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Libpayload fixes to prevent triple-faults when running in QEMU.

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Let the linker figure out the correct address and just CALL the
start_main entry point.

Signed-off-by: Klaus Schnass <dev@stuffit.at>
Acked-by: Uwe Hermann <uwe@hermann-uwe.de>



git-svn-id: svn://svn.coreboot.org/coreboot/trunk@3204 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1
This commit is contained in:
Klaus Schnass
2008-03-31 21:02:29 +00:00
committed by Uwe Hermann
parent ab5b3e0d98
commit 2c6b33ce3e
2 changed files with 19 additions and 28 deletions
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18
payloads/libpayload/i386/main.c
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@@ -36,17 +36,12 @@
* stack we store the original stack pointer from the calling application.
*/
static void start_main(void);
extern void _leave(void);
static struct {
uint32_t eip[2];
uint32_t raddr[2];
uint32_t esp;
} initial_stack __attribute__ ((section(".istack"))) = {
{ (uint32_t) start_main, 0 },
{ (uint32_t) _leave, 0 },
(uint32_t) & initial_stack,
} initial_stack __attribute__ ((section(".istack"))) = {
(uint32_t) &initial_stack,
};
void *_istack = &initial_stack;
@@ -55,7 +50,7 @@ void *_istack = &initial_stack;
* This is our C entry function - set up the system
* and jump into the payload entry point.
*/
static void start_main(void)
void start_main(void)
{
extern int main(void);
@@ -70,9 +65,10 @@ static void start_main(void)
* user gets control goes here.
*/
/* Go to the entry point. */
/* In the future we may care about the return value. */
/*
* Go to the entry point.
* In the future we may care about the return value.
*/
(void) main();
/*