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Diffstat (limited to 'contrib/gdb/gdb/remote-rdi.c')
| -rw-r--r-- | contrib/gdb/gdb/remote-rdi.c | 1026 |
1 files changed, 0 insertions, 1026 deletions
diff --git a/contrib/gdb/gdb/remote-rdi.c b/contrib/gdb/gdb/remote-rdi.c deleted file mode 100644 index 268ed328f6c9..000000000000 --- a/contrib/gdb/gdb/remote-rdi.c +++ /dev/null @@ -1,1026 +0,0 @@ -/* GDB interface to ARM RDI library. - - Copyright 1997, 1998, 1999, 2000, 2001, 2002 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 "gdb_string.h" -#include <fcntl.h> -#include "frame.h" -#include "inferior.h" -#include "bfd.h" -#include "symfile.h" -#include "target.h" -#include "gdbcmd.h" -#include "objfiles.h" -#include "gdb-stabs.h" -#include "gdbthread.h" -#include "gdbcore.h" -#include "breakpoint.h" -#include "completer.h" -#include "regcache.h" -#include "arm-tdep.h" - -#ifdef USG -#include <sys/types.h> -#endif - -#include <signal.h> - -#include "rdi-share/ardi.h" -#include "rdi-share/adp.h" -#include "rdi-share/hsys.h" - -extern int isascii (int); - -/* Prototypes for local functions */ - -static void arm_rdi_files_info (struct target_ops *ignore); - -static int arm_rdi_xfer_memory (CORE_ADDR memaddr, char *myaddr, - int len, int should_write, - struct mem_attrib *attrib, - struct target_ops *target); - -static void arm_rdi_prepare_to_store (void); - -static void arm_rdi_fetch_registers (int regno); - -static void arm_rdi_resume (ptid_t pid, int step, - enum target_signal siggnal); - -static void arm_rdi_open (char *name, int from_tty); - -static void arm_rdi_create_inferior (char *exec_file, char *args, char **env); - -static void arm_rdi_close (int quitting); - -static void arm_rdi_store_registers (int regno); - -static ptid_t arm_rdi_wait (ptid_t ptid, struct target_waitstatus *status); - -static void arm_rdi_kill (void); - -static void arm_rdi_detach (char *args, int from_tty); - -static int arm_rdi_insert_breakpoint (CORE_ADDR, char *); - -static int arm_rdi_remove_breakpoint (CORE_ADDR, char *); - -static char *rdi_error_message (int err); - -static enum target_signal rdi_error_signal (int err); - -/* Global variables. */ - -struct target_ops arm_rdi_ops; - -static struct Dbg_ConfigBlock gdb_config; - -static struct Dbg_HostosInterface gdb_hostif; - -static int max_load_size; - -static int execute_status; - -/* Send heatbeat packets? */ -static int rdi_heartbeat = 0; - -/* Target has ROM at address 0. */ -static int rom_at_zero = 0; - -/* Enable logging? */ -static int log_enable = 0; - -/* Name of the log file. Default is "rdi.log". */ -static char *log_filename; - -/* A little list of breakpoints that have been set. */ - -static struct local_bp_list_entry - { - CORE_ADDR addr; - PointHandle point; - struct local_bp_list_entry *next; - } - *local_bp_list; - -/* Helper callbacks for the "host interface" structure. RDI functions call - these to forward output from the target system and so forth. */ - -static void -voiddummy (void *dummy) -{ - fprintf_unfiltered (gdb_stdout, "void dummy\n"); -} - -static void -myprint (void *arg, const char *format, va_list ap) -{ - vfprintf_unfiltered (gdb_stdout, format, ap); -} - -static void -mywritec (void *arg, int c) -{ - if (isascii (c)) - fputc_unfiltered (c, gdb_stdout); -} - -static int -mywrite (void *arg, char const *buffer, int len) -{ - int i; - char *e; - - e = (char *) buffer; - for (i = 0; i < len; i++) - { - if (isascii ((int) *e)) - { - fputc_unfiltered ((int) *e, gdb_stdout); - e++; - } - } - - return len; -} - -static void -mypause (void *arg) -{ -} - -/* These last two are tricky as we have to handle the special case of - being interrupted more carefully */ - -static int -myreadc (void *arg) -{ - return fgetc (stdin); -} - -static char * -mygets (void *arg, char *buffer, int len) -{ - return fgets (buffer, len, stdin); -} - -/* Prevent multiple calls to angel_RDI_close(). */ -static int closed_already = 1; - -/* Open a connection to a remote debugger. NAME is the filename used - for communication. */ - -static void -arm_rdi_open (char *name, int from_tty) -{ - int rslt, i; - unsigned long arg1, arg2; - char *openArgs = NULL; - char *devName = NULL; - char *p; - - if (name == NULL) - error ("To open an RDI connection, you need to specify what serial\n\ -device is attached to the remote system (e.g. /dev/ttya)."); - - /* split name after whitespace, pass tail as arg to open command */ - - devName = xstrdup (name); - p = strchr (devName, ' '); - if (p) - { - *p = '\0'; - ++p; - - while (*p == ' ') - ++p; - - openArgs = p; - } - - /* Make the basic low-level connection. */ - - arm_rdi_close (0); - rslt = Adp_OpenDevice (devName, openArgs, rdi_heartbeat); - - if (rslt != adp_ok) - error ("Could not open device \"%s\"", name); - - gdb_config.bytesex = 2 | (TARGET_BYTE_ORDER == BFD_ENDIAN_BIG ? 1 : 0); - gdb_config.fpe = 1; - gdb_config.rditype = 2; - gdb_config.heartbeat_on = 1; - gdb_config.flags = 2; - - gdb_hostif.dbgprint = myprint; - gdb_hostif.dbgpause = mypause; - gdb_hostif.dbgarg = NULL; - gdb_hostif.writec = mywritec; - gdb_hostif.readc = myreadc; - gdb_hostif.write = mywrite; - gdb_hostif.gets = mygets; - gdb_hostif.hostosarg = NULL; - gdb_hostif.reset = voiddummy; - - rslt = angel_RDI_open (10, &gdb_config, &gdb_hostif, NULL); - if (rslt == RDIError_BigEndian || rslt == RDIError_LittleEndian) - ; /* do nothing, this is the expected return */ - else if (rslt != RDIError_NoError) - { - printf_filtered ("RDI_open: %s\n", rdi_error_message (rslt)); - Adp_CloseDevice (); - error ("RDI_open failed\n"); - } - - rslt = angel_RDI_info (RDIInfo_Target, &arg1, &arg2); - if (rslt != RDIError_NoError) - { - printf_filtered ("RDI_info: %s\n", rdi_error_message (rslt)); - } - rslt = angel_RDI_info (RDIInfo_Points, &arg1, &arg2); - if (rslt != RDIError_NoError) - { - printf_filtered ("RDI_info: %s\n", rdi_error_message (rslt)); - } - rslt = angel_RDI_info (RDIInfo_Step, &arg1, &arg2); - if (rslt != RDIError_NoError) - { - printf_filtered ("RDI_info: %s\n", rdi_error_message (rslt)); - } - rslt = angel_RDI_info (RDIInfo_CoPro, &arg1, &arg2); - if (rslt != RDIError_NoError) - { - printf_filtered ("RDI_info: %s\n", rdi_error_message (rslt)); - } - rslt = angel_RDI_info (RDIInfo_SemiHosting, &arg1, &arg2); - if (rslt != RDIError_NoError) - { - printf_filtered ("RDI_info: %s\n", rdi_error_message (rslt)); - } - - rslt = angel_RDI_info (RDIInfo_GetLoadSize, &arg1, &arg2); - if (rslt != RDIError_NoError) - { - printf_filtered ("RDI_info: %s\n", rdi_error_message (rslt)); - } - max_load_size = arg1; - - push_target (&arm_rdi_ops); - - target_fetch_registers (-1); - - rslt = angel_RDI_open (1, &gdb_config, NULL, NULL); - if (rslt != RDIError_NoError) - { - printf_filtered ("RDI_open: %s\n", rdi_error_message (rslt)); - } - - arg1 = rom_at_zero ? 