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envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=202.12.124.153; envelope-from=chad@jablonski.xyz; helo=fhigh-b2-smtp.messagingengine.com X-Spam_score_int: -2 X-Spam_score: -0.3 X-Spam_bar: / X-Spam_report: (-0.3 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, FROM_SUSPICIOUS_NTLD=0.499, PDS_OTHER_BAD_TLD=1.999, RCVD_IN_DNSWL_LOW=-0.7, RCVD_IN_VALIDITY_RPBL_BLOCKED=0.001, RCVD_IN_VALIDITY_SAFE_BLOCKED=0.001, SPF_HELO_PASS=-0.001, SPF_PASS=-0.001, UNPARSEABLE_RELAY=0.001 autolearn=no autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: qemu development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @jablonski.xyz) X-ZM-MESSAGEID: 1770065391111154100 Content-Type: text/plain; charset="utf-8" DP_GUI_MASTER_CNTL aliases several fields from DP_DATATYPE and DP_MIX. These were being written correctly but not returned on a read of DP_GUI_MASTER_CNTL. Signed-off-by: Chad Jablonski Reviewed-by: BALATON Zoltan --- hw/display/ati.c | 8 +++++++- hw/display/ati_regs.h | 5 +++++ 2 files changed, 12 insertions(+), 1 deletion(-) diff --git a/hw/display/ati.c b/hw/display/ati.c index 777a6b0a2e..028efd13e1 100644 --- a/hw/display/ati.c +++ b/hw/display/ati.c @@ -460,7 +460,13 @@ static uint64_t ati_mm_read(void *opaque, hwaddr addr,= unsigned int size) val =3D s->regs.dst_y; break; case DP_GUI_MASTER_CNTL: - val =3D s->regs.dp_gui_master_cntl; + /* DP_GUI_MASTER_CNTL aliases fields from DP_MIX and DP_DATATYPE */ + val =3D s->regs.dp_gui_master_cntl | + ((s->regs.dp_datatype & DP_BRUSH_DATATYPE) >> 4) | + ((s->regs.dp_datatype & DP_DST_DATATYPE) << 8) | + ((s->regs.dp_datatype & DP_SRC_DATATYPE) >> 4) | + (s->regs.dp_mix & DP_ROP3) | + ((s->regs.dp_mix & DP_SRC_SOURCE) << 16); break; case SRC_OFFSET: val =3D s->regs.src_offset; diff --git a/hw/display/ati_regs.h b/hw/display/ati_regs.h index d7127748ff..0a0825db04 100644 --- a/hw/display/ati_regs.h +++ b/hw/display/ati_regs.h @@ -386,6 +386,9 @@ #define DST_16BPP 0x00000004 #define DST_24BPP 0x00000005 #define DST_32BPP 0x00000006 +#define DP_DST_DATATYPE 0x0000000f +#define DP_BRUSH_DATATYPE 0x00000f00 +#define DP_SRC_DATATYPE 0x00030000 =20 #define BRUSH_SOLIDCOLOR 0x00000d00 =20 @@ -437,6 +440,8 @@ #define DP_SRC_RECT 0x00000200 #define DP_SRC_HOST 0x00000300 #define DP_SRC_HOST_BYTEALIGN 0x00000400 +#define DP_SRC_SOURCE 0x00000700 +#define DP_ROP3 0x00ff0000 =20 /* LVDS_GEN_CNTL constants */ #define LVDS_BL_MOD_LEVEL_MASK 0x0000ff00 --=20 2.52.0