优化系统配置

.config

@@ -2,9 +2,15 @@
 #
 # Knl config
 #
-CONFIG_MK_MPU_CFG=y
+CONFIG_KNL_INFO=y
 CONFIG_KNL_TEXT_ADDR=0x8000000
 CONFIG_KNL_TEXT_SIZE=0x100000
+CONFIG_KNL_DATA_ADDR=0x20000000
+CONFIG_KNL_DATA_SIZE=0xa00000
+CONFIG_KNL_OFFSET=0x2000
+CONFIG_INIT_TASK_OFFSET=0x10000
+CONFIG_BOOTFS_OFFSET=0x20000
+CONFIG_MK_MPU_CFG=y
 CONFIG_FT_ADDR_NR=16
 CONFIG_SYS_SCHE_HZ=1000
 CONFIG_USER_ISR_START_NO=16
@@ -22,6 +28,14 @@ CONFIG_FD_MAP_ROW_CN=16
 CONFIG_FD_MAP_ROW_NR=16
 # end of Libc backend
 
+#
+# Sys util config
+#
+CONFIG_USING_SIG=y
+CONFIG_SIG_THREAD_STACK_SIZE=512
+CONFIG_SIG_THREAD_PRIO=3
+# end of Sys util config
+
 #
 # DFS: device virtual file system
 #

.config.old

@@ -1,4 +1,25 @@
-CONFIG_RTT_DIR="./"
+
+#
+# Knl config
+#
+CONFIG_KNL_INFO=y
+CONFIG_KNL_TEXT_ADDR=0x8000000
+CONFIG_KNL_TEXT_SIZE=0x100000
+CONFIG_KNL_DATA_ADDR=0x20000000
+CONFIG_KNL_DATA_SIZE=0x100000
+CONFIG_KNL_OFFSET=0x2000
+CONFIG_INIT_TASK_OFFSET=0x10000
+CONFIG_BOOTFS_OFFSET=0x20000
+CONFIG_MK_MPU_CFG=y
+CONFIG_FT_ADDR_NR=16
+CONFIG_SYS_SCHE_HZ=1000
+CONFIG_USER_ISR_START_NO=16
+CONFIG_IRQ_REG_TAB_SIZE=80
+CONFIG_REGION_NUM=8
+CONFIG_OBJ_MAP_TAB_SIZE=4
+CONFIG_OBJ_MAP_ENTRY_SIZE=8
+CONFIG_PRINTK_CACHE_SIZE=128
+# end of Knl config
 
 #
 # Libc backend
@@ -7,6 +28,14 @@ CONFIG_FD_MAP_ROW_CN=16
 CONFIG_FD_MAP_ROW_NR=16
 # end of Libc backend
 
+#
+# Sys util config
+#
+CONFIG_USING_SIG=y
+CONFIG_SIG_THREAD_STACK_SIZE=512
+CONFIG_SIG_THREAD_PRIO=3
+# end of Sys util config
+
 #
 # DFS: device virtual file system
 #
@@ -78,15 +107,4 @@ CONFIG_RT_USING_PIN=y
 # end of Using USB
 # end of Device Drivers
 
-#
+CONFIG_RTT_DIR="./"
-# Knl config
-#
-CONFIG_FT_ADDR_NR=16
-CONFIG_SYS_SCHE_HZ=1000
-CONFIG_USER_ISR_START_NO=16
-CONFIG_IRQ_REG_TAB_SIZE=80
-CONFIG_REGION_NUM=8
-CONFIG_OBJ_MAP_TAB_SIZE=4
-CONFIG_OBJ_MAP_ENTRY_SIZE=8
-CONFIG_PRINTK_CACHE_SIZE=128
-# end of Knl config

.gitignore

@@ -1 +1,3 @@
 build/*
+.config
+.config.old

mkrtos_knl/CMakeLists.txt

@@ -55,7 +55,7 @@ add_custom_target(
     # -DKNL_TEXT=$ENV{KNL_TEXT}
     -DKNL_DATA=$ENV{KNL_DATA}
     -DKNL_OFFSET=$ENV{KEN_OFFSET}
-    -DKNL_DATA_SIZE=$ENV{KNL_DATA_SIZE}
+    # -DKNL_DATA_SIZE=$ENV{KNL_DATA_SIZE}
     -include ${CMAKE_SOURCE_DIR}/build/autoconf.h
     -E -P -<${CMAKE_CURRENT_LIST_DIR}/stm32_link.lds.S> 
     ${CMAKE_CURRENT_LIST_DIR}/stm32_link.lds

mkrtos_knl/inc/knl/globals.h

@@ -14,6 +14,11 @@
 #include "types.h"
 #include "kobject.h"
 
