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Add support for data port read/write on Ivybridge

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Signed-off-by: Xiang, Haihao <haihao.xiang@intel.com>
This commit is contained in:
Xiang, Haihao 2011-05-23 13:32:32 +08:00 committed by Damien Lespiau
parent 6fa6b45daf
commit c8d6bf353e
2 changed files with 36 additions and 3 deletions
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12
assembler/src/brw_structs.h
View File

@ -1441,6 +1441,18 @@ struct brw_instruction
GLuint end_of_thread:1; GLuint end_of_thread:1;
} dp_write_gen6; } dp_write_gen6;
struct {
GLuint binding_table_index:8;
GLuint msg_control:6;
GLuint msg_type:4;
GLuint pad0:1;
GLuint header_present:1;
GLuint response_length:5;
GLuint msg_length:4;
GLuint pad1:2;
GLuint end_of_thread:1;
} dp_gen7;
struct { struct {
GLuint opcode:1; GLuint opcode:1;
GLuint requester_type:1; GLuint requester_type:1;

27
assembler/src/gram.y
View File

@ -1017,7 +1017,14 @@ msgtarget: NULL_TOKEN
| READ LPAREN INTEGER COMMA INTEGER COMMA INTEGER COMMA | READ LPAREN INTEGER COMMA INTEGER COMMA INTEGER COMMA
INTEGER RPAREN INTEGER RPAREN
{ {
if (gen_level == 6) { if (gen_level == 7) {
$$.bits2.send_gen5.sfid =
BRW_MESSAGE_TARGET_DATAPORT_READ;
$$.bits3.generic_gen5.header_present = 1;
$$.bits3.dp_gen7.binding_table_index = $3;
$$.bits3.dp_gen7.msg_control = $7;
$$.bits3.dp_gen7.msg_type = $9;
} else if (gen_level == 6) {
$$.bits2.send_gen5.sfid = $$.bits2.send_gen5.sfid =
BRW_MESSAGE_TARGET_DATAPORT_READ; BRW_MESSAGE_TARGET_DATAPORT_READ;
$$.bits3.generic_gen5.header_present = 1; $$.bits3.generic_gen5.header_present = 1;
@ -1044,7 +1051,14 @@ msgtarget: NULL_TOKEN
| WRITE LPAREN INTEGER COMMA INTEGER COMMA INTEGER COMMA | WRITE LPAREN INTEGER COMMA INTEGER COMMA INTEGER COMMA
INTEGER RPAREN INTEGER RPAREN
{ {
if (gen_level == 6) { if (gen_level == 7) {
$$.bits2.send_gen5.sfid =
BRW_MESSAGE_TARGET_DATAPORT_WRITE;
$$.bits3.generic_gen5.header_present = 1;
$$.bits3.dp_gen7.binding_table_index = $3;
$$.bits3.dp_gen7.msg_control = $5;
$$.bits3.dp_gen7.msg_type = $7;
} if (gen_level == 6) {
$$.bits2.send_gen5.sfid = $$.bits2.send_gen5.sfid =
BRW_MESSAGE_TARGET_DATAPORT_WRITE; BRW_MESSAGE_TARGET_DATAPORT_WRITE;
/* Sandybridge supports headerlesss message for render target write. /* Sandybridge supports headerlesss message for render target write.
@ -1082,7 +1096,14 @@ msgtarget: NULL_TOKEN
| WRITE LPAREN INTEGER COMMA INTEGER COMMA INTEGER COMMA | WRITE LPAREN INTEGER COMMA INTEGER COMMA INTEGER COMMA
INTEGER COMMA INTEGER RPAREN INTEGER COMMA INTEGER RPAREN
{ {
if (gen_level == 6) { if (gen_level == 7) {
$$.bits2.send_gen5.sfid =
BRW_MESSAGE_TARGET_DATAPORT_WRITE;
$$.bits3.generic_gen5.header_present = ($11 != 0);
$$.bits3.dp_gen7.binding_table_index = $3;
$$.bits3.dp_gen7.msg_control = $5;
$$.bits3.dp_gen7.msg_type = $7;
} else if (gen_level == 6) {
$$.bits2.send_gen5.sfid = $$.bits2.send_gen5.sfid =
BRW_MESSAGE_TARGET_DATAPORT_WRITE; BRW_MESSAGE_TARGET_DATAPORT_WRITE;
$$.bits3.generic_gen5.header_present = ($11 != 0); $$.bits3.generic_gen5.header_present = ($11 != 0);