cris/kgdb: Make symbols used from asm global
arch/cris/arch-v10/kernel/built-in.o: In function `kgdb_handle_breakpoint': (.text+0x2c3e): undefined reference to `reg' arch/cris/arch-v10/kernel/built-in.o: In function `kgdb_handle_breakpoint': (.text+0x2c48): undefined reference to `reg' arch/cris/arch-v10/kernel/built-in.o: In function `kgdb_handle_breakpoint': (.text+0x2c50): undefined reference to `reg' arch/cris/arch-v10/kernel/built-in.o: In function `kgdb_handle_breakpoint': (.text+0x2c58): undefined reference to `reg' arch/cris/arch-v10/kernel/built-in.o: In function `kgdb_handle_breakpoint': (.text+0x2c60): undefined reference to `reg' arch/cris/arch-v10/kernel/built-in.o:(.text+0x2c68): more undefined references to `reg' follow arch/cris/arch-v10/kernel/built-in.o: In function `is_static': kgdb.c:(.text+0x2d46): undefined reference to `internal_stack' kgdb.c:(.text+0x2d4e): undefined reference to `handle_exception' kgdb.c:(.text+0x2d54): undefined reference to `reg' kgdb.c:(.text+0x2d5c): undefined reference to `reg' kgdb.c:(.text+0x2d64): undefined reference to `reg' kgdb.c:(.text+0x2d6c): undefined reference to `reg' kgdb.c:(.text+0x2d74): undefined reference to `reg' arch/cris/arch-v10/kernel/built-in.o:kgdb.c:(.text+0x2d7c): more undefined references to `reg' follow arch/cris/arch-v10/kernel/built-in.o: In function `kgdb_handle_serial': (.text+0x2ef6): undefined reference to `internal_stack' arch/cris/arch-v10/kernel/built-in.o: In function `kgdb_handle_serial': (.text+0x2efe): undefined reference to `handle_exception' arch/cris/arch-v10/kernel/built-in.o: In function `goback': kgdb.c:(.text+0x2f04): undefined reference to `reg' kgdb.c:(.text+0x2f0c): undefined reference to `reg' kgdb.c:(.text+0x2f14): undefined reference to `reg' kgdb.c:(.text+0x2f1c): undefined reference to `reg' kgdb.c:(.text+0x2f24): undefined reference to `reg' arch/cris/arch-v10/kernel/built-in.o:kgdb.c:(.text+0x2f2c): more undefined references to `reg' follow Make reg, internal_stack, and handle_exception global to fix this. Rename reg to cris_reg as it's a too generic name for a global symbol. Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org>
This commit is contained in:
Geert Uytterhoeven
parent
d6c97e1ccb
commit
6408ac4997
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@ -329,7 +329,7 @@ static int register_size[] =
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/* Contains the register image of the executing thread in the assembler
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part of the code in order to avoid horrible addressing modes. */
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static registers reg;
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registers cris_reg;
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/* FIXME: Should this be used? Delete otherwise. */
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/* Contains the assumed consistency state of the register image. Uses the
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@ -337,7 +337,7 @@ static registers reg;
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static int consistency_status = SUCCESS;
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/********************************** Handle exceptions ************************/
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/* The variable reg contains the register image associated with the
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/* The variable cris_reg contains the register image associated with the
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current_thread_c variable. It is a complete register image created at
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entry. The reg_g contains a register image of a task where the general
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registers are taken from the stack and all special registers are taken
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@ -351,14 +351,14 @@ static int current_thread_c = 0;
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static int current_thread_g = 0;
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/* Need two register images in order to handle Hct and Hgt commands. The
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variable reg_g is in addition to reg above. */
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variable reg_g is in addition to cris_reg above. */
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static registers reg_g;
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#endif /* PROCESS_SUPPORT */
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/********************************** Breakpoint *******************************/
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/* Use an internal stack in the breakpoint and interrupt response routines */
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#define INTERNAL_STACK_SIZE 1024
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static char internal_stack[INTERNAL_STACK_SIZE];
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char internal_stack[INTERNAL_STACK_SIZE];
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/* Due to the breakpoint return pointer, a state variable is needed to keep
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track of whether it is a static (compiled) or dynamic (gdb-invoked)
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@ -667,7 +667,7 @@ static int
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write_register (int regno, char *val)
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{