+extern char _sdata[];
+extern char _edata[];
+extern char _sbss[];
+extern char _ebss[];
+
 mem_t *mm_get_global(void);
 void global_reg_kobj(kobject_t *kobj, int inx);
 kobject_t *global_get_kobj(int inx);

mkrtos_knl/knl/app.c

@@ -11,6 +11,8 @@
 #include "types.h"
 #include "app.h"
 
+#define APP_MAGIC "MKRTOS."
+
 /**
  * @brief 通过地址获得app的信息
  *
@@ -19,5 +21,15 @@
  */
 app_info_t *app_info_get(void *addr)
 {
-    return (app_info_t *)addr;
+    app_info_t *app = (app_info_t *)((umword_t)addr & (~0x3UL));
+    const char *magic = APP_MAGIC;
+
+    for (int i = 0; i < sizeof(app->magic) - 1; i++)
+    {
+        if (app->magic[i] != magic[i])
+        {
+            return NULL;
+        }
+    }
+    return app;
 }

mkrtos_knl/knl/globals.c

@@ -17,9 +17,8 @@
 #include "assert.h"
 #include "mm_man.h"
 #include "ipc.h"
-static mem_t global_mem;                                 //!< 全局内存管理块
+static mem_t global_mem;                     //!< 全局内存管理块
-static uint8_t mem_block[9 * 1024 * 1024 + 1024 * 1000]; //!< 内核内存分配堆 TODO:自动识别大小，或者从bootstrap中读取
+static kobject_t *kobj_ls[FACTORY_FUNC_MAX]; //!< 全局静态内核对象
-static kobject_t *kobj_ls[FACTORY_FUNC_MAX];             //!< 全局静态内核对象
 /**
  * @brief 注册一个全局静态的内核对象
  *
@@ -59,7 +58,8 @@ mem_t *mm_get_global(void)
  */
 static void mem_sys_init(void)
 {
+    void *mem_block_data;
     mem_init(&global_mem);
-    mem_heap_add(mm_get_global(), mem_block, sizeof(mem_block));
+    mem_heap_add(mm_get_global(), (void *)_ebss, CONFIG_KNL_DATA_SIZE - ((umword_t)_ebss - (umword_t)_sdata));
 }
 INIT_MEM(mem_sys_init);

mkrtos_knl/stm32_link.lds

@@ -1,7 +1,7 @@
 ENTRY(Reset_Handler)
 MEMORY
 {
-  RAM (xrw) : ORIGIN = 0x20000000, LENGTH = 10M
+  RAM (xrw) : ORIGIN = 0x20000000, LENGTH = 0xa00000
   FLASH (rx) : ORIGIN = 0x8000000 + 0x2000, LENGTH = 64K - 0x2000
 }
 SECTIONS

mkrtos_knl/stm32_link.lds.S

@@ -6,7 +6,7 @@ ENTRY(Reset_Handler)
 /* Specify the memory areas */
 MEMORY
 {
-  RAM (xrw)      : ORIGIN = KNL_DATA, LENGTH = KNL_DATA_SIZE
+  RAM (xrw)      : ORIGIN = KNL_DATA, LENGTH = CONFIG_KNL_DATA_SIZE
   /* RAM1 (xrw)      : ORIGIN = 0x68000000, LENGTH = 1M */
   /* RAM2 (xrw)      : ORIGIN = 0x2001C000, LENGTH = 16K */
   FLASH (rx)      : ORIGIN = CONFIG_KNL_TEXT_ADDR + KNL_OFFSET, LENGTH = 64K - KNL_OFFSET

mkrtos_script/build.sh

@@ -8,7 +8,6 @@ export KEN_OFFSET=0x2000
 export INIT_OFFSET=0x10000
 export BOOTFS_ADDR_OFFSET=0x22000
 export KNL_DATA=0x20000000
-export KNL_DATA_SIZE=10M
 export BOARD=STM32F2x
 export ARCH=cortex-m3
 export PYTHON_EXECUTABLE=python3

mkrtos_user/lib/Kconfig

@@ -1,4 +1,4 @@
 
 
 source "mkrtos_user/lib/libc_backend/Kconfig"
-
+source "mkrtos_user/lib/sys_util/Kconfig"

mkrtos_user/lib/letter-shell/demo/mkrtos/shell_test.c

@@ -11,6 +11,8 @@
 #include <sys/time.h>
 #include <pthread.h>
 #include <errno.h>
+#ifdef CONFIG_USING_SIG
+
 static int shell_sig_call_back(pid_t pid, umword_t sig_val)
 {
     /*TODO:这个消息是init发送的，这里不能给init发送消息，否导致卡死*/
@@ -29,3 +31,4 @@ int shell_test_sig(int argc, char *argv[])
     return pm_sig_watch(pid, 0 /*TODO:现在只有kill */);
 }
 SHELL_EXPORT_CMD(SHELL_CMD_PERMISSION(0) | SHELL_CMD_TYPE(SHELL_TYPE_CMD_MAIN), test_sig, shell_test_sig, shell_test_sig command);
+#endif

