| 84,31 → 84,31 |
|---|
| |
| void acpi_init(void) |
| { |
| __u8 *addr[2] = { NULL, (__u8 *) 0xe0000 }; |
| int i, j, length[2] = { 1024, 128*1024 }; |
| __u8 *addr[2] = { NULL, (__u8 *) 0xe0000 }; |
| int i, j, length[2] = { 1024, 128*1024 }; |
| __u64 *sig = (__u64 *) RSDP_SIGNATURE; |
| |
| /* |
| /* |
| * Find Root System Description Pointer |
| * 1. search first 1K of EBDA |
| * 2. search 128K starting at 0xe0000 |
| */ |
| * 1. search first 1K of EBDA |
| * 2. search 128K starting at 0xe0000 |
| */ |
| |
| addr[0] = (__u8 *) ebda; |
| for (i = (ebda ? 0 : 1); i < 2; i++) { |
| for (j = 0; j < length[i]; j += 16) { |
| if (*((__u64 *) &addr[i][j]) == *sig && rsdp_check(&addr[i][j])) { |
| acpi_rsdp = (struct acpi_rsdp *) &addr[i][j]; |
| goto rsdp_found; |
| } |
| } |
| } |
| for (j = 0; j < length[i]; j += 16) { |
| if (*((__u64 *) &addr[i][j]) == *sig && rsdp_check(&addr[i][j])) { |
| acpi_rsdp = (struct acpi_rsdp *) &addr[i][j]; |
| goto rsdp_found; |
| } |
| } |
| } |
| |
| return; |
| return; |
| |
| rsdp_found: |
| printf("%L: ACPI Root System Description Pointer\n", acpi_rsdp); |
| |
| printf("%L: ACPI Root System Description Pointer\n", acpi_rsdp); |
| |
| acpi_rsdt = (struct acpi_rsdt *) acpi_rsdp->rsdt_address; |
| if (acpi_rsdp->revision) acpi_xsdt = (struct acpi_xsdt *) ((__address) acpi_rsdp->xsdt_address); |
| |
| 137,7 → 137,7 |
|---|
| for (j=0; j<sizeof(signature_map)/sizeof(struct acpi_signature_map); j++) { |
| struct acpi_sdt_header *h = (struct acpi_sdt_header *) acpi_rsdt->entry[i]; |
| |
| map_sdt(h); |
| map_sdt(h); |
| if (*((__u32 *) &h->signature[0])==*((__u32 *) &signature_map[j].signature[0])) { |
| if (!acpi_sdt_check((__u8 *) h)) |
| goto next; |