wu-arch/kernels
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

redesigned driver demo, fixed startup code, removed --cpu from simx,

Browse Source
This commit is contained in:
Blaise Tine
2020-03-29 00:38:17 -04:00
parent 2d5cf89e00
commit c8a6470595
63 changed files with 40963 additions and 364160 deletions
Download Patch File Download Diff File Expand all files Collapse all files

21
driver/sw/simx/vortex.cpp
View File

@@ -8,7 +8,8 @@
#include <chrono>
#include <vortex.h>
#include "core.h"
#include <core.h>
#include <config.h>
#define PAGE_SIZE 4096
@@ -24,7 +25,8 @@
///////////////////////////////////////////////////////////////////////////////
static size_t align_size(size_t size) {
return VX_CACHE_LINESIZE * ((size + VX_CACHE_LINESIZE - 1) / VX_CACHE_LINESIZE);
uint32_t cache_block_size = vx_dev_caps(VX_CAPS_CACHE_LINESIZE);
return cache_block_size * ((size + cache_block_size - 1) / cache_block_size);
}
///////////////////////////////////////////////////////////////////////////////
@@ -71,9 +73,9 @@ public:
vx_device()
: is_done_(false)
, is_running_(false)
, mem_allocation_(VX_ALLOC_BASE_ADDR)
, thread_(__thread_proc__, this)
{}
, thread_(__thread_proc__, this) {
mem_allocation_ = vx_dev_caps(VX_CAPS_ALLOC_BASE_ADDR);
}
~vx_device() {
mutex_.lock();
@@ -84,8 +86,9 @@ public:
}
int alloc_local_mem(size_t size, size_t* dev_maddr) {
size_t asize = align_size(size);
if (mem_allocation_ + asize > VX_LOCAL_MEM_SIZE)
auto asize = align_size(size);
auto dev_mem_size = vx_dev_caps(VX_CAPS_LOCAL_MEM_SIZE);
if (mem_allocation_ + asize > dev_mem_size)
return -1;
*dev_maddr = mem_allocation_;
mem_allocation_ += asize;
@@ -93,7 +96,7 @@ public:
}
int upload(void* src, size_t dest_addr, size_t size, size_t src_offset) {
size_t asize = align_size(size);
auto asize = align_size(size);
if (dest_addr + asize > ram_.size())
return -1;
@@ -148,7 +151,7 @@ public:
private:
void run() {
Harp::ArchDef arch("rv32i", false, MAX_WARPS, MAX_THREADS);
Harp::ArchDef arch("rv32i", NW, NT);
Harp::WordDecoder dec(arch);
Harp::MemoryUnit mu(PAGE_SIZE, arch.getWordSize(), true);
Harp::Core core(arch, dec, mu);