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Code Issues Releases Wiki Activity

SAMA5 LCDC: Few more bug fixes but still not working

This commit is contained in:
Gregory Nutt 2013-10-09 18:22:21 -06:00
parent cc23806fa1
commit b7f4a51ee2
1 changed files with 7 additions and 6 deletions
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13
arch/arm/src/sama5/sam_lcd.c
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@ -1147,9 +1147,10 @@ static void sam_dmasetup(int lid, struct sam_dscr_s *dscr, uint8_t *buffer)
/* Modify descriptor */
physaddr = sam_physramaddr((uintptr_t)dscr);
dscr->addr = (uint32_t)buffer;
dscr->ctrl = LCDC_BASECTRL_DFETCH;
dscr->next = (uint32_t)dscr;
dscr->next = (uint32_t)physaddr;
/* Flush the modified descriptor to RAM */
@ -1158,12 +1159,12 @@ static void sam_dmasetup(int lid, struct sam_dscr_s *dscr, uint8_t *buffer)
/* Modify registers */
physaddr = sam_physramaddr((uint32_t)buffer);
sam_putreg(g_layerhead[lid], physaddr);
physaddr = sam_physramaddr((uintptr_t)buffer);
sam_putreg(g_layeraddr[lid], physaddr);
sam_putreg(g_layerctrl[lid], LCDC_BASECTRL_DFETCH);
physaddr = sam_physramaddr((uint32_t)dscr);
physaddr = sam_physramaddr((uintptr_t)dscr);
sam_putreg(g_layernext[lid], physaddr);
}
@ -1568,7 +1569,7 @@ static void sam_ovr2_disable(void)
* channel at the end of the frame.
*/
dscr = (uintptr_t)&g_ovr1.dscr;
dscr = (uintptr_t)&g_ovr2.dscr;
physaddr = sam_physramaddr(dscr);
g_ovr2.dscr.next = physaddr;
@ -2974,8 +2975,8 @@ void sam_lcdclear(nxgl_mxpixel_t color)
for (i = 0; i < SAMA5_BASE_FBSIZE; i += 3*sizeof(uint8_t))
{
*dest++ = b;
*dest++ = r;
*dest++ = g;
*dest++ = r;
}
#elif SAMA5_LCDC_BASE_BPP == 32
uint32_t *dest = (uint32_t*)g_base.layer.framebuffer;