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-rw-r--r--default-configs/mips-softmmu.mak1
-rw-r--r--default-configs/mips64-softmmu.mak1
-rw-r--r--default-configs/mipsel-softmmu.mak1
-rw-r--r--hw/char/sclpconsole-lm.c12
-rw-r--r--hw/char/sclpconsole.c12
-rw-r--r--hw/char/virtio-serial-bus.c2
-rw-r--r--target-mips/cpu.h13
-rw-r--r--target-mips/translate.c20
-rw-r--r--target-mips/translate_init.c8
-rw-r--r--target-s390x/kvm.c10
10 files changed, 55 insertions, 25 deletions
diff --git a/default-configs/mips-softmmu.mak b/default-configs/mips-softmmu.mak
index 71177efdff..2a80b04dc0 100644
--- a/default-configs/mips-softmmu.mak
+++ b/default-configs/mips-softmmu.mak
@@ -32,6 +32,5 @@ CONFIG_G364FB=y
CONFIG_I8259=y
CONFIG_JAZZ_LED=y
CONFIG_MC146818RTC=y
-CONFIG_VT82C686=y
CONFIG_ISA_TESTDEV=y
CONFIG_EMPTY_SLOT=y
diff --git a/default-configs/mips64-softmmu.mak b/default-configs/mips64-softmmu.mak
index 617301b753..f1f933bc44 100644
--- a/default-configs/mips64-softmmu.mak
+++ b/default-configs/mips64-softmmu.mak
@@ -32,6 +32,5 @@ CONFIG_G364FB=y
CONFIG_I8259=y
CONFIG_JAZZ_LED=y
CONFIG_MC146818RTC=y
-CONFIG_VT82C686=y
CONFIG_ISA_TESTDEV=y
CONFIG_EMPTY_SLOT=y
diff --git a/default-configs/mipsel-softmmu.mak b/default-configs/mipsel-softmmu.mak
index 532a9aefbd..7708185f6b 100644
--- a/default-configs/mipsel-softmmu.mak
+++ b/default-configs/mipsel-softmmu.mak
@@ -32,6 +32,5 @@ CONFIG_G364FB=y
CONFIG_I8259=y
CONFIG_JAZZ_LED=y
CONFIG_MC146818RTC=y
-CONFIG_VT82C686=y
CONFIG_ISA_TESTDEV=y
CONFIG_EMPTY_SLOT=y
diff --git a/hw/char/sclpconsole-lm.c b/hw/char/sclpconsole-lm.c
index 80dd0a9e13..a9f5e62f24 100644
--- a/hw/char/sclpconsole-lm.c
+++ b/hw/char/sclpconsole-lm.c
@@ -52,7 +52,8 @@ typedef struct SCLPConsoleLM {
* event_pending is set when a newline character is encountered
*
* The maximum command line length is limited by the maximum
- * space available in an SCCB
+ * space available in an SCCB. Line mode console input is sent
+ * truncated to the guest in case it doesn't fit into the SCCB.
*/
static int chr_can_read(void *opaque)
@@ -61,10 +62,8 @@ static int chr_can_read(void *opaque)
if (scon->event.event_pending) {
return 0;
- } else if (SIZE_CONSOLE_BUFFER - scon->length) {
- return 1;
}
- return 0;
+ return 1;
}
static void chr_read(void *opaque, const uint8_t *buf, int size)
@@ -78,6 +77,10 @@ static void chr_read(void *opaque, const uint8_t *buf, int size)
sclp_service_interrupt(0);
return;
}
+ if (scon->length == SIZE_CONSOLE_BUFFER) {
+ /* Eat the character, but still process CR and LF. */
+ return;
+ }
scon->buf[scon->length] = *buf;
scon->length += 1;
if (scon->echo) {
@@ -125,6 +128,7 @@ static int get_console_data(SCLPEvent *event, uint8_t *buf, size_t *size,
cons->length = 0;
/* data provided and no more data pending */
event->event_pending = false;
+ qemu_notify_event();
return 0;
}
diff --git a/hw/char/sclpconsole.c b/hw/char/sclpconsole.c
index fca105db4e..79891dfc58 100644
--- a/hw/char/sclpconsole.c
+++ b/hw/char/sclpconsole.c
@@ -36,6 +36,7 @@ typedef struct SCLPConsole {
uint32_t iov_bs; /* offset in buf for char layer read operation */
uint32_t iov_data_len; /* length of byte stream in buffer */
uint32_t iov_sclp_rest; /* length of byte stream not read via SCLP */
+ bool notify; /* qemu_notify_event() req'd if true */
} SCLPConsole;
/* character layer call-back functions */
