Ticket #5380: haiku-beagle-video.diff

src/system/boot/platform/u-boot/video.cpp

@@ -88 +88 @@
         return;
 
     //XXX: not yet, DISABLED
-    return;
+    //return;
 
     status_t err;
 
@@ -118 +118 @@
         #warning ARM:TODO
     arch_probe_video_mode();
     //XXX for testing
-    //platform_switch_to_logo();
+    platform_switch_to_logo();
     //return arch_probe_video_mode();
-    //return B_OK;
+    return B_OK;
 }
 

src/system/boot/platform/u-boot/Jamfile

@@ -196 +197 @@
         $(HAIKU_BOARD_SDIMAGE_UBOOT_SCRIPT) ;
 }
 
+if $(HAIKU_BOARD_MLO_IMAGE) && $(HAIKU_BOARD_MLO_IMAGE_URL) {
+    DownloadFile $(HAIKU_BOARD_MLO_IMAGE) $(HAIKU_BOARD_MLO_IMAGE_URL) ;
+}
+
 if $(HAIKU_BOARD_UBOOT_IMAGE) && $(HAIKU_BOARD_UBOOT_IMAGE_URL) {
     # Download the u-boot binary file.
     DownloadFile $(HAIKU_BOARD_UBOOT_IMAGE) $(HAIKU_BOARD_UBOOT_IMAGE_URL) ;

src/system/boot/arch/arm/arch_video.cpp

@@ -209 +209 @@
 #elif BOARD_CPU_OMAP3
 //  #pragma mark -
 
+#include "graphics/omap/omap3_regs.h"
 