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int status = SUCCESS;
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registers *current_reg = ®
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registers *current_reg = &cris_reg;
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if (regno >= R0 && regno <= PC) {
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/* 32-bit register with simple offset. */
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@ -737,7 +737,7 @@ write_stack_register (int thread_id, int regno, char *valptr)
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static int
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read_register (char regno, unsigned int *valptr)
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{
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registers *current_reg = ®
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registers *current_reg = &cris_reg;
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if (regno >= R0 && regno <= PC) {
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/* 32-bit register with simple offset. */
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@ -825,7 +825,7 @@ stub_is_stopped(int sigval)
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/* A struct assignment translates into a libc memcpy call. Avoid
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all libc functions in order to prevent recursive break points. */
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copy_registers (®_g, ®, sizeof(registers));
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copy_registers (®_g, &cris_reg, sizeof(registers));
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/* Store thread:r...; with the executing task TID. */
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gdb_cris_strcpy (&remcomOutBuffer[pos], "thread:");
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@ -851,7 +851,7 @@ kill_restart (void)
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/* All expected commands are sent from remote.c. Send a response according
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to the description in remote.c. */
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static void
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void
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handle_exception (int sigval)
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{
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/* Avoid warning of not used. */
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@ -877,14 +877,14 @@ handle_exception (int sigval)
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{
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#ifdef PROCESS_SUPPORT
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/* Use the special register content in the executing thread. */
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copy_registers (®_g, ®, sizeof(registers));
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copy_registers (®_g, &cris_reg, sizeof(registers));
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/* Replace the content available on the stack. */
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if (current_thread_g != executing_task) {
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copy_registers_from_stack (current_thread_g, ®_g);
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}
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mem2hex ((unsigned char *)remcomOutBuffer, (unsigned char *)®_g, sizeof(registers));
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#else
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mem2hex(remcomOutBuffer, (char *)®, sizeof(registers));
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mem2hex(remcomOutBuffer, (char *)&cris_reg, sizeof(registers));
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#endif
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}
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break;
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@ -897,13 +897,13 @@ handle_exception (int sigval)
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#ifdef PROCESS_SUPPORT
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hex2mem ((unsigned char *)®_g, &remcomInBuffer[1], sizeof(registers));
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if (current_thread_g == executing_task) {
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copy_registers (®, ®_g, sizeof(registers));
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copy_registers (&cris_reg, ®_g, sizeof(registers));
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}
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else {
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copy_registers_to_stack(current_thread_g, ®_g);
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}
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#else
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hex2mem((char *)®, &remcomInBuffer[1], sizeof(registers));
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hex2mem((char *)&cris_reg, &remcomInBuffer[1], sizeof(registers));
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#endif
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gdb_cris_strcpy (remcomOutBuffer, "OK");
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break;
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@ -1004,7 +1004,7 @@ handle_exception (int sigval)
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Success: return to the executing thread.