0x0 : 0x13b; - - rslt = angel_RDI_info (RDIVector_Catch, &arg1, &arg2); - if (rslt != RDIError_NoError) - { - printf_filtered ("RDI_info: %s\n", rdi_error_message (rslt)); - } - - arg1 = (unsigned long) ""; - rslt = angel_RDI_info (RDISet_Cmdline, &arg1, &arg2); - if (rslt != RDIError_NoError) - { - printf_filtered ("RDI_info: %s\n", rdi_error_message (rslt)); - } - - /* Clear out any existing records of breakpoints. */ - { - struct local_bp_list_entry *entry, *preventry = NULL; - - for (entry = local_bp_list; entry != NULL; entry = entry->next) - { - if (preventry) - xfree (preventry); - } - } - - printf_filtered ("Connected to ARM RDI target.\n"); - closed_already = 0; - inferior_ptid = pid_to_ptid (42); -} - -/* Start an inferior process and set inferior_ptid to its pid. - EXEC_FILE is the file to run. - ARGS is a string containing the arguments to the program. - ENV is the environment vector to pass. Errors reported with error(). - On VxWorks and various standalone systems, we ignore exec_file. */ -/* This is called not only when we first attach, but also when the - user types "run" after having attached. */ - -static void -arm_rdi_create_inferior (char *exec_file, char *args, char **env) -{ - int len, rslt; - unsigned long arg1, arg2; - char *arg_buf; - CORE_ADDR entry_point; - - if (exec_file == 0 || exec_bfd == 0) - error ("No executable file specified."); - - entry_point = (CORE_ADDR) bfd_get_start_address (exec_bfd); - - arm_rdi_kill (); - remove_breakpoints (); - init_wait_for_inferior (); - - len = strlen (exec_file) + 1 + strlen (args) + 1 + /*slop */ 10; - arg_buf = (char *) alloca (len); - arg_buf[0] = '\0'; - strcat (arg_buf, exec_file); - strcat (arg_buf, " "); - strcat (arg_buf, args); - - inferior_ptid = pid_to_ptid (42); - insert_breakpoints (); /* Needed to get correct instruction in cache */ - - if (env != NULL) - { - while (*env) - { - if (strncmp (*env, "MEMSIZE=", sizeof ("MEMSIZE=") - 1) == 0) - { - unsigned long top_of_memory; - char *end_of_num; - - /* Set up memory limit */ - top_of_memory = strtoul (*env + sizeof ("MEMSIZE=") - 1, - &end_of_num, 0); - printf_filtered ("Setting top-of-memory to 0x%lx\n", - top_of_memory); - - rslt = angel_RDI_info (RDIInfo_SetTopMem, &top_of_memory, &arg2); - if (rslt != RDIError_NoError) - { - printf_filtered ("RDI_info: %s\n", rdi_error_message (rslt)); - } - } - env++; - } - } - - arg1 = (unsigned long) arg_buf; - rslt = angel_RDI_info (RDISet_Cmdline, /* &arg1 */ (unsigned long *) arg_buf, &arg2); - if (rslt != RDIError_NoError) - { - printf_filtered ("RDI_info: %s\n", rdi_error_message (rslt)); - } - - proceed (entry_point, TARGET_SIGNAL_DEFAULT, 0); -} - -/* This takes a program previously attached to and detaches it. After - this is done, GDB can be used to debug some other program. We - better not have left any breakpoints in the target program or it'll - die when it hits one. */ - -static void -arm_rdi_detach (char *args, int from_tty) -{ - pop_target (); -} - -/* Clean up connection to a remote debugger. */ - -static void -arm_rdi_close (int quitting) -{ - int rslt; - - if (!closed_already) - { - rslt = angel_RDI_close (); - if (rslt != RDIError_NoError) - { - printf_filtered ("RDI_close: %s\n", rdi_error_message (rslt)); - } - closed_already = 1; - inferior_ptid = null_ptid; - Adp_CloseDevice (); - generic_mourn_inferior (); - } -} - -/* Tell