diff options
Diffstat (limited to 'qemu/roms/u-boot/common/cmd_mfsl.c')
| -rw-r--r-- | qemu/roms/u-boot/common/cmd_mfsl.c | 388 |
1 files changed, 388 insertions, 0 deletions
diff --git a/qemu/roms/u-boot/common/cmd_mfsl.c b/qemu/roms/u-boot/common/cmd_mfsl.c new file mode 100644 index 000000000..e8e8e3c0d --- /dev/null +++ b/qemu/roms/u-boot/common/cmd_mfsl.c @@ -0,0 +1,388 @@ +/* + * (C) Copyright 2007 Michal Simek + * + * Michal SIMEK <monstr@monstr.eu> + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +/* + * Microblaze FSL support + */ + +#include <common.h> +#include <config.h> +#include <command.h> +#include <asm/asm.h> + +int do_frd (cmd_tbl_t * 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)simple_strtoul (argv[1], NULL, 16); + blocking = (unsigned int)simple_strtoul (argv[2], NULL, 16); + 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 (cmd_tbl_t * 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)simple_strtoul (argv[1], NULL, 16); + num = (unsigned int)simple_strtoul (argv[2], NULL, 16); + blocking = (unsigned int)simple_strtoul (argv[3], NULL, 16); + 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 (cmd_tbl_t * 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)simple_strtoul (argv[1], NULL, 16); + val = (unsigned int)simple_strtoul (argv[2], NULL, 16); + 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"); |