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Failure: will never know. */
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if (remcomInBuffer[1] != '\0') {
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reg.pc = gdb_cris_strtol (&remcomInBuffer[1], 0, 16);
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cris_reg.pc = gdb_cris_strtol (&remcomInBuffer[1], 0, 16);
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}
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enableDebugIRQ();
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return;
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@ -1202,37 +1202,37 @@ asm ("\n"
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";;\n"
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";; Create a register image of the caller\n"
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";;\n"
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" move $dccr,[reg+0x5E] ; Save the flags in DCCR before disable interrupts\n"
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" move $dccr,[cris_reg+0x5E] ; Save the flags in DCCR before disable interrupts\n"
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" di ; Disable interrupts\n"
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" move.d $r0,[reg] ; Save R0\n"
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" move.d $r1,[reg+0x04] ; Save R1\n"
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" move.d $r2,[reg+0x08] ; Save R2\n"
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" move.d $r3,[reg+0x0C] ; Save R3\n"
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" move.d $r4,[reg+0x10] ; Save R4\n"
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" move.d $r5,[reg+0x14] ; Save R5\n"
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" move.d $r6,[reg+0x18] ; Save R6\n"
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" move.d $r7,[reg+0x1C] ; Save R7\n"
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" move.d $r8,[reg+0x20] ; Save R8\n"
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" move.d $r9,[reg+0x24] ; Save R9\n"
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" move.d $r10,[reg+0x28] ; Save R10\n"
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" move.d $r11,[reg+0x2C] ; Save R11\n"
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" move.d $r12,[reg+0x30] ; Save R12\n"
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" move.d $r13,[reg+0x34] ; Save R13\n"
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" move.d $sp,[reg+0x38] ; Save SP (R14)\n"
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" move.d $r0,[cris_reg] ; Save R0\n"
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" move.d $r1,[cris_reg+0x04] ; Save R1\n"
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" move.d $r2,[cris_reg+0x08] ; Save R2\n"
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" move.d $r3,[cris_reg+0x0C] ; Save R3\n"
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" move.d $r4,[cris_reg+0x10] ; Save R4\n"
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" move.d $r5,[cris_reg+0x14] ; Save R5\n"
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" move.d $r6,[cris_reg+0x18] ; Save R6\n"
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" move.d $r7,[cris_reg+0x1C] ; Save R7\n"
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" move.d $r8,[cris_reg+0x20] ; Save R8\n"
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" move.d $r9,[cris_reg+0x24] ; Save R9\n"
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" move.d $r10,[cris_reg+0x28] ; Save R10\n"
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" move.d $r11,[cris_reg+0x2C] ; Save R11\n"
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" move.d $r12,[cris_reg+0x30] ; Save R12\n"
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" move.d $r13,[cris_reg+0x34] ; Save R13\n"
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" move.d $sp,[cris_reg+0x38] ; Save SP (R14)\n"
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";; Due to the old assembler-versions BRP might not be recognized\n"
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" .word 0xE670 ; move brp,$r0\n"
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" subq 2,$r0 ; Set to address of previous instruction.\n"
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" move.d $r0,[reg+0x3c] ; Save the address in PC (R15)\n"
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" clear.b [reg+0x40] ; Clear P0\n"
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" move $vr,[reg+0x41] ; Save special register P1\n"
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" clear.w [reg+0x42] ; Clear P4\n"
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" move $ccr,[reg+0x44] ; Save special register CCR\n"
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" move $mof,[reg+0x46] ; P7\n"
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" clear.d [reg+0x4A] ; Clear P8\n"
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" move $ibr,[reg+0x4E] ; P9,\n"
