@@ -346,7 +346,7 @@ obj-arm-y += versatile_pci.o
obj-arm-y += realview_gic.o realview.o arm_sysctl.o arm11mpcore.o a9mpcore.o
obj-arm-y += exynos4210.o exynos4210_cmu.o exynos4210_uart.o exynos4210_gic.o \
exynos4210_combiner.o exynos4210_pwm.o exynos4210_mct.o \
- exynos4210_sdhc.o
+ exynos4210_sdhc.o exynos4210_fimd.o
obj-arm-y += armv7m.o armv7m_nvic.o stellaris.o pl022.o stellaris_enet.o
obj-arm-y += pl061.o
obj-arm-y += arm-semi.o
@@ -101,6 +101,10 @@
#define EXYNOS4210_SDHC2_BASE_ADDR 0x12530000
#define EXYNOS4210_SDHC3_BASE_ADDR 0x12540000
+/* Display controllers (FIMD) */
+#define EXYNOS4210_FIMD0_BASE_ADDR 0x11C00000
+#define EXYNOS4210_FIMD1_BASE_ADDR 0x12000000
+
/* Secondary CPU polling address to get loader start from */
#define EXYNOS4210_SECOND_CPU_BOOTREG 0x10020814
@@ -483,6 +487,13 @@ static void exynos4210_init(ram_addr_t ram_size,
}
}
+ /*** Display controller (FIMD) ***/
+ sysbus_create_varargs("exynos4210.fimd", EXYNOS4210_FIMD0_BASE_ADDR,
+ irq_table[exynos4210_get_irq(11, 0)],
+ irq_table[exynos4210_get_irq(11, 1)],
+ irq_table[exynos4210_get_irq(11, 2)],
+ NULL);
+
/*** Load kernel ***/
exynos4210_binfo.ram_size = ram_size;
new file mode 100644
@@ -0,0 +1,1737 @@
+/*
+ * Samsung exynos4210 Display Controller (FIMD)
+ *
+ * Copyright (c) 2000 - 2011 Samsung Electronics Co., Ltd.
+ * All rights reserved.
+ * Based on LCD controller for Samsung S5PC1xx-based board emulation
+ * by Kirill Batuzov <batuzovk@ispras.ru>
+ *
+ * Contributed by Mitsyanko Igor <i.mitsyanko@samsung.com>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2 of the License, or (at your
+ * option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+ * See the GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc., 51
+ * Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#include "qemu-common.h"
+#include "cpu-all.h"
+#include "sysbus.h"
+#include "console.h"
+#include "pixel_ops.h"
+
+/* Debug messages configuration */
+#define EXY_FIMD_DEBUG 0
+#define EXY_FIMD_MODE_TRACE 0
+
+#if EXY_FIMD_DEBUG == 0
+ #define DPRINT_L1(fmt, args...) do { } while (0)
+ #define DPRINT_L2(fmt, args...) do { } while (0)
+ #define DPRINT_ERROR(fmt, args...) do { } while (0)
+#elif EXY_FIMD_DEBUG == 1
+ #define DPRINT_L1(fmt, args...) \
+ do {fprintf(stderr, "QEMU FIMD: "fmt, ## args); } while (0)
+ #define DPRINT_L2(fmt, args...) do { } while (0)
+ #define DPRINT_ERROR(fmt, args...) \
+ do {fprintf(stderr, "QEMU FIMD ERROR: "fmt, ## args); } while (0)
+#else
+ #define DPRINT_L1(fmt, args...) \
+ do {fprintf(stderr, "QEMU FIMD: "fmt, ## args); } while (0)
+ #define DPRINT_L2(fmt, args...) \
+ do {fprintf(stderr, "QEMU FIMD: "fmt, ## args); } while (0)
+ #define DPRINT_ERROR(fmt, args...) \
+ do {fprintf(stderr, "QEMU FIMD ERROR: "fmt, ## args); } while (0)
+#endif
+
+#if EXY_FIMD_MODE_TRACE == 0
+ #define DPRINT_TRACE(fmt, args...) do { } while (0)
+#else
+ #define DPRINT_TRACE(fmt, args...) \
+ do {fprintf(stderr, "QEMU FIMD: "fmt, ## args); } while (0)
+#endif
+
+#define NUM_OF_WINDOWS 5
+#define FIMD_REGS_SIZE 0x4114
+
+/* Video main control registers */
+#define FIMD_VIDCON0 0x0000
+#define FIMD_VIDCON1 0x0004
+#define FIMD_VIDCON2 0x0008
+#define FIMD_VIDCON3 0x000C
+#define FIMD_VIDCON0_ENVID_F (1 << 0)
+#define FIMD_VIDCON0_ENVID (1 << 1)
+#define FIMD_VIDCON0_ENVID_MASK ((1 << 0) | (1 << 1))
+#define FIMD_VIDCON1_ROMASK 0x07FFE000
+
+/* Video time control registers */
+#define FIMD_VIDTCON_START 0x10
+#define FIMD_VIDTCON_END 0x1C
+#define FIMD_VIDTCON2_SIZE_MASK 0x07FF
+#define FIMD_VIDTCON2_HOR_SHIFT 0
+#define FIMD_VIDTCON2_VER_SHIFT 11
+
+/* Window control registers */
+#define FIMD_WINCON_START 0x0020
+#define FIMD_WINCON_END 0x0030
+#define FIMD_WINCON_ROMASK 0x82200000
+#define FIMD_WINCON_ENWIN (1 << 0)
+#define FIMD_WINCON_BLD_PIX (1 << 6)
+#define FIMD_WINCON_ALPHA_MUL (1 << 7)
+#define FIMD_WINCON_ALPHA_SEL (1 << 1)
+#define FIMD_WINCON_SWAP 0x078000
+#define FIMD_WINCON_SWAP_SHIFT 15
+#define FIMD_WINCON_SWAP_WORD 0x1
+#define FIMD_WINCON_SWAP_HWORD 0x2
+#define FIMD_WINCON_SWAP_BYTE 0x4
+#define FIMD_WINCON_SWAP_BITS 0x8
+#define FIMD_WINCON_BUFSTATUS_L (1 << 21)
+#define FIMD_WINCON_BUFSTATUS_H (1 << 31)
+#define FIMD_WINCON_BUFSTATUS ((1 << 21) | (1 << 31))
+#define FIMD_WINCON_BUF0_STAT ((0 << 21) | (0 << 31))
+#define FIMD_WINCON_BUF1_STAT ((1 << 21) | (0 << 31))
+#define FIMD_WINCON_BUF2_STAT ((0 << 21) | (1 << 31))
+#define FIMD_WINCON_BUFSELECT ((1 << 20) | (1 << 30))
+#define FIMD_WINCON_BUF0_SEL ((0 << 20) | (0 << 30))
+#define FIMD_WINCON_BUF1_SEL ((1 << 20) | (0 << 30))
+#define FIMD_WINCON_BUF2_SEL ((0 << 20) | (1 << 30))
+#define FIMD_WINCON_BUFMODE (1 << 14)
+#define IS_PALETTIZED_MODE(w) (w->wincon & 0xC)
+#define WIN_BPP_MODE(w) ((w->wincon >> 2) & 0xF)
+
+/* Shadow control register */
+#define FIMD_SHADOWCON 0x0034
+#define FIMD_WIN_NOT_PROTECTED(s, w) (!(s->shadowcon & (1 << (10 + (w)))))
+/* Channel mapping control register */
+#define FIMD_WINCHMAP 0x003C
+
+/* Window position control registers */
+#define FIMD_VIDOSD_START 0x0040
+#define FIMD_VIDOSD_END 0x0088
+#define FIMD_VIDOSD_COORD_MASK 0x07FF
+#define FIMD_VIDOSD_HOR_SHIFT 11
+#define FIMD_VIDOSD_VER_SHIFT 0
+#define FIMD_VIDOSD_ALPHA_AEN0 0xFFF000
+#define FIMD_VIDOSD_AEN0_SHIFT 12
+#define FIMD_VIDOSD_ALPHA_AEN1 0x000FFF
+
+/* Frame buffer address registers */
+#define FIMD_VIDWADD0_START 0x0A0
+#define FIMD_VIDWADD0_END 0x0C4
+#define FIMD_VIDWADD1_START 0x0D0
+#define FIMD_VIDWADD1_END 0x0F4
+#define FIMD_VIDWADD2_START 0x100
+#define FIMD_VIDWADD2_END 0x110
+#define FIMD_VIDWADD2_PAGEWIDTH 0x1FFF
+#define FIMD_VIDWADD2_OFFSIZE 0x1FFF
+#define FIMD_VIDWADD2_OFFSIZE_SHIFT 13
+
+/* Video interrupt control registers */
+#define FIMD_VIDINTCON0 0x130
+#define FIMD_VIDINTCON1 0x134
+
+/* Window color key registers */
+#define FIMD_WKEYCON_START 0x140
+#define FIMD_WKEYCON_END 0x15C
+#define FIMD_WKEYCON0_COMPKEY 0x00FFFFFF
+#define FIMD_WKEYCON0_CTL_SHIFT 24
+#define FIMD_WKEYCON0_DIRCON (1 << 24)
+#define FIMD_WKEYCON0_KEYEN (1 << 25)
+#define FIMD_WKEYCON0_KEYBLEN (1 << 26)
+/* Window color key alpha control register */
+#define FIMD_WKEYALPHA_START 0x160
+#define FIMD_WKEYALPHA_END 0x16C
+
+/* Dithering control register */
+#define FIMD_DITHMODE 0x170
+
+/* Window alpha control registers */
+#define FIMD_VIDALPHA_ALPHA_LOWER 0x000F0F0F
+#define FIMD_VIDALPHA_ALPHA_UPPER 0x00F0F0F0
+#define FIMD_VIDWALPHA_START 0x21C
+#define FIMD_VIDWALPHA_END 0x240
+
+/* Window color map registers */
+#define FIMD_WINMAP_START 0x180
+#define FIMD_WINMAP_END 0x190
+#define FIMD_WINMAP_EN (1 << 24)
+#define FIMD_WINMAP_COLOR_MASK 0x00FFFFFF
+
+/* Window palette control registers */
+#define FIMD_WPALCON_HIGH 0x019C
