armv7m: Rename nvic_state to NVICState

Rename the nvic_state struct to NVICState, to match
our naming conventions.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
This commit is contained in:
Peter Maydell 2017-02-28 12:08:16 +00:00
parent c98c9eba88
commit f797c07507

View file

@ -21,7 +21,7 @@
#include "gic_internal.h" #include "gic_internal.h"
#include "qemu/log.h" #include "qemu/log.h"
typedef struct { typedef struct NVICState {
GICState gic; GICState gic;
ARMCPU *cpu; ARMCPU *cpu;
struct { struct {
@ -35,7 +35,7 @@ typedef struct {
MemoryRegion container; MemoryRegion container;
uint32_t num_irq; uint32_t num_irq;
qemu_irq sysresetreq; qemu_irq sysresetreq;
} nvic_state; } NVICState;
#define TYPE_NVIC "armv7m_nvic" #define TYPE_NVIC "armv7m_nvic"
/** /**
@ -57,7 +57,7 @@ typedef struct NVICClass {
#define NVIC_GET_CLASS(obj) \ #define NVIC_GET_CLASS(obj) \
OBJECT_GET_CLASS(NVICClass, (obj), TYPE_NVIC) OBJECT_GET_CLASS(NVICClass, (obj), TYPE_NVIC)
#define NVIC(obj) \ #define NVIC(obj) \
OBJECT_CHECK(nvic_state, (obj), TYPE_NVIC) OBJECT_CHECK(NVICState, (obj), TYPE_NVIC)
static const uint8_t nvic_id[] = { static const uint8_t nvic_id[] = {
0x00, 0xb0, 0x1b, 0x00, 0x0d, 0xe0, 0x05, 0xb1 0x00, 0xb0, 0x1b, 0x00, 0x0d, 0xe0, 0x05, 0xb1
@ -74,7 +74,7 @@ static const uint8_t nvic_id[] = {
int system_clock_scale; int system_clock_scale;
/* Conversion factor from qemu timer to SysTick frequencies. */ /* Conversion factor from qemu timer to SysTick frequencies. */
static inline int64_t systick_scale(nvic_state *s) static inline int64_t systick_scale(NVICState *s)
{ {
if (s->systick.control & SYSTICK_CLKSOURCE) if (s->systick.control & SYSTICK_CLKSOURCE)
return system_clock_scale; return system_clock_scale;
@ -82,7 +82,7 @@ static inline int64_t systick_scale(nvic_state *s)
return 1000; return 1000;
} }
static void systick_reload(nvic_state *s, int reset) static void systick_reload(NVICState *s, int reset)
{ {
/* The Cortex-M3 Devices Generic User Guide says that "When the /* The Cortex-M3 Devices Generic User Guide says that "When the
* ENABLE bit is set to 1, the counter loads the RELOAD value from the * ENABLE bit is set to 1, the counter loads the RELOAD value from the
@ -101,7 +101,7 @@ static void systick_reload(nvic_state *s, int reset)
static void systick_timer_tick(void * opaque) static void systick_timer_tick(void * opaque)
{ {
nvic_state *s = (nvic_state *)opaque; NVICState *s = (NVICState *)opaque;
s->systick.control |= SYSTICK_COUNTFLAG; s->systick.control |= SYSTICK_COUNTFLAG;
if (s->systick.control & SYSTICK_TICKINT) { if (s->systick.control & SYSTICK_TICKINT) {
/* Trigger the interrupt. */ /* Trigger the interrupt. */
@ -114,7 +114,7 @@ static void systick_timer_tick(void * opaque)
} }
} }
static void systick_reset(nvic_state *s) static void systick_reset(NVICState *s)
{ {
s->systick.control = 0; s->systick.control = 0;
s->systick.reload = 0; s->systick.reload = 0;
@ -126,7 +126,7 @@ static void systick_reset(nvic_state *s)
IRQ is #16. The internal GIC routines use #32 as the first IRQ. */ IRQ is #16. The internal GIC routines use #32 as the first IRQ. */
void armv7m_nvic_set_pending(void *opaque, int irq) void armv7m_nvic_set_pending(void *opaque, int irq)
{ {
nvic_state *s = (nvic_state *)opaque; NVICState *s = (NVICState *)opaque;
if (irq >= 16) if (irq >= 16)
irq += 16; irq += 16;
gic_set_pending_private(&s->gic, 0, irq); gic_set_pending_private(&s->gic, 0, irq);
@ -135,7 +135,7 @@ void armv7m_nvic_set_pending(void *opaque, int irq)
/* Make pending IRQ active. */ /* Make pending IRQ active. */
int armv7m_nvic_acknowledge_irq(void *opaque) int armv7m_nvic_acknowledge_irq(void *opaque)
{ {
nvic_state *s = (nvic_state *)opaque; NVICState *s = (NVICState *)opaque;
uint32_t irq; uint32_t irq;
irq = gic_acknowledge_irq(&s->gic, 0, MEMTXATTRS_UNSPECIFIED); irq = gic_acknowledge_irq(&s->gic, 0, MEMTXATTRS_UNSPECIFIED);
@ -148,13 +148,13 @@ int armv7m_nvic_acknowledge_irq(void *opaque)
void armv7m_nvic_complete_irq(void *opaque, int irq) void armv7m_nvic_complete_irq(void *opaque, int irq)