+extern void *gFrameBufferBase;
+
+struct video_mode {
+    short width, height;
+    const char *name;
+    uint32 dispc_timing_h;
+    uint32 dispc_timing_v;
+    uint32 dispc_divisor;
+    uint32 dss_divisor;
+};
+
+// Master clock (PLL4) is 864 Mhz, and changing it is a pita since it
+// cascades to other devices. 
+// Pixel clock is 864 / cm_clksel_dss.dss1_alwan_fclk / dispc_divisor.divisor.pcd
+// So most of these modes are just approximate (1280x1024 is correct)
+// List must be in ascending order.
+struct video_mode modes[] = {
+    {
+        640, 480, "640x480-71",
+        (128 << DISPCB_HBP) | (24 << DISPCB_HFP) | (40 << DISPCB_HSW),
+        (28 << DISPCB_VBP) | (9 << DISPCB_VFP) | (3 << DISPCB_VSW),
+        2, 14
+    },
+    {
+        800, 600, "800x600-59",
+        (88 << DISPCB_HBP) | (40 << DISPCB_HFP) | (128 << DISPCB_HSW),
+        (23 << DISPCB_VBP) | (1 << DISPCB_VFP) | (4 << DISPCB_VSW),
+        2, 11
+    },            
+    {
+        1024, 768, "1024x768-61",
+        (160 << DISPCB_HBP) | (24 << DISPCB_HFP) | (136 << DISPCB_HSW),
+        (29 << DISPCB_VBP) | (3 << DISPCB_VFP) | (6 << DISPCB_VSW),
+        1, 13
+    },
+    {
+        1280, 1024, "1280x1024-60",
+        (248 << DISPCB_HBP) | (48 << DISPCB_HFP) | (112 << DISPCB_HSW),
+        (38 << DISPCB_VBP) | (1 << DISPCB_VFP) | (3 << DISPCB_VSW),
+        1, 8
+    },
+};
+
+
+static inline void setaddr(uint32 reg, unsigned int v)
+{
+    *((volatile uint32 *)(reg)) = v;
+}
+
+
+static inline void modaddr(unsigned int reg, unsigned int m, unsigned int v)
+{
+    uint32 o;
+
+    o = *((volatile uint32 *)(reg));
+    o &= ~m;
+    o |= v;
+    *((volatile uint32 *)(reg)) = o;
+}
+
+
+static inline void setreg(uint32 base, unsigned int reg, unsigned int v)
+{
+    *((volatile uint32 *)(base+reg)) = v;
+}
+
+
+static inline uint32 readreg(uint32 base, unsigned int reg)
+{
+    return *((volatile uint32 *)(base+reg));
+}
+
+
+static inline void modreg(uint32 base, unsigned int reg, unsigned int m, unsigned int v)
+{
+    uint32 o;
+
+    o = *((volatile uint32 *)(base+reg));
+    o &= ~m;
+    o |= v;
+    *((volatile uint32 *)(base+reg)) = o;
+}
+
+
+// init beagle gpio for video
+static void omap_beagle_init(void)
+{
+    // setup GPIO stuff, i can't find any references to these
+    setreg(GPIO1_BASE, GPIO_OE, 0xfefffedf);
+    setreg(GPIO1_BASE, GPIO_SETDATAOUT, 0x01000120);
+    // DVI-D is enabled by GPIO 170?
+}
+
+
+static void omap_clock_init(void)
+{
+    // sets pixel clock to 72MHz
+
+    // sys_clk = 26.0 Mhz
+    // DPLL4 = sys_clk * 432 / 13 = 864
+    // DSS1_ALWON_FCLK = 864 / 6 = 144
+    // Pixel clock (DISPC_DIVISOR) = 144 / 2 = 72Mhz
+    // and also VENC clock = 864 / 16 = 54MHz
+
+    // The clock multiplier/divider cannot be changed
+    // without affecting other system clocks - do don't.
+
+    // pll4 clock multiplier/divider
+    setaddr(CM_CLKSEL2_PLL, (432 << 8) | 12);
+    // tv clock divider, dss1 alwon fclk divider
+    setaddr(CM_CLKSEL_DSS, (16 << 8) | 6);
+    // core/peripheral PLL to 1MHz
+    setaddr(CM_CLKEN_PLL, 0x00370037);
+}
+
+
+static void omap_dss_init(void)
+{
+    setreg(DSS_BASE, DSS_SYSCONFIG, DSS_AUTOIDLE);
+    // Select DSS1 ALWON as clock source
+    setreg(DSS_BASE, DSS_CONTROL, DSS_VENC_OUT_SEL | DSS_DAC_POWERDN_BGZ | DSS_DAC_DEMEN | DSS_VENC_CLOCK_4X_ENABLE);
+}
+
+
+static void omap_dispc_init(void)
+{
+    uint32 DISPC = DISPC_BASE;
+
+    setreg(DISPC, DISPC_SYSCONFIG,
+        DISPC_MIDLEMODE_SMART
+        | DISPC_SIDLEMODE_SMART
+        | DISPC_ENWAKEUP
+        | DISPC_AUTOIDLE);
+
+    setreg(DISPC, DISPC_CONFIG, DISPC_LOADMODE_FRAME);
+
+    // LCD default colour = black
+    setreg(DISPC, DISPC_DEFAULT_COLOR0, 0x000000);
+
+    setreg(DISPC, DISPC_POL_FREQ,
+        DISPC_POL_IPC
+        | DISPC_POL_IHS
+        | DISPC_POL_IVS
+        | (2<<DISPCB_POL_ACBI)
+        | (8<<DISPCB_POL_ACB));
+
+    // Set pixel clock divisor = 2
