From: <tony.nguyen@bt.com>
To: <qemu-devel@nongnu.org>
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Subject: [Qemu-devel] [PATCH v7 09/42] exec: Access MemoryRegion with MemOp
Date: Fri, 16 Aug 2019 07:29:51 +0000 [thread overview]
Message-ID: <1565940590840.53573@bt.com> (raw)
In-Reply-To: <43bc5e07ac614d0e8e740bf6007ff77b@tpw09926dag18e.domain1.systemhost.net>
The memory_region_dispatch_{read|write} operand "unsigned size" is
being converted into a "MemOp op".
Convert interfaces by using no-op size_memop.
After all interfaces are converted, size_memop will be implemented
and the memory_region_dispatch_{read|write} operand "unsigned size"
will be converted into a "MemOp op".
As size_memop is a no-op, this patch does not change any behaviour.
Signed-off-by: Tony Nguyen <tony.nguyen@bt.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
---
exec.c | 6 ++++--
memory_ldst.inc.c | 18 +++++++++---------
2 files changed, 13 insertions(+), 11 deletions(-)
diff --git a/exec.c b/exec.c
index 3e78de3..9f69197 100644
--- a/exec.c
+++ b/exec.c
@@ -3334,7 +3334,8 @@ static MemTxResult flatview_write_continue(FlatView *fv, hwaddr addr,
/* XXX: could force current_cpu to NULL to avoid
potential bugs */
val = ldn_p(buf, l);
- result |= memory_region_dispatch_write(mr, addr1, val, l, attrs);
+ result |= memory_region_dispatch_write(mr, addr1, val,
+ size_memop(l), attrs);
} else {
/* RAM case */
ptr = qemu_ram_ptr_length(mr->ram_block, addr1, &l, false);
@@ -3395,7 +3396,8 @@ MemTxResult flatview_read_continue(FlatView *fv, hwaddr addr,
/* I/O case */
release_lock |= prepare_mmio_access(mr);
l = memory_access_size(mr, l, addr1);
- result |= memory_region_dispatch_read(mr, addr1, &val, l, attrs);
+ result |= memory_region_dispatch_read(mr, addr1, &val,
+ size_memop(l), attrs);
stn_p(buf, l, val);
} else {
/* RAM case */
diff --git a/memory_ldst.inc.c b/memory_ldst.inc.c
index acf865b..1e8a2fc 100644
--- a/memory_ldst.inc.c
+++ b/memory_ldst.inc.c
@@ -38,7 +38,7 @@ static inline uint32_t glue(address_space_ldl_internal, SUFFIX)(ARG1_DECL,
release_lock |= prepare_mmio_access(mr);
/* I/O case */
- r = memory_region_dispatch_read(mr, addr1, &val, 4, attrs);
+ r = memory_region_dispatch_read(mr, addr1, &val, size_memop(4), attrs);
#if defined(TARGET_WORDS_BIGENDIAN)
if (endian == DEVICE_LITTLE_ENDIAN) {
val = bswap32(val);
@@ -114,7 +114,7 @@ static inline uint64_t glue(address_space_ldq_internal, SUFFIX)(ARG1_DECL,
release_lock |= prepare_mmio_access(mr);
/* I/O case */
- r = memory_region_dispatch_read(mr, addr1, &val, 8, attrs);
+ r = memory_region_dispatch_read(mr, addr1, &val, size_memop(8), attrs);
#if defined(TARGET_WORDS_BIGENDIAN)
if (endian == DEVICE_LITTLE_ENDIAN) {
val = bswap64(val);
@@ -188,7 +188,7 @@ uint32_t glue(address_space_ldub, SUFFIX)(ARG1_DECL,
release_lock |= prepare_mmio_access(mr);
/* I/O case */
- r = memory_region_dispatch_read(mr, addr1, &val, 1, attrs);
+ r = memory_region_dispatch_read(mr, addr1, &val, size_memop(1), attrs);
} else {
/* RAM case */
ptr = qemu_map_ram_ptr(mr->ram_block, addr1);
@@ -224,7 +224,7 @@ static inline uint32_t glue(address_space_lduw_internal, SUFFIX)(ARG1_DECL,
release_lock |= prepare_mmio_access(mr);
/* I/O case */
- r = memory_region_dispatch_read(mr, addr1, &val, 2, attrs);
