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-rw-r--r--cpu/mpc8xx/video.c133
1 files changed, 104 insertions, 29 deletions
diff --git a/cpu/mpc8xx/video.c b/cpu/mpc8xx/video.c
index 40e65d3..1887cfe 100644
--- a/cpu/mpc8xx/video.c
+++ b/cpu/mpc8xx/video.c
@@ -23,7 +23,7 @@
* MA 02111-1307 USA
*/
-/* #define DEBUG */
+/* #define DEBUG */
/************************************************************************/
/* ** HEADER FILES */
@@ -86,6 +86,14 @@
#define VIDEO_I2C_ADDR CONFIG_VIDEO_ENCODER_AD7177_ADDR
#endif
+#ifdef CONFIG_VIDEO_ENCODER_AD7179
+
+#include <video_ad7179.h> /* Sets encoder data, mode, and visible and active area */
+
+#define VIDEO_I2C 1
+#define VIDEO_I2C_ADDR CONFIG_VIDEO_ENCODER_AD7179_ADDR
+#endif
+
/************************************************************************/
/* ** VIDEO MODE CONSTANTS */
/************************************************************************/
@@ -155,7 +163,7 @@
/* ** CONSOLE CONSTANTS */
/************************************************************************/
-#ifdef CONFIG_VIDEO_LOGO
+#ifdef CONFIG_VIDEO_LOGO
#define CONSOLE_ROWS ((VIDEO_ROWS - VIDEO_LOGO_HEIGHT) / VIDEO_FONT_HEIGHT)
#define VIDEO_LOGO_SKIP (VIDEO_COLS - VIDEO_LOGO_WIDTH)
#else
@@ -163,11 +171,11 @@
#endif
#define CONSOLE_COLS (VIDEO_COLS / VIDEO_FONT_WIDTH)
-#define CONSOLE_ROW_SIZE (VIDEO_FONT_HEIGHT * VIDEO_LINE_LEN)
+#define CONSOLE_ROW_SIZE (VIDEO_FONT_HEIGHT * VIDEO_LINE_LEN)
#define CONSOLE_ROW_FIRST (video_console_address)
-#define CONSOLE_ROW_SECOND (video_console_address + CONSOLE_ROW_SIZE)
+#define CONSOLE_ROW_SECOND (video_console_address + CONSOLE_ROW_SIZE)
#define CONSOLE_ROW_LAST (video_console_address + CONSOLE_SIZE - CONSOLE_ROW_SIZE)
-#define CONSOLE_SIZE (CONSOLE_ROW_SIZE * CONSOLE_ROWS)
+#define CONSOLE_SIZE (CONSOLE_ROW_SIZE * CONSOLE_ROWS)
#define CONSOLE_SCROLL_SIZE (CONSOLE_SIZE - CONSOLE_ROW_SIZE)
/*
@@ -287,8 +295,8 @@ static int video_maprgb (int r, int g, int b)
/* Calculate YUV values (0-255) from RGB beetween 0-100 */
YUYV.Y1 = YUYV.Y2 = 209 * (pR + pG + pB) / 300 + 16;
- YUYV.U = pR - (pG * 3 / 4) - (pB / 4) + 128;
- YUYV.V = pB - (pR / 4) - (pG * 3 / 4) + 128;
+ YUYV.U = pR - (pG * 3 / 4) - (pB / 4) + 128;
+ YUYV.V = pB - (pR / 4) - (pG * 3 / 4) + 128;
return *ret;
#endif
#ifdef VIDEO_MODE_RGB
@@ -473,6 +481,7 @@ static inline void video_putstring (int xx, int yy, unsigned char *s)
/* ** VIDEO CONTROLLER LOW-LEVEL FUNCTIONS */
/************************************************************************/
