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Fix some issues with YUV blitting on Onda VX747 (still not working properly)

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git-svn-id: svn://svn.rockbox.org/rockbox/trunk@20736 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Maurus Cuelenaere 2009-04-18 21:00:32 +00:00
parent 3314f389ba
commit 069191d9d4
1 changed files with 22 additions and 12 deletions
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34
firmware/target/mips/ingenic_jz47xx/lcd-jz4740.c
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@ -150,12 +150,23 @@ void lcd_blit_yuv(unsigned char * const src[3],
int src_x, int src_y, int stride,
int x, int y, int width, int height)
{
unsigned char const * yuv_src[3];
register off_t z;
if(!lcd_is_on)
return;
z = stride * src_y;
yuv_src[0] = src[0] + z + src_x;
yuv_src[1] = src[1] + (z >> 2) + (src_x >> 1);
yuv_src[2] = src[2] + (yuv_src[1] - src[1]);
__dcache_writeback_all();
__cpm_start_ipu();
IPU_STOP_IPU();
IPU_RESET_IPU()
IPU_RESET_IPU();
IPU_CLEAR_END_FLAG();
IPU_DISABLE_RSIZE();
@ -168,18 +179,18 @@ void lcd_blit_yuv(unsigned char * const src[3],
IPU_SET_Y_STRIDE(stride);
IPU_SET_UV_STRIDE(stride, stride);
IPU_SET_Y_ADDR((unsigned long)src[0]);
IPU_SET_U_ADDR((unsigned long)src[2]);
IPU_SET_V_ADDR((unsigned long)src[3]);
IPU_SET_OUT_ADDR(PHYSADDR((unsigned long)&lcd_framebuffer[y][x]));
IPU_SET_Y_ADDR(PHYSADDR((unsigned long)yuv_src[0]));
IPU_SET_U_ADDR(PHYSADDR((unsigned long)yuv_src[1]));
IPU_SET_V_ADDR(PHYSADDR((unsigned long)yuv_src[2]));
IPU_SET_OUT_ADDR(PHYSADDR((unsigned long)&lcd_framebuffer[x][y]));
IPU_SET_OUT_FM(width, height);
IPU_SET_OUT_STRIDE(stride);
IPU_SET_OUT_FM(height, width);
IPU_SET_OUT_STRIDE(height);
IPU_SET_CSC_C0_COEF(YUV_CSC_C0);
IPU_SET_CSC_C1_COEF(YUV_CSC_C1);
IPU_SET_CSC_C2_COEF(YUV_CSC_C2);
IPU_SET_CSC_C2_COEF(YUV_CSC_C3);
IPU_SET_CSC_C3_COEF(YUV_CSC_C3);
IPU_SET_CSC_C4_COEF(YUV_CSC_C4);
IPU_RUN_IPU();
@ -188,11 +199,10 @@ void lcd_blit_yuv(unsigned char * const src[3],
IPU_CLEAR_END_FLAG();
IPU_STOP_IPU();
IPU_RESET_IPU();
//__cpm_stop_ipu();
__dcache_invalidate_all();
__cpm_stop_ipu();
/* YUV speed is limited by LCD speed */
lcd_update_rect(x, y, width, height);
lcd_update_rect(y, x, height, width);
}