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Add support for mainboard specific suspend/resume handler 

Some mainboards (most likely laptops) will need mainboard specific functions
called upon a resume from suspend.

Change-Id: If1518a4b016bba776643adaef0ae64ff49f57e51
Signed-off-by: Stefan Reinauer <reinauer@google.com>
Reviewed-on: http://review.coreboot.org/852
Tested-by: build bot (Jenkins)
Reviewed-by: Ronald G. Minnich <rminnich@gmail.com>
This commit is contained in:
Stefan Reinauer 2012-04-03 23:28:22 +02:00
parent ec207630a5
commit cb91e1525e
2 changed files with 6 additions and 1 deletions
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6
src/arch/x86/boot/acpi.c
View File

@ -474,9 +474,13 @@ void suspend_resume(void)
/* If we happen to be resuming find wakeup vector and jump to OS. */
wake_vec = acpi_find_wakeup_vector();
if (wake_vec)
if (wake_vec) {
/* Call mainboard resume handler first, if defined. */
if (mainboard_suspend_resume)
mainboard_suspend_resume();
acpi_jump_to_wakeup(wake_vec);
}
}
/* This is to be filled by SB code - startup value what was found. */
u8 acpi_slp_type = 0;

1
src/arch/x86/include/arch/acpi.h
View File

@ -417,6 +417,7 @@ void acpi_write_rsdp(acpi_rsdp_t *rsdp, acpi_rsdt_t *rsdt, acpi_xsdt_t *xsdt);
extern u8 acpi_slp_type;
void suspend_resume(void);
void __attribute__((weak)) mainboard_suspend_resume(void);
void *acpi_find_wakeup_vector(void);
void *acpi_get_wakeup_rsdp(void);
void acpi_jump_to_wakeup(void *wakeup_addr);