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touch: Add FB SRAM read function

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CTCaer 2020-04-30 15:06:31 +03:00
parent 95c1046765
commit 81f0c0a0dc
1 changed files with 23 additions and 0 deletions
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23
nyx/nyx_gui/input/touch.c
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@ -276,6 +276,29 @@ int touch_panel_ito_test(u8 *err)
return res;
}
int touch_get_fb_info(u8 *buf)
{
u8 tmp[5];
u8 cmd[3] = { STMFTS_RW_FRAMEBUFFER_REG, 0, 0 };
int res = 0;
for (u32 i = 0; i < 0x10000; i+=4)
{
if (!res)
{
cmd[1] = (i >> 8) & 0xFF;
cmd[2] = i & 0xFF;
memset(tmp, 0xCC, 5);
res = touch_read_reg(cmd, 3, tmp, 5);
memcpy(&buf[i], tmp + 1, 4);
}
}
return res;
}
int touch_sense_enable()
{
// Enable auto tuning calibration and multi-touch sensing.