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//
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//
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//
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//
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//    Copyright 2010 TheSeven
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//    Copyright 2010 TheSeven
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//
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//
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//
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//
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#include "global.h"
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#include "global.h"
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#include "thread.h"
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#include "thread.h"
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#include "s5l8702.h"
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#include "s5l8702.h"
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#include "util.h"
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#include "util.h"
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#include "clockgates-target.h"
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static struct dma_lli lcd_lli[(LCD_WIDTH * LCD_HEIGHT - 1) / 0xfff]
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static struct dma_lli lcd_lli[(LCD_WIDTH * LCD_HEIGHT - 1) / 0xfff]
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    IDATA_ATTR __attribute__((aligned(16)));
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    IDATA_ATTR __attribute__((aligned(16)));
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static uint16_t lcd_color IDATA_ATTR;
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static uint16_t lcd_color IDATA_ATTR;
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static struct mutex lcd_mutex;
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static struct mutex lcd_mutex IDATA_ATTR;
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static struct wakeup lcd_wakeup IDATA_ATTR;
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static bool lcd_dma_busy IDATA_ATTR;
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static bool lcd_in_irq IDATA_ATTR;
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void lcd_init()
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void lcd_init()
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{
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{
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    mutex_init(&lcd_mutex);
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    wakeup_init(&lcd_wakeup);
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    lcd_in_irq = false;
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    lcd_dma_busy = true;
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    clockgate_dma(0, 4, true);
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    if (!(DMAC0C4CONFIG & 1))
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    {
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        lcd_dma_busy = false;
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        clockgate_dma(0, 4, false);
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    }
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}
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}
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int lcd_get_width()
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int lcd_get_width()
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{
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{
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    return LCD_WIDTH;
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    return LCD_WIDTH;
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}
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}
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bool displaylcd_busy() ICODE_ATTR;
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bool displaylcd_busy() ICODE_ATTR;
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bool displaylcd_busy()
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bool displaylcd_busy()
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{
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{
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    return DMAC0C4CONFIG & 1;
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    return lcd_dma_busy;
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}
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}
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bool displaylcd_safe()
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bool displaylcd_safe()
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{
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{
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    lcd_in_irq = true;
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    if (!lcd_dma_busy) return true;
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    return !(DMAC0C4CONFIG & 1);
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    return !(DMAC0C4CONFIG & 1);
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}
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}
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void displaylcd_sync() ICODE_ATTR;
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void displaylcd_sync() ICODE_ATTR;
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void displaylcd_sync()
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void displaylcd_sync()
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{
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{
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    mutex_lock(&lcd_mutex, TIMEOUT_BLOCK);
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    while (displaylcd_busy()) sleep(100);
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    while (displaylcd_busy()) wakeup_wait(&lcd_wakeup, TIMEOUT_BLOCK);
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    mutex_unlock(&lcd_mutex);
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}
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}
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void displaylcd_setup(unsigned int startx, unsigned int endx,
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void displaylcd_setup(unsigned int startx, unsigned int endx,
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                      unsigned int starty, unsigned int endy) ICODE_ATTR;
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                      unsigned int starty, unsigned int endy) ICODE_ATTR;
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void displaylcd_setup(unsigned int startx, unsigned int endx,
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void displaylcd_setup(unsigned int startx, unsigned int endx,
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                      unsigned int starty, unsigned int endy)
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                      unsigned int starty, unsigned int endy)
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{
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{
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    displaylcd_sync();
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    if (!lcd_in_irq)
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    {
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    mutex_lock(&lcd_mutex, TIMEOUT_BLOCK);
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        mutex_lock(&lcd_mutex, TIMEOUT_BLOCK);
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        displaylcd_sync();
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    }
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    if (lcd_detect() & 2)
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    if (lcd_detect() & 2)
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    {
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    {
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        lcd_send_cmd(0x210);
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        lcd_send_cmd(0x210);
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        lcd_send_data(startx);
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        lcd_send_data(startx);
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        lcd_send_cmd(0x211);
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        lcd_send_cmd(0x211);
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static void displaylcd_dma(void* data, int pixels, bool solid) ICODE_ATTR;
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static void displaylcd_dma(void* data, int pixels, bool solid) ICODE_ATTR;
