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Basic support

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This commit is contained in:
Dr-Noob
2025-10-23 21:40:14 +02:00
parent 78d34e71f1
commit 94a9a440f0
2 changed files with 25 additions and 1 deletions
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3
src/common/gpu.hpp
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@@ -46,6 +46,9 @@ struct topology_c {
// HSA topology
struct topology_h {
int32_t compute_units;
int32_t num_shader_engines;
int32_t simds_per_cu;
int32_t num_xcc;
};
// Intel topology

23
src/hsa/hsa.cpp
View File

@@ -22,10 +22,15 @@ struct agent_info {
char vendor_name[64];
char device_mkt_name[64];
uint32_t max_clock_freq;
uint32_t compute_unit;
// Memory
uint32_t bus_width;
uint32_t lds_size;
uint64_t global_size;
// Topology
uint32_t compute_unit;
uint32_t num_shader_engines;
uint32_t simds_per_cu;
uint32_t num_xcc;
};
#define RET_IF_HSA_ERR(err) { \
@@ -115,6 +120,17 @@ hsa_status_t agent_callback(hsa_agent_t agent, void *data) {
err = hsa_agent_get_info(agent, (hsa_agent_info_t) HSA_AMD_AGENT_INFO_MEMORY_WIDTH, &info->bus_width);
RET_IF_HSA_ERR(err);
err = hsa_agent_get_info(agent, (hsa_agent_info_t) HSA_AMD_AGENT_INFO_NUM_SHADER_ENGINES, &info->num_shader_engines);
RET_IF_HSA_ERR(err);
err = hsa_agent_get_info(agent, (hsa_agent_info_t) HSA_AMD_AGENT_INFO_NUM_SIMDS_PER_CU, &info->simds_per_cu);
RET_IF_HSA_ERR(err);
err = hsa_agent_get_info(agent, (hsa_agent_info_t) HSA_AMD_AGENT_INFO_NUM_XCC, &info->num_xcc);
RET_IF_HSA_ERR(err);
// TODO: Matrix cores?
// We will check against zero to see if it was set beforehand.
info->global_size = 0;
info->lds_size = 0;
@@ -130,6 +146,11 @@ struct topology_h* get_topology_info(struct agent_info info) {
struct topology_h* topo = (struct topology_h*) emalloc(sizeof(struct topology_h));
topo->compute_units = info.compute_unit;
topo->num_shader_engines = info.num_shader_engines;
topo->simds_per_cu = info.simds_per_cu;
topo->num_xcc = info.num_xcc;
printf("%d %d %d\n", topo->num_shader_engines, topo->simds_per_cu, topo->num_xcc);
return topo;
}