+    setreg(DISPC, DISPC_DIVISOR,
+        (1<<DISPCB_DIVISOR_LCD)
+        | (2<<DISPCB_DIVISOR_PCD));
+
+    // Disable graphical output
+    setreg(DISPC, DISPC_GFX_ATTRIBUTES, 0);
+
+    // Turn on the LCD output
+    setreg(DISPC, DISPC_CONTROL,
+        DISPC_GPOUT1
+        | DISPC_GPOUT0
+        | DISPC_TFTDATALINES_24
+        | DISPC_STDITHERENABLE
+        | DISPC_GOLCD
+        | DISPC_STNTFT
+        | DISPC_LCDENABLE
+        );
+
+    while ((readreg(DISPC, DISPC_CONTROL) & DISPC_GOLCD))
+        ;
+}
+
+
+static void omap_set_lcd_mode(int w, int h) {
+    uint32 DISPC = DISPC_BASE;
+    unsigned int i;
+    struct video_mode *m;
+
+    dprintf("omap3: set_lcd_mode %d,%d\n", w, h);
+
+    for (i=0;i<sizeof(modes)/sizeof(modes[0]);i++) {
+        if (w <= modes[i].width 
+            && h <= modes[i].height)
+        goto found;
+    }
+    i -= 1;
+found:
+    m = &modes[i];
+    
+    dprintf("omap3: found mode[%s]\n", m->name);
+
+    setreg(DISPC, DISPC_SIZE_LCD, (m->width - 1) | ((m->height-1) << 16));
+    setreg(DISPC, DISPC_TIMING_H, m->dispc_timing_h);
+    setreg(DISPC, DISPC_TIMING_V, m->dispc_timing_v);
+
+    modreg(DISPC, DISPC_DIVISOR, 0xffff, m->dispc_divisor);
+    modaddr(CM_CLKSEL_DSS, 0xffff, m->dss_divisor);
+
+    // Tell hardware to update, and wait for it
+    modreg(DISPC, DISPC_CONTROL,
+          DISPC_GOLCD,
+          DISPC_GOLCD);
+
+    while ((readreg(DISPC, DISPC_CONTROL) & DISPC_GOLCD))
+        ;
+}
+
+
+static void omap_attach_framebuffer(void *data, int width, int height, int depth)
+{
+    uint32 DISPC = DISPC_BASE;
+    uint32 gsize = ((height-1)<<16) | (width-1);
+
+    dprintf("omap3: attach bitmap (%d,%d) %p to screen\n", width, height, data);
+
+    setreg(DISPC, DISPC_GFX_BA0, (uint32)data);
+    setreg(DISPC, DISPC_GFX_BA1, (uint32)data);
+    setreg(DISPC, DISPC_GFX_POSITION, 0);
+    setreg(DISPC, DISPC_GFX_SIZE, gsize);
+    setreg(DISPC, DISPC_GFX_FIFO_THRESHOLD, (0x3ff << 16) | 0x3c0);
+    setreg(DISPC, DISPC_GFX_ROW_INC, 1);
+    setreg(DISPC, DISPC_GFX_PIXEL_INC, 1);
+    setreg(DISPC, DISPC_GFX_WINDOW_SKIP, 0);
+    setreg(DISPC, DISPC_GFX_ATTRIBUTES,
+           DISPC_GFXFORMAT_RGB16
+           | DISPC_GFXBURSTSIZE_16x32
+           | DISPC_GFXENABLE);
+
+    // Tell hardware to update, and wait for it
+    modreg(DISPC, DISPC_CONTROL,
+           DISPC_GOLCD,
+           DISPC_GOLCD);
+    
+    while ((readreg(DISPC, DISPC_CONTROL) & DISPC_GOLCD))
+        ;
+}
+
+
+static void omap_init(void) {
+    dprintf("omap3: video_init()\n");
+
+    setreg(DISPC_BASE, DISPC_IRQENABLE, 0x00000);
+    setreg(DISPC_BASE, DISPC_IRQSTATUS, 0x1ffff);
+
+    omap_beagle_init();
+    omap_clock_init();
+    omap_dss_init();
+    omap_dispc_init();
+}
+
+
 status_t
 arch_probe_video_mode(void)
 {
-    return B_ERROR;
+    gKernelArgs.frame_buffer.depth = 16;
+    gKernelArgs.frame_buffer.width = 1024;
+    gKernelArgs.frame_buffer.height = 768;
+    gKernelArgs.frame_buffer.bytes_per_row = gKernelArgs.frame_buffer.width * 2;
+    gKernelArgs.frame_buffer.physical_buffer.size = gKernelArgs.frame_buffer.width
+        * gKernelArgs.frame_buffer.height
+        * gKernelArgs.frame_buffer.depth / 8;
+
+#if 0
+    if (!gFrameBufferBase) {
+        int err = platform_allocate_region(&gFrameBufferBase, gKernelArgs.frame_buffer.physical_buffer.size, 0, false);
+        if (err < B_OK) return err;
+        gKernelArgs.frame_buffer.physical_buffer.start = (addr_t)gFrameBufferBase;
+        dprintf("video framebuffer: %p\n", gFrameBufferBase);
+    }
+#else
+    gFrameBufferBase = (void *)0x88000000;
+    gKernelArgs.frame_buffer.physical_buffer.start = (addr_t)gFrameBufferBase;
+#endif
+
+    dprintf("video mode: %ux%ux%u\n", gKernelArgs.frame_buffer.width,
+        gKernelArgs.frame_buffer.height, gKernelArgs.frame_buffer.depth);
+
+    gKernelArgs.frame_buffer.enabled = true;
+
+    omap_init();
+
+    return B_OK;
 }
 
