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Searched refs:rsdp (Results 1 – 6 of 6) sorted by relevance

/linux-6.12.1/arch/x86/boot/compressed/
Dacpi.c93 struct acpi_table_rsdp *rsdp; in scan_mem_for_rsdp() local
106 rsdp = (struct acpi_table_rsdp *)address; in scan_mem_for_rsdp()
109 if (!ACPI_VALIDATE_RSDP_SIG(rsdp->signature)) in scan_mem_for_rsdp()
113 if (compute_checksum((u8 *)rsdp, ACPI_RSDP_CHECKSUM_LENGTH)) in scan_mem_for_rsdp()
117 if ((rsdp->revision >= 2) && in scan_mem_for_rsdp()
118 (compute_checksum((u8 *)rsdp, ACPI_RSDP_XCHECKSUM_LENGTH))) in scan_mem_for_rsdp()
131 u8 *rsdp; in bios_get_rsdp_addr() local
142 rsdp = scan_mem_for_rsdp((u8 *)address, ACPI_EBDA_WINDOW_SIZE); in bios_get_rsdp_addr()
143 if (rsdp) in bios_get_rsdp_addr()
144 return (acpi_physical_address)(unsigned long)rsdp; in bios_get_rsdp_addr()
[all …]
/linux-6.12.1/drivers/acpi/acpica/
Dtbxfroot.c28 u32 acpi_tb_get_rsdp_length(struct acpi_table_rsdp *rsdp) in acpi_tb_get_rsdp_length() argument
31 if (!ACPI_VALIDATE_RSDP_SIG(rsdp->signature)) { in acpi_tb_get_rsdp_length()
40 if (rsdp->revision >= 2) { in acpi_tb_get_rsdp_length()
41 return (rsdp->length); in acpi_tb_get_rsdp_length()
59 acpi_status acpi_tb_validate_rsdp(struct acpi_table_rsdp *rsdp) in acpi_tb_validate_rsdp() argument
68 if (!ACPI_VALIDATE_RSDP_SIG(rsdp->signature)) { in acpi_tb_validate_rsdp()
77 if (acpi_ut_checksum((u8 *)rsdp, ACPI_RSDP_CHECKSUM_LENGTH) != 0) { in acpi_tb_validate_rsdp()
83 if ((rsdp->revision >= 2) && in acpi_tb_validate_rsdp()
84 (acpi_ut_checksum((u8 *)rsdp, ACPI_RSDP_XCHECKSUM_LENGTH) != 0)) { in acpi_tb_validate_rsdp()
Dtbutils.c218 struct acpi_table_rsdp *rsdp; in acpi_tb_parse_root_table() local
233 rsdp = acpi_os_map_memory(rsdp_address, sizeof(struct acpi_table_rsdp)); in acpi_tb_parse_root_table()
234 if (!rsdp) { in acpi_tb_parse_root_table()
240 rsdp)); in acpi_tb_parse_root_table()
244 if ((rsdp->revision > 1) && in acpi_tb_parse_root_table()
245 rsdp->xsdt_physical_address && !acpi_gbl_do_not_use_xsdt) { in acpi_tb_parse_root_table()
251 address = (acpi_physical_address)rsdp->xsdt_physical_address; in acpi_tb_parse_root_table()
256 address = (acpi_physical_address)rsdp->rsdt_physical_address; in acpi_tb_parse_root_table()
264 acpi_os_unmap_memory(rsdp, sizeof(struct acpi_table_rsdp)); in acpi_tb_parse_root_table()
Dactables.h18 u32 acpi_tb_get_rsdp_length(struct acpi_table_rsdp *rsdp);
20 acpi_status acpi_tb_validate_rsdp(struct acpi_table_rsdp *rsdp);
/linux-6.12.1/tools/power/acpi/tools/acpidump/
Dapdump.c71 struct acpi_table_rsdp *rsdp; in ap_is_valid_checksum() local
78 rsdp = ACPI_CAST_PTR(struct acpi_table_rsdp, table); in ap_is_valid_checksum()
79 status = acpi_tb_validate_rsdp(rsdp); in ap_is_valid_checksum()
108 struct acpi_table_rsdp *rsdp; in ap_get_table_length() local
117 rsdp = ACPI_CAST_PTR(struct acpi_table_rsdp, table); in ap_get_table_length()
118 return (acpi_tb_get_rsdp_length(rsdp)); in ap_get_table_length()
/linux-6.12.1/Documentation/ABI/testing/
Dsysfs-firmware-qemu_fw_cfg76 "etc/acpi/rsdp"
91 qemu_fw_cfg/by_name/etc/acpi/rsdp -> ../../../by_key/41