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// Copyright 2020-2024 Intel Corporation.
//
// This software and the related documents are Intel copyrighted materials,
// and your use of them is governed by the express license under which they
// were provided to you ("License"). Unless the License provides otherwise,
// you may not use, modify, copy, publish, distribute, disclose or transmit
// this software or the related documents without Intel's prior written
// permission.
//
// This software and the related documents are provided as is, with no express
// or implied warranties, other than those that are expressly stated in the
// License.
`resetall
`undefineall
`default_nettype none
package dla_lt_pkg;
import dla_common_pkg::*;
function int calc_max_partitions;
input int height, width, channels, stride_height, stride_width, elem_per_ddr;
static int max_s[1:0] = '{default :'0};
static int init_s[1:0] = '{default :'0};
static int distance = 0;
static int partitions = 0;
static int s_w = 0;
static int s_h = 0;
static int in_w = 0;
static int in_h = 0;
static int c = 0;
static int h = 0;
static int w = 0;
begin
if (elem_per_ddr > height * width * channels)
elem_per_ddr = height * width * channels - 1;
for (integer i = 0; i < (height * width * channels); i++)
begin
if (i % elem_per_ddr == 0)
begin
distance = max_s[0] - init_s[0] + ((max_s[1] - init_s[1]) * (width / stride_width));
partitions = (distance > partitions) ? distance : partitions;
init_s[0] = s_w;
init_s[1] = s_h;
max_s = init_s;
end
if (s_w > max_s[0])
begin
max_s[0] = s_w;
end
if (s_h > max_s[1])
begin
max_s[1] = s_h;
end
c += 1;
if (c >= channels)
begin
c = 0;
w += 1;
in_w += 1;
end
if (w >= width)
begin
w = 0;
in_w = 0;
s_w = 0;
h += 1;
in_h += 1;
end
if (h >= height)
begin
h = 0;
s_h = 0;
in_h = 0;
end
if (in_w >= stride_width)
begin
in_w = 0;
s_w += 1;
end
if (in_h >= stride_height)
begin
in_h = 0;
s_h += 1;
end
end
calc_max_partitions = (partitions + 1) < 2? 2 : (partitions + 1);
end
endfunction
typedef struct {
int ENABLE_LT;
int DATA_ELEMENT_WIDTH;
int CNT_BITS;
int DO_U8_CONV;
int DDR_BYTES;
int CONFIG_BYTES;
int MAX_CHANNELS;
int MAX_FEATURE_HEIGHT;
int MAX_FEATURE_WIDTH;
int MAX_FEATURE_DEPTH;
int MAX_STRIDE_HEIGHT;
int MAX_STRIDE_WIDTH;
int MAX_STRIDE_DEPTH;
int CVEC;
int MAX_PAD_FRONT;
int MAX_PAD_LEFT;
int MAX_PAD_TOP;
int MAX_FILTER_HEIGHT;
int MAX_FILTER_WIDTH;
int MAX_FILTER_DEPTH;
int MAX_DILATION_WIDTH;
int MAX_DILATION_HEIGHT;
int MAX_DILATION_DEPTH;
device_family_t DEVICE; // device
} lt_arch_t;
enum {VALID, INNER_LINE, CVEC_IDX, STRIDE_IDX, C_STRIDE, NEW_LINE} address_info_e;
`include "dla_layout_transform_config.svh"
endpackage
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