diff options
Diffstat (limited to 'config')
| -rwxr-xr-x | config/config.py | 69 | ||||
| -rw-r--r-- | config/core_selector.v | 4 | ||||
| -rw-r--r-- | config/core_vfiles.mk | 34 |
3 files changed, 60 insertions, 47 deletions
diff --git a/config/config.py b/config/config.py index ddf7d0b..970b339 100755 --- a/config/config.py +++ b/config/config.py @@ -101,6 +101,10 @@ class Core(object): def upper_instance_name(self): return self.instance_name.upper() + @property + def reset_pin(self): + return ".rst(sys_rst)" + def createInstance(self): return createInstance_template_generic.format(core = self) @@ -114,14 +118,15 @@ class Core(object): return "".join(" \\\n\t$(CORE_TREE)/" + vfile for vfile in self.vfiles) -class BoardCore(Core): +class InvertedResetCore(Core): """ - Board-level cores have a slightly different API, which we handle - with a different template, at least for now. + Core which inverts the reset signal. Seems to vary by author. + No, I don't know why we don't just pick one convention or the other. """ - def createInstance(self): - return createInstance_template_board.format(core = self) + @property + def reset_pin(self): + return ".reset_n(~sys_rst)" class SubCore(Core): @@ -137,7 +142,7 @@ class SubCore(Core): return createMux_template.format(core = self, core0 = self.parent) -class TRNGCore(Core): +class TRNGCore(InvertedResetCore): """ The TRNG core has an internal mux and a collection of sub-cores. Mostly this means that our method calls have to iterate over all @@ -166,12 +171,16 @@ class TRNGCore(Core): def createMux(self): return super(TRNGCore, self).createMux() + "".join(subcore.createMux() for subcore in self.subcores) -# Hook special classes in as handlers for the cores that require them +# Hook special classes in as handlers for the cores that require them. Core.special_class.update( - board_regs = BoardCore, - comm_regs = BoardCore, - trng = TRNGCore) + trng = TRNGCore, + aes = InvertedResetCore, + chacha = InvertedResetCore, + sha1 = InvertedResetCore, + sha256 = InvertedResetCore, + sha512 = InvertedResetCore, + modexp = InvertedResetCore) # Templates (format strings), here instead of inline in the functions @@ -191,14 +200,14 @@ createInstance_template_generic = """\ //---------------------------------------------------------------- // {core.upper_instance_name} //---------------------------------------------------------------- - wire enable_{core.instance_name} = sys_ena && (addr_core_num == CORE_ADDR_{core.upper_instance_name}); + wire enable_{core.instance_name} = (addr_core_num == CORE_ADDR_{core.upper_instance_name}); wire [31: 0] read_data_{core.instance_name}; wire error_{core.instance_name}; {core.name} {core.instance_name}_inst ( .clk(sys_clk), - .reset_n(~sys_rst), + {core.reset_pin}, .cs(enable_{core.instance_name} & (sys_eim_rd | sys_eim_wr)), .we(sys_eim_wr), @@ -211,41 +220,9 @@ createInstance_template_generic = """\ """ -# Template used by BoardCore.createInstance(). This has minor -# differences from the generic template, maybe we can merge them, or -# maybe we can do something about the (gratuitous?) differences that -# make this necessary. - -createInstance_template_board = """\ - //---------------------------------------------------------------- - // {core.upper_instance_name} - //---------------------------------------------------------------- - wire enable_{core.instance_name} = sys_ena && (addr_core_num == CORE_ADDR_{core.upper_instance_name}); - wire [31: 