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[Qemu-devel] [PATCH 8/8] [MIPS] qdev: convert rc4030 to sysbus device
From: |
Hervé Poussineau |
Subject: |
[Qemu-devel] [PATCH 8/8] [MIPS] qdev: convert rc4030 to sysbus device |
Date: |
Wed, 8 Sep 2010 22:39:52 +0200 |
Use it in Jazz emulation
Remove rc4030_init() function, which is not used anymore
Signed-off-by: Hervé Poussineau <address@hidden>
---
hw/mips.h | 4 +-
hw/mips_jazz.c | 8 +--
hw/rc4030.c | 135 ++++++++++++++++++++++++++-----------------------------
3 files changed, 69 insertions(+), 78 deletions(-)
diff --git a/hw/mips.h b/hw/mips.h
index 2897ea6..bdbe024 100644
--- a/hw/mips.h
+++ b/hw/mips.h
@@ -16,8 +16,8 @@ typedef struct rc4030DMAState *rc4030_dma;
void rc4030_dma_memory_rw(void *opaque, target_phys_addr_t addr, uint8_t *buf,
int len, int is_write);
void rc4030_dma_read(void *dma, uint8_t *buf, int len);
void rc4030_dma_write(void *dma, uint8_t *buf, int len);
-
-void *rc4030_init(qemu_irq timer, rc4030_dma **dmas);
+extern rc4030_dma *rc4030_dmas;
+extern void *rc4030_dma_opaque;
/* dp8393x.c */
void dp83932_init(NICInfo *nd, target_phys_addr_t base, int it_shift,
diff --git a/hw/mips_jazz.c b/hw/mips_jazz.c
index 56739db..eec30c8 100644
--- a/hw/mips_jazz.c
+++ b/hw/mips_jazz.c
@@ -133,8 +133,6 @@ void mips_jazz_init (ram_addr_t ram_size,
CPUState *env;
DeviceState *dev;
qemu_irq rc4030[16], *i8259;
- rc4030_dma *dmas;
- void* rc4030_opaque;
int s_rtc, s_dma_dummy;
NICInfo *nd;
PITState *pit;
@@ -196,7 +194,7 @@ void mips_jazz_init (ram_addr_t ram_size,
rc4030[n] = qdev_get_gpio_in(dev, n);
}
- rc4030_opaque = rc4030_init(env->irq[6], &dmas);
+ sysbus_create_simple("rc4030", 0x80000000, env->irq[6]);
s_dma_dummy = cpu_register_io_memory(dma_dummy_read, dma_dummy_write,
NULL);
cpu_register_physical_memory(0x8000d000, 0x00001000, s_dma_dummy);
@@ -237,7 +235,7 @@ void mips_jazz_init (ram_addr_t ram_size,
nd->model = qemu_strdup("dp83932");
if (strcmp(nd->model, "dp83932") == 0) {
dp83932_init(nd, 0x80001000, 2, rc4030[4],
- rc4030_opaque, rc4030_dma_memory_rw);
+ rc4030_dma_opaque, rc4030_dma_memory_rw);
break;
} else if (strcmp(nd->model, "?") == 0) {
fprintf(stderr, "qemu: Supported NICs: dp83932\n");
@@ -250,7 +248,7 @@ void mips_jazz_init (ram_addr_t ram_size,
/* SCSI adapter */
esp_init(0x80002000, 0,
- rc4030_dma_read, rc4030_dma_write, dmas[0],
+ rc4030_dma_read, rc4030_dma_write, rc4030_dmas[0],
rc4030[5], &esp_reset);
/* Floppy */
diff --git a/hw/rc4030.c b/hw/rc4030.c
index 811d12d..0c77c44 100644
--- a/hw/rc4030.c
+++ b/hw/rc4030.c
@@ -45,6 +45,9 @@ static const char* irq_names[] = { "parallel", "floppy",
"sound", "video",
#define RC4030_ERROR(fmt, ...) \
do { fprintf(stderr, "rc4030 ERROR: %s: " fmt, __func__ , ## __VA_ARGS__); }
while (0)
+rc4030_dma *rc4030_dmas = NULL;
+void *rc4030_dma_opaque = NULL;
+