+#if !defined(CONFIG_RRVISION)
static void video_mode_dupefield (VRAM * source, VRAM * dest, int entries)
{
int i;
@@ -485,6 +494,7 @@ static void video_mode_dupefield (VRAM * source, VRAM * dest, int entries)
dest[0].lcyc++; /* Add a cycle to the first entry */
dest[entries - 1].lst = 1; /* Set end of ram entries */
}
+#endif
static void inline video_mode_addentry (VRAM * vr,
int Hx, int Vx, int Fx, int Bx,
@@ -501,7 +511,7 @@ static void inline video_mode_addentry (VRAM * vr,
vr->lst = LST;
}
-#define ADDENTRY(a,b,c,d,e,f,g,h,i) video_mode_addentry(&vr[entry++],a,b,c,d,e,f,g,h,i)
+#define ADDENTRY(a,b,c,d,e,f,g,h,i) video_mode_addentry(&vr[entry++],a,b,c,d,e,f,g,h,i)
static int video_mode_generate (void)
{
@@ -539,9 +549,12 @@ static int video_mode_generate (void)
Y1 = video_panning_value_y & 0xfffe;
Y2 = DY - Y1;
+ debug("X1=%d, X2=%d, Y1=%d, Y2=%d, DX=%d, DY=%d VIDEO_COLS=%d \n",
+ X1, X2, Y1, Y2, DX, DY, VIDEO_COLS);
+
#ifdef VIDEO_MODE_NTSC
/*
- * Hx Vx Fx Bx VDS INT LCYC LP LST
+ * Hx Vx Fx Bx VDS INT LCYC LP LST
*
* Retrace blanking
*/
@@ -641,6 +654,73 @@ static int video_mode_generate (void)
#endif
#ifdef VIDEO_MODE_PAL
+
+#if defined(CONFIG_RRVISION)
+
+#define HPW 160 /* horizontal pulse width (was 139) */
+#define VPW 2 /* vertical pulse width */
+#define HBP 104 /* horizontal back porch (was 112) */
+#define VBP 19 /* vertical back porch (was 19) */
+#define VID_R 240 /* number of rows */
+
+ debug ("[VIDEO CTRL] Starting to add controller entries...");
+/*
+ * Even field
+ */
+ ADDENTRY (0, 3, 0, 3, 1, 0, 2, 0, 0);
+ ADDENTRY (0, 0, 0, 3, 1, 0, HPW, 0, 0);
+ ADDENTRY (3, 0, 0, 3, 1, 0, HBP + (VIDEO_COLS * 2) + 72, 0, 0);
+
+ ADDENTRY (0, 0, 0, 3, 1, 0, VPW, 1, 0);
+ ADDENTRY (0, 0, 0, 3, 1, 0, HPW-1, 0, 0);
+ ADDENTRY (3, 0, 0, 3, 1, 0, HBP + (VIDEO_COLS * 2) + 72, 1, 0);
+
+ ADDENTRY (0, 3, 0, 3, 1, 0, VBP, 1, 0);
+ ADDENTRY (0, 3, 0, 3, 1, 0, HPW-1, 0, 0);
+ ADDENTRY (3, 3, 0, 3, 1, 0, HBP + (VIDEO_COLS * 2) + 72, 1, 0);
+/*
+ * Active area
+ */
+ ADDENTRY (0, 3, 0, 3, 1, 0, VID_R , 1, 0);
+ ADDENTRY (0, 3, 0, 3, 1, 0, HPW-1, 0, 0);
+ ADDENTRY (3, 3, 0, 3, 1, 0, HBP, 0, 0);
+ ADDENTRY (3, 3, 0, 3, 0, 0, VIDEO_COLS*2, 0, 0);
+ ADDENTRY (3, 3, 0, 3, 1, 0, 72, 1, 1);
+
+ ADDENTRY (0, 3, 0, 3, 1, 0, 51, 1, 0);
+ ADDENTRY (0, 3, 0, 3, 1, 0, HPW-1, 0, 0);
+ ADDENTRY (3, 3, 0, 3, 1, 0, HBP +(VIDEO_COLS * 2) + 72 , 1, 0);
+/*
+ * Odd field
+ */
+ ADDENTRY (0, 3, 0, 3, 1, 0, 2, 0, 0);
+ ADDENTRY (0, 0, 0, 3, 1, 0, HPW, 0, 0);