0] read_data_{core.instance_name}; - wire error_{core.instance_name}; - - {core.name} {core.instance_name}_inst - ( - .clk(sys_clk), - .rst(sys_rst), - - .cs(enable_{core.instance_name} & (sys_eim_rd | sys_eim_wr)), - .we(sys_eim_wr), - - .address(addr_core_reg), - .write_data(sys_write_data), - .read_data(read_data_{core.instance_name}), - .error(error_{core.instance_name}) - ); - - -""" - # Template used by TRNGCore.createInstance(); this is different enough # from the generic template that it's (probably) clearer to have this # separate. -# -# Should this also be checking sys_ena? Not obvious to me either way. createInstance_template_TRNG = """\ //---------------------------------------------------------------- @@ -259,7 +236,7 @@ createInstance_template_TRNG = """\ {core.name} {core.instance_name}_inst ( .clk(sys_clk), - .reset_n(~sys_rst), + {core.reset_pin}, .cs(enable_{core.instance_name} & (sys_eim_rd | sys_eim_wr)), .we(sys_eim_wr), @@ -353,6 +330,8 @@ endmodule # Template for makefile snippet listing Verilog source files. listVfiles_template = """\ +# NOTE: This file is generated; do not edit by hand. + vfiles +={vfiles} """ diff --git a/config/core_selector.v b/config/core_selector.v index 4debd60..731b494 100644 --- a/config/core_selector.v +++ b/config/core_selector.v @@ -51,7 +51,7 @@ module core_selector board_regs board_regs_inst ( .clk(sys_clk), - .reset_n(~sys_rst), + .rst(sys_rst), .cs(enable_board_regs & (sys_eim_rd | sys_eim_wr)), .we(sys_eim_wr), @@ -72,7 +72,7 @@ module core_selector comm_regs comm_regs_inst ( .clk(sys_clk), - .reset_n(~sys_rst), + .rst(sys_rst), .cs(enable_comm_regs & (sys_eim_rd | sys_eim_wr)), .we(sys_eim_wr), diff --git a/config/core_vfiles.mk b/config/core_vfiles.mk new file mode 100644 index 0000000..bd1c6d4 --- /dev/null +++ b/config/core_vfiles.mk @@ -0,0 +1,34 @@ +# NOTE: This file is generated; do not edit by hand. + +vfiles += \ + $(CORE_TREE)/hash/sha256/src/rtl/sha256.v \ + $(CORE_TREE)/hash/sha256/src/rtl/sha256_core.v \ + $(CORE_TREE)/hash/sha256/src/rtl/sha256_k_constants.v \ + $(CORE_TREE)/hash/sha256/src/rtl/sha256_w_mem.v \ + $(CORE_TREE)/cipher/aes/src/rtl/aes.v \ + $(CORE_TREE)/cipher/aes/src/rtl/aes_core.v \ + $(CORE_TREE)/cipher/aes/src/rtl/aes_decipher_block.v \ + $(CORE_TREE)/cipher/aes/src/rtl/aes_encipher_block.v \ + $(CORE_TREE)/cipher/aes/src/rtl/aes_inv_sbox.v \ + $(CORE_TREE)/cipher/aes/src/rtl/aes_key_mem.v \ + $(CORE_TREE)/cipher/aes/src/rtl/aes_sbox.v \ + $(CORE_TREE)/rng/avalanche_entropy/src/rtl/avalanche_entropy.v \ + $(CORE_TREE)/rng/avalanche_entropy/src/rtl/avalanche_entropy_core.v \ + $(CORE_TREE)/rng/rosc_entropy/src/rtl/rosc.v \ + $(CORE_TREE)/rng/rosc_entropy/src/rtl/rosc_entropy.v \ + $(CORE_TREE)/rng/rosc_entropy/src/rtl/rosc_entropy_core.v \ + $(CORE_TREE)/rng/trng/src/rtl/trng.v \ + $(CORE_TREE)/rng/trng/src/rtl/trng_csprng.v \ + $(CORE_TREE)/rng/trng/src/rtl/trng_csprng_fifo.v \ + $(CORE_TREE)/rng/trng/src/rtl/trng_mixer.v \ + $(CORE_TREE)/math/modexp/src/rtl/adder.v \ + $(CORE_TREE)/math/modexp/src/rtl/blockmem1r1w.v \ + $(CORE_TREE)/math/modexp/src/rtl/blockmem2r1wptr.v \ + $(CORE_TREE)/math/modexp/src/rtl/blockmem2r1w.v \ + $(CORE_TREE)/math/modexp/src/rtl/blockmem2rptr1w.v \ + $(CORE_TREE)/math/modexp/src/rtl/modexp.v \ + $(CORE_TREE)/math/modexp/src/rtl/modexp_core.v \ + $(CORE_TREE)/math/modexp/src/rtl/montprod.v \ + $(CORE_TREE)/math/modexp/src/rtl/residue.v \ + $(CORE_TREE)/math/modexp/src/rtl/shl.v \ + $(CORE_TREE)/math/modexp/src/rtl/shr.v |