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envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=148.163.158.5; envelope-from=iii@linux.ibm.com; helo=mx0a-001b2d01.pphosted.com X-Spam_score_int: -19 X-Spam_score: -2.0 X-Spam_bar: -- X-Spam_report: (-2.0 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_MSPIKE_H2=-0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @ibm.com) X-ZM-MESSAGEID: 1678742260492100003 Content-Type: text/plain; charset="utf-8" TCG emulates ckc, cputm, last_break and prefix, and it's quite useful to have them during debugging. So move them into the new s390-virt-tcg.xml file. pp, pfault_token, pfault_select and pfault_compare are not emulated, so keep them in s390-virt.xml. Signed-off-by: Ilya Leoshkevich --- configs/targets/s390x-linux-user.mak | 2 +- configs/targets/s390x-softmmu.mak | 2 +- gdb-xml/s390-virt-tcg.xml | 14 +++++ gdb-xml/s390-virt.xml | 4 -- target/s390x/gdbstub.c | 82 ++++++++++++++++++---------- 5 files changed, 69 insertions(+), 35 deletions(-) create mode 100644 gdb-xml/s390-virt-tcg.xml diff --git a/configs/targets/s390x-linux-user.mak b/configs/targets/s390x-l= inux-user.mak index e2978248ede..fb3e2b73be7 100644 --- a/configs/targets/s390x-linux-user.mak +++ b/configs/targets/s390x-linux-user.mak @@ -2,4 +2,4 @@ TARGET_ARCH=3Ds390x TARGET_SYSTBL_ABI=3Dcommon,64 TARGET_SYSTBL=3Dsyscall.tbl TARGET_BIG_ENDIAN=3Dy -TARGET_XML_FILES=3D gdb-xml/s390x-core64.xml gdb-xml/s390-acr.xml gdb-xml/= s390-fpr.xml gdb-xml/s390-vx.xml gdb-xml/s390-cr.xml gdb-xml/s390-virt.xml = gdb-xml/s390-gs.xml +TARGET_XML_FILES=3D gdb-xml/s390x-core64.xml gdb-xml/s390-acr.xml gdb-xml/= s390-fpr.xml gdb-xml/s390-vx.xml gdb-xml/s390-cr.xml gdb-xml/s390-virt.xml = gdb-xml/s390-virt-tcg.xml gdb-xml/s390-gs.xml diff --git a/configs/targets/s390x-softmmu.mak b/configs/targets/s390x-soft= mmu.mak index 258b4cf3582..554330d7c85 100644 --- a/configs/targets/s390x-softmmu.mak +++ b/configs/targets/s390x-softmmu.mak @@ -1,4 +1,4 @@ TARGET_ARCH=3Ds390x TARGET_BIG_ENDIAN=3Dy TARGET_SUPPORTS_MTTCG=3Dy -TARGET_XML_FILES=3D gdb-xml/s390x-core64.xml gdb-xml/s390-acr.xml gdb-xml/= s390-fpr.xml gdb-xml/s390-vx.xml gdb-xml/s390-cr.xml gdb-xml/s390-virt.xml = gdb-xml/s390-gs.xml +TARGET_XML_FILES=3D gdb-xml/s390x-core64.xml gdb-xml/s390-acr.xml gdb-xml/= s390-fpr.xml gdb-xml/s390-vx.xml gdb-xml/s390-cr.xml gdb-xml/s390-virt.xml = gdb-xml/s390-virt-tcg.xml gdb-xml/s390-gs.xml diff --git a/gdb-xml/s390-virt-tcg.xml b/gdb-xml/s390-virt-tcg.xml new file mode 100644 index 00000000000..0f77c9b48c6 --- /dev/null +++ b/gdb-xml/s390-virt-tcg.xml @@ -0,0 +1,14 @@ + + + + + + + + + + diff --git a/gdb-xml/s390-virt.xml b/gdb-xml/s390-virt.xml index e2e9a7ad3cc..a79c0307682 100644 --- a/gdb-xml/s390-virt.xml +++ b/gdb-xml/s390-virt.xml @@ -7,10 +7,6 @@ =20 - - - - diff --git a/target/s390x/gdbstub.c b/target/s390x/gdbstub.c index a5d69d0e0bc..111b695dc85 100644 --- a/target/s390x/gdbstub.c +++ b/target/s390x/gdbstub.c @@ -200,61 +200,81 @@ static int cpu_write_c_reg(CPUS390XState *env, uint8_= t *mem_buf, int n) } } =20 -/* the values represent the positions in s390-virt.xml */ -#define S390_VIRT_CKC_REGNUM 0 -#define S390_VIRT_CPUTM_REGNUM 1 -#define S390_VIRT_BEA_REGNUM 2 -#define S390_VIRT_PREFIX_REGNUM 3 -#define S390_VIRT_PP_REGNUM 4 -#define S390_VIRT_PFT_REGNUM 5 -#define S390_VIRT_PFS_REGNUM 6 -#define