From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([140.186.70.92]:45006) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1QrTjy-0006yS-U5 for qemu-devel@nongnu.org; Thu, 11 Aug 2011 07:48:03 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1QrTju-0007UM-Nz for qemu-devel@nongnu.org; Thu, 11 Aug 2011 07:47:58 -0400 Received: from mail-fx0-f45.google.com ([209.85.161.45]:51798) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1QrTju-0007T2-HK for qemu-devel@nongnu.org; Thu, 11 Aug 2011 07:47:54 -0400 Received: by mail-fx0-f45.google.com with SMTP id b27so1841923fxb.4 for ; Thu, 11 Aug 2011 04:47:54 -0700 (PDT) From: "Edgar E. Iglesias" Date: Thu, 11 Aug 2011 13:47:45 +0200 Message-Id: <1313063268-4208-2-git-send-email-edgar.iglesias@gmail.com> In-Reply-To: <1313063268-4208-1-git-send-email-edgar.iglesias@gmail.com> References: <1313063268-4208-1-git-send-email-edgar.iglesias@gmail.com> Subject: [Qemu-devel] [PATCH 2/5] etrax-ser: Convert to MemoryRegion List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel@nongnu.org Cc: "Edgar E. Iglesias" , avi@redhat.com, edgar@axis.com From: "Edgar E. Iglesias" Signed-off-by: Edgar E. Iglesias --- hw/etraxfs_ser.c | 33 ++++++++++++++++++--------------- 1 files changed, 18 insertions(+), 15 deletions(-) diff --git a/hw/etraxfs_ser.c b/hw/etraxfs_ser.c index 28b86ea..f862231 100644 --- a/hw/etraxfs_ser.c +++ b/hw/etraxfs_ser.c @@ -47,6 +47,7 @@ struct etrax_serial { SysBusDevice busdev; + MemoryRegion mmio; CharDriverState *chr; qemu_irq irq; @@ -73,7 +74,8 @@ static void ser_update_irq(struct etrax_serial *s) qemu_set_irq(s->irq, !!s->regs[R_MASKED_INTR]); } -static uint32_t ser_readl (void *opaque, target_phys_addr_t addr) +static uint64_t +ser_read(void *opaque, target_phys_addr_t addr, unsigned int size) { struct etrax_serial *s = opaque; D(CPUState *env = s->env); @@ -108,10 +110,12 @@ static uint32_t ser_readl (void *opaque, target_phys_addr_t addr) } static void -ser_writel (void *opaque, target_phys_addr_t addr, uint32_t value) +ser_write(void *opaque, target_phys_addr_t addr, + uint64_t val64, unsigned int size) { struct etrax_serial *s = opaque; - unsigned char ch = value; + uint32_t value = val64; + unsigned char ch = val64; D(CPUState *env = s->env); D(qemu_log("%s " TARGET_FMT_plx "=%x\n", __func__, addr, value)); @@ -142,14 +146,14 @@ ser_writel (void *opaque, target_phys_addr_t addr, uint32_t value) ser_update_irq(s); } -static CPUReadMemoryFunc * const ser_read[] = { - NULL, NULL, - &ser_readl, -}; - -static CPUWriteMemoryFunc * const ser_write[] = { - NULL, NULL, - &ser_writel, +static const MemoryRegionOps ser_ops = { + .read = ser_read, + .write = ser_write, + .endianness = DEVICE_NATIVE_ENDIAN, + .valid = { + .min_access_size = 4, + .max_access_size = 4 + } }; static void serial_receive(void *opaque, const uint8_t *buf, int size) @@ -207,12 +211,11 @@ static void etraxfs_ser_reset(DeviceState *d) static int etraxfs_ser_init(SysBusDevice *dev) { struct etrax_serial *s = FROM_SYSBUS(typeof (*s), dev); - int ser_regs; sysbus_init_irq(dev, &s->irq); - ser_regs = cpu_register_io_memory(ser_read, ser_write, s, - DEVICE_NATIVE_ENDIAN); - sysbus_init_mmio(dev, R_MAX * 4, ser_regs); + memory_region_init_io(&s->mmio, &ser_ops, s, "etraxfs-serial", R_MAX * 4); + sysbus_init_mmio_region(dev, &s->mmio); + s->chr = qdev_init_chardev(&dev->qdev); if (s->chr) qemu_chr_add_handlers(s->chr, -- 1.7.5.4