URL https://opencores.org/ocsvn/pcie_ds_dma/pcie_ds_dma/trunk

Subversion Repositories pcie_ds_dma

[/] [pcie_ds_dma/] [trunk/] [soft/] [linux/] [application/] [board_exam/] [main.cpp] - Blame information for rev 20

Go to most recent revision | Details | Compare with Previous | View Log


 
#ifndef __BOARD_H__
#include "board.h"
#endif
 
#include <cassert>
#include <cstdlib>
#include <cstring>
#include <iostream>
#include <iomanip>
#include <climits>
#include <cstdio>
#include <dlfcn.h>
 
//-----------------------------------------------------------------------------
 
using namespace std;
 
//-----------------------------------------------------------------------------
#define NUM_BLOCK   8
#define BLOCK_SIZE  0x10000
//-----------------------------------------------------------------------------
 
int main(int argc, char *argv[])
{
    if(argc != 3) {
        std::cerr << "usage: " << argv[0] << " <libname.so> </dev/devname>" << endl;
        return -1;
    }
 
    char *libname = argv[1];
    char *devname = argv[2];
    int dmaChan = 0;
    void* pBuffers[NUM_BLOCK] = {NULL,NULL,NULL,NULL};
    void *hlib = NULL;
    board_factory factory = NULL;
    board *brd = NULL;
    u32 *buffer = NULL;
 
    std ::cout << "Loading library: " << libname << endl;
 
    hlib = dlopen(libname, RTLD_LAZY);
    if(!hlib) {
        fprintf(stderr, "%s\n", dlerror());
        return -1;
    }
 
    factory = (board_factory)dlsym(hlib, "create_board");
    if(!factory) {
        fprintf(stderr, "%s\n", dlerror());
        dlclose(hlib);
        return -1;
    }
 
    std ::cout << "Start testing device " << devname << endl;
 
    brd = factory();
    if(!brd) {
        dlclose(hlib);
        return -1;
    }
 
    if(brd->brd_open(devname) < 0) {
 
        delete brd;
 
        if(hlib) {
            int res = dlclose(hlib);
            if(res < 0) {
                fprintf(stderr, "%s\n", dlerror());
                return -1;
            }
        }
 
        return -1;
    }
 
    brd->brd_init();
    brd->brd_pld_info();
 
    std::cout << "Reset FPGA..." << std::endl;
    brd->brd_reg_poke_ind(0,0,1);
    brd->brd_delay(100);
    brd->brd_reg_poke_ind(0,0,0);
    brd->brd_delay(100);
 
    std::cout << "Init FPGA..." << std::endl;
    for( int trd=0; trd<8; trd++ ) {
        brd->brd_reg_poke_ind( trd, 0, 1 );
    }
    for( int trd=0; trd<8; trd++ ) {
        for( int ii=1; ii<32; ii++ ) {
            brd->brd_reg_poke_ind( trd, ii, 0 );
        }
    }
    for( int trd=0; trd<8; trd++ ) {
        brd->brd_reg_poke_ind( trd, 0, 0 );
    }
 
    std ::cout << "Press enter to allocate DMA memory..." << endl;
    getchar();
 
    int DmaChan = 1;
 
    // Check BRDSHELL DMA interface
    BRDctrl_StreamCBufAlloc sSCA = {
        1,      //dir
        1,
        NUM_BLOCK,
        BLOCK_SIZE,
        pBuffers,
        NULL,
    };
 
    brd->dma_alloc(dmaChan, &sSCA);
 
    brd->dma_set_local_addr(DmaChan, 0x1000);
    brd->dma_stop(DmaChan);
    brd->dma_reset_fifo(DmaChan);
    brd->dma_reset_fifo(DmaChan);
 
    std ::cout << "Press enter to start DMA channel..." << endl;
    getchar();
 
    // fill data buffers
    for(int j=0; j<NUM_BLOCK; j++) {
        buffer = (u32*)pBuffers[j];
        for(unsigned i=0; i<32; i++) {
            buffer[i] = 0xAA556677;
        }
    }
 
    brd->dma_start(dmaChan, 0);
 
    std ::cout << "Press enter to stop DMA channel..." << endl;
    getchar();
 
 
    brd->dma_stop(dmaChan);
 
    // show data buffers
    for(int j=0; j<NUM_BLOCK; j++) {
 
        std ::cout << "DMA data buffer " << j << ":" << endl;
        buffer = (u32*)pBuffers[j];
        for(unsigned i=0; i<32; i++) {
            std::cout << hex << buffer[i] << " ";
        }
        std ::cout << endl;
    }
    std::cout << dec << endl;
 
    std ::cout << "Press enter to free DMA memory..." << endl;
    getchar();
 
    brd->dma_free_memory(dmaChan);
 
    brd->brd_close();
 
    delete brd;
 
    if(hlib) {
        int res = dlclose(hlib);
        if(res < 0) {
            fprintf(stderr, "%s\n", dlerror());
            return -1;
        }
    }
 