+#define FIMD_WPALCON_LOW 0x01A0
+#define FIMD_WPALCON_UPDATEEN (1 << 9)
+#define FIMD_WPAL_W0PAL_L 0x07
+#define FIMD_WPAL_W0PAL_L_SHT 0
+#define FIMD_WPAL_W1PAL_L 0x07
+#define FIMD_WPAL_W1PAL_L_SHT 3
+#define FIMD_WPAL_W2PAL_L 0x01
+#define FIMD_WPAL_W2PAL_L_SHT 6
+#define FIMD_WPAL_W2PAL_H 0x06
+#define FIMD_WPAL_W2PAL_H_SHT 8
+#define FIMD_WPAL_W3PAL_L 0x01
+#define FIMD_WPAL_W3PAL_L_SHT 7
+#define FIMD_WPAL_W3PAL_H 0x06
+#define FIMD_WPAL_W3PAL_H_SHT 12
+#define FIMD_WPAL_W4PAL_L 0x01
+#define FIMD_WPAL_W4PAL_L_SHT 8
+#define FIMD_WPAL_W4PAL_H 0x06
+#define FIMD_WPAL_W4PAL_H_SHT 16
+
+/* Trigger control registers */
+#define FIMD_TRIGCON 0x01A4
+#define FIMD_TRIGCON_ROMASK 0x00000004
+
+/* LCD I80 Interface Control */
+#define FIMD_I80IFCON_START 0x01B0
+#define FIMD_I80IFCON_END 0x01BC
+/* Color gain control register */
+#define FIMD_COLORGAINCON 0x01C0
+/* LCD i80 Interface Command Control */
+#define FIMD_LDI_CMDCON0 0x01D0
+#define FIMD_LDI_CMDCON1 0x01D4
+/* I80 System Interface Manual Command Control */
+#define FIMD_SIFCCON0 0x01E0
+#define FIMD_SIFCCON2 0x01E8
+
+/* Hue Control Registers */
+#define FIMD_HUECOEFCR_START 0x01EC
+#define FIMD_HUECOEFCR_END 0x01F4
+#define FIMD_HUECOEFCB_START 0x01FC
+#define FIMD_HUECOEFCB_END 0x0208
+#define FIMD_HUEOFFSET 0x020C
+
+/* Video interrupt control registers */
+#define FIMD_VIDINT_INTFIFOPEND (1 << 0)
+#define FIMD_VIDINT_INTFRMPEND (1 << 1)
+#define FIMD_VIDINT_INTI80PEND (1 << 2)
+#define FIMD_VIDINT_INTEN (1 << 0)
+#define FIMD_VIDINT_INTFIFOEN (1 << 1)
+#define FIMD_VIDINT_INTFRMEN (1 << 12)
+#define FIMD_VIDINT_I80IFDONE (1 << 17)
+
+/* Window blend equation control registers */
+#define FIMD_BLENDEQ_START 0x0244
+#define FIMD_BLENDEQ_END 0x0250
+#define FIMD_BLENDCON 0x0260
+#define FIMD_ALPHA_8BIT (1 << 0)
+#define FIMD_BLENDEQ_COEF_MASK 0xF
+
+/* Window RTQOS Control Registers */
+#define FIMD_WRTQOSCON_START 0x0264
+#define FIMD_WRTQOSCON_END 0x0274
+
+/* LCD I80 Interface Command */
+#define FIMD_I80IFCMD_START 0x0280
+#define FIMD_I80IFCMD_END 0x02AC
+
+/* Shadow windows control registers */
+#define FIMD_SHD_ADD0_START 0x40A0
+#define FIMD_SHD_ADD0_END 0x40C0
+#define FIMD_SHD_ADD1_START 0x40D0
+#define FIMD_SHD_ADD1_END 0x40F0
+#define FIMD_SHD_ADD2_START 0x4100
+#define FIMD_SHD_ADD2_END 0x4110
+
+/* Palette memory */
+#define FIMD_PAL_MEM_START 0x2400
+#define FIMD_PAL_MEM_END 0x37FC
+/* Palette memory aliases for windows 0 and 1 */
+#define FIMD_PALMEM_AL_START 0x0400
+#define FIMD_PALMEM_AL_END 0x0BFC
+
+typedef struct {
+ uint8_t r, g, b;
+ /* D[31..24]dummy, D[23..16]rAlpha, D[15..8]gAlpha, D[7..0]bAlpha */
+ uint32_t a;
+} rgba;
+#define RGBA_SIZE 7
+
+typedef void pixel_to_rgb_func(uint32_t pixel, rgba *p);
+typedef struct Exynos4210fimdWindow Exynos4210fimdWindow;
+
+struct Exynos4210fimdWindow {
+ uint32_t wincon; /* Window control register */
+ uint32_t buf_start[3]; /* Start address for video frame buffer */
+ uint32_t buf_end[3]; /* End address for video frame buffer */
+ uint32_t keycon[2]; /* Window color key registers */
+ uint32_t keyalpha; /* Color key alpha control register */
+ uint32_t winmap; /* Window color map register */
+ uint32_t blendeq; /* Window blending equation control register */
+ uint32_t rtqoscon; /* Window RTQOS Control Registers */
+ uint32_t palette[256]; /* Palette RAM */
+ uint32_t shadow_buf_start; /* Start address of shadow frame buffer */
+ uint32_t shadow_buf_end; /* End address of shadow frame buffer */
+ uint32_t shadow_buf_size; /* Virtual shadow screen width */
+
+ pixel_to_rgb_func *pixel_to_rgb;
+ void (*draw_line)(Exynos4210fimdWindow *w, uint8_t *src, uint8_t *dst,
+ Exynos4210fimdWindow *w_blend);
+ uint16_t lefttop_x, lefttop_y; /* VIDOSD0 register */
+ uint16_t rightbot_x, rightbot_y; /* VIDOSD1 register */
+ uint32_t osdsize; /* VIDOSD2&3 register */
+ uint32_t alpha_val[2]; /* VIDOSD2&3, VIDWALPHA registers */
+ uint16_t virtpage_width; /* VIDWADD2 register */
+ uint16_t virtpage_offsize; /* VIDWADD2 register */
+ bool alpha_8bit; /* BLENDCON register: alpha 4 or 8 bit */
+ uint8_t pal_format; /* Window palette format index */
+};
+
+typedef struct {
+ SysBusDevice busdev;
+ MemoryRegion iomem;
+ DisplayState *console;
+ qemu_irq irq[3];
+
+ uint32_t vidcon[4]; /* Video main control registers 0-3 */
+ uint32_t vidtcon[4]; /* Video time control registers 0-3 */
+ uint32_t shadowcon; /* Window shadow control register */
+ uint32_t winchmap; /* Channel mapping control register */
+ uint32_t vidintcon[2]; /* Video interrupt control registers */
+ uint32_t dithmode; /* Dithering control register */
+ uint32_t wpalcon[2]; /* Window palette control registers */
+ uint32_t trigcon; /* Trigger control register */
+ uint32_t i80ifcon[4]; /* I80 interface control registers */
+ uint32_t colorgaincon; /* Color gain control register */
+ uint32_t ldi_cmdcon[2]; /* LCD I80 interface command control */
+ uint32_t sifccon[3]; /* I80 System Interface Manual Command Control */
+ uint32_t huecoef_cr[4]; /* Hue control registers */
+ uint32_t huecoef_cb[4]; /* Hue control registers */
+ uint32_t hueoffset; /* Hue offset control register */
+/* blendcon Blend equation control register substituted by window.alpha_8bit */
+ uint32_t i80ifcmd[12]; /* LCD I80 Interface Command */
+
+ Exynos4210fimdWindow window[5]; /* Window-specific registers */
+ uint8_t *ifb; /* Internal frame buffer */
+ bool invalidate; /* Image needs to be redrawn */
+ bool enabled; /* Display controller is enabled */
+} Exynos4210fimdState;
+
+/* Perform byte/halfword/word swap of data according to WINCON */
+static inline void fimd_swap_data(unsigned int swap_ctl, uint64_t *data)
+{
+ int i;
+ uint64_t res;
+ uint64_t x = *data;
+
+ if (swap_ctl & FIMD_WINCON_SWAP_BITS) {
+ res = 0;
+ for (i = 0; i < 64; i++) {
+ if (x & (1ULL << (64 - i))) {
+ res |= (1ULL << i);
+ }
+ }
+ x = res;
+ }
+ if (swap_ctl & FIMD_WINCON_SWAP_BYTE) {
+ x = ((x & 0x00000000000000FFULL) << 56) |
+ ((x & 0x000000000000FF00ULL) << 40) |
+ ((x & 0x0000000000FF0000ULL) << 24) |
+ ((x & 0x00000000FF000000ULL) << 8) |
+ ((x & 0x000000FF00000000ULL) >> 8) |
+ ((x & 0x0000FF0000000000ULL) >> 24) |
+ ((x & 0x00FF000000000000ULL) >> 40) |
+ ((x & 0xFF00000000000000ULL) >> 56);
+ }
+ if (swap_ctl & FIMD_WINCON_SWAP_HWORD) {
+ x = ((x & 0x000000000000FFFFULL) << 48) |
+ ((x & 0x00000000FFFF0000ULL) << 16) |
+ ((x & 0x0000FFFF00000000ULL) >> 16) |
+ ((x & 0xFFFF000000000000ULL) >> 48);
+ }
+ if (swap_ctl & FIMD_WINCON_SWAP_WORD) {
+ x = ((x & 0x00000000FFFFFFFFULL) << 32) |
+ ((x & 0xFFFFFFFF00000000ULL) >> 32);
+ }
+
+ *data = x;
+}
+
+/* Conversion routines of Pixel data from frame buffer area to internal RGBA
+ * pixel representation.
