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Memory rework: remove the private L1 alias and use all physical memory #120

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Memory rework: remove the private L1 alias and use all physical memory #120

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8 changes: 4 additions & 4 deletions Makefile
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Original file line number Diff line number Diff line change
Expand Up @@ -110,9 +110,9 @@ gui ?= 0
ipstools ?= 0
inst_hex_name ?= build/stim_instr.txt
data_hex_name ?= build/stim_data.txt
inst_entry ?= 0xCC000000
data_entry ?= 0xCC010000
boot_addr ?= 0xCC000080
inst_entry ?= 0xC0000000
data_entry ?= 0xC0008800
boot_addr ?= 0xC0000080
test ?= hello_world
mesh_dv ?= 1
fast_sim ?= 0
Expand Down Expand Up @@ -158,7 +158,7 @@ INC += -Isw/kernel_pulp/headers_bin
# sw/kernel_pulp/headers_bin/<test>_pulp_task_bin.h
# which the CV32 main.c `#include`s. The linker (sw/kernel/link.ld) KEEPs
# that array inside the `.pulp_binary` section, right after the optional
# Spatz binary in instrram (0xCC000000...). This mirrors what is done for
# Spatz binary in instrram (0xC0000000...). This mirrors what is done for
# Spatz tasks via spatz/sw/Makefile and the `.spatz_binary` section.
# ----------------------------------------------------------------------------
TEST_DIR_PATH := $(if $(_FOUND_TEST_DIR),$(_FOUND_TEST_DIR),sw/tests/$(test))
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233 changes: 150 additions & 83 deletions README.md
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161 changes: 161 additions & 0 deletions doc/memory_map.svg
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59 changes: 59 additions & 0 deletions doc/sw_layout.svg
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4 changes: 3 additions & 1 deletion hw/mesh/magia_pkg.sv
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Expand Up @@ -58,6 +58,7 @@ package magia_pkg;
typedef struct packed {
int unsigned NumBanks; // Number of TCDM banks
int unsigned NumWordsBank; // Number of words per TCDM bank
int unsigned PrivBytes; // Bytes at the bottom of L1, reachable only by the own tile
} l1_cfg_t;

typedef struct packed {
Expand Down Expand Up @@ -117,7 +118,8 @@ package magia_pkg;

localparam l1_cfg_t MagiaL1DefaultCfg = '{
NumBanks: N_MEM_BANKS,
NumWordsBank: N_WORDS_BANK
NumWordsBank: N_WORDS_BANK,
PrivBytes: 32'h0002_0000 // 128 KiB
};

localparam ctrl_core_cfg_t MagiaCtrlCoreDefaultCfg = '{
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