/********************************************************/
/* rc4030 emulation */
@@ -584,9 +587,8 @@ static void jazzio_reset(JazzIoState* s)
qemu_irq_lower(s->irq);
}
-static void rc4030_reset(void *opaque)
+static void rc4030_reset(rc4030State *s)
{
- rc4030State *s = opaque;
int i;
s->config = 0x410; /* some boards seem to accept 0x104 too */
@@ -611,63 +613,6 @@ static void rc4030_reset(void *opaque)
qemu_irq_lower(s->timer_irq);
}
-static int rc4030_load(QEMUFile *f, void *opaque, int version_id)
-{
- rc4030State* s = opaque;
- int i, j;
-
- if (version_id != 2)
- return -EINVAL;
-
- s->config = qemu_get_be32(f);
- s->invalid_address_register = qemu_get_be32(f);
- for (i = 0; i < 8; i++)
- for (j = 0; j < 4; j++)
- s->dma_regs[i][j] = qemu_get_be32(f);
- s->dma_tl_base = qemu_get_be32(f);
- s->dma_tl_limit = qemu_get_be32(f);
- s->cache_maint = qemu_get_be32(f);
- s->remote_failed_address = qemu_get_be32(f);
- s->memory_failed_address = qemu_get_be32(f);
- s->cache_ptag = qemu_get_be32(f);
- s->cache_ltag = qemu_get_be32(f);
- s->cache_bmask = qemu_get_be32(f);
- s->offset210 = qemu_get_be32(f);
- s->nvram_protect = qemu_get_be32(f);
- for (i = 0; i < 15; i++)
- s->rem_speed[i] = qemu_get_be32(f);
- s->itr = qemu_get_be32(f);
-
- set_next_tick(s);
-
- return 0;
-}
-
-static void rc4030_save(QEMUFile *f, void *opaque)
-{
- rc4030State* s = opaque;
- int i, j;
-
- qemu_put_be32(f, s->config);
- qemu_put_be32(f, s->invalid_address_register);
- for (i = 0; i < 8; i++)
- for (j = 0; j < 4; j++)
- qemu_put_be32(f, s->dma_regs[i][j]);
- qemu_put_be32(f, s->dma_tl_base);
- qemu_put_be32(f, s->dma_tl_limit);
- qemu_put_be32(f, s->cache_maint);
- qemu_put_be32(f, s->remote_failed_address);
- qemu_put_be32(f, s->memory_failed_address);
- qemu_put_be32(f, s->cache_ptag);
- qemu_put_be32(f, s->cache_ltag);
- qemu_put_be32(f, s->cache_bmask);
- qemu_put_be32(f, s->offset210);
- qemu_put_be32(f, s->nvram_protect);
- for (i = 0; i < 15; i++)
- qemu_put_be32(f, s->rem_speed[i]);
- qemu_put_be32(f, s->itr);
-}
-
void rc4030_dma_memory_rw(void *opaque, target_phys_addr_t addr, uint8_t *buf,
int len, int is_write)
{
rc4030State *s = opaque;
@@ -788,28 +733,75 @@ static rc4030_dma *rc4030_allocate_dmas(void *opaque, int
n)
return s;
}
-void *rc4030_init(qemu_irq timer, rc4030_dma **dmas)
+static int rc4030_post_load(void *opaque, int version_id)
{
- rc4030State *s;
- int s_chipset;
-
- s = qemu_mallocz(sizeof(rc4030State));
+ rc4030State *s = opaque;
+ set_next_tick(s);
+ return 0;
+}
- *dmas = rc4030_allocate_dmas(s, 4);
+static const VMStateDescription vmstate_rc4030 = {
+ .name = "rc4030",
+ .version_id = 0,
+ .minimum_version_id = 0,
+ .minimum_version_id_old = 0,
+ .post_load = rc4030_post_load,
+ .fields = (VMStateField []) {
+ VMSTATE_UINT32(config, rc4030State),
+ VMSTATE_UINT32(invalid_address_register, rc4030State),
