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Diffstat (limited to 'board/gdsys/common/osd.c')
-rw-r--r--board/gdsys/common/osd.c111
1 files changed, 87 insertions, 24 deletions
diff --git a/board/gdsys/common/osd.c b/board/gdsys/common/osd.c
index f11e26f5fa..b288df894a 100644
--- a/board/gdsys/common/osd.c
+++ b/board/gdsys/common/osd.c
@@ -28,12 +28,45 @@
#define PIXCLK_640_480_60 25180000
+#ifdef CONFIG_SYS_OSD_DH
+#define MAX_OSD_SCREEN 8
+#define OSD_DH_BASE 4
+#else
+#define MAX_OSD_SCREEN 4
+#endif
+
+#ifdef CONFIG_SYS_OSD_DH
+#define OSD_SET_REG(screen, fld, val) \
+ do { \
+ if (screen >= OSD_DH_BASE) \
+ FPGA_SET_REG(screen - OSD_DH_BASE, osd1.fld, val); \
+ else \
+ FPGA_SET_REG(screen, osd0.fld, val); \
+ } while (0)
+#else
+#define OSD_SET_REG(screen, fld, val) \
+ FPGA_SET_REG(screen, osd0.fld, val)
+#endif
+
+#ifdef CONFIG_SYS_OSD_DH
+#define OSD_GET_REG(screen, fld, val) \
+ do { \
+ if (screen >= OSD_DH_BASE) \
+ FPGA_GET_REG(screen - OSD_DH_BASE, osd1.fld, val); \
+ else \
+ FPGA_GET_REG(screen, osd0.fld, val); \
+ } while (0)
+#else
+#define OSD_GET_REG(screen, fld, val) \
+ FPGA_GET_REG(screen, osd0.fld, val)
+#endif
+
unsigned int base_width;
unsigned int base_height;
size_t bufsize;
u16 *buf;
-unsigned int max_osd_screen = CONFIG_SYS_OSD_SCREENS - 1;
+unsigned int osd_screen_mask = 0;
#ifdef CONFIG_SYS_ICS8N3QV01_I2C
int ics8n3qv01_i2c[] = CONFIG_SYS_ICS8N3QV01_I2C;
@@ -47,6 +80,9 @@ int sil1178_i2c[] = CONFIG_SYS_SIL1178_I2C;
int dp501_i2c[] = CONFIG_SYS_DP501_I2C;
#endif
+#ifdef CONFIG_SYS_DP501_BASE
+int dp501_base[] = CONFIG_SYS_DP501_BASE;
+#endif
#ifdef CONFIG_SYS_MPC92469AC
static void mpc92469ac_calc_parameters(unsigned int fout,
@@ -216,7 +252,15 @@ static int osd_write_videomem(unsigned screen, unsigned offset,
for (k = 0; k < charcount; ++k) {
if (offset + k >= bufsize)
return -1;
- FPGA_SET_REG(screen, videomem[offset + k], data[k]);
+#ifdef CONFIG_SYS_OSD_DH
+ if (screen >= OSD_DH_BASE)
+ FPGA_SET_REG(screen - OSD_DH_BASE,
+ videomem1[offset + k], data[k]);
+ else
+ FPGA_SET_REG(screen, videomem0[offset + k], data[k]);
+#else
+ FPGA_SET_REG(screen, videomem0[offset + k], data[k]);
+#endif
}
return charcount;
@@ -226,7 +270,12 @@ static int osd_print(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
{
unsigned screen;
- for (screen = 0; screen <= max_osd_screen; ++screen) {
+ if (argc < 5) {
+ cmd_usage(cmdtp);
+ return 1;
+ }
+
+ for (screen = 0; screen < MAX_OSD_SCREEN; ++screen) {
unsigned x;
unsigned y;
unsigned charcount;
@@ -236,10 +285,8 @@ static int osd_print(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
char *text;
int res;
- if (argc < 5) {
- cmd_usage(cmdtp);
- return 1;
- }
+ if (!(osd_screen_mask & (1 << screen)))
+ continue;
x = simple_strtoul(argv[1], NULL, 16);
y = simple_strtoul(argv[2], NULL, 16);
