diff options
Diffstat (limited to 'sys/dev/acpi/acpi_init.c')
| -rw-r--r-- | sys/dev/acpi/acpi_init.c | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/sys/dev/acpi/acpi_init.c b/sys/dev/acpi/acpi_init.c index bc8be77..67eed29 100644 --- a/sys/dev/acpi/acpi_init.c +++ b/sys/dev/acpi/acpi_init.c @@ -36,14 +36,17 @@ #include <dev/acpi/acpivar.h> #include <dev/pci/pci.h> #include <vm/vm.h> +#include <string.h> #if defined(__x86_64__) #include <machine/hpet.h> #endif /* __x86_64__ */ #define pr_trace(fmt, ...) kprintf("acpi: " fmt, ##__VA_ARGS__) +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 @@ -91,6 +94,18 @@ acpi_get_root_sdt_len(void) return root_sdt_entries; } +const char * +acpi_oemid(void) +{ + return oemid; +} + +paddr_t +acpi_rsdp(void) +{ + return rsdp_pa; +} + void acpi_init(void) { @@ -103,6 +118,8 @@ acpi_init(void) /* Fetch the RSDP */ 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) { |