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-rw-r--r--configs/targets/loongarch64-linux-user.mak2
-rw-r--r--configs/targets/loongarch64-softmmu.mak2
-rw-r--r--gdb-xml/loongarch-lasx.xml60
-rw-r--r--gdb-xml/loongarch-lsx.xml59
-rw-r--r--include/hw/intc/loongarch_extioi.h1
-rw-r--r--include/hw/loongarch/virt.h2
-rw-r--r--target/loongarch/gdbstub.c73
7 files changed, 193 insertions, 6 deletions
diff --git a/configs/targets/loongarch64-linux-user.mak b/configs/targets/loongarch64-linux-user.mak
index d878e5a..ea9b7e8 100644
--- a/configs/targets/loongarch64-linux-user.mak
+++ b/configs/targets/loongarch64-linux-user.mak
@@ -1,4 +1,4 @@
# Default configuration for loongarch64-linux-user
TARGET_ARCH=loongarch64
TARGET_BASE_ARCH=loongarch
-TARGET_XML_FILES=gdb-xml/loongarch-base64.xml gdb-xml/loongarch-fpu.xml
+TARGET_XML_FILES=gdb-xml/loongarch-base64.xml gdb-xml/loongarch-fpu.xml gdb-xml/loongarch-lsx.xml gdb-xml/loongarch-lasx.xml
diff --git a/configs/targets/loongarch64-softmmu.mak b/configs/targets/loongarch64-softmmu.mak
index 65b65e0..ce19ab6 100644
--- a/configs/targets/loongarch64-softmmu.mak
+++ b/configs/targets/loongarch64-softmmu.mak
@@ -2,6 +2,6 @@ TARGET_ARCH=loongarch64
TARGET_BASE_ARCH=loongarch
TARGET_KVM_HAVE_GUEST_DEBUG=y
TARGET_SUPPORTS_MTTCG=y
-TARGET_XML_FILES= gdb-xml/loongarch-base32.xml gdb-xml/loongarch-base64.xml gdb-xml/loongarch-fpu.xml
+TARGET_XML_FILES= gdb-xml/loongarch-base32.xml gdb-xml/loongarch-base64.xml gdb-xml/loongarch-fpu.xml gdb-xml/loongarch-lsx.xml gdb-xml/loongarch-lasx.xml
# all boards require libfdt
TARGET_NEED_FDT=y
diff --git a/gdb-xml/loongarch-lasx.xml b/gdb-xml/loongarch-lasx.xml
new file mode 100644
index 0000000..753b982
--- /dev/null
+++ b/gdb-xml/loongarch-lasx.xml
@@ -0,0 +1,60 @@
+<?xml version="1.0"?>
+<!-- Copyright (C) 2022-2024 Free Software Foundation, Inc.
+
+ Copying and distribution of this file, with or without modification,
+ are permitted in any medium without royalty provided the copyright
+ notice and this notice are preserved. -->
+
+<!DOCTYPE feature SYSTEM "gdb-target.dtd">
+<feature name="org.gnu.gdb.loongarch.lasx">
+ <vector id="v8f32" type="ieee_single" count="8"/>
+ <vector id="v4f64" type="ieee_double" count="4"/>
+ <vector id="v32i8" type="int8" count="32"/>
+ <vector id="v16i16" type="int16" count="16"/>
+ <vector id="v8i32" type="int32" count="8"/>
+ <vector id="v4i64" type="int64" count="4"/>
+ <vector id="v2ui128" type="uint128" count="2"/>
+
+ <union id="lasxv">
