diff options
Diffstat (limited to 'hw/omap2.c')
-rw-r--r-- | hw/omap2.c | 72 |
1 files changed, 2 insertions, 70 deletions
diff --git a/hw/omap2.c b/hw/omap2.c index 5ad5a98070..bbf8c12988 100644 --- a/hw/omap2.c +++ b/hw/omap2.c @@ -29,74 +29,6 @@ #include "soc_dma.h" #include "audio/audio.h" -/* 32-kHz Sync Timer of the OMAP2 */ -static uint32_t omap_synctimer_read(struct omap_synctimer_s *s) { - return muldiv64(qemu_get_clock(vm_clock), 0x8000, get_ticks_per_sec()); -} - -static void omap_synctimer_reset(struct omap_synctimer_s *s) -{ - s->val = omap_synctimer_read(s); -} - -static uint32_t omap_synctimer_readw(void *opaque, target_phys_addr_t addr) -{ - struct omap_synctimer_s *s = (struct omap_synctimer_s *) opaque; - - switch (addr) { - case 0x00: /* 32KSYNCNT_REV */ - return 0x21; - - case 0x10: /* CR */ - return omap_synctimer_read(s) - s->val; - } - - OMAP_BAD_REG(addr); - return 0; -} - -static uint32_t omap_synctimer_readh(void *opaque, target_phys_addr_t addr) -{ - struct omap_synctimer_s *s = (struct omap_synctimer_s *) opaque; - uint32_t ret; - - if (addr & 2) - return s->readh; - else { - ret = omap_synctimer_readw(opaque, addr); - s->readh = ret >> 16; - return ret & 0xffff; - } -} - -static CPUReadMemoryFunc * const omap_synctimer_readfn[] = { - omap_badwidth_read32, - omap_synctimer_readh, - omap_synctimer_readw, -}; - -static void omap_synctimer_write(void *opaque, target_phys_addr_t addr, - uint32_t value) -{ - OMAP_BAD_REG(addr); -} - -static CPUWriteMemoryFunc * const omap_synctimer_writefn[] = { - omap_badwidth_write32, - omap_synctimer_write, - omap_synctimer_write, -}; - -void omap_synctimer_init(struct omap_target_agent_s *ta, - struct omap_mpu_state_s *mpu, omap_clk fclk, omap_clk iclk) -{ - struct omap_synctimer_s *s = &mpu->synctimer; - - omap_synctimer_reset(s); - omap_l4_attach(ta, 0, l4_register_io_memory( - omap_synctimer_readfn, omap_synctimer_writefn, s)); -} - /* Multichannel SPI */ struct omap_mcspi_s { qemu_irq irq; @@ -3473,7 +3405,7 @@ static void omap2_mpu_reset(void *opaque) omap_gp_timer_reset(mpu->gptimer[9]); omap_gp_timer_reset(mpu->gptimer[10]); omap_gp_timer_reset(mpu->gptimer[11]); - omap_synctimer_reset(&mpu->synctimer); + omap_synctimer_reset(mpu->synctimer); omap_sdrc_reset(mpu->sdrc); omap_gpmc_reset(mpu->gpmc); omap_dss_reset(mpu->dss); @@ -3634,7 +3566,7 @@ struct omap_mpu_state_s *omap2420_mpu_init(unsigned long sdram_size, omap_tap_init(omap_l4ta(s->l4, 2), s); - omap_synctimer_init(omap_l4tao(s->l4, 2), s, + s->synctimer = omap_synctimer_init(omap_l4tao(s->l4, 2), s, omap_findclk(s, "clk32-kHz"), omap_findclk(s, "core_l4_iclk")); |