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-rw-r--r--hw/display/sm501.c126
1 files changed, 125 insertions, 1 deletions
diff --git a/hw/display/sm501.c b/hw/display/sm501.c
index 7f2e899727..4e09d8a756 100644
--- a/hw/display/sm501.c
+++ b/hw/display/sm501.c
@@ -512,6 +512,8 @@ typedef struct SM501State {
     uint32_t dc_panel_hwc_color_1_2;
     uint32_t dc_panel_hwc_color_3;
 
+    uint32_t dc_video_control;
+
     uint32_t dc_crt_control;
     uint32_t dc_crt_fb_addr;
     uint32_t dc_crt_fb_offset;
@@ -531,13 +533,20 @@ typedef struct SM501State {
     uint32_t twoD_control;
     uint32_t twoD_pitch;
     uint32_t twoD_foreground;
+    uint32_t twoD_background;
     uint32_t twoD_stretch;
+    uint32_t twoD_color_compare;
     uint32_t twoD_color_compare_mask;
     uint32_t twoD_mask;
+    uint32_t twoD_clip_tl;
+    uint32_t twoD_clip_br;
+    uint32_t twoD_mono_pattern_low;
+    uint32_t twoD_mono_pattern_high;
     uint32_t twoD_window_width;
     uint32_t twoD_source_base;
     uint32_t twoD_destination_base;
-
+    uint32_t twoD_alpha;
+    uint32_t twoD_wrap;
 } SM501State;
 
 static uint32_t get_local_mem_size_index(uint32_t size)
@@ -946,6 +955,10 @@ static uint64_t sm501_disp_ctrl_read(void *opaque, hwaddr addr,
         ret = s->dc_panel_v_sync;
         break;
 
+    case SM501_DC_VIDEO_CONTROL:
+        ret = s->dc_video_control;
+        break;
+
     case SM501_DC_CRT_CONTROL:
         ret = s->dc_crt_control;
         break;
@@ -1061,6 +1074,10 @@ static void sm501_disp_ctrl_write(void *opaque, hwaddr addr,
         s->dc_panel_hwc_color_3 = value & 0x0000FFFF;
         break;
 
+    case SM501_DC_VIDEO_CONTROL:
+        s->dc_video_control = value & 0x00037FFF;
+        break;
+
     case SM501_DC_CRT_CONTROL:
         s->dc_crt_control = value & 0x0003FFFF;
         break;
@@ -1133,9 +1150,69 @@ static uint64_t sm501_2d_engine_read(void *opaque, hwaddr addr,
     SM501_DPRINTF("sm501 2d engine regs : read addr=%x\n", (int)addr);
 
