nengel@2: #include <spu_mfcio.h>
nengel@2: #include "h264_dma.h"
nengel@2: 
nengel@2: DECLARE_ALIGNED_16(dma_list_elem_t, put_list_buf[2*(52+26+26)]);
nengel@2: dma_list_elem_t* put_list;
nengel@2: 
nengel@2: DECLARE_ALIGNED_16(dma_list_elem_t, get_list_buf[16*(4+5 + 2*3)]);
nengel@2: dma_list_elem_t* get_list;
nengel@2: 
nengel@2: inline void spu_dma_get(void *ls, unsigned ea, int size, int tag){
nengel@2: 	mfc_get(ls, ea, size, tag, 0, 0);
nengel@2: }
nengel@2: 
nengel@2: inline void spu_dma_put(void *ls, unsigned ea, int size, int tag){
nengel@2: 	mfc_put(ls, ea, size, tag, 0, 0);
nengel@2: }
nengel@2: 
nengel@2: inline void spu_dma_barrier_put(void *ls, unsigned ea, int size, int tag){
nengel@2: 	mfc_putb(ls, ea, size, tag, 0, 0);
nengel@2: }
nengel@2: 
nengel@2: // Function that wait to finish a DMA transfer with especific id
nengel@2: inline void wait_dma_id(int id){
nengel@2: 	spu_writech(MFC_WrTagMask, 1<< id);
nengel@2: 	(void)spu_mfcstat(MFC_TAG_UPDATE_ALL);
nengel@2: }
nengel@2: 
nengel@2: // Functions to get/put a block from/to main memory
nengel@2: void get_dma_list(void *dst, void* ea, unsigned int w, unsigned int h, unsigned int stride, unsigned int tag, int barrier)
nengel@2: {
nengel@2:     unsigned int i = 0;
nengel@2:     unsigned int listsize;
nengel@2:     unsigned int ea_low;
nengel@2: 
nengel@2: 	dma_list_elem_t* list = get_list;
nengel@2: 	get_list+=h;
nengel@2: 
nengel@2:     ea_low=(uint32_t) mfc_ea2l(ea);
nengel@2: 
nengel@2:     /* Create the list, size of each list id the "width" parameter defined by the user */
nengel@2:     for ( i=0; i<h; i++ ){
nengel@2:         list[i].size.all32 = w;
nengel@2:         list[i].ea_low = ea_low;
nengel@2:         ea_low += stride;
nengel@2:     }
nengel@2:     /* Specify the list size and initiate the list transfer */
nengel@2:     listsize = h*sizeof(dma_list_elem_t);
nengel@2:     if (barrier)
nengel@2: 		mfc_getlb(dst, (unsigned)ea, list, listsize, tag, 0, 0);
nengel@2: 	else
nengel@2: 		mfc_getl(dst, (unsigned)ea, list, listsize, tag, 0, 0);
nengel@2: }
nengel@2: 
nengel@2: 
nengel@2: void put_dma_list(void *src, void* ea, unsigned int size, unsigned int h, unsigned int stride, unsigned int tag){
nengel@2:     unsigned int i = 0;
nengel@2:     unsigned int listsize;
nengel@2:     unsigned int ea_low;
nengel@2: 
nengel@2: 	dma_list_elem_t* list = put_list;
nengel@2: 	put_list+=h;
nengel@2: 
nengel@2: 	ea_low=(uint32_t) mfc_ea2l(ea);
nengel@2: 
nengel@2:     /* Create the list, size of each list id the "width" parameter defined by the user */
nengel@2:     for ( i=0; i<h; i++ ) {
nengel@2:         list[i].size.all32 = size;
nengel@2:         list[i].ea_low = ea_low;
nengel@2:         ea_low += stride;
nengel@2:     }
nengel@2:     /* Specify the list size and initiate the list transfer */
nengel@2:     listsize = h*sizeof(dma_list_elem_t);
nengel@2: 	mfc_putl(src, (unsigned) ea, list, listsize, tag, 0, 0);
nengel@2: }