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[Qemu-devel] [PATCH 01/14] ac97: convert PIO to new memory api read/writ
From: |
Alexander Graf |
Subject: |
[Qemu-devel] [PATCH 01/14] ac97: convert PIO to new memory api read/write |
Date: |
Mon, 8 Oct 2012 14:23:40 +0200 |
Signed-off-by: Alexander Graf <address@hidden>
---
hw/ac97.c | 109 +++++++++++++++++++++++++++++++++++++++++++++++++-----------
1 files changed, 89 insertions(+), 20 deletions(-)
diff --git a/hw/ac97.c b/hw/ac97.c
index 0f561fa..c1cc3dd 100644
--- a/hw/ac97.c
+++ b/hw/ac97.c
@@ -1226,32 +1226,101 @@ static const VMStateDescription vmstate_ac97 = {
}
};
-static const MemoryRegionPortio nam_portio[] = {
- { 0, 256 * 1, 1, .read = nam_readb, },
- { 0, 256 * 2, 2, .read = nam_readw, },
- { 0, 256 * 4, 4, .read = nam_readl, },
- { 0, 256 * 1, 1, .write = nam_writeb, },
- { 0, 256 * 2, 2, .write = nam_writew, },
- { 0, 256 * 4, 4, .write = nam_writel, },
- PORTIO_END_OF_LIST (),
-};
+static uint64_t nam_read(void *opaque, target_phys_addr_t addr, unsigned size)
+{
+ if ((addr / size) > 256) {
+ return -1;
+ }
+
+ switch (size) {
+ case 1:
+ return nam_readb(opaque, addr);
+ case 2:
+ return nam_readw(opaque, addr);
+ case 4:
+ return nam_readl(opaque, addr);
+ default:
+ return -1;
+ }
+}
+
+static void nam_write(void *opaque, target_phys_addr_t addr, uint64_t val,
+ unsigned size)
+{
+ if ((addr / size) > 256) {
+ return;
+ }
+
+ switch (size) {
+ case 1:
+ nam_writeb(opaque, addr, val);
+ break;
+ case 2:
+ nam_writew(opaque, addr, val);
+ break;
+ case 4:
+ nam_writel(opaque, addr, val);
+ break;
+ }
+}
static const MemoryRegionOps ac97_io_nam_ops = {
- .old_portio = nam_portio,
+ .read = nam_read,
+ .write = nam_write,
+ .impl = {
+ .min_access_size = 1,
+ .max_access_size = 4,
+ },
+ .endianness = DEVICE_LITTLE_ENDIAN,
};
-static const MemoryRegionPortio nabm_portio[] = {
- { 0, 64 * 1, 1, .read = nabm_readb, },
- { 0, 64 * 2, 2, .read = nabm_readw, },
- { 0, 64 * 4, 4, .read = nabm_readl, },
- { 0, 64 * 1, 1, .write = nabm_writeb, },
- { 0, 64 * 2, 2, .write = nabm_writew, },
- { 0, 64 * 4, 4, .write = nabm_writel, },
- PORTIO_END_OF_LIST ()
-};
+static uint64_t nabm_read(void *opaque, target_phys_addr_t addr, unsigned size)
+{
+ if ((addr / size) > 64) {
+ return -1;
+ }
+
+ switch (size) {
+ case 1:
+ return nabm_readb(opaque, addr);
+ case 2:
+ return nabm_readw(opaque, addr);
+ case 4:
+ return nabm_readl(opaque, addr);
+ default:
+ return -1;
+ }
+}
+
+static void nabm_write(void *opaque, target_phys_addr_t addr, uint64_t val,
+ unsigned size)
+{
+ if ((addr / size) > 64) {
+ return;
+ }
+
+ switch (size) {
+ case 1:
+ nabm_writeb(opaque, addr, val);
+ break;
+ case 2:
+ nabm_writew(opaque, addr, val);
+ break;
+ case 4:
+ nabm_writel(opaque, addr, val);
+ break;
+ }
+}
+
static const MemoryRegionOps ac97_io_nabm_ops = {
- .old_portio = nabm_portio,
+ .read = nabm_read,
+ .write = nabm_write,
+ .impl = {
+ .min_access_size = 1,
+ .max_access_size = 4,
+ },
+ .endianness = DEVICE_LITTLE_ENDIAN,
};
static void ac97_on_reset (void *opaque)
--
1.6.0.2
- [Qemu-devel] [PATCH 00/14] Remove old_portio users for memory region PIO mapping, Alexander Graf, 2012/10/08
- [Qemu-devel] [PATCH 05/14] m48t59: convert PIO to new memory api read/write, Alexander Graf, 2012/10/08
- [Qemu-devel] [PATCH 06/14] mc146818rtc: convert PIO to new memory api read/write, Alexander Graf, 2012/10/08
- [Qemu-devel] [PATCH 04/14] i8254: convert PIO to new memory api read/write, Alexander Graf, 2012/10/08
- [Qemu-devel] [PATCH 02/14] virtio-pci: convert PIO to new memory api read/write, Alexander Graf, 2012/10/08
- [Qemu-devel] [PATCH 08/14] pckbd: convert PIO to new memory api read/write, Alexander Graf, 2012/10/08
- [Qemu-devel] [PATCH 09/14] rtl8139: convert PIO to new memory api read/write, Alexander Graf, 2012/10/08
- [Qemu-devel] [PATCH 01/14] ac97: convert PIO to new memory api read/write,
Alexander Graf <=
- [Qemu-devel] [PATCH 14/14] PPC: pseries: Remove hack for PIO window, Alexander Graf, 2012/10/08
- [Qemu-devel] [PATCH 03/14] es1370: convert PIO to new memory api read/write, Alexander Graf, 2012/10/08
- [Qemu-devel] [PATCH 07/14] pc port92: convert PIO to new memory api read/write, Alexander Graf, 2012/10/08
- [Qemu-devel] [PATCH 10/14] serial: convert PIO to new memory api read/write, Alexander Graf, 2012/10/08
- [Qemu-devel] [PATCH 11/14] vmport: convert PIO to new memory api read/write, Alexander Graf, 2012/10/08
- [Qemu-devel] [PATCH 12/14] xen_platform: convert PIO to new memory api read/write, Alexander Graf, 2012/10/08
- [Qemu-devel] [PATCH 13/14] PPC: e500: Map PIO space into core memory region, Alexander Graf, 2012/10/08