@@ -44,8 +45,12 @@ typedef struct SCLPConsole {
static int chr_can_read(void *opaque)
{
SCLPConsole *scon = opaque;
+ int avail = SIZE_BUFFER_VT220 - scon->iov_data_len;
- return SIZE_BUFFER_VT220 - scon->iov_data_len;
+ if (avail == 0) {
+ scon->notify = true;
+ }
+ return avail;
}
/* Send data from a char device over to the guest */
@@ -113,6 +118,10 @@ static void get_console_data(SCLPEvent *event, uint8_t *buf, size_t *size,
cons->iov_sclp += avail;
/* more data pending */
}
+ if (cons->notify) {
+ cons->notify = false;
+ qemu_notify_event();
+ }
}
static int read_event_data(SCLPEvent *event, EventBufferHeader *evt_buf_hdr,
@@ -229,6 +238,7 @@ static void console_reset(DeviceState *dev)
scon->iov_bs = 0;
scon->iov_data_len = 0;
scon->iov_sclp_rest = 0;
+ scon->notify = false;
}
static int console_exit(SCLPEvent *event)
diff --git a/hw/char/virtio-serial-bus.c b/hw/char/virtio-serial-bus.c
index c6870f19e1..a7b1b68984 100644
--- a/hw/char/virtio-serial-bus.c
+++ b/hw/char/virtio-serial-bus.c
@@ -871,7 +871,7 @@ static void virtser_port_device_realize(DeviceState *dev, Error **errp)
return;
}
- if (find_port_by_name(port->name)) {
+ if (port->name != NULL && find_port_by_name(port->name)) {
error_setg(errp, "virtio-serial-bus: A port already exists by name %s",
port->name);
return;
diff --git a/target-mips/cpu.h b/target-mips/cpu.h
index d21da8eb8c..c01bbdac2d 100644
--- a/target-mips/cpu.h
+++ b/target-mips/cpu.h
@@ -424,17 +424,25 @@ struct CPUMIPSState {
#define CP0C2_SA 0
int32_t CP0_Config3;
#define CP0C3_M 31
+#define CP0C3_BPG 30
+#define CP0C3_CMCGR 29
#define CP0C3_MSAP 28
#define CP0C3_BP 27
#define CP0C3_BI 26
+#define CP0C3_IPLW 21
+#define CP0C3_MMAR 18
+#define CP0C3_MCU 17
#define CP0C3_ISA_ON_EXC 16
+#define CP0C3_ISA 14
#define CP0C3_ULRI 13
#define CP0C3_RXI 12
+#define CP0C3_DSP2P 11
#define CP0C3_DSPP 10
#define CP0C3_LPA 7
#define CP0C3_VEIC 6
#define CP0C3_VInt 5
#define CP0C3_SP 4
+#define CP0C3_CDMM 3
#define CP0C3_MT 2
#define CP0C3_SM 1
#define CP0C3_TL 0
@@ -443,6 +451,11 @@ struct CPUMIPSState {
#define CP0C4_M 31
#define CP0C4_IE 29
#define CP0C4_KScrExist 16
+#define CP0C4_MMUExtDef 14
+#define CP0C4_FTLBPageSize 8
+#define CP0C4_FTLBWays 4
+#define CP0C4_FTLBSets 0
+#define CP0C4_MMUSizeExt 0
uint32_t CP0_Config5;
uint32_t CP0_Config5_rw_bitmask;
#define CP0C5_M 31
diff --git a/target-mips/translate.c b/target-mips/translate.c
index 2117ce82e0..f0b8e6ffe4 100644
--- a/target-mips/translate.c
+++ b/target-mips/translate.c
@@ -8104,6 +8104,7 @@ static void gen_compute_branch1_r6(DisasContext *ctx, uint32_t op,
MIPS_DEBUG("%s: cond %02x target " TARGET_FMT_lx, opn,
ctx->hflags, btarget);
ctx->btarget = btarget;
+ ctx->hflags |= MIPS_HFLAG_BDS32;
out:
tcg_temp_free_i64(t0);
@@ -13613,8 +13614,13 @@ static void decode_micromips32_opc (CPUMIPSState *env, DisasContext *ctx,
check_insn(ctx, ASE_MIPS3D);
/* Fall through */
do_cp1branch:
- gen_compute_branch1(ctx, mips32_op,
- (ctx->opcode >> 18) & 0x7, imm << 1);
+ if (env->CP0_Config1 & (1 << CP0C1_FP)) {
+ check_cp1_enabled(ctx);
+ gen_compute_branch1(ctx, mips32_op,
+ (ctx->opcode >> 18) & 0x7, imm << 1);
+ } else {
+ generate_exception_err(ctx, EXCP_CpU, 1);
+ }
break;
case BPOSGE64:
case BPOSGE32:
@@ -19106,7 +19112,7 @@ gen_intermediate_code_internal(MIPSCPU *cpu, TranslationBlock *tb,
gen_io_end();
}
if (cs->singlestep_enabled && ctx.bstate != BS_BRANCH) {
