From d4d9f5296b193f80ee7fc2e42e52d974249d09e0 Mon Sep 17 00:00:00 2001
From: Alejandro Soto <alejandro@34project.org>
Date: Sun, 24 Sep 2023 23:39:17 -0600
Subject: tb: implement support for cache line-sized slaves

---
 tb/mem.impl.hpp | 81 ---------------------------------------------------------
 1 file changed, 81 deletions(-)
 delete mode 100644 tb/mem.impl.hpp

(limited to 'tb/mem.impl.hpp')

diff --git a/tb/mem.impl.hpp b/tb/mem.impl.hpp
deleted file mode 100644
index e3c11e8..0000000
--- a/tb/mem.impl.hpp
+++ /dev/null
@@ -1,81 +0,0 @@
-#ifndef TALLER_MEM_IMPL_HPP
-#define TALLER_MEM_IMPL_HPP
-
-#include <cassert>
-#include <cstdint>
-#include <memory>
-
-namespace taller::avalon
-{
-	template<typename Cell>
-	mem<Cell>::mem(std::uint32_t base, std::uint32_t size)
-	: slave(base, size, sizeof(Cell)),
-	  block(std::make_unique<Cell[]>(size >> word_bits()))
-	{}
-
-	template<typename Cell>
-	template<typename F>
-	void mem<Cell>::load(F loader, std::size_t offset)
-	{
-		auto base = base_address();
-		auto bits = word_bits();
-		std::size_t size = address_span();
-		std::size_t addr = base_address() + offset;
-
-		while(addr >= base && addr < base + size)
-		{
-			std::size_t read = loader(&block[(addr - base) >> bits], (base + size - addr) >> bits);
-			if(read == 0)
-			{
-				break;
-			}
-
-			addr += read << bits;
-		}
-	}
-
-	template<typename Cell>
-	bool mem<Cell>::read(std::uint32_t addr, std::uint32_t &data)
-	{
-		data = block[addr];
-		return true;/*ready();*/
-	}
-
-	template<typename Cell>
-	bool mem<Cell>::write(std::uint32_t addr, std::uint32_t data, unsigned byte_enable)
-	{
-		std::uint32_t bytes = 0;
-
-		if(byte_enable & 0b1000)
-		{
-			bytes |= 0xff << 24;
-		}
-
-		if(byte_enable & 0b0100)
-		{
-			bytes |= 0xff << 16;
-		}
-
-		if(byte_enable & 0b0010)
-		{
-			bytes |= 0xff << 8;
-		}
-
-		if(byte_enable & 0b0001)
-		{
-			bytes |= 0xff;
-		}
-
-		block[addr] = (data & bytes) | (block[addr] & ~bytes);
-		return true;/*ready();*/
-	}
-
-	template<typename Cell>
-	bool mem<Cell>::ready() noexcept
-	{
-		count = count > 0 ? count - 1 : 2;
-		return count == 0;
-	}
-}
-
-#endif
-- 
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