atimach64gx: Add verbose_pixel_format.

It is used to log the pixel format/depth.
This commit is contained in:
joevt 2024-02-27 22:09:00 -08:00 committed by dingusdev
parent 00f917f52e
commit ac5b434641
2 changed files with 35 additions and 0 deletions

View File

@ -440,6 +440,40 @@ void AtiMach64Gx::write(uint32_t rgn_start, uint32_t offset, uint32_t value, int
}
}
void AtiMach64Gx::verbose_pixel_format(int crtc_index) {
if (crtc_index) {
LOG_F(ERROR, "CRTC2 not supported yet");
return;
}
/*
int fmt = extract_bits<uint32_t>(this->regs[ATI_CRTC_GEN_CNTL], ATI_CRTC_PIX_WIDTH, ATI_CRTC_PIX_WIDTH_size);
*/
int pix_fmt = this->pixel_format;
const char* what = "Pixel format:";
switch (pix_fmt) {
case 2:
LOG_F(INFO, "%s 4 bpp with DAC palette", what);
break;
case 3:
LOG_F(INFO, "%s 8 bpp with DAC palette", what);
break;
case 4:
LOG_F(INFO, "%s 15 bpp direct color (RGB555)", what);
break;
case 5:
LOG_F(INFO, "%s 24 bpp direct color (RGB888)", what);
break;
case 6:
LOG_F(INFO, "%s 32 bpp direct color (ARGB8888)", what);
break;
default:
LOG_F(ERROR, "%s: CRTC pixel format %d not supported", this->name.c_str(), pix_fmt);
}
}
void AtiMach64Gx::enable_crtc_internal()
{
uint32_t new_width, new_height;

View File

@ -65,6 +65,7 @@ protected:
void rgb514_write_reg(uint8_t reg_addr, uint8_t value);
void rgb514_write_ind_reg(uint8_t reg_addr, uint8_t value);
void verbose_pixel_format(int crtc_index);
private:
void change_one_bar(uint32_t &aperture, uint32_t aperture_size, uint32_t aperture_new, int bar_num);