+ <field name="v8_float" type="v8f32"/>
+ <field name="v4_double" type="v4f64"/>
+ <field name="v32_int8" type="v32i8"/>
+ <field name="v16_int16" type="v16i16"/>
+ <field name="v8_int32" type="v8i32"/>
+ <field name="v4_int64" type="v4i64"/>
+ <field name="v2_uint128" type="v2ui128"/>
+ </union>
+
+ <reg name="xr0" bitsize="256" type="lasxv" group="lasx"/>
+ <reg name="xr1" bitsize="256" type="lasxv" group="lasx"/>
+ <reg name="xr2" bitsize="256" type="lasxv" group="lasx"/>
+ <reg name="xr3" bitsize="256" type="lasxv" group="lasx"/>
+ <reg name="xr4" bitsize="256" type="lasxv" group="lasx"/>
+ <reg name="xr5" bitsize="256" type="lasxv" group="lasx"/>
+ <reg name="xr6" bitsize="256" type="lasxv" group="lasx"/>
+ <reg name="xr7" bitsize="256" type="lasxv" group="lasx"/>
+ <reg name="xr8" bitsize="256" type="lasxv" group="lasx"/>
+ <reg name="xr9" bitsize="256" type="lasxv" group="lasx"/>
+ <reg name="xr10" bitsize="256" type="lasxv" group="lasx"/>
+ <reg name="xr11" bitsize="256" type="lasxv" group="lasx"/>
+ <reg name="xr12" bitsize="256" type="lasxv" group="lasx"/>
+ <reg name="xr13" bitsize="256" type="lasxv" group="lasx"/>
+ <reg name="xr14" bitsize="256" type="lasxv" group="lasx"/>
+ <reg name="xr15" bitsize="256" type="lasxv" group="lasx"/>
+ <reg name="xr16" bitsize="256" type="lasxv" group="lasx"/>
+ <reg name="xr17" bitsize="256" type="lasxv" group="lasx"/>
+ <reg name="xr18" bitsize="256" type="lasxv" group="lasx"/>
+ <reg name="xr19" bitsize="256" type="lasxv" group="lasx"/>
+ <reg name="xr20" bitsize="256" type="lasxv" group="lasx"/>
+ <reg name="xr21" bitsize="256" type="lasxv" group="lasx"/>
+ <reg name="xr22" bitsize="256" type="lasxv" group="lasx"/>
+ <reg name="xr23" bitsize="256" type="lasxv" group="lasx"/>
+ <reg name="xr24" bitsize="256" type="lasxv" group="lasx"/>
+ <reg name="xr25" bitsize="256" type="lasxv" group="lasx"/>
+ <reg name="xr26" bitsize="256" type="lasxv" group="lasx"/>
+ <reg name="xr27" bitsize="256" type="lasxv" group="lasx"/>
+ <reg name="xr28" bitsize="256" type="lasxv" group="lasx"/>
+ <reg name="xr29" bitsize="256" type="lasxv" group="lasx"/>
+ <reg name="xr30" bitsize="256" type="lasxv" group="lasx"/>
+ <reg name="xr31" bitsize="256" type="lasxv" group="lasx"/>
+</feature>
diff --git a/gdb-xml/loongarch-lsx.xml b/gdb-xml/loongarch-lsx.xml
new file mode 100644
index 0000000..51af1c6
--- /dev/null
+++ b/gdb-xml/loongarch-lsx.xml
@@ -0,0 +1,59 @@
+<?xml version="1.0"?>
+<!-- Copyright (C) 2022-2024 Free Software Foundation, Inc.
