diff options
Diffstat (limited to 'sys')
| -rw-r--r-- | sys/dev/acpi/acpi_init.c | 8 | ||||
| -rw-r--r-- | sys/include/dev/acpi/acpi.h | 4 |
2 files changed, 12 insertions, 0 deletions
diff --git a/sys/dev/acpi/acpi_init.c b/sys/dev/acpi/acpi_init.c index ecfb129..67eed29 100644 --- a/sys/dev/acpi/acpi_init.c +++ b/sys/dev/acpi/acpi_init.c @@ -46,6 +46,7 @@ static char oemid[OEMID_SIZE]; static struct acpi_root_sdt *root_sdt = NULL; static size_t root_sdt_entries = 0; +static paddr_t rsdp_pa = 0; static volatile struct limine_rsdp_request rsdp_req = { .id = LIMINE_RSDP_REQUEST, .revision = 0 @@ -99,6 +100,12 @@ acpi_oemid(void) return oemid; } +paddr_t +acpi_rsdp(void) +{ + return rsdp_pa; +} + void acpi_init(void) { @@ -112,6 +119,7 @@ acpi_init(void) rsdp = rsdp_req.response->address; acpi_print_oemid("RSDP", rsdp->oemid); memcpy(oemid, rsdp->oemid, OEMID_SIZE); + rsdp_pa = VIRT_TO_PHYS(rsdp); /* Fetch the root SDT */ if (rsdp->revision >= 2) { diff --git a/sys/include/dev/acpi/acpi.h b/sys/include/dev/acpi/acpi.h index 9cd6b87..48eeee4 100644 --- a/sys/include/dev/acpi/acpi.h +++ b/sys/include/dev/acpi/acpi.h @@ -30,8 +30,12 @@ #ifndef _ACPI_H_ #define _ACPI_H_ +#include <sys/types.h> + const char *acpi_oemid(void); void *acpi_query(const char *query); + +paddr_t acpi_rsdp(void); void acpi_init(void); #endif /* !_ACPI_H_ */ |