+ r = memory_region_dispatch_read(mr, addr1, &val, size_memop(2), attrs);
#if defined(TARGET_WORDS_BIGENDIAN)
if (endian == DEVICE_LITTLE_ENDIAN) {
val = bswap16(val);
@@ -300,7 +300,7 @@ void glue(address_space_stl_notdirty, SUFFIX)(ARG1_DECL,
if (l < 4 || !memory_access_is_direct(mr, true)) {
release_lock |= prepare_mmio_access(mr);
- r = memory_region_dispatch_write(mr, addr1, val, 4, attrs);
+ r = memory_region_dispatch_write(mr, addr1, val, size_memop(4), attrs);
} else {
ptr = qemu_map_ram_ptr(mr->ram_block, addr1);
stl_p(ptr, val);
@@ -346,7 +346,7 @@ static inline void glue(address_space_stl_internal, SUFFIX)(ARG1_DECL,
val = bswap32(val);
}
#endif
- r = memory_region_dispatch_write(mr, addr1, val, 4, attrs);
+ r = memory_region_dispatch_write(mr, addr1, val, size_memop(4), attrs);
} else {
/* RAM case */
ptr = qemu_map_ram_ptr(mr->ram_block, addr1);
@@ -408,7 +408,7 @@ void glue(address_space_stb, SUFFIX)(ARG1_DECL,
mr = TRANSLATE(addr, &addr1, &l, true, attrs);
if (!memory_access_is_direct(mr, true)) {
release_lock |= prepare_mmio_access(mr);
- r = memory_region_dispatch_write(mr, addr1, val, 1, attrs);
+ r = memory_region_dispatch_write(mr, addr1, val, size_memop(1), attrs);
} else {
/* RAM case */
ptr = qemu_map_ram_ptr(mr->ram_block, addr1);
@@ -451,7 +451,7 @@ static inline void glue(address_space_stw_internal, SUFFIX)(ARG1_DECL,
val = bswap16(val);
}
#endif
- r = memory_region_dispatch_write(mr, addr1, val, 2, attrs);
+ r = memory_region_dispatch_write(mr, addr1, val, size_memop(2), attrs);
} else {
/* RAM case */
ptr = qemu_map_ram_ptr(mr->ram_block, addr1);
@@ -524,7 +524,7 @@ static void glue(address_space_stq_internal, SUFFIX)(ARG1_DECL,
val = bswap64(val);
}
#endif
- r = memory_region_dispatch_write(mr, addr1, val, 8, attrs);
+ r = memory_region_dispatch_write(mr, addr1, val, size_memop(8), attrs);
} else {
/* RAM case */
ptr = qemu_map_ram_ptr(mr->ram_block, addr1);
--
1.8.3.1
?
next prev parent reply other threads:[~2019-08-16 7:34 UTC|newest]
Thread overview: 63+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-08-16 6:28 [Qemu-devel] [PATCH v7 00/42] Invert Endian bit in SPARCv9 MMU TTE tony.nguyen
2019-08-16 7:08 ` [Qemu-devel] [PATCH v7 01/42] configure: Define TARGET_ALIGNED_ONLY tony.nguyen
2019-08-16 7:26 ` [Qemu-devel] [PATCH v7 02/42] tcg: TCGMemOp is now accelerator independent MemOp tony.nguyen
2019-08-16 7:27 ` [Qemu-devel] [PATCH v7 03/42] memory: Introduce size_memop tony.nguyen
2019-08-16 7:27 ` [Qemu-devel] [PATCH v7 04/42] target/mips: Access MemoryRegion with MemOp tony.nguyen
2019-08-16 7:28 ` [Qemu-devel] [PATCH v7 05/42] hw/s390x: " tony.nguyen
2019-08-16 7:28 ` [Qemu-devel] [PATCH v7 06/42] hw/intc/armv7m_nic: " tony.nguyen
2019-08-16 7:28 ` [Qemu-devel] [PATCH v7 07/42] hw/virtio: " tony.nguyen
2019-08-16 7:29 ` [Qemu-devel] [PATCH v7 08/42] hw/vfio: " tony.nguyen
2019-08-16 7:29 ` tony.nguyen [this message]
2019-08-16 7:30 ` [Qemu-devel] [PATCH v7 10/42] cputlb: " tony.nguyen
2019-08-16 7:30 ` [Qemu-devel] [PATCH v7 11/42] memory: " tony.nguyen
2019-08-18 21:44 ` Philippe Mathieu-Daudé
2019-08-16 7:30 ` [Qemu-devel] [PATCH v7 12/42] hw/s390x: Hard code size with MO_{8|16|32|64} tony.nguyen
2019-08-16 7:31 ` [Qemu-devel] [PATCH v7 13/42] target/mips: " tony.nguyen
2019-08-16 7:31 ` [Qemu-devel] [PATCH v7 14/42] exec: " tony.nguyen
