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unicorn/qemu
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Hesham Almatary f597727171
RISC-V: Only Check PMP if MMU translation succeeds 
The current implementation unnecessarily checks for PMP even if MMU translation
failed. This may trigger a wrong PMP access exception instead of
a page exception.

For example, the very first instruction fetched after the first satp write in
S-Mode will trigger a PMP access fault instead of an instruction fetch page
fault.

This patch prioritises MMU exceptions over PMP exceptions and only checks for
PMP if MMU translation succeeds. This patch is required for future commits
that properly report PMP exception violations if PTW succeeds.

Backports commit e0f8fa72deba7ac7a7ae06ba25e6498aaad93ace from qemu
2019-08-08 16:49:06 -04:00
..
accel Revert "cputlb: Filter flushes on already clean tlbs" 2019-06-30 19:21:20 -04:00
crypto crypto: Clean up includes 2018-02-19 00:47:40 -05:00
default-configs target/riscv: Initial introduction of the RISC-V target 2019-03-08 21:46:10 -05:00
docs docs/devel/memory.txt: Document _with_attrs accessors 2018-10-04 04:46:26 -04:00
fpu qemu/fpu: Synchronize with Qemu 2019-03-09 18:27:31 -05:00
hw target/i386: Use env_cpu, env_archcpu 2019-06-12 11:46:35 -04:00
include Revert "cputlb: Filter flushes on already clean tlbs" 2019-06-30 19:21:20 -04:00
qapi qapi: Rewrite string-input-visitor's integer and list parsing 2018-12-18 04:57:25 -05:00
qobject qstring: Move qstring_from_substr()'s @end one to the right 2018-08-02 21:24:19 -04:00
qom cpu: Move icount_decr to CPUNegativeOffsetState 2019-06-13 15:34:28 -04:00
scripts decodetree: Fix comparison of Field 2019-06-13 16:17:56 -04:00
target RISC-V: Only Check PMP if MMU translation succeeds 2019-08-08 16:49:06 -04:00
tcg cpu: Move icount_decr to CPUNegativeOffsetState 2019-06-13 15:34:28 -04:00
util util/cacheinfo: Use uint64_t on LLP64 model to satisfy Windows ARM64 2019-05-09 17:43:27 -04:00
aarch64.h target/arm: Declare some M-profile functions publicly 2019-08-08 15:37:01 -04:00
aarch64eb.h target/arm: Declare some M-profile functions publicly 2019-08-08 15:37:01 -04:00
accel.c clean-up: removed duplicate #includes 2018-02-28 08:51:56 -05:00
arm.h target/arm: Declare some M-profile functions publicly 2019-08-08 15:37:01 -04:00
armeb.h target/arm: Declare some M-profile functions publicly 2019-08-08 15:37:01 -04:00
CODING_STYLE
configure configure: disallow spaces and colons in source path and build path 2019-08-08 14:29:24 -04:00
COPYING
COPYING.LIB
cpus.c Include qapi/error.h exactly where needed 2018-03-07 12:26:38 -05:00
exec.c exec.c: refactor function flatview_add_to_dispatch() 2019-03-11 17:00:46 -04:00
gen_all_header.sh
glib_compat.c target/arm/translate: Synchronize with Qemu 2019-04-27 10:13:01 -04:00
HACKING HACKING: document preference for g_new instead of g_malloc 2018-05-22 00:30:50 -04:00
header_gen.py target/riscv: Implement riscv_cpu_unassigned_access 2019-08-08 16:48:02 -04:00
ioport.c hw: remove pio_addr_t 2018-02-24 02:43:16 -05:00
LICENSE
m68k.h tcg: Add support for vector compare select 2019-05-24 18:21:13 -04:00
Makefile configure: disallow spaces and colons in source path and build path 2019-08-08 14:29:24 -04:00
Makefile.objs qapi: Move qapi-schema.json to qapi/, rename generated files 2018-03-09 11:35:11 -05:00
Makefile.target configure: Remove old -fno-gcse workaround for GCC 4.6.x and 4.7.[012] 2018-12-18 03:52:36 -05:00
memory.c cputlb: Synchronize with qemu 2019-04-26 15:48:45 -04:00
memory_ldst.inc.c exec: Fix MAP_RAM for cached access 2018-07-03 01:11:12 -04:00
memory_mapping.c include/qemu/osdep.h: Don't include qapi/error.h 2018-02-21 23:08:18 -05:00
mips.h target/mips: Refactor and fix INSERT.<B|H|W|D> instructions 2019-05-28 19:42:28 -04:00
mips64.h target/mips: Refactor and fix INSERT.<B|H|W|D> instructions 2019-05-28 19:42:28 -04:00
mips64el.h target/mips: Refactor and fix INSERT.<B|H|W|D> instructions 2019-05-28 19:42:28 -04:00
mipsel.h target/mips: Refactor and fix INSERT.<B|H|W|D> instructions 2019-05-28 19:42:28 -04:00
powerpc.h tcg: Add support for vector compare select 2019-05-24 18:21:13 -04:00
qemu-timer.c timer/cpus: fix some typos and update some comments 2018-02-25 23:21:57 -05:00
riscv32.h target/riscv: Implement riscv_cpu_unassigned_access 2019-08-08 16:48:02 -04:00
riscv64.h target/riscv: Implement riscv_cpu_unassigned_access 2019-08-08 16:48:02 -04:00
rules.mak build-sys: silence make by default or V=0 2018-03-06 08:58:03 -05:00
sparc.h tcg: Add support for vector compare select 2019-05-24 18:21:13 -04:00
sparc64.h tcg: Add support for vector compare select 2019-05-24 18:21:13 -04:00
unicorn_common.h unicorn_common: Fix unicorn memory functions failing 2018-09-03 10:40:14 -04:00
VERSION Open 4.1 development tree 2019-04-24 11:59:00 -04:00
vl.c Use cpu_create(type) instead of cpu_init(cpu_model) 2018-03-20 14:20:30 -04:00
vl.h
x86_64.h tcg: Add support for vector compare select 2019-05-24 18:21:13 -04:00