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u-boot/cmd/mfsl.c
Simon Glass 7e5f460ec4 global: Convert simple_strtoul() with hex to hextoul() 
It is a pain to have to specify the value 16 in each call. Add a new
hextoul() function and update the code to use it.

Add a proper comment to simple_strtoul() while we are here.

Signed-off-by: Simon Glass <sjg@chromium.org>
2021-08-02 13:32:14 -04:00

388 lines
6.6 KiB
C
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// SPDX-License-Identifier: GPL-2.0+
/*
* (C) Copyright 2007 Michal Simek
*
* Michal SIMEK <monstr@monstr.eu>
*/
/*
* Microblaze FSL support
*/
#include <common.h>
#include <config.h>
#include <command.h>
#include <asm/asm.h>
int do_frd(struct cmd_tbl *cmdtp, int flag, int argc, char *const argv[])
{
unsigned int fslnum;
unsigned int num;
unsigned int blocking;
if (argc < 2)
return CMD_RET_USAGE;
fslnum = (unsigned int)hextoul(argv[1], NULL);
blocking = (unsigned int)hextoul(argv[2], NULL);
if (fslnum < 0 || fslnum >= XILINX_FSL_NUMBER) {
puts ("Bad number of FSL\n");
return CMD_RET_USAGE;
}
switch (fslnum) {
#if (XILINX_FSL_NUMBER > 0)
case 0:
switch (blocking) {
case 0: NGET (num, 0);
break;
case 1: NCGET (num, 0);
break;
case 2: GET (num, 0);
break;
case 3: CGET (num, 0);
break;
default:
return 2;
}
break;
#endif
#if (XILINX_FSL_NUMBER > 1)
case 1:
switch (blocking) {
case 0: NGET (num, 1);
break;
case 1: NCGET (num, 1);
break;
case 2: GET (num, 1);
break;
case 3: CGET (num, 1);
break;
default:
return 2;
}
break;
#endif
#if (XILINX_FSL_NUMBER > 2)
case 2:
switch (blocking) {
case 0: NGET (num, 2);
break;
case 1: NCGET (num, 2);
break;
case 2: GET (num, 2);
break;
case 3: CGET (num, 2);
break;
default:
return 2;
}
break;
#endif
#if (XILINX_FSL_NUMBER > 3)
case 3:
switch (blocking) {
case 0: NGET (num, 3);
break;
case 1: NCGET (num, 3);
break;
case 2: GET (num, 3);
break;
case 3: CGET (num, 3);
break;
default:
return 2;
}
break;
#endif
#if (XILINX_FSL_NUMBER > 4)
case 4:
switch (blocking) {
case 0: NGET (num, 4);
break;
case 1: NCGET (num, 4);
break;
case 2: GET (num, 4);
break;
case 3: CGET (num, 4);
break;
default:
return 2;
}
break;
#endif
#if (XILINX_FSL_NUMBER > 5)
case 5:
switch (blocking) {
case 0: NGET (num, 5);
break;
case 1: NCGET (num, 5);
break;
case 2: GET (num, 5);
break;
case 3: CGET (num, 5);
break;
default:
return 2;
}
break;
#endif
#if (XILINX_FSL_NUMBER > 6)
case 6:
switch (blocking) {
case 0: NGET (num, 6);
break;
case 1: NCGET (num, 6);
break;
case 2: GET (num, 6);
break;
case 3: CGET (num, 6);
break;
default:
return 2;
}
break;
#endif
#if (XILINX_FSL_NUMBER > 7)
case 7:
switch (blocking) {
case 0: NGET (num, 7);
break;
case 1: NCGET (num, 7);
break;
case 2: GET (num, 7);
break;
case 3: CGET (num, 7);
break;
default:
return 2;
}
break;
#endif
default:
return 1;
}
printf ("%01x: 0x%08x - %s %s read\n", fslnum, num,
blocking < 2 ? "non blocking" : "blocking",
((blocking == 1) || (blocking == 3)) ? "control" : "data" );
return 0;
}
int do_fwr(struct cmd_tbl *cmdtp, int flag, int argc, char *const argv[])
{
unsigned int fslnum;
unsigned int num;
unsigned int blocking;
if (argc < 3)
return CMD_RET_USAGE;
fslnum = (unsigned int)hextoul(argv[1], NULL);
num = (unsigned int)hextoul(argv[2], NULL);
blocking = (unsigned int)hextoul(argv[3], NULL);
