xemu/hw/ppc.h
pbrook 87ecb68bdf Break up vl.h.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3674 c046a42c-6fe2-441c-8c8c-71466251a162
2007-11-17 17:14:51 +00:00

32 lines
1.2 KiB
C

/* PowerPC hardware exceptions management helpers */
typedef void (*clk_setup_cb)(void *opaque, uint32_t freq);
typedef struct clk_setup_t clk_setup_t;
struct clk_setup_t {
clk_setup_cb cb;
void *opaque;
};
static inline void clk_setup (clk_setup_t *clk, uint32_t freq)
{
if (clk->cb != NULL)
(*clk->cb)(clk->opaque, freq);
}
clk_setup_cb cpu_ppc_tb_init (CPUState *env, uint32_t freq);
/* Embedded PowerPC DCR management */
typedef target_ulong (*dcr_read_cb)(void *opaque, int dcrn);
typedef void (*dcr_write_cb)(void *opaque, int dcrn, target_ulong val);
int ppc_dcr_init (CPUState *env, int (*dcr_read_error)(int dcrn),
int (*dcr_write_error)(int dcrn));
int ppc_dcr_register (CPUState *env, int dcrn, void *opaque,
dcr_read_cb drc_read, dcr_write_cb dcr_write);
clk_setup_cb ppc_emb_timers_init (CPUState *env, uint32_t freq);
/* Embedded PowerPC reset */
void ppc40x_core_reset (CPUState *env);
void ppc40x_chip_reset (CPUState *env);
void ppc40x_system_reset (CPUState *env);
void PREP_debug_write (void *opaque, uint32_t addr, uint32_t val);
extern CPUWriteMemoryFunc *PPC_io_write[];
extern CPUReadMemoryFunc *PPC_io_read[];
void PPC_debug_write (void *opaque, uint32_t addr, uint32_t val);