
|
|
s->rgbgpio = value & 0xcf;
|
|
break;
|
|
case 0xee: /* General-purpose IO Pins Configuration */
|
|
s->gpio_dir = value;
|
|
break;
|
|
case 0xf0: /* General-purpose IO Pins Status / Control */
|
|
s->gpio = value;
|
|
break;
|
|
case 0xf2: /* GPIO Positive Edge Interrupt Trigger */
|
|
s->gpio_edge[0] = value;
|
|
break;
|
|
case 0xf4: /* GPIO Negative Edge Interrupt Trigger */
|
|
s->gpio_edge[1] = value;
|
|
break;
|
|
case 0xf6: /* GPIO Interrupt Status */
|
|
s->gpio_irq &= value;
|
|
break;
|
|
case 0xf8: /* GPIO Pull-down Control */
|
|
s->gpio_pdown = value;
|
|
break;
|
|
|
|
default:
|
|
fprintf(stderr, "%s: unknown register %02x\n", __FUNCTION__, reg);
|
|
break;
|
|
}
|
|
}
|
|
|
|
uint16_t s1d13745_read(void *opaque, int dc)
|
|
{
|
|
BlizzardState *s = (BlizzardState *) opaque;
|
|
uint16_t value = blizzard_reg_read(s, s->reg);
|
|
|
|
if (s->swallow -- > 0)
|
|
return 0;
|
|
if (dc)
|
|
s->reg ++;
|
|
|
|
return value;
|
|
}
|
|
|
|
void s1d13745_write(void *opaque, int dc, uint16_t value)
|
|
{
|
|
BlizzardState *s = (BlizzardState *) opaque;
|
|
|
|
if (s->swallow -- > 0)
|
|
return;
|
|
if (dc) {
|
|
blizzard_reg_write(s, s->reg, value);
|
|
|
|
if (s->reg != 0x90 && s->reg != 0x5a && s->reg != 0xb8)
|
|
s->reg += 2;
|
|
} else
|
|
s->reg = value & 0xff;
|
|
}
|
|
|
|
void s1d13745_write_block(void *opaque, int dc,
|
|
void *buf, size_t len, int pitch)
|
|
{
|
|
BlizzardState *s = (BlizzardState *) opaque;
|
|
|
|
while (len > 0) {
|
|
if (s->reg == 0x90 && dc &&
|
|
(s->data.len || blizzard_transfer_setup(s)) &&
|
|
len >= (s->data.len << 1)) {
|
|
len -= s->data.len << 1;
|
|
s->data.len = 0;
|
|
s->data.data = buf;
|
|
if (pitch)
|
|
s->data.pitch = pitch;
|
|
blizzard_window(s);
|
|
s->data.data = s->data.buf;
|
|
continue;
|
|
}
|
|
|
|
s1d13745_write(opaque, dc, *(uint16_t *) buf);
|
|
len -= 2;
|
|
buf += 2;
|
|
}
|
|
}
|
|
|
|
static void blizzard_update_display(void *opaque)
|
|
{
|
|
BlizzardState *s = (BlizzardState *) opaque;
|
|
DisplaySurface *surface = qemu_console_surface(s->con);
|
|
int y, bypp, bypl, bwidth;
|
|
uint8_t *src, *dst;
|
|
|
|
if (!s->enable)
|
|
return;
|
|
|
|
if (s->x != surface_width(surface) || s->y != surface_height(surface)) {
|
|
s->invalidate = 1;
|
|
qemu_console_resize(s->con, s->x, s->y);
|
|
surface = qemu_console_surface(s->con);
|
|
}
|
|
|
|
if (s->invalidate) {
|
|
s->invalidate = 0;
|
|
|
|
if (s->blank) {
|
|
bypp = surface_bytes_per_pixel(surface);
|
|
memset(surface_data(surface), 0, bypp * s->x * s->y);
|
|
return;
|
|
}
|
|
|
|
s->mx[0] = 0;
|
|
s->mx[1] = s->x;
|
|
s->my[0] = 0;
|
|
s->my[1] = s->y;
|
|
}
|
|
|
|
if (s->mx[1] <= s->mx[0])
|
|
return;
|
|
|
|
bypp = surface_bytes_per_pixel(surface);
|
|
bypl = bypp * s->x;
|
|
bwidth = bypp * (s->mx[1] - s->mx[0]);
|
|
y = s->my[0];
|
|
src = s->fb + bypl * y + bypp * s->mx[0];
|
|
dst = surface_data(surface) + bypl * y + bypp * s->mx[0];
|
|
for (; y < s->my[1]; y ++, src += bypl, dst += bypl)
|
|
memcpy(dst, src, bwidth);
|
|
|
|
dpy_gfx_update(s->con, s->mx[0], s->my[0],
|
|
s->mx[1] - s->mx[0], y - s->my[0]);
|
|
|
|
s->mx[0] = s->x;
|
|
s->mx[1] = 0;
|
|
s->my[0] = s->y;
|
|
s->my[1] = 0;
|
|
}
|
|
|
|
#define DEPTH 32
|
|
#include "blizzard_template.h"
|
|
|
|
static const GraphicHwOps blizzard_ops = {
|
|
.invalidate = blizzard_invalidate_display,
|
|
.gfx_update = blizzard_update_display,
|
|
};
|
|
|
|
void *s1d13745_init(qemu_irq gpio_int)
|
|
{
|
|
BlizzardState *s = (BlizzardState *) g_malloc0(sizeof(*s));
|
|
DisplaySurface *surface;
|
|
|
|
s->fb = g_malloc(0x180000);
|
|
|
|
s->con = graphic_console_init(NULL, 0, &blizzard_ops, s);
|
|
surface = qemu_console_surface(s->con);
|
|
|
|
assert(surface_bits_per_pixel(surface) == 32);
|
|
|
|
s->line_fn_tab[0] = blizzard_draw_fn_32;
|
|
s->line_fn_tab[1] = blizzard_draw_fn_r_32;
|
|
|
|
blizzard_reset(s);
|
|
|
|
return s;
|
|
}
|