From: Matthias Fuchs matthias.fuchs@esd-electronics.com
This patch adds support for an address parameter to esd's cpld command. This is in preparation to remove compiled-in binary cpld (xsvf) bitstreams.
Signed-off-by: Matthias Fuchs matthias.fuchs@esd.eu --- board/esd/common/xilinx_jtag/micro.c | 24 ++++++++++++++++-------- board/esd/common/xilinx_jtag/ports.c | 10 ++++------ 2 files changed, 20 insertions(+), 14 deletions(-)
diff --git a/board/esd/common/xilinx_jtag/micro.c b/board/esd/common/xilinx_jtag/micro.c index 9b2cf90..37ac0cc 100644 --- a/board/esd/common/xilinx_jtag/micro.c +++ b/board/esd/common/xilinx_jtag/micro.c @@ -66,10 +66,7 @@ #include "lenval.h" #include "ports.h"
- -extern const unsigned char fpgadata[]; -extern int filesize; - +const unsigned char *xsvfdata;
/*============================================================================ * XSVF #define @@ -1838,12 +1835,23 @@ int do_cpld(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) unsigned long duration; unsigned long long startClock, endClock;
+ if (argc == 2) + xsvfdata = (unsigned char *)simple_strtoul(argv[1], NULL, 16); + else { +#ifdef CONFIG_SYS_XSVF_DEFAULT_ADDR + xsvfdata = (unsigned char *)CONFIG_SYS_XSVF_DEFAULT_ADDR; +#else + printf("Usage:\ncpld %s\n", cmdtp->help); + return -1; +#endif + } + iErrorCode = XSVF_ERRORCODE( XSVF_ERROR_NONE ); pzXsvfFileName = 0; xsvf_iDebugLevel = 0;
printf("XSVF Player v%s, Xilinx, Inc.\n", XSVF_VERSION); - printf("XSVF Filesize = %d bytes\n", filesize); + printf("Reading XSVF data @ %p\n", xsvfdata);
/* Initialize the I/O. SetPort initializes I/O on first call */ setPort( TMS, 1 ); @@ -1858,7 +1866,7 @@ int do_cpld(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) return( iErrorCode ); } U_BOOT_CMD( - cpld, 1, 1, do_cpld, - "Program onboard CPLD", - NULL + cpld, 2, 1, do_cpld, + "program onboard CPLD", + "<xsvf-addr>" ); diff --git a/board/esd/common/xilinx_jtag/ports.c b/board/esd/common/xilinx_jtag/ports.c index ac0d7ac..f039d04 100644 --- a/board/esd/common/xilinx_jtag/ports.c +++ b/board/esd/common/xilinx_jtag/ports.c @@ -42,9 +42,7 @@ static int oldstate = 0; static int newstate = 0; static int readptr = 0;
-extern long filesize; -extern const unsigned char fpgadata[]; - +extern const unsigned char *xsvfdata;
/* if in debugging mode, then just set the variables */ void setPort(short p,short val) @@ -86,10 +84,10 @@ void pulseClock(void) void readByte(unsigned char *data) { /* pretend reading using a file */ - *data = fpgadata[readptr++]; - newstate = (100 * filepos++) / filesize; + *data = xsvfdata[readptr++]; + newstate = filepos++ >> 10; if (newstate != oldstate) { - printf("%4d\r\r\r\r", newstate); + printf("%4d kB\r\r\r\r", newstate); oldstate = newstate; } }