 
 status_t
 arch_set_video_mode(int width, int height, int depth)
 {
-    return B_ERROR;
+    dprintf("arch_set_video_mode %d,%d @ %d\n", width, height, depth);
+
+    omap_set_lcd_mode(width, height);
+    omap_attach_framebuffer(gFrameBufferBase, width, height, depth);
+
+    return B_OK;
 }
 
 
 status_t
 arch_set_default_video_mode()
 {
-    return arch_set_video_mode(800, 600, 32);
+    dprintf("arch_set_default_video_mode()\n");
+
+    return arch_set_video_mode(1024, 768, 16);
 }
 
 

headers/private/kernel/arch/arm/omap3.h

@@ -253 +253 @@
 #define I2C_ACTOA           (0x50)
 #define I2C_SBLOCK          (0x54)
 
+/* GPIO */
+#define GPIO1_BASE 0x48310000
+#define GPIO2_BASE 0x49050000
+#define GPIO3_BASE 0x49052000
+#define GPIO4_BASE 0x49054000
+#define GPIO5_BASE 0x49056000
+#define GPIO6_BASE 0x49058000
+
+/* (incomplete) */
+#define GPIO_OE 0x034
+#define GPIO_DATAIN 0x038
+#define GPIO_DATAOUT 0x03C
+#define GPIO_SETDATAOUT 0x094
+
 #endif
 