+
+ Copying and distribution of this file, with or without modification,
+ are permitted in any medium without royalty provided the copyright
+ notice and this notice are preserved. -->
+
+<!DOCTYPE feature SYSTEM "gdb-target.dtd">
+<feature name="org.gnu.gdb.loongarch.lsx">
+ <vector id="v4f32" type="ieee_single" count="4"/>
+ <vector id="v2f64" type="ieee_double" count="2"/>
+ <vector id="v16i8" type="int8" count="16"/>
+ <vector id="v8i16" type="int16" count="8"/>
+ <vector id="v4i32" type="int32" count="4"/>
+ <vector id="v2i64" type="int64" count="2"/>
+
+ <union id="lsxv">
+ <field name="v4_float" type="v4f32"/>
+ <field name="v2_double" type="v2f64"/>
+ <field name="v16_int8" type="v16i8"/>
+ <field name="v8_int16" type="v8i16"/>
+ <field name="v4_int32" type="v4i32"/>
+ <field name="v2_int64" type="v2i64"/>
+ <field name="uint128" type="uint128"/>
+ </union>
+
+ <reg name="vr0" bitsize="128" type="lsxv" group="lsx"/>
+ <reg name="vr1" bitsize="128" type="lsxv" group="lsx"/>
+ <reg name="vr2" bitsize="128" type="lsxv" group="lsx"/>
+ <reg name="vr3" bitsize="128" type="lsxv" group="lsx"/>
+ <reg name="vr4" bitsize="128" type="lsxv" group="lsx"/>
+ <reg name="vr5" bitsize="128" type="lsxv" group="lsx"/>
+ <reg name="vr6" bitsize="128" type="lsxv" group="lsx"/>
+ <reg name="vr7" bitsize="128" type="lsxv" group="lsx"/>
+ <reg name="vr8" bitsize="128" type="lsxv" group="lsx"/>
+ <reg name="vr9" bitsize="128" type="lsxv" group="lsx"/>
+ <reg name="vr10" bitsize="128" type="lsxv" group="lsx"/>
+ <reg name="vr11" bitsize="128" type="lsxv" group="lsx"/>
+ <reg name="vr12" bitsize="128" type="lsxv" group="lsx"/>
+ <reg name="vr13" bitsize="128" type="lsxv" group="lsx"/>
+ <reg name="vr14" bitsize="128" type="lsxv" group="lsx"/>
+ <reg name="vr15" bitsize="128" type="lsxv" group="lsx"/>
+ <reg name="vr16" bitsize="128" type="lsxv" group="lsx"/>
+ <reg name="vr17" bitsize="128" type="lsxv" group="lsx"/>
+ <reg name="vr18" bitsize="128" type="lsxv" group="lsx"/>
+ <reg name="vr19" bitsize="128" type="lsxv" group="lsx"/>
+ <reg name="vr20" bitsize="128" type="lsxv" group="lsx"/>
+ <reg name="vr21" bitsize="128" type="lsxv" group="lsx"/>
+ <reg name="vr22" bitsize="128" type="lsxv" group="lsx"/>
+ <reg name="vr23" bitsize="128" type="lsxv" group="lsx"/>
+ <reg name="vr26" bitsize="128" type="lsxv" group="lsx"/>
+ <reg name="vr25" bitsize="128" type="lsxv" group="lsx"/>
+ <reg name="vr26" bitsize="128" type="lsxv" group="lsx"/>
+ <reg name="vr27" bitsize="128" type="lsxv" group="lsx"/>
+ <reg name="vr28" bitsize="128" type="lsxv" group="lsx"/>
+ <reg name="vr29" bitsize="128" type="lsxv" group="lsx"/>
+ <reg name="vr30" bitsize="128" type="lsxv" group="lsx"/>
+ <reg name="vr31" bitsize="128" type="lsxv" group="lsx"/>
+</feature>
diff --git a/include/hw/intc/loongarch_extioi.h b/include/hw/intc/loongarch_extioi.h
index eccc2e0..626a37d 100644
--- a/include/hw/intc/loongarch_extioi.h
+++ b/include/hw/intc/loongarch_extioi.h
@@ -50,7 +50,6 @@
#define EXTIOI_HAS_CPU_ENCODE (3)
#define EXTIOI_VIRT_HAS_FEATURES (BIT(EXTIOI_HAS_VIRT_EXTENSION) \
| BIT(EXTIOI_HAS_ENABLE_OPTION) \