if (fslnum < 0 || fslnum >= XILINX_FSL_NUMBER)
return CMD_RET_USAGE;
switch (fslnum) {
#if (XILINX_FSL_NUMBER > 0)
case 0:
switch (blocking) {
case 0: NPUT (num, 0);
break;
case 1: NCPUT (num, 0);
break;
case 2: PUT (num, 0);
break;
case 3: CPUT (num, 0);
break;
default:
return 2;
}
break;
#endif
#if (XILINX_FSL_NUMBER > 1)
case 1:
switch (blocking) {
case 0: NPUT (num, 1);
break;
case 1: NCPUT (num, 1);
break;
case 2: PUT (num, 1);
break;
case 3: CPUT (num, 1);
break;
default:
return 2;
}
break;
#endif
#if (XILINX_FSL_NUMBER > 2)
case 2:
switch (blocking) {
case 0: NPUT (num, 2);
break;
case 1: NCPUT (num, 2);
break;
case 2: PUT (num, 2);
break;
case 3: CPUT (num, 2);
break;
default:
return 2;
}
break;
#endif
#if (XILINX_FSL_NUMBER > 3)
case 3:
switch (blocking) {
case 0: NPUT (num, 3);
break;
case 1: NCPUT (num, 3);
break;
case 2: PUT (num, 3);
break;
case 3: CPUT (num, 3);
break;
default:
return 2;
}
break;
#endif
#if (XILINX_FSL_NUMBER > 4)
case 4:
switch (blocking) {
case 0: NPUT (num, 4);
break;
case 1: NCPUT (num, 4);
break;
case 2: PUT (num, 4);
break;
case 3: CPUT (num, 4);
break;
default:
return 2;
}
break;
#endif
#if (XILINX_FSL_NUMBER > 5)
case 5:
switch (blocking) {
case 0: NPUT (num, 5);
break;
case 1: NCPUT (num, 5);
break;
case 2: PUT (num, 5);
break;
case 3: CPUT (num, 5);
break;
default:
return 2;
}
break;
#endif
#if (XILINX_FSL_NUMBER > 6)
case 6:
switch (blocking) {
case 0: NPUT (num, 6);
break;
case 1: NCPUT (num, 6);
break;
case 2: PUT (num, 6);
break;
case 3: CPUT (num, 6);
break;
default:
return 2;
}
break;
#endif
#if (XILINX_FSL_NUMBER > 7)
case 7:
switch (blocking) {
case 0: NPUT (num, 7);
break;
case 1: NCPUT (num, 7);
break;
case 2: PUT (num, 7);
break;
case 3: CPUT (num, 7);
break;
default:
return 2;
}
break;
#endif
default:
return 1;
}
printf ("%01x: 0x%08x - %s %s write\n", fslnum, num,
blocking < 2 ? "non blocking" : "blocking",
((blocking == 1) || (blocking == 3)) ? "control" : "data" );
return 0;
}
int do_rspr(struct cmd_tbl *cmdtp, int flag, int argc, char *const argv[])
{
unsigned int reg = 0;
unsigned int val = 0;
if (argc < 2)
return CMD_RET_USAGE;
reg = (unsigned int)hextoul(argv[1], NULL);
val = (unsigned int)hextoul(argv[2], NULL);
switch (reg) {
case 0x1:
if (argc > 2) {
MTS (val, rmsr);
NOP;
MFS (val, rmsr);
} else {
MFS (val, rmsr);
}
puts ("MSR");
break;
case 0x3:
MFS (val, rear);
puts ("EAR");
break;
case 0x5:
MFS (val, resr);
puts ("ESR");
break;
default:
puts ("Unsupported register\n");
return 1;
}
printf (": 0x%08x\n", val);
return 0;
}
/***************************************************/
U_BOOT_CMD (frd, 3, 1, do_frd,
"read data from FSL",
"- [fslnum [0|1|2|3]]\n"
" 0 - non blocking data read\n"
" 1 - non blocking control read\n"
" 2 - blocking data read\n"
" 3 - blocking control read");
U_BOOT_CMD (fwr, 4, 1, do_fwr,
"write data to FSL",
"- [fslnum [0|1|2|3]]\n"
" 0 - non blocking data write\n"
" 1 - non blocking control write\n"
" 2 - blocking data write\n"
" 3 - blocking control write");
U_BOOT_CMD (rspr, 3, 1, do_rspr,
"read/write special purpose register",
"- reg_num [write value] read/write special purpose register\n"
" 1 - MSR - Machine status register\n"
" 3 - EAR - Exception address register\n"
" 5 - ESR - Exception status register");
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