the remote machine to resume. */ - -static void -arm_rdi_resume (ptid_t ptid, int step, enum target_signal siggnal) -{ - int rslt; - PointHandle point; - - if (0 /* turn on when hardware supports single-stepping */ ) - { - rslt = angel_RDI_step (1, &point); - if (rslt != RDIError_NoError) - printf_filtered ("RDI_step: %s\n", rdi_error_message (rslt)); - } - else - { - char handle[4]; - CORE_ADDR pc = 0; - - if (step) - { - pc = read_register (ARM_PC_REGNUM); - pc = arm_get_next_pc (pc); - arm_rdi_insert_breakpoint (pc, handle); - } - - execute_status = rslt = angel_RDI_execute (&point); - if (rslt != RDIError_NoError && rslt != RDIError_BreakpointReached) - printf_filtered ("RDI_execute: %s\n", rdi_error_message (rslt)); - - if (step) - arm_rdi_remove_breakpoint (pc, handle); - } -} - -/* Wait until the remote machine stops, then return, storing status in - STATUS just as `wait' would. Returns "pid" (though it's not clear - what, if anything, that means in the case of this target). */ - -static ptid_t -arm_rdi_wait (ptid_t ptid, struct target_waitstatus *status) -{ - status->kind = (execute_status == RDIError_NoError ? - TARGET_WAITKIND_EXITED : TARGET_WAITKIND_STOPPED); - - /* convert stopped code from target into right signal */ - status->value.sig = rdi_error_signal (execute_status); - - return inferior_ptid; -} - -/* Read the remote registers into the block REGS. */ - -static void -arm_rdi_fetch_registers (int regno) -{ - int rslt, rdi_regmask; - unsigned long rawreg, rawregs[32]; - char cookedreg[4]; - - if (regno == -1) - { - rslt = angel_RDI_CPUread (255, 0x27fff, rawregs); - if (rslt != RDIError_NoError) - { - printf_filtered ("RDI_CPUread: %s\n", rdi_error_message (rslt)); - } - - for (regno = 0; regno < 15; regno++) - { - store_unsigned_integer (cookedreg, 4, rawregs[regno]); - supply_register (regno, (char *) cookedreg); - } - store_unsigned_integer (cookedreg, 4, rawregs[15]); - supply_register (ARM_PS_REGNUM, (char *) cookedreg); - arm_rdi_fetch_registers (ARM_PC_REGNUM); - } - else - { - if (regno == ARM_PC_REGNUM) - rdi_regmask = RDIReg_PC; - else if (regno == ARM_PS_REGNUM) - rdi_regmask = RDIReg_CPSR; - else if (regno < 0 || regno > 15) - { - rawreg = 0; - supply_register (regno, (char *) &rawreg); - return; - } - else - rdi_regmask = 1 << regno; - - rslt = angel_RDI_CPUread (255, rdi_regmask, &rawreg); - if (rslt != RDIError_NoError) - { - printf_filtered ("RDI_CPUread: %s\n", rdi_error_message (rslt)); - } - store_unsigned_integer (cookedreg, 4, rawreg); - supply_register (regno, (char *) cookedreg); - } -} - -static void -arm_rdi_prepare_to_store (void) -{ - /* Nothing to do. */ -} - -/* Store register REGNO, or all registers if REGNO == -1, from the contents - of REGISTERS. FIXME: ignores errors. */ - -static void -arm_rdi_store_registers (int regno) -{ - int rslt, rdi_regmask; - - /* These need to be able to take 'floating point register' contents */ - unsigned long rawreg[3], rawerreg[3]; - - if (regno == -1) - { - for (regno = 0; regno < NUM_REGS; regno++) - arm_rdi_store_registers (regno); - } - else - { - deprecated_read_register_gen (regno, (char *) rawreg); - /* RDI manipulates data in host byte order, so convert now. */ - store_unsigned_integer (rawerreg, 4, rawreg[0]); - - if (regno == ARM_PC_REGNUM) - rdi_regmask = RDIReg_PC; - else if (regno == ARM_PS_REGNUM) - rdi_regmask = RDIReg_CPSR; - else if (regno < 0 || regno > 15) - return; - else - rdi_regmask = 1 << regno; - - rslt = angel_RDI_CPUwrite (255, rdi_regmask, rawerreg); - if (rslt != RDIError_NoError) - { - printf_filtered ("RDI_CPUwrite: %s\n", rdi_error_message (rslt)); - } - } -} - -/* Read or write LEN bytes from inferior memory at MEMADDR, - transferring to or from debugger address MYADDR. Write to inferior - if SHOULD_WRITE is nonzero. Returns length of data written or - read; 0 for error. TARGET is unused. */ - -static int -arm_rdi_xfer_memory (CORE_ADDR memaddr, char *myaddr, int len, - int should_write, struct mem_attrib *attrib, - struct target_ops *target) -{ - int rslt, i; - - if (should_write) - { - rslt = angel_RDI_write (myaddr, memaddr, &len); - if (rslt != RDIError_NoError) - { - printf_filtered ("RDI_write: %s\n", rdi_error_message (rslt)); - } - } - else - { - rslt = angel_RDI_read (memaddr, myaddr, &len); - if (rslt != RDIError_NoError) - { - printf_filtered ("RDI_read: %s\n", rdi_error_message (rslt)); - len = 0; - } - } - return len; -} - -/* Display random info collected from the target. */ - -static void -arm_rdi_files_info (struct target_ops *ignore) -{ - char *file = "nothing"; - int rslt; - unsigned long arg1, arg2; - - rslt = angel_RDI_info (RDIInfo_Target, &arg1, &arg2); - if (rslt != RDIError_NoError) - { - printf_filtered ("RDI_info: %s\n", rdi_error_message (rslt)); - } - if (arg1 & (1 << 15)) - printf_filtered ("Target supports Thumb code.\n"); - if (arg1 & (1 << 14)) - printf_filtered ("Target can do profiling.\n"); - if (arg1 & (1 << 4)) - printf_filtered ("Target is real hardware.\n"); - - rslt = angel_RDI_info (RDIInfo_Step, &arg1, &arg2); - if (rslt != RDIError_NoError) - { - printf_filtered ("RDI_info: %s\n", rdi_error_message (rslt)); - } - printf_filtered ("Target can%s single-step.\n", (arg1 & 0x4 ? "" : "not")); - - rslt = angel_RDI_info (RDIInfo_Icebreaker, &arg1, &arg2); - if (rslt != RDIError_NoError) - { - printf_filtered ("RDI_info: %s\n", rdi_error_message (rslt)); - } - else - printf_filtered ("Target includes an EmbeddedICE.\n"); -} - -static void -arm_rdi_kill (void) -{ - int rslt; - - rslt = angel_RDI_open (1, &gdb_config, NULL, NULL); - if (rslt != RDIError_NoError) - { - printf_filtered ("RDI_open: %s\n", rdi_error_message (rslt)); - } -} - -static void -arm_rdi_mourn_inferior (void) -{ - /* We remove the inserted breakpoints in case the user wants to - issue another target and load commands to rerun his application; - This is something that wouldn't work on a native target, for instance, - as the process goes away when the inferior exits, but it works with - some remote targets like this one. That is why this is done here. */ - remove_breakpoints(); - unpush_target (&arm_rdi_ops); - generic_mourn_inferior (); -} - -/* While the RDI library keeps track of its own breakpoints, we need - to remember "handles" so that we can delete them later. Since - breakpoints get used for stepping, be careful not to leak memory - here. */ - -static int -arm_rdi_insert_breakpoint (CORE_ADDR addr, char *contents_cache) -{ - int rslt; - PointHandle point; - struct local_bp_list_entry *entry; - int type = RDIPoint_EQ; - - if (arm_pc_is_thumb (addr) || arm_pc_is_thumb_dummy (addr)) - type |= RDIPoint_16Bit; - rslt = angel_RDI_setbreak (addr, type, 0, &point); - if (rslt != RDIError_NoError) - { - printf_filtered ("RDI_setbreak: %s\n", rdi_error_message (rslt)); - } - entry = - (struct local_bp_list_entry *) xmalloc (sizeof (struct local_bp_list_entry)); - entry->addr = addr; - entry->point = point; - entry->next = local_bp_list; - local_bp_list = entry; - return rslt; -} - -static int -arm_rdi_remove_breakpoint (CORE_ADDR addr, char *contents_cache) -{ - int rslt; - PointHandle point; - struct local_bp_list_entry **entryp, *dead; - - for (entryp = &local_bp_list; *entryp != NULL; entryp = &(*entryp)->next) - if ((*entryp)->addr == addr) - break; - - if (*entryp) - { - dead = *entryp; - rslt = angel_RDI_clearbreak (dead->point); - if (rslt != RDIError_NoError) - printf_filtered ("RDI_clearbreak: %s\n", rdi_error_message (rslt)); - - /* Delete the breakpoint entry locally. */ - *entryp = dead->next; - xfree (dead); - } - - return 0; -} - - -static char * -rdi_error_message (int err) -{ - switch (err) - { - case RDIError_NoError: - return "no error"; - case RDIError_Reset: - return "debuggee reset"; - case RDIError_UndefinedInstruction: - return "undefined instruction"; - case RDIError_SoftwareInterrupt: - return "SWI trapped"; - case RDIError_PrefetchAbort: - return "prefetch abort, execution ran into unmapped memory?"; - case RDIError_DataAbort: - return "data abort, no memory at specified address?"; - case RDIError_AddressException: - return "address exception, access >26bit in 26bit mode"; - case RDIError_IRQ: - return "IRQ, interrupt trapped"; - case RDIError_FIQ: - return "FIQ, fast interrupt trapped"; - case RDIError_Error: - return "a miscellaneous type of error"; - case RDIError_BranchThrough0: - return "branch through location 0"; - case RDIError_NotInitialised: - return "internal error, RDI_open not called first"; - case RDIError_UnableToInitialise: - return "internal error, target world is broken"; - case RDIError_WrongByteSex: - return "See Operator: WrongByteSex"; - case RDIError_UnableToTerminate: - return "See Operator: Unable to Terminate"; - case RDIError_BadInstruction: - return "bad instruction, illegal to execute this instruction"; - case RDIError_IllegalInstruction: - return "illegal instruction, the effect of executing it is undefined"; - case RDIError_BadCPUStateSetting: - return "internal error, tried to set SPSR of user mode"; - case RDIError_UnknownCoPro: - return "unknown co-processor"; - case RDIError_UnknownCoProState: - return "cannot execute co-processor request"; - case RDIError_BadCoProState: - return "recognizably broken co-processor request"; - case RDIError_BadPointType: - return "internal error, bad point yype"; - case RDIError_UnimplementedType: - return "internal error, unimplemented type"; - case RDIError_BadPointSize: - return "internal error, bad point size"; - case RDIError_UnimplementedSize: - return "internal error, unimplemented size"; - case RDIError_NoMorePoints: - return "last break/watch point was used"; - case RDIError_BreakpointReached: - return "breakpoint reached"; - case RDIError_WatchpointAccessed: - return "watchpoint accessed"; - case RDIError_NoSuchPoint: - return "attempted to clear non-existent break/watch point"; - case RDIError_ProgramFinishedInStep: - return "end of the program reached while stepping"; - case RDIError_UserInterrupt: - return "you pressed Escape"; - case RDIError_CantSetPoint: - return "no more break/watch points available"; - case RDIError_IncompatibleRDILevels: - return "incompatible RDI levels"; - case RDIError_LittleEndian: - return "debuggee is little endian"; - case RDIError_BigEndian: - return "debuggee is big endian"; - case RDIError_SoftInitialiseError: - return "recoverable error in RDI initialization"; - case RDIError_InsufficientPrivilege: - return "internal error, supervisor state not accessible to monitor"; - case RDIError_UnimplementedMessage: - return "internal error, unimplemented message"; - case RDIError_UndefinedMessage: - return "internal error, undefined message"; - default: - return "undefined error message, should reset target"; - } -} - -/* Convert the ARM error messages to signals that GDB knows about. */ - -static enum target_signal -rdi_error_signal (int err) -{ - switch (err) - { - case RDIError_NoError: - return 0; - case RDIError_Reset: - return TARGET_SIGNAL_TERM; /* ??? */ - case RDIError_UndefinedInstruction: - return TARGET_SIGNAL_ILL; - case RDIError_SoftwareInterrupt: - case RDIError_PrefetchAbort: - case RDIError_DataAbort: - return TARGET_SIGNAL_TRAP; - case RDIError_AddressException: - return TARGET_SIGNAL_SEGV; - case RDIError_IRQ: - case RDIError_FIQ: - return TARGET_SIGNAL_TRAP; - case RDIError_Error: - return TARGET_SIGNAL_TERM; - case RDIError_BranchThrough0: - return TARGET_SIGNAL_TRAP; - case RDIError_NotInitialised: - case RDIError_UnableToInitialise: - case RDIError_WrongByteSex: - case RDIError_UnableToTerminate: - return TARGET_SIGNAL_UNKNOWN; - case RDIError_BadInstruction: - case RDIError_IllegalInstruction: - return TARGET_SIGNAL_ILL; - case RDIError_BadCPUStateSetting: - case RDIError_UnknownCoPro: - case RDIError_UnknownCoProState: - case RDIError_BadCoProState: - case RDIError_BadPointType: - case RDIError_UnimplementedType: - case RDIError_BadPointSize: - case RDIError_UnimplementedSize: - case RDIError_NoMorePoints: - return TARGET_SIGNAL_UNKNOWN; - case RDIError_BreakpointReached: - case RDIError_WatchpointAccessed: - return TARGET_SIGNAL_TRAP; - case RDIError_NoSuchPoint: - case RDIError_ProgramFinishedInStep: - return TARGET_SIGNAL_UNKNOWN; - case RDIError_UserInterrupt: - return TARGET_SIGNAL_INT; - case RDIError_IncompatibleRDILevels: - case RDIError_LittleEndian: - case RDIError_BigEndian: - case RDIError_SoftInitialiseError: - case RDIError_InsufficientPrivilege: - case RDIError_UnimplementedMessage: - case RDIError_UndefinedMessage: - default: - return TARGET_SIGNAL_UNKNOWN; - } -} - -static void -arm_rdi_stop(void) -{ - angel_RDI_stop_request(); -} - - -/* Define the target operations structure. */ - -static void -init_rdi_ops (void) -{ - arm_rdi_ops.to_shortname = "rdi"; - arm_rdi_ops.to_longname = "ARM RDI"; - arm_rdi_ops.to_doc = "Use a remote ARM-based computer; via the RDI library.\n\ -Specify the serial device it is connected to (e.g. /dev/ttya)."; - arm_rdi_ops.to_open = arm_rdi_open; - arm_rdi_ops.to_close = arm_rdi_close; - arm_rdi_ops.to_detach = arm_rdi_detach; - arm_rdi_ops.to_resume = arm_rdi_resume; - arm_rdi_ops.to_wait = arm_rdi_wait; - arm_rdi_ops.to_stop = arm_rdi_stop; - arm_rdi_ops.to_fetch_registers = arm_rdi_fetch_registers; - arm_rdi_ops.to_store_registers = arm_rdi_store_registers; - arm_rdi_ops.to_prepare_to_store = arm_rdi_prepare_to_store; - arm_rdi_ops.to_xfer_memory = arm_rdi_xfer_memory; - arm_rdi_ops.to_files_info = arm_rdi_files_info; - arm_rdi_ops.to_insert_breakpoint = arm_rdi_insert_breakpoint; - arm_rdi_ops.to_remove_breakpoint = arm_rdi_remove_breakpoint; - arm_rdi_ops.to_kill = arm_rdi_kill; - arm_rdi_ops.to_load = generic_load; - arm_rdi_ops.to_create_inferior = arm_rdi_create_inferior; - arm_rdi_ops.to_mourn_inferior = arm_rdi_mourn_inferior; - arm_rdi_ops.to_stratum = process_stratum; - arm_rdi_ops.to_has_all_memory = 1; - arm_rdi_ops.to_has_memory = 1; - arm_rdi_ops.to_has_stack = 1; - arm_rdi_ops.to_has_registers = 1; - arm_rdi_ops.to_has_execution = 1; - arm_rdi_ops.to_magic = OPS_MAGIC; -} - -static void -rdilogfile_command (char *arg, int from_tty) -{ - if (!arg || strlen (arg) == 0) - { - printf_filtered ("rdi log file is '%s'\n", log_filename); - return; - } - - if (log_filename) - xfree (log_filename); - - log_filename = xstrdup (arg); - - Adp_SetLogfile (log_filename); -} - -static void -rdilogenable_command (char *args, int from_tty) -{ - if (!args || strlen (args) == 0) - { - printf_filtered ("rdi log is %s\n", log_enable ? "enabled" : "disabled"); - return; - } - - if (!strcasecmp (args, "1") || - !strcasecmp (args, "y") || - !strcasecmp (args, "yes") || - !strcasecmp (args, "on") || - !strcasecmp (args, "t") || - !strcasecmp (args, "true")) - Adp_SetLogEnable (log_enable = 1); - else if (!strcasecmp (args, "0") || - !strcasecmp (args, "n") || - !strcasecmp (args, "no") || - !strcasecmp (args, "off") || - !strcasecmp (args, "f") || - !strcasecmp (args, "false")) - Adp_SetLogEnable (log_enable = 0); - else - printf_filtered ("rdilogenable: unrecognized argument '%s'\n" - " try y or n\n", args); -} - -extern initialize_file_ftype _initialize_remote_rdi; /* -Wmissing-prototypes */ - -void -_initialize_remote_rdi (void) -{ - struct cmd_list_element *c; - - init_rdi_ops (); - add_target (&arm_rdi_ops); - - log_filename = xstrdup ("rdi.log"); - Adp_SetLogfile (log_filename); - Adp_SetLogEnable (log_enable); - - c = add_cmd ("rdilogfile", class_maintenance, - rdilogfile_command, - "Set filename for ADP packet log.\n" - "This file is used to log Angel Debugger Protocol packets.\n" - "With a single argument, sets the logfile name to that value.\n" - "Without an argument, shows the current logfile name.\n" - "See also: rdilogenable\n", - &maintenancelist); - set_cmd_completer (c, filename_completer); - - add_cmd ("rdilogenable", class_maintenance, - rdilogenable_command, - "Set enable logging of ADP packets.\n" - "This will log ADP packets exchanged between gdb and the\n" - "rdi target device.\n" - "An argument of 1, t, true, y or yes will enable.\n" - "An argument of 0, f, false, n or no will disabled.\n" - "Withough an argument, it will display current state.\n", - &maintenancelist); - - add_setshow_boolean_cmd - ("rdiromatzero", no_class, &rom_at_zero, - "Set target has ROM at addr 0.\n" - "A true value disables vector catching, false enables vector catching.\n" - "This is evaluated at the time the 'target rdi' command is executed\n", - "Show if target has ROM at addr 0.\n", - NULL, NULL, - &setlist, &showlist); - - add_setshow_boolean_cmd - ("rdiheartbeat", no_class, &rdi_heartbeat, - "Set enable for ADP heartbeat packets.\n" - "I don't know why you would want this. If you enable them,\n" - "it will confuse ARM and EPI JTAG interface boxes as well\n" - "as the Angel Monitor.\n", - "Show enable for ADP heartbeat packets.\n", - NULL, NULL, - &setlist, &showlist); -} - -/* A little dummy to make linking with the library succeed. */ - -void -Fail (const char *ignored, ...) -{ - -} |