[PATCH 01/20] target/loongarch: Add README

[Song Gao]

This patch give an introduction to the LoongArch target.

Signed-off-by: Song Gao <gaosong@loongson.cn>
---
 MAINTAINERS             |  5 +++++
 target/loongarch/README | 16 ++++++++++++++++
 2 files changed, 21 insertions(+)
 create mode 100644 target/loongarch/README

diff --git a/MAINTAINERS b/MAINTAINERS
index 3ff56f5..f207805 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -209,6 +209,11 @@ F: disas/hppa.c
 F: hw/net/*i82596*
 F: include/hw/net/lasi_82596.h
 
+LoongArch TCG CPUS
+M: Song Gao <gaosong@loongson.cn>
+S: Maintained
+F: target/loongarch/
+
 M68K TCG CPUs
 M: Laurent Vivier <laurent@vivier.eu>
 S: Maintained
diff --git a/target/loongarch/README b/target/loongarch/README
new file mode 100644
index 0000000..0addfc7
--- /dev/null
+++ b/target/loongarch/README
@@ -0,0 +1,16 @@
+LoongArch is the general processor architecture of Loongson.
+
+The following versions of the LoongArch core are supported
+    core: 3A5000
+    
https://github.com/loongson/LoongArch-Documentation/releases/download/LoongArch-Vol1-v3/LoongArch-Vol1-v1.00-EN.pdf
+
+There are several code directories
+
+    1 qemu/target/loongarch
+        This is the instruction emulation directory
+    2 qemu/linux-user/loongarch64
+        Linux-user simulation
+    3 qemu/hw/loongarch
+        System simulation
+    4 qemu/tests/tcg/loongarch
+        Linux-user test
-- 
1.8.3.1