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" move $irp,[reg+0x52] ; P10,\n"
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" move $srp,[reg+0x56] ; P11,\n"
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" move $dtp0,[reg+0x5A] ; P12, register BAR, assembler might not know BAR\n"
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" move.d $r0,[cris_reg+0x3c] ; Save the address in PC (R15)\n"
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" clear.b [cris_reg+0x40] ; Clear P0\n"
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" move $vr,[cris_reg+0x41] ; Save special register P1\n"
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" clear.w [cris_reg+0x42] ; Clear P4\n"
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" move $ccr,[cris_reg+0x44] ; Save special register CCR\n"
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" move $mof,[cris_reg+0x46] ; P7\n"
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" clear.d [cris_reg+0x4A] ; Clear P8\n"
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" move $ibr,[cris_reg+0x4E] ; P9,\n"
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" move $irp,[cris_reg+0x52] ; P10,\n"
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" move $srp,[cris_reg+0x56] ; P11,\n"
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" move $dtp0,[cris_reg+0x5A] ; P12, register BAR, assembler might not know BAR\n"
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" ; P13, register DCCR already saved\n"
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";; Due to the old assembler-versions BRP might not be recognized\n"
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" .word 0xE670 ; move brp,r0\n"
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@ -1246,8 +1246,8 @@ asm ("\n"
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"is_static:\n"
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" moveq 1,$r1\n"
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" move.b $r1,[is_dyn_brkp] ; Set the state variable to dynamic breakpoint\n"
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" move.d $r0,[reg+0x62] ; Save the return address in BRP\n"
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" move $usp,[reg+0x66] ; USP\n"
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" move.d $r0,[cris_reg+0x62] ; Save the return address in BRP\n"
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" move $usp,[cris_reg+0x66] ; USP\n"
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";;\n"
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";; Handle the communication\n"
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";;\n"
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@ -1257,28 +1257,28 @@ asm ("\n"
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";;\n"
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";; Return to the caller\n"
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";;\n"
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" move.d [reg],$r0 ; Restore R0\n"
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" move.d [reg+0x04],$r1 ; Restore R1\n"
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" move.d [reg+0x08],$r2 ; Restore R2\n"
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" move.d [reg+0x0C],$r3 ; Restore R3\n"
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" move.d [reg+0x10],$r4 ; Restore R4\n"
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" move.d [reg+0x14],$r5 ; Restore R5\n"
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" move.d [reg+0x18],$r6 ; Restore R6\n"
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" move.d [reg+0x1C],$r7 ; Restore R7\n"
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" move.d [reg+0x20],$r8 ; Restore R8\n"
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" move.d [reg+0x24],$r9 ; Restore R9\n"
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" move.d [reg+0x28],$r10 ; Restore R10\n"
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" move.d [reg+0x2C],$r11 ; Restore R11\n"
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" move.d [reg+0x30],$r12 ; Restore R12\n"
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" move.d [reg+0x34],$r13 ; Restore R13\n"
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" move.d [cris_reg],$r0 ; Restore R0\n"
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" move.d [cris_reg+0x04],$r1 ; Restore R1\n"
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" move.d [cris_reg+0x08],$r2 ; Restore R2\n"
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" move.d [cris_reg+0x0C],$r3 ; Restore R3\n"
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" move.d [cris_reg+0x10],$r4 ; Restore R4\n"
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" move.d [cris_reg+0x14],$r5 ; Restore R5\n"
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" move.d [cris_reg+0x18],$r6 ; Restore R6\n"
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" move.d [cris_reg+0x1C],$r7 ; Restore R7\n"