@@ -266,9 +313,16 @@ int osd_probe(unsigned screen)
int old_bus = i2c_get_bus_num();
bool pixclock_present = false;
bool output_driver_present = false;
+#ifdef CONFIG_SYS_DP501_I2C
+#ifdef CONFIG_SYS_DP501_BASE
+ uint8_t dp501_addr = dp501_base[screen];
+#else
+ uint8_t dp501_addr = DP501_I2C_ADDR;
+#endif
+#endif
- FPGA_GET_REG(0, osd.version, &version);
- FPGA_GET_REG(0, osd.features, &features);
+ OSD_GET_REG(0, version, &version);
+ OSD_GET_REG(0, features, &features);
base_width = ((features & 0x3f00) >> 8) + 1;
base_height = (features & 0x001f) + 1;
@@ -277,9 +331,15 @@ int osd_probe(unsigned screen)
if (!buf)
return -1;
+#ifdef CONFIG_SYS_OSD_DH
+ printf("OSD%d-%d: Digital-OSD version %01d.%02d, %d" "x%d characters\n",
+ (screen >= OSD_DH_BASE) ? (screen - OSD_DH_BASE) : screen,
+ (screen > 3) ? 1 : 0, version/100, version%100, base_width,
+ base_height);
+#else
printf("OSD%d: Digital-OSD version %01d.%02d, %d" "x%d characters\n",
- screen, version/100, version%100, base_width, base_height);
-
+ screen, version/100, version%100, base_width, base_height);
+#endif
/* setup pixclock */
#ifdef CONFIG_SYS_MPC92469AC
@@ -330,8 +390,8 @@ int osd_probe(unsigned screen)
#ifdef CONFIG_SYS_DP501_I2C
i2c_set_bus_num(dp501_i2c[screen]);
- if (!i2c_probe(DP501_I2C_ADDR)) {
- dp501_powerup(DP501_I2C_ADDR);
+ if (!i2c_probe(dp501_addr)) {
+ dp501_powerup(dp501_addr);
output_driver_present = true;
}
#endif
@@ -339,14 +399,14 @@ int osd_probe(unsigned screen)
if (!output_driver_present)
printf(" no output driver found\n");
- FPGA_SET_REG(screen, osd.control, 0x0049);
+ OSD_SET_REG(screen, control, 0x0049);
- FPGA_SET_REG(screen, osd.xy_size, ((32 - 1) << 8) | (16 - 1));
- FPGA_SET_REG(screen, osd.x_pos, 0x007f);
- FPGA_SET_REG(screen, osd.y_pos, 0x005f);
+ OSD_SET_REG(screen, xy_size, ((32 - 1) << 8) | (16 - 1));
+ OSD_SET_REG(screen, x_pos, 0x007f);
+ OSD_SET_REG(screen, y_pos, 0x005f);
- if (screen > max_osd_screen)
- max_osd_screen = screen;
+ if (pixclock_present && output_driver_present)
+ osd_screen_mask |= 1 << screen;
i2c_set_bus_num(old_bus);
@@ -357,7 +417,12 @@ int osd_write(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
{
unsigned screen;
- for (screen = 0; screen <= max_osd_screen; ++screen) {
+ if ((argc < 4) || (strlen(argv[3]) % 4)) {
+ cmd_usage(cmdtp);
+ return 1;
+ }
+
+ for (screen = 0; screen < MAX_OSD_SCREEN; ++screen) {
unsigned x;
unsigned y;
unsigned k;
@@ -367,10 +432,8 @@ int osd_write(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
unsigned count = (argc > 4) ?
simple_strtoul(argv[4], NULL, 16) : 1;
- if ((argc < 4) || (strlen(argv[3]) % 4)) {
- cmd_usage(cmdtp);
- return 1;
- }
+ if (!(osd_screen_mask & (1 << screen)))
+ continue;
x = simple_strtoul(argv[1], NULL, 16);
y = simple_strtoul(argv[2], NULL, 16);