Commit Graph

7 Commits

Author SHA1 Message Date
Philippe Mathieu-Daudé
883f2c591f bulk: Rename TARGET_FMT_plx -> HWADDR_FMT_plx
The 'hwaddr' type is defined in "exec/hwaddr.h" as:

    hwaddr is the type of a physical address
   (its size can be different from 'target_ulong').

All definitions use the 'HWADDR_' prefix, except TARGET_FMT_plx:

 $ fgrep define include/exec/hwaddr.h
 #define HWADDR_H
 #define HWADDR_BITS 64
 #define HWADDR_MAX UINT64_MAX
 #define TARGET_FMT_plx "%016" PRIx64
         ^^^^^^
 #define HWADDR_PRId PRId64
 #define HWADDR_PRIi PRIi64
 #define HWADDR_PRIo PRIo64
 #define HWADDR_PRIu PRIu64
 #define HWADDR_PRIx PRIx64
 #define HWADDR_PRIX PRIX64

Since hwaddr's size can be *different* from target_ulong, it is
very confusing to read one of its format using the 'TARGET_FMT_'
prefix, normally used for the target_long / target_ulong types:

$ fgrep TARGET_FMT_ include/exec/cpu-defs.h
 #define TARGET_FMT_lx "%08x"
 #define TARGET_FMT_ld "%d"
 #define TARGET_FMT_lu "%u"
 #define TARGET_FMT_lx "%016" PRIx64
 #define TARGET_FMT_ld "%" PRId64
 #define TARGET_FMT_lu "%" PRIu64

Apparently this format was missed during commit a8170e5e97
("Rename target_phys_addr_t to hwaddr"), so complete it by
doing a bulk-rename with:

 $ sed -i -e s/TARGET_FMT_plx/HWADDR_FMT_plx/g $(git grep -l TARGET_FMT_plx)

Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Message-Id: <20230110212947.34557-1-philmd@linaro.org>
[thuth: Fix some warnings from checkpatch.pl along the way]
Signed-off-by: Thomas Huth <thuth@redhat.com>
2023-01-18 11:14:34 +01:00
Rui Wang
c8885b8839
target/loongarch: Separate the hardware flags into MMU index and PLV
Regarding the patchset v3 has been merged into main line, and not
approved, this patch updates to patchset v4.

Fixes: b4bda200 ("target/loongarch: Adjust the layout of hardware flags bit fields")
Link: https://lists.nongnu.org/archive/html/qemu-devel/2022-11/msg00808.html
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Rui Wang <wangrui@loongson.cn>
Message-Id: <20221107024526.702297-2-wangrui@loongson.cn>
Signed-off-by: Song Gao <gaosong@loongson.cn>
2022-11-07 10:54:08 +08:00
Song Gao
8752b13060
target/loongarch: Fix raise_mmu_exception() set wrong exception_index
When the address is invalid address, We should set exception_index
according to MMUAccessType, and EXCCODE_ADEF need't update badinstr.
Otherwise, The system enters an infinite loop. e.g:
run test.c on system mode
test.c:
    #include<stdio.h>

    void (*func)(int *);

    int main()
    {
        int i = 8;
        void *ptr = (void *)0x4000000000000000;
        func = ptr;
        func(&i);
        return 0;
    }

Signed-off-by: Song Gao <gaosong@loongson.cn>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-ID: <20221101073210.3934280-2-gaosong@loongson.cn>
2022-11-04 17:09:50 +08:00
Xiaojuan Yang
2b3ef8e5c6 target/loongarch/tlb_helper: Fix coverity integer overflow error
Replace '1 << shift' with 'MAKE_64BIT_MASK(shift, 1)' to fix
unintentional integer overflow errors in tlb_helper file.

Fix coverity CID: 1489759 1489762

Signed-off-by: Xiaojuan Yang <yangxiaojuan@loongson.cn>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <20220715060740.1500628-5-yangxiaojuan@loongson.cn>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2022-07-19 21:53:58 +05:30
Xiaojuan Yang
d2cba6f7ce target/loongarch: Add other core instructions support
This includes:
-CACOP
-LDDIR
-LDPTE
-ERTN
-DBCL
-IDLE

Signed-off-by: Xiaojuan Yang <yangxiaojuan@loongson.cn>
Signed-off-by: Song Gao <gaosong@loongson.cn>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <20220606124333.2060567-29-yangxiaojuan@loongson.cn>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2022-06-06 18:09:03 +00:00
Xiaojuan Yang
fcbbeb8ecd target/loongarch: Add TLB instruction support
This includes:
- TLBSRCH
- TLBRD
- TLBWR
- TLBFILL
- TLBCLR
- TLBFLUSH
- INVTLB

Signed-off-by: Xiaojuan Yang <yangxiaojuan@loongson.cn>
Signed-off-by: Song Gao <gaosong@loongson.cn>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <20220606124333.2060567-28-yangxiaojuan@loongson.cn>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2022-06-06 18:09:03 +00:00
Xiaojuan Yang
7e1c521e2a target/loongarch: Add MMU support for LoongArch CPU.
Signed-off-by: Xiaojuan Yang <yangxiaojuan@loongson.cn>
Signed-off-by: Song Gao <gaosong@loongson.cn>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <20220606124333.2060567-23-yangxiaojuan@loongson.cn>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2022-06-06 18:09:03 +00:00