+ ADDENTRY (3, 0, 0, 3, 1, 0, HBP + (VIDEO_COLS * 2) + 72, 0, 0);
+
+ ADDENTRY (0, 0, 0, 3, 1, 0, VPW+1, 1, 0);
+ ADDENTRY (0, 0, 0, 3, 1, 0, HPW-1, 0, 0);
+ ADDENTRY (3, 0, 0, 3, 1, 0, HBP + (VIDEO_COLS * 2) + 72, 1, 0);
+
+ ADDENTRY (0, 3, 0, 3, 1, 0, VBP, 1, 0);
+ ADDENTRY (0, 3, 0, 3, 1, 0, HPW-1, 0, 0);
+ ADDENTRY (3, 3, 0, 3, 1, 0, HBP + (VIDEO_COLS * 2) + 72, 1, 0);
+/*
+ * Active area
+ */
+ ADDENTRY (0, 3, 0, 3, 1, 0, VID_R , 1, 0);
+ ADDENTRY (0, 3, 0, 3, 1, 0, HPW-1, 0, 0);
+ ADDENTRY (3, 3, 0, 3, 1, 0, HBP, 0, 0);
+ ADDENTRY (3, 3, 0, 3, 0, 0, VIDEO_COLS*2, 0, 0);
+ ADDENTRY (3, 3, 0, 3, 1, 0, 72, 1, 1);
+
+ ADDENTRY (0, 3, 0, 3, 1, 0, 51, 1, 0);
+ ADDENTRY (0, 3, 0, 3, 1, 0, HPW-1, 0, 0);
+ ADDENTRY (3, 3, 0, 3, 1, 0, HBP +(VIDEO_COLS * 2) + 72 , 1, 0);
+
+ debug ("done\n");
+
+#else /* !CONFIG_RRVISION */
+
/*
* Hx Vx Fx Bx VDS INT LCYC LP LST
*
@@ -692,7 +772,9 @@ static int video_mode_generate (void)
* one more cycle loop and a last identifier)
*/
video_mode_dupefield (vr, &vr[entry], entry);
-#endif
+#endif /* CONFIG_RRVISION */
+
+#endif /* VIDEO_MODE_PAL */
/* See what FIFO are we using */
fifo = GETBIT (immap->im_vid.vid_vsr, VIDEO_VSR_CAS);
@@ -829,26 +911,19 @@ static void video_ctrl_init (void *memptr)
debug ("[VIDEO CTRL] Turning on video port led...\n");
SETBIT (*(int *) BCSR4, VIDEO_BCSR4_VIDLED_BIT, 0);
#endif
-
#ifdef CONFIG_RRVISION
- /* enable clock: set PD3 to VCLK, PC5 to HIGH */
- {
- volatile immap_t *immr = (immap_t *) CFG_IMMR;
-
- debug ("PDPAR=%04X PDDIR=%04X PDDAT=%04X\n",
- immr->im_ioport.iop_pdpar,
- immr->im_ioport.iop_pddir,
- immr->im_ioport.iop_pddat);
-
- debug ("[RRvision] PC5 -> Output (1): ");
- immr->im_ioport.iop_pcpar &= ~(0x0400);
- immr->im_ioport.iop_pcdir |= 0x0400 ;
- immr->im_ioport.iop_pcdat |= 0x0400 ;
- debug ("PCPAR=%04X PCDIR=%04X PCDAT=%04X\n",
- immr->im_ioport.iop_pcpar,
- immr->im_ioport.iop_pcdir,
- immr->im_ioport.iop_pcdat);
- }
+ debug ("PC5->Output(1): enable PAL clock");
+ immap->im_ioport.iop_pcpar &= ~(0x0400);
+ immap->im_ioport.iop_pcdir |= 0x0400 ;
+ immap->im_ioport.iop_pcdat |= 0x0400 ;
+ debug ("PDPAR=0x%04X PDDIR=0x%04X PDDAT=0x%04X\n",
+ immap->im_ioport.iop_pdpar,
+ immap->im_ioport.iop_pddir,
+ immap->im_ioport.iop_pddat);
+ debug ("PCPAR=0x%04X PCDIR=0x%04X PCDAT=0x%04X\n",
+ immap->im_ioport.iop_pcpar,
+ immap->im_ioport.iop_pcdir,
+ immap->im_ioport.iop_pcdat);
#endif /* CONFIG_RRVISION */
/* Blanking the screen. */
generated by cgit v1.1 at 2024-11-17 14:44:29 +0000