    return 0;
}

Line No.	Rev	Author	Line
1	2	dsmv
2	6	v.karak	`#ifndef __BOARD_H__`
3			`#include "board.h"`
4	2	dsmv	`#endif`
5
6			`#include <cassert>`
7			`#include <cstdlib>`
8			`#include <cstring>`
9			`#include <iostream>`
10			`#include <iomanip>`
11			`#include <climits>`
12			`#include <cstdio>`
13	6	v.karak	`#include <dlfcn.h>`
14	2	dsmv
15			`//-----------------------------------------------------------------------------`
16
17			`using namespace std;`
18
19			`//-----------------------------------------------------------------------------`
20	6	v.karak	`#define NUM_BLOCK 8`
21			`#define BLOCK_SIZE 0x10000`
22	2	dsmv	`//-----------------------------------------------------------------------------`
23
24			`int main(int argc, char *argv[])`
25			`{`
26	6	v.karak	`if(argc != 3) {`
27			`std::cerr << "usage: " << argv[0] << " <libname.so> </dev/devname>" << endl;`
28	2	dsmv	`return -1;`
29			`}`
30
31	6	v.karak	`char *libname = argv[1];`
32			`char *devname = argv[2];`
33	2	dsmv	`int dmaChan = 0;`
34	6	v.karak	`void* pBuffers[NUM_BLOCK] = {NULL,NULL,NULL,NULL};`
35			`void *hlib = NULL;`
36			`board_factory factory = NULL;`
37			`board *brd = NULL;`
38			`u32 *buffer = NULL;`
39	2	dsmv
40	6	v.karak	`std ::cout << "Loading library: " << libname << endl;`
41
42			`hlib = dlopen(libname, RTLD_LAZY);`
43			`if(!hlib) {`
44			`fprintf(stderr, "%s\n", dlerror());`
45			`return -1;`
46			`}`
47
48			`factory = (board_factory)dlsym(hlib, "create_board");`
49			`if(!factory) {`
50			`fprintf(stderr, "%s\n", dlerror());`
51			`dlclose(hlib);`
52			`return -1;`
53			`}`
54
55			`std ::cout << "Start testing device " << devname << endl;`
56
57			`brd = factory();`
58			`if(!brd) {`
59			`dlclose(hlib);`
60			`return -1;`
61			`}`
62
63			`if(brd->brd_open(devname) < 0) {`
64
65			`delete brd;`
66
67			`if(hlib) {`
68			`int res = dlclose(hlib);`
69			`if(res < 0) {`
70			`fprintf(stderr, "%s\n", dlerror());`
71			`return -1;`
72			`}`
73			`}`
74
75			`return -1;`
76			`}`
77
78	2	dsmv	`brd->brd_init();`
79			`brd->brd_pld_info();`
80
81	6	v.karak	`std::cout << "Reset FPGA..." << std::endl;`
82			`brd->brd_reg_poke_ind(0,0,1);`
83			`brd->brd_delay(100);`
84			`brd->brd_reg_poke_ind(0,0,0);`
85			`brd->brd_delay(100);`
86
87			`std::cout << "Init FPGA..." << std::endl;`
88			`for( int trd=0; trd<8; trd++ ) {`
89			`brd->brd_reg_poke_ind( trd, 0, 1 );`
90			`}`
91			`for( int trd=0; trd<8; trd++ ) {`
92			`for( int ii=1; ii<32; ii++ ) {`
93			`brd->brd_reg_poke_ind( trd, ii, 0 );`
94			`}`
95			`}`
96			`for( int trd=0; trd<8; trd++ ) {`
97			`brd->brd_reg_poke_ind( trd, 0, 0 );`
98			`}`
99
100	2	dsmv	`std ::cout << "Press enter to allocate DMA memory..." << endl;`
101			`getchar();`
102
103	6	v.karak	`int DmaChan = 1;`
104
105	2	dsmv	`// Check BRDSHELL DMA interface`
106			`BRDctrl_StreamCBufAlloc sSCA = {`
107	6	v.karak	`1, //dir`
108	2	dsmv	`1,`
109			`NUM_BLOCK,`
110			`BLOCK_SIZE,`
111	6	v.karak	`pBuffers,`
112	2	dsmv	`NULL,`
113			`};`
114
115			`brd->dma_alloc(dmaChan, &sSCA);`
116
117	6	v.karak	`brd->dma_set_local_addr(DmaChan, 0x1000);`
118			`brd->dma_stop(DmaChan);`
119			`brd->dma_reset_fifo(DmaChan);`
120			`brd->dma_reset_fifo(DmaChan);`
121
122	2	dsmv	`std ::cout << "Press enter to start DMA channel..." << endl;`
123			`getchar();`
124
125	6	v.karak	`// fill data buffers`
126			`for(int j=0; j<NUM_BLOCK; j++) {`
127			`buffer = (u32*)pBuffers[j];`
128			`for(unsigned i=0; i<32; i++) {`
129			`buffer[i] = 0xAA556677;`
130			`}`
131			`}`
132
133	2	dsmv	`brd->dma_start(dmaChan, 0);`
134
135			`std ::cout << "Press enter to stop DMA channel..." << endl;`
136			`getchar();`
137
138	6	v.karak
139	2	dsmv	`brd->dma_stop(dmaChan);`
140
141	6	v.karak	`// show data buffers`
142			`for(int j=0; j<NUM_BLOCK; j++) {`
143	2	dsmv
144	6	v.karak	`std ::cout << "DMA data buffer " << j << ":" << endl;`
145			`buffer = (u32*)pBuffers[j];`
146			`for(unsigned i=0; i<32; i++) {`
147			`std::cout << hex << buffer[i] << " ";`
148			`}`
149			`std ::cout << endl;`
150	2	dsmv	`}`
151			`std::cout << dec << endl;`
152
153			`std ::cout << "Press enter to free DMA memory..." << endl;`
154			`getchar();`
155
156			`brd->dma_free_memory(dmaChan);`
157
158			`brd->brd_close();`
159
160			`delete brd;`
161
162	6	v.karak	`if(hlib) {`
163			`int res = dlclose(hlib);`
164			`if(res < 0) {`
165			`fprintf(stderr, "%s\n", dlerror());`
166			`return -1;`
167			`}`
168			`}`
169
170	2	dsmv	`return 0;`
171			`}`

Browse

Tools

Subversion Repositories pcie_ds_dma

[/] [pcie_ds_dma/] [trunk/] [soft/] [linux/] [application/] [board_exam/] [main.cpp] - Blame information for rev 20