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| author | Louis Verhaard <louis.verhaard@arm.com> | 2021-03-30 16:07:24 +0200 |
|---|---|---|
| committer | Louis Verhaard <louis.verhaard@arm.com> | 2021-03-31 11:45:49 +0200 |
| commit | a208cf87c14d866d95ff983e8b881eb696d05db8 (patch) | |
| tree | 66865f9accd48fc3897c41902c38ab981cbe4e1e | |
| parent | 7e2458f429f6d0fda918697007e2dd23fbc91e9e (diff) | |
| download | ethos-u-vela-a208cf87c14d866d95ff983e8b881eb696d05db8.tar.gz | |
MLBEDSW-3461: Check configuration SRAM size
Added check that configured SRAM size is within bounds.
Change-Id: I5dce3df0788f2b00402e9a541bad11612fa19463
Signed-off-by: Louis Verhaard <louis.verhaard@arm.com>
| -rw-r--r-- | ethosu/vela/architecture_features.py | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/ethosu/vela/architecture_features.py b/ethosu/vela/architecture_features.py index 168d0e67..c6ca9cdb 100644 --- a/ethosu/vela/architecture_features.py +++ b/ethosu/vela/architecture_features.py @@ -238,6 +238,8 @@ class ArchitectureFeatures: self.num_elem_wise_units = accel_config.elem_units self.num_macs_per_cycle = dpu_min_height * dpu_min_width * dpu_dot_product_width * dpu_min_ofm_channels + # Max value in address offsets + self.max_address_offset = 1 << 48 if self.is_ethos_u65_system else 1 << 32 # Get system configuration and memory mode self._get_vela_config(vela_config_files, verbose_config) @@ -246,8 +248,6 @@ class ArchitectureFeatures: self.memory_bandwidths_per_cycle = self.axi_port_width * self.memory_clock_scales / 8 self.memory_bandwidths_per_second = self.memory_bandwidths_per_cycle * self.core_clock - # Max value in address offsets - self.max_address_offset = 1 << 48 if self.is_ethos_u65_system else 1 << 32 # Get output/activation performance numbers self._generate_output_perf_tables(self.accelerator_config) @@ -601,6 +601,11 @@ class ArchitectureFeatures: self._read_config(mem_mode_section, "cache_mem_area", self.cache_mem_area.name) ] self.cache_sram_size = int(self._read_config(mem_mode_section, "cache_sram_size", self.cache_sram_size)) + if self.cache_sram_size > self.max_address_offset: + raise ConfigOptionError( + "cache_sram_size", + f"{self.cache_sram_size}. Size is out of bounds, maximum is: {self.max_address_offset}", + ) elif self.memory_mode == ArchitectureFeatures.DEFAULT_CONFIG: self._set_default_mem_mode() |