diff options
| author | Jordan Crouse <jordan.crouse@amd.com> | 2008-04-05 01:07:27 +0000 |
|---|---|---|
| committer | Uwe Hermann <uwe@hermann-uwe.de> | 2008-04-05 01:07:27 +0000 |
| commit | 3860404b651d7c92c86a9789f9c163efb7ec9c8a (patch) | |
| tree | e6bed51ebcb9a0959806b790d0e517713f900915 /payloads | |
| parent | 6c44dfb6497941cf844feef79aafec23f32635b2 (diff) | |
| download | coreboot-3860404b651d7c92c86a9789f9c163efb7ec9c8a.tar.xz | |
libpayload: remove unneeded stack stuff
Following on the previous code to streamline the libpayload init code,
this removes the now unneeded stack structures.
Signed-off-by: Jordan Crouse <jordan.crouse@amd.com>
Acked-by: Uwe Hermann <uwe@hermann-uwe.de>
git-svn-id: svn://svn.coreboot.org/coreboot/trunk@3217 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1
Diffstat (limited to 'payloads')
| -rw-r--r-- | payloads/libpayload/i386/head.S | 4 | ||||
| -rw-r--r-- | payloads/libpayload/i386/main.c | 17 | ||||
| -rw-r--r-- | payloads/libpayload/libpayload.ldscript | 7 |
3 files changed, 3 insertions, 25 deletions
diff --git a/payloads/libpayload/i386/head.S b/payloads/libpayload/i386/head.S index e548329c66..8dc31aa54d 100644 --- a/payloads/libpayload/i386/head.S +++ b/payloads/libpayload/i386/head.S @@ -54,9 +54,9 @@ _init: movl %esp, %esi /* Setup new stack. */ - movl _istack, %ebx + movl $_stack, %ebx - movl (%ebx), %esp + movl %ebx, %esp /* Save old stack pointer. */ pushl %esi diff --git a/payloads/libpayload/i386/main.c b/payloads/libpayload/i386/main.c index a167218ffc..25e4de46d7 100644 --- a/payloads/libpayload/i386/main.c +++ b/payloads/libpayload/i386/main.c @@ -29,23 +29,6 @@ #include <libpayload.h> -/* - * This structure seeds the stack. We provide the return address of our main - * function, and further down, the address of the function that we call when - * we leave and try to restore the original stack. At the very bottom of the - * stack we store the original stack pointer from the calling application. - */ - -extern void _leave(void); - -static struct { - uint32_t esp; -} initial_stack __attribute__ ((section(".istack"))) = { - (uint32_t) &initial_stack, -}; - -void *_istack = &initial_stack; - /** * This is our C entry function - set up the system * and jump into the payload entry point. diff --git a/payloads/libpayload/libpayload.ldscript b/payloads/libpayload/libpayload.ldscript index 92ba2c05a8..7ae49e5808 100644 --- a/payloads/libpayload/libpayload.ldscript +++ b/payloads/libpayload/libpayload.ldscript @@ -73,17 +73,12 @@ SECTIONS . = ALIGN(16); _eheap = .; - _stack = .; + _estack = .; . += STACK_SIZE; . = ALIGN(16); _stack = .; } - /* Put the static bits of our inital stack at the bottom */ - .istack : { - *(.istack) - } - _end = .; /DISCARD/ : { *(.comment) *(.note) *(.note.*) } |