- | BIT(EXTIOI_HAS_INT_ENCODE) \
| BIT(EXTIOI_HAS_CPU_ENCODE))
#define EXTIOI_VIRT_CONFIG (0x4)
#define EXTIOI_ENABLE (1)
diff --git a/include/hw/loongarch/virt.h b/include/hw/loongarch/virt.h
index 8fdfacf..603c1ce 100644
--- a/include/hw/loongarch/virt.h
+++ b/include/hw/loongarch/virt.h
@@ -20,7 +20,7 @@
#define VIRT_FWCFG_BASE 0x1e020000UL
#define VIRT_BIOS_BASE 0x1c000000UL
#define VIRT_BIOS_SIZE (16 * MiB)
-#define VIRT_FLASH_SECTOR_SIZE (128 * KiB)
+#define VIRT_FLASH_SECTOR_SIZE (256 * KiB)
#define VIRT_FLASH0_BASE VIRT_BIOS_BASE
#define VIRT_FLASH0_SIZE VIRT_BIOS_SIZE
#define VIRT_FLASH1_BASE 0x1d000000UL
diff --git a/target/loongarch/gdbstub.c b/target/loongarch/gdbstub.c
index a0e1439..7ca245e 100644
--- a/target/loongarch/gdbstub.c
+++ b/target/loongarch/gdbstub.c
@@ -116,8 +116,77 @@ static int loongarch_gdb_set_fpu(CPUState *cs, uint8_t *mem_buf, int n)
return length;
}
+#define VREG_NUM 32
+#define REG64_LEN 64
+
+static int loongarch_gdb_get_vec(CPUState *cs, GByteArray *mem_buf, int n, int vl)
+{
+ LoongArchCPU *cpu = LOONGARCH_CPU(cs);
+ CPULoongArchState *env = &cpu->env;
+ int i, length = 0;
+
+ if (0 <= n && n < VREG_NUM) {
+ for (i = 0; i < vl / REG64_LEN; i++) {
+ length += gdb_get_reg64(mem_buf, env->fpr[n].vreg.D(i));
+ }
+ }
+
+ return length;
+}
+
+static int loongarch_gdb_set_vec(CPUState *cs, uint8_t *mem_buf, int n, int vl)
+{
+ LoongArchCPU *cpu = LOONGARCH_CPU(cs);
+ CPULoongArchState *env = &cpu->env;
+ int i, length = 0;
+
+ if (0 <= n && n < VREG_NUM) {
+ for (i = 0; i < vl / REG64_LEN; i++) {
+ env->fpr[n].vreg.D(i) = ldq_le_p(mem_buf + 8 * i);
+ length += 8;
+ }
+ }
+
+ return length;
+}
+
+static int loongarch_gdb_get_lsx(CPUState *cs, GByteArray *mem_buf, int n)
+{
+ return loongarch_gdb_get_vec(cs, mem_buf, n, LSX_LEN);
+}
+
+static int loongarch_gdb_set_lsx(CPUState *cs, uint8_t *mem_buf, int n)
+{
+ return loongarch_gdb_set_vec(cs, mem_buf, n, LSX_LEN);
+}
+
+static int loongarch_gdb_get_lasx(CPUState *cs, GByteArray *mem_buf, int n)
+{
+ return loongarch_gdb_get_vec(cs, mem_buf, n, LASX_LEN);
+}
+
+static int loongarch_gdb_set_lasx(CPUState *cs, uint8_t *mem_buf, int n)
+{
+ return loongarch_gdb_set_vec(cs, mem_buf, n, LASX_LEN);
+}
+
void loongarch_cpu_register_gdb_regs_for_features(CPUState *cs)
{
- gdb_register_coprocessor(cs, loongarch_gdb_get_fpu, loongarch_gdb_set_fpu,
- gdb_find_static_feature("loongarch-fpu.xml"), 0);
+ LoongArchCPU *cpu = LOONGARCH_CPU(cs);
+ CPULoongArchState *env = &cpu->env;
+
+ if (FIELD_EX32(env->cpucfg[2], CPUCFG2, FP)) {
+ gdb_register_coprocessor(cs, loongarch_gdb_get_fpu, loongarch_gdb_set_fpu,
+ gdb_find_static_feature("loongarch-fpu.xml"), 0);
+ }
+
+ if (FIELD_EX32(env->cpucfg[2], CPUCFG2, LSX)) {
+ gdb_register_coprocessor(cs, loongarch_gdb_get_lsx, loongarch_gdb_set_lsx,
+ gdb_find_static_feature("loongarch-lsx.xml"), 0);
+ }
+
+ if (FIELD_EX32(env->cpucfg[2], CPUCFG2, LASX)) {
+ gdb_register_coprocessor(cs, loongarch_gdb_get_lasx, loongarch_gdb_set_lasx,
+ gdb_find_static_feature("loongarch-lasx.xml"), 0);
+ }
}
generated by cgit v1.1 at 2024-12-28 02:36:20 +0000