+ VMSTATE_BUFFER_UNSAFE(dma_regs, rc4030State, 0, 8 * 3 *
sizeof(uint32_t)),
+ VMSTATE_UINT32(dma_tl_base, rc4030State),
+ VMSTATE_UINT32(dma_tl_limit, rc4030State),
+ VMSTATE_UINT32(cache_maint, rc4030State),
+ VMSTATE_UINT32(remote_failed_address, rc4030State),
+ VMSTATE_UINT32(memory_failed_address, rc4030State),
+ VMSTATE_UINT32(cache_ptag, rc4030State),
+ VMSTATE_UINT32(cache_ltag, rc4030State),
+ VMSTATE_UINT32(cache_bmask, rc4030State),
+ VMSTATE_UINT32(offset210, rc4030State),
+ VMSTATE_UINT32(nvram_protect, rc4030State),
+ VMSTATE_UINT32_ARRAY(rem_speed, rc4030State, 16),
+ VMSTATE_UINT32(itr, rc4030State),
+ VMSTATE_END_OF_LIST()
+ }
+};
- s->periodic_timer = qemu_new_timer(vm_clock, rc4030_periodic_timer, s);
- s->timer_irq = timer;
+typedef struct {
+ SysBusDevice busdev;
+ rc4030State rc4030;
+} SysBusRc4030State;
- qemu_register_reset(rc4030_reset, s);
- register_savevm(NULL, "rc4030", 0, 2, rc4030_save, rc4030_load, s);
+static void rc4030_sysbus_reset(DeviceState *d)
+{
+ rc4030State *s = &container_of(d, SysBusRc4030State, busdev.qdev)->rc4030;
rc4030_reset(s);
+}
+
+static int rc4030_sysbus_initfn(SysBusDevice *dev)
+{
+ rc4030State *s = &FROM_SYSBUS(SysBusRc4030State, dev)->rc4030;
+ int s_chipset;
+
+ rc4030_dmas = rc4030_allocate_dmas(s, 4);
+ rc4030_dma_opaque = s;
+
+ s->periodic_timer = qemu_new_timer(vm_clock, rc4030_periodic_timer, s);
+ sysbus_init_irq(dev, &s->timer_irq);
s_chipset = cpu_register_io_memory(rc4030_read, rc4030_write, s);
- cpu_register_physical_memory(0x80000000, 0x300, s_chipset);
+ sysbus_init_mmio(dev, 0x300, s_chipset);
- return s;
+ return 0;
}
+static SysBusDeviceInfo rc4030_sysbus_info = {
+ .qdev.name = "rc4030",
+ .qdev.size = sizeof(SysBusRc4030State),
+ .qdev.vmsd = &vmstate_rc4030,
+ .qdev.reset = rc4030_sysbus_reset,
+ .init = rc4030_sysbus_initfn,
+};
+
static int jazzio_post_load(void *opaque, int version_id)
{
JazzIoState *s = opaque;
@@ -878,6 +870,7 @@ static SysBusDeviceInfo jazzio_sysbus_info = {
static void jazz_register(void)
{
+ sysbus_register_withprop(&rc4030_sysbus_info);
sysbus_register_withprop(&jazzio_sysbus_info);
}
--
1.7.1.GIT
- Re: [Qemu-devel] [PATCH 3/8] [MIPS] qdev: convert jazz-led to sysbus device, (continued)
- [Qemu-devel] [PATCH 2/8] [MIPS] qdev: convert ds1225y nvram to sysbus device, Hervé Poussineau, 2010/09/08
- [Qemu-devel] [PATCH 4/8] [MIPS] qdev: Use qdev floppy disk controller in Jazz emulation, Hervé Poussineau, 2010/09/08
- [Qemu-devel] [PATCH 5/8] [MIPS] qdev: convert ISA VGA MM to sysbus device, Hervé Poussineau, 2010/09/08
- [Qemu-devel] [PATCH 6/8] [MIPS] qdev: convert g364fb to sysbus device, Hervé Poussineau, 2010/09/08
- [Qemu-devel] [PATCH 7/8] [MIPS] qdev: convert jazz irq controller to sysbus device, Hervé Poussineau, 2010/09/08
- [Qemu-devel] [PATCH 8/8] [MIPS] qdev: convert rc4030 to sysbus device,
Hervé Poussineau <=