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https://github.com/xemu-project/xemu.git
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fcf5ef2ab5
We've currently got 18 architectures in QEMU, and thus 18 target-xxx folders in the root folder of the QEMU source tree. More architectures (e.g. RISC-V, AVR) are likely to be included soon, too, so the main folder of the QEMU sources slowly gets quite overcrowded with the target-xxx folders. To disburden the main folder a little bit, let's move the target-xxx folders into a dedicated target/ folder, so that target-xxx/ simply becomes target/xxx/ instead. Acked-by: Laurent Vivier <laurent@vivier.eu> [m68k part] Acked-by: Bastian Koppelmann <kbastian@mail.uni-paderborn.de> [tricore part] Acked-by: Michael Walle <michael@walle.cc> [lm32 part] Acked-by: Cornelia Huck <cornelia.huck@de.ibm.com> [s390x part] Reviewed-by: Christian Borntraeger <borntraeger@de.ibm.com> [s390x part] Acked-by: Eduardo Habkost <ehabkost@redhat.com> [i386 part] Acked-by: Artyom Tarasenko <atar4qemu@gmail.com> [sparc part] Acked-by: Richard Henderson <rth@twiddle.net> [alpha part] Acked-by: Max Filippov <jcmvbkbc@gmail.com> [xtensa part] Reviewed-by: David Gibson <david@gibson.dropbear.id.au> [ppc part] Acked-by: Edgar E. Iglesias <edgar.iglesias@xilinx.com> [crisµblaze part] Acked-by: Guan Xuetao <gxt@mprc.pku.edu.cn> [unicore32 part] Signed-off-by: Thomas Huth <thuth@redhat.com>
94 lines
2.5 KiB
C
94 lines
2.5 KiB
C
/*
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* LM32 gdb server stub
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*
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* Copyright (c) 2003-2005 Fabrice Bellard
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* Copyright (c) 2013 SUSE LINUX Products GmbH
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, see <http://www.gnu.org/licenses/>.
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*/
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#include "qemu/osdep.h"
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#include "qemu-common.h"
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#include "cpu.h"
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#include "exec/gdbstub.h"
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#include "hw/lm32/lm32_pic.h"
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int lm32_cpu_gdb_read_register(CPUState *cs, uint8_t *mem_buf, int n)
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{
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LM32CPU *cpu = LM32_CPU(cs);
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CPULM32State *env = &cpu->env;
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if (n < 32) {
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return gdb_get_reg32(mem_buf, env->regs[n]);
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} else {
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switch (n) {
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case 32:
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return gdb_get_reg32(mem_buf, env->pc);
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/* FIXME: put in right exception ID */
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case 33:
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return gdb_get_reg32(mem_buf, 0);
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case 34:
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return gdb_get_reg32(mem_buf, env->eba);
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case 35:
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return gdb_get_reg32(mem_buf, env->deba);
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case 36:
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return gdb_get_reg32(mem_buf, env->ie);
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case 37:
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return gdb_get_reg32(mem_buf, lm32_pic_get_im(env->pic_state));
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case 38:
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return gdb_get_reg32(mem_buf, lm32_pic_get_ip(env->pic_state));
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}
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}
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return 0;
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}
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int lm32_cpu_gdb_write_register(CPUState *cs, uint8_t *mem_buf, int n)
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{
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LM32CPU *cpu = LM32_CPU(cs);
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CPUClass *cc = CPU_GET_CLASS(cs);
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CPULM32State *env = &cpu->env;
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uint32_t tmp;
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if (n > cc->gdb_num_core_regs) {
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return 0;
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}
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tmp = ldl_p(mem_buf);
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if (n < 32) {
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env->regs[n] = tmp;
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} else {
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switch (n) {
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case 32:
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env->pc = tmp;
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break;
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case 34:
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env->eba = tmp;
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break;
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case 35:
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env->deba = tmp;
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break;
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case 36:
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env->ie = tmp;
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break;
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case 37:
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lm32_pic_set_im(env->pic_state, tmp);
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break;
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case 38:
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lm32_pic_set_ip(env->pic_state, tmp);
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break;
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}
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}
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return 4;
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}
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