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static void displaylcd_dma(void* data, int pixels, bool solid)
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static void displaylcd_dma(void* data, int pixels, bool solid)
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{
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{
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    int i;
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    int i;
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    lcd_dma_busy = true;
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    clockgate_dma(0, 4, true);
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    for (i = -1; i < (int)ARRAYLEN(lcd_lli) && pixels > 0; i++, pixels -= 0xfff)
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    for (i = -1; i < (int)ARRAYLEN(lcd_lli) && pixels > 0; i++, pixels -= 0xfff)
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    {
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    {
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        bool last = i + 1 >= ARRAYLEN(lcd_lli) || pixels <= 0xfff;
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        bool last = i + 1 >= ARRAYLEN(lcd_lli) || pixels <= 0xfff;
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        struct dma_lli* lli = i < 0 ? (struct dma_lli*)((int)&DMAC0C4LLI) : &lcd_lli[i];
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        struct dma_lli* lli = i < 0 ? (struct dma_lli*)((int)&DMAC0C4LLI) : &lcd_lli[i];
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        lli->srcaddr = data;
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        lli->srcaddr = data;
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{
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{
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    int pixels = (endx - startx + 1) * (endy - starty + 1);
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    int pixels = (endx - startx + 1) * (endy - starty + 1);
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    if (pixels <= 0) return;
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    if (pixels <= 0) return;
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    displaylcd_setup(startx, endx, starty, endy);
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    displaylcd_setup(startx, endx, starty, endy);
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    displaylcd_dma(data, pixels, false);
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    displaylcd_dma(data, pixels, false);
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    mutex_unlock(&lcd_mutex);
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    if (!lcd_in_irq) mutex_unlock(&lcd_mutex);
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}
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}
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void filllcd_native(unsigned int startx, unsigned int endx,
 192 
void filllcd_native(unsigned int startx, unsigned int endx,
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                    unsigned int starty, unsigned int endy, int color)
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                    unsigned int starty, unsigned int endy, int color)
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{
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{
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    int pixels = (endx - startx + 1) * (endy - starty + 1);
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    int pixels = (endx - startx + 1) * (endy - starty + 1);
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    if (pixels <= 0) return;
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    if (pixels <= 0) return;
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    displaylcd_setup(startx, endx, starty, endy);
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    displaylcd_setup(startx, endx, starty, endy);
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    lcd_color = color;
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    lcd_color = color;
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    displaylcd_dma(&lcd_color, pixels, true);
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    displaylcd_dma(&lcd_color, pixels, true);
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    mutex_unlock(&lcd_mutex);
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    if (!lcd_in_irq) mutex_unlock(&lcd_mutex);
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}
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}
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void displaylcd_dither(unsigned int x, unsigned int y, unsigned int width,
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void displaylcd_dither(unsigned int x, unsigned int y, unsigned int width,
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                       unsigned int height, void* data, unsigned int datax,
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                       unsigned int height, void* data, unsigned int datax,
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                       unsigned int datay, unsigned int stride, bool solid)
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                       unsigned int datay, unsigned int stride, bool solid)
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}
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}
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void filllcd(unsigned int x, unsigned int y, unsigned int width, unsigned int height, int color)
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void filllcd(unsigned int x, unsigned int y, unsigned int width, unsigned int height, int color)
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{
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{
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    if (width * height <= 0) return;
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    if (width * height <= 0) return;
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    displaylcd_sync();
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    mutex_lock(&lcd_mutex, TIMEOUT_BLOCK);
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    mutex_lock(&lcd_mutex, TIMEOUT_BLOCK);
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    displaylcd_sync();
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    lcd_color = color;
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    lcd_color = color;
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    displaylcd_dither(x, y, width, height, &lcd_color, 0, 0, 0, true);
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    displaylcd_dither(x, y, width, height, &lcd_color, 0, 0, 0, true);
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    mutex_unlock(&lcd_mutex);
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    mutex_unlock(&lcd_mutex);
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}
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}
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}
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}
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 377 
 
353 
void INT_DMAC0C4()
 378 
void INT_DMAC0C4()
354 
{
 379 
{
355 
    DMAC0INTTCCLR = 0x10;
 380 
    DMAC0INTTCCLR = 0x10;
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 381 
    lcd_in_irq = true;
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    lcd_dma_busy = false;
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    clockgate_dma(0, 4, false);
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    lcdconsole_callback();
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    lcdconsole_callback();
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 385 
    wakeup_signal(&lcd_wakeup);
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    lcd_in_irq = false;
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}
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}
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 388 
 
359 
int lcd_translate_color(uint8_t alpha, uint8_t red, uint8_t green, uint8_t blue)
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int lcd_translate_color(uint8_t alpha, uint8_t red, uint8_t green, uint8_t blue)
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    ICODE_ATTR __attribute__((naked, noinline));
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    ICODE_ATTR __attribute__((naked, noinline));
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int lcd_translate_color(uint8_t alpha, uint8_t red, uint8_t green, uint8_t blue)
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int lcd_translate_color(uint8_t alpha, uint8_t red, uint8_t green, uint8_t blue)