headers/private/graphics/omap/omap3_regs.h

@@ +1 @@
+/*
+ * Copyright 2010 Michael Zucchi.
+ * Distributed under the terms of the MIT License.
+ *
+ */
+#ifndef _OMAP3_VIDEO_H
+#define _OMAP3_VIDEO_H
+
+/* ********************************************************************** */
+/* S 1.7.2 Display Subsystem & SDI Registers */
+
+#define DSS_BASE 0x48050000
+
+#define DSS_SYSCONFIG 0x010
+#define DSS_SYSSTATUS 0x014
+#define DSS_IRQSTATUS 0x018
+#define DSS_CONTROL 0x040
+#define DSS_SDI_CONTROL 0x044
+#define DSS_PLL_CONTROL 0x048
+#define DSS_SDI_STATUS 0x05C
+
+/* SYSCONFIG bits */
+#define DSS_AUTOIDLE 1
+#define DSS_SOFTRESET 2
+/* SYSSTATUS bits */
+#define DSS_RESETDONE 1
+/* CONTROL bits */
+#define DSS_VENC_OUT_SEL (1<<6) /* set s-video */
+#define DSS_DAC_POWERDN_BGZ (1<<5)
+#define DSS_DAC_DEMEN (1<<4)
+#define DSS_VENC_CLOCK_4X_ENABLE (1<<3)
+#define DSS_VENC_CLOCK_MODE (1<<2) /* set square pixel */
+#define DSS_DSI_CLK_SWITCH (1<<1) /* select DSI2 PLL FCLK otherwise DSS1 ALWON FCLK */
+#define DSS_DSS1_CLK_SWITCH (1<<0) /* same */
+
+/* ********************************************************************** */
+/* S 1.7.3 Display controller */
+
+#define DISPC_BASE 0x48050400
+
+#define DISPC_SYSCONFIG 0x010
+#define DISPC_SYSSTATUS 0x014
+#define DISPC_IRQSTATUS 0x018
+#define DISPC_IRQENABLE 0x01C
+#define DISPC_CONTROL 0x040
+#define DISPC_CONFIG 0x044
+#define DISPC_DEFAULT_COLOR0 0x04c
+#define DISPC_DEFAULT_COLOR1 0x050
+#define DISPC_TRANS_COLOR0 0x54
+#define DISPC_TRANS_COLOR1 0x58
+#define DISPC_LINE_STATUS 0x05C
+#define DISPC_LINE_NUMBER 0x060
+#define DISPC_TIMING_H 0x064
+#define DISPC_TIMING_V 0x068
+#define DISPC_POL_FREQ 0x06C
+#define DISPC_DIVISOR 0x070
+#define DISPC_GLOBAL_ALPHA 0x074
+#define DISPC_SIZE_DIG 0x078
+#define DISPC_SIZE_LCD 0x07C
+
+#define DISPC_GFX_BA0 0x080
+#define DISPC_GFX_BA1 0x084
+#define DISPC_GFX_POSITION 0x088
+#define DISPC_GFX_SIZE 0x08C
+#define DISPC_GFX_ATTRIBUTES 0x0A0
+#define DISPC_GFX_FIFO_THRESHOLD 0x0A4
+#define DISPC_GFX_FIFO_SIZE_STATUS 0x0A8
+#define DISPC_GFX_ROW_INC 0x0AC
+#define DISPC_GFX_PIXEL_INC 0x0B0
+#define DISPC_GFX_WINDOW_SKIP 0x0B4
+#define DISPC_GFX_TABLE_BA 0x0B8
+
+#define DISPC_VID1_BA0 0x0BC
+#define DISPC_VID1_BA1 0x0C0
+#define DISPC_VID2_BA0 0x14C
+#define DISPC_VID2_BA1 0x150
+
+#define DISPC_VID1_POSITION 0x0C4
+#define DISPC_VID2_POSITION (0x0C4+0x90)
+#define DISPC_VID1_SIZE 0x0C8
+#define DISPC_VID2_SIZE (0x0C8+0x90)
+#define DISPC_VID1_ATTRIBUTES 0x0CC
+#define DISPC_VID2_ATTRIBUTES (0x0CC+0x90)
+
+#define DISPC_VID1_FIFO_THRESHOLD 0x0D0
+#define DISPC_VID2_FIFO_THRESHOLD (0x0D0+0x90)
+#define DISPC_VID1_FIFO_SIZE_STATUS 0x0D4
+#define DISPC_VID2_FIFO_SIZE_STATUS (0x0D4+0x90)
+#define DISPC_VID1_ROW_INC 0x0D8
+#define DISPC_VID2_ROW_INC (0x0D8+0x90)
+#define DISPC_VID1_PIXEL_INC 0x0DC
+#define DISPC_VID2_PIXEL_INC (0x0DC+0x90)
+/*
+#define DISPC_VIDn_FIR 0x0E0+((n-1)*
+*/
+#define DISPC_VID1_PICTURE_SIZE 0x0E4
+#define DISPC_VID2_PICTURE_SIZE (0x0E4+0x90)
+/*
+#define DISPC_VIDn_ACCUl 0x0E8
+#define DISPC_VIDn_FIR_COEF_Hi 0x0F0+
+#define DISPC_VIDn_FIR_COEF_HVi 0x0F4+
+*/
+#define DISPC_VID1_CONV_COEF0 0x130
+#define DISPC_VID2_CONV_COEF0 (0x130+0x90)
+#define DISPC_VID1_CONV_COEF1 0x134
+#define DISPC_VID2_CONV_COEF1 (0x134+0x90)
+#define DISPC_VID1_CONV_COEF2 0x138