+ * Every color component internally represented as 8-bit value. If original
+ * data has less than 8 bit for component, data is extended to 8 bit. For
+ * example, if blue component has only two possible values 0 and 1 it will be
+ * extended to 0 and 0xFF */
+
+/* One bit for alpha representation */
+#define DEF_PIXEL_TO_RGB_A1(N, R, G, B) \
+static void N(uint32_t pixel, rgba *p) \
+{ \
+ p->b = ((pixel & ((1 << (B)) - 1)) << (8 - (B))) | \
+ ((pixel >> (2 * (B) - 8)) & ((1 << (8 - (B))) - 1)); \
+ pixel >>= (B); \
+ p->g = (pixel & ((1 << (G)) - 1)) << (8 - (G)) | \
+ ((pixel >> (2 * (G) - 8)) & ((1 << (8 - (G))) - 1)); \
+ pixel >>= (G); \
+ p->r = (pixel & ((1 << (R)) - 1)) << (8 - (R)) | \
+ ((pixel >> (2 * (R) - 8)) & ((1 << (8 - (R))) - 1)); \
+ pixel >>= (R); \
+ p->a = (pixel & 0x1); \
+}
+
+DEF_PIXEL_TO_RGB_A1(pixel_a444_to_rgb, 4, 4, 4)
+DEF_PIXEL_TO_RGB_A1(pixel_a555_to_rgb, 5, 5, 5)
+DEF_PIXEL_TO_RGB_A1(pixel_a666_to_rgb, 6, 6, 6)
+DEF_PIXEL_TO_RGB_A1(pixel_a665_to_rgb, 6, 6, 5)
+DEF_PIXEL_TO_RGB_A1(pixel_a888_to_rgb, 8, 8, 8)
+DEF_PIXEL_TO_RGB_A1(pixel_a887_to_rgb, 8, 8, 7)
+
+/* Alpha component is always zero */
+#define DEF_PIXEL_TO_RGB_A0(N, R, G, B) \
+static void N(uint32_t pixel, rgba *p) \
+{ \
+ p->b = ((pixel & ((1 << (B)) - 1)) << (8 - (B))) | \
+ ((pixel >> (2 * (B) - 8)) & ((1 << (8 - (B))) - 1)); \
+ pixel >>= (B); \
+ p->g = (pixel & ((1 << (G)) - 1)) << (8 - (G)) | \
+ ((pixel >> (2 * (G) - 8)) & ((1 << (8 - (G))) - 1)); \
+ pixel >>= (G); \
+ p->r = (pixel & ((1 << (R)) - 1)) << (8 - (R)) | \
+ ((pixel >> (2 * (R) - 8)) & ((1 << (8 - (R))) - 1)); \
+ p->a = 0x0; \
+}
+
+DEF_PIXEL_TO_RGB_A0(pixel_565_to_rgb, 5, 6, 5)
+DEF_PIXEL_TO_RGB_A0(pixel_555_to_rgb, 5, 5, 5)
+DEF_PIXEL_TO_RGB_A0(pixel_666_to_rgb, 6, 6, 6)
+DEF_PIXEL_TO_RGB_A0(pixel_888_to_rgb, 8, 8, 8)
+
+/* Alpha component has some meaningful value */
+#define DEF_PIXEL_TO_RGB_A(N, R, G, B, A) \
+static void N(uint32_t pixel, rgba *p) \
+{ \
+ p->b = ((pixel & ((1 << (B)) - 1)) << (8 - (B))) | \
+ ((pixel >> (2 * (B) - 8)) & ((1 << (8 - (B))) - 1)); \
+ pixel >>= (B); \
+ p->g = (pixel & ((1 << (G)) - 1)) << (8 - (G)) | \
+ ((pixel >> (2 * (G) - 8)) & ((1 << (8 - (G))) - 1)); \
+ pixel >>= (G); \
+ p->r = (pixel & ((1 << (R)) - 1)) << (8 - (R)) | \
+ ((pixel >> (2 * (R) - 8)) & ((1 << (8 - (R))) - 1)); \
+ pixel >>= (R); \
+ p->a = (pixel & ((1 << (A)) - 1)) << (8 - (A)) | \
+ ((pixel >> (2 * (A) - 8)) & ((1 << (8 - (A))) - 1)); \
+ p->a = p->a | (p->a << 8) | (p->a << 16); \
+}
+
+DEF_PIXEL_TO_RGB_A(pixel_4444_to_rgb, 4, 4, 4, 4)
+DEF_PIXEL_TO_RGB_A(pixel_8888_to_rgb, 8, 8, 8, 8)
+
+/* Lookup table to extent 2-bit color component to 8 bit */
+static const uint8_t pixel_lutable_2b[4] = {
+ 0x0, 0x55, 0xAA, 0xFF
+};
+/* Lookup table to extent 3-bit color component to 8 bit */
+static const uint8_t pixel_lutable_3b[8] = {
+ 0x0, 0x24, 0x49, 0x6D, 0x92, 0xB6, 0xDB, 0xFF
+};
+/* Special case for a232 bpp mode */
+static void pixel_a232_to_rgb(uint32_t pixel, rgba *p)
+{
+ p->b = pixel_lutable_2b[(pixel & 0x3)];
+ pixel >>= 2;
+ p->g = pixel_lutable_3b[(pixel & 0x7)];
+ pixel >>= 3;
+ p->r = pixel_lutable_2b[(pixel & 0x3)];
+ pixel >>= 2;
+ p->a = (pixel & 0x1);
+}
+
+/* Special case for (5+1, 5+1, 5+1) mode. Data bit 15 is common LSB
+ * for all three color components */
+static void pixel_1555_to_rgb(uint32_t pixel, rgba *p)
+{
+ uint8_t comm = (pixel >> 15) & 1;
+ p->b = ((((pixel & 0x1F) << 1) | comm) << 2) | ((pixel >> 3) & 0x3);
+ pixel >>= 5;
+ p->g = ((((pixel & 0x1F) << 1) | comm) << 2) | ((pixel >> 3) & 0x3);
+ pixel >>= 5;
+ p->r = ((((pixel & 0x1F) << 1) | comm) << 2) | ((pixel >> 3) & 0x3);
+ p->a = 0x0;
+}
+
+/* Put/get pixel to/from internal LCD Controller framebuffer */
+
+static int put_pixel_ifb(const rgba p, uint8_t *d)
+{
+ *(uint8_t *)d++ = p.r;
+ *(uint8_t *)d++ = p.g;
+ *(uint8_t *)d++ = p.b;
+ *(uint32_t *)d = p.a;
+ return RGBA_SIZE;
+}
+
+static int get_pixel_ifb(const uint8_t *s, rgba *p)
+{
+ p->r = *(uint8_t *)s++;
+ p->g = *(uint8_t *)s++;
+ p->b = *(uint8_t *)s++;
+ p->a = (*(uint32_t *)s) & 0x00FFFFFF;
+ return RGBA_SIZE;
+}
+#define FIMD_1_MINUS_COLOR(x) \
+ ((0xFF - ((x) & 0xFF)) | (0xFF00 - ((x) & 0xFF00)) | \
+ (0xFF0000 - ((x) & 0xFF0000)))
+#define EXTEND_LOWER_HALFBYTE(x) (((x) & 0xF0F0F) | (((x) << 4) & 0xF0F0F0))
+#define EXTEND_UPPER_HALFBYTE(x) (((x) & 0xF0F0F0) | (((x) >> 4) & 0xF0F0F))
+
+/* Multiply three lower bytes of two 32-bit words with each other.
+ * Each byte with values 0-255 is considered as a number with possible values
+ * in a range [0 - 1] */
+static inline uint32_t fimd_mult_each_byte(uint32_t a, uint32_t b)
+{
+ uint32_t tmp;
+ uint32_t ret;
+
+ ret = ((tmp = (((a & 0xFF) * (b & 0xFF)) / 0xFF)) > 0xFF) ? 0xFF : tmp;
+ ret |= ((tmp = ((((a >> 8) & 0xFF) * ((b >> 8) & 0xFF)) / 0xFF)) > 0xFF) ?
+ 0xFF00 : tmp << 8;
+ ret |= ((tmp = ((((a >> 16) & 0xFF) * ((b >> 16) & 0xFF)) / 0xFF)) > 0xFF) ?
+ 0xFF0000 : tmp << 16;
+ return ret;
+}
+
+/* For each corresponding bytes of two 32-bit words: (a*b + c*d)
+ * Byte values 0-255 are mapped to a range [0 .. 1] */
+static inline uint32_t
+fimd_mult_and_sum_each_byte(uint32_t a, uint32_t b, uint32_t c, uint32_t d)
+{
+ uint32_t tmp;
+ uint32_t ret;
+
+ ret = ((tmp = (((a & 0xFF) * (b & 0xFF) + (c & 0xFF) * (d & 0xFF)) / 0xFF))
+ > 0xFF) ? 0xFF : tmp;
+ ret |= ((tmp = ((((a >> 8) & 0xFF) * ((b >> 8) & 0xFF) + ((c >> 8) & 0xFF) *
+ ((d >> 8) & 0xFF)) / 0xFF)) > 0xFF) ? 0xFF00 : tmp << 8;
+ ret |= ((tmp = ((((a >> 16) & 0xFF) * ((b >> 16) & 0xFF) +
+ ((c >> 16) & 0xFF) * ((d >> 16) & 0xFF)) / 0xFF)) > 0xFF) ?
+ 0xFF0000 : tmp << 16;
+ return ret;
+}
+
+/* Updates currently active alpha value for 3 color components combined
+ * in 32-bit word:
+ * D[31..24]dummy, D[23..16]rAlpha, D[15..8]gAlpha, D[7..0]bAlpha */
+static inline uint32_t fimd_get_alpha(Exynos4210fimdWindow *w, rgba pix)
+{
+ uint32_t ret;
+
+ if (w->wincon & FIMD_WINCON_BLD_PIX) {
+ if ((w->wincon & FIMD_WINCON_ALPHA_SEL) &&
+ (WIN_BPP_MODE(w) == 0xD || WIN_BPP_MODE(w) == 0xE)) {
+ /* In this case, alpha component contains meaningful value */
+ ret = w->alpha_8bit ? pix.a : EXTEND_LOWER_HALFBYTE(pix.a);
+ if (w->wincon & FIMD_WINCON_ALPHA_MUL) {
+ uint32_t mult = w->alpha_val[0];
+ if (w->alpha_8bit == false) {
+ mult = EXTEND_UPPER_HALFBYTE(mult);
+ }
+ ret = fimd_mult_each_byte(ret, mult);
+ }
+ return ret;
+ } else {
+ if (IS_PALETTIZED_MODE(w) && (w->pal_format == 7)) {
+ /* Alpha component has 8-bit numeric value */
+ ret = pix.a;
+ } else {
+ /* Alpha has only two possible values (AEN) */
+ ret = w->alpha_val[pix.a];
+ }
+ }
+ } else {
+ ret = w->alpha_val[(w->wincon & FIMD_WINCON_ALPHA_SEL) ? 1 : 0];
+ }
+
+ if (w->alpha_8bit == false) {
+ ret = EXTEND_UPPER_HALFBYTE(ret);
+ }
+ return ret;
+}
+
+/* Blends current window's (w) pixel (foreground pixel *ret) with background
+ * window (w_blend) pixel p_bg according to formula:
+ * NEW_COLOR = a_coef x FG_PIXEL_COLOR + b_coef x BG_PIXEL_COLOR
+ * NEW_ALPHA = p_coef x FG_ALPHA + q_coef x BG_ALPHA
+ */
+static void exynos4210_fimd_blend_pixel(Exynos4210fimdWindow *w,
+ Exynos4210fimdWindow *w_blend, rgba p_bg, rgba *ret)
+{
+ rgba p_fg = *ret;
+ uint32_t bg_color = ((p_bg.r & 0xFF) << 16) | ((p_bg.g & 0xFF) << 8) |
+ (p_bg.b & 0xFF);
+ uint32_t fg_color = ((p_fg.r & 0xFF) << 16) | ((p_fg.g & 0xFF) << 8) |
+ (p_fg.b & 0xFF);
+ uint32_t alpha_fg, alpha_bg;
+ int i;
+ /* It is possible that blending equation parameters a and b do not
+ * depend on window BLENEQ register. Account for this with first_coef */
+ enum { A_COEF = 0, B_COEF = 1, P_COEF = 2, Q_COEF = 3, COEF_NUM = 4};
+ uint32_t first_coef = A_COEF;
+ uint32_t blend_param[COEF_NUM];
+
+ if (w->keycon[0] & FIMD_WKEYCON0_KEYEN) {
+ uint32_t colorkey = (w->keycon[1] &
+ ~(w->keycon[0] & FIMD_WKEYCON0_COMPKEY)) & FIMD_WKEYCON0_COMPKEY;
+
+ if ((w->keycon[0] & FIMD_WKEYCON0_DIRCON) &&
+ (bg_color & ~(w->keycon[0] & FIMD_WKEYCON0_COMPKEY)) == colorkey) {
+ /* Foreground pixel is displayed */
+ if (w->keycon[0] & FIMD_WKEYCON0_KEYBLEN) {
+ alpha_fg = w->keyalpha;
+ alpha_bg = w_blend->keyalpha;
+ blend_param[A_COEF] = alpha_fg;
+ blend_param[B_COEF] = FIMD_1_MINUS_COLOR(alpha_fg);
+ } else {
+ alpha_fg = 0;
+ alpha_bg = 0;
+ blend_param[A_COEF] = 0xFFFFFF;
+ blend_param[B_COEF] = 0x0;
+ }
+ first_coef = P_COEF;
+ } else if ((w->keycon[0] & FIMD_WKEYCON0_DIRCON) == 0 &&
+ (fg_color & ~(w->keycon[0] & FIMD_WKEYCON0_COMPKEY)) == colorkey) {
+ /* Background pixel is displayed */
+ if (w->keycon[0] & FIMD_WKEYCON0_KEYBLEN) {
+ alpha_fg = w->keyalpha;
+ alpha_bg = w_blend->keyalpha;
+ blend_param[A_COEF] = alpha_fg;
+ blend_param[B_COEF] = FIMD_1_MINUS_COLOR(alpha_fg);
+ } else {
+ alpha_fg = 0;
+ alpha_bg = 0;
+ blend_param[A_COEF] = 0x0;
+ blend_param[B_COEF] = 0xFFFFFF;
+ }
+ first_coef = P_COEF;
+ } else {
+ alpha_fg = fimd_get_alpha(w, p_fg);
+ alpha_bg = fimd_get_alpha(w_blend, p_bg);
+ /* Depend on window BLENDEQ register */
+ }
+ } else {
+ alpha_fg = fimd_get_alpha(w, p_fg);
+ alpha_bg = fimd_get_alpha(w_blend, p_bg);
+ /* Depend on window BLENDEQ register */
+ }
+
+ for (i = first_coef; i < COEF_NUM; i++) {
+ switch ((w->blendeq >> i * 6) & FIMD_BLENDEQ_COEF_MASK) {
+ case 0:
+ blend_param[i] = 0;
+ break;
+ case 1:
+ blend_param[i] = 0xFFFFFF;
+ break;
+ case 2:
+ blend_param[i] = alpha_fg;
+ break;
+ case 3:
+ blend_param[i] = FIMD_1_MINUS_COLOR(alpha_fg);
+ break;
+ case 4:
+ blend_param[i] = alpha_bg;
+ break;
+ case 5:
+ blend_param[i] = FIMD_1_MINUS_COLOR(alpha_bg);
+ break;
+ case 6:
+ blend_param[i] = w->alpha_val[0];
+ break;
+ case 10:
+ blend_param[i] = fg_color;
+ break;
+ case 11:
+ blend_param[i] = FIMD_1_MINUS_COLOR(fg_color);
+ break;
+ case 12:
+ blend_param[i] = bg_color;
+ break;
+ case 13:
+ blend_param[i] = FIMD_1_MINUS_COLOR(bg_color);
+ break;
+ default:
+ hw_error("exynos4210.fimd: blend equation coef illegal value\n");
+ break;
+ }
+ }
+
+ fg_color = fimd_mult_and_sum_each_byte(bg_color, blend_param[B_COEF],
+ fg_color, blend_param[A_COEF]);
+ ret->b = fg_color & 0xFF;
+ fg_color >>= 8;
+ ret->g = fg_color & 0xFF;
+ fg_color >>= 8;
+ ret->r = fg_color & 0xFF;
+ ret->a = fimd_mult_and_sum_each_byte(alpha_fg, blend_param[P_COEF],
+ alpha_bg, blend_param[Q_COEF]);
+}
+
+/* These routines read data from video frame buffer in system RAM, convert
+ * this data to display controller internal representation, if necessary,
+ * perform pixel blending with data, currently presented in internal buffer.
