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Support for headerless write

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Add a new parameter to write

Signed-off-by: Xiang, Haihao <haihao.xiang@intel.com>
This commit is contained in:
Xiang, Haihao 2010-11-01 16:16:25 +08:00 committed by Damien Lespiau
parent d0ae329708
commit 14c0bd0fb3
1 changed files with 34 additions and 0 deletions
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34
assembler/src/gram.y
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@ -729,6 +729,40 @@ msgtarget: NULL_TOKEN
$$.bits3.dp_write.send_commit_msg = $9;
}
}
| WRITE LPAREN INTEGER COMMA INTEGER COMMA INTEGER COMMA
INTEGER COMMA INTEGER RPAREN
{
if (gen_level == 6) {
$$.bits2.send_gen5.sfid =
BRW_MESSAGE_TARGET_DATAPORT_WRITE;
$$.bits3.generic_gen5.header_present = ($11 != 0);
$$.bits3.dp_write_gen6.binding_table_index = $3;
$$.bits3.dp_write_gen6.msg_control = $5;
$$.bits3.dp_write_gen6.msg_type = $7;
$$.bits3.dp_write_gen6.send_commit_msg = $9;
} else if (gen_level == 5) {
$$.bits2.send_gen5.sfid =
BRW_MESSAGE_TARGET_DATAPORT_WRITE;
$$.bits3.generic_gen5.header_present = ($11 != 0);
$$.bits3.dp_write_gen5.binding_table_index = $3;
$$.bits3.dp_write_gen5.pixel_scoreboard_clear = ($5 & 0x8) >> 3;
$$.bits3.dp_write_gen5.msg_control = $5 & 0x7;
$$.bits3.dp_write_gen5.msg_type = $7;
$$.bits3.dp_write_gen5.send_commit_msg = $9;
} else {
$$.bits3.generic.msg_target =
BRW_MESSAGE_TARGET_DATAPORT_WRITE;
$$.bits3.dp_write.binding_table_index = $3;
/* The msg control field of brw_struct.h is split into
* msg control and pixel_scoreboard_clear, even though
* pixel_scoreboard_clear isn't common to all write messages.
*/
$$.bits3.dp_write.pixel_scoreboard_clear = ($5 & 0x8) >> 3;
$$.bits3.dp_write.msg_control = $5 & 0x7;
$$.bits3.dp_write.msg_type = $7;
$$.bits3.dp_write.send_commit_msg = $9;
}
}
| URB INTEGER urb_swizzle urb_allocate urb_used urb_complete
{
$$.bits3.generic.msg_target = BRW_MESSAGE_TARGET_URB;