+#define DISPC_VID2_CONV_COEF2 (0x138+0x90)
+#define DISPC_VID1_CONV_COEF3 0x13C
+#define DISPC_VID2_CONV_COEF3 (0x13C+0x90)
+#define DISPC_VID1_CONV_COEF4 0x140
+#define DISPC_VID2_CONV_COEF4 (0x140+0x90)
+/*
+#define DISPC_DATA_CYCLEk 0x1D4+((k-1)*
+#define DISPC_VIDn_FIR_COEF_Vi 0x1E0+
+*/
+#define DISPC_CPR_COEF_R 0x220
+#define DISPC_CPR_COEF_G 0x224
+#define DISPC_CPR_COEF_B 0x228
+#define DISPC_GFX_PRELOAD 0x22C
+#define DISPC_VID1_PRELOAD 0x230
+#define DISPC_VID2_PRELOAD 0x234
+
+/* DISPC_SYSCONFIG bits */
+#define DISPC_MIDLEMODE_FORCE (0<<12)
+#define DISPC_MIDLEMODE_NEVER (1<<12)
+#define DISPC_MIDLEMODE_SMART (2<<12)
+
+#define DISPC_SIDLEMODE_FORCE (0<<3)
+#define DISPC_SIDLEMODE_NEVER (1<<3)
+#define DISPC_SIDLEMODE_SMART (2<<3)
+
+#define DISPC_ENWAKEUP (1<<2)
+#define DISPC_SOFTRESET (1<<1)
+#define DISPC_AUTOIDLE (1<<0)
+
+/* DISPC_SYSSTATUS bits */
+#define DISPC_RESETDONE 1
+
+/* TODO: IRQ bits */
+
+/* DISPC_CONTROL bits (incomplete) */
+#define DISPC_DITHER_FRAMES_0 (0<<30)
+#define DISPC_DITHER_FRAMES_2 (1<<30)
+#define DISPC_DITHER_FRAMES_4 (2<<30)
+#define DISPC_LCDENABLEPOL (1<<29)
+#define DISPC_LCDENABLESIGNAL (1<<28)
+#define DISPC_PCKFREEENABLE (1<<27)
+#define DISPC_GPOUT1 (1<<16)
+#define DISPC_GPOUT0 (1<<15)
+#define DISPC_GPIN1 (1<<14)
+#define DISPC_GPIN0 (1<<13)
+#define DISPC_OVERLAYOPTIMISATION (1<<12)
+#define DISPC_STALLMODE (1<<11)
+#define DISPC_TFTDATALINES_12 (0<<8)
+#define DISPC_TFTDATALINES_16 (1<<8)
+#define DISPC_TFTDATALINES_18 (2<<8)
+#define DISPC_TFTDATALINES_24 (3<<8)
+#define DISPC_STDITHERENABLE (1<<7)
+#define DISPC_GODIGITAL (1<<6)
+#define DISPC_GOLCD (1<<5)
+#define DISPC_M8B (1<<4)
+#define DISPC_STNTFT (1<<3)
+#define DISPC_MONOCOLOR (1<<2)
+#define DISPC_DIGITALENABLE (1<<1)
+#define DISPC_LCDENABLE (1<<0)
+
+/* DISPC_CONFIG bits */
+#define DISPC_TVALPHABLENDERENABLE (1<<19)
+#define DISPC_LCDALPHABLENDERENABLE (1<<18)
+#define DISPC_FIFOFILLING (1<<17)
+#define DISPC_FIFOHANDCHECK (1<<16)
+#define DISPC_CPR (1<<15)
+#define DISPC_FIFOMERGE (1<<14)
+#define DISPC_TCKDIGSELECTION (1<<13)
+#define DISPC_TCKDIGENABLE (1<<12)
+#define DISPC_TCKLCDSELECTION (1<<11)
+#define DISPC_TCKLCDENABLE (1<<10)
+#define DISPC_FUNCGATED (1<<9)
+#define DISPC_ACBIASGATED (1<<8)
+#define DISPC_VSYNCGATED (1<<7)
+#define DISPC_HSYNCGATED (1<<6)
+#define DISPC_PIXELCLOCKGATED (1<<5)
+#define DISPC_PIXELDATAGATED (1<<4)
+#define DISPC_PALETTEGAMMATABLE (1<<3)
+#define DISPC_LOADMODE_EVERY (0<<1)
+#define DISPC_LOADMODE_MANUAL (1<<1)
+#define DISPC_LOADMODE_FRAME (2<<1)
+#define DISPC_LOADMODE_FIRST (3<<1)
+#define DISPC_PIXELGATED 1
+
+/* DISPC_TIMING_H bits and masks */
+#define DISPCB_HBP 20
+#define DISPCB_HFP 8
+#define DISPCB_HSW 0
+#define DISPCM_HBP 0xfff00000
+#define DISPCM_HFP 0x000fff00
+#define DISPCM_HSW 0x000000ff
+
+/* DISPC_TIMING_V bits and masks */
+#define DISPCB_VBP 20
+#define DISPCB_VFP 8
+#define DISPCB_VSW 0
+#define DISPCM_VBP 0x0ff00000
+#define DISPCM_VFP 0x0000ff00
+#define DISPCM_VSW 0x0000003f
+
+/* DISPC_POL_FREQ bits */
+#define DISPC_POL_ONOFF (1<<17)
+#define DISPC_POL_RF (1<<16)
+#define DISPC_POL_IEO (1<<15)
+#define DISPC_POL_IPC (1<<14)
+#define DISPC_POL_IHS (1<<13)
+#define DISPC_POL_IVS (1<<12)
+#define DISPCB_POL_ACBI 8
+#define DISPCM_POL_ACBI 0xf00
+#define DISPCB_POL_ACB 0
+#define DISPCM_POL_ACB 0xff
