// mode once it is configured.
//-----------------------------------------------------------------------------
+#include "fpgaloader.h"
+
#include <stdint.h>
#include <stddef.h>
#include <stdbool.h>
-#include "fpgaloader.h"
+#include "apps.h"
+#include "fpga.h"
#include "proxmark3.h"
#include "util.h"
#include "string.h"
#include "BigBuf.h"
#include "zlib.h"
-extern void Dbprintf(const char *fmt, ...);
-
// remember which version of the bitstream we have already downloaded to the FPGA
-static int downloaded_bitstream = FPGA_BITSTREAM_ERR;
+static int downloaded_bitstream = 0;
// this is where the bitstreams are located in memory:
extern uint8_t _binary_obj_fpga_all_bit_z_start, _binary_obj_fpga_all_bit_z_end;
static uint8_t *fpga_image_ptr = NULL;
static uint32_t uncompressed_bytes_cnt;
-static const uint8_t _bitparse_fixed_header[] = {0x00, 0x09, 0x0f, 0xf0, 0x0f, 0xf0, 0x0f, 0xf0, 0x0f, 0xf0, 0x00, 0x00, 0x01};
-#define FPGA_BITSTREAM_FIXED_HEADER_SIZE sizeof(_bitparse_fixed_header)
#define OUTPUT_BUFFER_LEN 80
-#define FPGA_INTERLEAVE_SIZE 288
//-----------------------------------------------------------------------------
// Set up the Serial Peripheral Interface as master
//----------------------------------------------------------------------------
static int get_from_fpga_stream(int bitstream_version, z_streamp compressed_fpga_stream, uint8_t *output_buffer)
{
- while((uncompressed_bytes_cnt / FPGA_INTERLEAVE_SIZE) % FPGA_BITSTREAM_MAX != (bitstream_version - 1)) {
+ while((uncompressed_bytes_cnt / FPGA_INTERLEAVE_SIZE) % fpga_bitstream_num != (bitstream_version - 1)) {
// skip undesired data belonging to other bitstream_versions
get_from_fpga_combined_stream(compressed_fpga_stream, output_buffer);
}
// initialize z_stream structure for inflate:
compressed_fpga_stream->next_in = &_binary_obj_fpga_all_bit_z_start;
- compressed_fpga_stream->avail_in = &_binary_obj_fpga_all_bit_z_start - &_binary_obj_fpga_all_bit_z_end;
+ compressed_fpga_stream->avail_in = &_binary_obj_fpga_all_bit_z_end - &_binary_obj_fpga_all_bit_z_start;
compressed_fpga_stream->next_out = output_buffer;
compressed_fpga_stream->avail_out = OUTPUT_BUFFER_LEN;
compressed_fpga_stream->zalloc = &fpga_inflate_malloc;
header[i] = get_from_fpga_stream(bitstream_version, compressed_fpga_stream, output_buffer);
}
- // Check for a valid .bit file (starts with _bitparse_fixed_header)
- if(memcmp(_bitparse_fixed_header, header, FPGA_BITSTREAM_FIXED_HEADER_SIZE) == 0) {
+ // Check for a valid .bit file (starts with bitparse_fixed_header)
+ if(memcmp(bitparse_fixed_header, header, FPGA_BITSTREAM_FIXED_HEADER_SIZE) == 0) {
return true;
} else {
return false;
}
unsigned int bitstream_length;
- if(bitparse_find_section(bitstream_version, 'e', &bitstream_length, &compressed_fpga_stream, output_buffer)) {
+ if (bitparse_find_section(bitstream_version, 'e', &bitstream_length, &compressed_fpga_stream, output_buffer)) {
DownloadFPGA(bitstream_version, bitstream_length, &compressed_fpga_stream, output_buffer);
downloaded_bitstream = bitstream_version;
}
}
-//-----------------------------------------------------------------------------
-// Gather version information from FPGA image. Needs to decompress the begin
-// of the respective (HF or LF) image.
