SH2 drc, dummy soc for GP2X

[libpicofe.git] / gp2x / soc_dummy.c

diff --git a/gp2x/soc_dummy.c b/gp2x/soc_dummy.c
new file mode 100644 (file)
index 0000000..ad01ab7
--- /dev/null
+++ b/gp2x/soc_dummy.c
@@ -0,0 +1,102 @@
+/* dummy code for qemu testing, etc */
+#include <stdlib.h>
+
+#include "soc.h"
+#include "../common/emu.h"
+
+extern void *gp2x_screens[4];
+
+extern unsigned int plat_get_ticks_ms_good(void);
+extern unsigned int plat_get_ticks_us_good(void);
+
+/* video stuff */
+static void gp2x_video_flip_(void)
+{
+}
+
+/* doulblebuffered flip */
+static void gp2x_video_flip2_(void)
+{
+}
+
+static void gp2x_video_changemode_ll_(int bpp)
+{
+}
+
+static void gp2x_video_setpalette_(int *pal, int len)
+{
+}
+
+static void gp2x_video_RGB_setscaling_(int ln_offs, int W, int H)
+{
+}
+
+static void gp2x_video_wait_vsync_(void)
+{
+}
+
+/* CPU clock */
+static void gp2x_set_cpuclk_(unsigned int mhz)
+{
+}
+
+/* RAM timings */
+static void set_ram_timings_(void)
+{
+}
+
+static void unset_ram_timings_(void)
+{
+}
+
+/* LCD refresh */
+static void set_lcd_custom_rate_(int is_pal)
+{
+}
+
+static void unset_lcd_custom_rate_(void)
+{
+}
+
+static void set_lcd_gamma_(int g100, int A_SNs_curve)
+{
+}
+
+static int gp2x_read_battery_(void)
+{
+       return 0;
+}
+
+void dummy_init(void)
+{
+       int i;
+       g_screen_ptr = malloc(320 * 240 * 2);
+       for (i = 0; i < array_size(gp2x_screens); i++)
+               gp2x_screens[i] = g_screen_ptr;
+
+       gp2x_video_flip = gp2x_video_flip_;
+       gp2x_video_flip2 = gp2x_video_flip2_;
+       gp2x_video_changemode_ll = gp2x_video_changemode_ll_;
+       gp2x_video_setpalette = gp2x_video_setpalette_;
+       gp2x_video_RGB_setscaling = gp2x_video_RGB_setscaling_;
+       gp2x_video_wait_vsync = gp2x_video_wait_vsync_;
+
+       gp2x_set_cpuclk = gp2x_set_cpuclk_;
+
+       set_lcd_custom_rate = set_lcd_custom_rate_;
+       unset_lcd_custom_rate = unset_lcd_custom_rate_;
+       set_lcd_gamma = set_lcd_gamma_;
+
+       set_ram_timings = set_ram_timings_;
+       unset_ram_timings = unset_ram_timings_;
+       gp2x_read_battery = gp2x_read_battery_;
+
+       gp2x_get_ticks_ms = plat_get_ticks_ms_good;
+       gp2x_get_ticks_us = plat_get_ticks_us_good;
+}
+
+void dummy_finish(void)
+{
+       free(gp2x_screens[0]);
+}
+