+ * Result is stored in display controller internal frame buffer. */
+
+/* Draw line with index in palette table in RAM frame buffer data */
+#define DEF_DRAW_LINE_PALLETE(N) \
+static void glue(draw_line_palette_, N)(Exynos4210fimdWindow *w, uint8_t *src, \
+ uint8_t *dst, Exynos4210fimdWindow *w_blend) \
+{ \
+ int width = w->rightbot_x - w->lefttop_x + 1; \
+ uint8_t *ifb = dst; \
+ uint8_t swap = (w->wincon & FIMD_WINCON_SWAP) >> FIMD_WINCON_SWAP_SHIFT; \
+ uint64_t data; \
+ rgba p, p_old; \
+ int i; \
+ do { \
+ data = ldq_raw((void *)src); \
+ src += 8; \
+ fimd_swap_data(swap, &data); \
+ for (i = (64 / (N) - 1); i >= 0; i--) { \
+ w->pixel_to_rgb(w->palette[(data >> ((N) * i)) & \
+ ((1ULL << (N)) - 1)], &p); \
+ if (w_blend != NULL) { \
+ ifb += get_pixel_ifb(ifb, &p_old); \
+ exynos4210_fimd_blend_pixel(w, w_blend, p_old, &p); \
+ } \
+ dst += put_pixel_ifb(p, dst); \
+ } \
+ width -= (64 / (N)); \
+ } while (width > 0); \
+}
+
+/* Draw line with direct color value in RAM frame buffer data */
+#define DEF_DRAW_LINE_NOPALLETE(N) \
+static void glue(draw_line_, N)(Exynos4210fimdWindow *w, uint8_t *src, \
+ uint8_t *dst, Exynos4210fimdWindow *w_blend) \
+{ \
+ int width = w->rightbot_x - w->lefttop_x + 1; \
+ uint8_t *ifb = dst; \
+ uint8_t swap = (w->wincon & FIMD_WINCON_SWAP) >> FIMD_WINCON_SWAP_SHIFT; \
+ uint64_t data; \
+ rgba p, p_old; \
+ int i; \
+ do { \
+ data = ldq_raw((void *)src); \
+ src += 8; \
+ fimd_swap_data(swap, &data); \
+ for (i = (64 / (N) - 1); i >= 0; i--) { \
+ w->pixel_to_rgb((data >> ((N) * i)) & ((1ULL << (N)) - 1), &p); \
+ if (w_blend != NULL) { \
+ ifb += get_pixel_ifb(ifb, &p_old); \
+ exynos4210_fimd_blend_pixel(w, w_blend, p_old, &p); \
+ } \
+ dst += put_pixel_ifb(p, dst); \
+ } \
+ width -= (64 / (N)); \
+ } while (width > 0); \
+}
+
+DEF_DRAW_LINE_PALLETE(1)
+DEF_DRAW_LINE_PALLETE(2)
+DEF_DRAW_LINE_PALLETE(4)
+DEF_DRAW_LINE_PALLETE(8)
+DEF_DRAW_LINE_NOPALLETE(8) /* 8bpp mode has palette and non-palette versions */
+DEF_DRAW_LINE_NOPALLETE(16)
+DEF_DRAW_LINE_NOPALLETE(32)
+
+/* Special draw line routine for window color map case */
+static void draw_line_mapcolor(Exynos4210fimdWindow *w, uint8_t *src,
+ uint8_t *dst, Exynos4210fimdWindow *w_blend)
+{
+ rgba p, p_old;
+ uint8_t *ifb = dst;
+ int width = w->rightbot_x - w->lefttop_x + 1;
+ uint32_t map_color = w->winmap & FIMD_WINMAP_COLOR_MASK;
+
+ do {
+ pixel_888_to_rgb(map_color, &p);
+ if (w_blend != NULL) {
+ ifb += get_pixel_ifb(ifb, &p_old);
+ exynos4210_fimd_blend_pixel(w, w_blend, p_old, &p);
+ }
+ dst += put_pixel_ifb(p, dst);
+ } while (--width);
+}
+
+/* Write RGB to QEMU's GraphicConsole framebuffer */
+
+static int put_to_qemufb_pixel8(const rgba p, uint8_t *d)
+{
+ uint32_t pixel = rgb_to_pixel8(p.r, p.g, p.b);
+ *(uint8_t *)d = pixel;
+ return 1;
+}
+
+static int put_to_qemufb_pixel15(const rgba p, uint8_t *d)
+{
+ uint32_t pixel = rgb_to_pixel15(p.r, p.g, p.b);
+ *(uint16_t *)d = pixel;
+ return 2;
+}
+
+static int put_to_qemufb_pixel16(const rgba p, uint8_t *d)
+{
+ uint32_t pixel = rgb_to_pixel16(p.r, p.g, p.b);
+ *(uint16_t *)d = pixel;
+ return 2;
+}
+
+static int put_to_qemufb_pixel24(const rgba p, uint8_t *d)
+{
+ uint32_t pixel = rgb_to_pixel24(p.r, p.g, p.b);
+ *(uint8_t *)d++ = (pixel >> 0) & 0xFF;
+ *(uint8_t *)d++ = (pixel >> 8) & 0xFF;
+ *(uint8_t *)d++ = (pixel >> 16) & 0xFF;
+ return 3;
+}
+
+static int put_to_qemufb_pixel32(const rgba p, uint8_t *d)
+{
+ uint32_t pixel = rgb_to_pixel24(p.r, p.g, p.b);
+ *(uint32_t *)d = pixel;
+ return 4;
+}
+
+/* Routine to copy pixel from internal buffer to QEMU buffer */
+static int (*put_pixel_toqemu)(const rgba p, uint8_t *pixel);
+static inline void fimd_update_putpix_qemu(int bpp)
+{
+ switch (bpp) {
+ case 8:
+ put_pixel_toqemu = put_to_qemufb_pixel8;
+ break;
+ case 15:
+ put_pixel_toqemu = put_to_qemufb_pixel15;
+ break;
+ case 16:
+ put_pixel_toqemu = put_to_qemufb_pixel16;
+ break;
+ case 24:
+ put_pixel_toqemu = put_to_qemufb_pixel24;
+ break;
+ case 32:
+ put_pixel_toqemu = put_to_qemufb_pixel32;
+ break;
+ default:
+ hw_error("exynos4210.fimd: unsupported BPP (%d)", bpp);
+ break;
+ }
+}
+
+/* Routine to copy a line from internal frame buffer to QEMU display */
+static void fimd_copy_line_toqemu(int width, uint8_t *src, uint8_t *dst)
+{
+ rgba p;
+
+ do {
+ src += get_pixel_ifb(src, &p);
+ dst += put_pixel_toqemu(p, dst);
+ } while (--width);
+}
+
+static pixel_to_rgb_func *palette_data_format[8] = {
+ [0] = pixel_565_to_rgb,
+ [1] = pixel_a555_to_rgb,
+ [2] = pixel_666_to_rgb,
+ [3] = pixel_a665_to_rgb,
+ [4] = pixel_a666_to_rgb,
+ [5] = pixel_888_to_rgb,
+ [6] = pixel_a888_to_rgb,
+ [7] = pixel_8888_to_rgb
+};
+
+/* Returns Index in palette data formats table for given window number WINDOW */
+static uint32_t
+exynos4210_fimd_palette_format(Exynos4210fimdState *s, int window)
+{
+ uint32_t ret;
+
+ switch (window) {
+ case 0:
+ ret = (s->wpalcon[1] >> FIMD_WPAL_W0PAL_L_SHT) & FIMD_WPAL_W0PAL_L;
+ if (ret != 7) {
+ ret = 6 - ret;
+ }
+ break;
+ case 1:
+ ret = (s->wpalcon[1] >> FIMD_WPAL_W1PAL_L_SHT) & FIMD_WPAL_W1PAL_L;
+ if (ret != 7) {
+ ret = 6 - ret;
+ }
+ break;
+ case 2:
+ ret = ((s->wpalcon[0] >> FIMD_WPAL_W2PAL_H_SHT) & FIMD_WPAL_W2PAL_H) |
+ ((s->wpalcon[1] >> FIMD_WPAL_W2PAL_L_SHT) & FIMD_WPAL_W2PAL_L);
+ break;
+ case 3:
+ ret = ((s->wpalcon[0] >> FIMD_WPAL_W3PAL_H_SHT) & FIMD_WPAL_W3PAL_H) |
+ ((s->wpalcon[1] >> FIMD_WPAL_W3PAL_L_SHT) & FIMD_WPAL_W3PAL_L);
+ break;
+ case 4:
+ ret = ((s->wpalcon[0] >> FIMD_WPAL_W4PAL_H_SHT) & FIMD_WPAL_W4PAL_H) |
+ ((s->wpalcon[1] >> FIMD_WPAL_W4PAL_L_SHT) & FIMD_WPAL_W4PAL_L);
+ break;
+ default:
+ hw_error("exynos4210.fimd: incorrect window number %d\n", window);
+ ret = 0;
+ break;
+ }
+ return ret;
+}
+
+/* Parse BPPMODE_F = WINCON1[5:2] bits */
+static void exynos4210_fimd_update_win_bppmode(Exynos4210fimdState *s, int win)
+{
+ Exynos4210fimdWindow *w = &s->window[win];
+ uint32_t palette_format_idx = exynos4210_fimd_palette_format(s, win);
+ w->pal_format = palette_format_idx;
+
+ if (w->winmap & FIMD_WINMAP_EN) {
+ w->draw_line = draw_line_mapcolor;
+ return;
+ }
+
+ switch (WIN_BPP_MODE(w)) {
+ case 0:
+ w->draw_line = draw_line_palette_1;
+ w->pixel_to_rgb = palette_data_format[palette_format_idx];
+ break;
+ case 1:
+ w->draw_line = draw_line_palette_2;
+ w->pixel_to_rgb = palette_data_format[palette_format_idx];
+ break;
+ case 2:
+ w->draw_line = draw_line_palette_4;
+ w->pixel_to_rgb = palette_data_format[palette_format_idx];
+ break;
+ case 3:
+ w->draw_line = draw_line_palette_8;
+ w->pixel_to_rgb = palette_data_format[palette_format_idx];
+ break;
+ case 4:
+ w->draw_line = draw_line_8;
+ w->pixel_to_rgb = pixel_a232_to_rgb;
+ break;
+ case 5:
+ w->draw_line = draw_line_16;
+ w->pixel_to_rgb = pixel_565_to_rgb;
+ break;
+ case 6:
+ w->draw_line = draw_line_16;
+ w->pixel_to_rgb = pixel_a555_to_rgb;
+ break;
+ case 7:
+ w->draw_line = draw_line_16;