     switch (addr) {
+    case SM501_2D_SOURCE:
+        ret = s->twoD_source;
+        break;
+    case SM501_2D_DESTINATION:
+        ret = s->twoD_destination;
+        break;
+    case SM501_2D_DIMENSION:
+        ret = s->twoD_dimension;
+        break;
+    case SM501_2D_CONTROL:
+        ret = s->twoD_control;
+        break;
+    case SM501_2D_PITCH:
+        ret = s->twoD_pitch;
+        break;
+    case SM501_2D_FOREGROUND:
+        ret = s->twoD_foreground;
+        break;
+    case SM501_2D_BACKGROUND:
+        ret = s->twoD_background;
+        break;
+    case SM501_2D_STRETCH:
+        ret = s->twoD_stretch;
+        break;
+    case SM501_2D_COLOR_COMPARE:
+        ret = s->twoD_color_compare;
+        break;
+    case SM501_2D_COLOR_COMPARE_MASK:
+        ret = s->twoD_color_compare_mask;
+        break;
+    case SM501_2D_MASK:
+        ret = s->twoD_mask;
+        break;
+    case SM501_2D_CLIP_TL:
+        ret = s->twoD_clip_tl;
+        break;
+    case SM501_2D_CLIP_BR:
+        ret = s->twoD_clip_br;
+        break;
+    case SM501_2D_MONO_PATTERN_LOW:
+        ret = s->twoD_mono_pattern_low;
+        break;
+    case SM501_2D_MONO_PATTERN_HIGH:
+        ret = s->twoD_mono_pattern_high;
+        break;
+    case SM501_2D_WINDOW_WIDTH:
+        ret = s->twoD_window_width;
+        break;
     case SM501_2D_SOURCE_BASE:
         ret = s->twoD_source_base;
         break;
+    case SM501_2D_DESTINATION_BASE:
+        ret = s->twoD_destination_base;
+        break;
+    case SM501_2D_ALPHA:
+        ret = s->twoD_alpha;
+        break;
+    case SM501_2D_WRAP:
+        ret = s->twoD_wrap;
+        break;
+    case SM501_2D_STATUS:
+        ret = 0; /* Should return interrupt status */
+        break;
     default:
         printf("sm501 disp ctrl : not implemented register read."
                " addr=%x\n", (int)addr);
@@ -1178,15 +1255,33 @@ static void sm501_2d_engine_write(void *opaque, hwaddr addr,
     case SM501_2D_FOREGROUND:
         s->twoD_foreground = value;
         break;
+    case SM501_2D_BACKGROUND:
+        s->twoD_background = value;
+        break;
     case SM501_2D_STRETCH:
         s->twoD_stretch = value;
         break;
+    case SM501_2D_COLOR_COMPARE:
+        s->twoD_color_compare = value;
+        break;
     case SM501_2D_COLOR_COMPARE_MASK:
         s->twoD_color_compare_mask = value;
         break;
     case SM501_2D_MASK:
         s->twoD_mask = value;
         break;
+    case SM501_2D_CLIP_TL:
+        s->twoD_clip_tl = value;
+        break;
+    case SM501_2D_CLIP_BR:
+        s->twoD_clip_br = value;
+        break;
+    case SM501_2D_MONO_PATTERN_LOW:
+        s->twoD_mono_pattern_low = value;
+        break;
+    case SM501_2D_MONO_PATTERN_HIGH:
+        s->twoD_mono_pattern_high = value;
+        break;
     case SM501_2D_WINDOW_WIDTH:
         s->twoD_window_width = value;
         break;
@@ -1196,6 +1291,15 @@ static void sm501_2d_engine_write(void *opaque, hwaddr addr,
     case SM501_2D_DESTINATION_BASE:
         s->twoD_destination_base = value;
         break;
+    case SM501_2D_ALPHA:
+        s->twoD_alpha = value;
+        break;
+    case SM501_2D_WRAP:
+        s->twoD_wrap = value;
+        break;
+    case SM501_2D_STATUS:
+        /* ignored, writing 0 should clear interrupt status */
+        break;
     default:
         printf("sm501 2d engine : not implemented register write."
                " addr=%x, val=%x\n", (int)addr, (unsigned)value);
@@ -1454,8 +1558,28 @@ static void sm501_reset(SM501State *s)
     s->misc_timing = 0;
     s->power_mode_control = 0;
     s->dc_panel_control = 0x00010000; /* FIFO level 3 */
+    s->dc_video_control = 0;
     s->dc_crt_control = 0x00010000;
+    s->twoD_source = 0;
+    s->twoD_destination = 0;
+    s->twoD_dimension = 0;
     s->twoD_control = 0;
+    s->twoD_pitch = 0;
+    s->twoD_foreground = 0;
+    s->twoD_background = 0;
+    s->twoD_stretch = 0;
+    s->twoD_color_compare = 0;
+    s->twoD_color_compare_mask = 0;
+    s->twoD_mask = 0;
+    s->twoD_clip_tl = 0;
+    s->twoD_clip_br = 0;
+    s->twoD_mono_pattern_low = 0;
+    s->twoD_mono_pattern_high = 0;
+    s->twoD_window_width = 0;
+    s->twoD_source_base = 0;
+    s->twoD_destination_base = 0;
+    s->twoD_alpha = 0;
+    s->twoD_wrap = 0;
 }
 
 static void sm501_init(SM501State *s, DeviceState *dev,