S390_VIRT_PFC_REGNUM 7 -/* total number of registers in s390-virt.xml */ -#define S390_NUM_VIRT_REGS 8 +/* the values represent the positions in s390-virt-tcg.xml */ +#define S390_VIRT_TCG_CKC_REGNUM 0 +#define S390_VIRT_TCG_CPUTM_REGNUM 1 +#define S390_VIRT_TCG_BEA_REGNUM 2 +#define S390_VIRT_TCG_PREFIX_REGNUM 3 +/* total number of registers in s390-virt-tcg.xml */ +#define S390_NUM_VIRT_TCG_REGS 4 =20 -static int cpu_read_virt_reg(CPUS390XState *env, GByteArray *mem_buf, int = n) +static int cpu_read_virt_tcg_reg(CPUS390XState *env, GByteArray *mem_buf, = int n) { switch (n) { - case S390_VIRT_CKC_REGNUM: + case S390_VIRT_TCG_CKC_REGNUM: return gdb_get_regl(mem_buf, env->ckc); - case S390_VIRT_CPUTM_REGNUM: + case S390_VIRT_TCG_CPUTM_REGNUM: return gdb_get_regl(mem_buf, env->cputm); - case S390_VIRT_BEA_REGNUM: + case S390_VIRT_TCG_BEA_REGNUM: return gdb_get_regl(mem_buf, env->gbea); - case S390_VIRT_PREFIX_REGNUM: + case S390_VIRT_TCG_PREFIX_REGNUM: return gdb_get_regl(mem_buf, env->psa); - case S390_VIRT_PP_REGNUM: - return gdb_get_regl(mem_buf, env->pp); - case S390_VIRT_PFT_REGNUM: - return gdb_get_regl(mem_buf, env->pfault_token); - case S390_VIRT_PFS_REGNUM: - return gdb_get_regl(mem_buf, env->pfault_select); - case S390_VIRT_PFC_REGNUM: - return gdb_get_regl(mem_buf, env->pfault_compare); default: return 0; } } =20 -static int cpu_write_virt_reg(CPUS390XState *env, uint8_t *mem_buf, int n) +static int cpu_write_virt_tcg_reg(CPUS390XState *env, uint8_t *mem_buf, in= t n) { switch (n) { - case S390_VIRT_CKC_REGNUM: + case S390_VIRT_TCG_CKC_REGNUM: env->ckc =3D ldtul_p(mem_buf); cpu_synchronize_post_init(env_cpu(env)); return 8; - case S390_VIRT_CPUTM_REGNUM: + case S390_VIRT_TCG_CPUTM_REGNUM: env->cputm =3D ldtul_p(mem_buf); cpu_synchronize_post_init(env_cpu(env)); return 8; - case S390_VIRT_BEA_REGNUM: + case S390_VIRT_TCG_BEA_REGNUM: env->gbea =3D ldtul_p(mem_buf); cpu_synchronize_post_init(env_cpu(env)); return 8; - case S390_VIRT_PREFIX_REGNUM: + case S390_VIRT_TCG_PREFIX_REGNUM: env->psa =3D ldtul_p(mem_buf); cpu_synchronize_post_init(env_cpu(env)); return 8; + default: + return 0; + } +} + +/* the values represent the positions in s390-virt.xml */ +#define S390_VIRT_PP_REGNUM 0 +#define S390_VIRT_PFT_REGNUM 1 +#define S390_VIRT_PFS_REGNUM 2 +#define S390_VIRT_PFC_REGNUM 3 +/* total number of registers in s390-virt.xml */ +#define S390_NUM_VIRT_REGS 4 + +static int cpu_read_virt_reg(CPUS390XState *env, GByteArray *mem_buf, int = n) +{ + switch (n) { + case S390_VIRT_PP_REGNUM: + return gdb_get_regl(mem_buf, env->pp); + case S390_VIRT_PFT_REGNUM: + return gdb_get_regl(mem_buf, env->pfault_token); + case S390_VIRT_PFS_REGNUM: + return gdb_get_regl(mem_buf, env->pfault_select); + case S390_VIRT_PFC_REGNUM: + return gdb_get_regl(mem_buf, env->pfault_compare); + default: + return 0; + } +} + +static int cpu_write_virt_reg(CPUS390XState *env, uint8_t *mem_buf, int n) +{ + switch (n) { case S390_VIRT_PP_REGNUM: env->pp =3D ldtul_p(mem_buf); cpu_synchronize_post_init(env_cpu(env)); @@ -320,6 +340,10 @@ void s390_cpu_gdb_init(CPUState *cs) cpu_write_c_reg, S390_NUM_C_REGS, "s390-cr.xml", 0); =20 + gdb_register_coprocessor(cs, cpu_read_virt_tcg_reg, + cpu_write_virt_tcg_reg, + S390_NUM_VIRT_TCG_REGS, "s390-virt-tcg.xml", = 0); + if (kvm_enabled()) { gdb_register_coprocessor(cs, cpu_read_virt_reg, cpu_write_virt_reg, --=20 2.39.2