+ w->pixel_to_rgb = pixel_1555_to_rgb;
+ break;
+ case 8:
+ w->draw_line = draw_line_32;
+ w->pixel_to_rgb = pixel_666_to_rgb;
+ break;
+ case 9:
+ w->draw_line = draw_line_32;
+ w->pixel_to_rgb = pixel_a665_to_rgb;
+ break;
+ case 10:
+ w->draw_line = draw_line_32;
+ w->pixel_to_rgb = pixel_a666_to_rgb;
+ break;
+ case 11:
+ w->draw_line = draw_line_32;
+ w->pixel_to_rgb = pixel_888_to_rgb;
+ break;
+ case 12:
+ w->draw_line = draw_line_32;
+ w->pixel_to_rgb = pixel_a887_to_rgb;
+ break;
+ case 13:
+ w->draw_line = draw_line_32;
+ if ((w->wincon & FIMD_WINCON_BLD_PIX) && (w->wincon &
+ FIMD_WINCON_ALPHA_SEL)) {
+ w->pixel_to_rgb = pixel_8888_to_rgb;
+ } else {
+ w->pixel_to_rgb = pixel_a888_to_rgb;
+ }
+ break;
+ case 14:
+ w->draw_line = draw_line_16;
+ if ((w->wincon & FIMD_WINCON_BLD_PIX) && (w->wincon &
+ FIMD_WINCON_ALPHA_SEL)) {
+ w->pixel_to_rgb = pixel_4444_to_rgb;
+ } else {
+ w->pixel_to_rgb = pixel_a444_to_rgb;
+ }
+ break;
+ case 15:
+ w->draw_line = draw_line_16;
+ w->pixel_to_rgb = pixel_555_to_rgb;
+ break;
+ }
+}
+
+#if EXY_FIMD_MODE_TRACE > 0
+static const char *exynos4210_fimd_get_bppmode(int mode_code)
+{
+ switch (mode_code) {
+ case 0:
+ return "1 bpp";
+ case 1:
+ return "2 bpp";
+ case 2:
+ return "4 bpp";
+ case 3:
+ return "8 bpp (palletized)";
+ case 4:
+ return "8 bpp (non-palletized, A: 1-R:2-G:3-B:2)";
+ case 5:
+ return "16 bpp (non-palletized, R:5-G:6-B:5)";
+ case 6:
+ return "16 bpp (non-palletized, A:1-R:5-G:5-B:5)";
+ case 7:
+ return "16 bpp (non-palletized, I :1-R:5-G:5-B:5)";
+ case 8:
+ return "Unpacked 18 bpp (non-palletized, R:6-G:6-B:6)";
+ case 9:
+ return "Unpacked 18bpp (non-palletized,A:1-R:6-G:6-B:5)";
+ case 10:
+ return "Unpacked 19bpp (non-palletized,A:1-R:6-G:6-B:6)";
+ case 11:
+ return "Unpacked 24 bpp (non-palletized R:8-G:8-B:8)";
+ case 12:
+ return "Unpacked 24 bpp (non-palletized A:1-R:8-G:8-B:7)";
+ case 13:
+ return "Unpacked 25 bpp (non-palletized A:1-R:8-G:8-B:8)";
+ case 14:
+ return "Unpacked 13 bpp (non-palletized A:1-R:4-G:4-B:4)";
+ case 15:
+ return "Unpacked 15 bpp (non-palletized R:5-G:5-B:5)";
+ default:
+ return "Non-existing bpp mode";
+ }
+}
+
+static inline void exynos4210_fimd_trace_bppmode(Exynos4210fimdWindow *w,
+ int win_num, uint32_t val)
+{
+ if (((w->wincon >> FIMD_WINCON_BPPMODE_SHIFT) & FIMD_WINCON_BPPMODE) ==
+ ((val >> FIMD_WINCON_BPPMODE_SHIFT) & FIMD_WINCON_BPPMODE)) {
+ return;
+ }
+ printf("QEMU FIMD: Window %d BPP mode changed from %s to %s\n", win_num,
+ exynos4210_fimd_get_bppmode((w->wincon >> FIMD_WINCON_BPPMODE_SHIFT) &
+ FIMD_WINCON_BPPMODE),
+ exynos4210_fimd_get_bppmode((val >> FIMD_WINCON_BPPMODE_SHIFT) &
+ FIMD_WINCON_BPPMODE));
+}
+#else
+static inline void exynos4210_fimd_trace_bppmode(Exynos4210fimdWindow *w,
+ int win_num, uint32_t val)
+{
+
+}
+#endif
+
+static inline void exynos4210_fimd_enable(Exynos4210fimdState *s, bool enabled)
+{
+ s->enabled = enabled ? true : false;
+ DPRINT_TRACE("QEMU FIMD: display controller %s\n",
+ enabled ? "enabled" : "disabled");
+}
+
+static inline uint32_t unpack_upper_4(uint32_t x)
+{
+ return ((x & 0xF00) << 12) | ((x & 0xF0) << 8) | ((x & 0xF) << 4);
+}
+
+static inline uint32_t pack_upper_4(uint32_t x)
+{
+ return (((x & 0xF00000) >> 12) | ((x & 0xF000) >> 8) |
+ ((x & 0xF0) >> 4)) & 0xFFF;
+}
+
+static void exynos4210_fimd_update_irq(Exynos4210fimdState *s)
+{
+ if (!(s->vidintcon[0] & FIMD_VIDINT_INTEN)) {
+ qemu_irq_lower(s->irq[0]);
+ qemu_irq_lower(s->irq[1]);
+ qemu_irq_lower(s->irq[2]);
+ return;
+ }
+ if ((s->vidintcon[0] & FIMD_VIDINT_INTFIFOEN) &&
+ (s->vidintcon[1] & FIMD_VIDINT_INTFIFOPEND)) {
+ qemu_irq_raise(s->irq[0]);
+ } else {
+ qemu_irq_lower(s->irq[0]);
+ }
+ if ((s->vidintcon[0] & FIMD_VIDINT_INTFRMEN) &&
+ (s->vidintcon[1] & FIMD_VIDINT_INTFRMPEND)) {
+ qemu_irq_raise(s->irq[1]);
+ } else {
+ qemu_irq_lower(s->irq[1]);
+ }
+ if ((s->vidintcon[0] & FIMD_VIDINT_I80IFDONE) &&
+ (s->vidintcon[1] & FIMD_VIDINT_INTI80PEND)) {
+ qemu_irq_raise(s->irq[2]);
+ } else {
+ qemu_irq_lower(s->irq[2]);
+ }
+}
+
+static void exynos4210_update_resolution(Exynos4210fimdState *s)
+{
+ /* LCD resolution is stored in VIDEO TIME CONTROL REGISTER 2 */
+ uint32_t width = ((s->vidtcon[2] >> FIMD_VIDTCON2_HOR_SHIFT) &
+ FIMD_VIDTCON2_SIZE_MASK) + 1;
+ uint32_t height = ((s->vidtcon[2] >> FIMD_VIDTCON2_VER_SHIFT) &
+ FIMD_VIDTCON2_SIZE_MASK) + 1;
+
+ if (s->ifb == NULL || ds_get_width(s->console) != width ||
+ ds_get_height(s->console) != height) {
+ DPRINT_L1("Resolution changed from %ux%u to %ux%u\n",
+ ds_get_width(s->console), ds_get_height(s->console), width, height);
+ qemu_console_resize(s->console, width, height);
+ s->ifb = g_realloc(s->ifb, width * height * RGBA_SIZE + 1);
+ memset(s->ifb, 0, width * height * RGBA_SIZE + 1);
+ s->invalidate = true;
+ }
+}
+
+static inline int fimd_get_buffer_id(Exynos4210fimdWindow *w)
+{
+ switch (w->wincon & FIMD_WINCON_BUFSTATUS) {
+ case FIMD_WINCON_BUF0_STAT:
+ return 0;
+ case FIMD_WINCON_BUF1_STAT:
+ return 1;
+ case FIMD_WINCON_BUF2_STAT:
+ return 2;
+ default:
+ DPRINT_ERROR("Non-existent buffer index\n");
+ return 0;
+ }
+}
+
+static void exynos4210_fimd_update(void *opaque)
+{
+ Exynos4210fimdState *s = (Exynos4210fimdState *)opaque;
+ int i, line;
+ target_phys_addr_t fb_start_addr, fb_line_end_addr, inc_size, fb_len, x;
+ int scrn_height;
+ int first_line = -1, last_line = -1, scrn_width;
+ Exynos4210fimdWindow *window_to_blend = NULL;
+ uint8_t *host_fb_addr, *host_fb_start_addr;
+ bool is_dirty = false;
+ ram_addr_t pd;
+ const int global_width = (s->vidtcon[2] & FIMD_VIDTCON2_SIZE_MASK) + 1;
+ const int global_height = ((s->vidtcon[2] >> FIMD_VIDTCON2_VER_SHIFT) &
+ FIMD_VIDTCON2_SIZE_MASK) + 1;
+
+ if (!s || !s->console || !ds_get_bits_per_pixel(s->console)) {
+ return;
+ }
+
+ if (s->enabled == false) {
+ return;
+ }
+
+ exynos4210_update_resolution(s);
+
+ for (i = 0; i < NUM_OF_WINDOWS; i++) {
+ if ((s->window[i].wincon & FIMD_WINCON_ENWIN) &&
+ FIMD_WIN_NOT_PROTECTED(s, i)) {
+ scrn_height = s->window[i].rightbot_y - s->window[i].lefttop_y + 1;
+ scrn_width = s->window[i].virtpage_width;
+ fb_start_addr =
+ s->window[i].buf_start[fimd_get_buffer_id(&s->window[i])];
+ /* Total width of virtual screen page in bytes */
+ inc_size = scrn_width + s->window[i].virtpage_offsize;
+ /* Total number of bytes of virtual screen used by current window */
+ fb_len = inc_size * scrn_height;
+ cpu_physical_sync_dirty_bitmap(fb_start_addr,
+ fb_start_addr + fb_len);
+ host_fb_addr = cpu_physical_memory_map(fb_start_addr, &fb_len, 0);
+ if (!host_fb_addr) {
+ return;
+ }
+ if (fb_len != inc_size * scrn_height) {
+ cpu_physical_memory_unmap(host_fb_addr, fb_len, 0, 0);
+ return;
+ }
+
+ host_fb_start_addr = host_fb_addr;
+ for (line = 0; line < scrn_height; line++) {
+ fb_line_end_addr = fb_start_addr + scrn_width;
+ for (x = fb_start_addr; x < fb_line_end_addr;
+ x += TARGET_PAGE_SIZE) {
+ pd = (cpu_get_physical_page_desc(x) & TARGET_PAGE_MASK) +