+
+/* DISPC_DIVISOR bits */
+#define DISPCB_DIVISOR_LCD 16
+#define DISPCB_DIVISOR_PCD 0
+
+/* DISPC_GFX_ATTRIBUTES bits */
+#define DISPC_GFXSELFREFRESH (1<<15)
+#define DISPC_GFXARBITRATION (1<<14)
+#define DISPC_GFXROTATION_0 (0<<12)
+#define DISPC_GFXROTATION_90 (1<<12)
+#define DISPC_GFXROTATION_180 (2<<12)
+#define DISPC_GFXROTATION_270 (3<<12)
+#define DISPC_GFXFIFOPRELOAD (1<<11)
+#define DISPC_GFXENDIANNESS (1<<10)
+#define DISPC_GFXNIBBLEMODE (1<<9)
+#define DISPC_GFXCHANNELOUT (1<<8)
+#define DISPC_GFXBURSTSIZE_4x32 (0<<6)
+#define DISPC_GFXBURSTSIZE_8x32 (1<<6)
+#define DISPC_GFXBURSTSIZE_16x32 (2<<6)
+#define DISPC_GFXREPLICATIONENABLE (1<<5)
+#define DISPC_GFXFORMAT_BITMAP1 (0<<1)
+#define DISPC_GFXFORMAT_BITMAP2 (1<<1)
+#define DISPC_GFXFORMAT_BITMAP4 (2<<1)
+#define DISPC_GFXFORMAT_BITMAP8 (3<<1)
+#define DISPC_GFXFORMAT_RGB12 (4<<1)
+#define DISPC_GFXFORMAT_ARGB16 (5<<1)
+#define DISPC_GFXFORMAT_RGB16 (6<<1)
+#define DISPC_GFXFORMAT_RGB32 (8<<1) /* 24 bit, 32-bit un - packed */
+#define DISPC_GFXFORMAT_RGB24 (9<<1)
+#define DISPC_GFXFORMAT_ARGB32 (12<<1)
+#define DISPC_GFXFORMAT_RGBA32 (13<<1)
+#define DISPC_GFXFORMAT_RGBx (14<<1)
+#define DISPC_GFXENABLE 1
+
+/* DISPC_VIDn_ATTRIBUTES bits */
+#define DISPC_VIDSELFREFRESH (1<<24)
+#define DISPC_VIDARBITRATION (1<<23)
+#define DISPC_VIDLINEBUFFERSPLOT (1<<22)
+#define DISPC_VIDVERTICALTAPS (1<<21)
+#define DISPC_VIDOPTIMISATION (1<<20)
+#define DISPC_VIDFIFOPRELOAD (1<<19)
+#define DISPC_VIDROWREPEATENABLE (1<<18)
+#define DISPC_VIDENDIANNESS (1<<17)
+#define DISPC_VIDCHANNELOUT (1<<16)
+#define DISPC_VIDBURSTSIZE_4x32 (0<<14)
+#define DISPC_VIDBURSTSIZE_8x32 (1<<14)
+#define DISPC_VIDBURSTSIZE_16x32 (2<<14)
+#define DISPC_VIDROTATION_0 (0<<12)
+#define DISPC_VIDROTATION_90 (1<<12)
+#define DISPC_VIDROTATION_180 (2<<12)
+#define DISPC_VIDROTATION_270 (3<<12)
+#define DISPC_VIDFULLRANGE (1<<11)
+#define DISPC_VIDREPLICATIONENABLE (1<<10)
+#define DISPC_VIDCOLORCONVENABLE (1<<9)
+#define DISPC_VIDVRESIZECONF (1<<8)
+#define DISPC_VIDHRESIZECONF (1<<7)
+#define DISPC_VIDRESIZEENABLE_H (1<<5)
+#define DISPC_VIDRESIZEENABLE_V (2<<5)
+#define DISPC_VIDRESIZEENABLE_HV (3<<5)
+// Only VID2 supports the alpha formats
+#define DISPC_VIDFORMAT_RGB12 (4<<1)
+#define DISPC_VIDFORMAT_ARGB16 (5<<1)
+#define DISPC_VIDFORMAT_RGB16 (6<<1)
+#define DISPC_VIDFORMAT_RGB32 (8<<1) /* 24 bit, 32-bit un - packed */
+#define DISPC_VIDFORMAT_RGB24 (9<<1)
+#define DISPC_VIDFORMAT_YUV2 (10<<1)
+#define DISPC_VIDFORMAT_UYVY (11<<1)
+#define DISPC_VIDFORMAT_ARGB32 (12<<1)
+#define DISPC_VIDFORMAT_RGBA32 (13<<1)
+#define DISPC_VIDFORMAT_RGBx (14<<1)
+#define DISPC_VIDENABLE 1
+
+/* TODO: video attributes, etc */
+
+/* ********************************************************************** */
+/* S 1.7.5 Video Encoder Registers */
+
+#define VENC_BASE 0x48050c00
+
+#define VENC_STATUS 0x04
+#define VENC_F_CONTROL 0x08
+#define VENC_VIDOUT_CTRL 0x10
+#define VENC_SYNC_CTRL 0x14
+#define VENC_LLEN 0x1C
+#define VENC_FLENS 0x20
+#define VENC_HFLTR_CTRL 0x24
+#define VENC_CC_CARR_WSS_CARR 0x28
+#define VENC_C_PHASE 0x2C
+#define VENC_GAIN_U 0x30
+#define VENC_GAIN_V 0x34
+#define VENC_GAIN_Y 0x38
+#define VENC_BLACK_LEVEL 0x3C
+#define VENC_BLANK_LEVEL 0x40
+#define VENC_X_COLOR 0x44
+#define VENC_M_CONTROL 0x48
+#define VENC_BSTAMP_WSS_DATA 0x4C
