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hpet: Coding style cleanups and some refactorings

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This moves the private HPET structures into the C module, simplifies
some helper functions and fixes most coding style issues (biggest chunk
was improper switch-case indention). No functional changes.

Signed-off-by: Jan Kiszka <jan.kiszka@siemens.com>
Reviewed-by: Juan Quintela <quintela@redhat.com>
Signed-off-by: Blue Swirl <blauwirbel@gmail.com>
This commit is contained in:
Jan Kiszka 2010-06-13 14:15:35 +02:00 • committed by Blue Swirl
parent 6982d6647e
commit 27bb0b2d6f
2 changed files with 226 additions and 218 deletions
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31
hw/hpet_emul.h
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@ -18,7 +18,6 @@
#define FS_PER_NS 1000000
#define HPET_NUM_TIMERS 3
#define HPET_TIMER_TYPE_LEVEL 0x002
#define HPET_CFG_ENABLE 0x001
#define HPET_CFG_LEGACY 0x002
@ -33,7 +32,7 @@
#define HPET_TN_ROUTE 0x010
#define HPET_CFG_WRITE_MASK 0x3
#define HPET_TN_TYPE_LEVEL 0x002
#define HPET_TN_ENABLE 0x004
#define HPET_TN_PERIODIC 0x008
#define HPET_TN_PERIODIC_CAP 0x010
@ -46,34 +45,6 @@
#define HPET_TN_INT_ROUTE_CAP_SHIFT 32
#define HPET_TN_CFG_BITS_READONLY_OR_RESERVED 0xffff80b1U
struct HPETState;
typedef struct HPETTimer { /* timers */
uint8_t tn; /*timer number*/
QEMUTimer *qemu_timer;
struct HPETState *state;
/* Memory-mapped, software visible timer registers */
uint64_t config; /* configuration/cap */
uint64_t cmp; /* comparator */
uint64_t fsb; /* FSB route, not supported now */
/* Hidden register state */
uint64_t period; /* Last value written to comparator */
uint8_t wrap_flag; /* timer pop will indicate wrap for one-shot 32-bit
* mode. Next pop will be actual timer expiration.
*/
} HPETTimer;
typedef struct HPETState {
uint64_t hpet_offset;
qemu_irq *irqs;
HPETTimer timer[HPET_NUM_TIMERS];
/* Memory-mapped, software visible registers */
uint64_t capability; /* capabilities */
uint64_t config; /* configuration */
uint64_t isr; /* interrupt status reg */
uint64_t hpet_counter; /* main counter */
} HPETState;
#if defined TARGET_I386
extern uint32_t hpet_in_legacy_mode(void);
extern void hpet_init(qemu_irq *irq);