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https://opencores.org/ocsvn/pcie_ds_dma/pcie_ds_dma/trunk
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Rev 7 |
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Line 12... |
#include <asm/io.h>
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#include <asm/io.h>
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#include "pexmodule.h"
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#include "pexmodule.h"
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#include "hardware.h"
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#include "hardware.h"
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#include "ambpexregs.h"
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#include "ambpexregs.h"
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#include "memory.h"
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//--------------------------------------------------------------------
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//--------------------------------------------------------------------
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int set_device_name(struct pex_device *brd, u16 dev_id, int index)
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int set_device_name(struct pex_device *brd, u16 dev_id, int index)
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{
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{
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return 0;
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return 0;
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}
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}
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//--------------------------------------------------------------------
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//--------------------------------------------------------------------
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int lock_pages( void *va, u32 size )
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{
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struct page *start_page_addr = virt_to_page(va);
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int i = 0;
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for (i=0; i < (size >> PAGE_CACHE_SHIFT); i++) {
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SetPageReserved(start_page_addr+i);
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//dbg_msg(dbg_trace, "%s(): page_addr[%d] = 0x%x\n", __FUNCTION__, i, (int)(start_page_addr+i));
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}
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return i;
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}
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//--------------------------------------------------------------------
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int unlock_pages( void *va, u32 size )
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{
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struct page *start_page_addr = virt_to_page(va);
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int i = 0;
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for (i=0; i < (size >> PAGE_CACHE_SHIFT); i++) {
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ClearPageReserved(start_page_addr+i);
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//dbg_msg(dbg_trace, "%s(): page_addr[%d] = 0x%x\n", __FUNCTION__, i, (int)(start_page_addr+i));
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}
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return i;
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}
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//--------------------------------------------------------------------
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void read_memory32(u32 *src, u32 *dst, u32 cnt)
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void read_memory32(u32 *src, u32 *dst, u32 cnt)
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{
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{
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int i=0;
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int i=0;
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for(i=0; i<cnt; i++) {
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for(i=0; i<cnt; i++) {
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dst[i] = readl(src);
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dst[i] = readl(src);
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