+ (x & ~TARGET_PAGE_MASK);
+ is_dirty = is_dirty ||
+ cpu_physical_memory_get_dirty(pd, VGA_DIRTY_FLAG);
+ }
+
+ if (s->invalidate || is_dirty) {
+ if (first_line == -1) {
+ first_line = line;
+ }
+ last_line = line;
+ s->window[i].draw_line(&s->window[i], host_fb_addr,
+ s->ifb + s->window[i].lefttop_x * RGBA_SIZE +
+ (s->window[i].lefttop_y + line) * global_width
+ * RGBA_SIZE, window_to_blend);
+ }
+ host_fb_addr += inc_size;
+ is_dirty = false;
+ fb_start_addr += inc_size;
+ }
+ cpu_physical_memory_unmap(host_fb_start_addr, fb_len, 0, 0);
+ fb_start_addr =
+ s->window[i].buf_start[fimd_get_buffer_id(&s->window[i])];
+ pd = (cpu_get_physical_page_desc(fb_start_addr) & TARGET_PAGE_MASK)+
+ (fb_start_addr & ~TARGET_PAGE_MASK);
+ cpu_physical_memory_reset_dirty(pd, pd + inc_size * scrn_height,
+ VGA_DIRTY_FLAG);
+ window_to_blend = &s->window[i];
+ }
+ }
+
+ /* Copy resulting image to QEMU_CONSOLE. */
+ if (first_line >= 0) {
+ uint8_t *d;
+ int bpp;
+
+ bpp = ds_get_bits_per_pixel(s->console);
+ fimd_update_putpix_qemu(bpp);
+ bpp = (bpp + 1) >> 3;
+ d = ds_get_data(s->console);
+ for (line = first_line; line < last_line; line++) {
+ fimd_copy_line_toqemu(global_width, s->ifb + global_width * line *
+ RGBA_SIZE, d + global_width * line * bpp);
+ }
+ dpy_update(s->console, 0, 0, global_width, global_height);
+ }
+ s->invalidate = false;
+ s->vidintcon[1] |= FIMD_VIDINT_INTFRMPEND;
+ if ((s->vidcon[0] & FIMD_VIDCON0_ENVID_F) == 0) {
+ exynos4210_fimd_enable(s, false);
+ }
+ exynos4210_fimd_update_irq(s);
+}
+
+static void exynos4210_fimd_invalidate(void *opaque)
+{
+ Exynos4210fimdState *s = (Exynos4210fimdState *)opaque;
+ s->invalidate = true;
+}
+
+static void exynos4210_fimd_reset(DeviceState *d)
+{
+ Exynos4210fimdState *s = container_of(d, Exynos4210fimdState, busdev.qdev);
+ int i;
+ unsigned long begin =
+ (unsigned long)s + offsetof(Exynos4210fimdState, vidcon);
+ unsigned long len =
+ ((unsigned long)s + offsetof(Exynos4210fimdState, window)) - begin;
+ DPRINT_TRACE("Display controller reset\n");
+
+ /* Set all display controller registers to 0 */
+ memset((void *)begin, 0, len);
+ for (i = 0; i < NUM_OF_WINDOWS; i++) {
+ memset(&s->window[i], 0, sizeof(Exynos4210fimdWindow));
+ s->window[i].blendeq = 0xC2;
+ s->window[i].pixel_to_rgb = NULL;
+ s->window[i].draw_line = NULL;
+ }
+
+ if (s->ifb != NULL) {
+ g_free(s->ifb);
+ }
+ s->ifb = NULL;
+
+ s->invalidate = true;
+ exynos4210_fimd_enable(s, false);
+ /* Some registers have non-zero initial values */
+ s->winchmap = 0x7D517D51;
+ s->colorgaincon = 0x10040100;
+ s->huecoef_cr[0] = s->huecoef_cr[3] = 0x01000100;
+ s->huecoef_cb[0] = s->huecoef_cb[3] = 0x01000100;
+ s->hueoffset = 0x01800080;
+}
+
+static void exynos4210_fimd_write(void *opaque, target_phys_addr_t offset,
+ uint64_t val, unsigned size)
+{
+ Exynos4210fimdState *s = (Exynos4210fimdState *)opaque;
+ int w, i;
+
+ DPRINT_L2("write offset 0x%08x, value=%ld(0x%08lx)\n", offset, val, val);
+
+ if (offset == FIMD_VIDCON0) {
+ if ((val & FIMD_VIDCON0_ENVID_MASK) == FIMD_VIDCON0_ENVID_MASK) {
+ exynos4210_fimd_enable(s, true);
+ } else {
+ if ((val & FIMD_VIDCON0_ENVID) == 0) {
+ exynos4210_fimd_enable(s, false);
+ }
+ }
+ s->vidcon[0] = val;
+ } else if (offset == FIMD_VIDCON1) {
+ /* Leave read-only bits as is */
+ val = (val & (~FIMD_VIDCON1_ROMASK)) |
+ (s->vidcon[1] & FIMD_VIDCON1_ROMASK);
+ s->vidcon[1] = val;
+ } else if (offset >= FIMD_VIDCON2 && offset <= FIMD_VIDCON3) {
+ s->vidcon[(offset) >> 2] = val;
+ } else if (offset >= FIMD_VIDTCON_START && offset <= FIMD_VIDTCON_END) {
+ s->vidtcon[(offset - FIMD_VIDTCON_START) >> 2] = val;
+ } else if (offset >= FIMD_WINCON_START && offset <= FIMD_WINCON_END) {
+ w = (offset - FIMD_WINCON_START) >> 2;
+ val = (val & ~FIMD_WINCON_ROMASK) |
+ (s->window[w].wincon & FIMD_WINCON_ROMASK);
+ if (w == 0) {
+ /* Window 0 wincon ALPHA_MUL bit must always be 0 */
+ val &= ~FIMD_WINCON_ALPHA_MUL;
+ }
+ exynos4210_fimd_trace_bppmode(&s->window[w], w, val);
+ switch (val & FIMD_WINCON_BUFSELECT) {
+ case FIMD_WINCON_BUF0_SEL:
+ val &= ~FIMD_WINCON_BUFSTATUS;
+ break;
+ case FIMD_WINCON_BUF1_SEL:
+ val = (val & ~FIMD_WINCON_BUFSTATUS_H) |
+ FIMD_WINCON_BUFSTATUS_L;
+ break;
+ case FIMD_WINCON_BUF2_SEL:
+ if (val & FIMD_WINCON_BUFMODE) {
+ val = (val & ~FIMD_WINCON_BUFSTATUS_L) |
+ FIMD_WINCON_BUFSTATUS_H;
+ }
+ break;
+ default:
+ break;
+ }
+ s->window[w].wincon = val;
+ exynos4210_fimd_update_win_bppmode(s, w);
+ } else if (offset == FIMD_SHADOWCON) {
+ s->shadowcon = val;
+ } else if (offset == FIMD_WINCHMAP) {
+ s->winchmap = val;
+ } else if (offset >= FIMD_VIDOSD_START && offset <= FIMD_VIDOSD_END) {
+ w = (offset - FIMD_VIDOSD_START) >> 4;
+ i = ((offset - FIMD_VIDOSD_START) & 0xF) >> 2;
+ switch (i) {
+ case 0:
+ s->window[w].lefttop_x = (val >> FIMD_VIDOSD_HOR_SHIFT) &
+ FIMD_VIDOSD_COORD_MASK;
+ s->window[w].lefttop_y = (val >> FIMD_VIDOSD_VER_SHIFT) &
+ FIMD_VIDOSD_COORD_MASK;
+ break;
+ case 1:
+ s->window[w].rightbot_x = (val >> FIMD_VIDOSD_HOR_SHIFT) &
+ FIMD_VIDOSD_COORD_MASK;
+ s->window[w].rightbot_y = (val >> FIMD_VIDOSD_VER_SHIFT) &
+ FIMD_VIDOSD_COORD_MASK;
+ break;
+ case 2:
+ if (w == 0) {
+ s->window[w].osdsize = val;
+ } else {
+ s->window[w].alpha_val[0] =
+ unpack_upper_4((val & FIMD_VIDOSD_ALPHA_AEN0) >>
+ FIMD_VIDOSD_AEN0_SHIFT) |
+ (s->window[w].alpha_val[0] & FIMD_VIDALPHA_ALPHA_LOWER);
+ s->window[w].alpha_val[1] =
+ unpack_upper_4(val & FIMD_VIDOSD_ALPHA_AEN1) |
+ (s->window[w].alpha_val[1] & FIMD_VIDALPHA_ALPHA_LOWER);
+ }
+ break;
+ case 3:
+ if (w != 1 && w != 2) {
+ DPRINT_ERROR("Bad write offset 0x%08x\n", offset);
+ return;
+ }
+ s->window[w].osdsize = val;
+ break;
+ }
+ } else if (offset >= FIMD_VIDWADD0_START && offset <= FIMD_VIDWADD0_END) {
+ w = (offset - FIMD_VIDWADD0_START) >> 3;
+ i = ((offset - FIMD_VIDWADD0_START) >> 2) & 1;
+ s->window[w].buf_start[i] = val;
+ } else if (offset >= FIMD_VIDWADD1_START && offset <= FIMD_VIDWADD1_END) {
+ w = (offset - FIMD_VIDWADD1_START) >> 3;
+ i = ((offset - FIMD_VIDWADD1_START) >> 2) & 1;
+ s->window[w].buf_end[i] = val;
+ } else if (offset >= FIMD_VIDWADD2_START && offset <= FIMD_VIDWADD2_END) {
+ w = (offset - FIMD_VIDWADD2_START) >> 2;
+ s->window[w].virtpage_width = val & FIMD_VIDWADD2_PAGEWIDTH;
+ s->window[w].virtpage_offsize = (val >> FIMD_VIDWADD2_OFFSIZE_SHIFT) &
+ FIMD_VIDWADD2_OFFSIZE;
+ } else if (offset == FIMD_VIDINTCON0) {
+ s->vidintcon[0] = val;
+ } else if (offset == FIMD_VIDINTCON1) {
+ s->vidintcon[1] &= ~(val & 7);
+ exynos4210_fimd_update_irq(s);
+ } else if (offset >= FIMD_WKEYCON_START && offset <= FIMD_WKEYCON_END) {
+ w = ((offset - FIMD_WKEYCON_START) >> 3) + 1;
+ i = ((offset - FIMD_WKEYCON_START) >> 2) & 1;
+ s->window[w].keycon[i] = val;
+ } else if (offset >= FIMD_WKEYALPHA_START && offset <= FIMD_WKEYALPHA_END) {
+ w = ((offset - FIMD_WKEYALPHA_START) >> 2) + 1;
+ s->window[w].keyalpha = val;
