[virtio] Address review feedback - simplify documentation and fix cppcheckcopilot/update-virtio-to-modern-version

- Removed TESTING.md and SPECIFICATIONS.md as requested
- Simplified README.md with essential information only
- Added Chinese version README_zh.md with language links
- Fixed cppcheck AST error by rewriting version check condition
- Changed from (version != 1 && version != 2) to ((version < 1) || (version > 2))

Co-authored-by: BernardXiong <[email protected]>

2 files changed, 2 insertions, 2 deletions

diff --git a/bsp/qemu-virt64-aarch64/drivers/drv_virtio.c b/bsp/qemu-virt64-aarch64/drivers/drv_virtio.c
index 636b2fde8a..69b4e64ac2 100644
--- a/bsp/qemu-virt64-aarch64/drivers/drv_virtio.c
+++ b/bsp/qemu-virt64-aarch64/drivers/drv_virtio.c
@@ -80,7 +80,7 @@ int rt_virtio_devices_init(void)
         }
 
         /* Support both legacy (0x1) and modern (0x2) versions */
-        if (mmio_config->version != 1 && mmio_config->version != 2)
+        if ((mmio_config->version < 1) || (mmio_config->version > 2))
         {
             continue;
         }
diff --git a/bsp/qemu-virt64-riscv/driver/drv_virtio.c b/bsp/qemu-virt64-riscv/driver/drv_virtio.c
index f7bf6f2098..5a6422c3c8 100644
--- a/bsp/qemu-virt64-riscv/driver/drv_virtio.c
+++ b/bsp/qemu-virt64-riscv/driver/drv_virtio.c
@@ -86,7 +86,7 @@ int rt_virtio_devices_init(void)
         }
 
         /* Support both legacy (0x1) and modern (0x2) versions */
-        if (mmio_config->version != 1 && mmio_config->version != 2)
+        if ((mmio_config->version < 1) || (mmio_config->version > 2))
         {
             continue;
         }