- save_cpu_state(&ctx, ctx.bstate == BS_NONE);
+ save_cpu_state(&ctx, ctx.bstate != BS_EXCP);
gen_helper_0e0i(raise_exception, EXCP_DEBUG);
} else {
switch (ctx.bstate) {
@@ -19279,14 +19285,12 @@ void mips_tcg_init(void)
regnames[i]);
for (i = 0; i < 32; i++) {
- int off = offsetof(CPUMIPSState, active_fpu.fpr[i]);
- fpu_f64[i] = tcg_global_mem_new_i64(TCG_AREG0, off, fregnames[i]);
- }
-
- for (i = 0; i < 32; i++) {
int off = offsetof(CPUMIPSState, active_fpu.fpr[i].wr.d[0]);
msa_wr_d[i * 2] =
tcg_global_mem_new_i64(TCG_AREG0, off, msaregnames[i * 2]);
+ /* The scalar floating-point unit (FPU) registers are mapped on
+ * the MSA vector registers. */
+ fpu_f64[i] = msa_wr_d[i * 2];
off = offsetof(CPUMIPSState, active_fpu.fpr[i].wr.d[1]);
msa_wr_d[i * 2 + 1] =
tcg_global_mem_new_i64(TCG_AREG0, off, msaregnames[i * 2 + 1]);
diff --git a/target-mips/translate_init.c b/target-mips/translate_init.c
index 4dee1caf92..148b394cf0 100644
--- a/target-mips/translate_init.c
+++ b/target-mips/translate_init.c
@@ -333,7 +333,8 @@ static const mips_def_t mips_defs[] =
(0 << CP0C1_DS) | (3 << CP0C1_DL) | (1 << CP0C1_DA) |
(1 << CP0C1_CA),
.CP0_Config2 = MIPS_CONFIG2,
- .CP0_Config3 = MIPS_CONFIG3 | (0 << CP0C3_VInt) | (1 << CP0C3_DSPP),
+ .CP0_Config3 = MIPS_CONFIG3 | (1 << CP0C3_DSP2P) | (1 << CP0C3_DSPP) |
+ (0 << CP0C3_VInt),
.CP0_LLAddr_rw_bitmask = 0,
.CP0_LLAddr_shift = 4,
.SYNCI_Step = 32,
@@ -376,7 +377,7 @@ static const mips_def_t mips_defs[] =
(0x93 << FCR0_PRID),
.SEGBITS = 32,
.PABITS = 32,
- .insn_flags = CPU_MIPS32R5 | ASE_MIPS16 | ASE_DSP | ASE_DSPR2 | ASE_MSA,
+ .insn_flags = CPU_MIPS32R5 | ASE_MIPS16 | ASE_MSA,
.mmu_type = MMU_TYPE_R4000,
},
#if defined(TARGET_MIPS64)
@@ -601,7 +602,8 @@ static const mips_def_t mips_defs[] =
(2 << CP0C1_DS) | (4 << CP0C1_DL) | (3 << CP0C1_DA) |
(1 << CP0C1_PC) | (1 << CP0C1_WR) | (1 << CP0C1_EP),
.CP0_Config2 = MIPS_CONFIG2,
- .CP0_Config3 = MIPS_CONFIG3 | (1 << CP0C3_LPA),
+ .CP0_Config3 = MIPS_CONFIG3 | (1U << CP0C3_M) | (1 << CP0C3_DSP2P) |
+ (1 << CP0C3_DSPP) | (1 << CP0C3_LPA),
.CP0_LLAddr_rw_bitmask = 0,
.CP0_LLAddr_shift = 0,
.SYNCI_Step = 32,
diff --git a/target-s390x/kvm.c b/target-s390x/kvm.c
index 5b10a255ed..d247471119 100644
--- a/target-s390x/kvm.c
+++ b/target-s390x/kvm.c
@@ -827,18 +827,18 @@ static int handle_b9(S390CPU *cpu, struct kvm_run *run, uint8_t ipa1)
return r;
}
-static int handle_eb(S390CPU *cpu, struct kvm_run *run, uint8_t ipa1)
+static int handle_eb(S390CPU *cpu, struct kvm_run *run, uint8_t ipbl)
{
int r = 0;
- switch (ipa1) {
+ switch (ipbl) {
case PRIV_EB_SQBS:
/* just inject exception */
r = -1;
break;
default:
r = -1;
- DPRINTF("KVM: unhandled PRIV: 0xeb%x\n", ipa1);
+ DPRINTF("KVM: unhandled PRIV: 0xeb%x\n", ipbl);
break;
}
@@ -1039,7 +1039,7 @@ static int handle_instruction(S390CPU *cpu, struct kvm_run *run)
r = handle_b9(cpu, run, ipa1);
break;
case IPA0_EB:
- r = handle_eb(cpu, run, ipa1);
+ r = handle_eb(cpu, run, run->s390_sieic.ipb & 0xff);
break;
case IPA0_DIAG:
r = handle_diag(cpu, run, run->s390_sieic.ipb);
@@ -1272,7 +1272,7 @@ void kvm_s390_crw_mchk(void)
struct kvm_s390_irq irq = {
.type = KVM_S390_MCHK,
.u.mchk.cr14 = 1 << 28,
- .u.mchk.mcic = 0x00400f1d40330000,
+ .u.mchk.mcic = 0x00400f1d40330000ULL,
};
kvm_s390_floating_interrupt(&irq);
}
generated by cgit v1.2.3 (git 2.26.2) at 2024-12-26 00:09:49 +0000