2019-08-16 7:31 ` [Qemu-devel] [PATCH v7 15/42] hw/audio: Declare device little or big endian tony.nguyen
2019-08-16 7:32 ` [Qemu-devel] [PATCH v7 16/42] hw/block: " tony.nguyen
2019-08-16 7:32 ` [Qemu-devel] [PATCH v7 17/42] hw/char: " tony.nguyen
2019-08-16 7:32 ` [Qemu-devel] [PATCH v7 18/42] hw/display: " tony.nguyen
2019-08-16 7:33 ` [Qemu-devel] [PATCH v7 19/42] hw/dma: " tony.nguyen
2019-08-16 7:33 ` [Qemu-devel] [PATCH v7 20/42] hw/gpio: " tony.nguyen
2019-08-16 7:33 ` [Qemu-devel] [PATCH v7 21/42] hw/i2c: " tony.nguyen
2019-08-16 7:33 ` [Qemu-devel] [PATCH v7 22/42] hw/input: " tony.nguyen
2019-08-16 7:34 ` [Qemu-devel] [PATCH v7 23/42] hw/intc: " tony.nguyen
2019-08-16 7:34 ` [Qemu-devel] [PATCH v7 24/42] hw/isa: " tony.nguyen
2019-08-16 10:01 ` Philippe Mathieu-Daudé
2019-08-16 7:34 ` [Qemu-devel] [PATCH v7 25/42] hw/misc: " tony.nguyen
2019-08-16 10:04 ` Philippe Mathieu-Daudé
2019-08-19 18:26 ` Paolo Bonzini
2019-08-16 7:35 ` [Qemu-devel] [PATCH v7 26/42] hw/net: " tony.nguyen
2019-08-16 7:35 ` [Qemu-devel] [PATCH v7 27/42] hw/pci-host: " tony.nguyen
2019-08-16 10:06 ` Philippe Mathieu-Daudé
2019-08-16 7:35 ` [Qemu-devel] [PATCH v7 28/42] hw/sd: " tony.nguyen
2019-08-16 7:35 ` [Qemu-devel] [PATCH v7 29/42] hw/ssi: " tony.nguyen
2019-08-16 7:36 ` [Qemu-devel] [PATCH v7 30/42] hw/timer: " tony.nguyen
2019-08-16 7:36 ` [Qemu-devel] [PATCH v7 31/42] build: Correct non-common common-obj-* to obj-* tony.nguyen
2019-08-16 7:36 ` [Qemu-devel] [PATCH v7 32/42] exec: Map device_endian onto MemOp tony.nguyen
2019-08-16 7:37 ` [Qemu-devel] [PATCH v7 33/42] exec: Replace device_endian with MemOp tony.nguyen
2019-08-16 10:12 ` [Qemu-devel] [qemu-s390x] " Thomas Huth
2019-08-19 18:28 ` Paolo Bonzini
2019-08-19 18:29 ` Paolo Bonzini
2019-08-19 21:01 ` Richard Henderson
2019-08-20 3:11 ` Edgar E. Iglesias
2019-08-16 7:37 ` [Qemu-devel] [PATCH v7 34/42] exec: Delete device_endian tony.nguyen
2019-08-16 7:37 ` [Qemu-devel] [PATCH v7 35/42] exec: Delete DEVICE_HOST_ENDIAN tony.nguyen
2019-08-16 7:38 ` [Qemu-devel] [PATCH v7 36/42] memory: Access MemoryRegion with endianness tony.nguyen
2019-08-18 12:22 ` Richard Henderson
2019-08-16 7:38 ` [Qemu-devel] [PATCH v7 37/42] cputlb: Replace size and endian operands for MemOp tony.nguyen
2019-08-18 12:37 ` Richard Henderson
2019-08-16 7:38 ` [Qemu-devel] [PATCH v7 38/42] memory: Single byte swap along the I/O path tony.nguyen
2019-08-18 12:46 ` Richard Henderson
2019-08-16 7:39 ` [Qemu-devel] [PATCH v7 39/42] cpu: TLB_FLAGS_MASK bit to force memory slow path tony.nguyen
2019-08-16 7:39 ` [Qemu-devel] [PATCH v7 40/42] cputlb: Byte swap memory transaction attribute tony.nguyen
2019-08-16 7:39 ` [Qemu-devel] [PATCH v7 41/42] target/sparc: Add TLB entry with attributes tony.nguyen
2019-08-16 7:39 ` [Qemu-devel] [PATCH v7 42/42] target/sparc: sun4u Invert Endian TTE bit tony.nguyen
2019-08-16 8:03 ` [Qemu-devel] [PATCH v7 33/42] exec: Replace device_endian with MemOp tony.nguyen
2019-08-16 9:33 ` tony.nguyen
2019-08-16 9:58 ` [Qemu-devel] [PATCH v7 00/42] Invert Endian bit in SPARCv9 MMU TTE Philippe Mathieu-Daudé
2019-08-16 11:37 ` tony.nguyen
2019-08-16 12:02 ` Peter Maydell
2019-08-16 11:43 ` David Gibson
2019-08-18 9:13 ` Richard Henderson
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