+ } else if (offset == FIMD_DITHMODE) {
+ s->dithmode = val;
+ } else if (offset >= FIMD_WINMAP_START && offset <= FIMD_WINMAP_END) {
+ w = (offset - FIMD_WINMAP_START) >> 2;
+ s->window[w].winmap = val;
+ if (val & FIMD_WINMAP_EN) {
+ s->invalidate = true;
+ exynos4210_fimd_update_win_bppmode(s, w);
+ exynos4210_fimd_update(s);
+ }
+ } else if (offset >= FIMD_WPALCON_HIGH && offset <= FIMD_WPALCON_LOW) {
+ i = (offset - FIMD_WPALCON_HIGH) >> 2;
+ s->wpalcon[i] = val;
+ if (s->wpalcon[1] & FIMD_WPALCON_UPDATEEN) {
+ for (w = 0; w < NUM_OF_WINDOWS; w++) {
+ exynos4210_fimd_update_win_bppmode(s, w);
+ }
+ }
+ } else if (offset == FIMD_TRIGCON) {
+ val = (val & ~FIMD_TRIGCON_ROMASK) | (s->trigcon & FIMD_TRIGCON_ROMASK);
+ s->trigcon = val;
+ } else if (offset >= FIMD_I80IFCON_START && offset <= FIMD_I80IFCON_END) {
+ s->i80ifcon[(offset - FIMD_I80IFCON_START) >> 2] = val;
+ } else if (offset == FIMD_COLORGAINCON) {
+ s->colorgaincon = val;
+ } else if (offset >= FIMD_LDI_CMDCON0 && offset <= FIMD_LDI_CMDCON1) {
+ s->ldi_cmdcon[(offset - FIMD_LDI_CMDCON0) >> 2] = val;
+ } else if (offset >= FIMD_SIFCCON0 && offset <= FIMD_SIFCCON2) {
+ i = (offset - FIMD_SIFCCON0) >> 2;
+ if (i != 2) {
+ s->sifccon[i] = val;
+ }
+ } else if (offset >= FIMD_HUECOEFCR_START && offset <= FIMD_HUECOEFCR_END) {
+ i = (offset - FIMD_HUECOEFCR_START) >> 2;
+ s->huecoef_cr[i] = val;
+ } else if (offset >= FIMD_HUECOEFCB_START && offset <= FIMD_HUECOEFCB_END) {
+ i = (offset - FIMD_HUECOEFCB_START) >> 2;
+ s->huecoef_cb[i] = val;
+ } else if (offset == FIMD_HUEOFFSET) {
+ s->hueoffset = val;
+ } else if (offset >= FIMD_VIDWALPHA_START && offset <= FIMD_VIDWALPHA_END) {
+ w = ((offset - FIMD_VIDWALPHA_START) >> 3);
+ i = ((offset - FIMD_VIDWALPHA_START) >> 2) & 1;
+ if (w == 0) {
+ s->window[w].alpha_val[i] = val;
+ } else {
+ s->window[w].alpha_val[i] = (val & FIMD_VIDALPHA_ALPHA_LOWER) |
+ (s->window[w].alpha_val[i] & FIMD_VIDALPHA_ALPHA_UPPER);
+ }
+ } else if (offset >= FIMD_BLENDEQ_START && offset <= FIMD_BLENDEQ_END) {
+ s->window[(offset - FIMD_BLENDEQ_START) >> 2].blendeq = val;
+ } else if (offset == FIMD_BLENDCON) {
+ /* We need information in BLENDCON register to be accessible from
+ * within every Window substructure */
+ for (i = 0; i < NUM_OF_WINDOWS; i++) {
+ s->window[i].alpha_8bit = (val & FIMD_ALPHA_8BIT) ? true : false;
+ }
+ } else if (offset >= FIMD_WRTQOSCON_START && offset <= FIMD_WRTQOSCON_END) {
+ s->window[(offset - FIMD_WRTQOSCON_START) >> 2].rtqoscon = val;
+ } else if (offset >= FIMD_I80IFCMD_START && offset <= FIMD_I80IFCMD_END) {
+ s->i80ifcmd[(offset - FIMD_I80IFCMD_START) >> 2] = val;
+ } else if (offset >= FIMD_SHD_ADD0_START && offset <= FIMD_SHD_ADD0_END) {
+ if (offset & 0x0004) {
+ DPRINT_ERROR("bad write offset 0x%08x\n", offset);
+ }
+ s->window[(offset - FIMD_SHD_ADD0_START) >> 3].shadow_buf_start = val;
+ } else if (offset >= FIMD_SHD_ADD1_START && offset <= FIMD_SHD_ADD1_END) {
+ if (offset & 0x0004) {
+ DPRINT_ERROR("bad write offset 0x%08x\n", offset);
+ }
+ s->window[(offset - FIMD_SHD_ADD1_START) >> 3].shadow_buf_end = val;
+ } else if (offset >= FIMD_SHD_ADD2_START && offset <= FIMD_SHD_ADD2_END) {
+ s->window[(offset - FIMD_SHD_ADD2_START) >> 2].shadow_buf_size = val;
+ } else if (offset >= FIMD_PAL_MEM_START && offset <= FIMD_PAL_MEM_END) {
+ w = (offset - FIMD_PAL_MEM_START) >> 10;
+ i = ((offset - FIMD_PAL_MEM_START) >> 2) & 0xFF;
+ s->window[w].palette[i] = val;
+ } else if (offset >= FIMD_PALMEM_AL_START && offset <= FIMD_PALMEM_AL_END) {
+ /* Palette memory aliases for windows 0 and 1 */
+ w = (offset - FIMD_PALMEM_AL_START) >> 10;
+ i = ((offset - FIMD_PALMEM_AL_START) >> 2) & 0xFF;
+ s->window[w].palette[i] = val;
+ } else {
+ DPRINT_ERROR("bad write offset 0x%08x\n", offset);
+ }
+}
+
+static uint64_t exynos4210_fimd_read(void *opaque, target_phys_addr_t offset,
+ unsigned size)
+{
+ Exynos4210fimdState *s = (Exynos4210fimdState *)opaque;
+ int w, i;
+ uint32_t ret = 0;
+
+ DPRINT_L2("read offset 0x%08x\n", offset);
+
+ if (offset <= FIMD_VIDCON3) {
+ return s->vidcon[(offset) >> 2];
+ } else if (offset >= FIMD_VIDTCON_START && offset <= FIMD_VIDTCON_END) {
+ return s->vidtcon[(offset - FIMD_VIDTCON_START) >> 2];
+ } else if (offset >= FIMD_WINCON_START && offset <= FIMD_WINCON_END) {
+ return s->window[(offset - FIMD_WINCON_START) >> 2].wincon;
+ } else if (offset == FIMD_SHADOWCON) {
+ return s->shadowcon;
+ } else if (offset == FIMD_WINCHMAP) {
+ return s->winchmap;
+ } else if (offset >= FIMD_VIDOSD_START && offset <= FIMD_VIDOSD_END) {
+ w = (offset - FIMD_VIDOSD_START) >> 4;
+ i = ((offset - FIMD_VIDOSD_START) & 0xF) >> 2;
+ switch (i) {
+ case 0:
+ ret = ((s->window[w].lefttop_x & FIMD_VIDOSD_COORD_MASK) <<
+ FIMD_VIDOSD_HOR_SHIFT) |
+ (s->window[w].lefttop_y & FIMD_VIDOSD_COORD_MASK);
+ break;
+ case 1:
+ ret = ((s->window[w].rightbot_x & FIMD_VIDOSD_COORD_MASK) <<
+ FIMD_VIDOSD_HOR_SHIFT) |
+ (s->window[w].rightbot_y & FIMD_VIDOSD_COORD_MASK);
+ break;
+ case 2:
+ if (w == 0) {
+ ret = s->window[w].osdsize;
+ } else {
+ ret = (pack_upper_4(s->window[w].alpha_val[0]) <<
+ FIMD_VIDOSD_AEN0_SHIFT) |
+ pack_upper_4(s->window[w].alpha_val[1]);
+ }
+ break;
+ case 3:
+ if (w != 1 && w != 2) {
+ goto return_error;
+ }
+ ret = s->window[w].osdsize;
+ break;
+ }
+ return ret;
+ } else if (offset >= FIMD_VIDWADD0_START && offset <= FIMD_VIDWADD0_END) {
+ w = (offset - FIMD_VIDWADD0_START) >> 3;
+ i = ((offset - FIMD_VIDWADD0_START) >> 2) & 1;
+ return s->window[w].buf_start[i];
+ } else if (offset >= FIMD_VIDWADD1_START && offset <= FIMD_VIDWADD1_END) {
+ w = (offset - FIMD_VIDWADD1_START) >> 3;
+ i = ((offset - FIMD_VIDWADD1_START) >> 2) & 1;
+ return s->window[w].buf_end[i];
+ } else if (offset >= FIMD_VIDWADD2_START && offset <= FIMD_VIDWADD2_END) {
+ w = (offset - FIMD_VIDWADD2_START) >> 2;
+ return s->window[w].virtpage_width | (s->window[w].virtpage_offsize <<
+ FIMD_VIDWADD2_OFFSIZE_SHIFT);
+ } else if (offset >= FIMD_VIDINTCON0 && offset <= FIMD_VIDINTCON1) {
+ return s->vidintcon[(offset - FIMD_VIDINTCON0) >> 2];
+ } else if (offset >= FIMD_WKEYCON_START && offset <= FIMD_WKEYCON_END) {
+ w = ((offset - FIMD_WKEYCON_START) >> 3) + 1;
+ i = ((offset - FIMD_WKEYCON_START) >> 2) & 1;
+ return s->window[w].keycon[i];
+ } else if (offset >= FIMD_WKEYALPHA_START && offset <= FIMD_WKEYALPHA_END) {
+ w = ((offset - FIMD_WKEYALPHA_START) >> 2) + 1;
+ return s->window[w].keyalpha;
+ } else if (offset == FIMD_DITHMODE) {
+ return s->dithmode;
+ } else if (offset >= FIMD_WINMAP_START && offset <= FIMD_WINMAP_END) {
+ return s->window[(offset - FIMD_WINMAP_START) >> 2].winmap;
+ } else if (offset >= FIMD_WPALCON_HIGH && offset <= FIMD_WPALCON_LOW) {
+ return s->wpalcon[(offset - FIMD_WPALCON_HIGH) >> 2];
+ } else if (offset == FIMD_TRIGCON) {
+ return s->trigcon;
+ } else if (offset >= FIMD_I80IFCON_START && offset <= FIMD_I80IFCON_END) {
+ return s->i80ifcon[(offset - FIMD_I80IFCON_START) >> 2];
