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fb_accel_cs_hd1: make blit2FB work with source/dest offsets

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This commit is contained in:
Stefan Seyfried
2018-02-25 00:03:22 +01:00
committed by Thilo Graf
parent 0b9a3a44c9
commit c2879e2758
1 changed files with 21 additions and 10 deletions
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31
src/driver/fb_accel_cs_hd1.cpp
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@@ -3,7 +3,7 @@
The hardware dependent acceleration functions for coolstream GXA chips
are represented in this class.
(C) 2017 Stefan Seyfried
(C) 2017-2018 Stefan Seyfried
Derived from old neutrino-hd framebuffer code
License: GPL
@@ -60,12 +60,12 @@
#define GXA_CFG2_REG 0x00FC
#define LOGTAG "[fb_accel_cs_hd1] "
/*
static unsigned int _read_gxa(volatile unsigned char *base_addr, unsigned int offset)
{
return *(volatile unsigned int *)(base_addr + offset);
}
*/
static unsigned int _mark = 0;
static void _write_gxa(volatile unsigned char *base_addr, unsigned int offset, unsigned int value)
@@ -283,24 +283,35 @@ void CFbAccelCSHD1::fbCopyArea(uint32_t width, uint32_t height, uint32_t dst_x,
void CFbAccelCSHD1::blit2FB(void *fbbuff, uint32_t width, uint32_t height, uint32_t xoff, uint32_t yoff, uint32_t xp, uint32_t yp, bool transp)
{
int xc, yc;
uint32_t xc, yc;
xc = (width > xRes) ? xRes : width;
yc = (height > yRes) ? yRes : height;
u32 cmd;
void *uKva;
uint32_t addr = 0, bb = 0;
uKva = cs_phys_addr(fbbuff);
if (fbbuff == backbuffer) {
addr = _read_gxa(gxa_base, GXA_BMP2_ADDR_REG);
bb = yRes;
} else {
void *uKva = cs_phys_addr(fbbuff);
addr = (uint32_t)uKva;
}
if (uKva != NULL) {
if (addr != 0) {
//printf(LOGTAG "%s(0x%x+%d, %u %u %u %u %u %u %d)\n", __func__, addr, bb, width, height, xoff, yoff, xp, yp, transp);
if (xp >= xc || yp >= yc) {
printf(LOGTAG "%s: invalid parameters, xc: %u <= xp: %u or yc: %u <= yp: %u\n", __func__, xc, xp, yc, yp);
return;
}
OpenThreads::ScopedLock<OpenThreads::Mutex> m_lock(mutex);
cmd = GXA_CMD_BLT | GXA_CMD_NOT_TEXT | GXA_SRC_BMP_SEL(1) | GXA_DST_BMP_SEL(2) | GXA_PARAM_COUNT(3);
_write_gxa(gxa_base, GXA_BMP1_TYPE_REG, (3 << 16) | width);
_write_gxa(gxa_base, GXA_BMP1_ADDR_REG, (unsigned int)uKva);
_write_gxa(gxa_base, GXA_BMP1_ADDR_REG, addr);
_write_gxa(gxa_base, cmd, GXA_POINT(xoff, yoff)); /* destination pos */
_write_gxa(gxa_base, cmd, GXA_POINT(xc, yc)); /* source width, FIXME real or adjusted xc, yc ? */
_write_gxa(gxa_base, cmd, GXA_POINT(xp, yp)); /* source pos */
_write_gxa(gxa_base, cmd, GXA_POINT(xc - xp, yc - yp)); /* source size */
_write_gxa(gxa_base, cmd, GXA_POINT(xp, yp + bb)); /* source pos */
return;
}
CFrameBuffer::blit2FB(fbbuff, width, height, xoff, yoff, xp, yp, transp);