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" move.d [cris_reg+0x20],$r8 ; Restore R8\n"
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" move.d [cris_reg+0x24],$r9 ; Restore R9\n"
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" move.d [cris_reg+0x28],$r10 ; Restore R10\n"
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" move.d [cris_reg+0x2C],$r11 ; Restore R11\n"
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" move.d [cris_reg+0x30],$r12 ; Restore R12\n"
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" move.d [cris_reg+0x34],$r13 ; Restore R13\n"
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";;\n"
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";; FIXME: Which registers should be restored?\n"
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";;\n"
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" move.d [reg+0x38],$sp ; Restore SP (R14)\n"
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" move [reg+0x56],$srp ; Restore the subroutine return pointer.\n"
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" move [reg+0x5E],$dccr ; Restore DCCR\n"
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" move [reg+0x66],$usp ; Restore USP\n"
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" jump [reg+0x62] ; A jump to the content in register BRP works.\n"
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" move.d [cris_reg+0x38],$sp ; Restore SP (R14)\n"
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" move [cris_reg+0x56],$srp ; Restore the subroutine return pointer.\n"
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" move [cris_reg+0x5E],$dccr ; Restore DCCR\n"
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" move [cris_reg+0x66],$usp ; Restore USP\n"
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" jump [cris_reg+0x62] ; A jump to the content in register BRP works.\n"
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" nop ;\n"
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"\n");
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@ -1298,39 +1298,39 @@ asm ("\n"
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";; Response to a serial interrupt\n"
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";;\n"
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"\n"
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" move $dccr,[reg+0x5E] ; Save the flags in DCCR\n"
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" move $dccr,[cris_reg+0x5E] ; Save the flags in DCCR\n"
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" di ; Disable interrupts\n"
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" move.d $r0,[reg] ; Save R0\n"
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" move.d $r1,[reg+0x04] ; Save R1\n"
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" move.d $r2,[reg+0x08] ; Save R2\n"
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" move.d $r3,[reg+0x0C] ; Save R3\n"
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" move.d $r4,[reg+0x10] ; Save R4\n"
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" move.d $r5,[reg+0x14] ; Save R5\n"
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" move.d $r6,[reg+0x18] ; Save R6\n"
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" move.d $r7,[reg+0x1C] ; Save R7\n"
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" move.d $r8,[reg+0x20] ; Save R8\n"
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" move.d $r9,[reg+0x24] ; Save R9\n"
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" move.d $r10,[reg+0x28] ; Save R10\n"
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" move.d $r11,[reg+0x2C] ; Save R11\n"
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" move.d $r12,[reg+0x30] ; Save R12\n"
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" move.d $r13,[reg+0x34] ; Save R13\n"
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" move.d $sp,[reg+0x38] ; Save SP (R14)\n"
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" move $irp,[reg+0x3c] ; Save the address in PC (R15)\n"
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" clear.b [reg+0x40] ; Clear P0\n"
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" move $vr,[reg+0x41] ; Save special register P1,\n"
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" clear.w [reg+0x42] ; Clear P4\n"
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" move $ccr,[reg+0x44] ; Save special register CCR\n"
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" move $mof,[reg+0x46] ; P7\n"
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" clear.d [reg+0x4A] ; Clear P8\n"
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" move $ibr,[reg+0x4E] ; P9,\n"
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" move $irp,[reg+0x52] ; P10,\n"
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" move $srp,[reg+0x56] ; P11,\n"
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" move $dtp0,[reg+0x5A] ; P12, register BAR, assembler might not know BAR\n"
