addding sysfs and pipes etc

1 files changed, 9 insertions, 0 deletions

diff --git a/kernel/mem.c b/kernel/mem.c
index 97450d4..d8ac66a 100644
--- a/kernel/mem.c
+++ b/kernel/mem.c
@@ -15,6 +15,9 @@ extern uint32_t kernel_end[];
 extern uint32_t stack_top[];
 extern uint32_t stack_bottom[];
 
+// sysfs inpue
+uint32_t sysfs_in=128;
+
 //memory map bit array. Each bit represents a 4KB memory block,
 //so uint32_t represents 8*4 blocks
 static uint32_t _mmngr_memory_map[PMMNGR_MAP_SIZE]; //128KiB
@@ -233,4 +236,10 @@ void mem_sysfs(ringbuffer *r, void (*f)(ringbuffer *r,char *fmt, ...))
     f(r,"physical memory manager");
     f(r,"free 4096kb blocks : %d",mem_free_blocks);
     f(r,"free bytes : %d",mem_free_blocks*4096);
+    f(r,"in value : 0x%08X",sysfs_in);
+}
+
+void mem_sysfs_set(uint32_t set)
+{
+    sysfs_in=set;
 }