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Diffstat (limited to 'gdb/sparclet-rom.c')
| -rw-r--r-- | gdb/sparclet-rom.c | 296 |
1 files changed, 0 insertions, 296 deletions
diff --git a/gdb/sparclet-rom.c b/gdb/sparclet-rom.c deleted file mode 100644 index 992cca1..0000000 --- a/gdb/sparclet-rom.c +++ /dev/null @@ -1,296 +0,0 @@ -/* Remote target glue for the SPARC Sparclet ROM monitor. - Copyright 1995, 1996 Free Software Foundation, Inc. - -This file is part of GDB. - -This program is free software; you can redistribute it and/or modify -it under the terms of the GNU General Public License as published by -the Free Software Foundation; either version 2 of the License, or -(at your option) any later version. - -This program is distributed in the hope that it will be useful, -but WITHOUT ANY WARRANTY; without even the implied warranty of -MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -GNU General Public License for more details. - -You should have received a copy of the GNU General Public License -along with this program; if not, write to the Free Software -Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ - - -#include "defs.h" -#include "gdbcore.h" -#include "target.h" -#include "monitor.h" -#include "serial.h" -#include "srec.h" -#include "symtab.h" -#include "symfile.h" /* for generic_load */ -#include <time.h> - -extern void report_transfer_performance PARAMS ((unsigned long, time_t, time_t)); - -static struct target_ops sparclet_ops; - -static void sparclet_open PARAMS ((char *args, int from_tty)); - -/* This array of registers need to match the indexes used by GDB. - This exists because the various ROM monitors use different strings - than does GDB, and don't necessarily support all the registers - either. So, typing "info reg sp" becomes a "r30". */ - -/*PSR 0x00000080 impl ver icc AW LE EE EC EF PIL S PS ET CWP WIM - 0x0 0x0 0x0 0 0 0 0 0 0x0 1 0 0 0x00 0x2 - 0000010 - INS LOCALS OUTS GLOBALS - 0 0x00000000 0x00000000 0x00000000 0x00000000 - 1 0x00000000 0x00000000 0x00000000 0x00000000 - 2 0x00000000 0x00000000 0x00000000 0x00000000 - 3 0x00000000 0x00000000 0x00000000 0x00000000 - 4 0x00000000 0x00000000 0x00000000 0x00000000 - 5 0x00000000 0x00001000 0x00000000 0x00000000 - 6 0x00000000 0x00000000 0x123f0000 0x00000000 - 7 0x00000000 0x00000000 0x00000000 0x00000000 -pc: 0x12010000 0x00000000 unimp -npc: 0x12010004 0x00001000 unimp 0x1000 -tbr: 0x00000000 -y: 0x00000000 -*/ -/* these correspond to the offsets from tm-* files from config directories */ - -/* is wim part of psr?? */ -/* monitor wants lower case */ -static char *sparclet_regnames[NUM_REGS] = REGISTER_NAMES; - - -/* Function: sparclet_supply_register - Just returns with no action. - This function is required, because parse_register_dump (monitor.c) - expects to be able to call it. If we don't supply something, it will - call a null pointer and core-dump. Since this function does not - actually do anything, GDB will request the registers individually. */ - -static void -sparclet_supply_register (regname, regnamelen, val, vallen) - char *regname; - int regnamelen; - char *val; - int vallen; -{ - return; -} - -static void -sparclet_load (desc, file, hashmark) - serial_t desc; - char *file; - int hashmark; -{ - bfd *abfd; - asection *s; - int i; - CORE_ADDR load_offset; - time_t start_time, end_time; - unsigned long data_count = 0; - - /* enable user to specify address for downloading as 2nd arg to load */ - - i = sscanf(file, "%*s 0x%lx", &load_offset); - if (i >= 1 ) - { - char *p; - - for (p = file; *p != '\000' && !isspace (*p); p++); - - *p = '\000'; - } - else - load_offset = 0; - - abfd = bfd_openr (file, 0); - if (!abfd) - { - printf_filtered ("Unable to open file %s\n", file); - return; - } - - if (bfd_check_format (abfd, bfd_object) == 0) - { - printf_filtered ("File is not an object file\n"); - return; - } - - start_time = time (NULL); - - for (s = abfd->sections; s; s = s->next) - if (s->flags & SEC_LOAD) - { - bfd_size_type section_size; - bfd_vma vma; - - vma = bfd_get_section_vma (abfd, s) + load_offset; - section_size = bfd_section_size (abfd, s); - - data_count += section_size; - - printf_filtered ("%s\t: 0x%4x .. 0x%4x ", - bfd_get_section_name (abfd, s), vma, - vma + section_size); - gdb_flush (gdb_stdout); - - monitor_printf ("load c r %x %x\r", vma, section_size); - - monitor_expect ("load: loading ", NULL, 0); - monitor_expect ("\r", NULL, 0); - - for (i = 0; i < section_size; i += 2048) - { - int numbytes; - char buf[2048]; - - numbytes = min (sizeof buf, section_size - i); - - bfd_get_section_contents (abfd, s, buf, i, numbytes); - - SERIAL_WRITE (desc, buf, numbytes); - - if (hashmark) - { - putchar_unfiltered ('#'); - gdb_flush (gdb_stdout); - } - } /* Per-packet (or S-record) loop */ - - monitor_expect_prompt (NULL, 0); - - putchar_unfiltered ('\n'); - } /* Loadable sections */ - - monitor_printf ("reg pc %x\r", bfd_get_start_address (abfd)); - monitor_expect_prompt (NULL, 0); - monitor_printf ("reg npc %x\r", bfd_get_start_address (abfd) + 4); - monitor_expect_prompt (NULL, 0); - - monitor_printf ("run\r"); - - end_time = time (NULL); - - if (hashmark) - putchar_unfiltered ('\n'); - - report_transfer_performance (data_count, start_time, end_time); - - pop_target (); - push_remote_target (monitor_get_dev_name (), 1); - - return_to_top_level (RETURN_QUIT); -} - -/* Define the monitor command strings. Since these are passed directly - through to a printf style function, we may include formatting - strings. We also need a CR or LF on the end. */ - -/* need to pause the monitor for timing reasons, so slow it down */ - -static char *sparclet_inits[] = {"\n\r\r\n", NULL}; - -static struct monitor_ops sparclet_cmds ; - -static void -init_sparclet_cmds(void) -{ - sparclet_cmds.flags = MO_CLR_BREAK_USES_ADDR | - MO_HEX_PREFIX | - MO_NO_ECHO_ON_OPEN | - MO_NO_ECHO_ON_SETMEM | - MO_RUN_FIRST_TIME | - MO_GETMEM_READ_SINGLE ; /* flags */ - sparclet_cmds.init = sparclet_inits; /* Init strings */ - sparclet_cmds.cont = "cont\r"; /* continue command */ - sparclet_cmds.step = "step\r"; /* single step */ - sparclet_cmds.stop = "\r"; /* break interrupts the program */ - sparclet_cmds.set_break = "+bp %x\r"; /* set a breakpoint */ - sparclet_cmds.clr_break = "-bp %x\r" ; /* can't use "br" because only 2 hw bps are supported */ - sparclet_cmds.clr_all_break = "-bp %x\r"; /* clear a breakpoint */ - "-bp\r" ; /* clear all breakpoints */ - sparclet_cmds.fill = "fill %x -n %x -v %x -b\r"; /* fill (start length val) */ - /* can't use "fi" because it takes words, not bytes */ - /* ex [addr] [-n count] [-b|-s|-l] default: ex cur -n 1 -b */ - sparclet_cmds.setmem.cmdb = "ex %x -b\r%x\rq\r"; /* setmem.cmdb (addr, value) */ - sparclet_cmds.setmem.cmdw = "ex %x -s\r%x\rq\r"; /* setmem.cmdw (addr, value) */ - sparclet_cmds.setmem.cmdl = "ex %x -l\r%x\rq\r"; /* setmem.cmdl (addr, value) */ - sparclet_cmds.setmem.cmdll = NULL; /* setmem.cmdll (addr, value) */ - sparclet_cmds.setmem.resp_delim = NULL; /*": " */ /* setmem.resp_delim */ - sparclet_cmds.setmem.term = NULL; /*"? " */ /* setmem.term */ - sparclet_cmds.setmem.term_cmd = NULL; /*"q\r" */ /* setmem.term_cmd */ - /* since the parsing of multiple bytes is difficult due to - interspersed addresses, we'll only read 1 value at a time, - even tho these can handle a count */ - /* we can use -n to set count to read, but may have to parse? */ - sparclet_cmds.getmem.cmdb = "ex %x -n 1 -b\r"; /* getmem.cmdb (addr, #bytes) */ - sparclet_cmds.getmem.cmdw = "ex %x -n 1 -s\r"; /* getmem.cmdw (addr, #swords) */ - sparclet_cmds.getmem.cmdl = "ex %x -n 1 -l\r"; /* getmem.cmdl (addr, #words) */ - sparclet_cmds.getmem.cmdll = NULL; /* getmem.cmdll (addr, #dwords) */ - sparclet_cmds.getmem.resp_delim = ": "; /* getmem.resp_delim */ - sparclet_cmds.getmem.term = NULL; /* getmem.term */ - sparclet_cmds.getmem.term_cmd = NULL; /* getmem.term_cmd */ - sparclet_cmds.setreg.cmd = "reg %s 0x%x\r"; /* setreg.cmd (name, value) */ - sparclet_cmds.setreg.resp_delim = NULL; /* setreg.resp_delim */ - sparclet_cmds.setreg.term = NULL; /* setreg.term */ - sparclet_cmds.setreg.term_cmd = NULL ; /* setreg.term_cmd */ - sparclet_cmds.getreg.cmd = "reg %s\r"; /* getreg.cmd (name) */ - sparclet_cmds.getreg.resp_delim = " "; /* getreg.resp_delim */ - sparclet_cmds.getreg.term = NULL; /* getreg.term */ - sparclet_cmds.getreg.term_cmd = NULL; /* getreg.term_cmd */ - sparclet_cmds.dump_registers = "reg\r"; /* dump_registers */ - sparclet_cmds.register_pattern = "\\(\\w+\\)=\\([0-9a-fA-F]+\\)"; /* register_pattern */ - sparclet_cmds.supply_register = sparclet_supply_register; /* supply_register */ - sparclet_cmds.load_routine = sparclet_load; /* load_routine */ - sparclet_cmds.load = NULL; /* download command (srecs on console) */ - sparclet_cmds.loadresp = NULL; /* load response */ - sparclet_cmds.prompt = "monitor>"; /* monitor command prompt */ - /* yikes! gdb core dumps without this delimitor!! */ - sparclet_cmds.line_term = "\r"; /* end-of-command delimitor */ - sparclet_cmds.cmd_end = NULL; /* optional command terminator */ - sparclet_cmds.target = &sparclet_ops; /* target operations */ - sparclet_cmds.stopbits = SERIAL_1_STOPBITS; /* number of stop bits */ - sparclet_cmds.regnames = sparclet_regnames; /* registers names */ - sparclet_cmds.magic = MONITOR_OPS_MAGIC ; /* magic */ -}; - -static void -sparclet_open (args, from_tty) - char *args; - int from_tty; -{ - monitor_open (args, &sparclet_cmds, from_tty); -} - -void -_initialize_sparclet () -{ - int i; - init_sparclet_cmds() ; - - for (i = 0; i < NUM_REGS; i++) - if (sparclet_regnames[i][0] == 'c' || - sparclet_regnames[i][0] == 'a') - sparclet_regnames[i] = 0; /* mon can't report c* or a* regs */ - - sparclet_regnames[0] = 0; /* mon won't report %G0 */ - - init_monitor_ops (&sparclet_ops); - sparclet_ops.to_shortname = "sparclet"; /* for the target command */ - sparclet_ops.to_longname = "SPARC Sparclet monitor"; - /* use SW breaks; target only supports 2 HW breakpoints */ - sparclet_ops.to_insert_breakpoint = memory_insert_breakpoint; - sparclet_ops.to_remove_breakpoint = memory_remove_breakpoint; - - sparclet_ops.to_doc = - "Use a board running the Sparclet debug monitor.\n\ -Specify the serial device it is connected to (e.g. /dev/ttya)."; - - sparclet_ops.to_open = sparclet_open; - add_target (&sparclet_ops); -} - |