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" move.d $r0,[cris_reg] ; Save R0\n"
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" move.d $r1,[cris_reg+0x04] ; Save R1\n"
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" move.d $r2,[cris_reg+0x08] ; Save R2\n"
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" move.d $r3,[cris_reg+0x0C] ; Save R3\n"
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" move.d $r4,[cris_reg+0x10] ; Save R4\n"
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" move.d $r5,[cris_reg+0x14] ; Save R5\n"
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" move.d $r6,[cris_reg+0x18] ; Save R6\n"
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" move.d $r7,[cris_reg+0x1C] ; Save R7\n"
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" move.d $r8,[cris_reg+0x20] ; Save R8\n"
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" move.d $r9,[cris_reg+0x24] ; Save R9\n"
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" move.d $r10,[cris_reg+0x28] ; Save R10\n"
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" move.d $r11,[cris_reg+0x2C] ; Save R11\n"
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" move.d $r12,[cris_reg+0x30] ; Save R12\n"
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" move.d $r13,[cris_reg+0x34] ; Save R13\n"
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" move.d $sp,[cris_reg+0x38] ; Save SP (R14)\n"
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" move $irp,[cris_reg+0x3c] ; Save the address in PC (R15)\n"
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||||
" clear.b [cris_reg+0x40] ; Clear P0\n"
|
||||
" move $vr,[cris_reg+0x41] ; Save special register P1,\n"
|
||||
" clear.w [cris_reg+0x42] ; Clear P4\n"
|
||||
" move $ccr,[cris_reg+0x44] ; Save special register CCR\n"
|
||||
" move $mof,[cris_reg+0x46] ; P7\n"
|
||||
" clear.d [cris_reg+0x4A] ; Clear P8\n"
|
||||
" move $ibr,[cris_reg+0x4E] ; P9,\n"
|
||||
" move $irp,[cris_reg+0x52] ; P10,\n"
|
||||
" move $srp,[cris_reg+0x56] ; P11,\n"
|
||||
" move $dtp0,[cris_reg+0x5A] ; P12, register BAR, assembler might not know BAR\n"
|
||||
" ; P13, register DCCR already saved\n"
|
||||
";; Due to the old assembler-versions BRP might not be recognized\n"
|
||||
" .word 0xE670 ; move brp,r0\n"
|
||||
" move.d $r0,[reg+0x62] ; Save the return address in BRP\n"
|
||||
" move $usp,[reg+0x66] ; USP\n"
|
||||
" move.d $r0,[cris_reg+0x62] ; Save the return address in BRP\n"
|
||||
" move $usp,[cris_reg+0x66] ; USP\n"
|
||||
"\n"
|
||||
";; get the serial character (from debugport.c) and check if it is a ctrl-c\n"
|
||||
"\n"
|
||||
|
|
@ -1339,7 +1339,7 @@ asm ("\n"
|
|||
" bne goback\n"
|
||||
" nop\n"
|
||||
"\n"
|
||||
" move.d [reg+0x5E], $r10 ; Get DCCR\n"
|
||||
" move.d [cris_reg+0x5E], $r10 ; Get DCCR\n"
|
||||
" btstq 8, $r10 ; Test the U-flag.\n"
|
||||
" bmi goback\n"
|
||||
" nop\n"
|
||||
|
|
@ -1355,27 +1355,27 @@ asm ("\n"
|
|||
";;\n"
|
||||
";; Return to the caller\n"
|
||||
";;\n"
|
||||
" move.d [reg],$r0 ; Restore R0\n"
|
||||
" move.d [reg+0x04],$r1 ; Restore R1\n"
|
||||
" move.d [reg+0x08],$r2 ; Restore R2\n"
|
||||
" move.d [reg+0x0C],$r3 ; Restore R3\n"
|
||||
" move.d [reg+0x10],$r4 ; Restore R4\n"
|
||||
" move.d [reg+0x14],$r5 ; Restore R5\n"
|
||||
" move.d [reg+0x18],$r6 ; Restore R6\n"
|
||||
" move.d [reg+0x1C],$r7 ; Restore R7\n"
|
||||
" move.d [reg+0x20],$r8 ; Restore R8\n"
|
||||
" move.d [reg+0x24],$r9 ; Restore R9\n"
|
||||
" move.d [reg+0x28],$r10 ; Restore R10\n"
|
||||
" move.d [reg+0x2C],$r11 ; Restore R11\n"
|
||||
" move.d [reg+0x30],$r12 ; Restore R12\n"
|
||||
" move.d [reg+0x34],$r13 ; Restore R13\n"
|
||||
" move.d [cris_reg],$r0 ; Restore R0\n"
|
||||
" move.d [cris_reg+0x04],$r1 ; Restore R1\n"
|
||||
" move.d [cris_reg+0x08],$r2 ; Restore R2\n"
|
||||
" move.d [cris_reg+0x0C],$r3 ; Restore R3\n"
|
||||
" move.d [cris_reg+0x10],$r4 ; Restore R4\n"
|
||||
" move.d [cris_reg+0x14],$r5 ; Restore R5\n"
|
||||
" move.d [cris_reg+0x18],$r6 ; Restore R6\n"
|
||||
" move.d [cris_reg+0x1C],$r7 ; Restore R7\n"
|
||||
" move.d [cris_reg+0x20],$r8 ; Restore R8\n"
|
||||
" move.d [cris_reg+0x24],$r9 ; Restore R9\n"
|
||||
" move.d [cris_reg+0x28],$r10 ; Restore R10\n"
|
||||
" move.d [cris_reg+0x2C],$r11 ; Restore R11\n"
|
||||
" move.d [cris_reg+0x30],$r12 ; Restore R12\n"
|
||||
" move.d [cris_reg+0x34],$r13 ; Restore R13\n"
|
||||
";;\n"
|
||||
";; FIXME: Which registers should be restored?\n"
|
||||
";;\n"
|
||||
" move.d [reg+0x38],$sp ; Restore SP (R14)\n"
|
||||
" move [reg+0x56],$srp ; Restore the subroutine return pointer.\n"
|
||||
" move [reg+0x5E],$dccr ; Restore DCCR\n"
|
||||
" move [reg+0x66],$usp ; Restore USP\n"
|
||||
" move.d [cris_reg+0x38],$sp ; Restore SP (R14)\n"
|
||||
" move [cris_reg+0x56],$srp ; Restore the subroutine return pointer.\n"
|
||||
" move [cris_reg+0x5E],$dccr ; Restore DCCR\n"
|
||||
" move [cris_reg+0x66],$usp ; Restore USP\n"
|
||||
" reti ; Return from the interrupt routine\n"
|
||||
" nop\n"
|
||||
"\n");
|
||||
|
|
|
|||
Loading…
Reference in New Issue