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https://gitlab.com/qemu-project/qemu
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ppc support (Jocelyn Mayer)
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@546 c046a42c-6fe2-441c-8c8c-71466251a162
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63
gdbstub.c
63
gdbstub.c
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@ -359,6 +359,69 @@ static void cpu_gdb_write_registers(CPUState *env, uint8_t *mem_buf, int size)
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#endif
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}
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#elif defined (TARGET_PPC)
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static void to_le32(uint8_t *p, int v)
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{
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p[3] = v;
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p[2] = v >> 8;
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p[1] = v >> 16;
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p[0] = v >> 24;
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}
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static int cpu_gdb_read_registers(CPUState *env, uint8_t *mem_buf)
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{
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uint32_t tmp;
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int i;
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/* fill in gprs */
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for(i = 0; i < 8; i++) {
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to_le32(mem_buf + i * 4, env->gpr[i]);
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}
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/* fill in fprs */
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for (i = 0; i < 32; i++) {
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to_le32(mem_buf + (i * 2) + 32, *((uint32_t *)&env->fpr[i]));
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to_le32(mem_buf + (i * 2) + 33, *((uint32_t *)&env->fpr[i] + 1));
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}
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/* nip, msr, ccr, lnk, ctr, xer, mq */
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to_le32(mem_buf + 96, tswapl(env->nip));
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to_le32(mem_buf + 97, tswapl(_load_msr()));
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to_le32(mem_buf + 98, 0);
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tmp = 0;
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for (i = 0; i < 8; i++)
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tmp |= env->crf[i] << (32 - (i * 4));
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to_le32(mem_buf + 98, tmp);
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to_le32(mem_buf + 99, tswapl(env->lr));
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to_le32(mem_buf + 100, tswapl(env->ctr));
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to_le32(mem_buf + 101, tswapl(_load_xer()));
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to_le32(mem_buf + 102, 0);
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return 102;
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}
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static void cpu_gdb_write_registers(CPUState *env, uint8_t *mem_buf, int size)
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{
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uint32_t *registers = (uint32_t *)mem_buf;
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int i;
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/* fill in gprs */
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for (i = 0; i < 32; i++) {
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env->gpr[i] = tswapl(registers[i]);
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}
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/* fill in fprs */
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for (i = 0; i < 32; i++) {
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*((uint32_t *)&env->fpr[i]) = tswapl(registers[(i * 2) + 32]);
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*((uint32_t *)&env->fpr[i] + 1) = tswapl(registers[(i * 2) + 33]);
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}
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/* nip, msr, ccr, lnk, ctr, xer, mq */
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env->nip = tswapl(registers[96]);
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_store_msr(tswapl(registers[97]));
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registers[98] = tswapl(registers[98]);
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for (i = 0; i < 8; i++)
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env->crf[i] = (registers[98] >> (32 - (i * 4))) & 0xF;
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env->lr = tswapl(registers[99]);
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env->ctr = tswapl(registers[100]);
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_store_xer(tswapl(registers[101]));
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}
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#else
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static int cpu_gdb_read_registers(CPUState *env, uint8_t *mem_buf)
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