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intel: aubinator: rework register writes handling

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Signed-off-by: Lionel Landwerlin <lionel.g.landwerlin@intel.com>
Reviewed-by: Rafael Antognolli <rafael.antognolli@intel.com>
This commit is contained in:
Lionel Landwerlin 2018-06-19 12:08:46 +01:00
parent 86cb05a6d3
commit 9d08ef6335
1 changed files with 53 additions and 27 deletions
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80
src/intel/tools/aubinator.c
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@ -224,46 +224,72 @@ handle_memtrace_version(uint32_t *p)
static void
handle_memtrace_reg_write(uint32_t *p)
{
static struct execlist_regs {
uint32_t render_elsp[4];
int render_elsp_index;
uint32_t blitter_elsp[4];
int blitter_elsp_index;
} state = {};
uint32_t offset = p[1];
uint32_t value = p[5];
int engine;
static int render_elsp_writes = 0;
static int blitter_elsp_writes = 0;
static int render_elsq0 = 0;
static int blitter_elsq0 = 0;
uint8_t *pphwsp;
uint64_t context_descriptor;
if (offset == 0x2230) {
render_elsp_writes++;
switch (offset) {
case 0x2230: /* render elsp */
state.render_elsp[state.render_elsp_index++] = value;
if (state.render_elsp_index < 4)
return;
state.render_elsp_index = 0;
engine = GEN_ENGINE_RENDER;
} else if (offset == 0x22230) {
blitter_elsp_writes++;
context_descriptor = (uint64_t)state.render_elsp[2] << 32 |
state.render_elsp[3];
break;
case 0x22230: /* blitter elsp */
state.blitter_elsp[state.blitter_elsp_index++] = value;
if (state.blitter_elsp_index < 4)
return;
state.blitter_elsp_index = 0;
engine = GEN_ENGINE_BLITTER;
} else if (offset == 0x2510) {
render_elsq0 = value;
} else if (offset == 0x22510) {
blitter_elsq0 = value;
} else if (offset == 0x2550 || offset == 0x22550) {
/* nothing */;
} else {
context_descriptor = (uint64_t)state.blitter_elsp[2] << 32 |
state.blitter_elsp[3];
break;
case 0x2510: /* render elsq0 lo */
state.render_elsp[3] = value;
return;
}
if (render_elsp_writes > 3 || blitter_elsp_writes > 3) {
render_elsp_writes = blitter_elsp_writes = 0;
pphwsp = (uint8_t*)gtt + (value & 0xfffff000);
} else if (offset == 0x2550) {
break;
case 0x2514: /* render elsq0 hi */
state.render_elsp[2] = value;
return;
break;
case 0x22510: /* blitter elsq0 lo */
state.blitter_elsp[3] = value;
return;
break;
case 0x22514: /* blitter elsq0 hi */
state.blitter_elsp[2] = value;
return;
break;
case 0x2550: /* render elsc */
engine = GEN_ENGINE_RENDER;
pphwsp = (uint8_t*)gtt + (render_elsq0 & 0xfffff000);
} else if (offset == 0x22550) {
context_descriptor = (uint64_t)state.render_elsp[2] << 32 |
state.render_elsp[3];
break;
case 0x22550: /* blitter elsc */
engine = GEN_ENGINE_BLITTER;
pphwsp = (uint8_t*)gtt + (blitter_elsq0 & 0xfffff000);
} else {
context_descriptor = (uint64_t)state.blitter_elsp[2] << 32 |
state.blitter_elsp[3];
break;
default:
return;
}
const uint32_t pphwsp_size = 4096;
uint32_t *context = (uint32_t*)(pphwsp + pphwsp_size);
uint32_t *context = (uint32_t*)(gtt + (context_descriptor & 0xfffff000) + pphwsp_size);
uint32_t ring_buffer_head = context[5];
uint32_t ring_buffer_tail = context[7];
uint32_t ring_buffer_start = context[9];