diff options
author | Paolo Bonzini <pbonzini@redhat.com> | 2013-02-05 14:38:25 +0100 |
---|---|---|
committer | Paolo Bonzini <pbonzini@redhat.com> | 2013-04-08 18:13:14 +0200 |
commit | 3bd884511f8dc44a01e32878b2972443a16db70d (patch) | |
tree | 97bf4af7947076a7e23f905a370a157e422fd967 /hw/omap_synctimer.c | |
parent | 47934d0aadc075b05ce2d9e8a44fa6a46edd1afa (diff) | |
download | qemu-3bd884511f8dc44a01e32878b2972443a16db70d.zip qemu-3bd884511f8dc44a01e32878b2972443a16db70d.tar.gz qemu-3bd884511f8dc44a01e32878b2972443a16db70d.tar.bz2 |
hw: move timer devices to hw/timer/, configure with default-configs/
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'hw/omap_synctimer.c')
-rw-r--r-- | hw/omap_synctimer.c | 102 |
1 files changed, 0 insertions, 102 deletions
diff --git a/hw/omap_synctimer.c b/hw/omap_synctimer.c deleted file mode 100644 index a24f35c..0000000 --- a/hw/omap_synctimer.c +++ /dev/null @@ -1,102 +0,0 @@ -/* - * TI OMAP2 32kHz sync timer emulation. - * - * Copyright (C) 2007-2008 Nokia Corporation - * Written by Andrzej Zaborowski <andrew@openedhand.com> - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 or - * (at your option) any later version of the License. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License along - * with this program; if not, see <http://www.gnu.org/licenses/>. - */ -#include "hw/hw.h" -#include "qemu/timer.h" -#include "hw/arm/omap.h" -struct omap_synctimer_s { - MemoryRegion iomem; - uint32_t val; - uint16_t readh; -}; - -/* 32-kHz Sync Timer of the OMAP2 */ -static uint32_t omap_synctimer_read(struct omap_synctimer_s *s) { - return muldiv64(qemu_get_clock_ns(vm_clock), 0x8000, get_ticks_per_sec()); -} - -void omap_synctimer_reset(struct omap_synctimer_s *s) -{ - s->val = omap_synctimer_read(s); -} - -static uint32_t omap_synctimer_readw(void *opaque, hwaddr 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, hwaddr 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 void omap_synctimer_write(void *opaque, hwaddr addr, - uint32_t value) -{ - OMAP_BAD_REG(addr); -} - -static const MemoryRegionOps omap_synctimer_ops = { - .old_mmio = { - .read = { - omap_badwidth_read32, - omap_synctimer_readh, - omap_synctimer_readw, - }, - .write = { - omap_badwidth_write32, - omap_synctimer_write, - omap_synctimer_write, - }, - }, - .endianness = DEVICE_NATIVE_ENDIAN, -}; - -struct omap_synctimer_s *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 = g_malloc0(sizeof(*s)); - - omap_synctimer_reset(s); - memory_region_init_io(&s->iomem, &omap_synctimer_ops, s, "omap.synctimer", - omap_l4_region_size(ta, 0)); - omap_l4_attach(ta, 0, &s->iomem); - - return s; -} |