mkrtos_user/lib/libc_backend/src/mm_backend.c

@@ -10,7 +10,7 @@
 #include <assert.h>
 static pthread_spinlock_t lock;
 extern void *app_start_addr;
-static umword_t mm_bitemp[256 /*TODO:自动分配，或者静态划分*/];
+static umword_t mm_bitemp[ROUND(CONFIG_KNL_DATA_SIZE, MK_PAGE_SIZE) / (sizeof(umword_t) * 8) + 1];
 static void *mm_page_alloc(int page_nr)
 {
     int cnt = 0;

mkrtos_user/lib/mlibc/src/env/__libc_start_main.c

@@ -103,8 +103,9 @@ int __libc_start_main(int (*main)(int, char **, char **), int argc, char **argv,
 	 * are used to prevent the stack frame used during init from
 	 * persisting for the entire process lifetime. */
 	__init_libc(envp, argv[0]);
+#ifdef CONFIG_USING_SIG
     sig_init();
-
+#endif
 	/* Barrier against hoisting application code or anything using ssp
 	 * or thread pointer prior to its initialization above. */
 	lsm2_fn *stage2 = libc_start_main_stage2;

mkrtos_user/lib/sys_util/Kconfig

@@ -0,0 +1,17 @@
+
+
+menu "Sys util config"
+
+menuconfig USING_SIG
+    bool "Using signal."
+    default y
+if USING_SIG
+config SIG_THREAD_STACK_SIZE
+    int  "Set signal thread stack size."
+    default 512
+config SIG_THREAD_PRIO
+    int  "Set signal thread prio."
+    default 3
+endif
+endmenu
+

mkrtos_user/lib/sys_util/src/u_sig.c

@@ -9,8 +9,10 @@
 #include <rpc_prot.h>
 #include <assert.h>
 
+#ifdef CONFIG_USING_SIG
+
 static sig_call_back sig_cb_func;
-static ATTR_ALIGN(8) uint8_t sig_stack[1024];
+static ATTR_ALIGN(8) uint8_t sig_stack[CONFIG_SIG_THREAD_STACK_SIZE];
 static uint8_t sig_msg_buf[MSG_BUG_LEN];
 static obj_handler_t sig_th;
 static obj_handler_t sig_ipc;
@@ -70,5 +72,6 @@ void sig_init(void)
         return;
     }
     u_thread_create(&sig_th, sig_stack, sizeof(sig_stack), sig_msg_buf, sig_func);
-    u_thread_run(sig_th, 3);
+    u_thread_run(sig_th, CONFIG_SIG_THREAD_PRIO);
 }
+#endif

mkrtos_user/server/fs/cpiofs/main.c

@@ -21,7 +21,7 @@ int main(int argv, char *args[])
     ret = rpc_meta_init(THREAD_MAIN, &hd);
     assert(ret >= 0);
     fs_svr_init();
-    ns_register("/cpio", hd, MOUNT_NODE);
+    ns_register("/bin", hd, MOUNT_NODE);
     cons_write_str("cpiofs mount success\n");
     // *((char *)0) = 0;
 

mkrtos_user/server/fs/fatfs/fs_rpc.c

@@ -18,7 +18,9 @@ void fs_svr_init(void)
 {
     fs_init(&fs);
     meta_reg_svr_obj(&fs.svr, FS_PROT);
+#ifdef CONFIG_USING_SIG
     pm_sig_func_set(fs_sig_call_back);
+#endif
 }
 typedef struct file_desc
 {
@@ -184,11 +186,13 @@ int fs_svr_open(const char *path, int flags, int mode)
     {
         return fatfs_err_conv(ret);
     }
+#ifdef CONFIG_USING_SIG
     int w_ret = pm_sig_watch(pid, 0 /*TODO:现在只有kill */);
     if (w_ret < 0)
     {
         printf("pm wath pid %d err.\n", w_ret);
     }
+#endif
     return fd;
 }
 

mkrtos_user/server/init/src/heap_stack.c

@@ -8,7 +8,7 @@
  * @copyright Copyright (c) 2023
  * 
  */
-#define HEAP_SIZE 512
+#define HEAP_SIZE 1024
 #define STACK_SIZE 1024 * 2
 
 #if defined(__CC_ARM)

mkrtos_user/server/init/src/init.cfg

@@ -1,4 +1,5 @@
 #一次读取一行，每行代表启动的应用程序，暂时不支持参数
 
 fatfs
+cpiofs
 sh