+#define VENC_S_CARR 0x50
+#define VENC_LINE21 0x54
+#define VENC_LN_SEL 0x58
+#define VENC_L21_WC_CTL 0x5C
+#define VENC_HTRIGGER_VTRIGGER 0x60
+#define VENC_SAVID_EAVID 0x64
+#define VENC_FLEN_FAL 0x68
+#define VENC_LAL_PHASE_RESET 0x6C
+#define VENC_HS_INT_START_STOP_X 0x70
+#define VENC_HS_EXT_START_STOP_X 0x74
+#define VENC_VS_INT_START_X 0x78
+#define VENC_VS_INT_STOP_X_VS_INT_START_Y 0x7C
+#define VENC_VS_INT_STOP_Y_VS_EXT_START_X 0x80
+#define VENC_VS_EXT_STOP_X_VS_EXT_START_Y 0x84
+#define VENC_VS_EXT_STOP_Y 0x88
+#define VENC_AVID_START_STOP_X 0x90
+#define VENC_AVID_START_STOP_Y 0x94
+#define VENC_FID_INT_START_X_FID_INT_START_Y 0xA0
+#define VENC_FID_INT_OFFSET_Y_FID_EXT_START_X 0xA4
+#define VENC_FID_EXT_START_Y_FID_EXT_OFFSET_Y 0xA8
+#define VENC_TVDETGP_INT_START_STOP_X 0xB0
+#define VENC_TVDETGP_INT_START_STOP_Y 0xB4
+#define VENC_GEN_CTRL 0xB8
+#define VENC_OUTPUT_CONTROL 0xC4
+#define VENC_OUTPUT_TEST 0xC8
+
+/* VENC_F_CONTROL bits */
+#define VENC_RESET (1<<8)
+#define VENC_SVDS_EXTERNAL (0<<6)
+#define VENC_SVDS_COLOURBAR (1<<6)
+#define VENC_SVDS_SOLID (2<<6)
+#define VENC_RGBF (1<<5)
+#define VENC_BCOLOR_BLACK (0<<2)
+#define VENC_BCOLOR_BLUE (1<<2)
+#define VENC_BCOLOR_RED (2<<2)
+#define VENC_BCOLOR_MAGENTA (3<<2)
+#define VENC_BCOLOR_GREEN (4<<2)
+#define VENC_BCOLOR_CYAN (5<<2)
+#define VENC_BCOLOR_YELLOW (6<<2)
+#define VENC_BCOLOR_WHITE (7<<2)
+#define VENC_FMT_24_RGB444 0
+#define VENC_FMT_24_444 1
+#define VENC_FMT_16_422 2
+#define VENC_FMT_8_422 2
+
+/* VENC_VIDOUT_CTRL bits */
+#define VENC_VIDOUT_54 (0)
+#define VENC_VIDOUT_27 (1)
+
+/* VENC_SYNC_CTRL bits */
+#define VENC_SYNC_FREE (1<<15)
+#define VENC_SYNC_ESAV (1<<14)
+#define VENC_SYNC_IGNP (1<<13)
+#define VENC_SYNC_NBLNKS (1<<12)
+#define VENC_SYNC_VBLKM_DFL (0<<10)
+#define VENC_SYNC_VBLKM_LAL (1<<10)
+#define VENC_SYNC_HBLKM_DFL (0<<10)
+#define VENC_SYNC_HBLKM_EAV (1<<10)
+#define VENC_SYNC_HBLKM_RANGE (2<<10)
+#define VENC_SYNC_FID_POL (1<<6)
+
+/* VENC_HFLTR_CTRL bits */
+#define VENC_CINTP_EN (0<<1)
+#define VENC_CINTP_BYPASS_1 (1<<1)
+#define VENC_CINTP_BYPASS_2 (2<<1)
+#define VENC_CINTP_BYPASS (3<<1)
+
+#define VENC_YINTP_EN (0<<0)
+#define VENC_YINTP_BYPASS (1<<0)
+
+/* VENC_CC_CARR_WSS_CARR bits */
+#define VENCB_FWSS 16
+#define VENCB_FCC 0
+
+/* VENC_X_COLOR bits */
+#define VENC_XCE (1<<6)
+#define VENC_XCBW_32_8 (0<<3)
+#define VENC_XCBW_26_5 (1<<3)
+#define VENC_XCBW_30_0 (2<<3)
+#define VENC_XCBW_29_2 (3<<3)
+#define VENC_LCD_0_0 0
+#define VENC_LCD_0_5 1
+#define VENC_LCD_1_0 2
+#define VENC_LCD_1_5 3
+#define VENC_LCD_m2_0 4
+#define VENC_LCD_m1_5 5
+#define VENC_LCD_m1_0 6
+#define VENC_LCD_m0_5 7
+
+/* VENC_M_CONTROL bits */
+#define VENC_M_PALI (1<<7)
+#define VENC_M_PALN (1<<6)
+#define VENC_M_PALPHS (1<<5)
+#define VENC_M_CBW_21_8 (0<<2)
+#define VENC_M_CBW_19_8 (1<<2)
+#define VENC_M_CBW_18_0 (2<<2)
+#define VENC_M_CBW_23_7 (5<<2)
+#define VENC_M_CBW_26_8 (6<<2)
+#define VENC_M_CBW_BYPASS (7<<2)
+#define VENC_M_PAL (1<<1)
+#define VENC_M_NTSC (1<<0)
+
+/* VENC_BSTAMP_WSS_DATA bits */
+#define VENCB_WSS_DATA (8)
+#define VENC_SQP (1<<7)
+
+/* VENC_S_CARR values - presets assuming Fclkenc = 27Mhz */
+#define VENC_FSC_R601_NTSC_M 0x21F07C1F
+#define VENC_FSC_R601_PAL_M 0x21E6EFE3
+#define VENC_FSC_R601_PAL_G 0x2A098ACB
+#define VENC_FSC_R601_PAL_Nc 0x21E6EFE3
+
+#endif