+ } else if (offset == FIMD_COLORGAINCON) {
+ return s->colorgaincon;
+ } else if (offset >= FIMD_LDI_CMDCON0 && offset <= FIMD_LDI_CMDCON1) {
+ return s->ldi_cmdcon[(offset - FIMD_LDI_CMDCON0) >> 2];
+ } else if (offset >= FIMD_SIFCCON0 && offset <= FIMD_SIFCCON2) {
+ i = (offset - FIMD_SIFCCON0) >> 2;
+ return s->sifccon[i];
+ } else if (offset >= FIMD_HUECOEFCR_START && offset <= FIMD_HUECOEFCR_END) {
+ i = (offset - FIMD_HUECOEFCR_START) >> 2;
+ return s->huecoef_cr[i];
+ } else if (offset >= FIMD_HUECOEFCB_START && offset <= FIMD_HUECOEFCB_END) {
+ i = (offset - FIMD_HUECOEFCB_START) >> 2;
+ return s->huecoef_cb[i];
+ } else if (offset == FIMD_HUEOFFSET) {
+ return s->hueoffset;
+ } else if (offset >= FIMD_VIDWALPHA_START && offset <= FIMD_VIDWALPHA_END) {
+ w = ((offset - FIMD_VIDWALPHA_START) >> 3);
+ i = ((offset - FIMD_VIDWALPHA_START) >> 2) & 1;
+ return s->window[w].alpha_val[i] &
+ (w == 0 ? 0xFFFFFF : FIMD_VIDALPHA_ALPHA_LOWER);
+ } else if (offset >= FIMD_BLENDEQ_START && offset <= FIMD_BLENDEQ_END) {
+ return s->window[(offset - FIMD_BLENDEQ_START) >> 2].blendeq;
+ } else if (offset == FIMD_BLENDCON) {
+ return (s->window[0].alpha_8bit == true) ? 0x1 : 0x0;
+ } else if (offset >= FIMD_WRTQOSCON_START && offset <= FIMD_WRTQOSCON_END) {
+ return s->window[(offset - FIMD_WRTQOSCON_START) >> 2].rtqoscon;
+ } else if (offset >= FIMD_I80IFCMD_START && offset <= FIMD_I80IFCMD_END) {
+ return s->i80ifcmd[(offset - FIMD_I80IFCMD_START) >> 2];
+ } else if (offset >= FIMD_SHD_ADD0_START && offset <= FIMD_SHD_ADD0_END) {
+ if (offset & 0x0004) {
+ goto return_error;
+ }
+ return s->window[(offset - FIMD_SHD_ADD0_START) >> 3].shadow_buf_start;
+ } else if (offset >= FIMD_SHD_ADD1_START && offset <= FIMD_SHD_ADD1_END) {
+ if (offset & 0x0004) {
+ goto return_error;
+ }
+ return s->window[(offset - FIMD_SHD_ADD1_START) >> 3].shadow_buf_end;
+ } else if (offset >= FIMD_SHD_ADD2_START && offset <= FIMD_SHD_ADD2_END) {
+ return s->window[(offset - FIMD_SHD_ADD2_START) >> 2].shadow_buf_size;
+ } else if (offset >= FIMD_PAL_MEM_START && offset <= FIMD_PAL_MEM_END) {
+ w = (offset - FIMD_PAL_MEM_START) >> 10;
+ i = ((offset - FIMD_PAL_MEM_START) >> 2) & 0xFF;
+ return s->window[w].palette[i];
+ } else if (offset >= FIMD_PALMEM_AL_START && offset <= FIMD_PALMEM_AL_END) {
+ /* Palette aliases for win 0,1 */
+ w = (offset - FIMD_PALMEM_AL_START) >> 10;
+ i = ((offset - FIMD_PALMEM_AL_START) >> 2) & 0xFF;
+ return s->window[w].palette[i];
+ }
+return_error:
+ DPRINT_ERROR("bad read offset 0x%08x\n", offset);
+ return 0xBAADBAAD;
+}
+
+static const MemoryRegionOps exynos4210_fimd_mmio_ops = {
+ .read = exynos4210_fimd_read,
+ .write = exynos4210_fimd_write,
+ .valid = {
+ .min_access_size = 4,
+ .max_access_size = 4,
+ .unaligned = false
+ },
+ .endianness = DEVICE_NATIVE_ENDIAN,
+};
+
+static int exynos4210_fimd_load(void *opaque, int version_id)
+{
+ Exynos4210fimdState *s = (Exynos4210fimdState *)opaque;
+ int w;
+
+ if (version_id != 1) {
+ return -EINVAL;
+ }
+
+ for (w = 0; w < NUM_OF_WINDOWS; w++) {
+ exynos4210_fimd_update_win_bppmode(s, w);
+ }
+
+ /* Redraw the whole screen */
+ exynos4210_update_resolution(s);
+ exynos4210_fimd_invalidate(s);
+ exynos4210_fimd_enable(s, (s->vidcon[0] & FIMD_VIDCON0_ENVID_MASK) ==
+ FIMD_VIDCON0_ENVID_MASK);
+ return 0;
+}
+
+static const VMStateDescription exynos4210_fimd_window_vmstate = {
+ .name = "exynos4210.fimd_window",
+ .version_id = 1,
+ .minimum_version_id = 1,
+ .minimum_version_id_old = 1,
+ .fields = (VMStateField[]) {
+ VMSTATE_UINT32(wincon, Exynos4210fimdWindow),
+ VMSTATE_UINT32_ARRAY(buf_start, Exynos4210fimdWindow, 3),
+ VMSTATE_UINT32_ARRAY(buf_end, Exynos4210fimdWindow, 3),
+ VMSTATE_UINT32_ARRAY(keycon, Exynos4210fimdWindow, 2),
+ VMSTATE_UINT32(keyalpha, Exynos4210fimdWindow),
+ VMSTATE_UINT32(winmap, Exynos4210fimdWindow),
+ VMSTATE_UINT32(blendeq, Exynos4210fimdWindow),
+ VMSTATE_UINT32(rtqoscon, Exynos4210fimdWindow),
+ VMSTATE_UINT32_ARRAY(palette, Exynos4210fimdWindow, 256),
+ VMSTATE_UINT32(shadow_buf_start, Exynos4210fimdWindow),
+ VMSTATE_UINT32(shadow_buf_end, Exynos4210fimdWindow),
+ VMSTATE_UINT32(shadow_buf_size, Exynos4210fimdWindow),
+ VMSTATE_UINT16(lefttop_x, Exynos4210fimdWindow),
+ VMSTATE_UINT16(lefttop_y, Exynos4210fimdWindow),
+ VMSTATE_UINT16(rightbot_x, Exynos4210fimdWindow),
+ VMSTATE_UINT16(rightbot_y, Exynos4210fimdWindow),
+ VMSTATE_UINT32(osdsize, Exynos4210fimdWindow),
+ VMSTATE_UINT32_ARRAY(alpha_val, Exynos4210fimdWindow, 2),
+ VMSTATE_UINT16(virtpage_width, Exynos4210fimdWindow),
+ VMSTATE_UINT16(virtpage_offsize, Exynos4210fimdWindow),
+ VMSTATE_BOOL(alpha_8bit, Exynos4210fimdWindow),
+ VMSTATE_UINT8(pal_format, Exynos4210fimdWindow),
+ VMSTATE_END_OF_LIST()
+ }
+};
+
+static const VMStateDescription exynos4210_fimd_vmstate = {
+ .name = "exynos4210.fimd",
+ .version_id = 1,
+ .minimum_version_id = 1,
+ .minimum_version_id_old = 1,
+ .post_load = exynos4210_fimd_load,
+ .fields = (VMStateField[]) {
+ VMSTATE_UINT32_ARRAY(vidcon, Exynos4210fimdState, 4),
+ VMSTATE_UINT32_ARRAY(vidtcon, Exynos4210fimdState, 4),
+ VMSTATE_UINT32(shadowcon, Exynos4210fimdState),
+ VMSTATE_UINT32(winchmap, Exynos4210fimdState),
+ VMSTATE_UINT32_ARRAY(vidintcon, Exynos4210fimdState, 2),
+ VMSTATE_UINT32(dithmode, Exynos4210fimdState),
+ VMSTATE_UINT32_ARRAY(wpalcon, Exynos4210fimdState, 2),
+ VMSTATE_UINT32(trigcon, Exynos4210fimdState),
+ VMSTATE_UINT32_ARRAY(i80ifcon, Exynos4210fimdState, 4),
+ VMSTATE_UINT32(colorgaincon, Exynos4210fimdState),
+ VMSTATE_UINT32_ARRAY(ldi_cmdcon, Exynos4210fimdState, 2),
+ VMSTATE_UINT32_ARRAY(sifccon, Exynos4210fimdState, 3),
+ VMSTATE_UINT32_ARRAY(huecoef_cr, Exynos4210fimdState, 4),
+ VMSTATE_UINT32_ARRAY(huecoef_cb, Exynos4210fimdState, 4),
+ VMSTATE_UINT32(hueoffset, Exynos4210fimdState),
+ VMSTATE_UINT32_ARRAY(i80ifcmd, Exynos4210fimdState, 12),
+ VMSTATE_STRUCT_ARRAY(window, Exynos4210fimdState, 5, 1,
+ exynos4210_fimd_window_vmstate, Exynos4210fimdWindow),
+ VMSTATE_END_OF_LIST()
+ }
+};
+
+static int exynos4210_fimd_init(SysBusDevice *dev)
+{
+ Exynos4210fimdState *s = FROM_SYSBUS(Exynos4210fimdState, dev);
+
+ s->ifb = NULL;
+
+ sysbus_init_irq(dev, &s->irq[0]);
+ sysbus_init_irq(dev, &s->irq[1]);
+ sysbus_init_irq(dev, &s->irq[2]);
+
+ memory_region_init_io(&s->iomem, &exynos4210_fimd_mmio_ops, s,
+ "exynos4210.fimd", FIMD_REGS_SIZE);
+ sysbus_init_mmio(dev, &s->iomem);
+ s->console = graphic_console_init(exynos4210_fimd_update,
+ exynos4210_fimd_invalidate, NULL, NULL, s);
+
+ return 0;
+}
+
+static SysBusDeviceInfo exynos4210_fimd_info = {
+ .init = exynos4210_fimd_init,
+ .qdev.name = "exynos4210.fimd",
+ .qdev.size = sizeof(Exynos4210fimdState),
+ .qdev.vmsd = &exynos4210_fimd_vmstate,
+ .qdev.reset = exynos4210_fimd_reset,
+};
+
+static void exynos4210_fimd_register_devices(void)
+{
+ sysbus_register_withprop(&exynos4210_fimd_info);
+}
+
+device_init(exynos4210_fimd_register_devices)