{ {
nvic_state *s = (nvic_state *)opaque; NVICState *s = (NVICState *)opaque;
if (irq >= 16) if (irq >= 16)
irq += 16; irq += 16;
gic_complete_irq(&s->gic, 0, irq, MEMTXATTRS_UNSPECIFIED); gic_complete_irq(&s->gic, 0, irq, MEMTXATTRS_UNSPECIFIED);
} }
static uint32_t nvic_readl(nvic_state *s, uint32_t offset) static uint32_t nvic_readl(NVICState *s, uint32_t offset)
{ {
ARMCPU *cpu = s->cpu; ARMCPU *cpu = s->cpu;
uint32_t val; uint32_t val;
@ -294,7 +294,7 @@ static uint32_t nvic_readl(nvic_state *s, uint32_t offset)
} }
} }
static void nvic_writel(nvic_state *s, uint32_t offset, uint32_t value) static void nvic_writel(NVICState *s, uint32_t offset, uint32_t value)
{ {
ARMCPU *cpu = s->cpu; ARMCPU *cpu = s->cpu;
uint32_t oldval; uint32_t oldval;
@ -425,7 +425,7 @@ static void nvic_writel(nvic_state *s, uint32_t offset, uint32_t value)
static uint64_t nvic_sysreg_read(void *opaque, hwaddr addr, static uint64_t nvic_sysreg_read(void *opaque, hwaddr addr,
unsigned size) unsigned size)
{ {
nvic_state *s = (nvic_state *)opaque; NVICState *s = (NVICState *)opaque;
uint32_t offset = addr; uint32_t offset = addr;
int i; int i;
uint32_t val; uint32_t val;
@ -454,7 +454,7 @@ static uint64_t nvic_sysreg_read(void *opaque, hwaddr addr,
static void nvic_sysreg_write(void *opaque, hwaddr addr, static void nvic_sysreg_write(void *opaque, hwaddr addr,
uint64_t value, unsigned size) uint64_t value, unsigned size)
{ {
nvic_state *s = (nvic_state *)opaque; NVICState *s = (NVICState *)opaque;
uint32_t offset = addr; uint32_t offset = addr;
int i; int i;
@ -486,17 +486,17 @@ static const VMStateDescription vmstate_nvic = {
.version_id = 1, .version_id = 1,
.minimum_version_id = 1, .minimum_version_id = 1,
.fields = (VMStateField[]) { .fields = (VMStateField[]) {
VMSTATE_UINT32(systick.control, nvic_state), VMSTATE_UINT32(systick.control, NVICState),
VMSTATE_UINT32(systick.reload, nvic_state), VMSTATE_UINT32(systick.reload, NVICState),
VMSTATE_INT64(systick.tick, nvic_state), VMSTATE_INT64(systick.tick, NVICState),
VMSTATE_TIMER_PTR(systick.timer, nvic_state), VMSTATE_TIMER_PTR(systick.timer, NVICState),
VMSTATE_END_OF_LIST() VMSTATE_END_OF_LIST()
} }
}; };
static void armv7m_nvic_reset(DeviceState *dev) static void armv7m_nvic_reset(DeviceState *dev)
{ {
nvic_state *s = NVIC(dev); NVICState *s = NVIC(dev);
NVICClass *nc = NVIC_GET_CLASS(s); NVICClass *nc = NVIC_GET_CLASS(s);
nc->parent_reset(dev); nc->parent_reset(dev);
/* Common GIC reset resets to disabled; the NVIC doesn't have /* Common GIC reset resets to disabled; the NVIC doesn't have
@ -513,7 +513,7 @@ static void armv7m_nvic_reset(DeviceState *dev)
static void armv7m_nvic_realize(DeviceState *dev, Error **errp) static void armv7m_nvic_realize(DeviceState *dev, Error **errp)
{ {
nvic_state *s = NVIC(dev); NVICState *s = NVIC(dev);
NVICClass *nc = NVIC_GET_CLASS(s); NVICClass *nc = NVIC_GET_CLASS(s);
Error *local_err = NULL; Error *local_err = NULL;
@ -569,7 +569,7 @@ static void armv7m_nvic_instance_init(Object *obj)
*/ */
GICState *s = ARM_GIC_COMMON(obj); GICState *s = ARM_GIC_COMMON(obj);
DeviceState *dev = DEVICE(obj); DeviceState *dev = DEVICE(obj);
nvic_state *nvic = NVIC(obj); NVICState *nvic = NVIC(obj);
/* The ARM v7m may have anything from 0 to 496 external interrupt /* The ARM v7m may have anything from 0 to 496 external interrupt
* IRQ lines. We default to 64. Other boards may differ and should * IRQ lines. We default to 64. Other boards may differ and should
* set the num-irq property appropriately. * set the num-irq property appropriately.
@ -594,7 +594,7 @@ static const TypeInfo armv7m_nvic_info = {
.name = TYPE_NVIC, .name = TYPE_NVIC,
.parent = TYPE_ARM_GIC_COMMON, .parent = TYPE_ARM_GIC_COMMON,
.instance_init = armv7m_nvic_instance_init, .instance_init = armv7m_nvic_instance_init,
.instance_size = sizeof(nvic_state), .instance_size = sizeof(NVICState),
.class_init = armv7m_nvic_class_init, .class_init = armv7m_nvic_class_init,
.class_size = sizeof(NVICClass), .class_size = sizeof(NVICClass),
}; };