- refactored

git-svn-id: http://moon:8086/svn/mips@148 a8ebac50-d88d-4704-bea3-6648445a41b3
2021-04-05 20:10:12 +00:00
parent 7fe4b48c13
commit dd10b4b5db
8 changed files with 5 additions and 4 deletions
@@ -0,0 +1,92 @@
+/* Specify the memory areas */
+MEMORY
+{
+  rom          : ORIGIN = 0xBFC00000, LENGTH = 0x00002000  /*   8K    */
+  ram          : ORIGIN = 0x40000000, LENGTH = 0x04000000  /*  64M    */
+  flash        : ORIGIN = 0x00000000, LENGTH = 0x00800000  /*   8M    */
+  io           : ORIGIN = 0xA0000000, LENGTH = 0x00800000  /*   8M    */
+}
+
+STARTUP(startup.o)
+INPUT(kernel.o)
+
+DEBUGGER_VAR_SIZE = 0x10000;
+SECTIONS
+{
+    .start  : 
+    {
+        start = ALIGN(2);
+        entry = ALIGN(2);
+        _entry = ALIGN(2);
+        __entry = ALIGN(2);
+        KEEP (*(.start))
+    } >ram
+
+    .exc_vector ORIGIN(ram) + 0x80 :
+    {
+        KEEP (*(.exc_vect))
+    } >ram
+    .init           :
+    {
+       KEEP (*(.init))
+    } >ram
+    .text           :
+    {
+        *(.text)
+        *(.text.*)
+    } >ram
+    .fini           :
+    {
+      KEEP (*(.fini))
+    } >ram
+    .rodata         : { *(.rodata .rodata.*) } >ram
+    .rodata1        : { *(.rodata1) } >ram
+    .sdata2         :
+    {
+        *(.sdata2 .sdata2.*)
+    } >ram
+    .sbss2          : { *(.sbss2 .sbss2.*) } >ram
+    .data           :
+    {
+        *(.data .data.*)
+    } >ram
+    .data1          : { *(.data1) } >ram
+    .got.plt        : { *(.got.plt) } >ram
+    . = .;
+    _gp = ALIGN(16) + 0x7ff0;
+    .got            : { *(.got) }
+    /* We want the small data sections together, so single-instruction offsets
+       can access them all, and initialized data all before uninitialized, so
+       we can shorten the on-disk segment size.  */
+    .sdata          :
+    {
+        *(.sdata .sdata.*)
+    } >ram
+    __bss_start = .;
+    .sbss           :
+    {
+        *(.sbss .sbss.*)
+        *(.scommon)
+    } >ram
+    .bss            :
+    {
+        *(.bss .bss.*)
+        *(COMMON)
+        /* Align here to ensure that the .bss section occupies space up to
+           _end.  Align after .bss to ensure correct alignment even if the
+           .bss section disappears because there are no input sections.
+           FIXME: Why do we need it? When there is no .bss section, we don't
+           pad the .data section.  */
+        . = ALIGN(. != 0 ? 32 / 8 : 1);
+    } >ram
+    . = ALIGN(32 / 8);
+    . = ALIGN(32 / 8);
+    _end = .; PROVIDE (end = .);
+    . = (ORIGIN(ram) + LENGTH(ram) - DEBUGGER_VAR_SIZE - 0x10);
+    stack_ptr = . | ~(LENGTH(ram)-1) & 0x7fffffff;
+    . = . + 0x10;
+    .dbg_vars . (NOLOAD)  :
+    {
+        *(.dbg_vars)
+    }
+}