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Merge remote-tracking branch 'upstream/main' into bit-manip

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Kip Macsai-Goren 2023-02-24 09:28:24 -08:00
commit 1ad1c4735d
3 changed files with 9 additions and 5 deletions
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4
src/mmu/adrdecs.sv
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@ -38,8 +38,8 @@ module adrdecs (
localparam logic [3:0] SUPPORTED_SIZE = (`LLEN == 32 ? 4'b0111 : 4'b1111); localparam logic [3:0] SUPPORTED_SIZE = (`LLEN == 32 ? 4'b0111 : 4'b1111);
// Determine which region of physical memory (if any) is being accessed // Determine which region of physical memory (if any) is being accessed
adrdec dtimdec(PhysicalAddress, `DTIM_BASE, `DTIM_RANGE, `DTIM_SUPPORTED, AccessRWX, Size, SUPPORTED_SIZE, SelRegions[10]); adrdec dtimdec(PhysicalAddress, `DTIM_BASE, `DTIM_RANGE, `DTIM_SUPPORTED, AccessRW, Size, SUPPORTED_SIZE, SelRegions[10]);
adrdec iromdec(PhysicalAddress, `IROM_BASE, `IROM_RANGE, `IROM_SUPPORTED, AccessRWX, Size, SUPPORTED_SIZE, SelRegions[9]); adrdec iromdec(PhysicalAddress, `IROM_BASE, `IROM_RANGE, `IROM_SUPPORTED, AccessRX, Size, SUPPORTED_SIZE, SelRegions[9]);
adrdec ddr4dec(PhysicalAddress, `EXT_MEM_BASE, `EXT_MEM_RANGE, `EXT_MEM_SUPPORTED, AccessRWX, Size, SUPPORTED_SIZE, SelRegions[8]); adrdec ddr4dec(PhysicalAddress, `EXT_MEM_BASE, `EXT_MEM_RANGE, `EXT_MEM_SUPPORTED, AccessRWX, Size, SUPPORTED_SIZE, SelRegions[8]);
adrdec bootromdec(PhysicalAddress, `BOOTROM_BASE, `BOOTROM_RANGE, `BOOTROM_SUPPORTED, AccessRX, Size, SUPPORTED_SIZE, SelRegions[7]); adrdec bootromdec(PhysicalAddress, `BOOTROM_BASE, `BOOTROM_RANGE, `BOOTROM_SUPPORTED, AccessRX, Size, SUPPORTED_SIZE, SelRegions[7]);
adrdec uncoreramdec(PhysicalAddress, `UNCORE_RAM_BASE, `UNCORE_RAM_RANGE, `UNCORE_RAM_SUPPORTED, AccessRWX, Size, SUPPORTED_SIZE, SelRegions[6]); adrdec uncoreramdec(PhysicalAddress, `UNCORE_RAM_BASE, `UNCORE_RAM_RANGE, `UNCORE_RAM_SUPPORTED, AccessRWX, Size, SUPPORTED_SIZE, SelRegions[6]);

8
src/mmu/pmachecker.sv
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@ -58,8 +58,12 @@ module pmachecker (
// Only non-core RAM/ROM memory regions are cacheable // Only non-core RAM/ROM memory regions are cacheable
assign Cacheable = SelRegions[8] | SelRegions[7] | SelRegions[6]; assign Cacheable = SelRegions[8] | SelRegions[7] | SelRegions[6];
assign Idempotent = SelRegions[10] | SelRegions[9] | SelRegions[8] | SelRegions[6]; // Nonidemdempotent means access could have side effect and must not be done speculatively or redundantly
assign AtomicAllowed = SelRegions[10] | SelRegions[9] | SelRegions[8] | SelRegions[6]; // I/O is nonidempotent.
assign Idempotent = SelRegions[10] | SelRegions[9] | SelRegions[8] | SelRegions[7] | SelRegions[6];
// Atomic operations are only allowed on RAM
assign AtomicAllowed = SelRegions[10] | SelRegions[8] | SelRegions[6];
// Check if tightly integrated memories are selected
assign SelTIM = SelRegions[10] | SelRegions[9]; assign SelTIM = SelRegions[10] | SelRegions[9];
// Detect access faults // Detect access faults

2
synthDC/Makefile
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@ -12,7 +12,7 @@ export MOD ?= orig
# title to add a note in the synth's directory name # title to add a note in the synth's directory name
TITLE = TITLE =
# tsmc28, sky130, and sky90 presently supported # tsmc28, sky130, and sky90 presently supported
export TECH ?= tsmc28 export TECH ?= sky90
# MAXCORES allows parallel compilation, which is faster but less CPU-efficient # MAXCORES allows parallel compilation, which is faster but less CPU-efficient
# Avoid when doing sweeps of many optimization points in parallel # Avoid when doing sweeps of many optimization points in parallel
export MAXCORES ?= 1 export MAXCORES ?= 1