-// Note: decompression makes use of (i.e. overwrites) BigBuf[]. It is therefore
-// advisable to call this only once and store the results for later use.
-//-----------------------------------------------------------------------------
-void FpgaGatherVersion(int bitstream_version, char *dst, int len)
-{
- unsigned int fpga_info_len;
- char tempstr[40] = {0x00};
- z_stream compressed_fpga_stream;
- uint8_t output_buffer[OUTPUT_BUFFER_LEN] = {0x00};
-
- dst[0] = '\0';
-
- // ensure that we can allocate enough memory for decompression:
- BigBuf_free(); BigBuf_Clear_ext(false);
-
- if (!reset_fpga_stream(bitstream_version, &compressed_fpga_stream, output_buffer))
- return;
-
- if(bitparse_find_section(bitstream_version, 'a', &fpga_info_len, &compressed_fpga_stream, output_buffer)) {
- for (uint16_t i = 0; i < fpga_info_len; i++) {
- char c = (char)get_from_fpga_stream(bitstream_version, &compressed_fpga_stream, output_buffer);
- if (i < sizeof(tempstr)) {
- tempstr[i] = c;
- }
- }
- if (!memcmp("fpga_lf", tempstr, 7))
- strncat(dst, "LF ", len-1);
- else if (!memcmp("fpga_hf", tempstr, 7))
- strncat(dst, "HF ", len-1);
- }
- strncat(dst, "FPGA image built", len-1);
- if(bitparse_find_section(bitstream_version, 'b', &fpga_info_len, &compressed_fpga_stream, output_buffer)) {
- strncat(dst, " for ", len-1);
- for (uint16_t i = 0; i < fpga_info_len; i++) {
- char c = (char)get_from_fpga_stream(bitstream_version, &compressed_fpga_stream, output_buffer);
- if (i < sizeof(tempstr)) {
- tempstr[i] = c;
- }
- }
- strncat(dst, tempstr, len-1);
- }
- if(bitparse_find_section(bitstream_version, 'c', &fpga_info_len, &compressed_fpga_stream, output_buffer)) {
- strncat(dst, " on ", len-1);
- for (uint16_t i = 0; i < fpga_info_len; i++) {
- char c = (char)get_from_fpga_stream(bitstream_version, &compressed_fpga_stream, output_buffer);
- if (i < sizeof(tempstr)) {
- tempstr[i] = c;
- }
- }
- strncat(dst, tempstr, len-1);
- }
- if(bitparse_find_section(bitstream_version, 'd', &fpga_info_len, &compressed_fpga_stream, output_buffer)) {
- strncat(dst, " at ", len-1);
- for (uint16_t i = 0; i < fpga_info_len; i++) {
- char c = (char)get_from_fpga_stream(bitstream_version, &compressed_fpga_stream, output_buffer);
- if (i < sizeof(tempstr)) {
- tempstr[i] = c;
- }
- }
- strncat(dst, tempstr, len-1);
- }
-
- strncat(dst, "\n", len-1);
-
- inflateEnd(&compressed_fpga_stream);
-}
-
-
//-----------------------------------------------------------------------------
// Send a 16 bit command/data pair to the FPGA.
// The bit format is: C3 C2 C1 C0 D11 D10 D9 D8 D7 D6 D5 D4 D3 D2 D1 D0
}
void Fpga_print_status(void) {
- Dbprintf("Fgpa");
- switch(downloaded_bitstream) {
- case FPGA_BITSTREAM_HF: Dbprintf(" mode....................HF"); break;
- case FPGA_BITSTREAM_LF: Dbprintf(" mode....................LF"); break;
- default: Dbprintf(" mode....................%d", downloaded_bitstream); break;
- }
+ Dbprintf("Currently loaded FPGA image:");
+ Dbprintf(" %s", fpga_version_information[downloaded_bitstream-1]);
}
int FpgaGetCurrent() {
projects / proxmark3-svn / blobdiff